./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67354449-e4ac-4b6f-8739-242ed567c8e6/bin/ukojak-fKGseLULKY/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67354449-e4ac-4b6f-8739-242ed567c8e6/bin/ukojak-fKGseLULKY/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67354449-e4ac-4b6f-8739-242ed567c8e6/bin/ukojak-fKGseLULKY/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67354449-e4ac-4b6f-8739-242ed567c8e6/bin/ukojak-fKGseLULKY/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67354449-e4ac-4b6f-8739-242ed567c8e6/bin/ukojak-fKGseLULKY/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67354449-e4ac-4b6f-8739-242ed567c8e6/bin/ukojak-fKGseLULKY --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5b57e964dbb610d8a39ef60225ec1dbb75ce4568 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 04:48:44,159 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 04:48:44,169 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 04:48:44,222 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 04:48:44,223 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 04:48:44,228 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 04:48:44,230 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 04:48:44,234 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 04:48:44,236 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 04:48:44,242 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 04:48:44,243 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 04:48:44,245 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 04:48:44,246 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 04:48:44,248 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 04:48:44,251 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 04:48:44,259 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 04:48:44,260 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 04:48:44,262 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 04:48:44,264 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 04:48:44,274 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 04:48:44,276 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 04:48:44,278 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 04:48:44,281 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 04:48:44,282 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 04:48:44,292 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 04:48:44,292 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 04:48:44,292 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 04:48:44,295 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 04:48:44,296 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 04:48:44,297 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 04:48:44,298 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 04:48:44,299 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 04:48:44,301 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 04:48:44,302 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 04:48:44,304 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 04:48:44,304 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 04:48:44,305 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 04:48:44,306 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 04:48:44,306 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 04:48:44,307 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 04:48:44,308 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 04:48:44,309 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67354449-e4ac-4b6f-8739-242ed567c8e6/bin/ukojak-fKGseLULKY/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-13 04:48:44,355 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 04:48:44,360 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 04:48:44,361 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 04:48:44,361 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-13 04:48:44,362 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 04:48:44,363 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 04:48:44,363 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 04:48:44,363 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 04:48:44,369 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 04:48:44,370 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 04:48:44,371 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 04:48:44,371 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 04:48:44,371 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 04:48:44,371 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 04:48:44,372 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 04:48:44,372 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 04:48:44,372 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 04:48:44,372 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 04:48:44,373 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-13 04:48:44,373 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-13 04:48:44,373 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 04:48:44,373 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-13 04:48:44,374 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 04:48:44,374 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 04:48:44,374 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 04:48:44,374 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-13 04:48:44,374 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 04:48:44,375 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 04:48:44,375 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_67354449-e4ac-4b6f-8739-242ed567c8e6/bin/ukojak-fKGseLULKY/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67354449-e4ac-4b6f-8739-242ed567c8e6/bin/ukojak-fKGseLULKY Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b57e964dbb610d8a39ef60225ec1dbb75ce4568 [2021-10-13 04:48:44,706 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 04:48:44,732 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 04:48:44,736 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 04:48:44,737 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 04:48:44,738 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 04:48:44,739 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67354449-e4ac-4b6f-8739-242ed567c8e6/bin/ukojak-fKGseLULKY/../../sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-reducer.c [2021-10-13 04:48:44,823 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67354449-e4ac-4b6f-8739-242ed567c8e6/bin/ukojak-fKGseLULKY/data/14233dfeb/0d607b3dbcbc4099868f892f04f38372/FLAGf094a4b13 [2021-10-13 04:48:45,326 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 04:48:45,326 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67354449-e4ac-4b6f-8739-242ed567c8e6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-reducer.c [2021-10-13 04:48:45,334 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67354449-e4ac-4b6f-8739-242ed567c8e6/bin/ukojak-fKGseLULKY/data/14233dfeb/0d607b3dbcbc4099868f892f04f38372/FLAGf094a4b13 [2021-10-13 04:48:45,684 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67354449-e4ac-4b6f-8739-242ed567c8e6/bin/ukojak-fKGseLULKY/data/14233dfeb/0d607b3dbcbc4099868f892f04f38372 [2021-10-13 04:48:45,687 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 04:48:45,688 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 04:48:45,697 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 04:48:45,697 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 04:48:45,700 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 04:48:45,701 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 04:48:45" (1/1) ... [2021-10-13 04:48:45,703 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4568fb3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:48:45, skipping insertion in model container [2021-10-13 04:48:45,704 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 04:48:45" (1/1) ... [2021-10-13 04:48:45,711 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 04:48:45,758 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 04:48:45,990 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_67354449-e4ac-4b6f-8739-242ed567c8e6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-reducer.c[1224,1237] [2021-10-13 04:48:46,006 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_67354449-e4ac-4b6f-8739-242ed567c8e6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-reducer.c[1636,1649] [2021-10-13 04:48:46,017 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_67354449-e4ac-4b6f-8739-242ed567c8e6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-reducer.c[1851,1864] [2021-10-13 04:48:46,019 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_67354449-e4ac-4b6f-8739-242ed567c8e6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-reducer.c[2384,2397] [2021-10-13 04:48:46,021 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_67354449-e4ac-4b6f-8739-242ed567c8e6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-reducer.c[2599,2612] [2021-10-13 04:48:46,024 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_67354449-e4ac-4b6f-8739-242ed567c8e6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-reducer.c[2901,2914] [2021-10-13 04:48:46,025 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_67354449-e4ac-4b6f-8739-242ed567c8e6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-reducer.c[3116,3129] [2021-10-13 04:48:46,027 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_67354449-e4ac-4b6f-8739-242ed567c8e6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-reducer.c[3386,3399] [2021-10-13 04:48:46,029 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_67354449-e4ac-4b6f-8739-242ed567c8e6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-reducer.c[3604,3617] [2021-10-13 04:48:46,032 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_67354449-e4ac-4b6f-8739-242ed567c8e6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-reducer.c[4088,4101] [2021-10-13 04:48:46,034 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_67354449-e4ac-4b6f-8739-242ed567c8e6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-reducer.c[4306,4319] [2021-10-13 04:48:46,036 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_67354449-e4ac-4b6f-8739-242ed567c8e6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-reducer.c[4802,4815] [2021-10-13 04:48:46,038 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_67354449-e4ac-4b6f-8739-242ed567c8e6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-reducer.c[5203,5216] [2021-10-13 04:48:46,040 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_67354449-e4ac-4b6f-8739-242ed567c8e6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-reducer.c[5421,5434] [2021-10-13 04:48:46,042 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_67354449-e4ac-4b6f-8739-242ed567c8e6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-reducer.c[5792,5805] [2021-10-13 04:48:46,043 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_67354449-e4ac-4b6f-8739-242ed567c8e6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-reducer.c[6010,6023] [2021-10-13 04:48:46,045 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_67354449-e4ac-4b6f-8739-242ed567c8e6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-reducer.c[6296,6309] [2021-10-13 04:48:46,046 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_67354449-e4ac-4b6f-8739-242ed567c8e6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-reducer.c[6514,6527] [2021-10-13 04:48:46,049 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 04:48:46,057 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 04:48:46,071 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_67354449-e4ac-4b6f-8739-242ed567c8e6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-reducer.c[1224,1237] [2021-10-13 04:48:46,073 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_67354449-e4ac-4b6f-8739-242ed567c8e6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-reducer.c[1636,1649] [2021-10-13 04:48:46,075 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_67354449-e4ac-4b6f-8739-242ed567c8e6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-reducer.c[1851,1864] [2021-10-13 04:48:46,077 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_67354449-e4ac-4b6f-8739-242ed567c8e6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-reducer.c[2384,2397] [2021-10-13 04:48:46,078 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_67354449-e4ac-4b6f-8739-242ed567c8e6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-reducer.c[2599,2612] [2021-10-13 04:48:46,080 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_67354449-e4ac-4b6f-8739-242ed567c8e6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-reducer.c[2901,2914] [2021-10-13 04:48:46,082 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_67354449-e4ac-4b6f-8739-242ed567c8e6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-reducer.c[3116,3129] [2021-10-13 04:48:46,083 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_67354449-e4ac-4b6f-8739-242ed567c8e6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-reducer.c[3386,3399] [2021-10-13 04:48:46,084 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_67354449-e4ac-4b6f-8739-242ed567c8e6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-reducer.c[3604,3617] [2021-10-13 04:48:46,087 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_67354449-e4ac-4b6f-8739-242ed567c8e6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-reducer.c[4088,4101] [2021-10-13 04:48:46,088 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_67354449-e4ac-4b6f-8739-242ed567c8e6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-reducer.c[4306,4319] [2021-10-13 04:48:46,090 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_67354449-e4ac-4b6f-8739-242ed567c8e6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-reducer.c[4802,4815] [2021-10-13 04:48:46,092 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_67354449-e4ac-4b6f-8739-242ed567c8e6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-reducer.c[5203,5216] [2021-10-13 04:48:46,093 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_67354449-e4ac-4b6f-8739-242ed567c8e6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-reducer.c[5421,5434] [2021-10-13 04:48:46,095 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_67354449-e4ac-4b6f-8739-242ed567c8e6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-reducer.c[5792,5805] [2021-10-13 04:48:46,096 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_67354449-e4ac-4b6f-8739-242ed567c8e6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-reducer.c[6010,6023] [2021-10-13 04:48:46,098 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_67354449-e4ac-4b6f-8739-242ed567c8e6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-reducer.c[6296,6309] [2021-10-13 04:48:46,099 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_67354449-e4ac-4b6f-8739-242ed567c8e6/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-reducer.c[6514,6527] [2021-10-13 04:48:46,101 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 04:48:46,114 INFO L208 MainTranslator]: Completed translation [2021-10-13 04:48:46,115 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:48:46 WrapperNode [2021-10-13 04:48:46,115 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 04:48:46,116 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 04:48:46,116 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 04:48:46,116 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 04:48:46,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:48:46" (1/1) ... [2021-10-13 04:48:46,133 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:48:46" (1/1) ... [2021-10-13 04:48:46,172 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 04:48:46,173 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 04:48:46,173 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 04:48:46,173 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 04:48:46,181 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:48:46" (1/1) ... [2021-10-13 04:48:46,182 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:48:46" (1/1) ... [2021-10-13 04:48:46,201 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:48:46" (1/1) ... [2021-10-13 04:48:46,201 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:48:46" (1/1) ... [2021-10-13 04:48:46,207 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:48:46" (1/1) ... [2021-10-13 04:48:46,226 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:48:46" (1/1) ... [2021-10-13 04:48:46,228 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:48:46" (1/1) ... [2021-10-13 04:48:46,231 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 04:48:46,231 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 04:48:46,232 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 04:48:46,232 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 04:48:46,244 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:48:46" (1/1) ... [2021-10-13 04:48:46,252 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-13 04:48:46,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67354449-e4ac-4b6f-8739-242ed567c8e6/bin/ukojak-fKGseLULKY/z3 [2021-10-13 04:48:46,282 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67354449-e4ac-4b6f-8739-242ed567c8e6/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-13 04:48:46,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67354449-e4ac-4b6f-8739-242ed567c8e6/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-13 04:48:46,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 04:48:46,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 04:48:46,327 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 04:48:46,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 04:48:46,714 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 04:48:46,714 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-13 04:48:46,717 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 04:48:46 BoogieIcfgContainer [2021-10-13 04:48:46,717 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 04:48:46,718 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-13 04:48:46,718 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-13 04:48:46,729 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-13 04:48:46,729 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 04:48:46" (1/1) ... [2021-10-13 04:48:46,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 04:48:46,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:48:46,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 73 states and 102 transitions. [2021-10-13 04:48:46,775 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 102 transitions. [2021-10-13 04:48:46,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-13 04:48:46,778 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:48:46,779 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:48:46,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:48:47,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:48:47,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:48:47,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 71 states and 99 transitions. [2021-10-13 04:48:47,090 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 99 transitions. [2021-10-13 04:48:47,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-13 04:48:47,090 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:48:47,091 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:48:47,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:48:47,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:48:47,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:48:47,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 69 states and 96 transitions. [2021-10-13 04:48:47,246 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 96 transitions. [2021-10-13 04:48:47,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-13 04:48:47,247 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:48:47,250 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:48:47,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:48:47,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:48:47,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:48:47,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 72 states and 101 transitions. [2021-10-13 04:48:47,527 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 101 transitions. [2021-10-13 04:48:47,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-13 04:48:47,527 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:48:47,528 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:48:47,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:48:47,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:48:47,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:48:47,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 75 states and 107 transitions. [2021-10-13 04:48:47,733 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 107 transitions. [2021-10-13 04:48:47,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-13 04:48:47,734 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:48:47,734 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:48:47,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:48:47,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:48:47,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:48:47,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 77 states and 109 transitions. [2021-10-13 04:48:47,817 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 109 transitions. [2021-10-13 04:48:47,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-13 04:48:47,818 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:48:47,818 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:48:47,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:48:47,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:48:48,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:48:48,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 75 states and 106 transitions. [2021-10-13 04:48:48,098 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 106 transitions. [2021-10-13 04:48:48,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-13 04:48:48,098 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:48:48,099 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:48:48,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:48:48,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:48:48,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:48:48,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 76 states and 106 transitions. [2021-10-13 04:48:48,196 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 106 transitions. [2021-10-13 04:48:48,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-13 04:48:48,196 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:48:48,197 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:48:48,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:48:48,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:48:48,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:48:48,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 74 states and 103 transitions. [2021-10-13 04:48:48,396 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 103 transitions. [2021-10-13 04:48:48,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-13 04:48:48,405 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:48:48,405 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:48:48,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:48:48,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:48:49,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:48:49,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 79 states and 111 transitions. [2021-10-13 04:48:49,271 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 111 transitions. [2021-10-13 04:48:49,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-13 04:48:49,278 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:48:49,279 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:48:49,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:48:49,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:48:49,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:48:49,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 81 states and 113 transitions. [2021-10-13 04:48:49,650 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 113 transitions. [2021-10-13 04:48:49,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-13 04:48:49,650 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:48:49,651 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:48:49,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:48:49,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:48:49,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:48:49,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 84 states and 117 transitions. [2021-10-13 04:48:49,764 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 117 transitions. [2021-10-13 04:48:49,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-13 04:48:49,765 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:48:49,765 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:48:49,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:48:49,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:48:49,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:48:49,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 86 states and 119 transitions. [2021-10-13 04:48:49,881 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 119 transitions. [2021-10-13 04:48:49,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-13 04:48:49,881 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:48:49,882 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:48:49,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:48:50,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:48:50,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:48:50,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 92 states and 130 transitions. [2021-10-13 04:48:50,412 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 130 transitions. [2021-10-13 04:48:50,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-13 04:48:50,413 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:48:50,413 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:48:50,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:48:50,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:48:50,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:48:50,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 94 states and 132 transitions. [2021-10-13 04:48:50,553 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 132 transitions. [2021-10-13 04:48:50,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-13 04:48:50,553 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:48:50,554 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:48:50,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:48:50,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:48:50,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:48:50,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 97 states and 136 transitions. [2021-10-13 04:48:50,896 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 136 transitions. [2021-10-13 04:48:50,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-13 04:48:50,896 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:48:50,896 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:48:50,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:48:51,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:48:51,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:48:51,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 100 states and 140 transitions. [2021-10-13 04:48:51,293 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 140 transitions. [2021-10-13 04:48:51,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-13 04:48:51,294 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:48:51,294 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:48:51,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:48:51,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:48:51,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:48:51,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 103 states and 147 transitions. [2021-10-13 04:48:51,971 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 147 transitions. [2021-10-13 04:48:51,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-13 04:48:51,971 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:48:51,971 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:48:51,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:48:52,003 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 04:48:52,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:48:52,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 106 states and 153 transitions. [2021-10-13 04:48:52,204 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 153 transitions. [2021-10-13 04:48:52,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-13 04:48:52,205 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:48:52,205 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:48:52,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:48:52,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:48:52,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:48:52,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 109 states and 157 transitions. [2021-10-13 04:48:52,522 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 157 transitions. [2021-10-13 04:48:52,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-13 04:48:52,523 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:48:52,523 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:48:52,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:48:52,600 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:48:53,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:48:53,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 112 states and 160 transitions. [2021-10-13 04:48:53,241 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 160 transitions. [2021-10-13 04:48:53,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-13 04:48:53,241 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:48:53,242 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:48:53,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:48:53,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:48:53,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:48:53,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 115 states and 165 transitions. [2021-10-13 04:48:53,879 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 165 transitions. [2021-10-13 04:48:53,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-13 04:48:53,880 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:48:53,880 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:48:53,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:48:53,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:48:54,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:48:54,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 113 states and 162 transitions. [2021-10-13 04:48:54,270 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 162 transitions. [2021-10-13 04:48:54,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-13 04:48:54,271 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:48:54,271 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:48:54,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:48:54,293 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-13 04:48:54,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:48:54,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 114 states and 164 transitions. [2021-10-13 04:48:54,537 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 164 transitions. [2021-10-13 04:48:54,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-13 04:48:54,538 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:48:54,538 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:48:54,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:48:54,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:48:55,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:48:55,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 117 states and 167 transitions. [2021-10-13 04:48:55,090 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 167 transitions. [2021-10-13 04:48:55,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-13 04:48:55,090 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:48:55,090 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:48:55,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:48:55,380 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:48:57,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:48:57,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 122 states and 174 transitions. [2021-10-13 04:48:57,086 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 174 transitions. [2021-10-13 04:48:57,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-13 04:48:57,087 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:48:57,087 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:48:57,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:48:57,116 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:48:57,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:48:57,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 123 states and 175 transitions. [2021-10-13 04:48:57,374 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 175 transitions. [2021-10-13 04:48:57,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-13 04:48:57,374 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:48:57,375 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:48:57,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:48:57,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:48:58,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:48:58,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 127 states and 182 transitions. [2021-10-13 04:48:58,593 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 182 transitions. [2021-10-13 04:48:58,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-13 04:48:58,593 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:48:58,594 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:48:58,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:48:58,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:48:59,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:48:59,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 133 states and 191 transitions. [2021-10-13 04:48:59,769 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 191 transitions. [2021-10-13 04:48:59,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-13 04:48:59,769 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:48:59,770 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:48:59,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:48:59,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:49:00,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:49:00,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 135 states and 193 transitions. [2021-10-13 04:49:00,114 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 193 transitions. [2021-10-13 04:49:00,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-13 04:49:00,115 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:49:00,115 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:49:00,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:49:00,139 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:49:00,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:49:00,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 137 states and 196 transitions. [2021-10-13 04:49:00,673 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 196 transitions. [2021-10-13 04:49:00,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-13 04:49:00,674 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:49:00,674 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:49:00,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:49:00,720 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-13 04:49:00,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:49:00,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 136 states and 193 transitions. [2021-10-13 04:49:00,991 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 193 transitions. [2021-10-13 04:49:00,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-13 04:49:00,992 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:49:00,992 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:49:01,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:49:01,141 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:49:01,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:49:01,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 139 states and 197 transitions. [2021-10-13 04:49:01,914 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 197 transitions. [2021-10-13 04:49:01,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-13 04:49:01,915 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:49:01,915 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:49:01,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:49:01,949 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:49:01,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:49:01,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 137 states and 194 transitions. [2021-10-13 04:49:01,960 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 194 transitions. [2021-10-13 04:49:01,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-13 04:49:01,961 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:49:01,961 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:49:01,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:49:01,982 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-13 04:49:02,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:49:02,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 131 states and 185 transitions. [2021-10-13 04:49:02,275 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 185 transitions. [2021-10-13 04:49:02,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-13 04:49:02,275 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:49:02,275 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:49:02,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:49:02,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:49:02,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:49:02,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 126 states and 178 transitions. [2021-10-13 04:49:02,612 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 178 transitions. [2021-10-13 04:49:02,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-13 04:49:02,613 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:49:02,613 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:49:02,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:49:02,649 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-13 04:49:02,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:49:02,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 120 states and 169 transitions. [2021-10-13 04:49:02,939 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 169 transitions. [2021-10-13 04:49:02,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-13 04:49:02,940 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:49:02,940 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:49:02,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:49:03,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:49:03,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:49:03,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 121 states and 169 transitions. [2021-10-13 04:49:03,478 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 169 transitions. [2021-10-13 04:49:03,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-13 04:49:03,478 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:49:03,478 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:49:03,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:49:03,505 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:49:03,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:49:03,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 108 states and 147 transitions. [2021-10-13 04:49:03,904 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 147 transitions. [2021-10-13 04:49:03,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-13 04:49:03,904 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:49:03,904 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:49:03,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:49:03,928 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:49:04,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:49:04,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 109 states and 147 transitions. [2021-10-13 04:49:04,252 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 147 transitions. [2021-10-13 04:49:04,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-13 04:49:04,253 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:49:04,253 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:49:04,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:49:04,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:49:04,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:49:04,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 107 states and 144 transitions. [2021-10-13 04:49:04,945 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 144 transitions. [2021-10-13 04:49:04,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-13 04:49:04,945 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:49:04,945 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:49:04,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:49:04,970 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:49:05,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:49:05,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 83 states and 102 transitions. [2021-10-13 04:49:05,289 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 102 transitions. [2021-10-13 04:49:05,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-13 04:49:05,289 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:49:05,290 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:49:05,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:49:05,322 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 04:49:05,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:49:05,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 71 states and 90 transitions. [2021-10-13 04:49:05,749 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 90 transitions. [2021-10-13 04:49:05,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-13 04:49:05,749 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:49:05,750 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:49:05,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:49:05,905 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:49:06,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:49:06,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 73 states and 92 transitions. [2021-10-13 04:49:06,253 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 92 transitions. [2021-10-13 04:49:06,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-13 04:49:06,256 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:49:06,257 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:49:06,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:49:06,428 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:49:06,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:49:06,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 71 states and 89 transitions. [2021-10-13 04:49:06,766 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 89 transitions. [2021-10-13 04:49:06,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-13 04:49:06,766 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:49:06,766 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:49:06,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:49:06,823 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-13 04:49:06,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:49:06,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 51 states and 68 transitions. [2021-10-13 04:49:06,835 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 68 transitions. [2021-10-13 04:49:06,835 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 04:49:06,836 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 46 iterations. [2021-10-13 04:49:06,842 INFO L759 CodeCheckObserver]: All specifications hold 18 specifications checked. All of them hold [2021-10-13 04:49:07,036 INFO L565 CodeCheckObserver]: Invariant with dag size 11 [2021-10-13 04:49:07,059 INFO L565 CodeCheckObserver]: Invariant with dag size 14 [2021-10-13 04:49:07,062 INFO L565 CodeCheckObserver]: Invariant with dag size 12 [2021-10-13 04:49:07,063 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-13 04:49:07,063 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-13 04:49:07,064 INFO L565 CodeCheckObserver]: Invariant with dag size 11 [2021-10-13 04:49:07,066 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.10 04:49:07 ImpRootNode [2021-10-13 04:49:07,066 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-13 04:49:07,066 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 04:49:07,067 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 04:49:07,067 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 04:49:07,067 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 04:48:46" (3/4) ... [2021-10-13 04:49:07,071 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 04:49:07,092 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-10-13 04:49:07,092 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-13 04:49:07,093 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 04:49:07,093 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 04:49:07,180 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67354449-e4ac-4b6f-8739-242ed567c8e6/bin/ukojak-fKGseLULKY/witness.graphml [2021-10-13 04:49:07,180 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 04:49:07,182 INFO L168 Benchmark]: Toolchain (without parser) took 21492.58 ms. Allocated memory was 102.8 MB in the beginning and 180.4 MB in the end (delta: 77.6 MB). Free memory was 67.3 MB in the beginning and 56.5 MB in the end (delta: 10.8 MB). Peak memory consumption was 87.8 MB. Max. memory is 16.1 GB. [2021-10-13 04:49:07,182 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 83.9 MB. Free memory was 53.8 MB in the beginning and 53.8 MB in the end (delta: 27.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 04:49:07,182 INFO L168 Benchmark]: CACSL2BoogieTranslator took 418.76 ms. Allocated memory is still 102.8 MB. Free memory was 67.1 MB in the beginning and 72.3 MB in the end (delta: -5.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 04:49:07,186 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.94 ms. Allocated memory is still 102.8 MB. Free memory was 72.3 MB in the beginning and 70.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 04:49:07,187 INFO L168 Benchmark]: Boogie Preprocessor took 57.84 ms. Allocated memory is still 102.8 MB. Free memory was 70.1 MB in the beginning and 68.6 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 04:49:07,187 INFO L168 Benchmark]: RCFGBuilder took 485.86 ms. Allocated memory is still 102.8 MB. Free memory was 68.6 MB in the beginning and 52.9 MB in the end (delta: 15.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-13 04:49:07,188 INFO L168 Benchmark]: CodeCheck took 20347.87 ms. Allocated memory was 102.8 MB in the beginning and 180.4 MB in the end (delta: 77.6 MB). Free memory was 52.9 MB in the beginning and 61.7 MB in the end (delta: -8.8 MB). Peak memory consumption was 71.7 MB. Max. memory is 16.1 GB. [2021-10-13 04:49:07,188 INFO L168 Benchmark]: Witness Printer took 113.68 ms. Allocated memory is still 180.4 MB. Free memory was 61.7 MB in the beginning and 56.5 MB in the end (delta: 5.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 04:49:07,190 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, 73 locations, 18 error locations. Started 1 CEGAR loops. OverallTime: 20087.0ms, OverallIterations: 46, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: -922746880 SDtfs, -1836802008 SDslu, 9011752 SDs, 0 SdLazy, 872922300 SolverSat, -1274782632 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 16242.6ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5919 GetRequests, 5348 SyntacticMatches, 267 SemanticMatches, 304 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35866 ImplicationChecksByTransitivity, 16653.1ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 101.7ms SsaConstructionTime, 454.8ms SatisfiabilityAnalysisTime, 3252.8ms InterpolantComputationTime, 725 NumberOfCodeBlocks, 725 NumberOfCodeBlocksAsserted, 45 NumberOfCheckSat, 680 ConstructedInterpolants, 0 QuantifiedInterpolants, 2055 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 45 InterpolantComputations, 34 PerfectInterpolantSequences, 56/76 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 52]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 72]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 84]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 114]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 126]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 142]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 154]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 176]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 188]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 224]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 236]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 278]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 297]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 309]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 333]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 345]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 366]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 378]: 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 18 specifications checked. All of them hold - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: (0 < main__tagbuf_len && main__t == 0) || (main__t < main__tagbuf_len && 1 <= main__t) - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: (main__t < main__tagbuf_len && 1 < main__t) || (((1 <= main__t && !(main__t == main__tagbuf_len)) && main__t <= 1) && 0 < main__tagbuf_len) - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: (main__t <= main__tagbuf_len && 1 < main__t) || ((1 <= main__t && main__t <= 1) && 0 < main__tagbuf_len) - InvariantResult [Line: 15]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: (0 < main__tagbuf_len && main__t == 0) || (main__t < main__tagbuf_len && 1 <= main__t) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 83.9 MB. Free memory was 53.8 MB in the beginning and 53.8 MB in the end (delta: 27.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 418.76 ms. Allocated memory is still 102.8 MB. Free memory was 67.1 MB in the beginning and 72.3 MB in the end (delta: -5.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 55.94 ms. Allocated memory is still 102.8 MB. Free memory was 72.3 MB in the beginning and 70.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 57.84 ms. Allocated memory is still 102.8 MB. Free memory was 70.1 MB in the beginning and 68.6 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 485.86 ms. Allocated memory is still 102.8 MB. Free memory was 68.6 MB in the beginning and 52.9 MB in the end (delta: 15.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * CodeCheck took 20347.87 ms. Allocated memory was 102.8 MB in the beginning and 180.4 MB in the end (delta: 77.6 MB). Free memory was 52.9 MB in the beginning and 61.7 MB in the end (delta: -8.8 MB). Peak memory consumption was 71.7 MB. Max. memory is 16.1 GB. * Witness Printer took 113.68 ms. Allocated memory is still 180.4 MB. Free memory was 61.7 MB in the beginning and 56.5 MB in the end (delta: 5.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! [2021-10-13 04:49:07,248 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67354449-e4ac-4b6f-8739-242ed567c8e6/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...