./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc2813de-3920-42e6-93cf-7591e9f6e8d5/bin/ukojak-fKGseLULKY/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc2813de-3920-42e6-93cf-7591e9f6e8d5/bin/ukojak-fKGseLULKY/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc2813de-3920-42e6-93cf-7591e9f6e8d5/bin/ukojak-fKGseLULKY/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc2813de-3920-42e6-93cf-7591e9f6e8d5/bin/ukojak-fKGseLULKY/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc2813de-3920-42e6-93cf-7591e9f6e8d5/bin/ukojak-fKGseLULKY/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc2813de-3920-42e6-93cf-7591e9f6e8d5/bin/ukojak-fKGseLULKY --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c6d41d2a2a28e240d9196f063199b00c22e981e9 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 04:52:11,385 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 04:52:11,388 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 04:52:11,444 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 04:52:11,444 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 04:52:11,450 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 04:52:11,452 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 04:52:11,456 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 04:52:11,459 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 04:52:11,465 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 04:52:11,467 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 04:52:11,469 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 04:52:11,469 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 04:52:11,472 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 04:52:11,475 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 04:52:11,480 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 04:52:11,482 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 04:52:11,484 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 04:52:11,486 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 04:52:11,496 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 04:52:11,498 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 04:52:11,499 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 04:52:11,503 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 04:52:11,504 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 04:52:11,514 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 04:52:11,514 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 04:52:11,515 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 04:52:11,517 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 04:52:11,518 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 04:52:11,519 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 04:52:11,520 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 04:52:11,521 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 04:52:11,523 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 04:52:11,525 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 04:52:11,527 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 04:52:11,527 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 04:52:11,528 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 04:52:11,528 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 04:52:11,528 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 04:52:11,529 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 04:52:11,530 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 04:52:11,531 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc2813de-3920-42e6-93cf-7591e9f6e8d5/bin/ukojak-fKGseLULKY/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-13 04:52:11,581 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 04:52:11,582 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 04:52:11,583 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 04:52:11,584 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-13 04:52:11,585 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 04:52:11,585 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 04:52:11,585 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 04:52:11,586 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 04:52:11,586 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 04:52:11,593 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 04:52:11,595 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 04:52:11,595 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 04:52:11,595 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 04:52:11,596 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 04:52:11,596 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 04:52:11,596 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 04:52:11,596 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 04:52:11,597 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 04:52:11,597 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-13 04:52:11,597 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-13 04:52:11,598 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 04:52:11,598 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-13 04:52:11,598 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 04:52:11,598 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 04:52:11,599 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 04:52:11,599 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-13 04:52:11,599 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 04:52:11,600 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 04:52:11,600 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_cc2813de-3920-42e6-93cf-7591e9f6e8d5/bin/ukojak-fKGseLULKY/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc2813de-3920-42e6-93cf-7591e9f6e8d5/bin/ukojak-fKGseLULKY Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c6d41d2a2a28e240d9196f063199b00c22e981e9 [2021-10-13 04:52:11,962 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 04:52:11,998 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 04:52:12,001 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 04:52:12,003 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 04:52:12,004 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 04:52:12,006 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc2813de-3920-42e6-93cf-7591e9f6e8d5/bin/ukojak-fKGseLULKY/../../sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c [2021-10-13 04:52:12,113 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc2813de-3920-42e6-93cf-7591e9f6e8d5/bin/ukojak-fKGseLULKY/data/59209efe3/d13f77d0b20c4c8e8438c03c8d0c5e3e/FLAG575ae714d [2021-10-13 04:52:12,798 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 04:52:12,799 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc2813de-3920-42e6-93cf-7591e9f6e8d5/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c [2021-10-13 04:52:12,819 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc2813de-3920-42e6-93cf-7591e9f6e8d5/bin/ukojak-fKGseLULKY/data/59209efe3/d13f77d0b20c4c8e8438c03c8d0c5e3e/FLAG575ae714d [2021-10-13 04:52:13,100 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc2813de-3920-42e6-93cf-7591e9f6e8d5/bin/ukojak-fKGseLULKY/data/59209efe3/d13f77d0b20c4c8e8438c03c8d0c5e3e [2021-10-13 04:52:13,104 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 04:52:13,106 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 04:52:13,108 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 04:52:13,108 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 04:52:13,112 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 04:52:13,113 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 04:52:13" (1/1) ... [2021-10-13 04:52:13,115 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a63b4e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:52:13, skipping insertion in model container [2021-10-13 04:52:13,115 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 04:52:13" (1/1) ... [2021-10-13 04:52:13,124 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 04:52:13,180 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 04:52:13,468 WARN L228 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_cc2813de-3920-42e6-93cf-7591e9f6e8d5/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1066,1079] [2021-10-13 04:52:13,484 WARN L228 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_cc2813de-3920-42e6-93cf-7591e9f6e8d5/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1266,1279] [2021-10-13 04:52:13,490 WARN L228 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_cc2813de-3920-42e6-93cf-7591e9f6e8d5/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1613,1626] [2021-10-13 04:52:13,505 WARN L228 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_cc2813de-3920-42e6-93cf-7591e9f6e8d5/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1813,1826] [2021-10-13 04:52:13,507 WARN L228 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_cc2813de-3920-42e6-93cf-7591e9f6e8d5/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2024,2037] [2021-10-13 04:52:13,510 WARN L228 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_cc2813de-3920-42e6-93cf-7591e9f6e8d5/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2224,2237] [2021-10-13 04:52:13,514 WARN L228 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_cc2813de-3920-42e6-93cf-7591e9f6e8d5/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2629,2642] [2021-10-13 04:52:13,519 WARN L228 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_cc2813de-3920-42e6-93cf-7591e9f6e8d5/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2829,2842] [2021-10-13 04:52:13,523 WARN L228 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_cc2813de-3920-42e6-93cf-7591e9f6e8d5/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3040,3053] [2021-10-13 04:52:13,526 WARN L228 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_cc2813de-3920-42e6-93cf-7591e9f6e8d5/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3243,3256] [2021-10-13 04:52:13,531 WARN L228 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_cc2813de-3920-42e6-93cf-7591e9f6e8d5/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3583,3596] [2021-10-13 04:52:13,538 WARN L228 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_cc2813de-3920-42e6-93cf-7591e9f6e8d5/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3786,3799] [2021-10-13 04:52:13,542 WARN L228 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_cc2813de-3920-42e6-93cf-7591e9f6e8d5/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4000,4013] [2021-10-13 04:52:13,545 WARN L228 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_cc2813de-3920-42e6-93cf-7591e9f6e8d5/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4203,4216] [2021-10-13 04:52:13,550 WARN L228 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_cc2813de-3920-42e6-93cf-7591e9f6e8d5/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4547,4560] [2021-10-13 04:52:13,555 WARN L228 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_cc2813de-3920-42e6-93cf-7591e9f6e8d5/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4750,4763] [2021-10-13 04:52:13,562 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 04:52:13,575 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 04:52:13,607 WARN L228 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_cc2813de-3920-42e6-93cf-7591e9f6e8d5/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1066,1079] [2021-10-13 04:52:13,609 WARN L228 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_cc2813de-3920-42e6-93cf-7591e9f6e8d5/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1266,1279] [2021-10-13 04:52:13,614 WARN L228 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_cc2813de-3920-42e6-93cf-7591e9f6e8d5/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1613,1626] [2021-10-13 04:52:13,625 WARN L228 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_cc2813de-3920-42e6-93cf-7591e9f6e8d5/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1813,1826] [2021-10-13 04:52:13,628 WARN L228 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_cc2813de-3920-42e6-93cf-7591e9f6e8d5/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2024,2037] [2021-10-13 04:52:13,633 WARN L228 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_cc2813de-3920-42e6-93cf-7591e9f6e8d5/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2224,2237] [2021-10-13 04:52:13,643 WARN L228 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_cc2813de-3920-42e6-93cf-7591e9f6e8d5/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2629,2642] [2021-10-13 04:52:13,644 WARN L228 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_cc2813de-3920-42e6-93cf-7591e9f6e8d5/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2829,2842] [2021-10-13 04:52:13,646 WARN L228 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_cc2813de-3920-42e6-93cf-7591e9f6e8d5/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3040,3053] [2021-10-13 04:52:13,647 WARN L228 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_cc2813de-3920-42e6-93cf-7591e9f6e8d5/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3243,3256] [2021-10-13 04:52:13,657 WARN L228 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_cc2813de-3920-42e6-93cf-7591e9f6e8d5/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3583,3596] [2021-10-13 04:52:13,659 WARN L228 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_cc2813de-3920-42e6-93cf-7591e9f6e8d5/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3786,3799] [2021-10-13 04:52:13,661 WARN L228 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_cc2813de-3920-42e6-93cf-7591e9f6e8d5/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4000,4013] [2021-10-13 04:52:13,662 WARN L228 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_cc2813de-3920-42e6-93cf-7591e9f6e8d5/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4203,4216] [2021-10-13 04:52:13,668 WARN L228 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_cc2813de-3920-42e6-93cf-7591e9f6e8d5/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4547,4560] [2021-10-13 04:52:13,672 WARN L228 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_cc2813de-3920-42e6-93cf-7591e9f6e8d5/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4750,4763] [2021-10-13 04:52:13,677 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 04:52:13,700 INFO L208 MainTranslator]: Completed translation [2021-10-13 04:52:13,708 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:52:13 WrapperNode [2021-10-13 04:52:13,709 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 04:52:13,710 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 04:52:13,711 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 04:52:13,711 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 04:52:13,721 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:52:13" (1/1) ... [2021-10-13 04:52:13,742 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:52:13" (1/1) ... [2021-10-13 04:52:13,787 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 04:52:13,788 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 04:52:13,788 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 04:52:13,788 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 04:52:13,798 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:52:13" (1/1) ... [2021-10-13 04:52:13,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:52:13" (1/1) ... [2021-10-13 04:52:13,811 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:52:13" (1/1) ... [2021-10-13 04:52:13,814 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:52:13" (1/1) ... [2021-10-13 04:52:13,820 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:52:13" (1/1) ... [2021-10-13 04:52:13,835 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:52:13" (1/1) ... [2021-10-13 04:52:13,837 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:52:13" (1/1) ... [2021-10-13 04:52:13,840 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 04:52:13,841 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 04:52:13,841 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 04:52:13,842 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 04:52:13,843 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:52:13" (1/1) ... [2021-10-13 04:52:13,851 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-13 04:52:13,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc2813de-3920-42e6-93cf-7591e9f6e8d5/bin/ukojak-fKGseLULKY/z3 [2021-10-13 04:52:13,878 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc2813de-3920-42e6-93cf-7591e9f6e8d5/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-13 04:52:13,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc2813de-3920-42e6-93cf-7591e9f6e8d5/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-13 04:52:13,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 04:52:13,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 04:52:13,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 04:52:13,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 04:52:14,429 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 04:52:14,430 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-13 04:52:14,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 04:52:14 BoogieIcfgContainer [2021-10-13 04:52:14,439 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 04:52:14,440 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-13 04:52:14,441 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-13 04:52:14,453 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-13 04:52:14,453 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 04:52:14" (1/1) ... [2021-10-13 04:52:14,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 04:52:14,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:52:14,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 58 states and 79 transitions. [2021-10-13 04:52:14,494 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 79 transitions. [2021-10-13 04:52:14,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-13 04:52:14,496 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:52:14,497 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:52:14,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:52:14,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:52:14,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:52:14,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 56 states and 76 transitions. [2021-10-13 04:52:14,695 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 76 transitions. [2021-10-13 04:52:14,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-13 04:52:14,696 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:52:14,696 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:52:14,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:52:14,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:52:14,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:52:14,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 62 states and 86 transitions. [2021-10-13 04:52:14,965 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 86 transitions. [2021-10-13 04:52:14,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-13 04:52:14,966 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:52:14,967 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:52:14,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:52:15,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:52:15,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:52:15,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 65 states and 90 transitions. [2021-10-13 04:52:15,308 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 90 transitions. [2021-10-13 04:52:15,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-13 04:52:15,309 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:52:15,309 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:52:15,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:52:15,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:52:15,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:52:15,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 68 states and 92 transitions. [2021-10-13 04:52:15,635 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 92 transitions. [2021-10-13 04:52:15,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-13 04:52:15,639 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:52:15,640 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:52:15,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:52:15,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:52:16,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:52:16,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 66 states and 88 transitions. [2021-10-13 04:52:16,031 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 88 transitions. [2021-10-13 04:52:16,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-13 04:52:16,032 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:52:16,032 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:52:16,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:52:16,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:52:17,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:52:17,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 74 states and 103 transitions. [2021-10-13 04:52:17,208 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 103 transitions. [2021-10-13 04:52:17,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-13 04:52:17,209 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:52:17,209 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:52:17,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:52:17,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:52:17,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:52:17,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 72 states and 99 transitions. [2021-10-13 04:52:17,984 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 99 transitions. [2021-10-13 04:52:17,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-13 04:52:17,985 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:52:17,985 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:52:18,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:52:18,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:52:19,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:52:19,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 80 states and 112 transitions. [2021-10-13 04:52:19,372 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 112 transitions. [2021-10-13 04:52:19,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-13 04:52:19,373 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:52:19,374 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:52:19,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:52:19,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:52:20,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:52:20,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 86 states and 117 transitions. [2021-10-13 04:52:20,492 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 117 transitions. [2021-10-13 04:52:20,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-13 04:52:20,493 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:52:20,494 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:52:20,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:52:20,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:52:22,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:52:22,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 93 states and 123 transitions. [2021-10-13 04:52:22,169 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 123 transitions. [2021-10-13 04:52:22,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-13 04:52:22,171 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:52:22,171 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:52:22,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:52:22,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:52:24,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:52:24,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 96 states and 125 transitions. [2021-10-13 04:52:24,492 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 125 transitions. [2021-10-13 04:52:24,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-13 04:52:24,493 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:52:24,493 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:52:24,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:52:24,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:52:29,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:52:29,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 109 states and 148 transitions. [2021-10-13 04:52:29,274 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 148 transitions. [2021-10-13 04:52:29,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-13 04:52:29,275 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:52:29,276 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:52:29,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:52:29,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:52:31,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:52:31,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 114 states and 154 transitions. [2021-10-13 04:52:31,305 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 154 transitions. [2021-10-13 04:52:31,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-13 04:52:31,306 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:52:31,306 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:52:31,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:52:31,336 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:52:32,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:52:32,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 119 states and 163 transitions. [2021-10-13 04:52:32,887 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 163 transitions. [2021-10-13 04:52:32,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-13 04:52:32,888 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:52:32,888 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:52:32,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:52:33,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:52:39,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:52:39,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 133 states and 186 transitions. [2021-10-13 04:52:39,297 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 186 transitions. [2021-10-13 04:52:39,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-13 04:52:39,298 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:52:39,298 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:52:39,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:52:39,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:52:40,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:52:40,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 136 states and 189 transitions. [2021-10-13 04:52:40,576 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 189 transitions. [2021-10-13 04:52:40,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-13 04:52:40,577 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:52:40,578 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:52:40,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:52:40,612 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 04:52:43,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:52:43,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 142 states and 200 transitions. [2021-10-13 04:52:43,634 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 200 transitions. [2021-10-13 04:52:43,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-13 04:52:43,635 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:52:43,636 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:52:43,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:52:44,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:52:45,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:52:45,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 145 states and 203 transitions. [2021-10-13 04:52:45,596 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 203 transitions. [2021-10-13 04:52:45,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-13 04:52:45,597 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:52:45,597 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:52:45,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:52:45,628 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:52:48,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:52:48,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 150 states and 210 transitions. [2021-10-13 04:52:48,548 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 210 transitions. [2021-10-13 04:52:48,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-13 04:52:48,549 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:52:48,549 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:52:48,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:52:48,570 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-13 04:52:48,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:52:48,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 151 states and 210 transitions. [2021-10-13 04:52:48,850 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 210 transitions. [2021-10-13 04:52:48,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-13 04:52:48,851 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:52:48,851 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:52:48,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:52:48,890 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 04:52:50,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:52:50,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 154 states and 213 transitions. [2021-10-13 04:52:50,719 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 213 transitions. [2021-10-13 04:52:50,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-13 04:52:50,720 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:52:50,720 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:52:50,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:52:50,843 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:52:53,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:52:53,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 159 states and 218 transitions. [2021-10-13 04:52:53,525 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 218 transitions. [2021-10-13 04:52:53,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-13 04:52:53,526 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:52:53,526 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:52:53,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:52:53,723 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:52:56,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:52:56,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 164 states and 228 transitions. [2021-10-13 04:52:56,907 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 228 transitions. [2021-10-13 04:52:56,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-13 04:52:56,912 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:52:56,912 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:52:56,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:52:56,933 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-13 04:52:57,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:52:57,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 165 states and 228 transitions. [2021-10-13 04:52:57,535 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 228 transitions. [2021-10-13 04:52:57,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-13 04:52:57,536 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:52:57,536 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:52:57,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:52:57,618 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:52:59,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:52:59,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 167 states and 230 transitions. [2021-10-13 04:52:59,269 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 230 transitions. [2021-10-13 04:52:59,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-13 04:52:59,270 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:52:59,270 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:52:59,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:52:59,748 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:53:03,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:53:03,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 175 states and 254 transitions. [2021-10-13 04:53:03,678 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 254 transitions. [2021-10-13 04:53:03,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-13 04:53:03,679 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:53:03,679 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:53:03,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:53:03,713 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 04:53:04,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:53:04,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 177 states and 255 transitions. [2021-10-13 04:53:04,938 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 255 transitions. [2021-10-13 04:53:04,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-13 04:53:04,939 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:53:04,939 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:53:04,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:53:05,499 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:53:07,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:53:07,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 179 states and 262 transitions. [2021-10-13 04:53:07,735 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 262 transitions. [2021-10-13 04:53:07,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-13 04:53:07,736 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:53:07,736 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:53:07,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:53:08,019 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:53:11,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:53:11,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 186 states and 283 transitions. [2021-10-13 04:53:11,644 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 283 transitions. [2021-10-13 04:53:11,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-13 04:53:11,645 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:53:11,645 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:53:11,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:53:11,684 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:53:17,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:53:17,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 196 states and 302 transitions. [2021-10-13 04:53:17,998 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 302 transitions. [2021-10-13 04:53:17,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-13 04:53:17,999 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:53:18,000 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:53:18,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:53:18,047 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:53:21,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:53:21,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 201 states and 311 transitions. [2021-10-13 04:53:21,261 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 311 transitions. [2021-10-13 04:53:21,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-13 04:53:21,262 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:53:21,263 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:53:21,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:53:21,376 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-13 04:53:24,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:53:24,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 206 states and 318 transitions. [2021-10-13 04:53:24,597 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 318 transitions. [2021-10-13 04:53:24,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-13 04:53:24,598 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:53:24,598 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:53:24,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:53:25,713 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-13 04:53:27,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:53:27,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 207 states and 321 transitions. [2021-10-13 04:53:27,422 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 321 transitions. [2021-10-13 04:53:27,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-13 04:53:27,423 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:53:27,423 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:53:27,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:53:27,464 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:53:30,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:53:30,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 212 states and 329 transitions. [2021-10-13 04:53:30,528 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 329 transitions. [2021-10-13 04:53:30,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-13 04:53:30,529 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:53:30,529 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:53:30,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:53:30,562 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-13 04:53:33,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:53:33,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 218 states and 342 transitions. [2021-10-13 04:53:33,881 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 342 transitions. [2021-10-13 04:53:33,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-13 04:53:33,881 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:53:33,881 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:53:33,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:53:33,914 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-13 04:53:38,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:53:38,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 218 states and 341 transitions. [2021-10-13 04:53:38,153 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 341 transitions. [2021-10-13 04:53:38,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-13 04:53:38,155 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:53:38,155 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:53:38,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:53:38,192 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-13 04:53:38,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:53:38,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 218 states and 340 transitions. [2021-10-13 04:53:38,982 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 340 transitions. [2021-10-13 04:53:38,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-13 04:53:38,983 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:53:38,983 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:53:38,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:53:39,272 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:53:45,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:53:45,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 226 states and 352 transitions. [2021-10-13 04:53:45,736 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 352 transitions. [2021-10-13 04:53:45,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-13 04:53:45,737 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:53:45,737 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:53:45,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:53:45,772 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 04:53:47,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:53:47,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 228 states and 359 transitions. [2021-10-13 04:53:47,589 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 359 transitions. [2021-10-13 04:53:47,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-13 04:53:47,590 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:53:47,591 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:53:47,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:53:48,854 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:54:03,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:54:03,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 236 states and 378 transitions. [2021-10-13 04:54:03,070 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 378 transitions. [2021-10-13 04:54:03,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-13 04:54:03,071 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:54:03,072 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:54:03,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:54:03,107 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-13 04:54:06,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:54:06,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 241 states and 382 transitions. [2021-10-13 04:54:06,757 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 382 transitions. [2021-10-13 04:54:06,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-13 04:54:06,757 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:54:06,758 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:54:06,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:54:06,799 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 04:54:17,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:54:17,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 251 states and 395 transitions. [2021-10-13 04:54:17,514 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 395 transitions. [2021-10-13 04:54:17,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-13 04:54:17,515 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:54:17,515 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:54:17,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:54:17,550 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 7 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:54:21,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:54:21,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 256 states and 401 transitions. [2021-10-13 04:54:21,551 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 401 transitions. [2021-10-13 04:54:21,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-13 04:54:21,552 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:54:21,552 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:54:21,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:54:21,941 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 8 proven. 18 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 04:54:26,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:54:26,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 262 states and 417 transitions. [2021-10-13 04:54:26,257 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 417 transitions. [2021-10-13 04:54:26,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-13 04:54:26,258 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:54:26,259 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:54:26,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:54:26,289 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 23 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-13 04:54:27,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:54:27,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 262 states and 413 transitions. [2021-10-13 04:54:27,195 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 413 transitions. [2021-10-13 04:54:27,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-13 04:54:27,196 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:54:27,197 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:54:27,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:54:27,227 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-10-13 04:54:33,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:54:33,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 262 states and 412 transitions. [2021-10-13 04:54:33,151 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 412 transitions. [2021-10-13 04:54:33,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-13 04:54:33,152 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:54:33,153 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:54:33,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:54:33,191 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:54:41,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:54:41,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 270 states and 426 transitions. [2021-10-13 04:54:41,471 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 426 transitions. [2021-10-13 04:54:41,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-13 04:54:41,473 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:54:41,473 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:54:41,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:54:41,511 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-10-13 04:54:50,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:54:50,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 279 states and 436 transitions. [2021-10-13 04:54:50,289 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 436 transitions. [2021-10-13 04:54:50,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-13 04:54:50,290 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:54:50,291 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:54:50,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:54:50,331 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-10-13 04:54:58,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:54:58,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 288 states and 446 transitions. [2021-10-13 04:54:58,969 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 446 transitions. [2021-10-13 04:54:58,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-10-13 04:54:58,970 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:54:58,971 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:54:58,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:54:59,013 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-13 04:55:03,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:55:03,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 292 states and 449 transitions. [2021-10-13 04:55:03,819 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 449 transitions. [2021-10-13 04:55:03,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-13 04:55:03,820 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:55:03,821 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:55:03,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:55:03,864 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-10-13 04:55:08,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:55:08,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 76 states and 92 transitions. [2021-10-13 04:55:08,639 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 92 transitions. [2021-10-13 04:55:08,639 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 04:55:08,639 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 52 iterations. [2021-10-13 04:55:08,647 INFO L759 CodeCheckObserver]: All specifications hold 16 specifications checked. All of them hold [2021-10-13 04:55:09,917 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-13 04:55:09,922 INFO L565 CodeCheckObserver]: Invariant with dag size 26 [2021-10-13 04:55:09,930 INFO L565 CodeCheckObserver]: Invariant with dag size 23 [2021-10-13 04:55:09,932 INFO L565 CodeCheckObserver]: Invariant with dag size 13 [2021-10-13 04:55:09,933 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.10 04:55:09 ImpRootNode [2021-10-13 04:55:09,933 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-13 04:55:09,934 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 04:55:09,935 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 04:55:09,935 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 04:55:09,936 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 04:52:14" (3/4) ... [2021-10-13 04:55:09,939 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 04:55:09,955 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-10-13 04:55:09,956 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-13 04:55:09,957 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 04:55:09,957 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 04:55:10,047 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc2813de-3920-42e6-93cf-7591e9f6e8d5/bin/ukojak-fKGseLULKY/witness.graphml [2021-10-13 04:55:10,047 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 04:55:10,049 INFO L168 Benchmark]: Toolchain (without parser) took 176942.41 ms. Allocated memory was 115.3 MB in the beginning and 1.2 GB in the end (delta: 1.0 GB). Free memory was 79.6 MB in the beginning and 808.8 MB in the end (delta: -729.1 MB). Peak memory consumption was 308.6 MB. Max. memory is 16.1 GB. [2021-10-13 04:55:10,050 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 83.9 MB. Free memory was 54.8 MB in the beginning and 54.8 MB in the end (delta: 28.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 04:55:10,051 INFO L168 Benchmark]: CACSL2BoogieTranslator took 601.58 ms. Allocated memory is still 115.3 MB. Free memory was 79.4 MB in the beginning and 84.2 MB in the end (delta: -4.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 04:55:10,051 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.43 ms. Allocated memory is still 115.3 MB. Free memory was 84.2 MB in the beginning and 82.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 04:55:10,052 INFO L168 Benchmark]: Boogie Preprocessor took 52.58 ms. Allocated memory is still 115.3 MB. Free memory was 82.1 MB in the beginning and 81.1 MB in the end (delta: 969.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 04:55:10,053 INFO L168 Benchmark]: RCFGBuilder took 598.48 ms. Allocated memory is still 115.3 MB. Free memory was 81.1 MB in the beginning and 67.0 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-13 04:55:10,053 INFO L168 Benchmark]: CodeCheck took 175493.17 ms. Allocated memory was 115.3 MB in the beginning and 1.2 GB in the end (delta: 1.0 GB). Free memory was 67.0 MB in the beginning and 814.0 MB in the end (delta: -747.0 MB). Peak memory consumption was 292.6 MB. Max. memory is 16.1 GB. [2021-10-13 04:55:10,054 INFO L168 Benchmark]: Witness Printer took 113.35 ms. Allocated memory is still 1.2 GB. Free memory was 814.0 MB in the beginning and 808.8 MB in the end (delta: 5.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-13 04:55:10,057 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, 58 locations, 16 error locations. Started 1 CEGAR loops. OverallTime: 174170.0ms, OverallIterations: 52, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 0 SDtfs, -1255243056 SDslu, -1977699040 SDs, 0 SdLazy, -1544117002 SolverSat, 1371659858 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 46692.4ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 11603 GetRequests, 10115 SyntacticMatches, 496 SemanticMatches, 992 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 419511 ImplicationChecksByTransitivity, 168590.8ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 112.1ms SsaConstructionTime, 587.9ms SatisfiabilityAnalysisTime, 8169.7ms InterpolantComputationTime, 1286 NumberOfCodeBlocks, 1286 NumberOfCodeBlocksAsserted, 51 NumberOfCheckSat, 1235 ConstructedInterpolants, 0 QuantifiedInterpolants, 4213 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 51 InterpolantComputations, 25 PerfectInterpolantSequences, 254/498 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 47]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 59]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 76]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 88]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 100]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 112]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 141]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 153]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 165]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 177]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 193]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 205]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 217]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 229]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 245]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 257]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 16 specifications checked. All of them hold - InvariantResult [Line: 13]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 38]: Loop Invariant Derived loop invariant: ((((((main__len < main__i + 2 && 0 <= main__j) && main__i < main__len) && 0 <= main__i) && !(main__i == 0)) && main__j + 5 <= main__bufsize) || (((((main__i + 2 <= main__len && 0 <= main__j) && 0 <= main__i) && main__limit + 4 <= main__bufsize) && !(main__i == 0)) && main__j + 5 <= main__bufsize)) || ((((main__i < main__len && main__limit + 4 <= main__bufsize) && main__j + 5 <= main__bufsize) && main__j == 0) && main__i == 0) - InvariantResult [Line: 31]: Loop Invariant Derived loop invariant: ((((main__j < 1 && 0 <= main__j) && 0 <= main__i) && main__limit + 4 <= main__bufsize) || ((((1 <= main__j && 5 <= main__bufsize) && 0 <= main__i) && main__limit + 4 <= main__bufsize) && !(main__i == 0))) || (main__len <= main__i && 0 <= main__i) - InvariantResult [Line: 25]: Loop Invariant Derived loop invariant: (0 <= main__i && main__limit + 4 <= main__bufsize) || (main__len <= main__i && 0 <= main__i) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 83.9 MB. Free memory was 54.8 MB in the beginning and 54.8 MB in the end (delta: 28.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 601.58 ms. Allocated memory is still 115.3 MB. Free memory was 79.4 MB in the beginning and 84.2 MB in the end (delta: -4.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 76.43 ms. Allocated memory is still 115.3 MB. Free memory was 84.2 MB in the beginning and 82.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 52.58 ms. Allocated memory is still 115.3 MB. Free memory was 82.1 MB in the beginning and 81.1 MB in the end (delta: 969.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 598.48 ms. Allocated memory is still 115.3 MB. Free memory was 81.1 MB in the beginning and 67.0 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * CodeCheck took 175493.17 ms. Allocated memory was 115.3 MB in the beginning and 1.2 GB in the end (delta: 1.0 GB). Free memory was 67.0 MB in the beginning and 814.0 MB in the end (delta: -747.0 MB). Peak memory consumption was 292.6 MB. Max. memory is 16.1 GB. * Witness Printer took 113.35 ms. Allocated memory is still 1.2 GB. Free memory was 814.0 MB in the beginning and 808.8 MB in the end (delta: 5.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! [2021-10-13 04:55:10,136 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc2813de-3920-42e6-93cf-7591e9f6e8d5/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...