./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-examples/standard_copy8_ground-1.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_926567c3-1eb9-4291-9e24-4563d3f4493e/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_926567c3-1eb9-4291-9e24-4563d3f4493e/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_926567c3-1eb9-4291-9e24-4563d3f4493e/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_926567c3-1eb9-4291-9e24-4563d3f4493e/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/array-examples/standard_copy8_ground-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_926567c3-1eb9-4291-9e24-4563d3f4493e/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_926567c3-1eb9-4291-9e24-4563d3f4493e/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 b0c6415972065c9ff43b5856efb761d681539c8118849d13a6e5409704b87c70 --- 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 17:00:37,270 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:00:37,273 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:00:37,329 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:00:37,329 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:00:37,334 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:00:37,337 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:00:37,341 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:00:37,344 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:00:37,350 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:00:37,351 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:00:37,354 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:00:37,354 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:00:37,357 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:00:37,359 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:00:37,361 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:00:37,363 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:00:37,364 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:00:37,366 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:00:37,374 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:00:37,376 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:00:37,378 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:00:37,381 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:00:37,382 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:00:37,392 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:00:37,393 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:00:37,393 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:00:37,395 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:00:37,396 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:00:37,397 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:00:37,398 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:00:37,399 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:00:37,401 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:00:37,403 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:00:37,406 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:00:37,406 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:00:37,407 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:00:37,407 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:00:37,408 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:00:37,409 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:00:37,410 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:00:37,411 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_926567c3-1eb9-4291-9e24-4563d3f4493e/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:00:37,462 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:00:37,462 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:00:37,464 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:00:37,464 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:00:37,465 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:00:37,465 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:00:37,465 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:00:37,466 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:00:37,466 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:00:37,466 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:00:37,467 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:00:37,467 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:00:37,468 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:00:37,468 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:00:37,468 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:00:37,468 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:00:37,469 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:00:37,469 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:00:37,469 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:00:37,469 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:00:37,470 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:00:37,470 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:00:37,470 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:00:37,471 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:00:37,471 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:00:37,471 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:00:37,471 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:00:37,471 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:00:37,472 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_926567c3-1eb9-4291-9e24-4563d3f4493e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_926567c3-1eb9-4291-9e24-4563d3f4493e/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b0c6415972065c9ff43b5856efb761d681539c8118849d13a6e5409704b87c70 [2022-10-17 17:00:37,760 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:00:37,782 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:00:37,785 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:00:37,786 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:00:37,787 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:00:37,788 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_926567c3-1eb9-4291-9e24-4563d3f4493e/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/array-examples/standard_copy8_ground-1.i [2022-10-17 17:00:37,857 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_926567c3-1eb9-4291-9e24-4563d3f4493e/bin/ukojak-92XMlrwhuB/data/36962ee6a/9f2c5138fcdb4f37a4cd9604d03eebc7/FLAGea0349065 [2022-10-17 17:00:38,383 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:00:38,384 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_926567c3-1eb9-4291-9e24-4563d3f4493e/sv-benchmarks/c/array-examples/standard_copy8_ground-1.i [2022-10-17 17:00:38,392 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_926567c3-1eb9-4291-9e24-4563d3f4493e/bin/ukojak-92XMlrwhuB/data/36962ee6a/9f2c5138fcdb4f37a4cd9604d03eebc7/FLAGea0349065 [2022-10-17 17:00:38,727 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_926567c3-1eb9-4291-9e24-4563d3f4493e/bin/ukojak-92XMlrwhuB/data/36962ee6a/9f2c5138fcdb4f37a4cd9604d03eebc7 [2022-10-17 17:00:38,730 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:00:38,731 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:00:38,743 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:00:38,743 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:00:38,746 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:00:38,747 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:00:38" (1/1) ... [2022-10-17 17:00:38,748 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42db3ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:38, skipping insertion in model container [2022-10-17 17:00:38,757 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:00:38" (1/1) ... [2022-10-17 17:00:38,765 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:00:38,784 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:00:38,982 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_926567c3-1eb9-4291-9e24-4563d3f4493e/sv-benchmarks/c/array-examples/standard_copy8_ground-1.i[816,829] [2022-10-17 17:00:39,007 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:00:39,015 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:00:39,027 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_926567c3-1eb9-4291-9e24-4563d3f4493e/sv-benchmarks/c/array-examples/standard_copy8_ground-1.i[816,829] [2022-10-17 17:00:39,056 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:00:39,079 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:00:39,080 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:39 WrapperNode [2022-10-17 17:00:39,080 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:00:39,082 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:00:39,083 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:00:39,085 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:00:39,093 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:39" (1/1) ... [2022-10-17 17:00:39,116 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:39" (1/1) ... [2022-10-17 17:00:39,143 INFO L138 Inliner]: procedures = 16, calls = 53, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 176 [2022-10-17 17:00:39,143 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:00:39,144 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:00:39,144 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:00:39,145 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:00:39,154 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:39" (1/1) ... [2022-10-17 17:00:39,154 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:39" (1/1) ... [2022-10-17 17:00:39,158 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:39" (1/1) ... [2022-10-17 17:00:39,158 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:39" (1/1) ... [2022-10-17 17:00:39,166 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:39" (1/1) ... [2022-10-17 17:00:39,172 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:39" (1/1) ... [2022-10-17 17:00:39,174 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:39" (1/1) ... [2022-10-17 17:00:39,175 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:39" (1/1) ... [2022-10-17 17:00:39,178 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:00:39,187 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:00:39,187 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:00:39,187 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:00:39,190 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:39" (1/1) ... [2022-10-17 17:00:39,207 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:00:39,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_926567c3-1eb9-4291-9e24-4563d3f4493e/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:00:39,231 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_926567c3-1eb9-4291-9e24-4563d3f4493e/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:00:39,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_926567c3-1eb9-4291-9e24-4563d3f4493e/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:00:39,280 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:00:39,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:00:39,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 17:00:39,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 17:00:39,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:00:39,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:00:39,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 17:00:39,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:00:39,354 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:00:39,357 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:00:39,696 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:00:39,801 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:00:39,802 INFO L300 CfgBuilder]: Removed 10 assume(true) statements. [2022-10-17 17:00:39,804 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:00:39 BoogieIcfgContainer [2022-10-17 17:00:39,805 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:00:39,806 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:00:39,806 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:00:39,817 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:00:39,817 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:00:39" (1/1) ... [2022-10-17 17:00:39,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:00:39,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:39,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 16 states and 26 transitions. [2022-10-17 17:00:39,893 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 26 transitions. [2022-10-17 17:00:39,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 17:00:39,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:39,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:40,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:40,289 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 17:00:40,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:40,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 17 states and 27 transitions. [2022-10-17 17:00:40,412 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 27 transitions. [2022-10-17 17:00:40,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 17:00:40,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:40,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:40,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:40,670 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:40,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:40,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 18 states and 29 transitions. [2022-10-17 17:00:40,728 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 29 transitions. [2022-10-17 17:00:40,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 17:00:40,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:40,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:40,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:40,882 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:00:40,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:40,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 19 states and 31 transitions. [2022-10-17 17:00:40,937 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 31 transitions. [2022-10-17 17:00:40,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 17:00:40,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:40,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:40,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:41,109 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:00:41,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:41,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 20 states and 33 transitions. [2022-10-17 17:00:41,182 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 33 transitions. [2022-10-17 17:00:41,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 17:00:41,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:41,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:41,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:41,314 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 17:00:41,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:41,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 21 states and 35 transitions. [2022-10-17 17:00:41,341 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 35 transitions. [2022-10-17 17:00:41,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 17:00:41,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:41,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:41,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:41,444 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 17:00:41,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:41,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 22 states and 37 transitions. [2022-10-17 17:00:41,472 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 37 transitions. [2022-10-17 17:00:41,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 17:00:41,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:41,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:41,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:41,567 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 17:00:41,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:41,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 23 states and 39 transitions. [2022-10-17 17:00:41,605 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 39 transitions. [2022-10-17 17:00:41,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 17:00:41,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:41,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:41,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:41,694 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 17:00:41,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:41,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 24 states and 41 transitions. [2022-10-17 17:00:41,717 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 41 transitions. [2022-10-17 17:00:41,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 17:00:41,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:41,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:41,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:41,814 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:00:41,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:41,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 25 states and 43 transitions. [2022-10-17 17:00:41,834 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 43 transitions. [2022-10-17 17:00:41,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 17:00:41,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:41,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:41,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:41,927 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:00:41,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:41,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 26 states and 45 transitions. [2022-10-17 17:00:41,950 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 45 transitions. [2022-10-17 17:00:41,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 17:00:41,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:41,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:41,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:42,045 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 17:00:42,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:42,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 27 states and 47 transitions. [2022-10-17 17:00:42,060 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 47 transitions. [2022-10-17 17:00:42,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 17:00:42,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:42,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:42,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:42,146 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:00:42,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:42,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 28 states and 49 transitions. [2022-10-17 17:00:42,162 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 49 transitions. [2022-10-17 17:00:42,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 17:00:42,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:42,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:42,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:42,258 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:00:42,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:42,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 29 states and 51 transitions. [2022-10-17 17:00:42,278 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 51 transitions. [2022-10-17 17:00:42,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 17:00:42,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:42,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:42,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:42,382 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 17:00:42,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:42,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 30 states and 53 transitions. [2022-10-17 17:00:42,405 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 53 transitions. [2022-10-17 17:00:42,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 17:00:42,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:42,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:42,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:42,500 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 17:00:42,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:42,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 31 states and 55 transitions. [2022-10-17 17:00:42,517 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 55 transitions. [2022-10-17 17:00:42,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 17:00:42,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:42,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:42,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:42,608 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 17:00:42,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:42,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 32 states and 57 transitions. [2022-10-17 17:00:42,627 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 57 transitions. [2022-10-17 17:00:42,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 17:00:42,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:42,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:42,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:42,713 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:00:42,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:42,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 33 states and 59 transitions. [2022-10-17 17:00:42,730 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 59 transitions. [2022-10-17 17:00:42,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 17:00:42,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:42,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:42,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:42,818 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:00:42,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:42,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 34 states and 61 transitions. [2022-10-17 17:00:42,838 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 61 transitions. [2022-10-17 17:00:42,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 17:00:42,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:42,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:42,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:42,954 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:00:43,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:43,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 35 states and 62 transitions. [2022-10-17 17:00:43,002 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 62 transitions. [2022-10-17 17:00:43,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 17:00:43,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:43,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:43,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:43,137 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:00:43,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:43,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 36 states and 63 transitions. [2022-10-17 17:00:43,191 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 63 transitions. [2022-10-17 17:00:43,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 17:00:43,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:43,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:43,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:43,327 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:00:43,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:43,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 37 states and 64 transitions. [2022-10-17 17:00:43,404 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 64 transitions. [2022-10-17 17:00:43,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:00:43,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:43,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:43,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:43,618 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:00:43,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:43,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 38 states and 65 transitions. [2022-10-17 17:00:43,680 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 65 transitions. [2022-10-17 17:00:43,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 17:00:43,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:43,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:43,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:43,929 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:00:44,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:44,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 39 states and 66 transitions. [2022-10-17 17:00:44,016 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 66 transitions. [2022-10-17 17:00:44,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 17:00:44,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:44,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:44,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:44,239 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:00:44,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:44,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 67 transitions. [2022-10-17 17:00:44,322 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2022-10-17 17:00:44,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 17:00:44,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:44,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:44,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:44,615 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:00:44,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:44,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 41 states and 68 transitions. [2022-10-17 17:00:44,695 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 68 transitions. [2022-10-17 17:00:44,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 17:00:44,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:44,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:44,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:44,952 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:00:45,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:45,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 42 states and 69 transitions. [2022-10-17 17:00:45,034 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 69 transitions. [2022-10-17 17:00:45,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 17:00:45,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:45,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:45,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:45,262 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:00:45,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:45,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 43 states and 70 transitions. [2022-10-17 17:00:45,352 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 70 transitions. [2022-10-17 17:00:45,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 17:00:45,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:45,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:45,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:45,614 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:00:45,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:45,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 44 states and 71 transitions. [2022-10-17 17:00:45,705 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 71 transitions. [2022-10-17 17:00:45,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 17:00:45,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:45,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:45,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:45,969 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:00:46,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:46,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 45 states and 72 transitions. [2022-10-17 17:00:46,064 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 72 transitions. [2022-10-17 17:00:46,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 17:00:46,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:46,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:46,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:46,402 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:00:46,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:46,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 46 states and 73 transitions. [2022-10-17 17:00:46,507 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 73 transitions. [2022-10-17 17:00:46,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 17:00:46,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:46,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:46,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:46,855 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:00:46,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:46,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 47 states and 74 transitions. [2022-10-17 17:00:46,956 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 74 transitions. [2022-10-17 17:00:46,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 17:00:46,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:46,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:46,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:47,259 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:00:47,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:47,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 48 states and 75 transitions. [2022-10-17 17:00:47,369 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 75 transitions. [2022-10-17 17:00:47,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 17:00:47,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:47,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:47,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:47,752 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:00:47,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:47,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 49 states and 76 transitions. [2022-10-17 17:00:47,867 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 76 transitions. [2022-10-17 17:00:47,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 17:00:47,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:47,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:47,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:48,242 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:00:48,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:48,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 50 states and 77 transitions. [2022-10-17 17:00:48,378 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 77 transitions. [2022-10-17 17:00:48,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 17:00:48,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:48,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:48,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:48,843 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:00:48,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:48,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 51 states and 78 transitions. [2022-10-17 17:00:48,975 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 78 transitions. [2022-10-17 17:00:48,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 17:00:48,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:48,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:49,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:49,399 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:00:49,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:49,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 52 states and 79 transitions. [2022-10-17 17:00:49,522 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 79 transitions. [2022-10-17 17:00:49,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:00:49,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:49,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:49,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:49,916 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:00:50,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:50,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 53 states and 80 transitions. [2022-10-17 17:00:50,053 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 80 transitions. [2022-10-17 17:00:50,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:00:50,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:50,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:50,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:50,482 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:00:50,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:50,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 54 states and 81 transitions. [2022-10-17 17:00:50,640 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 81 transitions. [2022-10-17 17:00:50,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 17:00:50,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:50,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:50,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:51,055 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:00:51,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:51,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 55 states and 82 transitions. [2022-10-17 17:00:51,192 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 82 transitions. [2022-10-17 17:00:51,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 17:00:51,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:51,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:51,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:51,649 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:00:51,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:51,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 56 states and 83 transitions. [2022-10-17 17:00:51,819 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 83 transitions. [2022-10-17 17:00:51,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 17:00:51,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:51,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:51,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:52,359 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:00:52,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:52,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 57 states and 84 transitions. [2022-10-17 17:00:52,503 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 84 transitions. [2022-10-17 17:00:52,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 17:00:52,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:52,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:52,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:53,020 INFO L134 CoverageAnalysis]: Checked inductivity of 349 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:00:53,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:53,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 58 states and 85 transitions. [2022-10-17 17:00:53,176 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 85 transitions. [2022-10-17 17:00:53,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 17:00:53,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:53,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:53,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:53,676 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:00:53,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:53,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 59 states and 86 transitions. [2022-10-17 17:00:53,824 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 86 transitions. [2022-10-17 17:00:53,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 17:00:53,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:53,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:53,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:54,379 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:00:54,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:54,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 60 states and 87 transitions. [2022-10-17 17:00:54,535 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 87 transitions. [2022-10-17 17:00:54,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 17:00:54,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:54,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:54,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:55,059 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:00:55,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:55,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 61 states and 88 transitions. [2022-10-17 17:00:55,209 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 88 transitions. [2022-10-17 17:00:55,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 17:00:55,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:55,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:55,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:55,719 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:00:55,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:55,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2022-10-17 17:00:55,875 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2022-10-17 17:00:55,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 17:00:55,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:55,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:55,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:56,545 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:00:56,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:56,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 63 states and 90 transitions. [2022-10-17 17:00:56,708 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 90 transitions. [2022-10-17 17:00:56,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 17:00:56,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:56,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:56,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:57,320 INFO L134 CoverageAnalysis]: Checked inductivity of 520 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:00:57,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:57,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 64 states and 91 transitions. [2022-10-17 17:00:57,478 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 91 transitions. [2022-10-17 17:00:57,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 17:00:57,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:57,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:57,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:58,038 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:00:58,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:58,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 65 states and 92 transitions. [2022-10-17 17:00:58,207 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 92 transitions. [2022-10-17 17:00:58,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 17:00:58,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:58,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:58,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:58,763 INFO L134 CoverageAnalysis]: Checked inductivity of 585 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:00:58,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:58,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 66 states and 93 transitions. [2022-10-17 17:00:58,944 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 93 transitions. [2022-10-17 17:00:58,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 17:00:58,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:58,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:59,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:59,554 INFO L134 CoverageAnalysis]: Checked inductivity of 619 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:00:59,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:59,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 67 states and 94 transitions. [2022-10-17 17:00:59,741 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 94 transitions. [2022-10-17 17:00:59,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 17:00:59,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:59,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:59,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:00,481 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:01:00,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:00,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 68 states and 95 transitions. [2022-10-17 17:01:00,687 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 95 transitions. [2022-10-17 17:01:00,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 17:01:00,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:00,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:00,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:01,355 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:01:01,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:01,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 69 states and 96 transitions. [2022-10-17 17:01:01,540 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 96 transitions. [2022-10-17 17:01:01,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-10-17 17:01:01,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:01,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:01,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:02,195 INFO L134 CoverageAnalysis]: Checked inductivity of 727 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:01:02,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:02,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 70 states and 97 transitions. [2022-10-17 17:01:02,399 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 97 transitions. [2022-10-17 17:01:02,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-17 17:01:02,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:02,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:02,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:03,022 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:01:03,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:03,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 71 states and 98 transitions. [2022-10-17 17:01:03,222 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 98 transitions. [2022-10-17 17:01:03,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-10-17 17:01:03,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:03,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:03,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:03,903 INFO L134 CoverageAnalysis]: Checked inductivity of 804 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:01:04,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:04,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 72 states and 99 transitions. [2022-10-17 17:01:04,099 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 99 transitions. [2022-10-17 17:01:04,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-10-17 17:01:04,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:04,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:04,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:04,830 INFO L134 CoverageAnalysis]: Checked inductivity of 844 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:01:05,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:05,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 73 states and 100 transitions. [2022-10-17 17:01:05,105 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 100 transitions. [2022-10-17 17:01:05,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-10-17 17:01:05,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:05,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:05,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:05,959 INFO L134 CoverageAnalysis]: Checked inductivity of 885 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:01:06,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:06,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 74 states and 101 transitions. [2022-10-17 17:01:06,212 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 101 transitions. [2022-10-17 17:01:06,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-10-17 17:01:06,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:06,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms