./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/bin/ukojak-2xVlg8857e --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 fc74ae7e31589f228260101e75826f872a5ff2be20b18370840af309ca05fc6e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 23:04:57,677 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:04:57,680 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:04:57,734 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:04:57,734 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:04:57,738 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:04:57,740 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:04:57,744 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:04:57,747 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:04:57,753 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:04:57,754 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:04:57,756 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:04:57,756 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:04:57,759 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:04:57,761 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:04:57,769 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:04:57,771 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:04:57,772 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:04:57,774 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:04:57,782 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:04:57,784 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:04:57,785 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:04:57,788 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:04:57,790 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:04:57,799 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:04:57,799 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:04:57,800 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:04:57,802 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:04:57,803 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:04:57,804 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:04:57,805 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:04:57,806 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:04:57,808 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:04:57,809 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:04:57,811 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:04:57,811 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:04:57,812 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:04:57,812 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:04:57,813 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:04:57,814 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:04:57,815 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:04:57,816 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-13 23:04:57,860 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:04:57,861 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:04:57,862 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 23:04:57,862 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 23:04:57,863 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:04:57,863 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:04:57,864 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:04:57,864 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 23:04:57,870 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 23:04:57,870 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 23:04:57,871 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:04:57,872 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 23:04:57,872 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:04:57,872 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 23:04:57,872 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 23:04:57,873 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 23:04:57,873 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:04:57,873 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 23:04:57,873 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:04:57,874 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:04:57,874 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:04:57,874 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:04:57,875 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:04:57,875 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:04:57,875 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 23:04:57,875 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 23:04:57,875 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 23:04:57,876 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 23:04:57,876 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_3b855903-96b0-47fc-9451-ed71f0ce7ab0/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fc74ae7e31589f228260101e75826f872a5ff2be20b18370840af309ca05fc6e [2021-11-13 23:04:58,132 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:04:58,153 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:04:58,155 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:04:58,157 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:04:58,158 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:04:58,159 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c [2021-11-13 23:04:58,256 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/bin/ukojak-2xVlg8857e/data/42ff48972/f5d93ff262ea48adb4408f813abf02a0/FLAGfc167bb53 [2021-11-13 23:04:58,729 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:04:58,730 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c [2021-11-13 23:04:58,738 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/bin/ukojak-2xVlg8857e/data/42ff48972/f5d93ff262ea48adb4408f813abf02a0/FLAGfc167bb53 [2021-11-13 23:04:59,134 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/bin/ukojak-2xVlg8857e/data/42ff48972/f5d93ff262ea48adb4408f813abf02a0 [2021-11-13 23:04:59,137 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:04:59,138 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 23:04:59,140 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:04:59,140 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:04:59,144 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:04:59,144 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:04:59" (1/1) ... [2021-11-13 23:04:59,146 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79e1fda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:04:59, skipping insertion in model container [2021-11-13 23:04:59,146 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:04:59" (1/1) ... [2021-11-13 23:04:59,153 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:04:59,204 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:04:59,390 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1123,1136] [2021-11-13 23:04:59,394 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1338,1351] [2021-11-13 23:04:59,397 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1654,1667] [2021-11-13 23:04:59,398 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1869,1882] [2021-11-13 23:04:59,402 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[2402,2415] [2021-11-13 23:04:59,404 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[2617,2630] [2021-11-13 23:04:59,407 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[2919,2932] [2021-11-13 23:04:59,409 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[3134,3147] [2021-11-13 23:04:59,411 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[3404,3417] [2021-11-13 23:04:59,413 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[3622,3635] [2021-11-13 23:04:59,417 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[4106,4119] [2021-11-13 23:04:59,419 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[4324,4337] [2021-11-13 23:04:59,422 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[4820,4833] [2021-11-13 23:04:59,425 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[5221,5234] [2021-11-13 23:04:59,427 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[5439,5452] [2021-11-13 23:04:59,429 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[5881,5894] [2021-11-13 23:04:59,431 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[6099,6112] [2021-11-13 23:04:59,434 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:04:59,444 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:04:59,459 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1123,1136] [2021-11-13 23:04:59,461 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1338,1351] [2021-11-13 23:04:59,463 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1654,1667] [2021-11-13 23:04:59,464 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1869,1882] [2021-11-13 23:04:59,467 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[2402,2415] [2021-11-13 23:04:59,468 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[2617,2630] [2021-11-13 23:04:59,471 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[2919,2932] [2021-11-13 23:04:59,472 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[3134,3147] [2021-11-13 23:04:59,474 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[3404,3417] [2021-11-13 23:04:59,477 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[3622,3635] [2021-11-13 23:04:59,479 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[4106,4119] [2021-11-13 23:04:59,481 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[4324,4337] [2021-11-13 23:04:59,483 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[4820,4833] [2021-11-13 23:04:59,485 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[5221,5234] [2021-11-13 23:04:59,487 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[5439,5452] [2021-11-13 23:04:59,489 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[5881,5894] [2021-11-13 23:04:59,490 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[6099,6112] [2021-11-13 23:04:59,492 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:04:59,506 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:04:59,506 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:04:59 WrapperNode [2021-11-13 23:04:59,506 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:04:59,507 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:04:59,508 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:04:59,508 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:04:59,518 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:04:59" (1/1) ... [2021-11-13 23:04:59,541 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:04:59" (1/1) ... [2021-11-13 23:04:59,584 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:04:59,592 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:04:59,592 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:04:59,592 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:04:59,601 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:04:59" (1/1) ... [2021-11-13 23:04:59,602 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:04:59" (1/1) ... [2021-11-13 23:04:59,618 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:04:59" (1/1) ... [2021-11-13 23:04:59,621 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:04:59" (1/1) ... [2021-11-13 23:04:59,627 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:04:59" (1/1) ... [2021-11-13 23:04:59,651 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:04:59" (1/1) ... [2021-11-13 23:04:59,653 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:04:59" (1/1) ... [2021-11-13 23:04:59,655 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:04:59,656 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:04:59,657 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:04:59,657 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:04:59,663 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:04:59" (1/1) ... [2021-11-13 23:04:59,670 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:04:59,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/bin/ukojak-2xVlg8857e/z3 [2021-11-13 23:04:59,703 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 23:04:59,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 23:04:59,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 23:04:59,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 23:04:59,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:04:59,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:05:00,195 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:05:00,195 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 23:05:00,197 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:05:00 BoogieIcfgContainer [2021-11-13 23:05:00,197 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 23:05:00,198 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 23:05:00,198 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 23:05:00,206 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 23:05:00,206 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:05:00" (1/1) ... [2021-11-13 23:05:00,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:05:00,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:00,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 69 states and 96 transitions. [2021-11-13 23:05:00,285 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 96 transitions. [2021-11-13 23:05:00,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-13 23:05:00,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:00,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:00,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:00,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:00,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:00,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 67 states and 93 transitions. [2021-11-13 23:05:00,635 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 93 transitions. [2021-11-13 23:05:00,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-13 23:05:00,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:00,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:00,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:00,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:00,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:00,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 69 states and 94 transitions. [2021-11-13 23:05:00,756 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 94 transitions. [2021-11-13 23:05:00,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 23:05:00,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:00,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:00,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:00,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:01,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:01,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 72 states and 97 transitions. [2021-11-13 23:05:01,024 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 97 transitions. [2021-11-13 23:05:01,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 23:05:01,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:01,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:01,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:01,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:01,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:01,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 75 states and 102 transitions. [2021-11-13 23:05:01,320 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 102 transitions. [2021-11-13 23:05:01,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 23:05:01,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:01,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:01,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:01,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:01,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:01,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 78 states and 107 transitions. [2021-11-13 23:05:01,561 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 107 transitions. [2021-11-13 23:05:01,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 23:05:01,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:01,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:01,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:01,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:01,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:01,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 80 states and 109 transitions. [2021-11-13 23:05:01,674 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 109 transitions. [2021-11-13 23:05:01,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 23:05:01,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:01,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:01,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:01,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:01,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:01,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 78 states and 106 transitions. [2021-11-13 23:05:01,952 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 106 transitions. [2021-11-13 23:05:01,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 23:05:01,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:01,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:01,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:02,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:02,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:02,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 76 states and 103 transitions. [2021-11-13 23:05:02,161 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 103 transitions. [2021-11-13 23:05:02,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 23:05:02,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:02,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:02,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:02,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:03,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:03,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 81 states and 111 transitions. [2021-11-13 23:05:03,182 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 111 transitions. [2021-11-13 23:05:03,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 23:05:03,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:03,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:03,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:03,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:03,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:03,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 84 states and 115 transitions. [2021-11-13 23:05:03,335 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 115 transitions. [2021-11-13 23:05:03,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 23:05:03,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:03,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:03,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:03,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:03,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:03,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 86 states and 117 transitions. [2021-11-13 23:05:03,451 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 117 transitions. [2021-11-13 23:05:03,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-13 23:05:03,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:03,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:03,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:03,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:03,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:03,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 88 states and 119 transitions. [2021-11-13 23:05:03,897 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 119 transitions. [2021-11-13 23:05:03,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-13 23:05:03,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:03,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:03,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:04,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:04,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:04,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 96 states and 132 transitions. [2021-11-13 23:05:04,650 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 132 transitions. [2021-11-13 23:05:04,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-13 23:05:04,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:04,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:04,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:04,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:04,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:04,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 98 states and 134 transitions. [2021-11-13 23:05:04,788 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 134 transitions. [2021-11-13 23:05:04,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-13 23:05:04,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:04,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:04,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:04,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:05,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:05,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 101 states and 138 transitions. [2021-11-13 23:05:05,180 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 138 transitions. [2021-11-13 23:05:05,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 23:05:05,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:05,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:05,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:05,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:05,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:05,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 104 states and 142 transitions. [2021-11-13 23:05:05,529 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 142 transitions. [2021-11-13 23:05:05,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-13 23:05:05,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:05,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:05,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:05,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:06,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:06,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 106 states and 147 transitions. [2021-11-13 23:05:06,045 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 147 transitions. [2021-11-13 23:05:06,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-13 23:05:06,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:06,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:06,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:06,067 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:05:06,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:06,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 109 states and 153 transitions. [2021-11-13 23:05:06,471 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 153 transitions. [2021-11-13 23:05:06,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-13 23:05:06,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:06,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:06,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:06,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:06,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:06,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 112 states and 157 transitions. [2021-11-13 23:05:06,841 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 157 transitions. [2021-11-13 23:05:06,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 23:05:06,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:06,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:06,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:06,938 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:07,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:07,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 115 states and 160 transitions. [2021-11-13 23:05:07,708 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 160 transitions. [2021-11-13 23:05:07,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 23:05:07,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:07,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:07,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:07,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:08,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:08,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 118 states and 165 transitions. [2021-11-13 23:05:08,446 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 165 transitions. [2021-11-13 23:05:08,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 23:05:08,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:08,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:08,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:08,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:08,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:08,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 116 states and 162 transitions. [2021-11-13 23:05:08,907 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 162 transitions. [2021-11-13 23:05:08,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 23:05:08,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:08,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:08,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:08,931 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:05:09,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:09,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 117 states and 164 transitions. [2021-11-13 23:05:09,191 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 164 transitions. [2021-11-13 23:05:09,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-13 23:05:09,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:09,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:09,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:09,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:09,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:09,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 118 states and 165 transitions. [2021-11-13 23:05:09,730 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 165 transitions. [2021-11-13 23:05:09,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-13 23:05:09,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:09,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:09,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:10,051 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:11,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:11,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 123 states and 172 transitions. [2021-11-13 23:05:11,827 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 172 transitions. [2021-11-13 23:05:11,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-13 23:05:11,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:11,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:11,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:11,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:13,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:13,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 127 states and 179 transitions. [2021-11-13 23:05:13,067 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 179 transitions. [2021-11-13 23:05:13,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:05:13,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:13,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:13,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:13,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:14,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:14,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 132 states and 187 transitions. [2021-11-13 23:05:14,207 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 187 transitions. [2021-11-13 23:05:14,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:05:14,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:14,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:14,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:14,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:14,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:14,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 134 states and 189 transitions. [2021-11-13 23:05:14,551 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 189 transitions. [2021-11-13 23:05:14,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:05:14,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:14,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:14,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:14,586 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:15,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:15,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 136 states and 190 transitions. [2021-11-13 23:05:15,144 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 190 transitions. [2021-11-13 23:05:15,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:05:15,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:15,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:15,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:15,165 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:15,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:15,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 138 states and 193 transitions. [2021-11-13 23:05:15,716 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 193 transitions. [2021-11-13 23:05:15,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-13 23:05:15,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:15,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:15,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:15,741 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:05:16,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:16,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 137 states and 190 transitions. [2021-11-13 23:05:16,043 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 190 transitions. [2021-11-13 23:05:16,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-13 23:05:16,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:16,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:16,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:16,205 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:16,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:16,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 140 states and 194 transitions. [2021-11-13 23:05:16,994 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 194 transitions. [2021-11-13 23:05:16,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-13 23:05:16,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:16,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:17,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:17,026 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:17,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:17,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 138 states and 191 transitions. [2021-11-13 23:05:17,035 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 191 transitions. [2021-11-13 23:05:17,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:05:17,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:17,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:17,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:17,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:17,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:17,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 133 states and 184 transitions. [2021-11-13 23:05:17,425 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 184 transitions. [2021-11-13 23:05:17,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:05:17,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:17,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:17,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:17,467 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:05:17,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:17,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 128 states and 177 transitions. [2021-11-13 23:05:17,817 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 177 transitions. [2021-11-13 23:05:17,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:05:17,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:17,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:17,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:17,838 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:05:18,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:18,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 122 states and 168 transitions. [2021-11-13 23:05:18,228 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 168 transitions. [2021-11-13 23:05:18,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:05:18,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:18,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:18,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:18,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:18,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:18,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 123 states and 168 transitions. [2021-11-13 23:05:18,768 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 168 transitions. [2021-11-13 23:05:18,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:05:18,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:18,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:18,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:18,792 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:19,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:19,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 107 states and 143 transitions. [2021-11-13 23:05:19,092 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 143 transitions. [2021-11-13 23:05:19,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:05:19,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:19,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:19,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:19,122 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:19,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:19,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 108 states and 143 transitions. [2021-11-13 23:05:19,487 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 143 transitions. [2021-11-13 23:05:19,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:05:19,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:19,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:19,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:19,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:20,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:20,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 106 states and 140 transitions. [2021-11-13 23:05:20,202 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 140 transitions. [2021-11-13 23:05:20,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:05:20,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:20,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:20,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:20,227 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:20,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:20,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 84 states and 102 transitions. [2021-11-13 23:05:20,594 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 102 transitions. [2021-11-13 23:05:20,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:05:20,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:20,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:20,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:20,653 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:05:20,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:20,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 71 states and 89 transitions. [2021-11-13 23:05:20,988 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 89 transitions. [2021-11-13 23:05:20,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:05:20,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:20,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:20,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:21,044 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:21,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:21,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 73 states and 91 transitions. [2021-11-13 23:05:21,432 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 91 transitions. [2021-11-13 23:05:21,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 23:05:21,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:21,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:21,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:21,498 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:21,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:21,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 72 states and 89 transitions. [2021-11-13 23:05:21,840 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 89 transitions. [2021-11-13 23:05:21,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 23:05:21,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:21,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:21,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:21,871 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:21,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:21,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 52 states and 68 transitions. [2021-11-13 23:05:21,950 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 68 transitions. [2021-11-13 23:05:21,950 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-13 23:05:21,951 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 46 iterations. [2021-11-13 23:05:21,958 INFO L754 CodeCheckObserver]: All specifications hold 17 specifications checked. All of them hold [2021-11-13 23:05:22,152 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-13 23:05:22,156 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-13 23:05:22,156 INFO L560 CodeCheckObserver]: Invariant with dag size 17 [2021-11-13 23:05:22,161 INFO L560 CodeCheckObserver]: Invariant with dag size 14 [2021-11-13 23:05:22,162 INFO L560 CodeCheckObserver]: Invariant with dag size 15 [2021-11-13 23:05:22,163 INFO L560 CodeCheckObserver]: Invariant with dag size 19 [2021-11-13 23:05:22,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:05:22 ImpRootNode [2021-11-13 23:05:22,164 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-13 23:05:22,164 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-13 23:05:22,165 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-13 23:05:22,165 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-13 23:05:22,166 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:05:00" (3/4) ... [2021-11-13 23:05:22,168 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-13 23:05:22,185 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-11-13 23:05:22,186 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-13 23:05:22,186 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-13 23:05:22,187 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-13 23:05:22,260 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/bin/ukojak-2xVlg8857e/witness.graphml [2021-11-13 23:05:22,260 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-13 23:05:22,261 INFO L158 Benchmark]: Toolchain (without parser) took 23122.30ms. Allocated memory was 90.2MB in the beginning and 207.6MB in the end (delta: 117.4MB). Free memory was 55.4MB in the beginning and 81.6MB in the end (delta: -26.2MB). Peak memory consumption was 90.8MB. Max. memory is 16.1GB. [2021-11-13 23:05:22,261 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 90.2MB. Free memory was 60.1MB in the beginning and 60.1MB in the end (delta: 21.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:05:22,262 INFO L158 Benchmark]: CACSL2BoogieTranslator took 366.58ms. Allocated memory was 90.2MB in the beginning and 117.4MB in the end (delta: 27.3MB). Free memory was 55.4MB in the beginning and 88.5MB in the end (delta: -33.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-13 23:05:22,262 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.62ms. Allocated memory is still 117.4MB. Free memory was 88.5MB in the beginning and 86.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 23:05:22,262 INFO L158 Benchmark]: Boogie Preprocessor took 63.71ms. Allocated memory is still 117.4MB. Free memory was 86.4MB in the beginning and 85.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:05:22,263 INFO L158 Benchmark]: RCFGBuilder took 541.11ms. Allocated memory is still 117.4MB. Free memory was 85.0MB in the beginning and 69.5MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-13 23:05:22,263 INFO L158 Benchmark]: CodeCheck took 21965.74ms. Allocated memory was 117.4MB in the beginning and 207.6MB in the end (delta: 90.2MB). Free memory was 69.5MB in the beginning and 86.7MB in the end (delta: -17.2MB). Peak memory consumption was 74.7MB. Max. memory is 16.1GB. [2021-11-13 23:05:22,264 INFO L158 Benchmark]: Witness Printer took 95.65ms. Allocated memory is still 207.6MB. Free memory was 86.7MB in the beginning and 81.6MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-13 23:05:22,266 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, 69 locations, 17 error locations. Started 1 CEGAR loops. OverallTime: 21.7s, OverallIterations: 46, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 8277 SdHoareTripleChecker+Valid, 21650.67ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4855 mSDsluCounter, 4114 SdHoareTripleChecker+Invalid, 17375.32ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2801 mSDsCounter, 3873 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 15072 IncrementalHoareTripleChecker+Invalid, 18945 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3873 mSolverCounterUnsat, 1313 mSDtfsCounter, 15072 mSolverCounterSat, 595.41ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5855 GetRequests, 5271 SyntacticMatches, 266 SemanticMatches, 318 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40290 ImplicationChecksByTransitivity, 18.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 724 NumberOfCodeBlocks, 724 NumberOfCodeBlocksAsserted, 45 NumberOfCheckSat, 679 ConstructedInterpolants, 0 QuantifiedInterpolants, 2297 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 45 InterpolantComputations, 34 PerfectInterpolantSequences, 55/81 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: 44]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 56]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 73]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 85]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 115]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 127]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 143]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 155]: 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: 189]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 225]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 237]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 279]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 298]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 310]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 339]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 351]: 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 17 specifications checked. All of them hold - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 15]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 102]: Loop Invariant Derived loop invariant: ((((1 <= main__t && !(main__tagbuf_len == 0)) && 0 < main__tagbuf_len + 1) && main__t <= 1) && !(main__t == main__tagbuf_len)) || (1 < main__t && main__t < main__tagbuf_len) - InvariantResult [Line: 283]: Loop Invariant Derived loop invariant: ((!(main__tagbuf_len == 0) && main__t == 0) && 0 < main__tagbuf_len + 1) || (1 <= main__t && main__t < main__tagbuf_len) - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: (((1 <= main__t && !(main__tagbuf_len == 0)) && 0 < main__tagbuf_len + 1) && main__t <= 1) || (1 < main__t && main__t <= main__tagbuf_len) - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: (((!(main__tagbuf_len == 0) && main__t == 0) && 0 < main__tagbuf_len + 1) || ((((1 <= main__t && !(main__tagbuf_len == 0)) && 0 < main__tagbuf_len + 1) && main__t <= 1) && !(main__t == main__tagbuf_len))) || (1 < main__t && main__t < main__tagbuf_len) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 90.2MB. Free memory was 60.1MB in the beginning and 60.1MB in the end (delta: 21.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 366.58ms. Allocated memory was 90.2MB in the beginning and 117.4MB in the end (delta: 27.3MB). Free memory was 55.4MB in the beginning and 88.5MB in the end (delta: -33.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.62ms. Allocated memory is still 117.4MB. Free memory was 88.5MB in the beginning and 86.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.71ms. Allocated memory is still 117.4MB. Free memory was 86.4MB in the beginning and 85.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 541.11ms. Allocated memory is still 117.4MB. Free memory was 85.0MB in the beginning and 69.5MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 21965.74ms. Allocated memory was 117.4MB in the beginning and 207.6MB in the end (delta: 90.2MB). Free memory was 69.5MB in the beginning and 86.7MB in the end (delta: -17.2MB). Peak memory consumption was 74.7MB. Max. memory is 16.1GB. * Witness Printer took 95.65ms. Allocated memory is still 207.6MB. Free memory was 86.7MB in the beginning and 81.6MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-13 23:05:22,313 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b855903-96b0-47fc-9451-ed71f0ce7ab0/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE