./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 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/bin/ukojak-CwSLpZB5Qu/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_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/bin/ukojak-CwSLpZB5Qu --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 0.2.2-dev-6a47aea [2021-11-23 15:47:34,474 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:47:34,476 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:47:34,509 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:47:34,510 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:47:34,513 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:47:34,515 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:47:34,518 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:47:34,520 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:47:34,522 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:47:34,523 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:47:34,525 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:47:34,525 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:47:34,527 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:47:34,529 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:47:34,531 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:47:34,532 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:47:34,533 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:47:34,536 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:47:34,539 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:47:34,541 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:47:34,547 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:47:34,549 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:47:34,556 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:47:34,561 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:47:34,561 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:47:34,562 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:47:34,563 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:47:34,563 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:47:34,565 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:47:34,565 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:47:34,566 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:47:34,567 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:47:34,568 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:47:34,569 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:47:34,570 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:47:34,571 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:47:34,579 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:47:34,580 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:47:34,581 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:47:34,582 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:47:34,585 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:47:34,632 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:47:34,632 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:47:34,633 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:47:34,634 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:47:34,634 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:47:34,635 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:47:34,635 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:47:34,635 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:47:34,635 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:47:34,636 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:47:34,637 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:47:34,637 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:47:34,637 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:47:34,637 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:47:34,637 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:47:34,638 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:47:34,638 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:47:34,638 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:47:34,638 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:47:34,639 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:47:34,639 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:47:34,639 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:47:34,639 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:47:34,639 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:47:34,640 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:47:34,640 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:47:34,640 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:47:34,640 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:47:34,641 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_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fc74ae7e31589f228260101e75826f872a5ff2be20b18370840af309ca05fc6e [2021-11-23 15:47:34,906 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:47:34,932 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:47:34,935 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:47:34,936 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:47:34,937 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:47:34,939 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c [2021-11-23 15:47:35,016 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/bin/ukojak-CwSLpZB5Qu/data/9e070953b/23e1fa3c468b41fba228950fcbffb452/FLAG86bcd804a [2021-11-23 15:47:35,526 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:47:35,527 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c [2021-11-23 15:47:35,535 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/bin/ukojak-CwSLpZB5Qu/data/9e070953b/23e1fa3c468b41fba228950fcbffb452/FLAG86bcd804a [2021-11-23 15:47:35,867 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/bin/ukojak-CwSLpZB5Qu/data/9e070953b/23e1fa3c468b41fba228950fcbffb452 [2021-11-23 15:47:35,869 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:47:35,870 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:47:35,873 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:47:35,874 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:47:35,877 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:47:35,878 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:47:35" (1/1) ... [2021-11-23 15:47:35,879 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77d50db8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:35, skipping insertion in model container [2021-11-23 15:47:35,880 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:47:35" (1/1) ... [2021-11-23 15:47:35,887 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:47:35,940 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:47:36,139 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1123,1136] [2021-11-23 15:47:36,143 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1338,1351] [2021-11-23 15:47:36,146 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1654,1667] [2021-11-23 15:47:36,147 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1869,1882] [2021-11-23 15:47:36,150 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[2402,2415] [2021-11-23 15:47:36,152 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[2617,2630] [2021-11-23 15:47:36,155 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[2919,2932] [2021-11-23 15:47:36,157 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[3134,3147] [2021-11-23 15:47:36,159 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[3404,3417] [2021-11-23 15:47:36,160 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[3622,3635] [2021-11-23 15:47:36,163 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[4106,4119] [2021-11-23 15:47:36,164 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[4324,4337] [2021-11-23 15:47:36,167 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[4820,4833] [2021-11-23 15:47:36,169 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[5221,5234] [2021-11-23 15:47:36,171 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[5439,5452] [2021-11-23 15:47:36,173 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[5881,5894] [2021-11-23 15:47:36,174 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[6099,6112] [2021-11-23 15:47:36,176 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:47:36,185 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:47:36,199 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1123,1136] [2021-11-23 15:47:36,201 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1338,1351] [2021-11-23 15:47:36,203 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1654,1667] [2021-11-23 15:47:36,204 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1869,1882] [2021-11-23 15:47:36,206 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[2402,2415] [2021-11-23 15:47:36,207 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[2617,2630] [2021-11-23 15:47:36,209 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[2919,2932] [2021-11-23 15:47:36,211 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[3134,3147] [2021-11-23 15:47:36,212 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[3404,3417] [2021-11-23 15:47:36,214 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[3622,3635] [2021-11-23 15:47:36,216 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[4106,4119] [2021-11-23 15:47:36,217 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[4324,4337] [2021-11-23 15:47:36,219 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[4820,4833] [2021-11-23 15:47:36,221 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[5221,5234] [2021-11-23 15:47:36,222 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[5439,5452] [2021-11-23 15:47:36,224 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[5881,5894] [2021-11-23 15:47:36,225 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[6099,6112] [2021-11-23 15:47:36,227 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:47:36,240 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:47:36,241 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:36 WrapperNode [2021-11-23 15:47:36,241 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:47:36,242 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:47:36,242 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:47:36,242 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:47:36,250 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:36" (1/1) ... [2021-11-23 15:47:36,258 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:36" (1/1) ... [2021-11-23 15:47:36,282 INFO L137 Inliner]: procedures = 14, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 229 [2021-11-23 15:47:36,282 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:47:36,283 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:47:36,283 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:47:36,284 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:47:36,291 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:36" (1/1) ... [2021-11-23 15:47:36,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:36" (1/1) ... [2021-11-23 15:47:36,294 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:36" (1/1) ... [2021-11-23 15:47:36,295 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:36" (1/1) ... [2021-11-23 15:47:36,300 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:36" (1/1) ... [2021-11-23 15:47:36,303 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:36" (1/1) ... [2021-11-23 15:47:36,305 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:36" (1/1) ... [2021-11-23 15:47:36,308 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:47:36,309 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:47:36,309 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:47:36,309 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:47:36,312 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:36" (1/1) ... [2021-11-23 15:47:36,321 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:47:36,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:47:36,373 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:47:36,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:47:36,424 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:47:36,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:47:36,424 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:47:36,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:47:36,538 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:47:36,539 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:47:36,839 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:47:36,853 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:47:36,854 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 15:47:36,856 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:47:36 BoogieIcfgContainer [2021-11-23 15:47:36,857 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:47:36,858 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:47:36,858 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:47:36,868 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:47:36,868 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:47:36" (1/1) ... [2021-11-23 15:47:36,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 15:47:36,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:47:36,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 69 states and 96 transitions. [2021-11-23 15:47:36,959 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 96 transitions. [2021-11-23 15:47:36,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 15:47:36,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:47:36,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:47:37,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:47:37,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:47:37,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:47:37,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 67 states and 93 transitions. [2021-11-23 15:47:37,304 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 93 transitions. [2021-11-23 15:47:37,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 15:47:37,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:47:37,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:47:37,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:47:37,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:47:37,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:47:37,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 69 states and 94 transitions. [2021-11-23 15:47:37,464 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 94 transitions. [2021-11-23 15:47:37,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 15:47:37,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:47:37,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:47:37,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:47:37,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:47:37,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:47:37,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 72 states and 97 transitions. [2021-11-23 15:47:37,661 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 97 transitions. [2021-11-23 15:47:37,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 15:47:37,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:47:37,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:47:37,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:47:37,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:47:37,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:47:37,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 75 states and 102 transitions. [2021-11-23 15:47:37,954 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 102 transitions. [2021-11-23 15:47:37,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 15:47:37,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:47:37,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:47:37,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:47:38,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:47:38,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:47:38,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 78 states and 107 transitions. [2021-11-23 15:47:38,178 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 107 transitions. [2021-11-23 15:47:38,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 15:47:38,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:47:38,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:47:38,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:47:38,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:47:38,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:47:38,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 80 states and 109 transitions. [2021-11-23 15:47:38,288 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 109 transitions. [2021-11-23 15:47:38,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 15:47:38,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:47:38,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:47:38,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:47:38,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:47:38,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:47:38,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 78 states and 106 transitions. [2021-11-23 15:47:38,655 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 106 transitions. [2021-11-23 15:47:38,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 15:47:38,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:47:38,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:47:38,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:47:38,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:47:38,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:47:38,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 76 states and 103 transitions. [2021-11-23 15:47:38,922 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 103 transitions. [2021-11-23 15:47:38,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 15:47:38,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:47:38,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:47:38,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:47:39,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:47:40,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:47:40,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 81 states and 111 transitions. [2021-11-23 15:47:40,007 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 111 transitions. [2021-11-23 15:47:40,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 15:47:40,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:47:40,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:47:40,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:47:40,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:47:40,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:47:40,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 84 states and 115 transitions. [2021-11-23 15:47:40,149 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 115 transitions. [2021-11-23 15:47:40,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 15:47:40,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:47:40,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:47:40,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:47:40,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:47:40,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:47:40,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 86 states and 117 transitions. [2021-11-23 15:47:40,311 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 117 transitions. [2021-11-23 15:47:40,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 15:47:40,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:47:40,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:47:40,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:47:40,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:47:40,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:47:40,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 88 states and 119 transitions. [2021-11-23 15:47:40,813 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 119 transitions. [2021-11-23 15:47:40,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 15:47:40,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:47:40,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:47:40,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:47:40,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:47:41,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:47:41,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 96 states and 132 transitions. [2021-11-23 15:47:41,581 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 132 transitions. [2021-11-23 15:47:41,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 15:47:41,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:47:41,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:47:41,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:47:41,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:47:41,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:47:41,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 98 states and 134 transitions. [2021-11-23 15:47:41,734 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 134 transitions. [2021-11-23 15:47:41,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 15:47:41,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:47:41,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:47:41,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:47:41,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:47:42,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:47:42,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 101 states and 138 transitions. [2021-11-23 15:47:42,149 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 138 transitions. [2021-11-23 15:47:42,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 15:47:42,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:47:42,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:47:42,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:47:42,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:47:42,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:47:42,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 104 states and 142 transitions. [2021-11-23 15:47:42,568 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 142 transitions. [2021-11-23 15:47:42,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 15:47:42,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:47:42,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:47:42,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:47:42,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:47:43,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:47:43,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 106 states and 147 transitions. [2021-11-23 15:47:43,086 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 147 transitions. [2021-11-23 15:47:43,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 15:47:43,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:47:43,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:47:43,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:47:43,110 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:47:43,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:47:43,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 109 states and 153 transitions. [2021-11-23 15:47:43,543 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 153 transitions. [2021-11-23 15:47:43,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 15:47:43,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:47:43,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:47:43,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:47:43,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:47:43,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:47:43,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 112 states and 157 transitions. [2021-11-23 15:47:43,923 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 157 transitions. [2021-11-23 15:47:43,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 15:47:43,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:47:43,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:47:43,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:47:44,042 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:47:44,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:47:44,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 115 states and 160 transitions. [2021-11-23 15:47:44,821 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 160 transitions. [2021-11-23 15:47:44,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 15:47:44,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:47:44,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:47:44,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:47:44,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:47:45,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:47:45,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 118 states and 165 transitions. [2021-11-23 15:47:45,627 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 165 transitions. [2021-11-23 15:47:45,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 15:47:45,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:47:45,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:47:45,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:47:45,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:47:46,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:47:46,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 116 states and 162 transitions. [2021-11-23 15:47:46,028 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 162 transitions. [2021-11-23 15:47:46,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 15:47:46,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:47:46,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:47:46,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:47:46,052 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 15:47:46,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:47:46,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 117 states and 164 transitions. [2021-11-23 15:47:46,314 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 164 transitions. [2021-11-23 15:47:46,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 15:47:46,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:47:46,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:47:46,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:47:46,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:47:46,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:47:46,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 118 states and 165 transitions. [2021-11-23 15:47:46,847 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 165 transitions. [2021-11-23 15:47:46,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 15:47:46,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:47:46,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:47:46,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:47:47,148 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:47:49,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:47:49,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 123 states and 172 transitions. [2021-11-23 15:47:49,009 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 172 transitions. [2021-11-23 15:47:49,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 15:47:49,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:47:49,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:47:49,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:47:49,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:47:50,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:47:50,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 127 states and 179 transitions. [2021-11-23 15:47:50,500 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 179 transitions. [2021-11-23 15:47:50,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 15:47:50,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:47:50,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:47:50,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:47:50,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:47:51,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:47:51,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 132 states and 187 transitions. [2021-11-23 15:47:51,773 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 187 transitions. [2021-11-23 15:47:51,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 15:47:51,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:47:51,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:47:51,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:47:51,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:47:52,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:47:52,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 134 states and 189 transitions. [2021-11-23 15:47:52,210 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 189 transitions. [2021-11-23 15:47:52,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 15:47:52,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:47:52,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:47:52,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:47:52,264 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:47:52,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:47:52,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 136 states and 190 transitions. [2021-11-23 15:47:52,934 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 190 transitions. [2021-11-23 15:47:52,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 15:47:52,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:47:52,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:47:52,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:47:52,973 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:47:53,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:47:53,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 138 states and 193 transitions. [2021-11-23 15:47:53,688 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 193 transitions. [2021-11-23 15:47:53,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 15:47:53,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:47:53,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:47:53,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:47:53,712 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 15:47:54,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:47:54,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 137 states and 190 transitions. [2021-11-23 15:47:54,022 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 190 transitions. [2021-11-23 15:47:54,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 15:47:54,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:47:54,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:47:54,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:47:54,181 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:47:55,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:47:55,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 140 states and 194 transitions. [2021-11-23 15:47:55,093 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 194 transitions. [2021-11-23 15:47:55,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 15:47:55,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:47:55,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:47:55,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:47:55,305 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:47:55,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:47:55,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 138 states and 191 transitions. [2021-11-23 15:47:55,316 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 191 transitions. [2021-11-23 15:47:55,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 15:47:55,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:47:55,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:47:55,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:47:55,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:47:55,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:47:55,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 133 states and 184 transitions. [2021-11-23 15:47:55,724 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 184 transitions. [2021-11-23 15:47:55,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 15:47:55,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:47:55,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:47:55,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:47:55,752 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 15:47:56,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:47:56,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 128 states and 177 transitions. [2021-11-23 15:47:56,101 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 177 transitions. [2021-11-23 15:47:56,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 15:47:56,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:47:56,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:47:56,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:47:56,151 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 15:47:56,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:47:56,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 122 states and 168 transitions. [2021-11-23 15:47:56,556 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 168 transitions. [2021-11-23 15:47:56,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 15:47:56,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:47:56,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:47:56,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:47:56,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:47:57,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:47:57,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 123 states and 168 transitions. [2021-11-23 15:47:57,226 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 168 transitions. [2021-11-23 15:47:57,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 15:47:57,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:47:57,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:47:57,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:47:57,256 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:47:57,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:47:57,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 107 states and 143 transitions. [2021-11-23 15:47:57,617 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 143 transitions. [2021-11-23 15:47:57,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 15:47:57,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:47:57,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:47:57,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:47:57,649 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:47:58,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:47:58,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 108 states and 143 transitions. [2021-11-23 15:47:58,050 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 143 transitions. [2021-11-23 15:47:58,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 15:47:58,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:47:58,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:47:58,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:47:58,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:47:58,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:47:58,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 106 states and 140 transitions. [2021-11-23 15:47:58,769 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 140 transitions. [2021-11-23 15:47:58,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 15:47:58,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:47:58,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:47:58,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:47:58,808 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:47:59,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:47:59,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 84 states and 102 transitions. [2021-11-23 15:47:59,196 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 102 transitions. [2021-11-23 15:47:59,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 15:47:59,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:47:59,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:47:59,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:47:59,256 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:47:59,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:47:59,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 71 states and 89 transitions. [2021-11-23 15:47:59,674 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 89 transitions. [2021-11-23 15:47:59,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 15:47:59,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:47:59,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:47:59,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:47:59,734 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:48:00,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:48:00,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 73 states and 91 transitions. [2021-11-23 15:48:00,196 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 91 transitions. [2021-11-23 15:48:00,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 15:48:00,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:48:00,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:48:00,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:48:00,312 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:48:00,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:48:00,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 72 states and 89 transitions. [2021-11-23 15:48:00,725 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 89 transitions. [2021-11-23 15:48:00,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 15:48:00,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:48:00,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:48:00,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:48:00,759 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:48:00,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:48:00,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 52 states and 68 transitions. [2021-11-23 15:48:00,861 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 68 transitions. [2021-11-23 15:48:00,861 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 15:48:00,861 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 46 iterations. [2021-11-23 15:48:00,871 INFO L754 CodeCheckObserver]: All specifications hold 17 specifications checked. All of them hold [2021-11-23 15:48:01,116 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 15:48:01,120 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 15:48:01,120 INFO L560 CodeCheckObserver]: Invariant with dag size 17 [2021-11-23 15:48:01,126 INFO L560 CodeCheckObserver]: Invariant with dag size 14 [2021-11-23 15:48:01,127 INFO L560 CodeCheckObserver]: Invariant with dag size 15 [2021-11-23 15:48:01,128 INFO L560 CodeCheckObserver]: Invariant with dag size 19 [2021-11-23 15:48:01,129 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 03:48:01 ImpRootNode [2021-11-23 15:48:01,129 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 15:48:01,130 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 15:48:01,130 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 15:48:01,130 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 15:48:01,131 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:47:36" (3/4) ... [2021-11-23 15:48:01,135 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 15:48:01,149 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-11-23 15:48:01,150 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-23 15:48:01,150 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-23 15:48:01,151 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 15:48:01,225 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/bin/ukojak-CwSLpZB5Qu/witness.graphml [2021-11-23 15:48:01,225 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 15:48:01,226 INFO L158 Benchmark]: Toolchain (without parser) took 25355.22ms. Allocated memory was 98.6MB in the beginning and 209.7MB in the end (delta: 111.1MB). Free memory was 65.7MB in the beginning and 110.9MB in the end (delta: -45.2MB). Peak memory consumption was 68.5MB. Max. memory is 16.1GB. [2021-11-23 15:48:01,226 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 98.6MB. Free memory is still 55.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:48:01,227 INFO L158 Benchmark]: CACSL2BoogieTranslator took 368.52ms. Allocated memory is still 98.6MB. Free memory was 65.4MB in the beginning and 69.1MB in the end (delta: -3.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:48:01,227 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.76ms. Allocated memory is still 98.6MB. Free memory was 69.1MB in the beginning and 67.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:48:01,227 INFO L158 Benchmark]: Boogie Preprocessor took 24.72ms. Allocated memory is still 98.6MB. Free memory was 67.0MB in the beginning and 65.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:48:01,228 INFO L158 Benchmark]: RCFGBuilder took 548.12ms. Allocated memory is still 98.6MB. Free memory was 65.7MB in the beginning and 51.9MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:48:01,228 INFO L158 Benchmark]: CodeCheck took 24271.82ms. Allocated memory was 98.6MB in the beginning and 209.7MB in the end (delta: 111.1MB). Free memory was 51.5MB in the beginning and 117.1MB in the end (delta: -65.6MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2021-11-23 15:48:01,229 INFO L158 Benchmark]: Witness Printer took 95.30ms. Allocated memory is still 209.7MB. Free memory was 117.1MB in the beginning and 110.9MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:48:01,231 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: 24.0s, 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, 21.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4855 mSDsluCounter, 4114 SdHoareTripleChecker+Invalid, 17.7s 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, 0.5s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5855 GetRequests, 5270 SyntacticMatches, 267 SemanticMatches, 318 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40570 ImplicationChecksByTransitivity, 20.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 3.5s InterpolantComputationTime, 724 NumberOfCodeBlocks, 724 NumberOfCodeBlocksAsserted, 45 NumberOfCheckSat, 679 ConstructedInterpolants, 0 QuantifiedInterpolants, 2281 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 0.33ms. Allocated memory is still 98.6MB. Free memory is still 55.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 368.52ms. Allocated memory is still 98.6MB. Free memory was 65.4MB in the beginning and 69.1MB in the end (delta: -3.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.76ms. Allocated memory is still 98.6MB. Free memory was 69.1MB in the beginning and 67.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.72ms. Allocated memory is still 98.6MB. Free memory was 67.0MB in the beginning and 65.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 548.12ms. Allocated memory is still 98.6MB. Free memory was 65.7MB in the beginning and 51.9MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 24271.82ms. Allocated memory was 98.6MB in the beginning and 209.7MB in the end (delta: 111.1MB). Free memory was 51.5MB in the beginning and 117.1MB in the end (delta: -65.6MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * Witness Printer took 95.30ms. Allocated memory is still 209.7MB. Free memory was 117.1MB in the beginning and 110.9MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-23 15:48:01,280 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7309c7f-0d18-4dd8-b309-4cfb5aa3e9d6/bin/ukojak-CwSLpZB5Qu/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