./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 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94396c79-4a28-43cb-98ea-5b4751b43d39/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94396c79-4a28-43cb-98ea-5b4751b43d39/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94396c79-4a28-43cb-98ea-5b4751b43d39/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94396c79-4a28-43cb-98ea-5b4751b43d39/bin/ukojak-d1pc8ZmBRL/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_94396c79-4a28-43cb-98ea-5b4751b43d39/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94396c79-4a28-43cb-98ea-5b4751b43d39/bin/ukojak-d1pc8ZmBRL --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fc74ae7e31589f228260101e75826f872a5ff2be20b18370840af309ca05fc6e --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 07:41:16,002 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 07:41:16,007 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 07:41:16,057 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 07:41:16,058 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 07:41:16,067 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 07:41:16,069 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 07:41:16,073 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 07:41:16,076 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 07:41:16,084 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 07:41:16,085 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 07:41:16,087 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 07:41:16,087 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 07:41:16,090 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 07:41:16,093 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 07:41:16,099 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 07:41:16,101 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 07:41:16,102 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 07:41:16,104 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 07:41:16,114 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 07:41:16,116 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 07:41:16,117 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 07:41:16,121 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 07:41:16,122 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 07:41:16,126 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 07:41:16,126 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 07:41:16,127 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 07:41:16,129 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 07:41:16,130 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 07:41:16,131 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 07:41:16,132 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 07:41:16,133 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 07:41:16,135 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 07:41:16,136 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 07:41:16,138 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 07:41:16,138 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 07:41:16,139 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 07:41:16,139 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 07:41:16,139 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 07:41:16,140 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 07:41:16,141 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 07:41:16,142 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94396c79-4a28-43cb-98ea-5b4751b43d39/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-25 07:41:16,185 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 07:41:16,185 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 07:41:16,186 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 07:41:16,187 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 07:41:16,187 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 07:41:16,188 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 07:41:16,188 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 07:41:16,188 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 07:41:16,188 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 07:41:16,189 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 07:41:16,190 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 07:41:16,190 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 07:41:16,190 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 07:41:16,191 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 07:41:16,191 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 07:41:16,191 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 07:41:16,192 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 07:41:16,192 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 07:41:16,192 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 07:41:16,192 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 07:41:16,193 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 07:41:16,193 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:41:16,193 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 07:41:16,193 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 07:41:16,194 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 07:41:16,194 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 07:41:16,194 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 07:41:16,194 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 07:41:16,195 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_94396c79-4a28-43cb-98ea-5b4751b43d39/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94396c79-4a28-43cb-98ea-5b4751b43d39/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fc74ae7e31589f228260101e75826f872a5ff2be20b18370840af309ca05fc6e [2021-11-25 07:41:16,452 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 07:41:16,486 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 07:41:16,490 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 07:41:16,491 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 07:41:16,493 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 07:41:16,494 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94396c79-4a28-43cb-98ea-5b4751b43d39/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c [2021-11-25 07:41:16,578 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94396c79-4a28-43cb-98ea-5b4751b43d39/bin/ukojak-d1pc8ZmBRL/data/696e6dcff/a64b67df9ab64c918b6a9342a6161fb7/FLAG32241d2a1 [2021-11-25 07:41:17,038 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 07:41:17,039 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94396c79-4a28-43cb-98ea-5b4751b43d39/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c [2021-11-25 07:41:17,046 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94396c79-4a28-43cb-98ea-5b4751b43d39/bin/ukojak-d1pc8ZmBRL/data/696e6dcff/a64b67df9ab64c918b6a9342a6161fb7/FLAG32241d2a1 [2021-11-25 07:41:17,422 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94396c79-4a28-43cb-98ea-5b4751b43d39/bin/ukojak-d1pc8ZmBRL/data/696e6dcff/a64b67df9ab64c918b6a9342a6161fb7 [2021-11-25 07:41:17,425 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 07:41:17,426 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 07:41:17,428 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 07:41:17,428 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 07:41:17,431 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 07:41:17,431 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:41:17" (1/1) ... [2021-11-25 07:41:17,432 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cee8314 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:41:17, skipping insertion in model container [2021-11-25 07:41:17,433 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:41:17" (1/1) ... [2021-11-25 07:41:17,440 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 07:41:17,473 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 07:41:17,649 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_94396c79-4a28-43cb-98ea-5b4751b43d39/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1123,1136] [2021-11-25 07:41:17,652 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_94396c79-4a28-43cb-98ea-5b4751b43d39/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1338,1351] [2021-11-25 07:41:17,654 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_94396c79-4a28-43cb-98ea-5b4751b43d39/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1654,1667] [2021-11-25 07:41:17,656 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_94396c79-4a28-43cb-98ea-5b4751b43d39/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1869,1882] [2021-11-25 07:41:17,659 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_94396c79-4a28-43cb-98ea-5b4751b43d39/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[2402,2415] [2021-11-25 07:41:17,661 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_94396c79-4a28-43cb-98ea-5b4751b43d39/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[2617,2630] [2021-11-25 07:41:17,663 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_94396c79-4a28-43cb-98ea-5b4751b43d39/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[2919,2932] [2021-11-25 07:41:17,665 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_94396c79-4a28-43cb-98ea-5b4751b43d39/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[3134,3147] [2021-11-25 07:41:17,667 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_94396c79-4a28-43cb-98ea-5b4751b43d39/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[3404,3417] [2021-11-25 07:41:17,669 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_94396c79-4a28-43cb-98ea-5b4751b43d39/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[3622,3635] [2021-11-25 07:41:17,672 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_94396c79-4a28-43cb-98ea-5b4751b43d39/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[4106,4119] [2021-11-25 07:41:17,674 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_94396c79-4a28-43cb-98ea-5b4751b43d39/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[4324,4337] [2021-11-25 07:41:17,676 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_94396c79-4a28-43cb-98ea-5b4751b43d39/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[4820,4833] [2021-11-25 07:41:17,679 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_94396c79-4a28-43cb-98ea-5b4751b43d39/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[5221,5234] [2021-11-25 07:41:17,681 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_94396c79-4a28-43cb-98ea-5b4751b43d39/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[5439,5452] [2021-11-25 07:41:17,683 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_94396c79-4a28-43cb-98ea-5b4751b43d39/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[5881,5894] [2021-11-25 07:41:17,684 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_94396c79-4a28-43cb-98ea-5b4751b43d39/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[6099,6112] [2021-11-25 07:41:17,687 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:41:17,694 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 07:41:17,709 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_94396c79-4a28-43cb-98ea-5b4751b43d39/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1123,1136] [2021-11-25 07:41:17,710 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_94396c79-4a28-43cb-98ea-5b4751b43d39/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1338,1351] [2021-11-25 07:41:17,712 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_94396c79-4a28-43cb-98ea-5b4751b43d39/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1654,1667] [2021-11-25 07:41:17,713 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_94396c79-4a28-43cb-98ea-5b4751b43d39/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1869,1882] [2021-11-25 07:41:17,715 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_94396c79-4a28-43cb-98ea-5b4751b43d39/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[2402,2415] [2021-11-25 07:41:17,716 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_94396c79-4a28-43cb-98ea-5b4751b43d39/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[2617,2630] [2021-11-25 07:41:17,718 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_94396c79-4a28-43cb-98ea-5b4751b43d39/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[2919,2932] [2021-11-25 07:41:17,720 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_94396c79-4a28-43cb-98ea-5b4751b43d39/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[3134,3147] [2021-11-25 07:41:17,725 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_94396c79-4a28-43cb-98ea-5b4751b43d39/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[3404,3417] [2021-11-25 07:41:17,726 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_94396c79-4a28-43cb-98ea-5b4751b43d39/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[3622,3635] [2021-11-25 07:41:17,728 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_94396c79-4a28-43cb-98ea-5b4751b43d39/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[4106,4119] [2021-11-25 07:41:17,731 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_94396c79-4a28-43cb-98ea-5b4751b43d39/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[4324,4337] [2021-11-25 07:41:17,741 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_94396c79-4a28-43cb-98ea-5b4751b43d39/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[4820,4833] [2021-11-25 07:41:17,743 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_94396c79-4a28-43cb-98ea-5b4751b43d39/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[5221,5234] [2021-11-25 07:41:17,745 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_94396c79-4a28-43cb-98ea-5b4751b43d39/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[5439,5452] [2021-11-25 07:41:17,746 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_94396c79-4a28-43cb-98ea-5b4751b43d39/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[5881,5894] [2021-11-25 07:41:17,754 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_94396c79-4a28-43cb-98ea-5b4751b43d39/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[6099,6112] [2021-11-25 07:41:17,756 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:41:17,769 INFO L208 MainTranslator]: Completed translation [2021-11-25 07:41:17,783 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:41:17 WrapperNode [2021-11-25 07:41:17,784 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 07:41:17,785 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 07:41:17,791 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 07:41:17,792 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 07:41:17,800 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:41:17" (1/1) ... [2021-11-25 07:41:17,809 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:41:17" (1/1) ... [2021-11-25 07:41:17,844 INFO L137 Inliner]: procedures = 14, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 229 [2021-11-25 07:41:17,844 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 07:41:17,845 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 07:41:17,845 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 07:41:17,845 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 07:41:17,854 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:41:17" (1/1) ... [2021-11-25 07:41:17,854 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:41:17" (1/1) ... [2021-11-25 07:41:17,857 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:41:17" (1/1) ... [2021-11-25 07:41:17,857 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:41:17" (1/1) ... [2021-11-25 07:41:17,862 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:41:17" (1/1) ... [2021-11-25 07:41:17,865 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:41:17" (1/1) ... [2021-11-25 07:41:17,867 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:41:17" (1/1) ... [2021-11-25 07:41:17,870 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 07:41:17,871 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 07:41:17,871 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 07:41:17,871 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 07:41:17,880 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:41:17" (1/1) ... [2021-11-25 07:41:17,905 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:41:17,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94396c79-4a28-43cb-98ea-5b4751b43d39/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 07:41:17,928 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94396c79-4a28-43cb-98ea-5b4751b43d39/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 07:41:17,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94396c79-4a28-43cb-98ea-5b4751b43d39/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 07:41:17,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 07:41:17,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 07:41:17,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 07:41:17,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 07:41:18,057 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 07:41:18,059 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 07:41:18,285 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 07:41:18,300 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 07:41:18,301 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-25 07:41:18,303 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:41:18 BoogieIcfgContainer [2021-11-25 07:41:18,304 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 07:41:18,305 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 07:41:18,305 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 07:41:18,315 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 07:41:18,316 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:41:18" (1/1) ... [2021-11-25 07:41:18,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 07:41:18,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:18,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 69 states and 96 transitions. [2021-11-25 07:41:18,391 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 96 transitions. [2021-11-25 07:41:18,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 07:41:18,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:18,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:18,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:18,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:41:18,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:18,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 67 states and 93 transitions. [2021-11-25 07:41:18,785 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 93 transitions. [2021-11-25 07:41:18,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 07:41:18,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:18,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:18,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:18,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:41:18,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:18,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 69 states and 94 transitions. [2021-11-25 07:41:18,916 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 94 transitions. [2021-11-25 07:41:18,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 07:41:18,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:18,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:18,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:19,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:41:19,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:19,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 72 states and 97 transitions. [2021-11-25 07:41:19,132 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 97 transitions. [2021-11-25 07:41:19,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 07:41:19,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:19,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:19,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:19,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:41:19,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:19,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 75 states and 102 transitions. [2021-11-25 07:41:19,399 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 102 transitions. [2021-11-25 07:41:19,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 07:41:19,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:19,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:19,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:19,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:41:19,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:19,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 78 states and 107 transitions. [2021-11-25 07:41:19,627 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 107 transitions. [2021-11-25 07:41:19,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 07:41:19,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:19,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:19,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:19,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:41:19,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:19,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 80 states and 109 transitions. [2021-11-25 07:41:19,765 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 109 transitions. [2021-11-25 07:41:19,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 07:41:19,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:19,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:19,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:19,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:41:20,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:20,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 78 states and 106 transitions. [2021-11-25 07:41:20,067 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 106 transitions. [2021-11-25 07:41:20,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 07:41:20,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:20,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:20,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:20,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:41:20,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:20,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 76 states and 103 transitions. [2021-11-25 07:41:20,271 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 103 transitions. [2021-11-25 07:41:20,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 07:41:20,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:20,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:20,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:20,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:41:21,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:21,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 81 states and 111 transitions. [2021-11-25 07:41:21,231 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 111 transitions. [2021-11-25 07:41:21,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 07:41:21,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:21,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:21,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:21,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:41:21,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:21,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 84 states and 115 transitions. [2021-11-25 07:41:21,350 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 115 transitions. [2021-11-25 07:41:21,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 07:41:21,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:21,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:21,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:21,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:41:21,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:21,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 86 states and 117 transitions. [2021-11-25 07:41:21,460 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 117 transitions. [2021-11-25 07:41:21,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 07:41:21,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:21,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:21,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:21,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:41:21,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:21,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 88 states and 119 transitions. [2021-11-25 07:41:21,839 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 119 transitions. [2021-11-25 07:41:21,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 07:41:21,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:21,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:21,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:21,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:41:22,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:22,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 96 states and 132 transitions. [2021-11-25 07:41:22,523 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 132 transitions. [2021-11-25 07:41:22,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 07:41:22,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:22,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:22,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:22,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:41:22,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:22,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 98 states and 134 transitions. [2021-11-25 07:41:22,673 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 134 transitions. [2021-11-25 07:41:22,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 07:41:22,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:22,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:22,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:22,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:41:23,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:23,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 101 states and 138 transitions. [2021-11-25 07:41:23,090 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 138 transitions. [2021-11-25 07:41:23,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 07:41:23,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:23,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:23,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:23,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:41:23,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:23,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 104 states and 142 transitions. [2021-11-25 07:41:23,459 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 142 transitions. [2021-11-25 07:41:23,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-25 07:41:23,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:23,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:23,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:23,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:41:23,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:23,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 106 states and 147 transitions. [2021-11-25 07:41:23,973 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 147 transitions. [2021-11-25 07:41:23,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-25 07:41:23,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:23,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:23,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:23,999 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:41:24,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:24,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 109 states and 153 transitions. [2021-11-25 07:41:24,370 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 153 transitions. [2021-11-25 07:41:24,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-25 07:41:24,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:24,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:24,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:24,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:41:24,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:24,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 112 states and 157 transitions. [2021-11-25 07:41:24,715 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 157 transitions. [2021-11-25 07:41:24,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:41:24,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:24,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:24,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:24,812 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:41:25,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:25,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 115 states and 160 transitions. [2021-11-25 07:41:25,571 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 160 transitions. [2021-11-25 07:41:25,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:41:25,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:25,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:25,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:25,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:41:26,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:26,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 118 states and 165 transitions. [2021-11-25 07:41:26,310 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 165 transitions. [2021-11-25 07:41:26,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:41:26,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:26,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:26,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:26,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:41:26,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:26,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 116 states and 162 transitions. [2021-11-25 07:41:26,680 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 162 transitions. [2021-11-25 07:41:26,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:41:26,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:26,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:26,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:26,701 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:41:26,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:26,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 117 states and 164 transitions. [2021-11-25 07:41:26,909 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 164 transitions. [2021-11-25 07:41:26,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-25 07:41:26,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:26,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:26,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:26,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:41:27,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:27,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 118 states and 165 transitions. [2021-11-25 07:41:27,417 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 165 transitions. [2021-11-25 07:41:27,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-25 07:41:27,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:27,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:27,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:27,719 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:41:29,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:29,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 123 states and 172 transitions. [2021-11-25 07:41:29,539 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 172 transitions. [2021-11-25 07:41:29,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-25 07:41:29,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:29,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:29,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:29,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:41:30,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:30,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 127 states and 179 transitions. [2021-11-25 07:41:30,726 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 179 transitions. [2021-11-25 07:41:30,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 07:41:30,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:30,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:30,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:30,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:41:31,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:31,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 132 states and 187 transitions. [2021-11-25 07:41:31,841 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 187 transitions. [2021-11-25 07:41:31,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 07:41:31,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:31,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:31,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:31,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:41:32,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:32,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 134 states and 189 transitions. [2021-11-25 07:41:32,212 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 189 transitions. [2021-11-25 07:41:32,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 07:41:32,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:32,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:32,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:32,243 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:41:32,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:32,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 136 states and 190 transitions. [2021-11-25 07:41:32,741 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 190 transitions. [2021-11-25 07:41:32,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 07:41:32,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:32,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:32,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:32,773 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:41:33,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:33,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 138 states and 193 transitions. [2021-11-25 07:41:33,320 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 193 transitions. [2021-11-25 07:41:33,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 07:41:33,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:33,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:33,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:33,341 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:41:33,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:33,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 137 states and 190 transitions. [2021-11-25 07:41:33,623 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 190 transitions. [2021-11-25 07:41:33,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 07:41:33,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:33,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:33,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:33,791 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:41:34,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:34,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 140 states and 194 transitions. [2021-11-25 07:41:34,615 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 194 transitions. [2021-11-25 07:41:34,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 07:41:34,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:34,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:34,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:34,762 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:41:34,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:34,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 138 states and 191 transitions. [2021-11-25 07:41:34,769 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 191 transitions. [2021-11-25 07:41:34,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 07:41:34,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:34,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:34,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:34,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:41:35,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:35,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 133 states and 184 transitions. [2021-11-25 07:41:35,131 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 184 transitions. [2021-11-25 07:41:35,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 07:41:35,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:35,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:35,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:35,168 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:41:35,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:35,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 128 states and 177 transitions. [2021-11-25 07:41:35,569 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 177 transitions. [2021-11-25 07:41:35,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 07:41:35,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:35,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:35,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:35,602 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 07:41:36,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:36,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 122 states and 168 transitions. [2021-11-25 07:41:36,003 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 168 transitions. [2021-11-25 07:41:36,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 07:41:36,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:36,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:36,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:36,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:41:36,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:36,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 123 states and 168 transitions. [2021-11-25 07:41:36,592 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 168 transitions. [2021-11-25 07:41:36,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 07:41:36,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:36,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:36,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:36,621 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:41:36,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:36,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 107 states and 143 transitions. [2021-11-25 07:41:36,956 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 143 transitions. [2021-11-25 07:41:36,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 07:41:36,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:36,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:36,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:36,980 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:41:37,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:37,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 108 states and 143 transitions. [2021-11-25 07:41:37,319 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 143 transitions. [2021-11-25 07:41:37,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 07:41:37,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:37,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:37,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:37,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:41:38,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:38,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 106 states and 140 transitions. [2021-11-25 07:41:38,018 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 140 transitions. [2021-11-25 07:41:38,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 07:41:38,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:38,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:38,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:38,043 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:41:38,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:38,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 84 states and 102 transitions. [2021-11-25 07:41:38,448 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 102 transitions. [2021-11-25 07:41:38,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 07:41:38,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:38,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:38,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:38,516 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:41:38,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:38,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 71 states and 89 transitions. [2021-11-25 07:41:38,847 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 89 transitions. [2021-11-25 07:41:38,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 07:41:38,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:38,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:38,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:38,903 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:41:39,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:39,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 73 states and 91 transitions. [2021-11-25 07:41:39,229 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 91 transitions. [2021-11-25 07:41:39,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 07:41:39,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:39,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:39,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:39,313 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:41:39,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:39,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 72 states and 89 transitions. [2021-11-25 07:41:39,648 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 89 transitions. [2021-11-25 07:41:39,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 07:41:39,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:39,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:39,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:39,679 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:41:39,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:39,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 52 states and 68 transitions. [2021-11-25 07:41:39,759 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 68 transitions. [2021-11-25 07:41:39,759 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-25 07:41:39,759 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 46 iterations. [2021-11-25 07:41:39,766 INFO L754 CodeCheckObserver]: All specifications hold 17 specifications checked. All of them hold [2021-11-25 07:41:39,984 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:41:39,988 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:41:39,988 INFO L560 CodeCheckObserver]: Invariant with dag size 17 [2021-11-25 07:41:39,993 INFO L560 CodeCheckObserver]: Invariant with dag size 14 [2021-11-25 07:41:39,993 INFO L560 CodeCheckObserver]: Invariant with dag size 15 [2021-11-25 07:41:39,994 INFO L560 CodeCheckObserver]: Invariant with dag size 19 [2021-11-25 07:41:39,995 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 07:41:39 ImpRootNode [2021-11-25 07:41:39,996 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-25 07:41:39,996 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-25 07:41:39,996 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-25 07:41:39,997 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-25 07:41:39,997 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:41:18" (3/4) ... [2021-11-25 07:41:40,000 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-25 07:41:40,011 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-11-25 07:41:40,012 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-25 07:41:40,012 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-25 07:41:40,012 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-25 07:41:40,094 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94396c79-4a28-43cb-98ea-5b4751b43d39/bin/ukojak-d1pc8ZmBRL/witness.graphml [2021-11-25 07:41:40,094 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-25 07:41:40,095 INFO L158 Benchmark]: Toolchain (without parser) took 22668.93ms. Allocated memory was 92.3MB in the beginning and 201.3MB in the end (delta: 109.1MB). Free memory was 57.4MB in the beginning and 102.0MB in the end (delta: -44.5MB). Peak memory consumption was 63.6MB. Max. memory is 16.1GB. [2021-11-25 07:41:40,095 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 92.3MB. Free memory was 63.2MB in the beginning and 63.2MB in the end (delta: 29.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 07:41:40,096 INFO L158 Benchmark]: CACSL2BoogieTranslator took 356.57ms. Allocated memory is still 92.3MB. Free memory was 57.2MB in the beginning and 63.1MB in the end (delta: -5.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-25 07:41:40,096 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.54ms. Allocated memory is still 92.3MB. Free memory was 63.1MB in the beginning and 61.1MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-25 07:41:40,097 INFO L158 Benchmark]: Boogie Preprocessor took 25.31ms. Allocated memory is still 92.3MB. Free memory was 61.1MB in the beginning and 59.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 07:41:40,097 INFO L158 Benchmark]: RCFGBuilder took 432.91ms. Allocated memory is still 92.3MB. Free memory was 59.7MB in the beginning and 45.7MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-25 07:41:40,097 INFO L158 Benchmark]: CodeCheck took 21690.91ms. Allocated memory was 92.3MB in the beginning and 201.3MB in the end (delta: 109.1MB). Free memory was 45.7MB in the beginning and 107.2MB in the end (delta: -61.5MB). Peak memory consumption was 49.7MB. Max. memory is 16.1GB. [2021-11-25 07:41:40,098 INFO L158 Benchmark]: Witness Printer took 98.13ms. Allocated memory is still 201.3MB. Free memory was 107.2MB in the beginning and 102.0MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-25 07:41:40,100 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 69 locations, 17 error locations. Started 1 CEGAR loops. OverallTime: 21.4s, 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, 0.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5855 GetRequests, 5270 SyntacticMatches, 267 SemanticMatches, 318 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40570 ImplicationChecksByTransitivity, 18.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.1s 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 92.3MB. Free memory was 63.2MB in the beginning and 63.2MB in the end (delta: 29.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 356.57ms. Allocated memory is still 92.3MB. Free memory was 57.2MB in the beginning and 63.1MB in the end (delta: -5.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.54ms. Allocated memory is still 92.3MB. Free memory was 63.1MB in the beginning and 61.1MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.31ms. Allocated memory is still 92.3MB. Free memory was 61.1MB in the beginning and 59.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 432.91ms. Allocated memory is still 92.3MB. Free memory was 59.7MB in the beginning and 45.7MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 21690.91ms. Allocated memory was 92.3MB in the beginning and 201.3MB in the end (delta: 109.1MB). Free memory was 45.7MB in the beginning and 107.2MB in the end (delta: -61.5MB). Peak memory consumption was 49.7MB. Max. memory is 16.1GB. * Witness Printer took 98.13ms. Allocated memory is still 201.3MB. Free memory was 107.2MB in the beginning and 102.0MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-25 07:41:40,154 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94396c79-4a28-43cb-98ea-5b4751b43d39/bin/ukojak-d1pc8ZmBRL/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