./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 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_089d507e-b660-4df5-b740-5aa7e1a61c7e/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_089d507e-b660-4df5-b740-5aa7e1a61c7e/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_089d507e-b660-4df5-b740-5aa7e1a61c7e/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_089d507e-b660-4df5-b740-5aa7e1a61c7e/bin/ukojak-vF6T2TMglN/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_089d507e-b660-4df5-b740-5aa7e1a61c7e/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_089d507e-b660-4df5-b740-5aa7e1a61c7e/bin/ukojak-vF6T2TMglN --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fc74ae7e31589f228260101e75826f872a5ff2be20b18370840af309ca05fc6e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 05:19:43,657 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 05:19:43,659 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 05:19:43,692 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 05:19:43,693 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 05:19:43,694 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 05:19:43,696 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 05:19:43,699 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 05:19:43,701 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 05:19:43,703 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 05:19:43,704 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 05:19:43,706 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 05:19:43,706 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 05:19:43,708 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 05:19:43,709 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 05:19:43,711 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 05:19:43,712 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 05:19:43,713 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 05:19:43,715 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 05:19:43,718 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 05:19:43,720 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 05:19:43,722 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 05:19:43,723 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 05:19:43,724 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 05:19:43,728 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 05:19:43,729 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 05:19:43,729 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 05:19:43,730 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 05:19:43,731 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 05:19:43,732 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 05:19:43,733 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 05:19:43,734 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 05:19:43,735 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 05:19:43,736 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 05:19:43,737 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 05:19:43,738 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 05:19:43,739 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 05:19:43,739 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 05:19:43,739 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 05:19:43,740 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 05:19:43,741 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 05:19:43,742 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_089d507e-b660-4df5-b740-5aa7e1a61c7e/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-21 05:19:43,764 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 05:19:43,765 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 05:19:43,766 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 05:19:43,766 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 05:19:43,767 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 05:19:43,767 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 05:19:43,767 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 05:19:43,768 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 05:19:43,768 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 05:19:43,768 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 05:19:43,768 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 05:19:43,769 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 05:19:43,769 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 05:19:43,769 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 05:19:43,770 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 05:19:43,770 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 05:19:43,770 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 05:19:43,770 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 05:19:43,771 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 05:19:43,771 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 05:19:43,771 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 05:19:43,772 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:19:43,772 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 05:19:43,772 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 05:19:43,773 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 05:19:43,773 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 05:19:43,773 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 05:19:43,773 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 05:19:43,774 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_089d507e-b660-4df5-b740-5aa7e1a61c7e/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_089d507e-b660-4df5-b740-5aa7e1a61c7e/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fc74ae7e31589f228260101e75826f872a5ff2be20b18370840af309ca05fc6e [2021-11-21 05:19:44,085 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 05:19:44,107 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 05:19:44,109 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 05:19:44,111 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 05:19:44,112 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 05:19:44,113 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_089d507e-b660-4df5-b740-5aa7e1a61c7e/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c [2021-11-21 05:19:44,197 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_089d507e-b660-4df5-b740-5aa7e1a61c7e/bin/ukojak-vF6T2TMglN/data/84496c33a/d3d3ae10d6ef4765abde8fcc319cb7f7/FLAG1bf0e42fa [2021-11-21 05:19:44,682 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 05:19:44,683 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_089d507e-b660-4df5-b740-5aa7e1a61c7e/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c [2021-11-21 05:19:44,691 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_089d507e-b660-4df5-b740-5aa7e1a61c7e/bin/ukojak-vF6T2TMglN/data/84496c33a/d3d3ae10d6ef4765abde8fcc319cb7f7/FLAG1bf0e42fa [2021-11-21 05:19:45,050 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_089d507e-b660-4df5-b740-5aa7e1a61c7e/bin/ukojak-vF6T2TMglN/data/84496c33a/d3d3ae10d6ef4765abde8fcc319cb7f7 [2021-11-21 05:19:45,052 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 05:19:45,054 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 05:19:45,072 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 05:19:45,072 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 05:19:45,079 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 05:19:45,079 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:19:45" (1/1) ... [2021-11-21 05:19:45,080 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64e33671 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:19:45, skipping insertion in model container [2021-11-21 05:19:45,081 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:19:45" (1/1) ... [2021-11-21 05:19:45,088 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 05:19:45,115 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 05:19:45,311 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_089d507e-b660-4df5-b740-5aa7e1a61c7e/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1123,1136] [2021-11-21 05:19:45,315 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_089d507e-b660-4df5-b740-5aa7e1a61c7e/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1338,1351] [2021-11-21 05:19:45,318 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_089d507e-b660-4df5-b740-5aa7e1a61c7e/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1654,1667] [2021-11-21 05:19:45,320 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_089d507e-b660-4df5-b740-5aa7e1a61c7e/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1869,1882] [2021-11-21 05:19:45,323 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_089d507e-b660-4df5-b740-5aa7e1a61c7e/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[2402,2415] [2021-11-21 05:19:45,325 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_089d507e-b660-4df5-b740-5aa7e1a61c7e/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[2617,2630] [2021-11-21 05:19:45,328 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_089d507e-b660-4df5-b740-5aa7e1a61c7e/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[2919,2932] [2021-11-21 05:19:45,330 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_089d507e-b660-4df5-b740-5aa7e1a61c7e/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[3134,3147] [2021-11-21 05:19:45,332 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_089d507e-b660-4df5-b740-5aa7e1a61c7e/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[3404,3417] [2021-11-21 05:19:45,334 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_089d507e-b660-4df5-b740-5aa7e1a61c7e/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[3622,3635] [2021-11-21 05:19:45,338 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_089d507e-b660-4df5-b740-5aa7e1a61c7e/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[4106,4119] [2021-11-21 05:19:45,339 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_089d507e-b660-4df5-b740-5aa7e1a61c7e/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[4324,4337] [2021-11-21 05:19:45,342 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_089d507e-b660-4df5-b740-5aa7e1a61c7e/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[4820,4833] [2021-11-21 05:19:45,345 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_089d507e-b660-4df5-b740-5aa7e1a61c7e/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[5221,5234] [2021-11-21 05:19:45,346 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_089d507e-b660-4df5-b740-5aa7e1a61c7e/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[5439,5452] [2021-11-21 05:19:45,349 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_089d507e-b660-4df5-b740-5aa7e1a61c7e/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[5881,5894] [2021-11-21 05:19:45,352 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_089d507e-b660-4df5-b740-5aa7e1a61c7e/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[6099,6112] [2021-11-21 05:19:45,354 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:19:45,364 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 05:19:45,379 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_089d507e-b660-4df5-b740-5aa7e1a61c7e/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1123,1136] [2021-11-21 05:19:45,381 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_089d507e-b660-4df5-b740-5aa7e1a61c7e/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1338,1351] [2021-11-21 05:19:45,383 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_089d507e-b660-4df5-b740-5aa7e1a61c7e/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1654,1667] [2021-11-21 05:19:45,385 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_089d507e-b660-4df5-b740-5aa7e1a61c7e/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1869,1882] [2021-11-21 05:19:45,387 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_089d507e-b660-4df5-b740-5aa7e1a61c7e/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[2402,2415] [2021-11-21 05:19:45,389 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_089d507e-b660-4df5-b740-5aa7e1a61c7e/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[2617,2630] [2021-11-21 05:19:45,391 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_089d507e-b660-4df5-b740-5aa7e1a61c7e/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[2919,2932] [2021-11-21 05:19:45,392 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_089d507e-b660-4df5-b740-5aa7e1a61c7e/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[3134,3147] [2021-11-21 05:19:45,394 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_089d507e-b660-4df5-b740-5aa7e1a61c7e/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[3404,3417] [2021-11-21 05:19:45,396 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_089d507e-b660-4df5-b740-5aa7e1a61c7e/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[3622,3635] [2021-11-21 05:19:45,405 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_089d507e-b660-4df5-b740-5aa7e1a61c7e/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[4106,4119] [2021-11-21 05:19:45,406 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_089d507e-b660-4df5-b740-5aa7e1a61c7e/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[4324,4337] [2021-11-21 05:19:45,409 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_089d507e-b660-4df5-b740-5aa7e1a61c7e/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[4820,4833] [2021-11-21 05:19:45,411 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_089d507e-b660-4df5-b740-5aa7e1a61c7e/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[5221,5234] [2021-11-21 05:19:45,413 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_089d507e-b660-4df5-b740-5aa7e1a61c7e/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[5439,5452] [2021-11-21 05:19:45,414 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_089d507e-b660-4df5-b740-5aa7e1a61c7e/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[5881,5894] [2021-11-21 05:19:45,416 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_089d507e-b660-4df5-b740-5aa7e1a61c7e/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[6099,6112] [2021-11-21 05:19:45,418 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:19:45,438 INFO L208 MainTranslator]: Completed translation [2021-11-21 05:19:45,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:19:45 WrapperNode [2021-11-21 05:19:45,439 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 05:19:45,440 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 05:19:45,441 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 05:19:45,441 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 05:19:45,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:19:45" (1/1) ... [2021-11-21 05:19:45,473 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:19:45" (1/1) ... [2021-11-21 05:19:45,515 INFO L137 Inliner]: procedures = 14, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 229 [2021-11-21 05:19:45,516 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 05:19:45,517 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 05:19:45,517 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 05:19:45,517 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 05:19:45,524 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:19:45" (1/1) ... [2021-11-21 05:19:45,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:19:45" (1/1) ... [2021-11-21 05:19:45,526 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:19:45" (1/1) ... [2021-11-21 05:19:45,527 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:19:45" (1/1) ... [2021-11-21 05:19:45,532 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:19:45" (1/1) ... [2021-11-21 05:19:45,535 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:19:45" (1/1) ... [2021-11-21 05:19:45,537 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:19:45" (1/1) ... [2021-11-21 05:19:45,540 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 05:19:45,541 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 05:19:45,541 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 05:19:45,541 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 05:19:45,560 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:19:45" (1/1) ... [2021-11-21 05:19:45,568 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:19:45,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_089d507e-b660-4df5-b740-5aa7e1a61c7e/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 05:19:45,592 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_089d507e-b660-4df5-b740-5aa7e1a61c7e/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 05:19:45,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_089d507e-b660-4df5-b740-5aa7e1a61c7e/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 05:19:45,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 05:19:45,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 05:19:45,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 05:19:45,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 05:19:45,705 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 05:19:45,706 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 05:19:45,923 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 05:19:45,940 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 05:19:45,940 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-21 05:19:45,943 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:19:45 BoogieIcfgContainer [2021-11-21 05:19:45,943 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 05:19:45,944 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 05:19:45,945 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 05:19:45,955 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 05:19:45,955 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:19:45" (1/1) ... [2021-11-21 05:19:45,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 05:19:46,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:19:46,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 69 states and 96 transitions. [2021-11-21 05:19:46,027 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 96 transitions. [2021-11-21 05:19:46,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-21 05:19:46,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:19:46,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:19:46,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:19:46,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:19:46,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:19:46,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 67 states and 93 transitions. [2021-11-21 05:19:46,400 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 93 transitions. [2021-11-21 05:19:46,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-21 05:19:46,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:19:46,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:19:46,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:19:46,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:19:46,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:19:46,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 69 states and 94 transitions. [2021-11-21 05:19:46,580 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 94 transitions. [2021-11-21 05:19:46,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 05:19:46,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:19:46,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:19:46,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:19:46,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:19:46,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:19:46,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 72 states and 97 transitions. [2021-11-21 05:19:46,848 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 97 transitions. [2021-11-21 05:19:46,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 05:19:46,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:19:46,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:19:46,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:19:46,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:19:47,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:19:47,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 75 states and 102 transitions. [2021-11-21 05:19:47,160 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 102 transitions. [2021-11-21 05:19:47,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 05:19:47,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:19:47,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:19:47,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:19:47,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:19:47,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:19:47,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 78 states and 107 transitions. [2021-11-21 05:19:47,415 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 107 transitions. [2021-11-21 05:19:47,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 05:19:47,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:19:47,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:19:47,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:19:47,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:19:47,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:19:47,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 80 states and 109 transitions. [2021-11-21 05:19:47,568 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 109 transitions. [2021-11-21 05:19:47,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 05:19:47,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:19:47,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:19:47,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:19:47,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:19:47,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:19:47,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 78 states and 106 transitions. [2021-11-21 05:19:47,864 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 106 transitions. [2021-11-21 05:19:47,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 05:19:47,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:19:47,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:19:47,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:19:47,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:19:48,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:19:48,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 76 states and 103 transitions. [2021-11-21 05:19:48,092 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 103 transitions. [2021-11-21 05:19:48,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 05:19:48,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:19:48,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:19:48,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:19:48,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:19:49,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:19:49,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 81 states and 111 transitions. [2021-11-21 05:19:49,122 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 111 transitions. [2021-11-21 05:19:49,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 05:19:49,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:19:49,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:19:49,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:19:49,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:19:49,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:19:49,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 84 states and 115 transitions. [2021-11-21 05:19:49,235 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 115 transitions. [2021-11-21 05:19:49,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 05:19:49,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:19:49,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:19:49,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:19:49,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:19:49,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:19:49,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 86 states and 117 transitions. [2021-11-21 05:19:49,351 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 117 transitions. [2021-11-21 05:19:49,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 05:19:49,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:19:49,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:19:49,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:19:49,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:19:49,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:19:49,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 88 states and 119 transitions. [2021-11-21 05:19:49,795 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 119 transitions. [2021-11-21 05:19:49,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 05:19:49,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:19:49,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:19:49,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:19:49,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:19:50,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:19:50,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 96 states and 132 transitions. [2021-11-21 05:19:50,451 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 132 transitions. [2021-11-21 05:19:50,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 05:19:50,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:19:50,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:19:50,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:19:50,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:19:50,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:19:50,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 98 states and 134 transitions. [2021-11-21 05:19:50,601 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 134 transitions. [2021-11-21 05:19:50,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 05:19:50,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:19:50,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:19:50,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:19:50,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:19:50,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:19:50,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 101 states and 138 transitions. [2021-11-21 05:19:50,945 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 138 transitions. [2021-11-21 05:19:50,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 05:19:50,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:19:50,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:19:50,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:19:51,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:19:51,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:19:51,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 104 states and 142 transitions. [2021-11-21 05:19:51,323 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 142 transitions. [2021-11-21 05:19:51,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 05:19:51,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:19:51,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:19:51,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:19:51,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:19:51,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:19:51,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 106 states and 147 transitions. [2021-11-21 05:19:51,778 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 147 transitions. [2021-11-21 05:19:51,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 05:19:51,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:19:51,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:19:51,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:19:51,805 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:19:52,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:19:52,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 109 states and 153 transitions. [2021-11-21 05:19:52,176 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 153 transitions. [2021-11-21 05:19:52,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 05:19:52,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:19:52,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:19:52,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:19:52,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:19:52,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:19:52,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 112 states and 157 transitions. [2021-11-21 05:19:52,536 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 157 transitions. [2021-11-21 05:19:52,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 05:19:52,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:19:52,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:19:52,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:19:52,634 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:19:53,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:19:53,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 115 states and 160 transitions. [2021-11-21 05:19:53,424 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 160 transitions. [2021-11-21 05:19:53,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 05:19:53,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:19:53,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:19:53,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:19:53,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:19:54,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:19:54,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 118 states and 165 transitions. [2021-11-21 05:19:54,185 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 165 transitions. [2021-11-21 05:19:54,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 05:19:54,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:19:54,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:19:54,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:19:54,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:19:54,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:19:54,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 116 states and 162 transitions. [2021-11-21 05:19:54,610 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 162 transitions. [2021-11-21 05:19:54,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 05:19:54,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:19:54,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:19:54,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:19:54,634 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:19:54,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:19:54,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 117 states and 164 transitions. [2021-11-21 05:19:54,886 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 164 transitions. [2021-11-21 05:19:54,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 05:19:54,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:19:54,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:19:54,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:19:54,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:19:55,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:19:55,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 118 states and 165 transitions. [2021-11-21 05:19:55,488 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 165 transitions. [2021-11-21 05:19:55,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 05:19:55,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:19:55,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:19:55,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:19:55,797 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:19:57,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:19:57,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 123 states and 172 transitions. [2021-11-21 05:19:57,701 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 172 transitions. [2021-11-21 05:19:57,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 05:19:57,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:19:57,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:19:57,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:19:57,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:19:59,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:19:59,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 127 states and 179 transitions. [2021-11-21 05:19:59,022 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 179 transitions. [2021-11-21 05:19:59,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 05:19:59,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:19:59,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:19:59,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:19:59,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:20:00,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:00,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 132 states and 187 transitions. [2021-11-21 05:20:00,252 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 187 transitions. [2021-11-21 05:20:00,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 05:20:00,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:00,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:20:00,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:20:00,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:20:00,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:00,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 134 states and 189 transitions. [2021-11-21 05:20:00,616 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 189 transitions. [2021-11-21 05:20:00,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 05:20:00,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:00,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:20:00,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:20:00,646 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:20:01,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:01,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 136 states and 190 transitions. [2021-11-21 05:20:01,229 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 190 transitions. [2021-11-21 05:20:01,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 05:20:01,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:01,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:20:01,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:20:01,257 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:20:01,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:01,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 138 states and 193 transitions. [2021-11-21 05:20:01,818 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 193 transitions. [2021-11-21 05:20:01,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 05:20:01,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:01,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:20:01,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:20:01,840 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:20:02,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:02,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 137 states and 190 transitions. [2021-11-21 05:20:02,145 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 190 transitions. [2021-11-21 05:20:02,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 05:20:02,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:02,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:20:02,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:20:02,293 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:20:03,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:03,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 140 states and 194 transitions. [2021-11-21 05:20:03,042 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 194 transitions. [2021-11-21 05:20:03,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 05:20:03,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:03,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:20:03,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:20:03,177 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:20:03,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:03,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 138 states and 191 transitions. [2021-11-21 05:20:03,189 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 191 transitions. [2021-11-21 05:20:03,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 05:20:03,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:03,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:20:03,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:20:03,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:20:03,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:03,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 133 states and 184 transitions. [2021-11-21 05:20:03,561 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 184 transitions. [2021-11-21 05:20:03,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 05:20:03,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:03,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:20:03,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:20:03,583 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:20:03,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:03,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 128 states and 177 transitions. [2021-11-21 05:20:03,970 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 177 transitions. [2021-11-21 05:20:03,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 05:20:03,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:03,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:20:03,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:20:03,989 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 05:20:04,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:04,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 122 states and 168 transitions. [2021-11-21 05:20:04,304 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 168 transitions. [2021-11-21 05:20:04,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 05:20:04,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:04,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:20:04,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:20:04,433 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:20:04,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:04,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 123 states and 168 transitions. [2021-11-21 05:20:04,837 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 168 transitions. [2021-11-21 05:20:04,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 05:20:04,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:04,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:20:04,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:20:04,867 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:20:05,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:05,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 107 states and 143 transitions. [2021-11-21 05:20:05,189 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 143 transitions. [2021-11-21 05:20:05,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 05:20:05,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:05,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:20:05,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:20:05,210 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:20:05,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:05,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 108 states and 143 transitions. [2021-11-21 05:20:05,515 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 143 transitions. [2021-11-21 05:20:05,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 05:20:05,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:05,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:20:05,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:20:05,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:20:06,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:06,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 106 states and 140 transitions. [2021-11-21 05:20:06,190 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 140 transitions. [2021-11-21 05:20:06,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 05:20:06,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:06,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:20:06,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:20:06,214 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:20:06,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:06,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 84 states and 102 transitions. [2021-11-21 05:20:06,611 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 102 transitions. [2021-11-21 05:20:06,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 05:20:06,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:06,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:20:06,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:20:06,664 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:20:07,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:07,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 71 states and 89 transitions. [2021-11-21 05:20:07,042 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 89 transitions. [2021-11-21 05:20:07,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 05:20:07,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:07,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:20:07,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:20:07,121 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:20:07,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:07,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 73 states and 91 transitions. [2021-11-21 05:20:07,540 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 91 transitions. [2021-11-21 05:20:07,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 05:20:07,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:07,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:20:07,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:20:07,608 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:20:07,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:07,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 72 states and 89 transitions. [2021-11-21 05:20:07,962 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 89 transitions. [2021-11-21 05:20:07,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 05:20:07,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:07,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:20:07,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:20:07,990 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:20:08,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:08,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 52 states and 68 transitions. [2021-11-21 05:20:08,083 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 68 transitions. [2021-11-21 05:20:08,083 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-21 05:20:08,083 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 46 iterations. [2021-11-21 05:20:08,090 INFO L754 CodeCheckObserver]: All specifications hold 17 specifications checked. All of them hold [2021-11-21 05:20:08,309 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:20:08,312 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:20:08,312 INFO L560 CodeCheckObserver]: Invariant with dag size 17 [2021-11-21 05:20:08,320 INFO L560 CodeCheckObserver]: Invariant with dag size 14 [2021-11-21 05:20:08,321 INFO L560 CodeCheckObserver]: Invariant with dag size 15 [2021-11-21 05:20:08,321 INFO L560 CodeCheckObserver]: Invariant with dag size 19 [2021-11-21 05:20:08,322 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 05:20:08 ImpRootNode [2021-11-21 05:20:08,323 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-21 05:20:08,323 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-21 05:20:08,323 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-21 05:20:08,323 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-21 05:20:08,324 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:19:45" (3/4) ... [2021-11-21 05:20:08,327 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-21 05:20:08,339 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-11-21 05:20:08,340 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-21 05:20:08,340 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-21 05:20:08,341 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-21 05:20:08,447 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_089d507e-b660-4df5-b740-5aa7e1a61c7e/bin/ukojak-vF6T2TMglN/witness.graphml [2021-11-21 05:20:08,448 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-21 05:20:08,448 INFO L158 Benchmark]: Toolchain (without parser) took 23394.59ms. Allocated memory was 109.1MB in the beginning and 167.8MB in the end (delta: 58.7MB). Free memory was 69.4MB in the beginning and 126.4MB in the end (delta: -57.0MB). Peak memory consumption was 92.0MB. Max. memory is 16.1GB. [2021-11-21 05:20:08,449 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 109.1MB. Free memory is still 85.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 05:20:08,449 INFO L158 Benchmark]: CACSL2BoogieTranslator took 367.54ms. Allocated memory is still 109.1MB. Free memory was 69.1MB in the beginning and 78.8MB in the end (delta: -9.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-21 05:20:08,449 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.55ms. Allocated memory is still 109.1MB. Free memory was 78.8MB in the beginning and 76.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-21 05:20:08,450 INFO L158 Benchmark]: Boogie Preprocessor took 23.09ms. Allocated memory is still 109.1MB. Free memory was 76.8MB in the beginning and 75.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 05:20:08,450 INFO L158 Benchmark]: RCFGBuilder took 402.65ms. Allocated memory is still 109.1MB. Free memory was 75.3MB in the beginning and 61.0MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-21 05:20:08,450 INFO L158 Benchmark]: CodeCheck took 22378.28ms. Allocated memory was 109.1MB in the beginning and 167.8MB in the end (delta: 58.7MB). Free memory was 61.0MB in the beginning and 41.4MB in the end (delta: 19.6MB). Peak memory consumption was 80.7MB. Max. memory is 16.1GB. [2021-11-21 05:20:08,451 INFO L158 Benchmark]: Witness Printer took 124.59ms. Allocated memory is still 167.8MB. Free memory was 40.4MB in the beginning and 126.4MB in the end (delta: -86.0MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. [2021-11-21 05:20:08,453 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: 22.1s, 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, 20.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4855 mSDsluCounter, 4114 SdHoareTripleChecker+Invalid, 16.5s 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, 18.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 3.2s 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 0.29ms. Allocated memory is still 109.1MB. Free memory is still 85.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 367.54ms. Allocated memory is still 109.1MB. Free memory was 69.1MB in the beginning and 78.8MB in the end (delta: -9.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.55ms. Allocated memory is still 109.1MB. Free memory was 78.8MB in the beginning and 76.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.09ms. Allocated memory is still 109.1MB. Free memory was 76.8MB in the beginning and 75.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 402.65ms. Allocated memory is still 109.1MB. Free memory was 75.3MB in the beginning and 61.0MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 22378.28ms. Allocated memory was 109.1MB in the beginning and 167.8MB in the end (delta: 58.7MB). Free memory was 61.0MB in the beginning and 41.4MB in the end (delta: 19.6MB). Peak memory consumption was 80.7MB. Max. memory is 16.1GB. * Witness Printer took 124.59ms. Allocated memory is still 167.8MB. Free memory was 40.4MB in the beginning and 126.4MB in the end (delta: -86.0MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-21 05:20:08,510 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_089d507e-b660-4df5-b740-5aa7e1a61c7e/bin/ukojak-vF6T2TMglN/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