./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 aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/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_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/bin/ukojak-LBtLqBUTdQ/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_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/bin/ukojak-LBtLqBUTdQ --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 8f0362e5bdd04ddb68671929eb7c82f3a55838c2357b753aa3b8d313416b3614 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:37:47,588 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:37:47,591 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:37:47,639 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:37:47,639 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:37:47,644 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:37:47,646 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:37:47,651 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:37:47,654 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:37:47,659 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:37:47,660 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:37:47,662 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:37:47,663 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:37:47,666 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:37:47,668 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:37:47,677 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:37:47,678 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:37:47,680 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:37:47,682 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:37:47,691 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:37:47,693 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:37:47,696 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:37:47,699 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:37:47,701 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:37:47,710 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:37:47,711 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:37:47,711 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:37:47,714 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:37:47,714 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:37:47,716 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:37:47,717 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:37:47,718 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:37:47,720 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:37:47,722 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:37:47,724 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:37:47,724 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:37:47,725 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:37:47,725 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:37:47,725 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:37:47,726 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:37:47,727 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:37:47,728 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:37:47,780 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:37:47,782 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:37:47,783 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:37:47,783 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:37:47,784 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:37:47,784 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:37:47,785 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:37:47,785 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:37:47,791 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:37:47,792 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:37:47,793 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:37:47,793 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:37:47,793 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:37:47,794 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:37:47,794 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:37:47,794 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:37:47,794 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:37:47,795 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:37:47,795 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:37:47,795 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:37:47,795 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:37:47,796 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:37:47,796 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:37:47,796 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:37:47,796 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:37:47,797 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:37:47,797 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:37:47,797 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:37:47,797 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_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f0362e5bdd04ddb68671929eb7c82f3a55838c2357b753aa3b8d313416b3614 [2021-11-23 00:37:48,127 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:37:48,163 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:37:48,167 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:37:48,169 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:37:48,170 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:37:48,172 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c [2021-11-23 00:37:48,256 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/bin/ukojak-LBtLqBUTdQ/data/17bc8cef2/4592e18295c74a7cb1165f7648766bd9/FLAGc42aae716 [2021-11-23 00:37:48,829 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:37:48,835 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c [2021-11-23 00:37:48,853 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/bin/ukojak-LBtLqBUTdQ/data/17bc8cef2/4592e18295c74a7cb1165f7648766bd9/FLAGc42aae716 [2021-11-23 00:37:49,171 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/bin/ukojak-LBtLqBUTdQ/data/17bc8cef2/4592e18295c74a7cb1165f7648766bd9 [2021-11-23 00:37:49,175 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:37:49,176 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:37:49,180 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:37:49,180 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:37:49,183 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:37:49,185 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:37:49" (1/1) ... [2021-11-23 00:37:49,187 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cd9aa41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:37:49, skipping insertion in model container [2021-11-23 00:37:49,187 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:37:49" (1/1) ... [2021-11-23 00:37:49,195 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:37:49,242 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:37:49,476 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_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1066,1079] [2021-11-23 00:37:49,480 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_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1266,1279] [2021-11-23 00:37:49,483 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_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1613,1626] [2021-11-23 00:37:49,485 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_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1813,1826] [2021-11-23 00:37:49,487 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_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2024,2037] [2021-11-23 00:37:49,489 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_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2224,2237] [2021-11-23 00:37:49,492 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_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2629,2642] [2021-11-23 00:37:49,494 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_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2829,2842] [2021-11-23 00:37:49,496 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_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3040,3053] [2021-11-23 00:37:49,498 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_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3243,3256] [2021-11-23 00:37:49,501 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_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3583,3596] [2021-11-23 00:37:49,503 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_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3786,3799] [2021-11-23 00:37:49,505 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_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4000,4013] [2021-11-23 00:37:49,506 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_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4203,4216] [2021-11-23 00:37:49,510 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_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4547,4560] [2021-11-23 00:37:49,512 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_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4750,4763] [2021-11-23 00:37:49,516 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:37:49,525 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:37:49,540 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_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1066,1079] [2021-11-23 00:37:49,542 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_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1266,1279] [2021-11-23 00:37:49,544 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_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1613,1626] [2021-11-23 00:37:49,545 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_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1813,1826] [2021-11-23 00:37:49,547 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_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2024,2037] [2021-11-23 00:37:49,549 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_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2224,2237] [2021-11-23 00:37:49,551 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_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2629,2642] [2021-11-23 00:37:49,552 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_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2829,2842] [2021-11-23 00:37:49,554 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_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3040,3053] [2021-11-23 00:37:49,555 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_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3243,3256] [2021-11-23 00:37:49,558 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_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3583,3596] [2021-11-23 00:37:49,559 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_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3786,3799] [2021-11-23 00:37:49,561 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_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4000,4013] [2021-11-23 00:37:49,562 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_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4203,4216] [2021-11-23 00:37:49,565 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_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4547,4560] [2021-11-23 00:37:49,566 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_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4750,4763] [2021-11-23 00:37:49,569 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:37:49,583 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:37:49,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:37:49 WrapperNode [2021-11-23 00:37:49,584 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:37:49,585 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:37:49,585 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:37:49,585 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:37:49,593 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:37:49" (1/1) ... [2021-11-23 00:37:49,601 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:37:49" (1/1) ... [2021-11-23 00:37:49,627 INFO L137 Inliner]: procedures = 14, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 192 [2021-11-23 00:37:49,628 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:37:49,629 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:37:49,629 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:37:49,629 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:37:49,638 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:37:49" (1/1) ... [2021-11-23 00:37:49,638 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:37:49" (1/1) ... [2021-11-23 00:37:49,640 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:37:49" (1/1) ... [2021-11-23 00:37:49,641 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:37:49" (1/1) ... [2021-11-23 00:37:49,646 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:37:49" (1/1) ... [2021-11-23 00:37:49,648 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:37:49" (1/1) ... [2021-11-23 00:37:49,650 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:37:49" (1/1) ... [2021-11-23 00:37:49,653 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:37:49,654 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:37:49,654 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:37:49,655 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:37:49,659 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:37:49" (1/1) ... [2021-11-23 00:37:49,680 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:37:49,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:37:49,716 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:37:49,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:37:49,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:37:49,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:37:49,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:37:49,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:37:49,861 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:37:49,863 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:37:50,123 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:37:50,136 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:37:50,137 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 00:37:50,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:37:50 BoogieIcfgContainer [2021-11-23 00:37:50,139 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:37:50,140 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:37:50,140 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:37:50,150 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:37:50,151 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:37:50" (1/1) ... [2021-11-23 00:37:50,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:37:50,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:50,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 58 states and 79 transitions. [2021-11-23 00:37:50,259 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 79 transitions. [2021-11-23 00:37:50,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:37:50,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:50,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:50,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:50,475 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 00:37:50,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:50,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 56 states and 76 transitions. [2021-11-23 00:37:50,517 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 76 transitions. [2021-11-23 00:37:50,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:37:50,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:50,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:50,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:50,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:50,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:50,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 62 states and 86 transitions. [2021-11-23 00:37:50,739 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 86 transitions. [2021-11-23 00:37:50,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:37:50,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:50,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:50,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:50,836 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 00:37:50,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:50,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 65 states and 90 transitions. [2021-11-23 00:37:50,968 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 90 transitions. [2021-11-23 00:37:50,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:37:50,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:50,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:50,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:51,025 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 00:37:51,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:51,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 68 states and 92 transitions. [2021-11-23 00:37:51,179 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 92 transitions. [2021-11-23 00:37:51,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:37:51,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:51,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:51,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:51,255 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 00:37:51,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:51,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 66 states and 88 transitions. [2021-11-23 00:37:51,531 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 88 transitions. [2021-11-23 00:37:51,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:37:51,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:51,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:51,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:51,663 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 00:37:52,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:52,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 74 states and 103 transitions. [2021-11-23 00:37:52,482 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 103 transitions. [2021-11-23 00:37:52,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:37:52,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:52,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:52,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:52,665 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 00:37:53,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:53,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 72 states and 99 transitions. [2021-11-23 00:37:53,213 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 99 transitions. [2021-11-23 00:37:53,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:37:53,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:53,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:53,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:53,368 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 00:37:54,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:54,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 80 states and 112 transitions. [2021-11-23 00:37:54,509 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 112 transitions. [2021-11-23 00:37:54,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:37:54,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:54,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:54,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:54,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:55,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:55,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 86 states and 117 transitions. [2021-11-23 00:37:55,432 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 117 transitions. [2021-11-23 00:37:55,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:37:55,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:55,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:55,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:55,526 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 00:37:56,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:56,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 93 states and 123 transitions. [2021-11-23 00:37:56,804 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 123 transitions. [2021-11-23 00:37:56,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:37:56,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:56,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:56,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:57,019 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 00:37:58,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:58,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 96 states and 125 transitions. [2021-11-23 00:37:58,882 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 125 transitions. [2021-11-23 00:37:58,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:37:58,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:58,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:58,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:59,199 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 00:38:02,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:02,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 109 states and 148 transitions. [2021-11-23 00:38:02,924 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 148 transitions. [2021-11-23 00:38:02,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:38:02,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:02,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:02,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:03,154 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 00:38:04,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:04,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 114 states and 154 transitions. [2021-11-23 00:38:04,552 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 154 transitions. [2021-11-23 00:38:04,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:38:04,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:04,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:04,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:04,582 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:05,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:05,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 119 states and 163 transitions. [2021-11-23 00:38:05,872 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 163 transitions. [2021-11-23 00:38:05,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:38:05,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:05,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:05,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:06,300 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 00:38:11,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:11,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 133 states and 186 transitions. [2021-11-23 00:38:11,387 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 186 transitions. [2021-11-23 00:38:11,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:38:11,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:11,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:11,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:11,579 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 00:38:12,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:12,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 136 states and 189 transitions. [2021-11-23 00:38:12,565 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 189 transitions. [2021-11-23 00:38:12,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:38:12,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:12,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:12,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:12,596 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:38:15,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:15,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 142 states and 200 transitions. [2021-11-23 00:38:15,567 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 200 transitions. [2021-11-23 00:38:15,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:38:15,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:15,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:15,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:15,966 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 00:38:17,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:17,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 145 states and 203 transitions. [2021-11-23 00:38:17,198 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 203 transitions. [2021-11-23 00:38:17,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:38:17,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:17,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:17,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:17,225 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:19,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:19,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 150 states and 210 transitions. [2021-11-23 00:38:19,532 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 210 transitions. [2021-11-23 00:38:19,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:38:19,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:19,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:19,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:19,549 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:38:19,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:19,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 151 states and 210 transitions. [2021-11-23 00:38:19,754 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 210 transitions. [2021-11-23 00:38:19,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:38:19,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:19,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:19,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:19,784 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:38:21,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:21,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 154 states and 213 transitions. [2021-11-23 00:38:21,297 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 213 transitions. [2021-11-23 00:38:21,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:38:21,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:21,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:21,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:21,399 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:23,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:23,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 159 states and 218 transitions. [2021-11-23 00:38:23,758 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 218 transitions. [2021-11-23 00:38:23,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:38:23,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:23,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:23,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:23,994 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:26,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:26,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 164 states and 228 transitions. [2021-11-23 00:38:26,537 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 228 transitions. [2021-11-23 00:38:26,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:38:26,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:26,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:26,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:26,554 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:38:27,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:27,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 165 states and 228 transitions. [2021-11-23 00:38:27,040 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 228 transitions. [2021-11-23 00:38:27,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:38:27,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:27,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:27,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:27,107 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:28,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:28,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 167 states and 230 transitions. [2021-11-23 00:38:28,513 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 230 transitions. [2021-11-23 00:38:28,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:38:28,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:28,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:28,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:28,845 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:32,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:32,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 175 states and 254 transitions. [2021-11-23 00:38:32,147 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 254 transitions. [2021-11-23 00:38:32,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:38:32,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:32,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:32,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:32,178 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:38:33,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:33,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 177 states and 255 transitions. [2021-11-23 00:38:33,319 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 255 transitions. [2021-11-23 00:38:33,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:38:33,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:33,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:33,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:33,770 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:35,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:35,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 179 states and 262 transitions. [2021-11-23 00:38:35,580 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 262 transitions. [2021-11-23 00:38:35,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:38:35,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:35,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:35,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:35,800 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:37,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:37,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 182 states and 274 transitions. [2021-11-23 00:38:37,255 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 274 transitions. [2021-11-23 00:38:37,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:38:37,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:37,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:37,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:37,285 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:39,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:39,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 186 states and 283 transitions. [2021-11-23 00:38:39,029 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 283 transitions. [2021-11-23 00:38:39,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:38:39,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:39,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:39,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:39,058 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:44,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:44,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 196 states and 302 transitions. [2021-11-23 00:38:44,506 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 302 transitions. [2021-11-23 00:38:44,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:38:44,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:44,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:44,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:44,554 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:47,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:47,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 201 states and 311 transitions. [2021-11-23 00:38:47,086 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 311 transitions. [2021-11-23 00:38:47,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:38:47,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:47,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:47,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:47,188 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:38:50,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:50,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 206 states and 318 transitions. [2021-11-23 00:38:50,019 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 318 transitions. [2021-11-23 00:38:50,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:38:50,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:50,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:50,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:50,969 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:38:52,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:52,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 207 states and 321 transitions. [2021-11-23 00:38:52,336 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 321 transitions. [2021-11-23 00:38:52,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:38:52,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:52,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:52,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:52,366 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:55,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:55,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 212 states and 329 transitions. [2021-11-23 00:38:55,037 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 329 transitions. [2021-11-23 00:38:55,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:38:55,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:55,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:55,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:55,076 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:38:57,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:57,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 218 states and 342 transitions. [2021-11-23 00:38:57,832 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 342 transitions. [2021-11-23 00:38:57,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:38:57,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:57,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:57,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:57,857 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:39:01,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:01,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 218 states and 341 transitions. [2021-11-23 00:39:01,234 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 341 transitions. [2021-11-23 00:39:01,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:39:01,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:01,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:01,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:01,259 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:39:01,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:01,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 218 states and 340 transitions. [2021-11-23 00:39:01,892 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 340 transitions. [2021-11-23 00:39:01,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:39:01,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:01,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:01,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:02,213 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:07,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:07,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 226 states and 352 transitions. [2021-11-23 00:39:07,714 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 352 transitions. [2021-11-23 00:39:07,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:39:07,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:07,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:07,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:07,742 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:39:09,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:09,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 228 states and 359 transitions. [2021-11-23 00:39:09,146 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 359 transitions. [2021-11-23 00:39:09,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:39:09,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:09,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:09,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:09,986 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:22,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:22,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 236 states and 378 transitions. [2021-11-23 00:39:22,084 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 378 transitions. [2021-11-23 00:39:22,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:39:22,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:22,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:22,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:22,110 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:39:25,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:25,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 241 states and 382 transitions. [2021-11-23 00:39:25,411 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 382 transitions. [2021-11-23 00:39:25,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:39:25,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:25,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:25,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:25,444 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:39:33,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:33,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 251 states and 395 transitions. [2021-11-23 00:39:33,917 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 395 transitions. [2021-11-23 00:39:33,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:39:33,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:33,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:33,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:33,943 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 7 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:37,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:37,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 256 states and 401 transitions. [2021-11-23 00:39:37,150 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 401 transitions. [2021-11-23 00:39:37,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:39:37,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:37,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:37,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:37,488 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 8 proven. 18 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:39:41,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:41,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 262 states and 417 transitions. [2021-11-23 00:39:41,043 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 417 transitions. [2021-11-23 00:39:41,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:39:41,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:41,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:41,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:41,067 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 23 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:39:41,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:41,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 262 states and 413 transitions. [2021-11-23 00:39:41,887 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 413 transitions. [2021-11-23 00:39:41,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:39:41,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:41,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:41,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:41,919 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:39:46,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:46,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 262 states and 412 transitions. [2021-11-23 00:39:46,897 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 412 transitions. [2021-11-23 00:39:46,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:39:46,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:46,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:46,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:46,927 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:53,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:53,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 270 states and 426 transitions. [2021-11-23 00:39:53,944 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 426 transitions. [2021-11-23 00:39:53,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:39:53,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:53,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:53,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:53,974 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:40:01,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:01,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 279 states and 436 transitions. [2021-11-23 00:40:01,545 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 436 transitions. [2021-11-23 00:40:01,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:40:01,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:01,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:01,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:01,574 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:40:08,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:08,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 288 states and 446 transitions. [2021-11-23 00:40:08,798 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 446 transitions. [2021-11-23 00:40:08,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:40:08,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:08,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:08,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:08,836 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:40:13,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:13,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 292 states and 449 transitions. [2021-11-23 00:40:13,139 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 449 transitions. [2021-11-23 00:40:13,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:40:13,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:13,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:13,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:13,176 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:40:16,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:16,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 76 states and 92 transitions. [2021-11-23 00:40:16,893 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 92 transitions. [2021-11-23 00:40:16,893 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 00:40:16,893 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 53 iterations. [2021-11-23 00:40:16,902 INFO L754 CodeCheckObserver]: All specifications hold 16 specifications checked. All of them hold [2021-11-23 00:40:17,960 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:40:17,963 INFO L560 CodeCheckObserver]: Invariant with dag size 26 [2021-11-23 00:40:17,972 INFO L560 CodeCheckObserver]: Invariant with dag size 23 [2021-11-23 00:40:17,974 INFO L560 CodeCheckObserver]: Invariant with dag size 13 [2021-11-23 00:40:17,975 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 12:40:17 ImpRootNode [2021-11-23 00:40:17,975 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 00:40:17,976 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 00:40:17,976 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 00:40:17,976 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 00:40:17,976 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:37:50" (3/4) ... [2021-11-23 00:40:17,980 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 00:40:17,993 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-11-23 00:40:17,994 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-23 00:40:17,995 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-23 00:40:17,995 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 00:40:18,076 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-23 00:40:18,080 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 00:40:18,081 INFO L158 Benchmark]: Toolchain (without parser) took 148904.20ms. Allocated memory was 92.3MB in the beginning and 1.0GB in the end (delta: 943.7MB). Free memory was 59.7MB in the beginning and 362.1MB in the end (delta: -302.5MB). Peak memory consumption was 640.1MB. Max. memory is 16.1GB. [2021-11-23 00:40:18,081 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 92.3MB. Free memory is still 45.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:40:18,082 INFO L158 Benchmark]: CACSL2BoogieTranslator took 404.08ms. Allocated memory was 92.3MB in the beginning and 113.2MB in the end (delta: 21.0MB). Free memory was 59.5MB in the beginning and 82.6MB in the end (delta: -23.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 00:40:18,082 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.23ms. Allocated memory is still 113.2MB. Free memory was 82.6MB in the beginning and 80.7MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:40:18,082 INFO L158 Benchmark]: Boogie Preprocessor took 24.70ms. Allocated memory is still 113.2MB. Free memory was 80.7MB in the beginning and 79.4MB in the end (delta: 1.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 00:40:18,083 INFO L158 Benchmark]: RCFGBuilder took 485.25ms. Allocated memory is still 113.2MB. Free memory was 79.4MB in the beginning and 66.5MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 00:40:18,083 INFO L158 Benchmark]: CodeCheck took 147834.94ms. Allocated memory was 113.2MB in the beginning and 1.0GB in the end (delta: 922.7MB). Free memory was 66.2MB in the beginning and 367.3MB in the end (delta: -301.1MB). Peak memory consumption was 624.3MB. Max. memory is 16.1GB. [2021-11-23 00:40:18,084 INFO L158 Benchmark]: Witness Printer took 104.56ms. Allocated memory is still 1.0GB. Free memory was 367.3MB in the beginning and 362.1MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 00:40:18,086 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: 146.7s, OverallIterations: 53, 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, 17661 SdHoareTripleChecker+Valid, 50.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 13768 mSDsluCounter, 4605 SdHoareTripleChecker+Invalid, 42.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3171 mSDsCounter, 5486 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 40381 IncrementalHoareTripleChecker+Invalid, 45867 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5486 mSolverCounterUnsat, 1434 mSDtfsCounter, 40381 mSolverCounterSat, 0.7s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 11829 GetRequests, 10328 SyntacticMatches, 509 SemanticMatches, 992 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 419511 ImplicationChecksByTransitivity, 141.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 6.8s InterpolantComputationTime, 1314 NumberOfCodeBlocks, 1314 NumberOfCodeBlocksAsserted, 52 NumberOfCheckSat, 1262 ConstructedInterpolants, 0 QuantifiedInterpolants, 4289 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 52 InterpolantComputations, 25 PerfectInterpolantSequences, 254/501 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 - 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__i < main__len && main__limit + 4 <= main__bufsize) && main__i == 0) && main__j == 0) && 5 + main__j <= main__bufsize) || (((((main__i < main__len && main__len < 2 + main__i) && 0 <= main__j) && 5 + main__j <= main__bufsize) && !(main__i == 0)) && 0 <= main__i)) || (((((2 + main__i <= main__len && 0 <= main__j) && main__limit + 4 <= main__bufsize) && 5 + main__j <= main__bufsize) && !(main__i == 0)) && 0 <= main__i) - InvariantResult [Line: 31]: Loop Invariant Derived loop invariant: (((((1 <= main__j && 5 <= main__bufsize) && main__limit + 4 <= main__bufsize) && !(main__i == 0)) && 0 <= main__i) || (main__len <= main__i && 0 <= main__i)) || (((0 <= main__j && main__limit + 4 <= main__bufsize) && main__j < 1) && 0 <= main__i) - InvariantResult [Line: 25]: Loop Invariant Derived loop invariant: (main__limit + 4 <= main__bufsize && 0 <= main__i) || (main__len <= main__i && 0 <= main__i) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 92.3MB. Free memory is still 45.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 404.08ms. Allocated memory was 92.3MB in the beginning and 113.2MB in the end (delta: 21.0MB). Free memory was 59.5MB in the beginning and 82.6MB in the end (delta: -23.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.23ms. Allocated memory is still 113.2MB. Free memory was 82.6MB in the beginning and 80.7MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 24.70ms. Allocated memory is still 113.2MB. Free memory was 80.7MB in the beginning and 79.4MB in the end (delta: 1.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 485.25ms. Allocated memory is still 113.2MB. Free memory was 79.4MB in the beginning and 66.5MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 147834.94ms. Allocated memory was 113.2MB in the beginning and 1.0GB in the end (delta: 922.7MB). Free memory was 66.2MB in the beginning and 367.3MB in the end (delta: -301.1MB). Peak memory consumption was 624.3MB. Max. memory is 16.1GB. * Witness Printer took 104.56ms. Allocated memory is still 1.0GB. Free memory was 367.3MB in the beginning and 362.1MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-23 00:40:18,164 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cf4cf66-3569-4fc3-a9cd-49a866b184c1/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 Result: TRUE