./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label21.c --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_4ac770d6-3368-497a-8557-8ef3621e9cd3/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ac770d6-3368-497a-8557-8ef3621e9cd3/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_4ac770d6-3368-497a-8557-8ef3621e9cd3/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ac770d6-3368-497a-8557-8ef3621e9cd3/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label21.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ac770d6-3368-497a-8557-8ef3621e9cd3/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_4ac770d6-3368-497a-8557-8ef3621e9cd3/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 7fc08bc6eca06c500d742b65350dc2aa3c19e672662fd614514fbc6bd34af0fd --- 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 16:45:08,220 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:45:08,222 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:45:08,255 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:45:08,255 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:45:08,257 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:45:08,259 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:45:08,261 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:45:08,263 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:45:08,265 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:45:08,266 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:45:08,271 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:45:08,273 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:45:08,276 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:45:08,278 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:45:08,280 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:45:08,281 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:45:08,287 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:45:08,289 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:45:08,291 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:45:08,295 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:45:08,297 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:45:08,301 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:45:08,302 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:45:08,311 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:45:08,316 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:45:08,316 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:45:08,318 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:45:08,319 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:45:08,320 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:45:08,321 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:45:08,334 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:45:08,334 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:45:08,335 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:45:08,336 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:45:08,337 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:45:08,338 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:45:08,338 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:45:08,339 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:45:08,340 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:45:08,341 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:45:08,342 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ac770d6-3368-497a-8557-8ef3621e9cd3/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:45:08,381 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:45:08,381 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:45:08,382 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:45:08,382 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:45:08,383 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:45:08,383 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:45:08,383 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:45:08,384 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:45:08,384 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:45:08,384 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:45:08,384 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:45:08,384 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:45:08,385 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:45:08,385 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:45:08,385 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:45:08,385 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:45:08,385 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:45:08,385 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:45:08,386 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:45:08,386 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:45:08,386 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:45:08,386 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:45:08,387 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:45:08,387 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:45:08,387 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:45:08,387 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:45:08,387 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:45:08,390 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:45:08,391 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_4ac770d6-3368-497a-8557-8ef3621e9cd3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ac770d6-3368-497a-8557-8ef3621e9cd3/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7fc08bc6eca06c500d742b65350dc2aa3c19e672662fd614514fbc6bd34af0fd [2022-10-17 16:45:08,718 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:45:08,747 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:45:08,751 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:45:08,752 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:45:08,754 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:45:08,757 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ac770d6-3368-497a-8557-8ef3621e9cd3/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/eca-rers2012/Problem01_label21.c [2022-10-17 16:45:08,837 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ac770d6-3368-497a-8557-8ef3621e9cd3/bin/ukojak-92XMlrwhuB/data/71729b239/768e833425e3473085539456e840dc7c/FLAG9b4e2c8a3 [2022-10-17 16:45:09,445 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:45:09,446 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ac770d6-3368-497a-8557-8ef3621e9cd3/sv-benchmarks/c/eca-rers2012/Problem01_label21.c [2022-10-17 16:45:09,466 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ac770d6-3368-497a-8557-8ef3621e9cd3/bin/ukojak-92XMlrwhuB/data/71729b239/768e833425e3473085539456e840dc7c/FLAG9b4e2c8a3 [2022-10-17 16:45:09,656 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ac770d6-3368-497a-8557-8ef3621e9cd3/bin/ukojak-92XMlrwhuB/data/71729b239/768e833425e3473085539456e840dc7c [2022-10-17 16:45:09,660 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:45:09,664 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:45:09,667 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:45:09,668 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:45:09,671 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:45:09,673 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:45:09" (1/1) ... [2022-10-17 16:45:09,675 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6618007 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:09, skipping insertion in model container [2022-10-17 16:45:09,676 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:45:09" (1/1) ... [2022-10-17 16:45:09,685 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:45:09,741 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:45:10,135 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_4ac770d6-3368-497a-8557-8ef3621e9cd3/sv-benchmarks/c/eca-rers2012/Problem01_label21.c[15876,15889] [2022-10-17 16:45:10,188 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:45:10,197 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:45:10,297 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_4ac770d6-3368-497a-8557-8ef3621e9cd3/sv-benchmarks/c/eca-rers2012/Problem01_label21.c[15876,15889] [2022-10-17 16:45:10,340 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:45:10,362 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:45:10,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:10 WrapperNode [2022-10-17 16:45:10,363 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:45:10,364 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:45:10,364 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:45:10,364 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:45:10,382 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:10" (1/1) ... [2022-10-17 16:45:10,412 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:10" (1/1) ... [2022-10-17 16:45:10,489 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 657 [2022-10-17 16:45:10,490 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:45:10,491 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:45:10,491 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:45:10,491 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:45:10,507 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:10" (1/1) ... [2022-10-17 16:45:10,514 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:10" (1/1) ... [2022-10-17 16:45:10,518 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:10" (1/1) ... [2022-10-17 16:45:10,518 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:10" (1/1) ... [2022-10-17 16:45:10,565 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:10" (1/1) ... [2022-10-17 16:45:10,592 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:10" (1/1) ... [2022-10-17 16:45:10,599 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:10" (1/1) ... [2022-10-17 16:45:10,608 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:10" (1/1) ... [2022-10-17 16:45:10,621 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:45:10,622 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:45:10,622 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:45:10,622 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:45:10,626 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:10" (1/1) ... [2022-10-17 16:45:10,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:45:10,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ac770d6-3368-497a-8557-8ef3621e9cd3/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:45:10,661 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ac770d6-3368-497a-8557-8ef3621e9cd3/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:45:10,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ac770d6-3368-497a-8557-8ef3621e9cd3/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:45:10,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:45:10,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:45:10,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:45:10,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:45:10,823 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:45:10,825 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:45:12,139 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:45:12,394 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:45:12,394 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:45:12,398 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:45:12 BoogieIcfgContainer [2022-10-17 16:45:12,398 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:45:12,399 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:45:12,399 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:45:12,412 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:45:12,412 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:45:12" (1/1) ... [2022-10-17 16:45:12,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:45:12,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:12,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2022-10-17 16:45:12,499 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2022-10-17 16:45:12,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-10-17 16:45:12,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:12,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:12,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:13,034 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 16:45:13,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:13,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 145 states and 231 transitions. [2022-10-17 16:45:13,601 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 231 transitions. [2022-10-17 16:45:13,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-10-17 16:45:13,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:13,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:13,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:13,767 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:14,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:14,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 215 states and 304 transitions. [2022-10-17 16:45:14,525 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 304 transitions. [2022-10-17 16:45:14,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-10-17 16:45:14,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:14,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:14,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:14,733 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:45:14,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:14,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 216 states and 305 transitions. [2022-10-17 16:45:14,869 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 305 transitions. [2022-10-17 16:45:14,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-10-17 16:45:14,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:14,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:14,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:15,095 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:15,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:15,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 231 states and 323 transitions. [2022-10-17 16:45:15,266 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 323 transitions. [2022-10-17 16:45:15,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-10-17 16:45:15,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:15,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:15,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:15,463 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:15,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:15,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 232 states and 337 transitions. [2022-10-17 16:45:15,697 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 337 transitions. [2022-10-17 16:45:15,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-10-17 16:45:15,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:15,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:15,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:15,859 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:15,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:15,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 237 states and 342 transitions. [2022-10-17 16:45:15,922 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 342 transitions. [2022-10-17 16:45:15,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-10-17 16:45:15,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:15,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:15,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:16,083 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:16,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:16,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 253 states and 363 transitions. [2022-10-17 16:45:16,488 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 363 transitions. [2022-10-17 16:45:16,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-10-17 16:45:16,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:16,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:16,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:16,639 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:16,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:16,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 279 states and 394 transitions. [2022-10-17 16:45:16,990 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 394 transitions. [2022-10-17 16:45:16,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-10-17 16:45:16,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:16,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:17,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:17,220 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-10-17 16:45:17,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:17,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 290 states and 412 transitions. [2022-10-17 16:45:17,680 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 412 transitions. [2022-10-17 16:45:17,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-10-17 16:45:17,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:17,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:17,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:17,798 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:45:18,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:18,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 311 states and 436 transitions. [2022-10-17 16:45:18,327 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 436 transitions. [2022-10-17 16:45:18,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-10-17 16:45:18,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:18,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:18,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:18,461 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:45:18,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:18,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 320 states and 449 transitions. [2022-10-17 16:45:18,959 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 449 transitions. [2022-10-17 16:45:18,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-10-17 16:45:18,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:18,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:18,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:19,218 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:45:19,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:19,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 323 states and 454 transitions. [2022-10-17 16:45:19,599 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 454 transitions. [2022-10-17 16:45:19,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-10-17 16:45:19,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:19,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:19,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:19,851 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:45:20,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:20,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 334 states and 465 transitions. [2022-10-17 16:45:20,164 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 465 transitions. [2022-10-17 16:45:20,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-10-17 16:45:20,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:20,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:20,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:20,310 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:45:21,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:21,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 346 states and 482 transitions. [2022-10-17 16:45:21,042 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 482 transitions. [2022-10-17 16:45:21,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-10-17 16:45:21,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:21,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:21,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:21,206 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:45:21,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:21,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 348 states and 485 transitions. [2022-10-17 16:45:21,327 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 485 transitions. [2022-10-17 16:45:21,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-10-17 16:45:21,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:21,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:21,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:21,616 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:45:21,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:21,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 351 states and 488 transitions. [2022-10-17 16:45:21,883 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 488 transitions. [2022-10-17 16:45:21,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-10-17 16:45:21,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:21,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:21,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:22,052 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-10-17 16:45:22,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:22,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 352 states and 490 transitions. [2022-10-17 16:45:22,287 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 490 transitions. [2022-10-17 16:45:22,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-10-17 16:45:22,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:22,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:22,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:22,415 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:22,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:22,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 366 states and 504 transitions. [2022-10-17 16:45:22,529 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 504 transitions. [2022-10-17 16:45:22,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-10-17 16:45:22,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:22,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:22,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:22,613 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-10-17 16:45:22,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:22,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 373 states and 512 transitions. [2022-10-17 16:45:22,679 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 512 transitions. [2022-10-17 16:45:22,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-10-17 16:45:22,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:22,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:22,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:22,769 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-10-17 16:45:22,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:22,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 374 states and 513 transitions. [2022-10-17 16:45:22,808 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 513 transitions. [2022-10-17 16:45:22,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-10-17 16:45:22,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:22,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:22,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:22,953 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:45:23,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:23,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 383 states and 523 transitions. [2022-10-17 16:45:23,036 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 523 transitions. [2022-10-17 16:45:23,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-10-17 16:45:23,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:23,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:23,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:23,152 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:23,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:23,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 407 states and 548 transitions. [2022-10-17 16:45:23,305 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 548 transitions. [2022-10-17 16:45:23,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-10-17 16:45:23,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:23,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:23,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:23,459 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:24,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:24,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 440 states and 583 transitions. [2022-10-17 16:45:24,231 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 583 transitions. [2022-10-17 16:45:24,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-10-17 16:45:24,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:24,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:24,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:24,404 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-10-17 16:45:24,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:24,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 462 states and 607 transitions. [2022-10-17 16:45:24,873 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 607 transitions. [2022-10-17 16:45:24,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-10-17 16:45:24,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:24,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:24,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:24,983 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-10-17 16:45:25,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:25,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 463 states and 609 transitions. [2022-10-17 16:45:25,023 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 609 transitions. [2022-10-17 16:45:25,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-10-17 16:45:25,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:25,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:25,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:25,173 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:45:25,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:25,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 479 states and 640 transitions. [2022-10-17 16:45:25,672 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 640 transitions. [2022-10-17 16:45:25,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-10-17 16:45:25,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:25,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:25,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:25,797 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:26,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:26,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 508 states and 671 transitions. [2022-10-17 16:45:26,031 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 671 transitions. [2022-10-17 16:45:26,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-10-17 16:45:26,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:26,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:26,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:26,139 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-10-17 16:45:26,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:26,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 510 states and 673 transitions. [2022-10-17 16:45:26,191 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 673 transitions. [2022-10-17 16:45:26,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-10-17 16:45:26,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:26,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:26,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:26,353 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:45:26,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:26,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 554 states and 719 transitions. [2022-10-17 16:45:26,940 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 719 transitions. [2022-10-17 16:45:26,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-10-17 16:45:26,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:26,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:26,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:27,111 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-10-17 16:45:27,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:27,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 570 states and 760 transitions. [2022-10-17 16:45:27,673 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 760 transitions. [2022-10-17 16:45:27,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-10-17 16:45:27,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:27,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:27,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:27,792 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-10-17 16:45:28,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:28,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 603 states and 801 transitions. [2022-10-17 16:45:28,912 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 801 transitions. [2022-10-17 16:45:28,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-10-17 16:45:28,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:28,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:28,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:29,123 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-10-17 16:45:29,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:29,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 608 states and 806 transitions. [2022-10-17 16:45:29,411 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 806 transitions. [2022-10-17 16:45:29,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-10-17 16:45:29,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:29,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:29,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:29,521 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-10-17 16:45:29,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:29,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 611 states and 810 transitions. [2022-10-17 16:45:29,852 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 810 transitions. [2022-10-17 16:45:29,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-10-17 16:45:29,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:29,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:29,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:30,092 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:45:30,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:30,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 612 states and 811 transitions. [2022-10-17 16:45:30,400 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 811 transitions. [2022-10-17 16:45:30,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2022-10-17 16:45:30,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:30,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:30,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:30,503 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-10-17 16:45:30,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:30,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 613 states and 811 transitions. [2022-10-17 16:45:30,632 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 811 transitions. [2022-10-17 16:45:30,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2022-10-17 16:45:30,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:30,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:30,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:30,812 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:31,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:31,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 641 states and 842 transitions. [2022-10-17 16:45:31,529 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 842 transitions. [2022-10-17 16:45:31,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2022-10-17 16:45:31,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:31,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:31,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:31,644 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2022-10-17 16:45:31,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:31,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 642 states and 846 transitions. [2022-10-17 16:45:31,703 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 846 transitions. [2022-10-17 16:45:31,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2022-10-17 16:45:31,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:31,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:31,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:31,874 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:45:32,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:32,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 679 states and 884 transitions. [2022-10-17 16:45:32,310 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 884 transitions. [2022-10-17 16:45:32,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2022-10-17 16:45:32,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:32,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:32,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:32,418 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:45:32,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:32,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 680 states and 884 transitions. [2022-10-17 16:45:32,663 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 884 transitions. [2022-10-17 16:45:32,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2022-10-17 16:45:32,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:32,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:32,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:32,791 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2022-10-17 16:45:32,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:32,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 681 states and 884 transitions. [2022-10-17 16:45:32,842 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 884 transitions. [2022-10-17 16:45:32,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-10-17 16:45:32,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:32,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:32,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:33,086 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:33,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:33,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 725 states and 929 transitions. [2022-10-17 16:45:33,672 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 929 transitions. [2022-10-17 16:45:33,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-10-17 16:45:33,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:33,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:33,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:34,043 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 96 proven. 11 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:45:35,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:35,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 780 states and 996 transitions. [2022-10-17 16:45:35,821 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 996 transitions. [2022-10-17 16:45:35,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-10-17 16:45:35,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:35,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:35,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:35,915 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-10-17 16:45:36,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:36,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 783 states and 998 transitions. [2022-10-17 16:45:36,049 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 998 transitions. [2022-10-17 16:45:36,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-10-17 16:45:36,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:36,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:36,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:36,176 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-10-17 16:45:36,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:36,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 807 states and 1028 transitions. [2022-10-17 16:45:36,625 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 1028 transitions. [2022-10-17 16:45:36,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-10-17 16:45:36,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:36,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:36,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:36,871 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:45:37,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:37,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 809 states and 1030 transitions. [2022-10-17 16:45:37,120 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1030 transitions. [2022-10-17 16:45:37,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-10-17 16:45:37,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:37,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms