./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d22f71da-6837-4507-a990-2e93f0e543f3/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d22f71da-6837-4507-a990-2e93f0e543f3/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d22f71da-6837-4507-a990-2e93f0e543f3/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d22f71da-6837-4507-a990-2e93f0e543f3/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d22f71da-6837-4507-a990-2e93f0e543f3/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d22f71da-6837-4507-a990-2e93f0e543f3/bin/ukojak-92XMlrwhuB --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 f5182ada4c25502e8c117aae65840c303a96073ec563a87f29fad662bee2286b --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:46:46,330 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:46:46,333 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:46:46,387 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:46:46,387 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:46:46,392 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:46:46,394 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:46:46,399 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:46:46,402 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:46:46,408 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:46:46,410 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:46:46,416 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:46:46,416 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:46:46,419 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:46:46,421 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:46:46,423 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:46:46,425 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:46:46,426 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:46:46,428 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:46:46,438 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:46:46,440 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:46:46,441 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:46:46,445 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:46:46,446 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:46:46,456 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:46:46,457 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:46:46,457 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:46:46,459 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:46:46,460 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:46:46,461 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:46:46,461 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:46:46,462 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:46:46,464 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:46:46,466 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:46:46,468 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:46:46,469 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:46:46,470 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:46:46,470 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:46:46,470 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:46:46,471 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:46:46,472 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:46:46,474 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d22f71da-6837-4507-a990-2e93f0e543f3/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:46:46,501 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:46:46,501 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:46:46,502 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:46:46,502 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:46:46,503 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:46:46,503 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:46:46,504 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:46:46,504 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:46:46,504 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:46:46,504 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:46:46,504 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:46:46,505 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:46:46,505 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:46:46,505 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:46:46,505 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:46:46,505 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:46:46,506 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:46:46,506 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:46:46,506 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:46:46,506 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:46:46,507 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:46:46,507 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:46:46,507 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:46:46,507 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:46:46,508 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:46:46,508 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:46:46,508 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:46:46,508 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:46:46,509 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_d22f71da-6837-4507-a990-2e93f0e543f3/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d22f71da-6837-4507-a990-2e93f0e543f3/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f5182ada4c25502e8c117aae65840c303a96073ec563a87f29fad662bee2286b [2022-10-17 16:46:46,789 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:46:46,818 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:46:46,821 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:46:46,822 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:46:46,824 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:46:46,827 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d22f71da-6837-4507-a990-2e93f0e543f3/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+nlh-reducer.c [2022-10-17 16:46:46,911 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d22f71da-6837-4507-a990-2e93f0e543f3/bin/ukojak-92XMlrwhuB/data/d50feb336/07aaa941fdcb4b35a1ceed9e11c1304e/FLAG86883986e [2022-10-17 16:46:47,639 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:46:47,640 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d22f71da-6837-4507-a990-2e93f0e543f3/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+nlh-reducer.c [2022-10-17 16:46:47,655 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d22f71da-6837-4507-a990-2e93f0e543f3/bin/ukojak-92XMlrwhuB/data/d50feb336/07aaa941fdcb4b35a1ceed9e11c1304e/FLAG86883986e [2022-10-17 16:46:47,847 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d22f71da-6837-4507-a990-2e93f0e543f3/bin/ukojak-92XMlrwhuB/data/d50feb336/07aaa941fdcb4b35a1ceed9e11c1304e [2022-10-17 16:46:47,849 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:46:47,851 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:46:47,854 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:46:47,860 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:46:47,863 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:46:47,864 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:46:47" (1/1) ... [2022-10-17 16:46:47,867 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e02c44e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:47, skipping insertion in model container [2022-10-17 16:46:47,867 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:46:47" (1/1) ... [2022-10-17 16:46:47,876 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:46:47,975 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:46:48,184 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_d22f71da-6837-4507-a990-2e93f0e543f3/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[901,914] [2022-10-17 16:46:48,189 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_d22f71da-6837-4507-a990-2e93f0e543f3/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[1116,1129] [2022-10-17 16:46:48,192 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_d22f71da-6837-4507-a990-2e93f0e543f3/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[1625,1638] [2022-10-17 16:46:48,194 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_d22f71da-6837-4507-a990-2e93f0e543f3/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[1840,1853] [2022-10-17 16:46:48,196 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_d22f71da-6837-4507-a990-2e93f0e543f3/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[2157,2170] [2022-10-17 16:46:48,198 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_d22f71da-6837-4507-a990-2e93f0e543f3/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[2372,2385] [2022-10-17 16:46:48,201 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d22f71da-6837-4507-a990-2e93f0e543f3/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[2867,2880] [2022-10-17 16:46:48,203 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d22f71da-6837-4507-a990-2e93f0e543f3/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[3082,3095] [2022-10-17 16:46:48,205 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_d22f71da-6837-4507-a990-2e93f0e543f3/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[3384,3397] [2022-10-17 16:46:48,207 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d22f71da-6837-4507-a990-2e93f0e543f3/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[3602,3615] [2022-10-17 16:46:48,209 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d22f71da-6837-4507-a990-2e93f0e543f3/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[3878,3891] [2022-10-17 16:46:48,211 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d22f71da-6837-4507-a990-2e93f0e543f3/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[4096,4109] [2022-10-17 16:46:48,214 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d22f71da-6837-4507-a990-2e93f0e543f3/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[4582,4595] [2022-10-17 16:46:48,216 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d22f71da-6837-4507-a990-2e93f0e543f3/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[4800,4813] [2022-10-17 16:46:48,503 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_d22f71da-6837-4507-a990-2e93f0e543f3/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[47686,47699] [2022-10-17 16:46:48,508 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_d22f71da-6837-4507-a990-2e93f0e543f3/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[47907,47920] [2022-10-17 16:46:48,527 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:46:48,537 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:46:48,552 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_d22f71da-6837-4507-a990-2e93f0e543f3/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[901,914] [2022-10-17 16:46:48,553 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_d22f71da-6837-4507-a990-2e93f0e543f3/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[1116,1129] [2022-10-17 16:46:48,554 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_d22f71da-6837-4507-a990-2e93f0e543f3/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[1625,1638] [2022-10-17 16:46:48,556 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_d22f71da-6837-4507-a990-2e93f0e543f3/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[1840,1853] [2022-10-17 16:46:48,557 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_d22f71da-6837-4507-a990-2e93f0e543f3/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[2157,2170] [2022-10-17 16:46:48,558 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_d22f71da-6837-4507-a990-2e93f0e543f3/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[2372,2385] [2022-10-17 16:46:48,560 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_d22f71da-6837-4507-a990-2e93f0e543f3/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[2867,2880] [2022-10-17 16:46:48,561 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_d22f71da-6837-4507-a990-2e93f0e543f3/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[3082,3095] [2022-10-17 16:46:48,563 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_d22f71da-6837-4507-a990-2e93f0e543f3/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[3384,3397] [2022-10-17 16:46:48,565 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_d22f71da-6837-4507-a990-2e93f0e543f3/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[3602,3615] [2022-10-17 16:46:48,566 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_d22f71da-6837-4507-a990-2e93f0e543f3/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[3878,3891] [2022-10-17 16:46:48,567 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_d22f71da-6837-4507-a990-2e93f0e543f3/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[4096,4109] [2022-10-17 16:46:48,569 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_d22f71da-6837-4507-a990-2e93f0e543f3/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[4582,4595] [2022-10-17 16:46:48,570 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_d22f71da-6837-4507-a990-2e93f0e543f3/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[4800,4813] [2022-10-17 16:46:48,835 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_d22f71da-6837-4507-a990-2e93f0e543f3/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[47686,47699] [2022-10-17 16:46:48,844 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_d22f71da-6837-4507-a990-2e93f0e543f3/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[47907,47920] [2022-10-17 16:46:48,859 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:46:48,874 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:46:48,875 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:48 WrapperNode [2022-10-17 16:46:48,876 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:46:48,878 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:46:48,879 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:46:48,879 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:46:48,888 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:48" (1/1) ... [2022-10-17 16:46:48,928 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:48" (1/1) ... [2022-10-17 16:46:49,052 INFO L138 Inliner]: procedures = 14, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1692 [2022-10-17 16:46:49,053 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:46:49,053 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:46:49,054 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:46:49,054 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:46:49,078 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:48" (1/1) ... [2022-10-17 16:46:49,078 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:48" (1/1) ... [2022-10-17 16:46:49,083 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:48" (1/1) ... [2022-10-17 16:46:49,083 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:48" (1/1) ... [2022-10-17 16:46:49,132 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:48" (1/1) ... [2022-10-17 16:46:49,150 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:48" (1/1) ... [2022-10-17 16:46:49,168 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:48" (1/1) ... [2022-10-17 16:46:49,181 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:48" (1/1) ... [2022-10-17 16:46:49,194 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:46:49,198 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:46:49,199 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:46:49,199 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:46:49,200 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:48" (1/1) ... [2022-10-17 16:46:49,207 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:46:49,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d22f71da-6837-4507-a990-2e93f0e543f3/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:46:49,245 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d22f71da-6837-4507-a990-2e93f0e543f3/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:46:49,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d22f71da-6837-4507-a990-2e93f0e543f3/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:46:49,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:46:49,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:46:49,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:46:49,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:46:49,563 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:46:49,565 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:46:50,963 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:46:51,001 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:46:51,001 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:46:51,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:46:51 BoogieIcfgContainer [2022-10-17 16:46:51,007 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:46:51,009 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:46:51,009 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:46:51,021 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:46:51,021 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:46:51" (1/1) ... [2022-10-17 16:46:51,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:46:51,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:51,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 302 states and 563 transitions. [2022-10-17 16:46:51,128 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 563 transitions. [2022-10-17 16:46:51,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:46:51,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:51,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:51,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:51,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:51,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:51,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 304 states and 623 transitions. [2022-10-17 16:46:51,602 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 623 transitions. [2022-10-17 16:46:51,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:46:51,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:51,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:51,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:51,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:52,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:52,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 302 states and 620 transitions. [2022-10-17 16:46:52,262 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 620 transitions. [2022-10-17 16:46:52,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:46:52,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:52,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:52,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:52,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:52,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:52,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 304 states and 680 transitions. [2022-10-17 16:46:52,494 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 680 transitions. [2022-10-17 16:46:52,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:46:52,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:52,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:52,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:52,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:52,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:52,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 307 states and 742 transitions. [2022-10-17 16:46:52,891 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 742 transitions. [2022-10-17 16:46:52,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:46:52,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:52,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:52,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:53,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:53,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:53,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 307 states and 741 transitions. [2022-10-17 16:46:53,164 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 741 transitions. [2022-10-17 16:46:53,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:46:53,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:53,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:53,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:53,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:53,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:53,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 310 states and 746 transitions. [2022-10-17 16:46:53,424 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 746 transitions. [2022-10-17 16:46:53,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:46:53,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:53,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:53,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:53,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:53,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:53,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 310 states and 744 transitions. [2022-10-17 16:46:53,529 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 744 transitions. [2022-10-17 16:46:53,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:46:53,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:53,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:53,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:53,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:53,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:53,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 308 states and 741 transitions. [2022-10-17 16:46:53,791 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 741 transitions. [2022-10-17 16:46:53,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:46:53,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:53,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:53,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:54,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:54,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:54,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 310 states and 802 transitions. [2022-10-17 16:46:54,866 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 802 transitions. [2022-10-17 16:46:54,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:46:54,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:54,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:54,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:54,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:55,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:55,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 313 states and 806 transitions. [2022-10-17 16:46:55,044 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 806 transitions. [2022-10-17 16:46:55,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:46:55,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:55,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:55,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:55,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:55,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:55,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 315 states and 808 transitions. [2022-10-17 16:46:55,204 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 808 transitions. [2022-10-17 16:46:55,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:46:55,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:55,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:55,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:55,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:56,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:56,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 323 states and 879 transitions. [2022-10-17 16:46:56,079 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 879 transitions. [2022-10-17 16:46:56,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:46:56,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:56,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:56,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:56,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:56,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:56,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 325 states and 881 transitions. [2022-10-17 16:46:56,275 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 881 transitions. [2022-10-17 16:46:56,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:46:56,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:56,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:56,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:56,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:56,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:56,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 328 states and 885 transitions. [2022-10-17 16:46:56,835 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 885 transitions. [2022-10-17 16:46:56,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:46:56,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:56,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:56,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:56,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:57,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:57,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 330 states and 890 transitions. [2022-10-17 16:46:57,383 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 890 transitions. [2022-10-17 16:46:57,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:46:57,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:57,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:57,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:57,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:57,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:57,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 330 states and 889 transitions. [2022-10-17 16:46:57,478 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 889 transitions. [2022-10-17 16:46:57,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:46:57,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:57,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:57,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:57,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:58,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:58,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 333 states and 893 transitions. [2022-10-17 16:46:58,008 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 893 transitions. [2022-10-17 16:46:58,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:46:58,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:58,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:58,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:58,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:58,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:58,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 333 states and 889 transitions. [2022-10-17 16:46:58,462 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 889 transitions. [2022-10-17 16:46:58,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:46:58,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:58,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:58,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:58,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:58,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:58,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 336 states and 893 transitions. [2022-10-17 16:46:58,878 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 893 transitions. [2022-10-17 16:46:58,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:46:58,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:58,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:58,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:58,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:59,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:59,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 337 states and 894 transitions. [2022-10-17 16:46:59,411 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 894 transitions. [2022-10-17 16:46:59,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:46:59,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:59,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:59,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:59,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:01,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:01,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 339 states and 953 transitions. [2022-10-17 16:47:01,295 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 953 transitions. [2022-10-17 16:47:01,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:47:01,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:01,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:01,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:01,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:01,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:01,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 342 states and 958 transitions. [2022-10-17 16:47:01,920 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 958 transitions. [2022-10-17 16:47:01,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:47:01,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:01,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:01,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:02,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:02,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:02,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 340 states and 955 transitions. [2022-10-17 16:47:02,329 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 955 transitions. [2022-10-17 16:47:02,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:47:02,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:02,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:02,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:02,381 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:47:02,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:02,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 341 states and 957 transitions. [2022-10-17 16:47:02,602 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 957 transitions. [2022-10-17 16:47:02,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:47:02,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:02,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:02,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:02,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:03,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:03,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 348 states and 1026 transitions. [2022-10-17 16:47:03,874 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 1026 transitions. [2022-10-17 16:47:03,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:47:03,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:03,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:03,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:03,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:04,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:04,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 350 states and 1029 transitions. [2022-10-17 16:47:04,299 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 1029 transitions. [2022-10-17 16:47:04,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:47:04,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:04,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:04,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:04,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:05,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:05,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 354 states and 1034 transitions. [2022-10-17 16:47:05,606 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 1034 transitions. [2022-10-17 16:47:05,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:47:05,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:05,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:05,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:05,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:06,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:06,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 353 states and 1031 transitions. [2022-10-17 16:47:06,021 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 1031 transitions. [2022-10-17 16:47:06,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:47:06,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:06,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:06,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:06,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:06,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:06,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 353 states and 1030 transitions. [2022-10-17 16:47:06,104 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 1030 transitions. [2022-10-17 16:47:06,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:47:06,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:06,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:06,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:06,158 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:06,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:06,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 355 states and 1033 transitions. [2022-10-17 16:47:06,785 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 1033 transitions. [2022-10-17 16:47:06,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:47:06,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:06,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:06,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:06,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:07,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:07,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 350 states and 1026 transitions. [2022-10-17 16:47:07,135 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 1026 transitions. [2022-10-17 16:47:07,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:47:07,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:07,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:07,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:07,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:07,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:07,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 350 states and 1021 transitions. [2022-10-17 16:47:07,673 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 1021 transitions. [2022-10-17 16:47:07,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:47:07,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:07,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:07,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:07,726 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:47:08,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:08,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 345 states and 1014 transitions. [2022-10-17 16:47:08,036 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 1014 transitions. [2022-10-17 16:47:08,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:47:08,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:08,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:08,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:08,288 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:09,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:09,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018 states to 348 states and 1018 transitions. [2022-10-17 16:47:09,107 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 1018 transitions. [2022-10-17 16:47:09,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:47:09,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:09,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:09,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:09,186 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:09,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:09,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015 states to 346 states and 1015 transitions. [2022-10-17 16:47:09,205 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 1015 transitions. [2022-10-17 16:47:09,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:47:09,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:09,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:09,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:09,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:09,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:09,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015 states to 347 states and 1015 transitions. [2022-10-17 16:47:09,668 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 1015 transitions. [2022-10-17 16:47:09,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:47:09,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:09,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:09,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:09,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:10,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:10,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 346 states and 1013 transitions. [2022-10-17 16:47:10,089 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 1013 transitions. [2022-10-17 16:47:10,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:47:10,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:10,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:10,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:10,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:11,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:11,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 346 states and 1012 transitions. [2022-10-17 16:47:11,691 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 1012 transitions. [2022-10-17 16:47:11,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:47:11,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:11,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:11,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:11,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:12,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:12,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1009 states to 344 states and 1009 transitions. [2022-10-17 16:47:12,607 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 1009 transitions. [2022-10-17 16:47:12,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:47:12,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:12,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:12,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:12,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:13,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:13,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 346 states and 1068 transitions. [2022-10-17 16:47:13,381 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 1068 transitions. [2022-10-17 16:47:13,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:47:13,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:13,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:13,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:13,447 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:13,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:13,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 326 states and 1032 transitions. [2022-10-17 16:47:13,814 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 1032 transitions. [2022-10-17 16:47:13,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:47:13,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:13,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:13,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:13,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:13,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:13,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 326 states and 1031 transitions. [2022-10-17 16:47:13,896 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 1031 transitions. [2022-10-17 16:47:13,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:47:13,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:13,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:13,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:14,004 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:14,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:14,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 328 states and 1033 transitions. [2022-10-17 16:47:14,604 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 1033 transitions. [2022-10-17 16:47:14,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:47:14,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:14,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:14,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:14,821 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:47:14,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:14,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 325 states and 1029 transitions. [2022-10-17 16:47:14,938 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 1029 transitions. [2022-10-17 16:47:14,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:47:14,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:14,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:14,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:15,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:15,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:15,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 325 states and 1024 transitions. [2022-10-17 16:47:15,691 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 1024 transitions. [2022-10-17 16:47:15,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:47:15,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:15,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:15,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:15,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.