./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-invgen/string_concat-noarr.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bcebf02-a953-4b5a-8d02-47c20ce6639e/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bcebf02-a953-4b5a-8d02-47c20ce6639e/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_7bcebf02-a953-4b5a-8d02-47c20ce6639e/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bcebf02-a953-4b5a-8d02-47c20ce6639e/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invgen/string_concat-noarr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bcebf02-a953-4b5a-8d02-47c20ce6639e/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bcebf02-a953-4b5a-8d02-47c20ce6639e/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 30a4b942034eaa47a8fcc8fdf4549d1d63a9a60d59b585da2a353c9626604750 --- 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 16:29:36,518 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:29:36,522 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:29:36,582 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:29:36,582 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:29:36,584 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:29:36,586 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:29:36,589 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:29:36,592 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:29:36,593 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:29:36,595 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:29:36,597 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:29:36,597 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:29:36,599 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:29:36,601 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:29:36,603 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:29:36,604 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:29:36,606 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:29:36,609 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:29:36,612 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:29:36,615 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:29:36,617 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:29:36,619 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:29:36,620 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:29:36,626 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:29:36,627 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:29:36,628 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:29:36,629 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:29:36,630 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:29:36,631 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:29:36,632 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:29:36,633 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:29:36,635 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:29:36,636 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:29:36,638 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:29:36,638 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:29:36,639 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:29:36,640 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:29:36,641 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:29:36,659 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:29:36,660 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:29:36,662 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bcebf02-a953-4b5a-8d02-47c20ce6639e/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:29:36,696 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:29:36,697 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:29:36,698 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:29:36,698 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:29:36,699 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:29:36,699 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:29:36,700 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:29:36,700 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:29:36,700 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:29:36,701 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:29:36,701 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:29:36,701 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:29:36,702 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:29:36,702 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:29:36,702 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:29:36,703 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:29:36,703 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:29:36,703 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:29:36,704 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:29:36,704 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:29:36,704 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:29:36,705 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:29:36,705 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:29:36,705 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:29:36,706 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:29:36,706 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:29:36,706 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:29:36,707 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:29:36,707 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_7bcebf02-a953-4b5a-8d02-47c20ce6639e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bcebf02-a953-4b5a-8d02-47c20ce6639e/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 30a4b942034eaa47a8fcc8fdf4549d1d63a9a60d59b585da2a353c9626604750 [2022-10-17 16:29:36,983 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:29:37,013 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:29:37,018 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:29:37,021 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:29:37,023 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:29:37,026 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bcebf02-a953-4b5a-8d02-47c20ce6639e/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/loop-invgen/string_concat-noarr.i [2022-10-17 16:29:37,101 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bcebf02-a953-4b5a-8d02-47c20ce6639e/bin/ukojak-92XMlrwhuB/data/e4ea0ae38/38caf20d81da471990db26ac7a089569/FLAG4ee4d5c5f [2022-10-17 16:29:37,583 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:29:37,583 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bcebf02-a953-4b5a-8d02-47c20ce6639e/sv-benchmarks/c/loop-invgen/string_concat-noarr.i [2022-10-17 16:29:37,591 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bcebf02-a953-4b5a-8d02-47c20ce6639e/bin/ukojak-92XMlrwhuB/data/e4ea0ae38/38caf20d81da471990db26ac7a089569/FLAG4ee4d5c5f [2022-10-17 16:29:37,964 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bcebf02-a953-4b5a-8d02-47c20ce6639e/bin/ukojak-92XMlrwhuB/data/e4ea0ae38/38caf20d81da471990db26ac7a089569 [2022-10-17 16:29:37,967 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:29:37,969 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:29:37,971 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:29:37,971 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:29:37,975 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:29:37,976 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:29:37" (1/1) ... [2022-10-17 16:29:37,977 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5067ba4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:37, skipping insertion in model container [2022-10-17 16:29:37,977 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:29:37" (1/1) ... [2022-10-17 16:29:37,986 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:29:38,003 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:29:38,198 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_7bcebf02-a953-4b5a-8d02-47c20ce6639e/sv-benchmarks/c/loop-invgen/string_concat-noarr.i[893,906] [2022-10-17 16:29:38,217 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:29:38,231 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:29:38,256 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_7bcebf02-a953-4b5a-8d02-47c20ce6639e/sv-benchmarks/c/loop-invgen/string_concat-noarr.i[893,906] [2022-10-17 16:29:38,264 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:29:38,283 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:29:38,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:38 WrapperNode [2022-10-17 16:29:38,284 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:29:38,285 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:29:38,285 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:29:38,288 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:29:38,297 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:38" (1/1) ... [2022-10-17 16:29:38,309 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:38" (1/1) ... [2022-10-17 16:29:38,330 INFO L138 Inliner]: procedures = 16, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 53 [2022-10-17 16:29:38,331 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:29:38,333 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:29:38,333 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:29:38,333 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:29:38,344 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:38" (1/1) ... [2022-10-17 16:29:38,344 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:38" (1/1) ... [2022-10-17 16:29:38,346 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:38" (1/1) ... [2022-10-17 16:29:38,347 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:38" (1/1) ... [2022-10-17 16:29:38,360 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:38" (1/1) ... [2022-10-17 16:29:38,368 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:38" (1/1) ... [2022-10-17 16:29:38,376 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:38" (1/1) ... [2022-10-17 16:29:38,378 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:38" (1/1) ... [2022-10-17 16:29:38,380 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:29:38,382 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:29:38,383 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:29:38,384 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:29:38,385 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:38" (1/1) ... [2022-10-17 16:29:38,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:29:38,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bcebf02-a953-4b5a-8d02-47c20ce6639e/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:29:38,429 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bcebf02-a953-4b5a-8d02-47c20ce6639e/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:29:38,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bcebf02-a953-4b5a-8d02-47c20ce6639e/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:29:38,488 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:29:38,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:29:38,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:29:38,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:29:38,567 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:29:38,569 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:29:38,752 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:29:38,772 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:29:38,773 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:29:38,776 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:29:38 BoogieIcfgContainer [2022-10-17 16:29:38,776 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:29:38,777 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:29:38,778 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:29:38,790 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:29:38,791 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:29:38" (1/1) ... [2022-10-17 16:29:38,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:29:38,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:38,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2022-10-17 16:29:38,875 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2022-10-17 16:29:38,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:29:38,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:38,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:38,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:39,051 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 16:29:39,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:39,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 13 states and 16 transitions. [2022-10-17 16:29:39,087 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 16 transitions. [2022-10-17 16:29:39,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:29:39,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:39,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:39,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:39,391 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 16:29:39,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:39,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2022-10-17 16:29:39,558 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2022-10-17 16:29:39,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:29:39,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:39,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:39,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:39,788 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 16:29:39,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:39,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 25 states and 36 transitions. [2022-10-17 16:29:39,961 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 36 transitions. [2022-10-17 16:29:39,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:29:39,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:39,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:39,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:40,129 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:40,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:40,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 27 states and 41 transitions. [2022-10-17 16:29:40,251 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 41 transitions. [2022-10-17 16:29:40,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:29:40,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:40,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:40,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:40,434 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:40,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:40,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 29 states and 45 transitions. [2022-10-17 16:29:40,627 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 45 transitions. [2022-10-17 16:29:40,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:29:40,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:40,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:40,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:40,782 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:40,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:40,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 32 states and 49 transitions. [2022-10-17 16:29:40,836 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 49 transitions. [2022-10-17 16:29:40,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:29:40,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:40,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:40,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:40,955 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:41,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:41,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 34 states and 53 transitions. [2022-10-17 16:29:41,078 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 53 transitions. [2022-10-17 16:29:41,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:29:41,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:41,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:41,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:41,210 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:41,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:41,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 37 states and 56 transitions. [2022-10-17 16:29:41,338 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 56 transitions. [2022-10-17 16:29:41,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:29:41,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:41,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:41,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:41,488 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:41,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:41,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 39 states and 60 transitions. [2022-10-17 16:29:41,642 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 60 transitions. [2022-10-17 16:29:41,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:29:41,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:41,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:41,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:41,708 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:41,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:41,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 42 states and 63 transitions. [2022-10-17 16:29:41,821 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 63 transitions. [2022-10-17 16:29:41,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:29:41,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:41,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:41,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:41,917 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:42,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:42,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 44 states and 67 transitions. [2022-10-17 16:29:42,048 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 67 transitions. [2022-10-17 16:29:42,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:29:42,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:42,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:42,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:42,118 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:42,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:42,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 47 states and 70 transitions. [2022-10-17 16:29:42,248 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 70 transitions. [2022-10-17 16:29:42,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:29:42,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:42,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:42,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:42,354 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:42,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:42,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 49 states and 74 transitions. [2022-10-17 16:29:42,486 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 74 transitions. [2022-10-17 16:29:42,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:29:42,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:42,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:42,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:42,618 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:42,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:42,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 52 states and 77 transitions. [2022-10-17 16:29:42,750 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 77 transitions. [2022-10-17 16:29:42,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:29:42,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:42,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:42,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:42,849 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:43,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:43,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 54 states and 81 transitions. [2022-10-17 16:29:43,009 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 81 transitions. [2022-10-17 16:29:43,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:29:43,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:43,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:43,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:43,118 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:43,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:43,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 57 states and 84 transitions. [2022-10-17 16:29:43,264 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 84 transitions. [2022-10-17 16:29:43,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:29:43,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:43,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:43,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:43,412 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:43,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:43,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 59 states and 88 transitions. [2022-10-17 16:29:43,565 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 88 transitions. [2022-10-17 16:29:43,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:29:43,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:43,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:43,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:43,678 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:43,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:43,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 62 states and 91 transitions. [2022-10-17 16:29:43,818 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 91 transitions. [2022-10-17 16:29:43,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:29:43,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:43,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:43,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:43,968 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:44,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:44,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 64 states and 95 transitions. [2022-10-17 16:29:44,151 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 95 transitions. [2022-10-17 16:29:44,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:29:44,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:44,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:44,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:44,284 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:44,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:44,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 67 states and 98 transitions. [2022-10-17 16:29:44,432 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 98 transitions. [2022-10-17 16:29:44,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:29:44,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:44,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:44,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:44,588 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:44,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:44,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 69 states and 102 transitions. [2022-10-17 16:29:44,770 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 102 transitions. [2022-10-17 16:29:44,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:29:44,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:44,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:44,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:44,898 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:45,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:45,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 72 states and 105 transitions. [2022-10-17 16:29:45,046 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 105 transitions. [2022-10-17 16:29:45,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:29:45,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:45,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:45,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:45,212 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:45,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:45,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 74 states and 109 transitions. [2022-10-17 16:29:45,396 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 109 transitions. [2022-10-17 16:29:45,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:29:45,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:45,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:45,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:45,514 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 0 proven. 116 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:45,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:45,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 77 states and 112 transitions. [2022-10-17 16:29:45,671 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 112 transitions. [2022-10-17 16:29:45,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:29:45,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:45,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:45,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:45,844 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:46,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:46,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 79 states and 116 transitions. [2022-10-17 16:29:46,041 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 116 transitions. [2022-10-17 16:29:46,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:29:46,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:46,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:46,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:46,186 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 138 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:46,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:46,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 82 states and 119 transitions. [2022-10-17 16:29:46,359 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 119 transitions. [2022-10-17 16:29:46,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:29:46,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:46,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:46,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:46,563 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:46,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:46,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 84 states and 123 transitions. [2022-10-17 16:29:46,776 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 123 transitions. [2022-10-17 16:29:46,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:29:46,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:46,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:46,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:46,912 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:47,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:47,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 87 states and 126 transitions. [2022-10-17 16:29:47,074 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 126 transitions. [2022-10-17 16:29:47,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:29:47,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:47,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:47,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:47,257 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:47,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:47,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 89 states and 130 transitions. [2022-10-17 16:29:47,458 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 130 transitions. [2022-10-17 16:29:47,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:29:47,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:47,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:47,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:47,598 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 0 proven. 188 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:47,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:47,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 92 states and 133 transitions. [2022-10-17 16:29:47,766 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 133 transitions. [2022-10-17 16:29:47,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:29:47,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:47,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:47,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:47,970 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:48,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:48,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 94 states and 137 transitions. [2022-10-17 16:29:48,189 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 137 transitions. [2022-10-17 16:29:48,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:29:48,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:48,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:48,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:48,317 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:48,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:48,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 97 states and 140 transitions. [2022-10-17 16:29:48,491 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 140 transitions. [2022-10-17 16:29:48,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:29:48,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:48,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:48,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:48,688 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:48,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:48,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 99 states and 144 transitions. [2022-10-17 16:29:48,910 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 144 transitions. [2022-10-17 16:29:48,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:29:48,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:48,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:48,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:49,098 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 246 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:49,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:49,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 102 states and 147 transitions. [2022-10-17 16:29:49,290 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 147 transitions. [2022-10-17 16:29:49,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:29:49,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:49,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:49,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:49,532 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:49,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:49,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 104 states and 151 transitions. [2022-10-17 16:29:49,794 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 151 transitions. [2022-10-17 16:29:49,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:29:49,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:49,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:49,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:49,994 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 0 proven. 278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:50,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:50,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 107 states and 154 transitions. [2022-10-17 16:29:50,202 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 154 transitions. [2022-10-17 16:29:50,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:29:50,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:50,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:50,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:50,427 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:50,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:50,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 109 states and 158 transitions. [2022-10-17 16:29:50,705 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 158 transitions. [2022-10-17 16:29:50,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:29:50,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:50,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:50,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:50,881 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 312 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:51,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:51,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 112 states and 161 transitions. [2022-10-17 16:29:51,086 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 161 transitions. [2022-10-17 16:29:51,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:29:51,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:51,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:51,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:51,335 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:51,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:51,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 114 states and 165 transitions. [2022-10-17 16:29:51,605 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 165 transitions. [2022-10-17 16:29:51,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:29:51,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:51,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:51,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:51,769 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 0 proven. 348 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:51,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:51,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 117 states and 168 transitions. [2022-10-17 16:29:51,996 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 168 transitions. [2022-10-17 16:29:51,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:29:51,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:51,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:52,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:52,248 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:52,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:52,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 119 states and 172 transitions. [2022-10-17 16:29:52,521 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 172 transitions. [2022-10-17 16:29:52,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:29:52,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:52,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:52,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:52,695 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 0 proven. 386 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:52,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:52,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 122 states and 175 transitions. [2022-10-17 16:29:52,920 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 175 transitions. [2022-10-17 16:29:52,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:29:52,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:52,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:52,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:53,185 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:53,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:53,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 124 states and 179 transitions. [2022-10-17 16:29:53,474 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 179 transitions. [2022-10-17 16:29:53,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:29:53,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:53,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:53,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:53,652 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 0 proven. 426 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:53,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:53,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 127 states and 182 transitions. [2022-10-17 16:29:53,885 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 182 transitions. [2022-10-17 16:29:53,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:29:53,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:53,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:53,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:54,163 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:54,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:54,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 129 states and 186 transitions. [2022-10-17 16:29:54,472 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 186 transitions. [2022-10-17 16:29:54,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:29:54,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:54,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:54,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:54,643 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 0 proven. 468 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:54,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:54,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 132 states and 189 transitions. [2022-10-17 16:29:54,892 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 189 transitions. [2022-10-17 16:29:54,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:29:54,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:54,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:54,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:55,152 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:55,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:55,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 134 states and 193 transitions. [2022-10-17 16:29:55,444 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 193 transitions. [2022-10-17 16:29:55,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:29:55,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:55,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:55,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:55,668 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 0 proven. 512 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:55,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:55,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 137 states and 196 transitions. [2022-10-17 16:29:55,922 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 196 transitions. [2022-10-17 16:29:55,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:29:55,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:55,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:55,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:56,209 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:56,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:56,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 139 states and 200 transitions. [2022-10-17 16:29:56,538 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 200 transitions. [2022-10-17 16:29:56,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:29:56,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:56,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:56,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:56,734 INFO L134 CoverageAnalysis]: Checked inductivity of 558 backedges. 0 proven. 558 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:56,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:56,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 142 states and 203 transitions. [2022-10-17 16:29:56,983 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 203 transitions. [2022-10-17 16:29:56,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:29:56,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:56,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:56,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:57,287 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 0 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:57,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:57,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 144 states and 207 transitions. [2022-10-17 16:29:57,625 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 207 transitions. [2022-10-17 16:29:57,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:29:57,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:57,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:57,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:57,872 INFO L134 CoverageAnalysis]: Checked inductivity of 606 backedges. 0 proven. 606 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:58,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:58,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 147 states and 210 transitions. [2022-10-17 16:29:58,144 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 210 transitions. [2022-10-17 16:29:58,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:29:58,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:58,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:58,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:58,492 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:58,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:58,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 149 states and 214 transitions. [2022-10-17 16:29:58,843 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 214 transitions. [2022-10-17 16:29:58,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:29:58,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:58,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:58,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:59,065 INFO L134 CoverageAnalysis]: Checked inductivity of 656 backedges. 0 proven. 656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:59,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:59,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 152 states and 217 transitions. [2022-10-17 16:29:59,343 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 217 transitions. [2022-10-17 16:29:59,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:29:59,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:59,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:59,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:59,688 INFO L134 CoverageAnalysis]: Checked inductivity of 812 backedges. 0 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:00,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:00,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 154 states and 221 transitions. [2022-10-17 16:30:00,045 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 221 transitions. [2022-10-17 16:30:00,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:30:00,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:00,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:00,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:00,294 INFO L134 CoverageAnalysis]: Checked inductivity of 708 backedges. 0 proven. 708 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:00,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:00,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 157 states and 224 transitions. [2022-10-17 16:30:00,576 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 224 transitions. [2022-10-17 16:30:00,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-17 16:30:00,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:00,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:00,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:00,926 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:01,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:01,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 159 states and 228 transitions. [2022-10-17 16:30:01,295 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 228 transitions. [2022-10-17 16:30:01,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-17 16:30:01,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:01,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:01,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:01,545 INFO L134 CoverageAnalysis]: Checked inductivity of 762 backedges. 0 proven. 762 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:01,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:01,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 162 states and 231 transitions. [2022-10-17 16:30:01,828 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 231 transitions. [2022-10-17 16:30:01,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-10-17 16:30:01,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:01,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:01,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:02,255 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 0 proven. 930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:02,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:02,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 164 states and 235 transitions. [2022-10-17 16:30:02,585 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 235 transitions. [2022-10-17 16:30:02,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-10-17 16:30:02,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:02,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:02,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:02,836 INFO L134 CoverageAnalysis]: Checked inductivity of 818 backedges. 0 proven. 818 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:03,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:03,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 167 states and 238 transitions. [2022-10-17 16:30:03,143 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 238 transitions. [2022-10-17 16:30:03,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-10-17 16:30:03,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:03,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:03,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:03,513 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 0 proven. 992 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:03,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:03,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 169 states and 242 transitions. [2022-10-17 16:30:03,896 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 242 transitions. [2022-10-17 16:30:03,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-10-17 16:30:03,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:03,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:03,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:04,184 INFO L134 CoverageAnalysis]: Checked inductivity of 876 backedges. 0 proven. 876 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:04,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:04,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 172 states and 245 transitions. [2022-10-17 16:30:04,473 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 245 transitions. [2022-10-17 16:30:04,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-10-17 16:30:04,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:04,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:04,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat