./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/forester-heap/dll-01-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98381cb8-0415-485c-999d-e26a63df37c5/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98381cb8-0415-485c-999d-e26a63df37c5/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98381cb8-0415-485c-999d-e26a63df37c5/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98381cb8-0415-485c-999d-e26a63df37c5/bin/ukojak-LBtLqBUTdQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/forester-heap/dll-01-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98381cb8-0415-485c-999d-e26a63df37c5/bin/ukojak-LBtLqBUTdQ/config/svcomp-MemCleanup-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98381cb8-0415-485c-999d-e26a63df37c5/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dd9f812dd0592e9d2894b2831060b27794691dcfdafe5c5494c28350656b71ee --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:29:37,224 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:29:37,226 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:29:37,257 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:29:37,257 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:29:37,259 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:29:37,261 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:29:37,263 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:29:37,265 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:29:37,266 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:29:37,268 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:29:37,269 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:29:37,270 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:29:37,271 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:29:37,273 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:29:37,274 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:29:37,275 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:29:37,276 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:29:37,278 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:29:37,281 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:29:37,283 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:29:37,284 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:29:37,286 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:29:37,287 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:29:37,290 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:29:37,291 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:29:37,291 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:29:37,292 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:29:37,293 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:29:37,294 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:29:37,295 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:29:37,296 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:29:37,296 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:29:37,298 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:29:37,299 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:29:37,299 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:29:37,300 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:29:37,300 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:29:37,301 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:29:37,302 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:29:37,303 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:29:37,304 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98381cb8-0415-485c-999d-e26a63df37c5/bin/ukojak-LBtLqBUTdQ/config/svcomp-MemCleanup-32bit-Kojak_Default.epf [2021-11-23 01:29:37,333 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:29:37,333 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:29:37,335 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:29:37,335 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:29:37,336 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:29:37,336 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:29:37,336 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 01:29:37,336 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:29:37,337 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:29:37,337 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:29:37,338 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 01:29:37,338 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 01:29:37,339 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:29:37,339 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:29:37,339 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:29:37,339 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:29:37,340 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:29:37,340 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:29:37,340 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:29:37,340 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:29:37,341 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:29:37,341 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:29:37,341 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:29:37,342 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_98381cb8-0415-485c-999d-e26a63df37c5/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98381cb8-0415-485c-999d-e26a63df37c5/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dd9f812dd0592e9d2894b2831060b27794691dcfdafe5c5494c28350656b71ee [2021-11-23 01:29:37,618 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:29:37,656 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:29:37,658 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:29:37,659 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:29:37,660 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:29:37,662 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98381cb8-0415-485c-999d-e26a63df37c5/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/forester-heap/dll-01-1.i [2021-11-23 01:29:37,737 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98381cb8-0415-485c-999d-e26a63df37c5/bin/ukojak-LBtLqBUTdQ/data/c15ba9d8b/ee3d847b301841b7bb5be6ce593f8a0d/FLAGf6c8f3456 [2021-11-23 01:29:38,375 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:29:38,375 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98381cb8-0415-485c-999d-e26a63df37c5/sv-benchmarks/c/forester-heap/dll-01-1.i [2021-11-23 01:29:38,398 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98381cb8-0415-485c-999d-e26a63df37c5/bin/ukojak-LBtLqBUTdQ/data/c15ba9d8b/ee3d847b301841b7bb5be6ce593f8a0d/FLAGf6c8f3456 [2021-11-23 01:29:38,656 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98381cb8-0415-485c-999d-e26a63df37c5/bin/ukojak-LBtLqBUTdQ/data/c15ba9d8b/ee3d847b301841b7bb5be6ce593f8a0d [2021-11-23 01:29:38,661 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:29:38,664 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:29:38,666 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:29:38,667 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:29:38,670 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:29:38,672 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:29:38" (1/1) ... [2021-11-23 01:29:38,674 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@160c5e5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:29:38, skipping insertion in model container [2021-11-23 01:29:38,674 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:29:38" (1/1) ... [2021-11-23 01:29:38,681 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:29:38,746 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:29:39,085 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_98381cb8-0415-485c-999d-e26a63df37c5/sv-benchmarks/c/forester-heap/dll-01-1.i[22080,22093] [2021-11-23 01:29:39,091 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_98381cb8-0415-485c-999d-e26a63df37c5/sv-benchmarks/c/forester-heap/dll-01-1.i[22353,22366] [2021-11-23 01:29:39,094 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_98381cb8-0415-485c-999d-e26a63df37c5/sv-benchmarks/c/forester-heap/dll-01-1.i[22587,22600] [2021-11-23 01:29:39,095 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_98381cb8-0415-485c-999d-e26a63df37c5/sv-benchmarks/c/forester-heap/dll-01-1.i[22657,22670] [2021-11-23 01:29:39,098 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_98381cb8-0415-485c-999d-e26a63df37c5/sv-benchmarks/c/forester-heap/dll-01-1.i[22924,22937] [2021-11-23 01:29:39,099 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_98381cb8-0415-485c-999d-e26a63df37c5/sv-benchmarks/c/forester-heap/dll-01-1.i[23032,23045] [2021-11-23 01:29:39,101 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_98381cb8-0415-485c-999d-e26a63df37c5/sv-benchmarks/c/forester-heap/dll-01-1.i[23263,23276] [2021-11-23 01:29:39,102 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_98381cb8-0415-485c-999d-e26a63df37c5/sv-benchmarks/c/forester-heap/dll-01-1.i[23343,23356] [2021-11-23 01:29:39,103 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_98381cb8-0415-485c-999d-e26a63df37c5/sv-benchmarks/c/forester-heap/dll-01-1.i[23422,23435] [2021-11-23 01:29:39,104 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_98381cb8-0415-485c-999d-e26a63df37c5/sv-benchmarks/c/forester-heap/dll-01-1.i[23512,23525] [2021-11-23 01:29:39,106 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_98381cb8-0415-485c-999d-e26a63df37c5/sv-benchmarks/c/forester-heap/dll-01-1.i[23690,23703] [2021-11-23 01:29:39,107 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_98381cb8-0415-485c-999d-e26a63df37c5/sv-benchmarks/c/forester-heap/dll-01-1.i[23768,23781] [2021-11-23 01:29:39,108 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_98381cb8-0415-485c-999d-e26a63df37c5/sv-benchmarks/c/forester-heap/dll-01-1.i[23845,23858] [2021-11-23 01:29:39,113 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:29:39,126 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:29:39,183 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_98381cb8-0415-485c-999d-e26a63df37c5/sv-benchmarks/c/forester-heap/dll-01-1.i[22080,22093] [2021-11-23 01:29:39,190 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_98381cb8-0415-485c-999d-e26a63df37c5/sv-benchmarks/c/forester-heap/dll-01-1.i[22353,22366] [2021-11-23 01:29:39,192 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_98381cb8-0415-485c-999d-e26a63df37c5/sv-benchmarks/c/forester-heap/dll-01-1.i[22587,22600] [2021-11-23 01:29:39,193 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_98381cb8-0415-485c-999d-e26a63df37c5/sv-benchmarks/c/forester-heap/dll-01-1.i[22657,22670] [2021-11-23 01:29:39,195 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_98381cb8-0415-485c-999d-e26a63df37c5/sv-benchmarks/c/forester-heap/dll-01-1.i[22924,22937] [2021-11-23 01:29:39,196 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_98381cb8-0415-485c-999d-e26a63df37c5/sv-benchmarks/c/forester-heap/dll-01-1.i[23032,23045] [2021-11-23 01:29:39,198 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98381cb8-0415-485c-999d-e26a63df37c5/sv-benchmarks/c/forester-heap/dll-01-1.i[23263,23276] [2021-11-23 01:29:39,199 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_98381cb8-0415-485c-999d-e26a63df37c5/sv-benchmarks/c/forester-heap/dll-01-1.i[23343,23356] [2021-11-23 01:29:39,200 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_98381cb8-0415-485c-999d-e26a63df37c5/sv-benchmarks/c/forester-heap/dll-01-1.i[23422,23435] [2021-11-23 01:29:39,201 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98381cb8-0415-485c-999d-e26a63df37c5/sv-benchmarks/c/forester-heap/dll-01-1.i[23512,23525] [2021-11-23 01:29:39,202 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_98381cb8-0415-485c-999d-e26a63df37c5/sv-benchmarks/c/forester-heap/dll-01-1.i[23690,23703] [2021-11-23 01:29:39,203 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_98381cb8-0415-485c-999d-e26a63df37c5/sv-benchmarks/c/forester-heap/dll-01-1.i[23768,23781] [2021-11-23 01:29:39,204 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_98381cb8-0415-485c-999d-e26a63df37c5/sv-benchmarks/c/forester-heap/dll-01-1.i[23845,23858] [2021-11-23 01:29:39,217 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:29:39,254 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:29:39,255 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:29:39 WrapperNode [2021-11-23 01:29:39,255 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:29:39,257 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:29:39,257 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:29:39,257 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:29:39,273 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:29:39" (1/1) ... [2021-11-23 01:29:39,312 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:29:39" (1/1) ... [2021-11-23 01:29:39,355 INFO L137 Inliner]: procedures = 119, calls = 44, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 231 [2021-11-23 01:29:39,355 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:29:39,356 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:29:39,356 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:29:39,356 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:29:39,368 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:29:39" (1/1) ... [2021-11-23 01:29:39,369 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:29:39" (1/1) ... [2021-11-23 01:29:39,388 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:29:39" (1/1) ... [2021-11-23 01:29:39,389 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:29:39" (1/1) ... [2021-11-23 01:29:39,398 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:29:39" (1/1) ... [2021-11-23 01:29:39,417 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:29:39" (1/1) ... [2021-11-23 01:29:39,419 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:29:39" (1/1) ... [2021-11-23 01:29:39,422 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:29:39,423 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:29:39,423 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:29:39,423 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:29:39,434 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:29:39" (1/1) ... [2021-11-23 01:29:39,441 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:29:39,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98381cb8-0415-485c-999d-e26a63df37c5/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:29:39,465 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98381cb8-0415-485c-999d-e26a63df37c5/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:29:39,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98381cb8-0415-485c-999d-e26a63df37c5/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:29:39,515 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:29:39,515 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:29:39,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 01:29:39,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 01:29:39,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:29:39,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:29:39,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:29:39,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:29:39,670 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:29:39,672 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:29:40,236 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:29:40,340 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:29:40,341 INFO L301 CfgBuilder]: Removed 30 assume(true) statements. [2021-11-23 01:29:40,348 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:29:40 BoogieIcfgContainer [2021-11-23 01:29:40,348 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:29:40,349 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:29:40,350 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:29:40,362 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:29:40,363 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:29:40" (1/1) ... [2021-11-23 01:29:40,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:29:40,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:40,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 178 states and 226 transitions. [2021-11-23 01:29:40,441 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 226 transitions. [2021-11-23 01:29:40,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-11-23 01:29:40,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:40,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:40,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:40,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:40,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:40,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 177 states and 225 transitions. [2021-11-23 01:29:40,610 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 225 transitions. [2021-11-23 01:29:40,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-11-23 01:29:40,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:40,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:40,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:40,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:40,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:40,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 176 states and 224 transitions. [2021-11-23 01:29:40,717 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 224 transitions. [2021-11-23 01:29:40,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 01:29:40,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:40,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:40,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:40,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:40,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:40,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 175 states and 223 transitions. [2021-11-23 01:29:40,760 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 223 transitions. [2021-11-23 01:29:40,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 01:29:40,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:40,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:40,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:40,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:40,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:40,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 174 states and 222 transitions. [2021-11-23 01:29:40,822 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 222 transitions. [2021-11-23 01:29:40,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 01:29:40,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:40,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:40,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:40,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:40,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:40,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 172 states and 217 transitions. [2021-11-23 01:29:40,990 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 217 transitions. [2021-11-23 01:29:40,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:29:40,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:40,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:41,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:41,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:41,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:41,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 171 states and 216 transitions. [2021-11-23 01:29:41,152 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 216 transitions. [2021-11-23 01:29:41,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:29:41,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:41,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:41,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:41,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:41,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:41,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 170 states and 215 transitions. [2021-11-23 01:29:41,366 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 215 transitions. [2021-11-23 01:29:41,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:29:41,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:41,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:41,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:41,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:41,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:41,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 169 states and 214 transitions. [2021-11-23 01:29:41,418 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 214 transitions. [2021-11-23 01:29:41,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:29:41,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:41,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:41,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:41,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:41,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:41,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 168 states and 213 transitions. [2021-11-23 01:29:41,458 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 213 transitions. [2021-11-23 01:29:41,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:29:41,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:41,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:41,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:41,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:41,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:41,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 167 states and 212 transitions. [2021-11-23 01:29:41,495 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 212 transitions. [2021-11-23 01:29:41,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:29:41,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:41,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:41,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:41,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:41,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:41,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 166 states and 211 transitions. [2021-11-23 01:29:41,687 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 211 transitions. [2021-11-23 01:29:41,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:29:41,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:41,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:41,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:41,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:41,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:41,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 167 states and 211 transitions. [2021-11-23 01:29:41,752 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 211 transitions. [2021-11-23 01:29:41,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:29:41,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:41,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:41,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:41,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:41,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:41,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 168 states and 213 transitions. [2021-11-23 01:29:41,830 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 213 transitions. [2021-11-23 01:29:41,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:29:41,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:41,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:41,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:41,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:42,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:42,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 167 states and 212 transitions. [2021-11-23 01:29:42,278 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 212 transitions. [2021-11-23 01:29:42,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:29:42,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:42,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:42,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:42,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:43,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:43,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 166 states and 211 transitions. [2021-11-23 01:29:43,048 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 211 transitions. [2021-11-23 01:29:43,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:29:43,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:43,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:43,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:43,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:43,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:43,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 165 states and 210 transitions. [2021-11-23 01:29:43,229 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 210 transitions. [2021-11-23 01:29:43,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:29:43,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:43,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:43,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:43,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:43,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:43,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 164 states and 209 transitions. [2021-11-23 01:29:43,463 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 209 transitions. [2021-11-23 01:29:43,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:29:43,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:43,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:43,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:43,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:43,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:43,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 163 states and 208 transitions. [2021-11-23 01:29:43,492 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 208 transitions. [2021-11-23 01:29:43,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:29:43,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:43,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:43,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:43,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:43,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:43,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 165 states and 211 transitions. [2021-11-23 01:29:43,530 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 211 transitions. [2021-11-23 01:29:43,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:29:43,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:43,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:43,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:43,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:44,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:44,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 164 states and 210 transitions. [2021-11-23 01:29:44,769 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 210 transitions. [2021-11-23 01:29:44,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:29:44,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:44,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:44,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:45,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:45,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:45,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 163 states and 209 transitions. [2021-11-23 01:29:45,992 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 209 transitions. [2021-11-23 01:29:45,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:29:45,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:45,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:46,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:46,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:46,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:46,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 164 states and 210 transitions. [2021-11-23 01:29:46,145 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 210 transitions. [2021-11-23 01:29:46,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:29:46,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:46,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:46,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:46,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:46,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:46,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 162 states and 207 transitions. [2021-11-23 01:29:46,381 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 207 transitions. [2021-11-23 01:29:46,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:29:46,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:46,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:46,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:46,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:46,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:46,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 161 states and 206 transitions. [2021-11-23 01:29:46,777 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 206 transitions. [2021-11-23 01:29:46,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:29:46,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:46,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:46,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:46,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:47,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:47,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 161 states and 205 transitions. [2021-11-23 01:29:47,694 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 205 transitions. [2021-11-23 01:29:47,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:29:47,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:47,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:47,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:47,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:47,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:47,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 160 states and 204 transitions. [2021-11-23 01:29:47,757 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 204 transitions. [2021-11-23 01:29:47,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:29:47,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:47,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:47,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:47,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:48,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:48,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 162 states and 204 transitions. [2021-11-23 01:29:48,104 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 204 transitions. [2021-11-23 01:29:48,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:29:48,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:48,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:48,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:48,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:48,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:48,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 159 states and 201 transitions. [2021-11-23 01:29:48,821 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 201 transitions. [2021-11-23 01:29:48,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:29:48,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:48,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:48,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:48,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:49,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:49,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 162 states and 207 transitions. [2021-11-23 01:29:49,246 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 207 transitions. [2021-11-23 01:29:49,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:29:49,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:49,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:49,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:49,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:49,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:49,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 168 states and 216 transitions. [2021-11-23 01:29:49,965 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 216 transitions. [2021-11-23 01:29:49,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:29:49,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:49,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:49,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:49,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:49,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:49,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 167 states and 215 transitions. [2021-11-23 01:29:49,997 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 215 transitions. [2021-11-23 01:29:49,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:29:49,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:49,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:50,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:50,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:50,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:50,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 168 states and 217 transitions. [2021-11-23 01:29:50,777 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 217 transitions. [2021-11-23 01:29:50,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:29:50,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:50,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:50,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:51,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:51,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:51,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 170 states and 221 transitions. [2021-11-23 01:29:51,915 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 221 transitions. [2021-11-23 01:29:51,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:29:51,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:51,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:51,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:52,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:53,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:53,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 172 states and 225 transitions. [2021-11-23 01:29:53,547 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 225 transitions. [2021-11-23 01:29:53,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:29:53,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:53,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:53,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:53,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:55,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:55,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 182 states and 238 transitions. [2021-11-23 01:29:55,279 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 238 transitions. [2021-11-23 01:29:55,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:29:55,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:55,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:55,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:55,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:57,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:57,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 176 states and 230 transitions. [2021-11-23 01:29:57,136 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 230 transitions. [2021-11-23 01:29:57,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:29:57,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:57,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:57,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:57,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:57,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:57,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 177 states and 232 transitions. [2021-11-23 01:29:57,611 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 232 transitions. [2021-11-23 01:29:57,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:29:57,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:57,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:57,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:57,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:58,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:58,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 179 states and 235 transitions. [2021-11-23 01:29:58,093 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 235 transitions. [2021-11-23 01:29:58,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:29:58,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:58,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:58,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:58,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:30:00,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:00,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 184 states and 243 transitions. [2021-11-23 01:30:00,604 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 243 transitions. [2021-11-23 01:30:00,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:30:00,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:00,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:00,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:01,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:30:02,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:02,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 186 states and 248 transitions. [2021-11-23 01:30:02,553 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 248 transitions. [2021-11-23 01:30:02,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:30:02,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:02,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:02,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:02,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:30:03,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:03,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 193 states and 262 transitions. [2021-11-23 01:30:03,408 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 262 transitions. [2021-11-23 01:30:03,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:30:03,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:03,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:03,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:03,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:30:04,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:04,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 200 states and 275 transitions. [2021-11-23 01:30:04,410 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 275 transitions. [2021-11-23 01:30:04,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:30:04,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:04,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:04,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:04,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:30:07,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:07,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 194 states and 267 transitions. [2021-11-23 01:30:07,902 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 267 transitions. [2021-11-23 01:30:07,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:30:07,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:07,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:07,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:07,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:30:08,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:08,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 195 states and 268 transitions. [2021-11-23 01:30:08,241 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 268 transitions. [2021-11-23 01:30:08,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:30:08,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:08,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:08,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:08,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:30:14,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:14,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 209 states and 292 transitions. [2021-11-23 01:30:14,833 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 292 transitions. [2021-11-23 01:30:14,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:30:14,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:14,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:14,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:14,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:30:14,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:14,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 209 states and 290 transitions. [2021-11-23 01:30:14,902 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 290 transitions. [2021-11-23 01:30:14,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:30:14,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:14,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:14,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:15,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:30:15,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:15,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 211 states and 294 transitions. [2021-11-23 01:30:15,939 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 294 transitions. [2021-11-23 01:30:15,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:30:15,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:15,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:15,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:15,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:30:15,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:15,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 211 states and 290 transitions. [2021-11-23 01:30:15,960 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 290 transitions. [2021-11-23 01:30:15,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:30:15,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:15,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:15,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:16,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:30:16,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:16,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 209 states and 287 transitions. [2021-11-23 01:30:16,422 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 287 transitions. [2021-11-23 01:30:16,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:30:16,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:16,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:16,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:16,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:30:16,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:16,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 207 states and 282 transitions. [2021-11-23 01:30:16,815 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 282 transitions. [2021-11-23 01:30:16,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:30:16,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:16,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:16,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:16,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:30:17,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:17,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 211 states and 289 transitions. [2021-11-23 01:30:17,418 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 289 transitions. [2021-11-23 01:30:17,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:30:17,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:17,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:17,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:17,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:30:18,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:18,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 215 states and 300 transitions. [2021-11-23 01:30:18,985 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 300 transitions. [2021-11-23 01:30:18,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:30:18,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:18,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:18,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:19,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:30:24,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:24,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 226 states and 320 transitions. [2021-11-23 01:30:24,314 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 320 transitions. [2021-11-23 01:30:24,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:30:24,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:24,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:24,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:25,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:30:29,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:29,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 229 states and 325 transitions. [2021-11-23 01:30:29,524 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 325 transitions. [2021-11-23 01:30:29,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:30:29,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:29,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:29,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:30,564 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:30:40,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:40,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 247 states and 357 transitions. [2021-11-23 01:30:40,655 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 357 transitions. [2021-11-23 01:30:40,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:30:40,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:40,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:40,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:41,355 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:30:41,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:41,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 248 states and 359 transitions. [2021-11-23 01:30:41,950 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 359 transitions. [2021-11-23 01:30:41,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:30:41,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:41,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:41,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:43,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:30:54,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:54,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 253 states and 372 transitions. [2021-11-23 01:30:54,089 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 372 transitions. [2021-11-23 01:30:54,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:30:54,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:54,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:54,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:55,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:06,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:06,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 267 states and 402 transitions. [2021-11-23 01:31:06,846 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 402 transitions. [2021-11-23 01:31:06,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:31:06,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:06,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:06,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:06,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:09,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:09,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 269 states and 405 transitions. [2021-11-23 01:31:09,691 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 405 transitions. [2021-11-23 01:31:09,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:31:09,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:09,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:09,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:09,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:12,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:12,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 274 states and 414 transitions. [2021-11-23 01:31:12,696 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 414 transitions. [2021-11-23 01:31:12,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:31:12,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:12,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:12,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:12,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:13,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:13,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 280 states and 422 transitions. [2021-11-23 01:31:13,289 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 422 transitions. [2021-11-23 01:31:13,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:31:13,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:13,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:13,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:13,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:13,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:13,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 287 states and 430 transitions. [2021-11-23 01:31:13,537 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 430 transitions. [2021-11-23 01:31:13,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:31:13,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:13,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:13,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:13,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:13,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:13,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 288 states and 432 transitions. [2021-11-23 01:31:13,574 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 432 transitions. [2021-11-23 01:31:13,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:31:13,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:13,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:13,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:14,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:16,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:16,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 289 states and 435 transitions. [2021-11-23 01:31:16,151 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 435 transitions. [2021-11-23 01:31:16,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:31:16,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:16,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:16,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:16,169 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:21,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:21,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 298 states and 456 transitions. [2021-11-23 01:31:21,673 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 456 transitions. [2021-11-23 01:31:21,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:31:21,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:21,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:21,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:21,694 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:27,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:27,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 307 states and 480 transitions. [2021-11-23 01:31:27,963 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 480 transitions. [2021-11-23 01:31:27,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:31:27,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:27,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:27,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:27,979 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:28,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:28,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 308 states and 482 transitions. [2021-11-23 01:31:28,641 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 482 transitions. [2021-11-23 01:31:28,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:31:28,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:28,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:28,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:28,658 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:34,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:34,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 316 states and 498 transitions. [2021-11-23 01:31:34,931 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 498 transitions. [2021-11-23 01:31:34,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:31:34,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:34,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:34,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:34,948 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:35,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:35,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 317 states and 500 transitions. [2021-11-23 01:31:35,942 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 500 transitions. [2021-11-23 01:31:35,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:31:35,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:35,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:35,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:35,964 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:36,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:36,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 318 states and 502 transitions. [2021-11-23 01:31:36,729 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 502 transitions. [2021-11-23 01:31:36,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:31:36,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:36,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:36,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:36,748 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:37,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:37,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 319 states and 503 transitions. [2021-11-23 01:31:37,778 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 503 transitions. [2021-11-23 01:31:37,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:31:37,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:37,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:37,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:39,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:46,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:46,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 310 states and 491 transitions. [2021-11-23 01:31:46,252 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 491 transitions. [2021-11-23 01:31:46,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:31:46,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:46,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:46,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:46,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:46,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:46,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 311 states and 492 transitions. [2021-11-23 01:31:46,295 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 492 transitions. [2021-11-23 01:31:46,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:31:46,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:46,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:46,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:46,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:48,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:48,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 312 states and 495 transitions. [2021-11-23 01:31:48,411 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 495 transitions. [2021-11-23 01:31:48,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:31:48,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:48,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:48,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:48,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:48,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:48,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 311 states and 494 transitions. [2021-11-23 01:31:48,443 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 494 transitions. [2021-11-23 01:31:48,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:31:48,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:48,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:48,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:48,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:48,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:48,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 312 states and 496 transitions. [2021-11-23 01:31:48,485 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 496 transitions. [2021-11-23 01:31:48,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:31:48,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:48,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:48,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:51,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:10,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:10,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 324 states and 519 transitions. [2021-11-23 01:32:10,267 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 519 transitions. [2021-11-23 01:32:10,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:32:10,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:10,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:10,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:13,182 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:29,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:29,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 326 states and 524 transitions. [2021-11-23 01:32:29,534 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 524 transitions. [2021-11-23 01:32:29,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:32:29,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:29,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:29,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:29,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:34,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:34,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 328 states and 528 transitions. [2021-11-23 01:32:34,501 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 528 transitions. [2021-11-23 01:32:34,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:32:34,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:34,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:34,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:35,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:38,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:38,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 330 states and 532 transitions. [2021-11-23 01:32:38,871 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 532 transitions. [2021-11-23 01:32:38,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:32:38,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:38,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:38,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:39,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:44,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:44,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 332 states and 536 transitions. [2021-11-23 01:32:44,756 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 536 transitions. [2021-11-23 01:32:44,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:32:44,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:44,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:44,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:44,774 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:44,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:44,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 333 states and 538 transitions. [2021-11-23 01:32:44,796 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 538 transitions. [2021-11-23 01:32:44,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:32:44,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:44,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:44,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:45,429 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:46,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:46,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 335 states and 543 transitions. [2021-11-23 01:32:46,832 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 543 transitions. [2021-11-23 01:32:46,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:32:46,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:46,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:46,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:46,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:48,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:48,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 334 states and 540 transitions. [2021-11-23 01:32:48,079 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 540 transitions. [2021-11-23 01:32:48,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:32:48,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:48,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:48,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:50,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:55,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:55,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 337 states and 544 transitions. [2021-11-23 01:32:55,132 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 544 transitions. [2021-11-23 01:32:55,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:32:55,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:55,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:55,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:55,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:55,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:55,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 336 states and 543 transitions. [2021-11-23 01:32:55,177 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 543 transitions. [2021-11-23 01:32:55,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:32:55,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:55,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:55,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:55,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:55,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:55,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 338 states and 546 transitions. [2021-11-23 01:32:55,231 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 546 transitions. [2021-11-23 01:32:55,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:32:55,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:55,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:55,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:55,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:56,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:56,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 339 states and 548 transitions. [2021-11-23 01:32:56,704 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 548 transitions. [2021-11-23 01:32:56,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:32:56,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:56,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:56,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:56,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:58,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:58,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 341 states and 551 transitions. [2021-11-23 01:32:58,363 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 551 transitions. [2021-11-23 01:32:58,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:32:58,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:58,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:58,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:58,376 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:58,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:58,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 341 states and 547 transitions. [2021-11-23 01:32:58,385 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 547 transitions. [2021-11-23 01:32:58,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:32:58,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:58,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:58,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:58,667 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:33:10,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:10,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 351 states and 568 transitions. [2021-11-23 01:33:10,718 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 568 transitions. [2021-11-23 01:33:10,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:33:10,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:10,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:10,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:10,737 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:33:10,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:10,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 352 states and 568 transitions. [2021-11-23 01:33:10,759 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 568 transitions. [2021-11-23 01:33:10,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:33:10,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:10,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:10,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:10,957 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:33:12,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:12,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 353 states and 569 transitions. [2021-11-23 01:33:12,348 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 569 transitions. [2021-11-23 01:33:12,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:33:12,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:12,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:12,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:12,542 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:33:13,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:13,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 354 states and 571 transitions. [2021-11-23 01:33:13,838 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 571 transitions. [2021-11-23 01:33:13,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:33:13,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:13,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:13,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:14,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:18,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:18,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 356 states and 572 transitions. [2021-11-23 01:33:18,531 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 572 transitions. [2021-11-23 01:33:18,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:33:18,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:18,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:18,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:20,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:27,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:27,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 361 states and 580 transitions. [2021-11-23 01:33:27,652 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 580 transitions. [2021-11-23 01:33:27,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:33:27,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:27,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:27,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:29,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:35,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:35,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 363 states and 588 transitions. [2021-11-23 01:33:35,778 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 588 transitions. [2021-11-23 01:33:35,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:33:35,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:35,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:35,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:36,253 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:34:09,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:09,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 381 states and 627 transitions. [2021-11-23 01:34:09,251 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 627 transitions. [2021-11-23 01:34:09,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:34:09,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:09,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:09,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:09,272 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:34:11,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:11,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 382 states and 628 transitions. [2021-11-23 01:34:11,366 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 628 transitions. [2021-11-23 01:34:11,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:34:11,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:11,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:11,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:11,385 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:34:13,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:13,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 383 states and 630 transitions. [2021-11-23 01:34:13,089 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 630 transitions. [2021-11-23 01:34:13,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:34:13,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:13,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:13,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 01:34:13,104 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 01:34:13,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 01:34:13,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 01:34:13,253 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 01:34:13,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 01:34:13,348 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 101 iterations. [2021-11-23 01:34:13,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 01:34:13 ImpRootNode [2021-11-23 01:34:13,426 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 01:34:13,426 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 01:34:13,427 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 01:34:13,427 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 01:34:13,427 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:29:40" (3/4) ... [2021-11-23 01:34:13,430 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-23 01:34:13,514 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98381cb8-0415-485c-999d-e26a63df37c5/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-23 01:34:13,514 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 01:34:13,516 INFO L158 Benchmark]: Toolchain (without parser) took 274851.24ms. Allocated memory was 98.6MB in the beginning and 1.8GB in the end (delta: 1.7GB). Free memory was 65.7MB in the beginning and 1.6GB in the end (delta: -1.5GB). Peak memory consumption was 178.9MB. Max. memory is 16.1GB. [2021-11-23 01:34:13,516 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 98.6MB. Free memory was 53.7MB in the beginning and 53.7MB in the end (delta: 49.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:34:13,517 INFO L158 Benchmark]: CACSL2BoogieTranslator took 589.44ms. Allocated memory is still 98.6MB. Free memory was 65.5MB in the beginning and 63.5MB in the end (delta: 2.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 01:34:13,518 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.93ms. Allocated memory is still 98.6MB. Free memory was 63.5MB in the beginning and 61.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:34:13,519 INFO L158 Benchmark]: Boogie Preprocessor took 66.14ms. Allocated memory is still 98.6MB. Free memory was 61.1MB in the beginning and 59.0MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:34:13,520 INFO L158 Benchmark]: RCFGBuilder took 925.70ms. Allocated memory was 98.6MB in the beginning and 127.9MB in the end (delta: 29.4MB). Free memory was 58.7MB in the beginning and 87.0MB in the end (delta: -28.3MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. [2021-11-23 01:34:13,521 INFO L158 Benchmark]: CodeCheck took 273076.35ms. Allocated memory was 127.9MB in the beginning and 1.8GB in the end (delta: 1.7GB). Free memory was 87.0MB in the beginning and 1.6GB in the end (delta: -1.5GB). Peak memory consumption was 168.9MB. Max. memory is 16.1GB. [2021-11-23 01:34:13,521 INFO L158 Benchmark]: Witness Printer took 88.20ms. Allocated memory is still 1.8GB. Free memory was 1.6GB in the beginning and 1.6GB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:34:13,526 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 178 locations, 84 error locations. Started 1 CEGAR loops. OverallTime: 273.0s, OverallIterations: 101, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 33879 SdHoareTripleChecker+Valid, 118.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 25259 mSDsluCounter, 25413 SdHoareTripleChecker+Invalid, 100.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 21163 mSDsCounter, 21360 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 86622 IncrementalHoareTripleChecker+Invalid, 107982 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 21360 mSolverCounterUnsat, 4862 mSDtfsCounter, 86622 mSolverCounterSat, 1.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 16863 GetRequests, 15290 SyntacticMatches, 485 SemanticMatches, 1088 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 540202 ImplicationChecksByTransitivity, 265.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 31.4s InterpolantComputationTime, 2225 NumberOfCodeBlocks, 2225 NumberOfCodeBlocksAsserted, 101 NumberOfCheckSat, 2092 ConstructedInterpolants, 0 QuantifiedInterpolants, 13880 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 100 InterpolantComputations, 97 PerfectInterpolantSequences, 20/23 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 1040]: not all allocated memory was freed not all allocated memory was freed We found a FailurePath: [L1003] SLL* list = malloc(sizeof(SLL)); [L1004] list->next = ((void*)0) VAL [list={14390:0}] [L1005] list->prev = ((void*)0) VAL [list={14390:0}] [L1006] COND FALSE !(!(list != ((void*)0))) VAL [list={14390:0}] [L1006] COND FALSE !(__VERIFIER_nondet_int()) [L1006] list->inner = malloc(sizeof(SLL)) [L1006] EXPR list->inner VAL [list={14390:0}, list->inner={-1:0}] [L1006] list->inner->next = ((void*)0) [L1006] EXPR list->inner VAL [list={14390:0}, list->inner={-1:0}] [L1006] list->inner->inner = ((void*)0) [L1006] EXPR list->inner [L1006] EXPR list->inner != ((void*)0) || list->inner == ((void*)0) VAL [list={14390:0}, list->inner={-1:0}, list->inner != ((void*)0) || list->inner == ((void*)0)=1] [L1006] COND FALSE !(!(list->inner != ((void*)0) || list->inner == ((void*)0))) [L1008] SLL* end = list; VAL [end={14390:0}, list={14390:0}] [L1011] COND FALSE !(__VERIFIER_nondet_int()) [L1022] end = ((void*)0) [L1023] end = list VAL [end={14390:0}, list={14390:0}] [L1026] COND FALSE !(!(((void*)0) != end)) VAL [end={14390:0}, list={14390:0}] [L1028] COND TRUE ((void*)0) != end [L1030] int len = 0; VAL [end={14390:0}, len=0, list={14390:0}] [L1031] EXPR end->inner [L1031] SLL* inner = end->inner; [L1032] COND TRUE ((void*)0) != inner [L1034] COND TRUE len == 0 [L1035] len = 1 VAL [end={14390:0}, inner={-1:0}, len=1, list={14390:0}] [L1038] COND FALSE !(!(((void*)0) != inner)) VAL [end={14390:0}, inner={-1:0}, len=1, list={14390:0}] [L1039] EXPR inner->inner VAL [end={14390:0}, inner={-1:0}, inner->inner={0:0}, len=1, list={14390:0}] [L1039] COND FALSE !(!(((void*)0) == inner->inner)) [L1040] EXPR inner->next VAL [end={14390:0}, inner={-1:0}, inner->next={0:0}, len=1, list={14390:0}] [L1040] COND TRUE !(((void*)0) != inner->next) [L1040] reach_error() VAL [end={14390:0}, inner={-1:0}, len=1, list={14390:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 98.6MB. Free memory was 53.7MB in the beginning and 53.7MB in the end (delta: 49.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 589.44ms. Allocated memory is still 98.6MB. Free memory was 65.5MB in the beginning and 63.5MB in the end (delta: 2.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.93ms. Allocated memory is still 98.6MB. Free memory was 63.5MB in the beginning and 61.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.14ms. Allocated memory is still 98.6MB. Free memory was 61.1MB in the beginning and 59.0MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 925.70ms. Allocated memory was 98.6MB in the beginning and 127.9MB in the end (delta: 29.4MB). Free memory was 58.7MB in the beginning and 87.0MB in the end (delta: -28.3MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. * CodeCheck took 273076.35ms. Allocated memory was 127.9MB in the beginning and 1.8GB in the end (delta: 1.7GB). Free memory was 87.0MB in the beginning and 1.6GB in the end (delta: -1.5GB). Peak memory consumption was 168.9MB. Max. memory is 16.1GB. * Witness Printer took 88.20ms. Allocated memory is still 1.8GB. Free memory was 1.6GB in the beginning and 1.6GB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2021-11-23 01:34:13,592 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98381cb8-0415-485c-999d-e26a63df37c5/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(valid-memcleanup)