./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-1.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_018cb22c-b0e0-404d-8693-92df71a8a198/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_018cb22c-b0e0-404d-8693-92df71a8a198/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_018cb22c-b0e0-404d-8693-92df71a8a198/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_018cb22c-b0e0-404d-8693-92df71a8a198/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_018cb22c-b0e0-404d-8693-92df71a8a198/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_018cb22c-b0e0-404d-8693-92df71a8a198/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 3a97724240a87192496d8328468f54cf5b25ba6881d4dae32505036169c4a273 --- 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 16:30:51,073 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:30:51,075 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:30:51,107 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:30:51,108 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:30:51,110 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:30:51,112 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:30:51,114 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:30:51,116 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:30:51,118 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:30:51,120 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:30:51,121 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:30:51,122 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:30:51,124 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:30:51,125 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:30:51,127 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:30:51,128 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:30:51,130 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:30:51,132 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:30:51,135 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:30:51,137 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:30:51,139 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:30:51,140 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:30:51,142 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:30:51,146 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:30:51,147 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:30:51,147 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:30:51,149 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:30:51,149 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:30:51,151 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:30:51,151 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:30:51,152 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:30:51,153 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:30:51,155 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:30:51,156 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:30:51,156 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:30:51,157 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:30:51,158 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:30:51,158 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:30:51,160 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:30:51,161 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:30:51,162 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_018cb22c-b0e0-404d-8693-92df71a8a198/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-10-17 16:30:51,186 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:30:51,187 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:30:51,188 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:30:51,188 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:30:51,189 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:30:51,189 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:30:51,189 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:30:51,189 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:30:51,190 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:30:51,190 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:30:51,190 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 16:30:51,190 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 16:30:51,191 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 16:30:51,191 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:30:51,191 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:30:51,191 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:30:51,192 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:30:51,192 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:30:51,192 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:30:51,192 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:30:51,193 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:30:51,193 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:30:51,193 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:30:51,194 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:30:51,194 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_018cb22c-b0e0-404d-8693-92df71a8a198/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_018cb22c-b0e0-404d-8693-92df71a8a198/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3a97724240a87192496d8328468f54cf5b25ba6881d4dae32505036169c4a273 [2022-10-17 16:30:51,475 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:30:51,497 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:30:51,499 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:30:51,500 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:30:51,501 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:30:51,503 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_018cb22c-b0e0-404d-8693-92df71a8a198/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-1.i [2022-10-17 16:30:51,583 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_018cb22c-b0e0-404d-8693-92df71a8a198/bin/ukojak-92XMlrwhuB/data/31ba5d770/6797967a046c49358e2664201b3ffbc0/FLAG6b3cdf87b [2022-10-17 16:30:52,246 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:30:52,246 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_018cb22c-b0e0-404d-8693-92df71a8a198/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-1.i [2022-10-17 16:30:52,265 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_018cb22c-b0e0-404d-8693-92df71a8a198/bin/ukojak-92XMlrwhuB/data/31ba5d770/6797967a046c49358e2664201b3ffbc0/FLAG6b3cdf87b [2022-10-17 16:30:52,474 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_018cb22c-b0e0-404d-8693-92df71a8a198/bin/ukojak-92XMlrwhuB/data/31ba5d770/6797967a046c49358e2664201b3ffbc0 [2022-10-17 16:30:52,476 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:30:52,477 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:30:52,480 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:30:52,480 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:30:52,497 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:30:52,498 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:30:52" (1/1) ... [2022-10-17 16:30:52,499 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7528b6ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:52, skipping insertion in model container [2022-10-17 16:30:52,499 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:30:52" (1/1) ... [2022-10-17 16:30:52,507 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:30:52,568 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:30:53,201 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_018cb22c-b0e0-404d-8693-92df71a8a198/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-1.i[33021,33034] [2022-10-17 16:30:53,427 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_018cb22c-b0e0-404d-8693-92df71a8a198/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-1.i[49681,49694] [2022-10-17 16:30:53,454 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:30:53,463 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:30:53,506 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_018cb22c-b0e0-404d-8693-92df71a8a198/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-1.i[33021,33034] [2022-10-17 16:30:53,565 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_018cb22c-b0e0-404d-8693-92df71a8a198/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-1.i[49681,49694] [2022-10-17 16:30:53,569 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:30:53,637 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:30:53,638 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:53 WrapperNode [2022-10-17 16:30:53,638 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:30:53,640 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:30:53,640 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:30:53,640 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:30:53,649 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:53" (1/1) ... [2022-10-17 16:30:53,698 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:53" (1/1) ... [2022-10-17 16:30:53,789 INFO L138 Inliner]: procedures = 177, calls = 388, calls flagged for inlining = 14, calls inlined = 14, statements flattened = 1459 [2022-10-17 16:30:53,789 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:30:53,790 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:30:53,790 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:30:53,790 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:30:53,800 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:53" (1/1) ... [2022-10-17 16:30:53,800 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:53" (1/1) ... [2022-10-17 16:30:53,816 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:53" (1/1) ... [2022-10-17 16:30:53,817 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:53" (1/1) ... [2022-10-17 16:30:53,908 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:53" (1/1) ... [2022-10-17 16:30:53,938 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:53" (1/1) ... [2022-10-17 16:30:53,951 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:53" (1/1) ... [2022-10-17 16:30:53,962 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:53" (1/1) ... [2022-10-17 16:30:53,972 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:30:53,973 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:30:53,973 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:30:53,973 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:30:53,975 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:53" (1/1) ... [2022-10-17 16:30:53,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:30:53,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_018cb22c-b0e0-404d-8693-92df71a8a198/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:30:54,022 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_018cb22c-b0e0-404d-8693-92df71a8a198/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:30:54,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_018cb22c-b0e0-404d-8693-92df71a8a198/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:30:54,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:30:54,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:30:54,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:30:54,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:30:54,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:30:54,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:30:54,077 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-10-17 16:30:54,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:30:54,078 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:30:54,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:30:54,078 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:30:54,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:30:54,383 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:30:54,385 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:30:57,533 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:30:57,816 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:30:57,816 INFO L300 CfgBuilder]: Removed 83 assume(true) statements. [2022-10-17 16:30:57,823 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:30:57 BoogieIcfgContainer [2022-10-17 16:30:57,823 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:30:57,824 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:30:57,824 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:30:57,835 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:30:57,836 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:30:57" (1/1) ... [2022-10-17 16:30:57,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:30:57,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:57,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1478 states to 1314 states and 1478 transitions. [2022-10-17 16:30:57,968 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 1478 transitions. [2022-10-17 16:30:57,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:30:57,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:57,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:58,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:58,274 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 16:30:58,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:58,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1477 states to 1313 states and 1477 transitions. [2022-10-17 16:30:58,355 INFO L276 IsEmpty]: Start isEmpty. Operand 1313 states and 1477 transitions. [2022-10-17 16:30:58,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:30:58,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:58,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:58,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:58,482 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 16:30:58,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:58,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 1312 states and 1476 transitions. [2022-10-17 16:30:58,586 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 1476 transitions. [2022-10-17 16:30:58,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:30:58,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:58,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:58,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:58,643 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 16:30:58,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:58,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1475 states to 1311 states and 1475 transitions. [2022-10-17 16:30:58,664 INFO L276 IsEmpty]: Start isEmpty. Operand 1311 states and 1475 transitions. [2022-10-17 16:30:58,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:30:58,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:58,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:58,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:58,777 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 16:30:58,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:58,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1474 states to 1310 states and 1474 transitions. [2022-10-17 16:30:58,800 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 1474 transitions. [2022-10-17 16:30:58,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:30:58,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:58,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:58,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:58,839 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 16:30:58,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:58,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 1311 states and 1476 transitions. [2022-10-17 16:30:58,873 INFO L276 IsEmpty]: Start isEmpty. Operand 1311 states and 1476 transitions. [2022-10-17 16:30:58,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:30:58,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:58,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:58,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:58,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:30:58,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:58,969 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 16:30:58,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:58,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 1311 states and 1470 transitions. [2022-10-17 16:30:58,982 INFO L276 IsEmpty]: Start isEmpty. Operand 1311 states and 1470 transitions. [2022-10-17 16:30:58,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:30:58,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:58,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:59,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:59,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 16:30:59,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:59,098 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 16:30:59,122 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 16:30:59,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:59,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 1313 states and 1472 transitions. [2022-10-17 16:30:59,165 INFO L276 IsEmpty]: Start isEmpty. Operand 1313 states and 1472 transitions. [2022-10-17 16:30:59,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:30:59,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:59,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:59,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:59,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 9 conjunts are in the unsatisfiable core [2022-10-17 16:30:59,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:59,263 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 16:30:59,325 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 16:30:59,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:59,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 1315 states and 1476 transitions. [2022-10-17 16:30:59,563 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1476 transitions. [2022-10-17 16:30:59,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:30:59,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:59,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:59,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:59,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:30:59,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:59,744 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 16:30:59,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:59,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1482 states to 1317 states and 1482 transitions. [2022-10-17 16:30:59,941 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1482 transitions. [2022-10-17 16:30:59,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:30:59,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:59,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:00,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:00,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:31:00,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:00,023 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:31:00,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:00,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:00,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1484 states to 1318 states and 1484 transitions. [2022-10-17 16:31:00,235 INFO L276 IsEmpty]: Start isEmpty. Operand 1318 states and 1484 transitions. [2022-10-17 16:31:00,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:31:00,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:00,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:00,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:00,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:31:00,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:00,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:00,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:00,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1483 states to 1318 states and 1483 transitions. [2022-10-17 16:31:00,386 INFO L276 IsEmpty]: Start isEmpty. Operand 1318 states and 1483 transitions. [2022-10-17 16:31:00,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:31:00,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:00,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:00,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:00,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:31:00,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:00,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:00,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:00,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1482 states to 1317 states and 1482 transitions. [2022-10-17 16:31:00,485 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1482 transitions. [2022-10-17 16:31:00,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:31:00,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:00,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:00,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:00,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:31:00,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:00,567 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:31:00,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:00,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:00,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1484 states to 1318 states and 1484 transitions. [2022-10-17 16:31:00,841 INFO L276 IsEmpty]: Start isEmpty. Operand 1318 states and 1484 transitions. [2022-10-17 16:31:00,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:31:00,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:00,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:00,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:00,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:31:00,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:00,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:01,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:01,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1490 states to 1321 states and 1490 transitions. [2022-10-17 16:31:01,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 1490 transitions. [2022-10-17 16:31:01,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:31:01,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:01,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:01,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:01,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:31:01,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:01,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:01,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:01,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1489 states to 1320 states and 1489 transitions. [2022-10-17 16:31:01,185 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 1489 transitions. [2022-10-17 16:31:01,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:31:01,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:01,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:01,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:01,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:31:01,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:01,272 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:31:01,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:01,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:01,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1491 states to 1321 states and 1491 transitions. [2022-10-17 16:31:01,669 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 1491 transitions. [2022-10-17 16:31:01,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:31:01,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:01,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:01,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:01,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:31:01,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:01,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:01,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:01,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1490 states to 1320 states and 1490 transitions. [2022-10-17 16:31:01,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 1490 transitions. [2022-10-17 16:31:01,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:31:01,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:01,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:01,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:01,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:31:01,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:01,944 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:31:02,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:02,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:02,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1492 states to 1321 states and 1492 transitions. [2022-10-17 16:31:02,279 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 1492 transitions. [2022-10-17 16:31:02,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:31:02,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:02,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:02,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:02,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:31:02,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:02,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:02,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:02,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1496 states to 1324 states and 1496 transitions. [2022-10-17 16:31:02,405 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 1496 transitions. [2022-10-17 16:31:02,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:31:02,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:02,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:02,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:02,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:31:02,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:02,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:02,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:02,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1495 states to 1323 states and 1495 transitions. [2022-10-17 16:31:02,511 INFO L276 IsEmpty]: Start isEmpty. Operand 1323 states and 1495 transitions. [2022-10-17 16:31:02,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:31:02,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:02,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:02,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:02,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:31:02,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:02,594 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:31:02,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:02,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:02,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1497 states to 1324 states and 1497 transitions. [2022-10-17 16:31:02,964 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 1497 transitions. [2022-10-17 16:31:02,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:31:02,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:02,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:03,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:03,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:31:03,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:03,055 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:31:03,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:03,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:03,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1500 states to 1325 states and 1500 transitions. [2022-10-17 16:31:03,251 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 1500 transitions. [2022-10-17 16:31:03,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:31:03,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:03,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:03,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:03,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:31:03,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:03,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:03,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:03,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 1325 states and 1499 transitions. [2022-10-17 16:31:03,530 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 1499 transitions. [2022-10-17 16:31:03,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:31:03,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:03,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:03,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:03,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:31:03,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:03,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:03,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:03,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1503 states to 1328 states and 1503 transitions. [2022-10-17 16:31:03,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 1503 transitions. [2022-10-17 16:31:03,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:31:03,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:03,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:03,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:03,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:31:03,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:03,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:03,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:03,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1502 states to 1327 states and 1502 transitions. [2022-10-17 16:31:03,789 INFO L276 IsEmpty]: Start isEmpty. Operand 1327 states and 1502 transitions. [2022-10-17 16:31:03,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:31:03,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:03,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:03,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:03,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:31:03,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:03,882 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:31:03,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:04,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:04,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1504 states to 1328 states and 1504 transitions. [2022-10-17 16:31:04,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 1504 transitions. [2022-10-17 16:31:04,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:31:04,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:04,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:04,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:04,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:31:04,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:04,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:04,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:04,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1503 states to 1327 states and 1503 transitions. [2022-10-17 16:31:04,390 INFO L276 IsEmpty]: Start isEmpty. Operand 1327 states and 1503 transitions. [2022-10-17 16:31:04,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:31:04,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:04,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:04,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:04,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:31:04,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:04,469 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:31:04,567 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 16:31:04,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:04,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 1328 states and 1505 transitions. [2022-10-17 16:31:04,812 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 1505 transitions. [2022-10-17 16:31:04,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:31:04,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:04,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:04,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:04,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:31:04,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:04,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:04,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:04,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1509 states to 1331 states and 1509 transitions. [2022-10-17 16:31:04,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 1509 transitions. [2022-10-17 16:31:04,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:31:04,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:04,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:04,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:04,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:31:04,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:05,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:05,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:05,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1508 states to 1330 states and 1508 transitions. [2022-10-17 16:31:05,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 1508 transitions. [2022-10-17 16:31:05,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:31:05,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:05,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:05,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:05,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:31:05,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:05,113 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:31:05,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:05,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:05,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1510 states to 1331 states and 1510 transitions. [2022-10-17 16:31:05,511 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 1510 transitions. [2022-10-17 16:31:05,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:31:05,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:05,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:05,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:05,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:31:05,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:05,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:05,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:05,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1509 states to 1330 states and 1509 transitions. [2022-10-17 16:31:05,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 1509 transitions. [2022-10-17 16:31:05,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:31:05,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:05,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:05,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:05,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:31:05,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:05,735 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:31:05,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:06,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:06,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1511 states to 1331 states and 1511 transitions. [2022-10-17 16:31:06,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 1511 transitions. [2022-10-17 16:31:06,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:31:06,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:06,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:06,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:06,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:31:06,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:06,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:06,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:06,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 1334 states and 1515 transitions. [2022-10-17 16:31:06,261 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 1515 transitions. [2022-10-17 16:31:06,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:31:06,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:06,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:06,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:06,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:31:06,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:06,399 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:31:06,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:06,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:06,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 1335 states and 1518 transitions. [2022-10-17 16:31:06,617 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 1518 transitions. [2022-10-17 16:31:06,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:31:06,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:06,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:06,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:06,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:31:06,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:06,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:06,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:06,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 1335 states and 1517 transitions. [2022-10-17 16:31:06,877 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 1517 transitions. [2022-10-17 16:31:06,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:31:06,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:06,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:06,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:06,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:31:06,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:07,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:07,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:07,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1521 states to 1338 states and 1521 transitions. [2022-10-17 16:31:07,036 INFO L276 IsEmpty]: Start isEmpty. Operand 1338 states and 1521 transitions. [2022-10-17 16:31:07,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:31:07,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:07,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:07,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:07,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 16:31:07,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:07,115 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:31:07,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:07,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:07,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 1354 states and 1539 transitions. [2022-10-17 16:31:07,519 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 1539 transitions. [2022-10-17 16:31:07,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:31:07,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:07,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:07,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:07,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 9 conjunts are in the unsatisfiable core [2022-10-17 16:31:07,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:07,603 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:31:07,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:08,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:08,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 1370 states and 1564 transitions. [2022-10-17 16:31:08,127 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 1564 transitions. [2022-10-17 16:31:08,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:31:08,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:08,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:08,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:08,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:31:08,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:08,211 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:08,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:08,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1562 states to 1370 states and 1562 transitions. [2022-10-17 16:31:08,223 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 1562 transitions. [2022-10-17 16:31:08,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:31:08,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:08,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:08,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:08,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 12 conjunts are in the unsatisfiable core [2022-10-17 16:31:08,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:08,342 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:31:08,514 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:10,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:10,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1581 states to 1385 states and 1581 transitions. [2022-10-17 16:31:10,073 INFO L276 IsEmpty]: Start isEmpty. Operand 1385 states and 1581 transitions. [2022-10-17 16:31:10,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:31:10,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:10,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:10,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:10,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:31:10,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:10,173 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:31:10,204 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:31:10,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:10,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 1385 states and 1580 transitions. [2022-10-17 16:31:10,224 INFO L276 IsEmpty]: Start isEmpty. Operand 1385 states and 1580 transitions. [2022-10-17 16:31:10,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:31:10,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:10,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:10,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:10,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:31:10,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:10,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:11,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:11,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 1249 states and 1395 transitions. [2022-10-17 16:31:11,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1249 states and 1395 transitions. [2022-10-17 16:31:11,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:31:11,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:11,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:11,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:11,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:31:11,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:11,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:11,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:11,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 1248 states and 1394 transitions. [2022-10-17 16:31:11,652 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states and 1394 transitions. [2022-10-17 16:31:11,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:31:11,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:11,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:11,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:11,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:31:11,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:11,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:11,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:11,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1393 states to 1247 states and 1393 transitions. [2022-10-17 16:31:11,973 INFO L276 IsEmpty]: Start isEmpty. Operand 1247 states and 1393 transitions. [2022-10-17 16:31:11,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:31:11,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:11,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:12,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:12,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:31:12,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:12,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:12,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:12,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1392 states to 1247 states and 1392 transitions. [2022-10-17 16:31:12,380 INFO L276 IsEmpty]: Start isEmpty. Operand 1247 states and 1392 transitions. [2022-10-17 16:31:12,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:31:12,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:12,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:12,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:12,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:31:12,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:12,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:12,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:12,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1391 states to 1246 states and 1391 transitions. [2022-10-17 16:31:12,523 INFO L276 IsEmpty]: Start isEmpty. Operand 1246 states and 1391 transitions. [2022-10-17 16:31:12,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:31:12,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:12,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:12,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:12,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:31:12,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:12,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:13,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:13,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 1245 states and 1390 transitions. [2022-10-17 16:31:13,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 1390 transitions. [2022-10-17 16:31:13,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:31:13,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:13,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:13,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:13,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:31:13,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:13,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:13,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:13,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1389 states to 1245 states and 1389 transitions. [2022-10-17 16:31:13,494 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 1389 transitions. [2022-10-17 16:31:13,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:31:13,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:13,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:13,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:13,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:31:13,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:13,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:13,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:13,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 1244 states and 1388 transitions. [2022-10-17 16:31:13,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1244 states and 1388 transitions. [2022-10-17 16:31:13,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:31:13,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:13,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:13,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:13,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:31:13,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:13,864 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 16:31:14,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:14,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1387 states to 1243 states and 1387 transitions. [2022-10-17 16:31:14,309 INFO L276 IsEmpty]: Start isEmpty. Operand 1243 states and 1387 transitions. [2022-10-17 16:31:14,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:31:14,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:14,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:14,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:14,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:31:14,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:14,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:14,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:14,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1385 states to 1243 states and 1385 transitions. [2022-10-17 16:31:14,422 INFO L276 IsEmpty]: Start isEmpty. Operand 1243 states and 1385 transitions. [2022-10-17 16:31:14,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:31:14,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:14,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:14,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:14,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:31:14,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:14,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:14,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:14,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 1243 states and 1384 transitions. [2022-10-17 16:31:14,929 INFO L276 IsEmpty]: Start isEmpty. Operand 1243 states and 1384 transitions. [2022-10-17 16:31:14,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:31:14,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:14,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:15,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:15,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:31:15,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:15,079 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 16:31:17,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:17,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1383 states to 1242 states and 1383 transitions. [2022-10-17 16:31:17,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1242 states and 1383 transitions. [2022-10-17 16:31:17,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:31:17,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:17,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:17,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:17,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:31:17,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:17,145 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:31:17,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:20,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:20,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 1241 states and 1382 transitions. [2022-10-17 16:31:20,165 INFO L276 IsEmpty]: Start isEmpty. Operand 1241 states and 1382 transitions. [2022-10-17 16:31:20,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:31:20,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:20,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:20,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:20,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:31:20,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:20,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:20,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:20,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1381 states to 1240 states and 1381 transitions. [2022-10-17 16:31:20,398 INFO L276 IsEmpty]: Start isEmpty. Operand 1240 states and 1381 transitions. [2022-10-17 16:31:20,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:31:20,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:20,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:20,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:20,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:31:20,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:20,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.