./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label05.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_c5dad3c3-333f-48a2-afb9-6a1136a024fd/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5dad3c3-333f-48a2-afb9-6a1136a024fd/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_c5dad3c3-333f-48a2-afb9-6a1136a024fd/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5dad3c3-333f-48a2-afb9-6a1136a024fd/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label05.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5dad3c3-333f-48a2-afb9-6a1136a024fd/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_c5dad3c3-333f-48a2-afb9-6a1136a024fd/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 5958333028b8f64162c92b3e987d78deaf3d77dc73071d1f6edce3e1a07212a4 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:46:39,211 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:46:39,214 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:46:39,252 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:46:39,252 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:46:39,254 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:46:39,256 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:46:39,258 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:46:39,261 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:46:39,262 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:46:39,263 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:46:39,265 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:46:39,266 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:46:39,267 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:46:39,269 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:46:39,271 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:46:39,272 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:46:39,274 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:46:39,276 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:46:39,280 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:46:39,282 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:46:39,284 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:46:39,286 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:46:39,287 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:46:39,293 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:46:39,294 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:46:39,294 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:46:39,296 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:46:39,296 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:46:39,298 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:46:39,298 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:46:39,300 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:46:39,301 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:46:39,302 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:46:39,303 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:46:39,304 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:46:39,305 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:46:39,305 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:46:39,305 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:46:39,307 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:46:39,307 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:46:39,308 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5dad3c3-333f-48a2-afb9-6a1136a024fd/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:46:39,334 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:46:39,334 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:46:39,335 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:46:39,335 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:46:39,336 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:46:39,336 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:46:39,337 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:46:39,337 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:46:39,337 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:46:39,337 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:46:39,338 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:46:39,338 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:46:39,338 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:46:39,339 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:46:39,339 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:46:39,339 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:46:39,339 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:46:39,340 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:46:39,340 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:46:39,340 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:46:39,340 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:46:39,341 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:46:39,341 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:46:39,341 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:46:39,342 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:46:39,342 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:46:39,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:46:39,342 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:46:39,343 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_c5dad3c3-333f-48a2-afb9-6a1136a024fd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5dad3c3-333f-48a2-afb9-6a1136a024fd/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5958333028b8f64162c92b3e987d78deaf3d77dc73071d1f6edce3e1a07212a4 [2022-10-17 16:46:39,594 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:46:39,655 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:46:39,658 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:46:39,659 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:46:39,661 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:46:39,664 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5dad3c3-333f-48a2-afb9-6a1136a024fd/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/eca-rers2012/Problem01_label05.c [2022-10-17 16:46:39,742 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5dad3c3-333f-48a2-afb9-6a1136a024fd/bin/ukojak-92XMlrwhuB/data/91671749e/fcdd2ed131ad48e1a53356e6a304667f/FLAG9440d6a5a [2022-10-17 16:46:40,342 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:46:40,342 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5dad3c3-333f-48a2-afb9-6a1136a024fd/sv-benchmarks/c/eca-rers2012/Problem01_label05.c [2022-10-17 16:46:40,355 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5dad3c3-333f-48a2-afb9-6a1136a024fd/bin/ukojak-92XMlrwhuB/data/91671749e/fcdd2ed131ad48e1a53356e6a304667f/FLAG9440d6a5a [2022-10-17 16:46:40,571 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5dad3c3-333f-48a2-afb9-6a1136a024fd/bin/ukojak-92XMlrwhuB/data/91671749e/fcdd2ed131ad48e1a53356e6a304667f [2022-10-17 16:46:40,573 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:46:40,575 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:46:40,576 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:46:40,576 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:46:40,594 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:46:40,595 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:46:40" (1/1) ... [2022-10-17 16:46:40,596 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22d5e052 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:40, skipping insertion in model container [2022-10-17 16:46:40,596 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:46:40" (1/1) ... [2022-10-17 16:46:40,603 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:46:40,654 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:46:41,042 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_c5dad3c3-333f-48a2-afb9-6a1136a024fd/sv-benchmarks/c/eca-rers2012/Problem01_label05.c[17240,17253] [2022-10-17 16:46:41,087 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:46:41,097 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:46:41,209 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_c5dad3c3-333f-48a2-afb9-6a1136a024fd/sv-benchmarks/c/eca-rers2012/Problem01_label05.c[17240,17253] [2022-10-17 16:46:41,264 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:46:41,279 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:46:41,282 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:41 WrapperNode [2022-10-17 16:46:41,282 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:46:41,283 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:46:41,284 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:46:41,286 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:46:41,293 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:41" (1/1) ... [2022-10-17 16:46:41,323 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:41" (1/1) ... [2022-10-17 16:46:41,374 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 657 [2022-10-17 16:46:41,375 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:46:41,376 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:46:41,376 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:46:41,376 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:46:41,385 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:41" (1/1) ... [2022-10-17 16:46:41,385 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:41" (1/1) ... [2022-10-17 16:46:41,390 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:41" (1/1) ... [2022-10-17 16:46:41,390 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:41" (1/1) ... [2022-10-17 16:46:41,417 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:41" (1/1) ... [2022-10-17 16:46:41,428 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:41" (1/1) ... [2022-10-17 16:46:41,435 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:41" (1/1) ... [2022-10-17 16:46:41,440 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:41" (1/1) ... [2022-10-17 16:46:41,467 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:46:41,469 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:46:41,470 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:46:41,470 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:46:41,472 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:41" (1/1) ... [2022-10-17 16:46:41,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:46:41,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5dad3c3-333f-48a2-afb9-6a1136a024fd/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:46:41,509 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5dad3c3-333f-48a2-afb9-6a1136a024fd/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:46:41,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5dad3c3-333f-48a2-afb9-6a1136a024fd/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:46:41,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:46:41,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:46:41,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:46:41,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:46:41,668 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:46:41,670 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:46:43,057 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:46:43,327 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:46:43,327 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:46:43,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:46:43 BoogieIcfgContainer [2022-10-17 16:46:43,330 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:46:43,331 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:46:43,331 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:46:43,342 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:46:43,343 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:46:43" (1/1) ... [2022-10-17 16:46:43,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:46:43,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:43,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2022-10-17 16:46:43,448 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2022-10-17 16:46:43,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-10-17 16:46:43,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:43,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:43,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:44,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:44,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:44,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 145 states and 261 transitions. [2022-10-17 16:46:44,574 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 261 transitions. [2022-10-17 16:46:44,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-10-17 16:46:44,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:44,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:44,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:44,847 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 16:46:45,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:45,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 215 states and 339 transitions. [2022-10-17 16:46:45,595 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 339 transitions. [2022-10-17 16:46:45,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-10-17 16:46:45,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:45,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:45,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:45,749 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:45,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:45,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 220 states and 346 transitions. [2022-10-17 16:46:45,831 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 346 transitions. [2022-10-17 16:46:45,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-10-17 16:46:45,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:45,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:45,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:46,045 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 16:46:46,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:46,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 291 states and 425 transitions. [2022-10-17 16:46:46,590 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 425 transitions. [2022-10-17 16:46:46,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-10-17 16:46:46,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:46,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:46,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:46,817 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 16:46:47,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:47,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 307 states and 444 transitions. [2022-10-17 16:46:47,115 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 444 transitions. [2022-10-17 16:46:47,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-10-17 16:46:47,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:47,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:47,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:47,350 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:46:47,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:47,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 317 states and 457 transitions. [2022-10-17 16:46:47,624 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 457 transitions. [2022-10-17 16:46:47,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-10-17 16:46:47,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:47,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:47,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:47,768 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 16:46:48,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:48,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 338 states and 481 transitions. [2022-10-17 16:46:48,191 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 481 transitions. [2022-10-17 16:46:48,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-10-17 16:46:48,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:48,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:48,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:48,531 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 28 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:46:48,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:48,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 349 states and 495 transitions. [2022-10-17 16:46:48,978 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 495 transitions. [2022-10-17 16:46:48,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-10-17 16:46:48,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:48,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:49,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:49,227 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 28 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:46:49,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:49,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 359 states and 506 transitions. [2022-10-17 16:46:49,542 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 506 transitions. [2022-10-17 16:46:49,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-10-17 16:46:49,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:49,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:49,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:49,632 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:46:49,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:49,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 365 states and 512 transitions. [2022-10-17 16:46:49,696 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 512 transitions. [2022-10-17 16:46:49,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-10-17 16:46:49,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:49,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:49,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:49,822 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-10-17 16:46:50,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:50,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 373 states and 525 transitions. [2022-10-17 16:46:50,108 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 525 transitions. [2022-10-17 16:46:50,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-10-17 16:46:50,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:50,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:50,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:50,223 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-10-17 16:46:50,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:50,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 382 states and 537 transitions. [2022-10-17 16:46:50,559 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 537 transitions. [2022-10-17 16:46:50,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-10-17 16:46:50,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:50,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:50,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:50,668 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-10-17 16:46:50,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:50,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 388 states and 544 transitions. [2022-10-17 16:46:50,851 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 544 transitions. [2022-10-17 16:46:50,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-10-17 16:46:50,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:50,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:50,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:51,033 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-10-17 16:46:51,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:51,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 390 states and 546 transitions. [2022-10-17 16:46:51,091 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 546 transitions. [2022-10-17 16:46:51,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-10-17 16:46:51,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:51,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:51,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:51,307 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-10-17 16:46:51,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:51,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 398 states and 556 transitions. [2022-10-17 16:46:51,666 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 556 transitions. [2022-10-17 16:46:51,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-10-17 16:46:51,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:51,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:51,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:51,943 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 46 proven. 3 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-10-17 16:46:51,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:51,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 400 states and 558 transitions. [2022-10-17 16:46:51,998 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 558 transitions. [2022-10-17 16:46:51,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-10-17 16:46:51,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:52,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:52,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:52,242 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 46 proven. 3 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-10-17 16:46:52,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:52,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 402 states and 560 transitions. [2022-10-17 16:46:52,318 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 560 transitions. [2022-10-17 16:46:52,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-10-17 16:46:52,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:52,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:52,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:52,592 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 69 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:46:53,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:53,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 413 states and 574 transitions. [2022-10-17 16:46:53,223 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 574 transitions. [2022-10-17 16:46:53,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-10-17 16:46:53,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:53,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:53,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:53,444 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 69 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:46:53,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:53,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 423 states and 585 transitions. [2022-10-17 16:46:53,674 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 585 transitions. [2022-10-17 16:46:53,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-10-17 16:46:53,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:53,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:53,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:53,877 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:46:54,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:54,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 440 states and 604 transitions. [2022-10-17 16:46:54,207 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 604 transitions. [2022-10-17 16:46:54,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-10-17 16:46:54,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:54,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:54,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:54,297 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:46:54,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:54,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 454 states and 618 transitions. [2022-10-17 16:46:54,437 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 618 transitions. [2022-10-17 16:46:54,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-10-17 16:46:54,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:54,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:54,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:54,602 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 16:46:55,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:55,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 484 states and 655 transitions. [2022-10-17 16:46:55,406 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 655 transitions. [2022-10-17 16:46:55,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-10-17 16:46:55,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:55,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:55,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:55,587 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 16:46:56,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:56,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 507 states and 679 transitions. [2022-10-17 16:46:56,230 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 679 transitions. [2022-10-17 16:46:56,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-10-17 16:46:56,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:56,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:56,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:56,341 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 16:46:56,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:56,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 536 states and 709 transitions. [2022-10-17 16:46:56,572 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 709 transitions. [2022-10-17 16:46:56,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-10-17 16:46:56,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:56,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:56,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:56,790 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 16:46:57,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:57,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 584 states and 761 transitions. [2022-10-17 16:46:57,526 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 761 transitions. [2022-10-17 16:46:57,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-10-17 16:46:57,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:57,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:57,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:57,718 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-10-17 16:46:57,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:57,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 598 states and 775 transitions. [2022-10-17 16:46:57,905 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 775 transitions. [2022-10-17 16:46:57,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-10-17 16:46:57,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:57,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:57,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:58,216 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 16:46:59,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:59,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 627 states and 808 transitions. [2022-10-17 16:46:59,166 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 808 transitions. [2022-10-17 16:46:59,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-10-17 16:46:59,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:59,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:59,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:59,379 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 16:47:00,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:00,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 655 states and 837 transitions. [2022-10-17 16:47:00,006 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 837 transitions. [2022-10-17 16:47:00,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2022-10-17 16:47:00,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:00,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:00,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:00,177 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 16:47:00,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:00,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 694 states and 880 transitions. [2022-10-17 16:47:00,477 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 880 transitions. [2022-10-17 16:47:00,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2022-10-17 16:47:00,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:00,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:00,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:00,830 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:01,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:01,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 764 states and 958 transitions. [2022-10-17 16:47:01,703 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 958 transitions. [2022-10-17 16:47:01,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2022-10-17 16:47:01,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:01,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:01,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:01,991 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 72 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:02,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:02,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 820 states and 1020 transitions. [2022-10-17 16:47:02,531 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1020 transitions. [2022-10-17 16:47:02,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2022-10-17 16:47:02,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:02,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:02,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:02,783 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 72 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:03,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:03,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 859 states and 1060 transitions. [2022-10-17 16:47:03,466 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1060 transitions. [2022-10-17 16:47:03,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2022-10-17 16:47:03,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:03,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:03,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:03,585 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 16:47:03,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:03,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 860 states and 1060 transitions. [2022-10-17 16:47:03,859 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 1060 transitions. [2022-10-17 16:47:03,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-10-17 16:47:03,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:03,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:03,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:04,076 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 16:47:04,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:04,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 888 states and 1090 transitions. [2022-10-17 16:47:04,670 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 1090 transitions. [2022-10-17 16:47:04,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-10-17 16:47:04,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:04,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:04,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:04,972 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 101 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:47:05,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:05,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1136 states to 930 states and 1136 transitions. [2022-10-17 16:47:05,631 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 1136 transitions. [2022-10-17 16:47:05,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-10-17 16:47:05,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:05,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:05,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:05,886 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 101 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:47:06,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:06,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 973 states and 1180 transitions. [2022-10-17 16:47:06,257 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 1180 transitions. [2022-10-17 16:47:06,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-10-17 16:47:06,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:06,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:06,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:06,490 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 101 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:47:06,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:06,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 983 states and 1191 transitions. [2022-10-17 16:47:06,735 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1191 transitions. [2022-10-17 16:47:06,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-10-17 16:47:06,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:06,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:06,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:07,170 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:08,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:08,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 1054 states and 1262 transitions. [2022-10-17 16:47:08,149 INFO L276 IsEmpty]: Start isEmpty. Operand 1054 states and 1262 transitions. [2022-10-17 16:47:08,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-10-17 16:47:08,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:08,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:08,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:08,512 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 87 proven. 3 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked.