./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/forester-heap/sll-01-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa663543-cc21-4ab9-b1d9-3d8b36ba3324/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa663543-cc21-4ab9-b1d9-3d8b36ba3324/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa663543-cc21-4ab9-b1d9-3d8b36ba3324/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa663543-cc21-4ab9-b1d9-3d8b36ba3324/bin/ukojak-Rh5K9KB4LI/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/forester-heap/sll-01-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa663543-cc21-4ab9-b1d9-3d8b36ba3324/bin/ukojak-Rh5K9KB4LI/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa663543-cc21-4ab9-b1d9-3d8b36ba3324/bin/ukojak-Rh5K9KB4LI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 14067621d9a8f66625f13d1d9faf9b421dec38bd60b4ac0ad734bd36e2df123a ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(valid-deref) --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 03:26:02,842 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:26:02,845 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:26:02,893 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:26:02,894 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:26:02,899 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:26:02,901 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:26:02,906 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:26:02,909 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:26:02,916 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:26:02,917 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:26:02,919 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:26:02,920 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:26:02,923 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:26:02,926 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:26:02,931 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:26:02,934 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:26:02,935 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:26:02,937 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:26:02,947 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:26:02,949 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:26:02,950 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:26:02,954 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:26:02,955 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:26:02,965 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:26:02,965 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:26:02,966 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:26:02,968 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:26:02,969 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:26:02,970 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:26:02,971 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:26:02,972 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:26:02,975 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:26:02,976 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:26:02,977 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:26:02,978 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:26:02,978 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:26:02,979 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:26:02,979 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:26:02,980 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:26:02,980 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:26:02,981 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa663543-cc21-4ab9-b1d9-3d8b36ba3324/bin/ukojak-Rh5K9KB4LI/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-10-29 03:26:03,026 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:26:03,026 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:26:03,028 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:26:03,028 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:26:03,028 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:26:03,028 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:26:03,029 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 03:26:03,029 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:26:03,029 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:26:03,029 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:26:03,029 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-29 03:26:03,030 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-29 03:26:03,030 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-29 03:26:03,030 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:26:03,030 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:26:03,030 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:26:03,031 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:26:03,031 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:26:03,031 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:26:03,031 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:26:03,032 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:26:03,032 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:26:03,032 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:26:03,032 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:26:03,032 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_fa663543-cc21-4ab9-b1d9-3d8b36ba3324/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa663543-cc21-4ab9-b1d9-3d8b36ba3324/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14067621d9a8f66625f13d1d9faf9b421dec38bd60b4ac0ad734bd36e2df123a [2021-10-29 03:26:03,290 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:26:03,314 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:26:03,318 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:26:03,319 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:26:03,320 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:26:03,321 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa663543-cc21-4ab9-b1d9-3d8b36ba3324/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/forester-heap/sll-01-2.i [2021-10-29 03:26:03,391 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa663543-cc21-4ab9-b1d9-3d8b36ba3324/bin/ukojak-Rh5K9KB4LI/data/48fc948d4/12b1511210464945a3a289f0e9dd4849/FLAGa41793236 [2021-10-29 03:26:03,992 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:26:03,993 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa663543-cc21-4ab9-b1d9-3d8b36ba3324/sv-benchmarks/c/forester-heap/sll-01-2.i [2021-10-29 03:26:04,019 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa663543-cc21-4ab9-b1d9-3d8b36ba3324/bin/ukojak-Rh5K9KB4LI/data/48fc948d4/12b1511210464945a3a289f0e9dd4849/FLAGa41793236 [2021-10-29 03:26:04,294 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa663543-cc21-4ab9-b1d9-3d8b36ba3324/bin/ukojak-Rh5K9KB4LI/data/48fc948d4/12b1511210464945a3a289f0e9dd4849 [2021-10-29 03:26:04,296 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:26:04,298 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:26:04,307 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:26:04,307 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:26:04,310 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:26:04,313 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:26:04" (1/1) ... [2021-10-29 03:26:04,315 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75611b62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:26:04, skipping insertion in model container [2021-10-29 03:26:04,319 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:26:04" (1/1) ... [2021-10-29 03:26:04,326 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:26:04,390 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:26:04,771 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa663543-cc21-4ab9-b1d9-3d8b36ba3324/sv-benchmarks/c/forester-heap/sll-01-2.i[22034,22047] [2021-10-29 03:26:04,790 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa663543-cc21-4ab9-b1d9-3d8b36ba3324/sv-benchmarks/c/forester-heap/sll-01-2.i[22307,22320] [2021-10-29 03:26:04,797 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa663543-cc21-4ab9-b1d9-3d8b36ba3324/sv-benchmarks/c/forester-heap/sll-01-2.i[22516,22529] [2021-10-29 03:26:04,799 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa663543-cc21-4ab9-b1d9-3d8b36ba3324/sv-benchmarks/c/forester-heap/sll-01-2.i[22586,22599] [2021-10-29 03:26:04,804 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa663543-cc21-4ab9-b1d9-3d8b36ba3324/sv-benchmarks/c/forester-heap/sll-01-2.i[22853,22866] [2021-10-29 03:26:04,806 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa663543-cc21-4ab9-b1d9-3d8b36ba3324/sv-benchmarks/c/forester-heap/sll-01-2.i[22961,22974] [2021-10-29 03:26:04,812 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa663543-cc21-4ab9-b1d9-3d8b36ba3324/sv-benchmarks/c/forester-heap/sll-01-2.i[23192,23205] [2021-10-29 03:26:04,815 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa663543-cc21-4ab9-b1d9-3d8b36ba3324/sv-benchmarks/c/forester-heap/sll-01-2.i[23272,23285] [2021-10-29 03:26:04,818 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa663543-cc21-4ab9-b1d9-3d8b36ba3324/sv-benchmarks/c/forester-heap/sll-01-2.i[23351,23364] [2021-10-29 03:26:04,821 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa663543-cc21-4ab9-b1d9-3d8b36ba3324/sv-benchmarks/c/forester-heap/sll-01-2.i[23484,23497] [2021-10-29 03:26:04,823 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa663543-cc21-4ab9-b1d9-3d8b36ba3324/sv-benchmarks/c/forester-heap/sll-01-2.i[23662,23675] [2021-10-29 03:26:04,826 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa663543-cc21-4ab9-b1d9-3d8b36ba3324/sv-benchmarks/c/forester-heap/sll-01-2.i[23740,23753] [2021-10-29 03:26:04,827 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa663543-cc21-4ab9-b1d9-3d8b36ba3324/sv-benchmarks/c/forester-heap/sll-01-2.i[23817,23830] [2021-10-29 03:26:04,843 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:26:04,857 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:26:04,906 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa663543-cc21-4ab9-b1d9-3d8b36ba3324/sv-benchmarks/c/forester-heap/sll-01-2.i[22034,22047] [2021-10-29 03:26:04,920 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa663543-cc21-4ab9-b1d9-3d8b36ba3324/sv-benchmarks/c/forester-heap/sll-01-2.i[22307,22320] [2021-10-29 03:26:04,922 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa663543-cc21-4ab9-b1d9-3d8b36ba3324/sv-benchmarks/c/forester-heap/sll-01-2.i[22516,22529] [2021-10-29 03:26:04,923 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa663543-cc21-4ab9-b1d9-3d8b36ba3324/sv-benchmarks/c/forester-heap/sll-01-2.i[22586,22599] [2021-10-29 03:26:04,926 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa663543-cc21-4ab9-b1d9-3d8b36ba3324/sv-benchmarks/c/forester-heap/sll-01-2.i[22853,22866] [2021-10-29 03:26:04,927 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa663543-cc21-4ab9-b1d9-3d8b36ba3324/sv-benchmarks/c/forester-heap/sll-01-2.i[22961,22974] [2021-10-29 03:26:04,929 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa663543-cc21-4ab9-b1d9-3d8b36ba3324/sv-benchmarks/c/forester-heap/sll-01-2.i[23192,23205] [2021-10-29 03:26:04,930 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa663543-cc21-4ab9-b1d9-3d8b36ba3324/sv-benchmarks/c/forester-heap/sll-01-2.i[23272,23285] [2021-10-29 03:26:04,932 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa663543-cc21-4ab9-b1d9-3d8b36ba3324/sv-benchmarks/c/forester-heap/sll-01-2.i[23351,23364] [2021-10-29 03:26:04,938 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa663543-cc21-4ab9-b1d9-3d8b36ba3324/sv-benchmarks/c/forester-heap/sll-01-2.i[23484,23497] [2021-10-29 03:26:04,940 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa663543-cc21-4ab9-b1d9-3d8b36ba3324/sv-benchmarks/c/forester-heap/sll-01-2.i[23662,23675] [2021-10-29 03:26:04,942 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa663543-cc21-4ab9-b1d9-3d8b36ba3324/sv-benchmarks/c/forester-heap/sll-01-2.i[23740,23753] [2021-10-29 03:26:04,943 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa663543-cc21-4ab9-b1d9-3d8b36ba3324/sv-benchmarks/c/forester-heap/sll-01-2.i[23817,23830] [2021-10-29 03:26:04,945 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:26:04,993 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:26:04,994 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:26:04 WrapperNode [2021-10-29 03:26:04,995 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:26:04,997 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:26:04,997 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:26:04,997 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:26:05,007 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:26:04" (1/1) ... [2021-10-29 03:26:05,042 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:26:04" (1/1) ... [2021-10-29 03:26:05,100 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:26:05,101 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:26:05,101 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:26:05,102 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:26:05,114 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:26:04" (1/1) ... [2021-10-29 03:26:05,114 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:26:04" (1/1) ... [2021-10-29 03:26:05,136 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:26:04" (1/1) ... [2021-10-29 03:26:05,136 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:26:04" (1/1) ... [2021-10-29 03:26:05,148 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:26:04" (1/1) ... [2021-10-29 03:26:05,156 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:26:04" (1/1) ... [2021-10-29 03:26:05,158 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:26:04" (1/1) ... [2021-10-29 03:26:05,162 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:26:05,164 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:26:05,164 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:26:05,164 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:26:05,165 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:26:04" (1/1) ... [2021-10-29 03:26:05,185 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:26:05,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa663543-cc21-4ab9-b1d9-3d8b36ba3324/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:26:05,212 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa663543-cc21-4ab9-b1d9-3d8b36ba3324/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:26:05,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa663543-cc21-4ab9-b1d9-3d8b36ba3324/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:26:05,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-29 03:26:05,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-29 03:26:05,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:26:05,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-29 03:26:05,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 03:26:05,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 03:26:05,271 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:26:05,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:26:06,320 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:26:06,320 INFO L299 CfgBuilder]: Removed 34 assume(true) statements. [2021-10-29 03:26:06,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:26:06 BoogieIcfgContainer [2021-10-29 03:26:06,324 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:26:06,325 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:26:06,325 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:26:06,337 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:26:06,337 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:26:06" (1/1) ... [2021-10-29 03:26:06,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 03:26:06,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:06,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 173 states and 222 transitions. [2021-10-29 03:26:06,397 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 222 transitions. [2021-10-29 03:26:06,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-10-29 03:26:06,399 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:06,400 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:06,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:06,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:06,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:06,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 172 states and 221 transitions. [2021-10-29 03:26:06,584 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 221 transitions. [2021-10-29 03:26:06,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-10-29 03:26:06,584 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:06,585 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:06,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:06,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:06,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:06,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 171 states and 220 transitions. [2021-10-29 03:26:06,749 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 220 transitions. [2021-10-29 03:26:06,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-10-29 03:26:06,750 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:06,750 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:06,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:06,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:06,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:06,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 169 states and 215 transitions. [2021-10-29 03:26:06,945 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 215 transitions. [2021-10-29 03:26:06,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 03:26:06,946 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:06,946 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:06,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:07,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:07,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:07,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 168 states and 214 transitions. [2021-10-29 03:26:07,125 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 214 transitions. [2021-10-29 03:26:07,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 03:26:07,125 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:07,126 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:07,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:07,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:07,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:07,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 167 states and 213 transitions. [2021-10-29 03:26:07,481 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 213 transitions. [2021-10-29 03:26:07,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 03:26:07,521 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:07,522 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:07,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:07,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:07,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:07,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 166 states and 212 transitions. [2021-10-29 03:26:07,623 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 212 transitions. [2021-10-29 03:26:07,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 03:26:07,623 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:07,625 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:07,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:07,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:07,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:07,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 165 states and 211 transitions. [2021-10-29 03:26:07,698 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 211 transitions. [2021-10-29 03:26:07,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-29 03:26:07,699 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:07,699 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:07,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:07,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:07,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:07,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 164 states and 210 transitions. [2021-10-29 03:26:07,770 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 210 transitions. [2021-10-29 03:26:07,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-29 03:26:07,771 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:07,771 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:07,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:07,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:07,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:07,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 163 states and 209 transitions. [2021-10-29 03:26:07,886 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 209 transitions. [2021-10-29 03:26:07,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-29 03:26:07,888 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:07,888 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:07,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:07,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:07,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:07,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 164 states and 209 transitions. [2021-10-29 03:26:07,938 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 209 transitions. [2021-10-29 03:26:07,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-29 03:26:07,939 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:07,940 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:07,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:07,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:08,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:08,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 165 states and 211 transitions. [2021-10-29 03:26:08,007 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 211 transitions. [2021-10-29 03:26:08,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-29 03:26:08,010 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:08,010 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:08,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:08,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:08,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:08,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 164 states and 210 transitions. [2021-10-29 03:26:08,481 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 210 transitions. [2021-10-29 03:26:08,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-29 03:26:08,482 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:08,482 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:08,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:08,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:09,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:09,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 163 states and 209 transitions. [2021-10-29 03:26:09,365 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 209 transitions. [2021-10-29 03:26:09,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 03:26:09,366 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:09,366 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:09,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:09,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:09,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:09,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 162 states and 208 transitions. [2021-10-29 03:26:09,589 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 208 transitions. [2021-10-29 03:26:09,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 03:26:09,590 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:09,590 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:09,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:09,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:09,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:09,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 161 states and 207 transitions. [2021-10-29 03:26:09,825 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 207 transitions. [2021-10-29 03:26:09,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 03:26:09,826 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:09,826 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:09,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:09,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:09,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:09,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 160 states and 206 transitions. [2021-10-29 03:26:09,876 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 206 transitions. [2021-10-29 03:26:09,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 03:26:09,877 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:09,877 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:09,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:09,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:09,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:09,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 162 states and 209 transitions. [2021-10-29 03:26:09,919 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 209 transitions. [2021-10-29 03:26:09,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 03:26:09,920 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:09,920 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:09,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:10,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:11,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:11,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 161 states and 208 transitions. [2021-10-29 03:26:11,274 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 208 transitions. [2021-10-29 03:26:11,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 03:26:11,275 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:11,275 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:11,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:11,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:12,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:12,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 160 states and 207 transitions. [2021-10-29 03:26:12,555 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 207 transitions. [2021-10-29 03:26:12,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 03:26:12,556 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:12,556 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:12,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:12,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:12,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:12,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 161 states and 208 transitions. [2021-10-29 03:26:12,743 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 208 transitions. [2021-10-29 03:26:12,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 03:26:12,743 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:12,743 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:12,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:12,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:13,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:13,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 159 states and 205 transitions. [2021-10-29 03:26:13,026 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 205 transitions. [2021-10-29 03:26:13,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 03:26:13,026 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:13,027 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:13,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:13,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:13,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:13,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 158 states and 204 transitions. [2021-10-29 03:26:13,468 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 204 transitions. [2021-10-29 03:26:13,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 03:26:13,468 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:13,468 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:13,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:13,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:14,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:14,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 158 states and 203 transitions. [2021-10-29 03:26:14,538 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 203 transitions. [2021-10-29 03:26:14,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-29 03:26:14,538 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:14,539 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:14,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:14,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:14,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:14,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 157 states and 202 transitions. [2021-10-29 03:26:14,616 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 202 transitions. [2021-10-29 03:26:14,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:26:14,617 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:14,617 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:14,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:14,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:14,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:14,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 159 states and 202 transitions. [2021-10-29 03:26:14,948 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 202 transitions. [2021-10-29 03:26:14,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:26:14,949 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:14,949 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:14,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:14,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:15,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:15,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 156 states and 199 transitions. [2021-10-29 03:26:15,641 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 199 transitions. [2021-10-29 03:26:15,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:26:15,641 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:15,641 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:15,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:15,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:16,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:16,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 162 states and 210 transitions. [2021-10-29 03:26:16,141 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 210 transitions. [2021-10-29 03:26:16,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:26:16,141 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:16,142 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:16,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:16,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:16,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:16,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 165 states and 216 transitions. [2021-10-29 03:26:16,986 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 216 transitions. [2021-10-29 03:26:16,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:26:16,987 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:16,987 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:16,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:17,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:17,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:17,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 164 states and 215 transitions. [2021-10-29 03:26:17,043 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 215 transitions. [2021-10-29 03:26:17,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:26:17,048 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:17,048 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:17,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:17,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:17,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:17,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 165 states and 217 transitions. [2021-10-29 03:26:17,790 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 217 transitions. [2021-10-29 03:26:17,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 03:26:17,790 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:17,791 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:17,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:17,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:19,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:19,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 175 states and 231 transitions. [2021-10-29 03:26:19,202 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 231 transitions. [2021-10-29 03:26:19,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 03:26:19,203 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:19,203 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:19,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:19,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:20,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:20,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 177 states and 235 transitions. [2021-10-29 03:26:20,309 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 235 transitions. [2021-10-29 03:26:20,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 03:26:20,309 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:20,309 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:20,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:20,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:22,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:22,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 179 states and 239 transitions. [2021-10-29 03:26:22,343 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 239 transitions. [2021-10-29 03:26:22,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 03:26:22,343 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:22,343 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:22,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:22,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:22,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:22,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 179 states and 238 transitions. [2021-10-29 03:26:22,890 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 238 transitions. [2021-10-29 03:26:22,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 03:26:22,890 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:22,891 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:22,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:22,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:25,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:25,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 173 states and 228 transitions. [2021-10-29 03:26:25,252 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 228 transitions. [2021-10-29 03:26:25,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 03:26:25,252 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:25,252 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:25,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:25,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:26,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:26,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 180 states and 242 transitions. [2021-10-29 03:26:26,129 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 242 transitions. [2021-10-29 03:26:26,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 03:26:26,129 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:26,130 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:26,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:26,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:27,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:27,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 187 states and 255 transitions. [2021-10-29 03:26:27,009 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 255 transitions. [2021-10-29 03:26:27,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 03:26:27,009 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:27,010 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:27,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:27,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:28,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:28,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 190 states and 258 transitions. [2021-10-29 03:26:28,909 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 258 transitions. [2021-10-29 03:26:28,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-29 03:26:28,909 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:28,909 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:28,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:28,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:32,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:32,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 184 states and 250 transitions. [2021-10-29 03:26:32,379 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 250 transitions. [2021-10-29 03:26:32,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-29 03:26:32,380 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:32,380 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:32,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:32,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:32,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:32,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 185 states and 251 transitions. [2021-10-29 03:26:32,414 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 251 transitions. [2021-10-29 03:26:32,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 03:26:32,414 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:32,414 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:32,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:32,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:32,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:32,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 183 states and 246 transitions. [2021-10-29 03:26:32,776 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 246 transitions. [2021-10-29 03:26:32,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 03:26:32,777 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:32,777 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:32,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:32,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:32,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:32,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 183 states and 244 transitions. [2021-10-29 03:26:32,797 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 244 transitions. [2021-10-29 03:26:32,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 03:26:32,797 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:32,798 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:32,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:32,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:33,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:33,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 185 states and 249 transitions. [2021-10-29 03:26:33,616 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 249 transitions. [2021-10-29 03:26:33,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 03:26:33,616 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:33,616 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:33,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:33,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:33,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:33,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 185 states and 245 transitions. [2021-10-29 03:26:33,637 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 245 transitions. [2021-10-29 03:26:33,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 03:26:33,637 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:33,637 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:33,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:33,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:33,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:33,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 183 states and 242 transitions. [2021-10-29 03:26:33,963 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 242 transitions. [2021-10-29 03:26:33,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 03:26:33,964 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:33,964 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:33,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:33,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:34,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:34,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 187 states and 250 transitions. [2021-10-29 03:26:34,613 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 250 transitions. [2021-10-29 03:26:34,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 03:26:34,614 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:34,614 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:34,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:34,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:35,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:35,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 191 states and 262 transitions. [2021-10-29 03:26:35,601 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 262 transitions. [2021-10-29 03:26:35,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 03:26:35,601 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:35,601 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:35,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:36,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:40,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:40,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 202 states and 282 transitions. [2021-10-29 03:26:40,308 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 282 transitions. [2021-10-29 03:26:40,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 03:26:40,308 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:40,308 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:40,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:40,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:40,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:40,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 208 states and 291 transitions. [2021-10-29 03:26:40,844 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 291 transitions. [2021-10-29 03:26:40,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 03:26:40,845 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:40,845 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:40,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:41,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:42,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:42,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 215 states and 300 transitions. [2021-10-29 03:26:42,592 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 300 transitions. [2021-10-29 03:26:42,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 03:26:42,592 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:42,593 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:42,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:42,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:42,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:42,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 216 states and 301 transitions. [2021-10-29 03:26:42,629 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 301 transitions. [2021-10-29 03:26:42,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 03:26:42,630 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:42,630 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:42,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:42,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:42,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:42,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 217 states and 302 transitions. [2021-10-29 03:26:42,724 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 302 transitions. [2021-10-29 03:26:42,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 03:26:42,725 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:42,725 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:42,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:43,722 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:51,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:51,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 235 states and 334 transitions. [2021-10-29 03:26:51,505 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 334 transitions. [2021-10-29 03:26:51,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 03:26:51,506 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:51,507 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:51,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:51,929 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:52,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:52,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 236 states and 336 transitions. [2021-10-29 03:26:52,228 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 336 transitions. [2021-10-29 03:26:52,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 03:26:52,228 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:52,228 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:52,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:52,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:52,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:52,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 235 states and 335 transitions. [2021-10-29 03:26:52,268 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 335 transitions. [2021-10-29 03:26:52,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 03:26:52,269 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:52,269 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:52,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:52,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:53,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:53,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 236 states and 337 transitions. [2021-10-29 03:26:53,566 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 337 transitions. [2021-10-29 03:26:53,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 03:26:53,566 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:53,567 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:53,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:53,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:53,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:53,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 237 states and 338 transitions. [2021-10-29 03:26:53,603 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 338 transitions. [2021-10-29 03:26:53,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 03:26:53,604 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:53,604 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:53,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:53,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:53,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:53,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 238 states and 341 transitions. [2021-10-29 03:26:53,650 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 341 transitions. [2021-10-29 03:26:53,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 03:26:53,650 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:53,651 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:53,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:54,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:27:03,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:03,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 249 states and 364 transitions. [2021-10-29 03:27:03,819 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 364 transitions. [2021-10-29 03:27:03,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 03:27:03,820 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:27:03,820 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:27:03,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:27:05,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:27:15,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:15,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 260 states and 387 transitions. [2021-10-29 03:27:15,033 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 387 transitions. [2021-10-29 03:27:15,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 03:27:15,034 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:27:15,034 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:27:15,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:27:15,055 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:27:20,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:20,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 269 states and 409 transitions. [2021-10-29 03:27:20,323 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 409 transitions. [2021-10-29 03:27:20,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 03:27:20,324 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:27:20,324 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:27:20,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:27:20,345 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:27:25,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:25,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 278 states and 434 transitions. [2021-10-29 03:27:25,647 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 434 transitions. [2021-10-29 03:27:25,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 03:27:25,647 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:27:25,648 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:27:25,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:27:25,664 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:27:26,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:26,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 279 states and 436 transitions. [2021-10-29 03:27:26,508 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 436 transitions. [2021-10-29 03:27:26,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 03:27:26,509 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:27:26,509 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:27:26,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:27:26,528 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:27:32,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:32,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 287 states and 453 transitions. [2021-10-29 03:27:32,165 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 453 transitions. [2021-10-29 03:27:32,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 03:27:32,165 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:27:32,165 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:27:32,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:27:32,191 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:27:32,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:32,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 288 states and 455 transitions. [2021-10-29 03:27:32,917 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 455 transitions. [2021-10-29 03:27:32,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 03:27:32,918 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:27:32,918 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:27:32,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:27:32,952 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:27:33,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:33,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 289 states and 457 transitions. [2021-10-29 03:27:33,700 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 457 transitions. [2021-10-29 03:27:33,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 03:27:33,701 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:27:33,701 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:27:33,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:27:33,722 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:27:34,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:34,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 290 states and 458 transitions. [2021-10-29 03:27:34,621 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 458 transitions. [2021-10-29 03:27:34,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 03:27:34,621 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:27:34,621 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:27:34,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:27:35,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:27:37,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:37,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 292 states and 462 transitions. [2021-10-29 03:27:37,542 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 462 transitions. [2021-10-29 03:27:37,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 03:27:37,542 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:27:37,542 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:27:37,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:27:38,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:27:41,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:41,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 294 states and 466 transitions. [2021-10-29 03:27:41,767 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 466 transitions. [2021-10-29 03:27:41,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-29 03:27:41,768 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:27:41,768 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:27:41,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:27:41,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:27:42,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:42,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 295 states and 468 transitions. [2021-10-29 03:27:42,691 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 468 transitions. [2021-10-29 03:27:42,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-29 03:27:42,692 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:27:42,692 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:27:42,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:27:42,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:27:43,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:43,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 297 states and 471 transitions. [2021-10-29 03:27:43,840 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 471 transitions. [2021-10-29 03:27:43,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-29 03:27:43,841 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:27:43,841 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:27:43,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:27:43,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:27:43,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:43,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 296 states and 470 transitions. [2021-10-29 03:27:43,876 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 470 transitions. [2021-10-29 03:27:43,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-29 03:27:43,877 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:27:43,877 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:27:43,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:27:43,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:27:43,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:43,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 298 states and 473 transitions. [2021-10-29 03:27:43,923 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 473 transitions. [2021-10-29 03:27:43,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-29 03:27:43,924 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:27:43,925 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:27:43,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:27:46,233 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:27:55,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:55,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 292 states and 465 transitions. [2021-10-29 03:27:55,434 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 465 transitions. [2021-10-29 03:27:55,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-29 03:27:55,434 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:27:55,434 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:27:55,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:27:58,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:28:17,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:28:17,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 304 states and 488 transitions. [2021-10-29 03:28:17,362 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 488 transitions. [2021-10-29 03:28:17,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-29 03:28:17,363 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:28:17,363 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:28:17,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:28:17,384 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:28:17,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:28:17,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 305 states and 490 transitions. [2021-10-29 03:28:17,408 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 490 transitions. [2021-10-29 03:28:17,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-29 03:28:17,409 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:28:17,409 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:28:17,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:28:17,743 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:28:18,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:28:18,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 307 states and 495 transitions. [2021-10-29 03:28:18,981 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 495 transitions. [2021-10-29 03:28:18,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-29 03:28:18,982 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:28:18,982 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:28:18,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:28:20,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:28:26,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:28:26,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 312 states and 503 transitions. [2021-10-29 03:28:26,699 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 503 transitions. [2021-10-29 03:28:26,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-29 03:28:26,699 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:28:26,700 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:28:26,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:28:28,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:28:33,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:28:33,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 314 states and 510 transitions. [2021-10-29 03:28:33,118 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 510 transitions. [2021-10-29 03:28:33,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-29 03:28:33,119 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:28:33,119 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:28:33,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:28:33,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:28:34,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:28:34,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 315 states and 511 transitions. [2021-10-29 03:28:34,026 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 511 transitions. [2021-10-29 03:28:34,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-29 03:28:34,026 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:28:34,027 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:28:34,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:28:34,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:28:35,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:28:35,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 314 states and 508 transitions. [2021-10-29 03:28:35,162 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 508 transitions. [2021-10-29 03:28:35,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-29 03:28:35,162 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:28:35,162 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:28:35,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:28:38,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:28:44,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:28:44,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 317 states and 512 transitions. [2021-10-29 03:28:44,146 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 512 transitions. [2021-10-29 03:28:44,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-29 03:28:44,146 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:28:44,146 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:28:44,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:28:44,161 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:28:44,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:28:44,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 317 states and 508 transitions. [2021-10-29 03:28:44,169 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 508 transitions. [2021-10-29 03:28:44,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-29 03:28:44,170 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:28:44,170 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:28:44,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:28:44,387 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:28:55,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:28:55,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 327 states and 530 transitions. [2021-10-29 03:28:55,036 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 530 transitions. [2021-10-29 03:28:55,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-29 03:28:55,036 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:28:55,036 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:28:55,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:28:55,051 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:28:55,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:28:55,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 328 states and 530 transitions. [2021-10-29 03:28:55,071 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 530 transitions. [2021-10-29 03:28:55,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-29 03:28:55,071 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:28:55,071 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:28:55,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:28:55,304 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:28:56,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:28:56,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 329 states and 531 transitions. [2021-10-29 03:28:56,980 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 531 transitions. [2021-10-29 03:28:56,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-29 03:28:56,981 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:28:56,981 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:28:56,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:28:57,155 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:28:58,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:28:58,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 330 states and 533 transitions. [2021-10-29 03:28:58,286 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 533 transitions. [2021-10-29 03:28:58,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-29 03:28:58,286 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:28:58,287 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:28:58,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:28:58,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:28:59,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:28:59,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 330 states and 532 transitions. [2021-10-29 03:28:59,720 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 532 transitions. [2021-10-29 03:28:59,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-29 03:28:59,721 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:28:59,721 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:28:59,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:28:59,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:29:01,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:29:01,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 331 states and 532 transitions. [2021-10-29 03:29:01,026 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 532 transitions. [2021-10-29 03:29:01,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-29 03:29:01,027 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:29:01,027 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:29:01,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:29:01,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:29:05,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:29:05,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 331 states and 531 transitions. [2021-10-29 03:29:05,620 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 531 transitions. [2021-10-29 03:29:05,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 03:29:05,620 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:29:05,620 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:29:05,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:29:06,166 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:29:33,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:29:33,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 355 states and 575 transitions. [2021-10-29 03:29:33,009 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 575 transitions. [2021-10-29 03:29:33,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 03:29:33,010 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:29:33,010 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:29:33,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:29:33,031 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:29:34,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:29:34,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 356 states and 576 transitions. [2021-10-29 03:29:34,641 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 576 transitions. [2021-10-29 03:29:34,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 03:29:34,645 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:29:34,645 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:29:34,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:29:34,673 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:29:35,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:29:35,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 357 states and 578 transitions. [2021-10-29 03:29:35,994 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 578 transitions. [2021-10-29 03:29:35,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-29 03:29:35,995 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:29:35,995 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:29:36,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:29:39,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:30:13,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:30:13,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 372 states and 605 transitions. [2021-10-29 03:30:13,849 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 605 transitions. [2021-10-29 03:30:13,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-29 03:30:13,850 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:30:13,850 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:30:13,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:30:13,867 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:30:16,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:30:16,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 371 states and 604 transitions. [2021-10-29 03:30:16,463 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 604 transitions. [2021-10-29 03:30:16,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-29 03:30:16,463 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:30:16,464 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:30:16,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:30:16,486 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:30:18,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:30:18,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 373 states and 607 transitions. [2021-10-29 03:30:18,152 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 607 transitions. [2021-10-29 03:30:18,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-29 03:30:18,153 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:30:18,153 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:30:18,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:30:18,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:30:19,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:30:19,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 372 states and 606 transitions. [2021-10-29 03:30:19,878 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 606 transitions. [2021-10-29 03:30:19,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-29 03:30:19,879 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:30:19,879 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:30:19,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:30:20,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:30:24,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:30:24,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 375 states and 609 transitions. [2021-10-29 03:30:24,541 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 609 transitions. [2021-10-29 03:30:24,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-29 03:30:24,542 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:30:24,542 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:30:24,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:30:24,587 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:30:29,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:30:29,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 380 states and 628 transitions. [2021-10-29 03:30:29,608 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 628 transitions. [2021-10-29 03:30:29,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-29 03:30:29,609 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:30:29,609 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:30:29,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:30:29,638 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:30:31,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:30:31,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 380 states and 627 transitions. [2021-10-29 03:30:31,877 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 627 transitions. [2021-10-29 03:30:31,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-29 03:30:31,878 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:30:31,878 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:30:31,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:30:31,896 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:30:48,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:30:48,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 374 states and 619 transitions. [2021-10-29 03:30:48,121 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 619 transitions. [2021-10-29 03:30:48,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-29 03:30:48,121 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:30:48,121 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:30:48,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:30:49,328 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:31:27,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:27,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 401 states and 674 transitions. [2021-10-29 03:31:27,480 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 674 transitions. [2021-10-29 03:31:27,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-29 03:31:27,480 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:27,480 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:27,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:29,404 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:58,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:58,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 416 states and 709 transitions. [2021-10-29 03:31:58,107 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 709 transitions. [2021-10-29 03:31:58,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-29 03:31:58,108 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:58,108 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:58,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:58,132 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:32:01,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:01,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 418 states and 712 transitions. [2021-10-29 03:32:01,231 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 712 transitions. [2021-10-29 03:32:01,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-29 03:32:01,231 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:01,231 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:01,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:01,658 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:32:04,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:04,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 420 states and 716 transitions. [2021-10-29 03:32:04,886 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 716 transitions. [2021-10-29 03:32:04,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-29 03:32:04,886 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:04,887 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:04,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:04,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:32:08,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:08,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 422 states and 719 transitions. [2021-10-29 03:32:08,144 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 719 transitions. [2021-10-29 03:32:08,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-29 03:32:08,145 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:08,145 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:08,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:08,564 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:32:10,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:10,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 423 states and 722 transitions. [2021-10-29 03:32:10,475 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 722 transitions. [2021-10-29 03:32:10,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-29 03:32:10,476 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:10,476 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:10,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:32:10,486 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 03:32:10,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:32:10,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:32:10,581 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 03:32:10,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:32:10,671 WARN L480 CodeCheckObserver]: This program is UNSAFE, Check terminated with 108 iterations. [2021-10-29 03:32:10,727 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 03:32:10 ImpRootNode [2021-10-29 03:32:10,727 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 03:32:10,728 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 03:32:10,728 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 03:32:10,728 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 03:32:10,749 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:26:06" (3/4) ... [2021-10-29 03:32:10,751 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-29 03:32:10,821 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa663543-cc21-4ab9-b1d9-3d8b36ba3324/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 03:32:10,822 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 03:32:10,823 INFO L168 Benchmark]: Toolchain (without parser) took 366524.23 ms. Allocated memory was 96.5 MB in the beginning and 2.0 GB in the end (delta: 1.9 GB). Free memory was 63.3 MB in the beginning and 1.5 GB in the end (delta: -1.4 GB). Peak memory consumption was 498.6 MB. Max. memory is 16.1 GB. [2021-10-29 03:32:10,824 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 96.5 MB. Free memory was 51.2 MB in the beginning and 51.1 MB in the end (delta: 77.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:32:10,824 INFO L168 Benchmark]: CACSL2BoogieTranslator took 689.25 ms. Allocated memory was 96.5 MB in the beginning and 119.5 MB in the end (delta: 23.1 MB). Free memory was 63.1 MB in the beginning and 85.6 MB in the end (delta: -22.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 03:32:10,825 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.66 ms. Allocated memory is still 119.5 MB. Free memory was 85.6 MB in the beginning and 83.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:32:10,826 INFO L168 Benchmark]: Boogie Preprocessor took 61.61 ms. Allocated memory is still 119.5 MB. Free memory was 83.0 MB in the beginning and 80.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:32:10,826 INFO L168 Benchmark]: RCFGBuilder took 1160.69 ms. Allocated memory is still 119.5 MB. Free memory was 80.9 MB in the beginning and 92.1 MB in the end (delta: -11.2 MB). Peak memory consumption was 38.4 MB. Max. memory is 16.1 GB. [2021-10-29 03:32:10,827 INFO L168 Benchmark]: CodeCheck took 364402.53 ms. Allocated memory was 119.5 MB in the beginning and 2.0 GB in the end (delta: 1.9 GB). Free memory was 92.1 MB in the beginning and 1.5 GB in the end (delta: -1.4 GB). Peak memory consumption was 498.7 MB. Max. memory is 16.1 GB. [2021-10-29 03:32:10,827 INFO L168 Benchmark]: Witness Printer took 93.59 ms. Allocated memory is still 2.0 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 03:32:10,831 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, 173 locations, 80 error locations. Started 1 CEGAR loops. OverallTime: 364.3s, OverallIterations: 108, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 754995200 SDtfs, 552281900 SDslu, 723184124 SDs, 0 SdLazy, -1895144798 SolverSat, -458604482 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 124.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 19251 GetRequests, 17534 SyntacticMatches, 473 SemanticMatches, 1244 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 703455 ImplicationChecksByTransitivity, 355.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 34.4s InterpolantComputationTime, 2448 NumberOfCodeBlocks, 2448 NumberOfCodeBlocksAsserted, 108 NumberOfCheckSat, 2306 ConstructedInterpolants, 0 QuantifiedInterpolants, 14260 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 107 InterpolantComputations, 96 PerfectInterpolantSequences, 35/49 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 - CounterExampleResult [Line: 1040]: pointer dereference may fail pointer dereference may fail We found a FailurePath: [L1002] SLL* list = malloc(sizeof(SLL)); [L1003] list->next = ((void*)0) [L1004] COND FALSE !(!(list != ((void*)0))) [L1004] COND FALSE !(__VERIFIER_nondet_int()) [L1004] list->inner = malloc(sizeof(SLL)) [L1004] EXPR list->inner [L1004] list->inner->next = ((void*)0) [L1004] EXPR list->inner [L1004] list->inner->inner = ((void*)0) [L1004] EXPR list->inner [L1004] EXPR list->inner != ((void*)0) || list->inner == ((void*)0) [L1004] COND FALSE !(!(list->inner != ((void*)0) || list->inner == ((void*)0))) [L1006] SLL* end = list; [L1009] COND FALSE !(__VERIFIER_nondet_int()) [L1019] end = ((void*)0) [L1020] end = list [L1023] COND FALSE !(!(((void*)0) != end)) [L1025] COND TRUE ((void*)0) != end [L1027] int len = 0; [L1028] EXPR end->inner [L1028] SLL* inner = end->inner; [L1029] COND TRUE ((void*)0) != inner [L1031] COND TRUE len == 0 [L1032] len = 1 [L1035] COND FALSE !(!(((void*)0) != inner)) [L1036] EXPR inner->inner [L1036] COND FALSE !(!(((void*)0) == inner->inner)) [L1037] EXPR inner->next [L1037] COND FALSE !(!(((void*)0) == inner->next)) [L1038] EXPR inner->inner [L1038] inner = inner->inner [L1039] COND TRUE len == 1 [L1040] inner->inner * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 96.5 MB. Free memory was 51.2 MB in the beginning and 51.1 MB in the end (delta: 77.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 689.25 ms. Allocated memory was 96.5 MB in the beginning and 119.5 MB in the end (delta: 23.1 MB). Free memory was 63.1 MB in the beginning and 85.6 MB in the end (delta: -22.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 103.66 ms. Allocated memory is still 119.5 MB. Free memory was 85.6 MB in the beginning and 83.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 61.61 ms. Allocated memory is still 119.5 MB. Free memory was 83.0 MB in the beginning and 80.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1160.69 ms. Allocated memory is still 119.5 MB. Free memory was 80.9 MB in the beginning and 92.1 MB in the end (delta: -11.2 MB). Peak memory consumption was 38.4 MB. Max. memory is 16.1 GB. * CodeCheck took 364402.53 ms. Allocated memory was 119.5 MB in the beginning and 2.0 GB in the end (delta: 1.9 GB). Free memory was 92.1 MB in the beginning and 1.5 GB in the end (delta: -1.4 GB). Peak memory consumption was 498.7 MB. Max. memory is 16.1 GB. * Witness Printer took 93.59 ms. Allocated memory is still 2.0 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! [2021-10-29 03:32:10,896 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa663543-cc21-4ab9-b1d9-3d8b36ba3324/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...