./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 b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/bin/ukojak-jW3SillKbg/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_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/bin/ukojak-jW3SillKbg/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/bin/ukojak-jW3SillKbg --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 --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 21:52:30,670 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 21:52:30,672 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 21:52:30,699 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 21:52:30,700 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 21:52:30,701 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 21:52:30,702 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 21:52:30,704 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 21:52:30,706 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 21:52:30,707 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 21:52:30,708 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 21:52:30,709 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 21:52:30,709 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 21:52:30,710 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 21:52:30,711 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 21:52:30,713 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 21:52:30,713 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 21:52:30,714 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 21:52:30,716 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 21:52:30,718 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 21:52:30,720 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 21:52:30,721 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 21:52:30,722 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 21:52:30,723 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 21:52:30,727 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 21:52:30,728 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 21:52:30,728 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 21:52:30,729 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 21:52:30,729 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 21:52:30,731 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 21:52:30,731 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 21:52:30,732 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 21:52:30,733 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 21:52:30,734 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 21:52:30,735 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 21:52:30,735 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 21:52:30,736 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 21:52:30,736 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 21:52:30,737 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 21:52:30,738 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 21:52:30,739 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 21:52:30,740 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/bin/ukojak-jW3SillKbg/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-11-21 21:52:30,765 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 21:52:30,765 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 21:52:30,766 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 21:52:30,766 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 21:52:30,767 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 21:52:30,767 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 21:52:30,768 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 21:52:30,768 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 21:52:30,768 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 21:52:30,768 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 21:52:30,769 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 21:52:30,769 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 21:52:30,769 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 21:52:30,769 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 21:52:30,769 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 21:52:30,770 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 21:52:30,770 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 21:52:30,770 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 21:52:30,770 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 21:52:30,771 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 21:52:30,771 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 21:52:30,771 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 21:52:30,771 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 21:52:30,772 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 21:52:30,772 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 21:52:30,772 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 21:52:30,772 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 21:52:30,772 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 21:52:30,773 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_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f0362e5bdd04ddb68671929eb7c82f3a55838c2357b753aa3b8d313416b3614 [2022-11-21 21:52:31,029 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 21:52:31,067 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 21:52:31,070 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 21:52:31,071 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 21:52:31,072 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 21:52:31,073 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c [2022-11-21 21:52:34,028 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 21:52:34,289 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 21:52:34,290 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c [2022-11-21 21:52:34,297 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/bin/ukojak-jW3SillKbg/data/b082d7f70/3d777efc91094d1fbe568965119275c5/FLAG0a7389ecc [2022-11-21 21:52:34,311 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/bin/ukojak-jW3SillKbg/data/b082d7f70/3d777efc91094d1fbe568965119275c5 [2022-11-21 21:52:34,314 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 21:52:34,315 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 21:52:34,316 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 21:52:34,317 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 21:52:34,320 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 21:52:34,320 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:52:34" (1/1) ... [2022-11-21 21:52:34,322 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7128015c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:52:34, skipping insertion in model container [2022-11-21 21:52:34,322 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:52:34" (1/1) ... [2022-11-21 21:52:34,329 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 21:52:34,353 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 21:52:34,514 WARN L237 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_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1066,1079] [2022-11-21 21:52:34,520 WARN L237 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_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1266,1279] [2022-11-21 21:52:34,522 WARN L237 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_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1613,1626] [2022-11-21 21:52:34,524 WARN L237 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_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1813,1826] [2022-11-21 21:52:34,526 WARN L237 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_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2024,2037] [2022-11-21 21:52:34,527 WARN L237 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_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2224,2237] [2022-11-21 21:52:34,530 WARN L237 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_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2629,2642] [2022-11-21 21:52:34,532 WARN L237 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_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2829,2842] [2022-11-21 21:52:34,534 WARN L237 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_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3040,3053] [2022-11-21 21:52:34,536 WARN L237 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_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3243,3256] [2022-11-21 21:52:34,538 WARN L237 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_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3583,3596] [2022-11-21 21:52:34,540 WARN L237 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_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3786,3799] [2022-11-21 21:52:34,541 WARN L237 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_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4000,4013] [2022-11-21 21:52:34,543 WARN L237 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_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4203,4216] [2022-11-21 21:52:34,546 WARN L237 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_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4547,4560] [2022-11-21 21:52:34,547 WARN L237 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_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4750,4763] [2022-11-21 21:52:34,550 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 21:52:34,560 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 21:52:34,573 WARN L237 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_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1066,1079] [2022-11-21 21:52:34,575 WARN L237 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_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1266,1279] [2022-11-21 21:52:34,577 WARN L237 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_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1613,1626] [2022-11-21 21:52:34,578 WARN L237 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_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1813,1826] [2022-11-21 21:52:34,580 WARN L237 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_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2024,2037] [2022-11-21 21:52:34,581 WARN L237 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_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2224,2237] [2022-11-21 21:52:34,584 WARN L237 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_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2629,2642] [2022-11-21 21:52:34,585 WARN L237 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_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2829,2842] [2022-11-21 21:52:34,586 WARN L237 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_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3040,3053] [2022-11-21 21:52:34,588 WARN L237 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_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3243,3256] [2022-11-21 21:52:34,590 WARN L237 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_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3583,3596] [2022-11-21 21:52:34,592 WARN L237 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_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3786,3799] [2022-11-21 21:52:34,593 WARN L237 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_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4000,4013] [2022-11-21 21:52:34,595 WARN L237 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_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4203,4216] [2022-11-21 21:52:34,597 WARN L237 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_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4547,4560] [2022-11-21 21:52:34,598 WARN L237 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_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4750,4763] [2022-11-21 21:52:34,601 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 21:52:34,614 INFO L208 MainTranslator]: Completed translation [2022-11-21 21:52:34,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:52:34 WrapperNode [2022-11-21 21:52:34,615 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 21:52:34,616 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 21:52:34,617 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 21:52:34,617 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 21:52:34,624 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:52:34" (1/1) ... [2022-11-21 21:52:34,631 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:52:34" (1/1) ... [2022-11-21 21:52:34,655 INFO L138 Inliner]: procedures = 14, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 192 [2022-11-21 21:52:34,658 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 21:52:34,659 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 21:52:34,659 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 21:52:34,659 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 21:52:34,669 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:52:34" (1/1) ... [2022-11-21 21:52:34,670 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:52:34" (1/1) ... [2022-11-21 21:52:34,684 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:52:34" (1/1) ... [2022-11-21 21:52:34,687 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:52:34" (1/1) ... [2022-11-21 21:52:34,692 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:52:34" (1/1) ... [2022-11-21 21:52:34,708 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:52:34" (1/1) ... [2022-11-21 21:52:34,709 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:52:34" (1/1) ... [2022-11-21 21:52:34,710 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:52:34" (1/1) ... [2022-11-21 21:52:34,712 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 21:52:34,713 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 21:52:34,713 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 21:52:34,714 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 21:52:34,715 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:52:34" (1/1) ... [2022-11-21 21:52:34,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 21:52:34,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/bin/ukojak-jW3SillKbg/z3 [2022-11-21 21:52:34,761 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 21:52:34,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 21:52:34,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 21:52:34,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 21:52:34,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 21:52:34,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 21:52:34,875 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 21:52:34,877 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 21:52:35,145 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 21:52:35,164 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 21:52:35,164 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 21:52:35,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:52:35 BoogieIcfgContainer [2022-11-21 21:52:35,167 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 21:52:35,168 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 21:52:35,168 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 21:52:35,178 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 21:52:35,179 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:52:35" (1/1) ... [2022-11-21 21:52:35,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 21:52:35,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:52:35,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 58 states and 79 transitions. [2022-11-21 21:52:35,243 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 79 transitions. [2022-11-21 21:52:35,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 21:52:35,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:52:35,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:52:35,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:52:35,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:52:35,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:52:35,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 56 states and 76 transitions. [2022-11-21 21:52:35,563 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 76 transitions. [2022-11-21 21:52:35,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 21:52:35,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:52:35,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:52:35,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:52:35,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:52:35,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:52:35,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 62 states and 86 transitions. [2022-11-21 21:52:35,984 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 86 transitions. [2022-11-21 21:52:35,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 21:52:35,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:52:35,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:52:36,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:52:36,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:52:36,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:52:36,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 65 states and 90 transitions. [2022-11-21 21:52:36,304 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 90 transitions. [2022-11-21 21:52:36,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-21 21:52:36,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:52:36,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:52:36,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:52:36,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:52:36,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:52:36,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 68 states and 92 transitions. [2022-11-21 21:52:36,640 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 92 transitions. [2022-11-21 21:52:36,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 21:52:36,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:52:36,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:52:36,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:52:36,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:52:36,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:52:36,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 66 states and 88 transitions. [2022-11-21 21:52:36,997 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 88 transitions. [2022-11-21 21:52:36,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 21:52:36,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:52:36,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:52:37,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:52:37,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:52:38,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:52:38,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 74 states and 103 transitions. [2022-11-21 21:52:38,058 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 103 transitions. [2022-11-21 21:52:38,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 21:52:38,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:52:38,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:52:38,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:52:38,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:52:38,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:52:38,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 72 states and 99 transitions. [2022-11-21 21:52:38,716 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 99 transitions. [2022-11-21 21:52:38,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 21:52:38,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:52:38,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:52:38,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:52:38,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:52:40,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:52:40,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 80 states and 112 transitions. [2022-11-21 21:52:40,121 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 112 transitions. [2022-11-21 21:52:40,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 21:52:40,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:52:40,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:52:40,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:52:40,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:52:41,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:52:41,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 86 states and 117 transitions. [2022-11-21 21:52:41,358 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 117 transitions. [2022-11-21 21:52:41,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 21:52:41,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:52:41,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:52:41,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:52:41,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:52:42,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:52:42,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 93 states and 123 transitions. [2022-11-21 21:52:42,927 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 123 transitions. [2022-11-21 21:52:42,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 21:52:42,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:52:42,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:52:42,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:52:43,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:52:45,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:52:45,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 96 states and 125 transitions. [2022-11-21 21:52:45,634 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 125 transitions. [2022-11-21 21:52:45,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 21:52:45,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:52:45,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:52:45,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:52:46,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:52:50,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:52:50,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 109 states and 148 transitions. [2022-11-21 21:52:50,529 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 148 transitions. [2022-11-21 21:52:50,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 21:52:50,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:52:50,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:52:50,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:52:50,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:52:52,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:52:52,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 114 states and 154 transitions. [2022-11-21 21:52:52,642 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 154 transitions. [2022-11-21 21:52:52,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 21:52:52,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:52:52,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:52:52,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:52:52,699 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:52:54,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:52:54,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 119 states and 163 transitions. [2022-11-21 21:52:54,413 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 163 transitions. [2022-11-21 21:52:54,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 21:52:54,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:52:54,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:52:54,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:52:54,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:53:01,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:53:01,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 133 states and 186 transitions. [2022-11-21 21:53:01,402 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 186 transitions. [2022-11-21 21:53:01,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 21:53:01,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:53:01,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:53:01,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:53:01,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:53:02,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:53:02,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 136 states and 189 transitions. [2022-11-21 21:53:02,883 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 189 transitions. [2022-11-21 21:53:02,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 21:53:02,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:53:02,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:53:02,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:53:03,007 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:53:05,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:53:05,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 141 states and 194 transitions. [2022-11-21 21:53:05,557 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 194 transitions. [2022-11-21 21:53:05,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 21:53:05,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:53:05,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:53:05,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:53:05,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:53:07,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:53:07,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 144 states and 197 transitions. [2022-11-21 21:53:07,537 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 197 transitions. [2022-11-21 21:53:07,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 21:53:07,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:53:07,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:53:07,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:53:07,554 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 21:53:07,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:53:07,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 145 states and 197 transitions. [2022-11-21 21:53:07,816 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 197 transitions. [2022-11-21 21:53:07,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 21:53:07,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:53:07,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:53:07,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:53:07,889 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 21:53:13,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:53:13,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 154 states and 209 transitions. [2022-11-21 21:53:13,827 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 209 transitions. [2022-11-21 21:53:13,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 21:53:13,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:53:13,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:53:13,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:53:13,877 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:53:17,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:53:17,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 159 states and 215 transitions. [2022-11-21 21:53:17,138 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 215 transitions. [2022-11-21 21:53:17,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 21:53:17,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:53:17,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:53:17,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:53:17,392 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:53:20,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:53:20,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 164 states and 225 transitions. [2022-11-21 21:53:20,751 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 225 transitions. [2022-11-21 21:53:20,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-21 21:53:20,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:53:20,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:53:20,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:53:20,814 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 21:53:21,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:53:21,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 165 states and 225 transitions. [2022-11-21 21:53:21,514 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 225 transitions. [2022-11-21 21:53:21,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 21:53:21,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:53:21,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:53:21,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:53:21,592 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:53:23,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:53:23,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 167 states and 227 transitions. [2022-11-21 21:53:23,390 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 227 transitions. [2022-11-21 21:53:23,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 21:53:23,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:53:23,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:53:23,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:53:23,877 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:53:28,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:53:28,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 175 states and 251 transitions. [2022-11-21 21:53:28,196 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 251 transitions. [2022-11-21 21:53:28,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-21 21:53:28,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:53:28,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:53:28,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:53:28,259 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 21:53:29,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:53:29,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 177 states and 252 transitions. [2022-11-21 21:53:29,644 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 252 transitions. [2022-11-21 21:53:29,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-21 21:53:29,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:53:29,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:53:29,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:53:30,190 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:53:32,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:53:32,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 179 states and 259 transitions. [2022-11-21 21:53:32,491 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 259 transitions. [2022-11-21 21:53:32,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-21 21:53:32,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:53:32,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:53:32,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:53:32,883 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:53:33,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:53:33,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 180 states and 262 transitions. [2022-11-21 21:53:33,903 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 262 transitions. [2022-11-21 21:53:33,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-21 21:53:33,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:53:33,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:53:33,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:53:33,988 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:53:34,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:53:34,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 182 states and 271 transitions. [2022-11-21 21:53:34,940 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 271 transitions. [2022-11-21 21:53:34,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-21 21:53:34,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:53:34,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:53:34,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:53:35,004 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:53:37,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:53:37,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 186 states and 281 transitions. [2022-11-21 21:53:37,330 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 281 transitions. [2022-11-21 21:53:37,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-21 21:53:37,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:53:37,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:53:37,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:53:37,390 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:53:44,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:53:44,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 196 states and 300 transitions. [2022-11-21 21:53:44,472 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 300 transitions. [2022-11-21 21:53:44,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-21 21:53:44,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:53:44,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:53:44,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:53:44,543 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:53:47,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:53:47,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 201 states and 309 transitions. [2022-11-21 21:53:47,777 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 309 transitions. [2022-11-21 21:53:47,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-21 21:53:47,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:53:47,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:53:47,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:53:47,895 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 21:53:51,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:53:51,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 206 states and 316 transitions. [2022-11-21 21:53:51,672 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 316 transitions. [2022-11-21 21:53:51,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-21 21:53:51,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:53:51,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:53:51,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:53:52,877 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 21:53:54,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:53:54,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 207 states and 319 transitions. [2022-11-21 21:53:54,664 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 319 transitions. [2022-11-21 21:53:54,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-21 21:53:54,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:53:54,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:53:54,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:53:54,731 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:53:58,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:53:58,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 212 states and 327 transitions. [2022-11-21 21:53:58,309 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 327 transitions. [2022-11-21 21:53:58,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-21 21:53:58,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:53:58,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:53:58,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:53:58,358 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 21:53:59,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:53:59,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 214 states and 335 transitions. [2022-11-21 21:53:59,452 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 335 transitions. [2022-11-21 21:53:59,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-21 21:53:59,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:53:59,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:53:59,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:53:59,499 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 21:54:02,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:54:02,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 218 states and 340 transitions. [2022-11-21 21:54:02,084 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 340 transitions. [2022-11-21 21:54:02,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-21 21:54:02,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:54:02,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:54:02,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:54:02,137 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 21:54:06,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:54:06,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 218 states and 339 transitions. [2022-11-21 21:54:06,788 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 339 transitions. [2022-11-21 21:54:06,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-21 21:54:06,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:54:06,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:54:06,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:54:06,846 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 21:54:07,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:54:07,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 218 states and 338 transitions. [2022-11-21 21:54:07,753 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 338 transitions. [2022-11-21 21:54:07,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-21 21:54:07,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:54:07,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:54:07,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:54:08,128 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:54:15,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:54:15,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 226 states and 350 transitions. [2022-11-21 21:54:15,171 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 350 transitions. [2022-11-21 21:54:15,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-21 21:54:15,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:54:15,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:54:15,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:54:15,233 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 21:54:17,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:54:17,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 228 states and 357 transitions. [2022-11-21 21:54:17,190 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 357 transitions. [2022-11-21 21:54:17,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-21 21:54:17,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:54:17,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:54:17,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:54:18,333 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:54:34,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:54:34,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 236 states and 376 transitions. [2022-11-21 21:54:34,565 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 376 transitions. [2022-11-21 21:54:34,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-21 21:54:34,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:54:34,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:54:34,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:54:34,616 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 21:54:38,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:54:38,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 241 states and 380 transitions. [2022-11-21 21:54:38,743 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 380 transitions. [2022-11-21 21:54:38,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-21 21:54:38,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:54:38,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:54:38,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:54:38,809 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 21:54:50,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:54:50,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 251 states and 393 transitions. [2022-11-21 21:54:50,219 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 393 transitions. [2022-11-21 21:54:50,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-21 21:54:50,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:54:50,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:54:50,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:54:50,286 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 7 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:54:54,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:54:54,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 256 states and 399 transitions. [2022-11-21 21:54:54,547 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 399 transitions. [2022-11-21 21:54:54,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-21 21:54:54,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:54:54,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:54:54,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:54:54,885 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 8 proven. 18 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 21:54:59,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:54:59,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 262 states and 415 transitions. [2022-11-21 21:54:59,564 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 415 transitions. [2022-11-21 21:54:59,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-21 21:54:59,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:54:59,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:54:59,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:54:59,714 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 23 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 21:55:00,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:55:00,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 262 states and 411 transitions. [2022-11-21 21:55:00,714 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 411 transitions. [2022-11-21 21:55:00,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-21 21:55:00,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:55:00,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:55:00,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:55:00,763 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-11-21 21:55:07,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:55:07,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 262 states and 410 transitions. [2022-11-21 21:55:07,287 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 410 transitions. [2022-11-21 21:55:07,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-21 21:55:07,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:55:07,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:55:07,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:55:07,355 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:55:16,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:55:16,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 270 states and 424 transitions. [2022-11-21 21:55:16,769 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 424 transitions. [2022-11-21 21:55:16,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-21 21:55:16,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:55:16,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:55:16,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:55:16,835 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 21:55:26,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:55:26,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 279 states and 434 transitions. [2022-11-21 21:55:26,493 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 434 transitions. [2022-11-21 21:55:26,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-21 21:55:26,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:55:26,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:55:26,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:55:26,556 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-11-21 21:55:36,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:55:36,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 288 states and 444 transitions. [2022-11-21 21:55:36,091 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 444 transitions. [2022-11-21 21:55:36,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-21 21:55:36,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:55:36,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:55:36,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:55:36,163 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-21 21:55:41,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:55:41,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 292 states and 447 transitions. [2022-11-21 21:55:41,338 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 447 transitions. [2022-11-21 21:55:41,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-21 21:55:41,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:55:41,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:55:41,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:55:41,410 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-11-21 21:55:46,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:55:46,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 76 states and 92 transitions. [2022-11-21 21:55:46,608 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 92 transitions. [2022-11-21 21:55:46,608 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 21:55:46,608 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 54 iterations. [2022-11-21 21:55:46,618 INFO L754 CodeCheckObserver]: All specifications hold 16 specifications checked. All of them hold [2022-11-21 21:55:48,046 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 21:55:48,050 INFO L560 CodeCheckObserver]: Invariant with dag size 27 [2022-11-21 21:55:48,060 INFO L560 CodeCheckObserver]: Invariant with dag size 23 [2022-11-21 21:55:48,076 INFO L560 CodeCheckObserver]: Invariant with dag size 13 [2022-11-21 21:55:48,077 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 09:55:48 ImpRootNode [2022-11-21 21:55:48,077 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 21:55:48,078 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 21:55:48,078 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 21:55:48,078 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 21:55:48,079 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:52:35" (3/4) ... [2022-11-21 21:55:48,082 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 21:55:48,101 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2022-11-21 21:55:48,101 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-21 21:55:48,101 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-21 21:55:48,102 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 21:55:48,173 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 21:55:48,173 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 21:55:48,174 INFO L158 Benchmark]: Toolchain (without parser) took 193858.74ms. Allocated memory was 182.5MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 150.5MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 414.3MB. Max. memory is 16.1GB. [2022-11-21 21:55:48,174 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 119.5MB. Free memory was 85.2MB in the beginning and 85.2MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 21:55:48,179 INFO L158 Benchmark]: CACSL2BoogieTranslator took 299.22ms. Allocated memory is still 182.5MB. Free memory was 150.5MB in the beginning and 133.7MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-21 21:55:48,179 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.05ms. Allocated memory is still 182.5MB. Free memory was 133.7MB in the beginning and 131.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 21:55:48,180 INFO L158 Benchmark]: Boogie Preprocessor took 53.73ms. Allocated memory is still 182.5MB. Free memory was 131.6MB in the beginning and 130.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 21:55:48,180 INFO L158 Benchmark]: RCFGBuilder took 453.88ms. Allocated memory is still 182.5MB. Free memory was 130.5MB in the beginning and 114.8MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 21:55:48,181 INFO L158 Benchmark]: CodeCheck took 192909.62ms. Allocated memory was 182.5MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 114.8MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 374.4MB. Max. memory is 16.1GB. [2022-11-21 21:55:48,181 INFO L158 Benchmark]: Witness Printer took 95.19ms. Allocated memory is still 1.7GB. Free memory was 1.2GB in the beginning and 1.2GB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 21:55:48,183 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: 191.4s, OverallIterations: 54, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 18016 SdHoareTripleChecker+Valid, 62.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 14038 mSDsluCounter, 4601 SdHoareTripleChecker+Invalid, 52.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3137 mSDsCounter, 5757 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 41347 IncrementalHoareTripleChecker+Invalid, 47104 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5757 mSolverCounterUnsat, 1464 mSDtfsCounter, 41347 mSolverCounterSat, 1.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12108 GetRequests, 10945 SyntacticMatches, 171 SemanticMatches, 992 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 419103 ImplicationChecksByTransitivity, 183.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 9.6s InterpolantComputationTime, 1352 NumberOfCodeBlocks, 1352 NumberOfCodeBlocksAsserted, 53 NumberOfCheckSat, 1299 ConstructedInterpolants, 0 QuantifiedInterpolants, 4352 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 53 InterpolantComputations, 26 PerfectInterpolantSequences, 264/509 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: (((((2 + main__i <= main__len && main__limit + 4 <= main__bufsize) && main__i == 0) && main__j == 0) && 5 + main__j <= main__bufsize) || ((((!(2 + main__i <= main__len) && 0 <= main__j) && 5 + main__j <= main__bufsize) && !(main__len <= main__i)) && 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)) || (((!(1 <= main__j) && 0 <= main__j) && main__limit + 4 <= main__bufsize) && 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 0.18ms. Allocated memory is still 119.5MB. Free memory was 85.2MB in the beginning and 85.2MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 299.22ms. Allocated memory is still 182.5MB. Free memory was 150.5MB in the beginning and 133.7MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.05ms. Allocated memory is still 182.5MB. Free memory was 133.7MB in the beginning and 131.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.73ms. Allocated memory is still 182.5MB. Free memory was 131.6MB in the beginning and 130.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 453.88ms. Allocated memory is still 182.5MB. Free memory was 130.5MB in the beginning and 114.8MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 192909.62ms. Allocated memory was 182.5MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 114.8MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 374.4MB. Max. memory is 16.1GB. * Witness Printer took 95.19ms. Allocated memory is still 1.7GB. Free memory was 1.2GB in the beginning and 1.2GB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-21 21:55:48,214 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a1c26b-cc77-4fb1-b58c-ecffcdb2a45b/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE