./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/forester-heap/sll-queue-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66cabeb4-aaca-427f-b9bf-67f174894e9e/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66cabeb4-aaca-427f-b9bf-67f174894e9e/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66cabeb4-aaca-427f-b9bf-67f174894e9e/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66cabeb4-aaca-427f-b9bf-67f174894e9e/bin/ukojak-2xVlg8857e/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/forester-heap/sll-queue-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66cabeb4-aaca-427f-b9bf-67f174894e9e/bin/ukojak-2xVlg8857e/config/svcomp-MemCleanup-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66cabeb4-aaca-427f-b9bf-67f174894e9e/bin/ukojak-2xVlg8857e --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash af4a0e4f738e916feae01fb2c2f056f4ba7834b8a7b8d69765614c5417c16c63 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 23:22:07,843 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:22:07,846 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:22:07,905 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:22:07,906 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:22:07,910 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:22:07,912 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:22:07,916 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:22:07,918 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:22:07,924 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:22:07,925 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:22:07,927 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:22:07,928 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:22:07,931 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:22:07,933 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:22:07,938 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:22:07,940 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:22:07,941 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:22:07,943 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:22:07,951 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:22:07,953 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:22:07,955 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:22:07,958 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:22:07,959 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:22:07,969 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:22:07,969 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:22:07,970 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:22:07,972 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:22:07,972 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:22:07,974 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:22:07,974 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:22:07,975 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:22:07,977 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:22:07,979 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:22:07,980 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:22:07,981 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:22:07,982 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:22:07,982 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:22:07,982 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:22:07,983 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:22:07,984 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:22:07,985 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66cabeb4-aaca-427f-b9bf-67f174894e9e/bin/ukojak-2xVlg8857e/config/svcomp-MemCleanup-32bit-Kojak_Default.epf [2021-11-13 23:22:08,028 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:22:08,028 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:22:08,030 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:22:08,030 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:22:08,030 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:22:08,031 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 23:22:08,031 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 23:22:08,031 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 23:22:08,031 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 23:22:08,032 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:22:08,033 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-13 23:22:08,033 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-13 23:22:08,033 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:22:08,034 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 23:22:08,034 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:22:08,034 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:22:08,034 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:22:08,035 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:22:08,035 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:22:08,035 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:22:08,035 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:22:08,036 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 23:22:08,036 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 23:22:08,036 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_66cabeb4-aaca-427f-b9bf-67f174894e9e/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66cabeb4-aaca-427f-b9bf-67f174894e9e/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> af4a0e4f738e916feae01fb2c2f056f4ba7834b8a7b8d69765614c5417c16c63 [2021-11-13 23:22:08,354 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:22:08,395 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:22:08,397 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:22:08,399 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:22:08,399 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:22:08,401 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66cabeb4-aaca-427f-b9bf-67f174894e9e/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/forester-heap/sll-queue-2.i [2021-11-13 23:22:08,489 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66cabeb4-aaca-427f-b9bf-67f174894e9e/bin/ukojak-2xVlg8857e/data/01a0c793e/fca85331752c46be819b67995b6700c0/FLAGd31694a4d [2021-11-13 23:22:09,027 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:22:09,028 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66cabeb4-aaca-427f-b9bf-67f174894e9e/sv-benchmarks/c/forester-heap/sll-queue-2.i [2021-11-13 23:22:09,054 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66cabeb4-aaca-427f-b9bf-67f174894e9e/bin/ukojak-2xVlg8857e/data/01a0c793e/fca85331752c46be819b67995b6700c0/FLAGd31694a4d [2021-11-13 23:22:09,352 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66cabeb4-aaca-427f-b9bf-67f174894e9e/bin/ukojak-2xVlg8857e/data/01a0c793e/fca85331752c46be819b67995b6700c0 [2021-11-13 23:22:09,354 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:22:09,356 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 23:22:09,360 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:22:09,360 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:22:09,363 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:22:09,364 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:22:09" (1/1) ... [2021-11-13 23:22:09,365 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2dc34f5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:09, skipping insertion in model container [2021-11-13 23:22:09,365 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:22:09" (1/1) ... [2021-11-13 23:22:09,372 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:22:09,439 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:22:09,745 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_66cabeb4-aaca-427f-b9bf-67f174894e9e/sv-benchmarks/c/forester-heap/sll-queue-2.i[22387,22400] [2021-11-13 23:22:09,753 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_66cabeb4-aaca-427f-b9bf-67f174894e9e/sv-benchmarks/c/forester-heap/sll-queue-2.i[22458,22471] [2021-11-13 23:22:09,754 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_66cabeb4-aaca-427f-b9bf-67f174894e9e/sv-benchmarks/c/forester-heap/sll-queue-2.i[22532,22545] [2021-11-13 23:22:09,756 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_66cabeb4-aaca-427f-b9bf-67f174894e9e/sv-benchmarks/c/forester-heap/sll-queue-2.i[22624,22637] [2021-11-13 23:22:09,758 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_66cabeb4-aaca-427f-b9bf-67f174894e9e/sv-benchmarks/c/forester-heap/sll-queue-2.i[22701,22714] [2021-11-13 23:22:09,760 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_66cabeb4-aaca-427f-b9bf-67f174894e9e/sv-benchmarks/c/forester-heap/sll-queue-2.i[22796,22809] [2021-11-13 23:22:09,763 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_66cabeb4-aaca-427f-b9bf-67f174894e9e/sv-benchmarks/c/forester-heap/sll-queue-2.i[22873,22886] [2021-11-13 23:22:09,767 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_66cabeb4-aaca-427f-b9bf-67f174894e9e/sv-benchmarks/c/forester-heap/sll-queue-2.i[22956,22969] [2021-11-13 23:22:09,769 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_66cabeb4-aaca-427f-b9bf-67f174894e9e/sv-benchmarks/c/forester-heap/sll-queue-2.i[23051,23064] [2021-11-13 23:22:09,773 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_66cabeb4-aaca-427f-b9bf-67f174894e9e/sv-benchmarks/c/forester-heap/sll-queue-2.i[23128,23141] [2021-11-13 23:22:09,775 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_66cabeb4-aaca-427f-b9bf-67f174894e9e/sv-benchmarks/c/forester-heap/sll-queue-2.i[23211,23224] [2021-11-13 23:22:09,778 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_66cabeb4-aaca-427f-b9bf-67f174894e9e/sv-benchmarks/c/forester-heap/sll-queue-2.i[23300,23313] [2021-11-13 23:22:09,781 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_66cabeb4-aaca-427f-b9bf-67f174894e9e/sv-benchmarks/c/forester-heap/sll-queue-2.i[23386,23399] [2021-11-13 23:22:09,784 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_66cabeb4-aaca-427f-b9bf-67f174894e9e/sv-benchmarks/c/forester-heap/sll-queue-2.i[23532,23545] [2021-11-13 23:22:09,795 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:22:09,809 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:22:09,881 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_66cabeb4-aaca-427f-b9bf-67f174894e9e/sv-benchmarks/c/forester-heap/sll-queue-2.i[22387,22400] [2021-11-13 23:22:09,882 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_66cabeb4-aaca-427f-b9bf-67f174894e9e/sv-benchmarks/c/forester-heap/sll-queue-2.i[22458,22471] [2021-11-13 23:22:09,886 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_66cabeb4-aaca-427f-b9bf-67f174894e9e/sv-benchmarks/c/forester-heap/sll-queue-2.i[22532,22545] [2021-11-13 23:22:09,896 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_66cabeb4-aaca-427f-b9bf-67f174894e9e/sv-benchmarks/c/forester-heap/sll-queue-2.i[22624,22637] [2021-11-13 23:22:09,897 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_66cabeb4-aaca-427f-b9bf-67f174894e9e/sv-benchmarks/c/forester-heap/sll-queue-2.i[22701,22714] [2021-11-13 23:22:09,898 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_66cabeb4-aaca-427f-b9bf-67f174894e9e/sv-benchmarks/c/forester-heap/sll-queue-2.i[22796,22809] [2021-11-13 23:22:09,899 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_66cabeb4-aaca-427f-b9bf-67f174894e9e/sv-benchmarks/c/forester-heap/sll-queue-2.i[22873,22886] [2021-11-13 23:22:09,900 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_66cabeb4-aaca-427f-b9bf-67f174894e9e/sv-benchmarks/c/forester-heap/sll-queue-2.i[22956,22969] [2021-11-13 23:22:09,900 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_66cabeb4-aaca-427f-b9bf-67f174894e9e/sv-benchmarks/c/forester-heap/sll-queue-2.i[23051,23064] [2021-11-13 23:22:09,901 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_66cabeb4-aaca-427f-b9bf-67f174894e9e/sv-benchmarks/c/forester-heap/sll-queue-2.i[23128,23141] [2021-11-13 23:22:09,902 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_66cabeb4-aaca-427f-b9bf-67f174894e9e/sv-benchmarks/c/forester-heap/sll-queue-2.i[23211,23224] [2021-11-13 23:22:09,903 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_66cabeb4-aaca-427f-b9bf-67f174894e9e/sv-benchmarks/c/forester-heap/sll-queue-2.i[23300,23313] [2021-11-13 23:22:09,904 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_66cabeb4-aaca-427f-b9bf-67f174894e9e/sv-benchmarks/c/forester-heap/sll-queue-2.i[23386,23399] [2021-11-13 23:22:09,905 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_66cabeb4-aaca-427f-b9bf-67f174894e9e/sv-benchmarks/c/forester-heap/sll-queue-2.i[23532,23545] [2021-11-13 23:22:09,907 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:22:09,939 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:22:09,940 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:09 WrapperNode [2021-11-13 23:22:09,940 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:22:09,941 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:22:09,942 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:22:09,942 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:22:09,951 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:09" (1/1) ... [2021-11-13 23:22:09,977 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:09" (1/1) ... [2021-11-13 23:22:10,002 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:22:10,003 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:22:10,003 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:22:10,003 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:22:10,012 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:09" (1/1) ... [2021-11-13 23:22:10,012 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:09" (1/1) ... [2021-11-13 23:22:10,017 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:09" (1/1) ... [2021-11-13 23:22:10,018 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:09" (1/1) ... [2021-11-13 23:22:10,028 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:09" (1/1) ... [2021-11-13 23:22:10,035 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:09" (1/1) ... [2021-11-13 23:22:10,038 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:09" (1/1) ... [2021-11-13 23:22:10,042 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:22:10,043 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:22:10,043 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:22:10,043 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:22:10,058 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:09" (1/1) ... [2021-11-13 23:22:10,065 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:22:10,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66cabeb4-aaca-427f-b9bf-67f174894e9e/bin/ukojak-2xVlg8857e/z3 [2021-11-13 23:22:10,093 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66cabeb4-aaca-427f-b9bf-67f174894e9e/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 23:22:10,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66cabeb4-aaca-427f-b9bf-67f174894e9e/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 23:22:10,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 23:22:10,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 23:22:10,145 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-13 23:22:10,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-13 23:22:10,146 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 23:22:10,146 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-13 23:22:10,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 23:22:10,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 23:22:10,148 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:22:10,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:22:10,884 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:22:10,884 INFO L299 CfgBuilder]: Removed 31 assume(true) statements. [2021-11-13 23:22:10,887 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:22:10 BoogieIcfgContainer [2021-11-13 23:22:10,888 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 23:22:10,889 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 23:22:10,889 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 23:22:10,899 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 23:22:10,899 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:22:10" (1/1) ... [2021-11-13 23:22:10,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:22:10,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:10,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 157 states and 210 transitions. [2021-11-13 23:22:10,969 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 210 transitions. [2021-11-13 23:22:10,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-11-13 23:22:10,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:10,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:11,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:11,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:11,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:11,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 156 states and 209 transitions. [2021-11-13 23:22:11,142 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 209 transitions. [2021-11-13 23:22:11,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-11-13 23:22:11,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:11,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:11,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:11,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:11,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:11,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 155 states and 208 transitions. [2021-11-13 23:22:11,263 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 208 transitions. [2021-11-13 23:22:11,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-13 23:22:11,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:11,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:11,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:11,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:11,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:11,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 154 states and 207 transitions. [2021-11-13 23:22:11,311 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 207 transitions. [2021-11-13 23:22:11,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-13 23:22:11,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:11,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:11,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:11,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:11,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:11,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 153 states and 206 transitions. [2021-11-13 23:22:11,359 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 206 transitions. [2021-11-13 23:22:11,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-13 23:22:11,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:11,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:11,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:11,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:11,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:11,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 153 states and 201 transitions. [2021-11-13 23:22:11,412 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 201 transitions. [2021-11-13 23:22:11,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-13 23:22:11,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:11,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:11,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:11,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:11,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:11,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 156 states and 207 transitions. [2021-11-13 23:22:11,547 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 207 transitions. [2021-11-13 23:22:11,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-13 23:22:11,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:11,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:11,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:11,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:11,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:11,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 159 states and 213 transitions. [2021-11-13 23:22:11,819 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 213 transitions. [2021-11-13 23:22:11,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-13 23:22:11,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:11,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:11,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:11,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:12,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:12,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 162 states and 220 transitions. [2021-11-13 23:22:12,139 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 220 transitions. [2021-11-13 23:22:12,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-13 23:22:12,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:12,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:12,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:12,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:12,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:12,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 161 states and 219 transitions. [2021-11-13 23:22:12,174 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 219 transitions. [2021-11-13 23:22:12,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-13 23:22:12,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:12,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:12,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:12,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:12,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:12,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 162 states and 221 transitions. [2021-11-13 23:22:12,493 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 221 transitions. [2021-11-13 23:22:12,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 23:22:12,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:12,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:12,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:12,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:12,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:12,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 164 states and 225 transitions. [2021-11-13 23:22:12,944 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 225 transitions. [2021-11-13 23:22:12,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 23:22:12,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:12,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:12,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:13,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:13,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:13,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 166 states and 229 transitions. [2021-11-13 23:22:13,569 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 229 transitions. [2021-11-13 23:22:13,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 23:22:13,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:13,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:13,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:13,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:13,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:13,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 166 states and 225 transitions. [2021-11-13 23:22:13,604 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 225 transitions. [2021-11-13 23:22:13,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 23:22:13,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:13,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:13,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:13,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:14,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:14,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 171 states and 234 transitions. [2021-11-13 23:22:14,054 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 234 transitions. [2021-11-13 23:22:14,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 23:22:14,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:14,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:14,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:14,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:14,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:14,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 170 states and 233 transitions. [2021-11-13 23:22:14,089 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 233 transitions. [2021-11-13 23:22:14,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 23:22:14,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:14,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:14,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:14,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:14,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:14,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 172 states and 236 transitions. [2021-11-13 23:22:14,159 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 236 transitions. [2021-11-13 23:22:14,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 23:22:14,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:14,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:14,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:14,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:14,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:14,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 180 states and 253 transitions. [2021-11-13 23:22:14,634 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 253 transitions. [2021-11-13 23:22:14,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 23:22:14,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:14,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:14,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:14,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:15,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:15,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 188 states and 271 transitions. [2021-11-13 23:22:15,478 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 271 transitions. [2021-11-13 23:22:15,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 23:22:15,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:15,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:15,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:15,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:15,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:15,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 188 states and 267 transitions. [2021-11-13 23:22:15,497 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 267 transitions. [2021-11-13 23:22:15,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 23:22:15,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:15,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:15,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:15,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:15,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:15,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 189 states and 268 transitions. [2021-11-13 23:22:15,624 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 268 transitions. [2021-11-13 23:22:15,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 23:22:15,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:15,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:15,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:15,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:16,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:16,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 193 states and 275 transitions. [2021-11-13 23:22:16,253 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 275 transitions. [2021-11-13 23:22:16,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 23:22:16,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:16,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:16,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:16,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:16,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:16,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 193 states and 271 transitions. [2021-11-13 23:22:16,279 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 271 transitions. [2021-11-13 23:22:16,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 23:22:16,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:16,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:16,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:16,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:16,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:16,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 194 states and 272 transitions. [2021-11-13 23:22:16,326 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 272 transitions. [2021-11-13 23:22:16,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 23:22:16,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:16,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:16,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:16,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:16,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:16,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 200 states and 282 transitions. [2021-11-13 23:22:16,962 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 282 transitions. [2021-11-13 23:22:16,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 23:22:16,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:16,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:16,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:16,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:16,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:16,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 200 states and 281 transitions. [2021-11-13 23:22:16,986 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 281 transitions. [2021-11-13 23:22:16,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 23:22:16,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:16,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:16,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:17,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:18,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:18,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 207 states and 293 transitions. [2021-11-13 23:22:18,724 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 293 transitions. [2021-11-13 23:22:18,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-13 23:22:18,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:18,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:18,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:18,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:18,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:18,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 211 states and 301 transitions. [2021-11-13 23:22:18,765 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 301 transitions. [2021-11-13 23:22:18,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-13 23:22:18,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:18,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:18,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:18,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:18,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:18,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 215 states and 309 transitions. [2021-11-13 23:22:18,851 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 309 transitions. [2021-11-13 23:22:18,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-13 23:22:18,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:18,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:18,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:18,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:19,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:19,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 221 states and 321 transitions. [2021-11-13 23:22:19,294 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 321 transitions. [2021-11-13 23:22:19,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-13 23:22:19,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:19,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:19,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:19,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:19,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:19,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 221 states and 319 transitions. [2021-11-13 23:22:19,314 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 319 transitions. [2021-11-13 23:22:19,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 23:22:19,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:19,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:19,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:19,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:19,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:19,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 222 states and 320 transitions. [2021-11-13 23:22:19,578 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 320 transitions. [2021-11-13 23:22:19,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 23:22:19,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:19,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:19,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:19,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:21,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:21,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 232 states and 339 transitions. [2021-11-13 23:22:21,862 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 339 transitions. [2021-11-13 23:22:21,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-13 23:22:21,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:21,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:21,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:22,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:25,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:25,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 246 states and 365 transitions. [2021-11-13 23:22:25,691 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 365 transitions. [2021-11-13 23:22:25,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-13 23:22:25,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:25,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:25,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:25,718 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:26,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:26,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 250 states and 371 transitions. [2021-11-13 23:22:26,272 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 371 transitions. [2021-11-13 23:22:26,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-13 23:22:26,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:26,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:26,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:26,327 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:26,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:26,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 254 states and 378 transitions. [2021-11-13 23:22:26,835 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 378 transitions. [2021-11-13 23:22:26,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:22:26,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:26,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:26,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:26,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:27,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:27,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 257 states and 386 transitions. [2021-11-13 23:22:27,641 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 386 transitions. [2021-11-13 23:22:27,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:22:27,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:27,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:27,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:27,661 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:22:27,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:27,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 260 states and 388 transitions. [2021-11-13 23:22:27,804 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 388 transitions. [2021-11-13 23:22:27,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:22:27,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:27,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:27,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:28,251 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:34,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:34,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 277 states and 425 transitions. [2021-11-13 23:22:34,222 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 425 transitions. [2021-11-13 23:22:34,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:22:34,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:34,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:34,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:34,363 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:37,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:37,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 285 states and 441 transitions. [2021-11-13 23:22:37,778 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 441 transitions. [2021-11-13 23:22:37,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:22:37,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:37,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:37,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:37,808 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:38,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:38,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 286 states and 444 transitions. [2021-11-13 23:22:38,110 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 444 transitions. [2021-11-13 23:22:38,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:22:38,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:38,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:38,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:38,279 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:38,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:38,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 287 states and 445 transitions. [2021-11-13 23:22:38,668 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 445 transitions. [2021-11-13 23:22:38,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:22:38,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:38,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:38,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:38,830 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:39,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:39,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 288 states and 447 transitions. [2021-11-13 23:22:39,159 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 447 transitions. [2021-11-13 23:22:39,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:39,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:39,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:39,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:39,178 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:22:39,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:39,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 291 states and 453 transitions. [2021-11-13 23:22:39,351 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 453 transitions. [2021-11-13 23:22:39,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:22:39,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:39,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:39,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:39,775 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:43,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:43,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 310 states and 485 transitions. [2021-11-13 23:22:43,591 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 485 transitions. [2021-11-13 23:22:43,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:22:43,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:43,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:43,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:44,186 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:48,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:48,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 327 states and 517 transitions. [2021-11-13 23:22:48,301 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 517 transitions. [2021-11-13 23:22:48,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:22:48,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:48,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:48,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:48,480 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:50,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:50,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 336 states and 529 transitions. [2021-11-13 23:22:50,536 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 529 transitions. [2021-11-13 23:22:50,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:22:50,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:50,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:50,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:50,556 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:22:50,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:50,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 335 states and 528 transitions. [2021-11-13 23:22:50,575 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 528 transitions. [2021-11-13 23:22:50,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:22:50,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:50,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:50,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:50,611 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:22:50,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:50,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 337 states and 532 transitions. [2021-11-13 23:22:50,632 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 532 transitions. [2021-11-13 23:22:50,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 23:22:50,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:50,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:50,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:50,652 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:52,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:52,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 342 states and 542 transitions. [2021-11-13 23:22:52,474 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 542 transitions. [2021-11-13 23:22:52,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 23:22:52,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:52,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:52,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:54,010 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:00,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:00,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 360 states and 573 transitions. [2021-11-13 23:23:00,615 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 573 transitions. [2021-11-13 23:23:00,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 23:23:00,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:00,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:00,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:00,636 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:23:02,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:02,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 366 states and 581 transitions. [2021-11-13 23:23:02,144 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 581 transitions. [2021-11-13 23:23:02,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:23:02,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:02,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:02,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:02,170 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:23:03,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:03,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 371 states and 587 transitions. [2021-11-13 23:23:03,832 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 587 transitions. [2021-11-13 23:23:03,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 23:23:03,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:03,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:03,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:03,870 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:23:04,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:04,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 373 states and 590 transitions. [2021-11-13 23:23:04,524 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 590 transitions. [2021-11-13 23:23:04,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 23:23:04,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:04,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:04,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:04,540 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:23:05,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:05,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 374 states and 591 transitions. [2021-11-13 23:23:05,468 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 591 transitions. [2021-11-13 23:23:05,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 23:23:05,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:05,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:05,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:05,487 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:07,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:07,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 376 states and 594 transitions. [2021-11-13 23:23:07,733 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 594 transitions. [2021-11-13 23:23:07,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 23:23:07,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:07,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:07,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:07,756 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:07,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:07,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 377 states and 600 transitions. [2021-11-13 23:23:07,857 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 600 transitions. [2021-11-13 23:23:07,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 23:23:07,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:07,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:07,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:07,947 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:23:09,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:09,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 380 states and 604 transitions. [2021-11-13 23:23:09,016 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 604 transitions. [2021-11-13 23:23:09,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:23:09,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:09,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:09,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:10,423 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:16,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:16,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 399 states and 642 transitions. [2021-11-13 23:23:16,002 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 642 transitions. [2021-11-13 23:23:16,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:23:16,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:16,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:16,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:17,731 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:28,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:28,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 424 states and 691 transitions. [2021-11-13 23:23:28,085 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 691 transitions. [2021-11-13 23:23:28,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-13 23:23:28,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:28,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:28,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:28,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:23:35,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:35,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 445 states and 725 transitions. [2021-11-13 23:23:35,307 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 725 transitions. [2021-11-13 23:23:35,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-13 23:23:35,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:35,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:35,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:35,332 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:23:37,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:37,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 447 states and 731 transitions. [2021-11-13 23:23:37,329 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 731 transitions. [2021-11-13 23:23:37,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-13 23:23:37,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:37,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:37,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:37,615 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:23:37,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:37,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 448 states and 732 transitions. [2021-11-13 23:23:37,880 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 732 transitions. [2021-11-13 23:23:37,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:23:37,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:37,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:37,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:37,907 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:41,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:41,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 453 states and 746 transitions. [2021-11-13 23:23:41,119 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 746 transitions. [2021-11-13 23:23:41,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:23:41,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:41,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:41,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:44,067 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:55,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:55,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 475 states and 787 transitions. [2021-11-13 23:23:55,850 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 787 transitions. [2021-11-13 23:23:55,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:23:55,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:55,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:55,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:56,071 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:23:57,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:57,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 480 states and 795 transitions. [2021-11-13 23:23:57,913 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 795 transitions. [2021-11-13 23:23:57,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:23:57,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:57,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:57,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:57,933 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:23:59,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:59,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 485 states and 802 transitions. [2021-11-13 23:23:59,908 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 802 transitions. [2021-11-13 23:23:59,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:23:59,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:59,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:59,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:59,929 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-13 23:24:00,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:00,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 487 states and 808 transitions. [2021-11-13 23:24:00,247 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 808 transitions. [2021-11-13 23:24:00,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:24:00,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:00,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:00,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:00,272 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:24:01,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:01,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 492 states and 815 transitions. [2021-11-13 23:24:01,202 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 815 transitions. [2021-11-13 23:24:01,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:24:01,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:01,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:01,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:01,222 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:24:02,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:02,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 497 states and 822 transitions. [2021-11-13 23:24:02,492 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 822 transitions. [2021-11-13 23:24:02,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:24:02,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:02,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:02,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:02,513 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-13 23:24:02,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:02,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 498 states and 824 transitions. [2021-11-13 23:24:02,846 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 824 transitions. [2021-11-13 23:24:02,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:24:02,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:02,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:02,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:02,873 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-13 23:24:03,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:03,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 499 states and 825 transitions. [2021-11-13 23:24:03,233 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 825 transitions. [2021-11-13 23:24:03,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 23:24:03,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:03,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:03,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:03,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:24:04,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:04,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 502 states and 829 transitions. [2021-11-13 23:24:04,145 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 829 transitions. [2021-11-13 23:24:04,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 23:24:04,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:04,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:04,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:05,987 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:09,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:09,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 505 states and 846 transitions. [2021-11-13 23:24:09,047 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 846 transitions. [2021-11-13 23:24:09,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 23:24:09,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:09,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:09,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:09,070 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:24:12,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:12,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 515 states and 859 transitions. [2021-11-13 23:24:12,257 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 859 transitions. [2021-11-13 23:24:12,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 23:24:12,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:12,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:12,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:12,537 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:24:14,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:14,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 524 states and 872 transitions. [2021-11-13 23:24:14,997 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 872 transitions. [2021-11-13 23:24:14,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 23:24:14,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:14,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:15,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:16,203 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:20,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:20,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 534 states and 885 transitions. [2021-11-13 23:24:20,552 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 885 transitions. [2021-11-13 23:24:20,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 23:24:20,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:20,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:20,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:20,573 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-13 23:24:20,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:20,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 532 states and 882 transitions. [2021-11-13 23:24:20,603 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 882 transitions. [2021-11-13 23:24:20,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 23:24:20,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:20,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:20,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:20,635 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-13 23:24:20,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:20,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 534 states and 887 transitions. [2021-11-13 23:24:20,670 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 887 transitions. [2021-11-13 23:24:20,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:24:20,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:20,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:20,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:21,202 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:24:29,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:29,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 544 states and 909 transitions. [2021-11-13 23:24:29,758 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 909 transitions. [2021-11-13 23:24:29,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:24:29,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:29,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:29,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:29,776 ERROR L253 erpolLogProxyWrapper]: Interpolant 6 not inductive [2021-11-13 23:24:29,783 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-13 23:24:29,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:29,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-13 23:24:29,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:29,987 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:29,988 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:24:31,860 INFO L354 Elim1Store]: treesize reduction 120, result has 23.6 percent of original size [2021-11-13 23:24:31,861 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 42 treesize of output 67 [2021-11-13 23:24:32,809 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 53 [2021-11-13 23:24:34,414 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-13 23:24:34,415 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 63 [2021-11-13 23:24:35,529 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-13 23:24:35,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 81 [2021-11-13 23:24:42,799 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-13 23:24:42,800 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 55 [2021-11-13 23:24:44,137 INFO L354 Elim1Store]: treesize reduction 116, result has 26.1 percent of original size [2021-11-13 23:24:44,138 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 57 treesize of output 86 [2021-11-13 23:24:44,762 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:25:21,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:21,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1000 states to 577 states and 1000 transitions. [2021-11-13 23:25:21,845 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 1000 transitions. [2021-11-13 23:25:21,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:25:21,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:21,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:21,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:21,865 ERROR L253 erpolLogProxyWrapper]: Interpolant 6 not inductive [2021-11-13 23:25:21,871 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-13 23:25:21,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:21,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-13 23:25:21,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:21,946 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:25:21,947 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:25:22,367 INFO L354 Elim1Store]: treesize reduction 120, result has 23.6 percent of original size [2021-11-13 23:25:22,368 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 42 treesize of output 67 [2021-11-13 23:25:22,665 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 53 [2021-11-13 23:25:23,068 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-13 23:25:23,068 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 63 [2021-11-13 23:25:24,014 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-13 23:25:24,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 81 [2021-11-13 23:25:29,418 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-13 23:25:29,419 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 55 [2021-11-13 23:25:30,160 INFO L354 Elim1Store]: treesize reduction 116, result has 26.1 percent of original size [2021-11-13 23:25:30,160 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 57 treesize of output 86 [2021-11-13 23:25:30,334 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:25:30,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:30,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1000 states to 577 states and 1000 transitions. [2021-11-13 23:25:30,424 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 1000 transitions. [2021-11-13 23:25:30,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:25:30,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:30,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:30,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:30,452 ERROR L253 erpolLogProxyWrapper]: Interpolant 6 not inductive [2021-11-13 23:25:30,458 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-13 23:25:30,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:30,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-13 23:25:30,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:30,526 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:25:30,527 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:25:31,170 INFO L354 Elim1Store]: treesize reduction 120, result has 23.6 percent of original size [2021-11-13 23:25:31,170 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 42 treesize of output 67 [2021-11-13 23:25:31,682 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 53 [2021-11-13 23:25:32,491 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-13 23:25:32,491 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 63 [2021-11-13 23:25:33,899 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-13 23:25:33,899 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 81 [2021-11-13 23:25:40,095 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-13 23:25:40,096 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 55 [2021-11-13 23:25:40,820 INFO L354 Elim1Store]: treesize reduction 116, result has 26.1 percent of original size [2021-11-13 23:25:40,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 57 treesize of output 86 [2021-11-13 23:25:41,139 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:25:41,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:41,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1000 states to 577 states and 1000 transitions. [2021-11-13 23:25:41,214 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 1000 transitions. [2021-11-13 23:25:41,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:25:41,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:41,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:41,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:41,231 ERROR L253 erpolLogProxyWrapper]: Interpolant 6 not inductive [2021-11-13 23:25:41,237 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-13 23:25:41,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:41,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-13 23:25:41,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:41,317 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:25:41,317 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:25:41,986 INFO L354 Elim1Store]: treesize reduction 120, result has 23.6 percent of original size [2021-11-13 23:25:41,986 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 42 treesize of output 67 [2021-11-13 23:25:42,485 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 53 [2021-11-13 23:25:43,319 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-13 23:25:43,319 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 63 [2021-11-13 23:25:44,695 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-13 23:25:44,696 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 81 [2021-11-13 23:25:51,002 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-13 23:25:51,002 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 55 [2021-11-13 23:25:51,747 INFO L354 Elim1Store]: treesize reduction 116, result has 26.1 percent of original size [2021-11-13 23:25:51,748 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 57 treesize of output 86 [2021-11-13 23:25:52,118 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:25:52,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:52,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1000 states to 577 states and 1000 transitions. [2021-11-13 23:25:52,202 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 1000 transitions. [2021-11-13 23:25:52,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:25:52,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:52,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:52,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:52,221 ERROR L253 erpolLogProxyWrapper]: Interpolant 6 not inductive [2021-11-13 23:25:52,227 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-13 23:25:52,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:52,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-13 23:25:52,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:52,305 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:25:52,305 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:25:52,957 INFO L354 Elim1Store]: treesize reduction 120, result has 23.6 percent of original size [2021-11-13 23:25:52,957 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 42 treesize of output 67 [2021-11-13 23:25:53,466 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 53 [2021-11-13 23:25:54,262 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-13 23:25:54,263 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 63 [2021-11-13 23:25:55,116 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-13 23:25:55,117 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 81 [2021-11-13 23:26:01,853 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-13 23:26:01,853 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 55 [2021-11-13 23:26:02,581 INFO L354 Elim1Store]: treesize reduction 116, result has 26.1 percent of original size [2021-11-13 23:26:02,581 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 57 treesize of output 86 [2021-11-13 23:26:02,844 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:26:14,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:14,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 583 states and 1031 transitions. [2021-11-13 23:26:14,345 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 1031 transitions. [2021-11-13 23:26:14,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:26:14,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:14,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:14,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:14,365 ERROR L253 erpolLogProxyWrapper]: Interpolant 6 not inductive [2021-11-13 23:26:14,371 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-13 23:26:14,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:14,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-13 23:26:14,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:14,448 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:14,448 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:26:14,908 INFO L354 Elim1Store]: treesize reduction 120, result has 23.6 percent of original size [2021-11-13 23:26:14,909 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 42 treesize of output 67 [2021-11-13 23:26:15,206 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 53 [2021-11-13 23:26:15,591 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-13 23:26:15,591 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 63 [2021-11-13 23:26:16,516 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-13 23:26:16,516 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 81 [2021-11-13 23:26:23,593 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-13 23:26:23,593 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 55 [2021-11-13 23:26:24,620 INFO L354 Elim1Store]: treesize reduction 116, result has 26.1 percent of original size [2021-11-13 23:26:24,620 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 57 treesize of output 86 [2021-11-13 23:26:24,782 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:26:24,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:24,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 583 states and 1031 transitions. [2021-11-13 23:26:24,848 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 1031 transitions. [2021-11-13 23:26:24,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:26:24,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:24,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:24,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:25,081 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:26:27,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:27,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 584 states and 1034 transitions. [2021-11-13 23:26:27,090 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 1034 transitions. [2021-11-13 23:26:27,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:26:27,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:27,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:27,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:27,331 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:26:28,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:28,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 585 states and 1043 transitions. [2021-11-13 23:26:28,987 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 1043 transitions. [2021-11-13 23:26:28,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:26:28,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:28,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:28,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:29,004 ERROR L253 erpolLogProxyWrapper]: Interpolant 6 not inductive [2021-11-13 23:26:29,010 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-13 23:26:29,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:29,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-13 23:26:29,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:29,086 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:29,087 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:26:29,471 INFO L354 Elim1Store]: treesize reduction 120, result has 23.6 percent of original size [2021-11-13 23:26:29,472 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 42 treesize of output 67 [2021-11-13 23:26:29,741 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 53 [2021-11-13 23:26:30,108 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-13 23:26:30,109 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 63 [2021-11-13 23:26:30,551 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-13 23:26:30,552 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 81 [2021-11-13 23:26:35,439 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-13 23:26:35,439 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 55 [2021-11-13 23:26:36,129 INFO L354 Elim1Store]: treesize reduction 116, result has 26.1 percent of original size [2021-11-13 23:26:36,129 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 57 treesize of output 86 [2021-11-13 23:26:36,253 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:26:36,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:36,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 585 states and 1043 transitions. [2021-11-13 23:26:36,298 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 1043 transitions. [2021-11-13 23:26:36,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:26:36,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:36,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:36,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:36,519 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:26:36,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:36,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 585 states and 1043 transitions. [2021-11-13 23:26:36,542 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 1043 transitions. [2021-11-13 23:26:36,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:26:36,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:36,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:36,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:36,566 ERROR L253 erpolLogProxyWrapper]: Interpolant 6 not inductive [2021-11-13 23:26:36,572 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-13 23:26:36,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:36,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-13 23:26:36,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:36,657 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:36,657 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:26:37,204 INFO L354 Elim1Store]: treesize reduction 120, result has 23.6 percent of original size [2021-11-13 23:26:37,204 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 42 treesize of output 67 [2021-11-13 23:26:37,633 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 53 [2021-11-13 23:26:38,323 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-13 23:26:38,323 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 63 [2021-11-13 23:26:39,026 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-13 23:26:39,027 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 81 [2021-11-13 23:26:46,072 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-13 23:26:46,072 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 55 [2021-11-13 23:26:46,660 INFO L354 Elim1Store]: treesize reduction 116, result has 26.1 percent of original size [2021-11-13 23:26:46,660 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 57 treesize of output 86 [2021-11-13 23:26:46,777 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:26:46,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:46,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 585 states and 1043 transitions. [2021-11-13 23:26:46,822 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 1043 transitions. [2021-11-13 23:26:46,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:26:46,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:46,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:46,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:47,044 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:26:47,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:47,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 585 states and 1043 transitions. [2021-11-13 23:26:47,063 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 1043 transitions. [2021-11-13 23:26:47,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:26:47,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:47,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:47,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:47,078 ERROR L253 erpolLogProxyWrapper]: Interpolant 6 not inductive [2021-11-13 23:26:47,084 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-13 23:26:47,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:47,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-13 23:26:47,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:47,154 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:47,154 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:26:47,678 INFO L354 Elim1Store]: treesize reduction 120, result has 23.6 percent of original size [2021-11-13 23:26:47,679 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 42 treesize of output 67 [2021-11-13 23:26:48,080 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 53 [2021-11-13 23:26:48,725 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-13 23:26:48,725 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 63 [2021-11-13 23:26:49,389 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-13 23:26:49,389 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 81 [2021-11-13 23:26:57,450 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-13 23:26:57,451 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 55 [2021-11-13 23:26:57,985 INFO L354 Elim1Store]: treesize reduction 116, result has 26.1 percent of original size [2021-11-13 23:26:57,985 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 57 treesize of output 86 [2021-11-13 23:26:58,074 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:26:58,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:58,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 585 states and 1043 transitions. [2021-11-13 23:26:58,119 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 1043 transitions. [2021-11-13 23:26:58,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:26:58,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:58,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:58,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:58,374 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:26:58,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:58,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 585 states and 1043 transitions. [2021-11-13 23:26:58,403 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 1043 transitions. [2021-11-13 23:26:58,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:26:58,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:58,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:58,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:58,421 ERROR L253 erpolLogProxyWrapper]: Interpolant 6 not inductive [2021-11-13 23:26:58,430 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-13 23:26:58,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:58,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-13 23:26:58,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:58,499 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:58,500 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:26:59,049 INFO L354 Elim1Store]: treesize reduction 120, result has 23.6 percent of original size [2021-11-13 23:26:59,050 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 42 treesize of output 67 [2021-11-13 23:26:59,499 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 53 [2021-11-13 23:27:00,053 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-13 23:27:00,053 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 63 [2021-11-13 23:27:00,643 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-13 23:27:00,643 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 81 [2021-11-13 23:27:09,396 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-13 23:27:09,396 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 55 [2021-11-13 23:27:10,792 INFO L354 Elim1Store]: treesize reduction 116, result has 26.1 percent of original size [2021-11-13 23:27:10,793 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 57 treesize of output 86 [2021-11-13 23:27:10,871 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:27:10,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:10,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 585 states and 1043 transitions. [2021-11-13 23:27:10,924 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 1043 transitions. [2021-11-13 23:27:10,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:27:10,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:10,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:10,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:10,939 ERROR L253 erpolLogProxyWrapper]: Interpolant 6 not inductive [2021-11-13 23:27:10,945 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-13 23:27:10,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:10,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-13 23:27:10,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:11,021 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:27:11,022 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:27:11,485 INFO L354 Elim1Store]: treesize reduction 120, result has 23.6 percent of original size [2021-11-13 23:27:11,485 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 42 treesize of output 67 [2021-11-13 23:27:11,792 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 53 [2021-11-13 23:27:12,164 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-13 23:27:12,164 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 63 [2021-11-13 23:27:12,620 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-13 23:27:12,620 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 81 [2021-11-13 23:27:19,460 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-13 23:27:19,460 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 55 [2021-11-13 23:27:20,509 INFO L354 Elim1Store]: treesize reduction 116, result has 26.1 percent of original size [2021-11-13 23:27:20,509 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 57 treesize of output 86 [2021-11-13 23:27:20,695 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:27:20,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:20,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 585 states and 1043 transitions. [2021-11-13 23:27:20,748 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 1043 transitions. [2021-11-13 23:27:20,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:27:20,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:20,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:20,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:20,762 ERROR L253 erpolLogProxyWrapper]: Interpolant 6 not inductive [2021-11-13 23:27:20,768 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-13 23:27:20,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:20,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-13 23:27:20,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:20,850 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:27:20,850 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:27:21,740 INFO L354 Elim1Store]: treesize reduction 120, result has 23.6 percent of original size [2021-11-13 23:27:21,740 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 42 treesize of output 67 [2021-11-13 23:27:22,454 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 53 [2021-11-13 23:27:23,559 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-13 23:27:23,559 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 63 [2021-11-13 23:27:24,562 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-13 23:27:24,562 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 81 [2021-11-13 23:27:30,048 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-13 23:27:30,048 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 55 [2021-11-13 23:27:30,886 INFO L354 Elim1Store]: treesize reduction 116, result has 26.1 percent of original size [2021-11-13 23:27:30,886 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 57 treesize of output 86 [2021-11-13 23:27:31,241 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:27:31,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:31,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 585 states and 1043 transitions. [2021-11-13 23:27:31,287 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 1043 transitions. [2021-11-13 23:27:31,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:27:31,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:31,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:31,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:31,300 ERROR L253 erpolLogProxyWrapper]: Interpolant 6 not inductive [2021-11-13 23:27:31,305 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-13 23:27:31,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:31,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-13 23:27:31,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:31,378 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:27:31,379 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:27:32,120 INFO L354 Elim1Store]: treesize reduction 120, result has 23.6 percent of original size [2021-11-13 23:27:32,120 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 42 treesize of output 67 [2021-11-13 23:27:32,687 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 53 [2021-11-13 23:27:33,630 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-13 23:27:33,630 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 63 [2021-11-13 23:27:35,151 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-13 23:27:35,151 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 81 [2021-11-13 23:27:42,632 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-13 23:27:42,632 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 55 [2021-11-13 23:27:43,293 INFO L354 Elim1Store]: treesize reduction 116, result has 26.1 percent of original size [2021-11-13 23:27:43,294 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 57 treesize of output 86 [2021-11-13 23:27:43,411 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:27:43,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:43,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 585 states and 1043 transitions. [2021-11-13 23:27:43,464 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 1043 transitions. [2021-11-13 23:27:43,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:27:43,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:43,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:43,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:43,479 ERROR L253 erpolLogProxyWrapper]: Interpolant 6 not inductive [2021-11-13 23:27:43,484 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-13 23:27:43,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:43,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-13 23:27:43,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:43,553 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:27:43,554 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:27:44,253 INFO L354 Elim1Store]: treesize reduction 120, result has 23.6 percent of original size [2021-11-13 23:27:44,254 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 42 treesize of output 67 [2021-11-13 23:27:44,712 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 53 [2021-11-13 23:27:45,412 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-13 23:27:45,412 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 63 [2021-11-13 23:27:46,684 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-13 23:27:46,685 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 81 [2021-11-13 23:27:56,522 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-13 23:27:56,522 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 55 [2021-11-13 23:27:57,018 INFO L354 Elim1Store]: treesize reduction 116, result has 26.1 percent of original size [2021-11-13 23:27:57,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 57 treesize of output 86 [2021-11-13 23:27:57,205 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:27:57,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:57,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 585 states and 1043 transitions. [2021-11-13 23:27:57,268 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 1043 transitions. [2021-11-13 23:27:57,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:27:57,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:57,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:57,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:58,155 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:28:12,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:12,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 592 states and 1088 transitions. [2021-11-13 23:28:12,129 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 1088 transitions. [2021-11-13 23:28:12,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:28:12,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:12,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:12,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:12,411 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:28:22,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:22,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 598 states and 1122 transitions. [2021-11-13 23:28:22,906 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 1122 transitions. [2021-11-13 23:28:22,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:28:22,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:22,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:22,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:23,207 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:28:35,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:35,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 604 states and 1166 transitions. [2021-11-13 23:28:35,176 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1166 transitions. [2021-11-13 23:28:35,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:28:35,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:35,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:35,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:35,190 ERROR L253 erpolLogProxyWrapper]: Interpolant 6 not inductive [2021-11-13 23:28:35,195 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-13 23:28:35,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:35,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-13 23:28:35,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:28:35,260 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:28:35,260 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:28:35,601 INFO L354 Elim1Store]: treesize reduction 120, result has 23.6 percent of original size [2021-11-13 23:28:35,601 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 42 treesize of output 67 [2021-11-13 23:28:35,856 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 53 [2021-11-13 23:28:36,199 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-13 23:28:36,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 63 [2021-11-13 23:28:36,614 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-13 23:28:36,615 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 81 [2021-11-13 23:28:41,132 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-13 23:28:41,133 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 55 [2021-11-13 23:28:41,790 INFO L354 Elim1Store]: treesize reduction 116, result has 26.1 percent of original size [2021-11-13 23:28:41,791 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 57 treesize of output 86 [2021-11-13 23:28:41,897 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:28:41,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:41,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 604 states and 1166 transitions. [2021-11-13 23:28:41,943 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1166 transitions. [2021-11-13 23:28:41,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:28:41,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:41,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:41,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:41,957 ERROR L253 erpolLogProxyWrapper]: Interpolant 6 not inductive [2021-11-13 23:28:41,962 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-13 23:28:42,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:42,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-13 23:28:42,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:28:42,041 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:28:42,041 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:28:42,626 INFO L354 Elim1Store]: treesize reduction 120, result has 23.6 percent of original size [2021-11-13 23:28:42,626 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 42 treesize of output 67 [2021-11-13 23:28:43,070 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 53 [2021-11-13 23:28:43,781 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-13 23:28:43,782 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 63 [2021-11-13 23:28:45,061 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-13 23:28:45,062 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 81 [2021-11-13 23:28:53,646 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-13 23:28:53,646 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 55 [2021-11-13 23:28:54,147 INFO L354 Elim1Store]: treesize reduction 116, result has 26.1 percent of original size [2021-11-13 23:28:54,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 57 treesize of output 86 [2021-11-13 23:28:54,233 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:28:54,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:54,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 604 states and 1166 transitions. [2021-11-13 23:28:54,286 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1166 transitions. [2021-11-13 23:28:54,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:28:54,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:54,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:54,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:54,302 ERROR L253 erpolLogProxyWrapper]: Interpolant 6 not inductive [2021-11-13 23:28:54,307 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-13 23:28:54,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:54,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-13 23:28:54,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:28:54,374 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:28:54,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:28:54,896 INFO L354 Elim1Store]: treesize reduction 120, result has 23.6 percent of original size [2021-11-13 23:28:54,897 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 42 treesize of output 67 [2021-11-13 23:28:55,245 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 53 [2021-11-13 23:28:55,751 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-13 23:28:55,751 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 63 [2021-11-13 23:28:56,818 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-13 23:28:56,818 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 81 [2021-11-13 23:29:05,607 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-13 23:29:05,608 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 55 [2021-11-13 23:29:07,114 INFO L354 Elim1Store]: treesize reduction 116, result has 26.1 percent of original size [2021-11-13 23:29:07,114 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 57 treesize of output 86 [2021-11-13 23:29:07,527 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:29:07,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:07,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 604 states and 1166 transitions. [2021-11-13 23:29:07,590 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1166 transitions. [2021-11-13 23:29:07,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:29:07,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:07,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:07,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:07,788 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:29:07,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:07,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 604 states and 1166 transitions. [2021-11-13 23:29:07,806 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1166 transitions. [2021-11-13 23:29:07,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:29:07,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:07,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:07,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:07,822 ERROR L253 erpolLogProxyWrapper]: Interpolant 6 not inductive [2021-11-13 23:29:07,827 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-13 23:29:07,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:07,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-13 23:29:07,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:29:07,891 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:29:07,891 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:29:08,304 INFO L354 Elim1Store]: treesize reduction 120, result has 23.6 percent of original size [2021-11-13 23:29:08,304 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 42 treesize of output 67 [2021-11-13 23:29:08,627 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 53 [2021-11-13 23:29:09,086 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-13 23:29:09,087 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 63 [2021-11-13 23:29:10,113 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-13 23:29:10,114 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 81 [2021-11-13 23:29:17,911 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-13 23:29:17,911 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 55 [2021-11-13 23:29:19,106 INFO L354 Elim1Store]: treesize reduction 116, result has 26.1 percent of original size [2021-11-13 23:29:19,106 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 57 treesize of output 86 [2021-11-13 23:29:19,306 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:29:19,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:19,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 604 states and 1166 transitions. [2021-11-13 23:29:19,355 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1166 transitions. [2021-11-13 23:29:19,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:29:19,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:19,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:19,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:19,564 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:29:19,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:19,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 604 states and 1166 transitions. [2021-11-13 23:29:19,583 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1166 transitions. [2021-11-13 23:29:19,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:29:19,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:19,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:19,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:19,596 ERROR L253 erpolLogProxyWrapper]: Interpolant 6 not inductive [2021-11-13 23:29:19,601 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-13 23:29:19,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:19,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-13 23:29:19,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:29:19,675 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:29:19,675 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:29:20,777 INFO L354 Elim1Store]: treesize reduction 120, result has 23.6 percent of original size [2021-11-13 23:29:20,777 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 42 treesize of output 67 [2021-11-13 23:29:21,685 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 53 [2021-11-13 23:29:22,007 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-13 23:29:22,007 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 63 [2021-11-13 23:29:22,881 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-13 23:29:22,882 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 81 [2021-11-13 23:29:29,408 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-13 23:29:29,408 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 55 [2021-11-13 23:29:30,356 INFO L354 Elim1Store]: treesize reduction 116, result has 26.1 percent of original size [2021-11-13 23:29:30,356 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 57 treesize of output 86 [2021-11-13 23:29:30,759 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:29:30,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:30,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 604 states and 1166 transitions. [2021-11-13 23:29:30,807 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1166 transitions. [2021-11-13 23:29:30,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:29:30,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:30,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:30,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:30,823 ERROR L253 erpolLogProxyWrapper]: Interpolant 6 not inductive [2021-11-13 23:29:30,828 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-13 23:29:30,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:30,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-13 23:29:30,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:29:30,914 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:29:30,915 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:29:31,847 INFO L354 Elim1Store]: treesize reduction 120, result has 23.6 percent of original size [2021-11-13 23:29:31,847 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 42 treesize of output 67 [2021-11-13 23:29:32,481 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 53 [2021-11-13 23:29:33,552 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-13 23:29:33,553 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 63 [2021-11-13 23:29:34,597 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-13 23:29:34,597 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 81 [2021-11-13 23:29:41,207 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-13 23:29:41,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 55 [2021-11-13 23:29:41,945 INFO L354 Elim1Store]: treesize reduction 116, result has 26.1 percent of original size [2021-11-13 23:29:41,945 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 57 treesize of output 86 [2021-11-13 23:29:42,267 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:29:42,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:42,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 604 states and 1166 transitions. [2021-11-13 23:29:42,325 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1166 transitions. [2021-11-13 23:29:42,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:29:42,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:42,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:42,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:42,339 ERROR L253 erpolLogProxyWrapper]: Interpolant 6 not inductive [2021-11-13 23:29:42,344 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-13 23:29:42,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:42,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-13 23:29:42,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:29:42,413 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:29:42,414 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:29:43,083 INFO L354 Elim1Store]: treesize reduction 120, result has 23.6 percent of original size [2021-11-13 23:29:43,083 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 42 treesize of output 67 [2021-11-13 23:29:43,596 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 53 [2021-11-13 23:29:44,412 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-13 23:29:44,413 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 63 [2021-11-13 23:29:45,295 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-13 23:29:45,296 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 81 [2021-11-13 23:29:54,803 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-13 23:29:54,803 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 55 [2021-11-13 23:29:55,352 INFO L354 Elim1Store]: treesize reduction 116, result has 26.1 percent of original size [2021-11-13 23:29:55,352 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 57 treesize of output 86 [2021-11-13 23:29:55,448 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:29:55,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:55,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 604 states and 1166 transitions. [2021-11-13 23:29:55,495 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1166 transitions. [2021-11-13 23:29:55,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:29:55,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:55,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:55,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:55,506 ERROR L253 erpolLogProxyWrapper]: Interpolant 6 not inductive [2021-11-13 23:29:55,511 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-13 23:29:55,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:55,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-13 23:29:55,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:29:55,583 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:29:55,584 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:29:56,063 INFO L354 Elim1Store]: treesize reduction 120, result has 23.6 percent of original size [2021-11-13 23:29:56,063 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 42 treesize of output 67 [2021-11-13 23:29:56,441 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 53 [2021-11-13 23:29:56,980 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-13 23:29:56,981 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 63 [2021-11-13 23:29:57,593 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-13 23:29:57,593 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 81 [2021-11-13 23:30:06,459 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-13 23:30:06,459 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 55 [2021-11-13 23:30:07,796 INFO L354 Elim1Store]: treesize reduction 116, result has 26.1 percent of original size [2021-11-13 23:30:07,796 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 57 treesize of output 86 [2021-11-13 23:30:08,025 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:30:08,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:08,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 604 states and 1166 transitions. [2021-11-13 23:30:08,079 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1166 transitions. [2021-11-13 23:30:08,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:30:08,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:08,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:08,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:08,093 ERROR L253 erpolLogProxyWrapper]: Interpolant 6 not inductive [2021-11-13 23:30:08,098 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-13 23:30:08,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:08,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-13 23:30:08,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:08,179 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:30:08,179 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:30:08,709 INFO L354 Elim1Store]: treesize reduction 120, result has 23.6 percent of original size [2021-11-13 23:30:08,709 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 42 treesize of output 67 [2021-11-13 23:30:08,960 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 53 [2021-11-13 23:30:09,397 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-13 23:30:09,397 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 63 [2021-11-13 23:30:09,810 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-13 23:30:09,810 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 81 [2021-11-13 23:30:16,226 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-13 23:30:16,226 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 55 [2021-11-13 23:30:17,176 INFO L354 Elim1Store]: treesize reduction 116, result has 26.1 percent of original size [2021-11-13 23:30:17,176 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 57 treesize of output 86 [2021-11-13 23:30:17,336 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:30:17,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:17,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 604 states and 1166 transitions. [2021-11-13 23:30:17,390 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1166 transitions. [2021-11-13 23:30:17,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:30:17,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:17,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:17,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:17,404 ERROR L253 erpolLogProxyWrapper]: Interpolant 6 not inductive [2021-11-13 23:30:17,409 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-13 23:30:17,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:17,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-13 23:30:17,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:17,486 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:30:17,486 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:30:18,349 INFO L354 Elim1Store]: treesize reduction 120, result has 23.6 percent of original size [2021-11-13 23:30:18,350 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 42 treesize of output 67 [2021-11-13 23:30:19,061 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 53 [2021-11-13 23:30:20,107 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-13 23:30:20,107 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 63 [2021-11-13 23:30:21,151 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-13 23:30:21,151 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 81 [2021-11-13 23:30:27,058 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-13 23:30:27,058 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 55 [2021-11-13 23:30:27,774 INFO L354 Elim1Store]: treesize reduction 116, result has 26.1 percent of original size [2021-11-13 23:30:27,775 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 57 treesize of output 86 [2021-11-13 23:30:27,889 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:30:27,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:27,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 604 states and 1166 transitions. [2021-11-13 23:30:27,942 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1166 transitions. [2021-11-13 23:30:27,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:30:27,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:27,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:27,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:27,956 ERROR L253 erpolLogProxyWrapper]: Interpolant 6 not inductive [2021-11-13 23:30:27,961 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-13 23:30:27,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:27,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-13 23:30:27,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:28,025 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:30:28,025 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:30:28,659 INFO L354 Elim1Store]: treesize reduction 120, result has 23.6 percent of original size [2021-11-13 23:30:28,660 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 42 treesize of output 67 [2021-11-13 23:30:29,144 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 53 [2021-11-13 23:30:29,922 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-13 23:30:29,922 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 63 [2021-11-13 23:30:30,744 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-13 23:30:30,745 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 81 [2021-11-13 23:30:40,244 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-13 23:30:40,244 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 55 [2021-11-13 23:30:40,825 INFO L354 Elim1Store]: treesize reduction 116, result has 26.1 percent of original size [2021-11-13 23:30:40,825 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 57 treesize of output 86 [2021-11-13 23:30:40,925 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:30:40,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:40,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 604 states and 1166 transitions. [2021-11-13 23:30:40,974 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1166 transitions. [2021-11-13 23:30:40,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:30:40,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:40,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:40,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:40,988 ERROR L253 erpolLogProxyWrapper]: Interpolant 6 not inductive [2021-11-13 23:30:40,991 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-13 23:30:41,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:41,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-13 23:30:41,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:41,061 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:30:41,061 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:30:41,562 INFO L354 Elim1Store]: treesize reduction 120, result has 23.6 percent of original size [2021-11-13 23:30:41,563 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 42 treesize of output 67 [2021-11-13 23:30:41,949 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 53 [2021-11-13 23:30:42,504 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-13 23:30:42,504 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 63 [2021-11-13 23:30:43,657 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-13 23:30:43,658 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 81 [2021-11-13 23:30:53,570 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-13 23:30:53,570 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 55 [2021-11-13 23:30:55,134 INFO L354 Elim1Store]: treesize reduction 116, result has 26.1 percent of original size [2021-11-13 23:30:55,134 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 57 treesize of output 86 [2021-11-13 23:30:55,215 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:30:55,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:55,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 604 states and 1166 transitions. [2021-11-13 23:30:55,274 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1166 transitions. [2021-11-13 23:30:55,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:30:55,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:55,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:55,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:55,289 ERROR L253 erpolLogProxyWrapper]: Interpolant 6 not inductive [2021-11-13 23:30:55,294 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-13 23:30:55,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:55,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-13 23:30:55,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:55,363 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:30:55,364 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:30:55,736 INFO L354 Elim1Store]: treesize reduction 120, result has 23.6 percent of original size [2021-11-13 23:30:55,737 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 42 treesize of output 67 [2021-11-13 23:30:56,062 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 53 [2021-11-13 23:30:56,451 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-13 23:30:56,452 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 63 [2021-11-13 23:30:57,398 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-13 23:30:57,399 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 81 [2021-11-13 23:31:04,550 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-13 23:31:04,550 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 55 [2021-11-13 23:31:05,622 INFO L354 Elim1Store]: treesize reduction 116, result has 26.1 percent of original size [2021-11-13 23:31:05,622 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 57 treesize of output 86 [2021-11-13 23:31:05,828 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:31:05,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:05,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 604 states and 1166 transitions. [2021-11-13 23:31:05,879 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1166 transitions. [2021-11-13 23:31:05,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:31:05,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:05,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:05,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:05,890 ERROR L253 erpolLogProxyWrapper]: Interpolant 6 not inductive [2021-11-13 23:31:05,893 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-13 23:31:05,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:05,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-13 23:31:05,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:05,958 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:31:05,958 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:31:06,907 INFO L354 Elim1Store]: treesize reduction 120, result has 23.6 percent of original size [2021-11-13 23:31:06,907 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 42 treesize of output 67 [2021-11-13 23:31:07,618 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 53 [2021-11-13 23:31:08,784 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-13 23:31:08,784 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 63 [2021-11-13 23:31:09,771 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-13 23:31:09,772 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 81 [2021-11-13 23:31:15,406 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-13 23:31:15,406 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 55 [2021-11-13 23:31:16,272 INFO L354 Elim1Store]: treesize reduction 116, result has 26.1 percent of original size [2021-11-13 23:31:16,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 57 treesize of output 86 [2021-11-13 23:31:16,596 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:31:16,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:16,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 604 states and 1166 transitions. [2021-11-13 23:31:16,650 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1166 transitions. [2021-11-13 23:31:16,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:31:16,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:16,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:16,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:16,664 ERROR L253 erpolLogProxyWrapper]: Interpolant 6 not inductive [2021-11-13 23:31:16,669 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-13 23:31:16,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:16,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-13 23:31:16,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:16,736 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:31:16,736 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:31:17,526 INFO L354 Elim1Store]: treesize reduction 120, result has 23.6 percent of original size [2021-11-13 23:31:17,527 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 42 treesize of output 67 [2021-11-13 23:31:18,182 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 53 [2021-11-13 23:31:19,183 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-13 23:31:19,183 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 63 [2021-11-13 23:31:20,230 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-13 23:31:20,230 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 81 [2021-11-13 23:31:28,977 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-13 23:31:28,978 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 55 [2021-11-13 23:31:29,634 INFO L354 Elim1Store]: treesize reduction 116, result has 26.1 percent of original size [2021-11-13 23:31:29,634 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 57 treesize of output 86 [2021-11-13 23:31:29,739 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:31:29,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:29,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 604 states and 1166 transitions. [2021-11-13 23:31:29,791 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1166 transitions. [2021-11-13 23:31:29,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:31:29,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:29,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:29,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:29,806 ERROR L253 erpolLogProxyWrapper]: Interpolant 6 not inductive [2021-11-13 23:31:29,811 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-13 23:31:29,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:29,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-13 23:31:29,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:29,887 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:31:29,887 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:31:30,446 INFO L354 Elim1Store]: treesize reduction 120, result has 23.6 percent of original size [2021-11-13 23:31:30,446 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 42 treesize of output 67 [2021-11-13 23:31:30,898 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 53 [2021-11-13 23:31:31,578 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-13 23:31:31,578 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 63 [2021-11-13 23:31:32,319 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-13 23:31:32,319 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 81 [2021-11-13 23:31:43,564 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-13 23:31:43,565 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 55 [2021-11-13 23:31:44,296 INFO L354 Elim1Store]: treesize reduction 116, result has 26.1 percent of original size [2021-11-13 23:31:44,296 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 57 treesize of output 86 [2021-11-13 23:31:44,386 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:31:44,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:44,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 604 states and 1166 transitions. [2021-11-13 23:31:44,444 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1166 transitions. [2021-11-13 23:31:44,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:31:44,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:44,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:44,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:44,457 ERROR L253 erpolLogProxyWrapper]: Interpolant 6 not inductive [2021-11-13 23:31:44,462 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-13 23:31:44,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:44,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-13 23:31:44,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:44,529 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:31:44,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:31:44,943 INFO L354 Elim1Store]: treesize reduction 120, result has 23.6 percent of original size [2021-11-13 23:31:44,944 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 42 treesize of output 67 [2021-11-13 23:31:45,258 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 53 [2021-11-13 23:31:45,669 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-13 23:31:45,669 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 63 [2021-11-13 23:31:46,665 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-13 23:31:46,665 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 81 [2021-11-13 23:31:54,311 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-13 23:31:54,311 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 55 [2021-11-13 23:31:55,432 INFO L354 Elim1Store]: treesize reduction 116, result has 26.1 percent of original size [2021-11-13 23:31:55,432 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 57 treesize of output 86 [2021-11-13 23:31:55,596 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:31:55,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:55,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 604 states and 1166 transitions. [2021-11-13 23:31:55,644 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1166 transitions. [2021-11-13 23:31:55,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:31:55,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:55,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:55,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:55,658 ERROR L253 erpolLogProxyWrapper]: Interpolant 6 not inductive [2021-11-13 23:31:55,663 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-13 23:31:55,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:55,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-13 23:31:55,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:55,727 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:31:55,728 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:31:56,593 INFO L354 Elim1Store]: treesize reduction 120, result has 23.6 percent of original size [2021-11-13 23:31:56,594 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 42 treesize of output 67 [2021-11-13 23:31:57,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 53 [2021-11-13 23:31:58,114 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-13 23:31:58,114 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 63 [2021-11-13 23:31:58,926 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-13 23:31:58,926 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 81 [2021-11-13 23:32:04,638 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-13 23:32:04,638 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 55 [2021-11-13 23:32:05,487 INFO L354 Elim1Store]: treesize reduction 116, result has 26.1 percent of original size [2021-11-13 23:32:05,488 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 57 treesize of output 86 [2021-11-13 23:32:05,831 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:32:05,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:05,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 604 states and 1166 transitions. [2021-11-13 23:32:05,885 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1166 transitions. [2021-11-13 23:32:05,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:32:05,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:05,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:05,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:05,896 ERROR L253 erpolLogProxyWrapper]: Interpolant 6 not inductive [2021-11-13 23:32:05,901 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-13 23:32:05,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:05,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-13 23:32:05,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:05,984 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:32:05,984 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:32:06,729 INFO L354 Elim1Store]: treesize reduction 120, result has 23.6 percent of original size [2021-11-13 23:32:06,730 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 42 treesize of output 67 [2021-11-13 23:32:07,305 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 53 [2021-11-13 23:32:08,255 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-13 23:32:08,255 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 63 [2021-11-13 23:32:09,770 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-13 23:32:09,770 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 81 [2021-11-13 23:32:15,844 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-13 23:32:15,844 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 55 [2021-11-13 23:32:16,534 INFO L354 Elim1Store]: treesize reduction 116, result has 26.1 percent of original size [2021-11-13 23:32:16,534 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 57 treesize of output 86 [2021-11-13 23:32:16,664 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:32:16,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:16,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 604 states and 1166 transitions. [2021-11-13 23:32:16,709 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1166 transitions. [2021-11-13 23:32:16,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:32:16,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:16,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:16,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:17,071 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:32:17,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:17,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 604 states and 1166 transitions. [2021-11-13 23:32:17,146 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1166 transitions. [2021-11-13 23:32:17,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:32:17,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:17,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:17,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:17,509 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:32:29,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:29,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:32:29,011 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:32:29,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:32:29,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:29,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:29,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:29,371 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:32:29,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:29,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:32:29,445 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:32:29,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:32:29,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:29,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:29,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:29,796 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:32:29,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:29,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:32:29,846 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:32:29,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:32:29,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:29,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:29,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:30,204 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:32:30,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:30,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:32:30,276 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:32:30,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:32:30,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:30,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:30,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:30,634 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:32:30,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:30,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:32:30,708 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:32:30,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:32:30,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:30,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:30,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:30,990 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:32:31,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:31,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:32:31,041 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:32:31,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:32:31,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:31,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:31,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:31,342 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:32:31,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:31,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:32:31,391 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:32:31,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:32:31,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:31,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:31,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:31,716 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:32:31,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:31,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:32:31,767 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:32:31,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:32:31,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:31,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:31,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:32,101 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:32:32,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:32,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:32:32,165 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:32:32,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:32:32,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:32,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:32,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:32,440 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:32:32,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:32,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:32:32,557 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:32:32,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:32:32,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:32,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:32,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:32,839 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:32:32,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:32,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:32:32,888 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:32:32,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:32:32,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:32,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:32,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:32,902 ERROR L253 erpolLogProxyWrapper]: Interpolant 6 not inductive [2021-11-13 23:32:32,906 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-13 23:32:32,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:32,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-13 23:32:32,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:32,964 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:32:32,964 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:32:33,330 INFO L354 Elim1Store]: treesize reduction 120, result has 23.6 percent of original size [2021-11-13 23:32:33,330 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 42 treesize of output 67 [2021-11-13 23:32:33,590 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 53 [2021-11-13 23:32:33,942 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-13 23:32:33,943 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 63 [2021-11-13 23:32:34,822 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-13 23:32:34,822 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 81 [2021-11-13 23:32:41,393 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-13 23:32:41,394 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 55 [2021-11-13 23:32:42,362 INFO L354 Elim1Store]: treesize reduction 116, result has 26.1 percent of original size [2021-11-13 23:32:42,363 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 57 treesize of output 86 [2021-11-13 23:32:42,522 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:32:42,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:42,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:32:42,575 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:32:42,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:32:42,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:42,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:42,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:42,878 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:32:42,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:42,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:32:42,931 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:32:42,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:32:42,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:42,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:42,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:43,144 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:32:43,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:43,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:32:43,163 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:32:43,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:32:43,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:43,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:43,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:43,176 ERROR L253 erpolLogProxyWrapper]: Interpolant 6 not inductive [2021-11-13 23:32:43,181 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-13 23:32:43,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:43,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-13 23:32:43,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:43,242 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:32:43,242 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:32:44,063 INFO L354 Elim1Store]: treesize reduction 120, result has 23.6 percent of original size [2021-11-13 23:32:44,063 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 42 treesize of output 67 [2021-11-13 23:32:44,774 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 53 [2021-11-13 23:32:45,120 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-13 23:32:45,120 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 63 [2021-11-13 23:32:45,475 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-13 23:32:45,476 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 81 [2021-11-13 23:32:52,017 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-13 23:32:52,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 55 [2021-11-13 23:32:53,002 INFO L354 Elim1Store]: treesize reduction 116, result has 26.1 percent of original size [2021-11-13 23:32:53,002 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 57 treesize of output 86 [2021-11-13 23:32:53,173 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:32:53,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:53,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:32:53,224 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:32:53,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:32:53,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:53,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:53,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:53,539 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:32:53,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:53,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:32:53,594 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:32:53,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:32:53,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:53,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:53,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:53,979 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:32:54,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:54,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:32:54,035 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:32:54,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:32:54,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:54,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:54,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:54,361 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:32:54,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:54,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:32:54,416 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:32:54,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:32:54,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:54,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:54,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:54,730 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:32:54,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:54,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:32:54,786 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:32:54,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:32:54,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:54,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:54,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:55,102 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:32:55,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:55,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:32:55,157 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:32:55,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:32:55,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:55,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:55,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:55,493 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:32:55,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:55,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:32:55,549 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:32:55,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:32:55,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:55,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:55,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:55,949 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:32:56,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:56,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:32:56,022 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:32:56,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:32:56,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:56,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:56,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:56,370 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:32:56,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:56,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:32:56,513 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:32:56,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:32:56,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:56,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:56,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:56,805 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:32:56,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:56,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:32:56,861 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:32:56,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:32:56,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:56,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:56,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:57,149 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:32:57,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:57,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:32:57,203 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:32:57,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:32:57,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:57,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:57,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:57,482 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:32:57,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:57,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:32:57,536 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:32:57,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:32:57,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:57,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:57,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:57,816 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:32:57,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:57,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:32:57,870 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:32:57,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:32:57,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:57,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:57,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:58,148 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:32:58,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:58,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:32:58,203 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:32:58,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:32:58,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:58,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:58,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:58,485 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:32:58,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:58,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:32:58,539 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:32:58,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:32:58,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:58,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:58,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:58,848 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:32:58,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:58,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:32:58,910 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:32:58,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:32:58,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:58,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:58,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:59,345 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:32:59,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:59,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:32:59,432 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:32:59,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:32:59,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:59,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:59,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:59,824 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:32:59,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:59,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:32:59,895 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:32:59,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:32:59,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:59,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:59,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:00,216 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:33:00,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:00,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:33:00,276 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:33:00,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:33:00,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:00,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:00,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:00,586 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:33:00,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:00,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:33:00,644 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:33:00,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:33:00,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:00,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:00,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:00,957 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:33:01,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:01,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:33:01,010 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:33:01,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:33:01,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:01,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:01,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:01,294 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:33:01,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:01,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:33:01,351 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:33:01,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:33:01,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:01,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:01,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:01,640 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:33:01,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:01,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:33:01,694 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:33:01,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:33:01,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:01,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:01,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:01,992 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:33:02,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:02,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:33:02,048 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:33:02,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:33:02,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:02,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:02,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:02,338 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:33:02,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:02,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:33:02,393 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:33:02,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:33:02,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:02,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:02,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:02,679 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:33:02,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:02,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:33:02,735 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:33:02,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:33:02,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:02,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:02,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:03,031 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:33:03,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:03,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:33:03,085 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:33:03,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:33:03,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:03,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:03,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:03,411 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:33:03,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:03,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:33:03,468 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:33:03,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:33:03,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:03,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:03,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:03,760 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:33:03,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:03,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:33:03,816 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:33:03,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:33:03,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:03,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:03,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:04,145 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:33:04,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:04,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:33:04,203 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:33:04,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:33:04,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:04,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:04,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:04,493 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:33:04,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:04,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:33:04,548 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:33:04,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:33:04,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:04,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:04,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:04,900 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:33:04,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:04,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:33:04,955 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:33:04,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:33:04,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:04,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:04,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:05,238 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:33:05,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:05,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:33:05,291 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:33:05,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:33:05,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:05,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:05,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:05,571 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:33:05,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:05,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:33:05,625 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:33:05,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:33:05,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:05,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:05,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:05,906 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:33:05,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:05,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:33:05,959 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:33:05,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:33:05,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:05,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:05,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:06,237 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:33:06,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:06,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:33:06,291 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:33:06,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:33:06,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:06,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:06,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:06,568 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:33:06,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:06,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:33:06,621 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:33:06,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:33:06,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:06,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:06,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:06,900 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:33:06,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:06,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:33:06,953 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:33:06,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:33:06,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:06,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:06,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:07,242 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:33:07,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:07,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:33:07,305 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:33:07,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:33:07,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:07,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:07,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:07,609 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:33:07,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:07,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:33:07,673 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:33:07,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:33:07,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:07,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:07,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:07,987 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:33:08,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:08,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:33:08,040 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:33:08,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:33:08,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:08,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:08,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:08,318 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:33:08,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:08,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:33:08,368 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:33:08,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:33:08,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:08,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:08,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:08,645 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:33:08,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:08,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:33:08,696 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:33:08,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:33:08,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:08,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:08,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:08,983 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:33:09,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:09,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:33:09,036 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:33:09,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:33:09,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:09,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:09,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:09,334 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:33:09,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:09,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:33:09,387 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:33:09,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:33:09,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:09,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:09,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:09,400 ERROR L253 erpolLogProxyWrapper]: Interpolant 6 not inductive [2021-11-13 23:33:09,403 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-13 23:33:09,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:09,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-13 23:33:09,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:09,461 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:33:09,461 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:33:09,840 INFO L354 Elim1Store]: treesize reduction 120, result has 23.6 percent of original size [2021-11-13 23:33:09,840 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 42 treesize of output 67 [2021-11-13 23:33:10,128 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 53 [2021-11-13 23:33:10,540 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-13 23:33:10,540 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 63 [2021-11-13 23:33:11,521 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-13 23:33:11,521 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 81 [2021-11-13 23:33:16,430 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-13 23:33:16,431 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 55 [2021-11-13 23:33:17,144 INFO L354 Elim1Store]: treesize reduction 116, result has 26.1 percent of original size [2021-11-13 23:33:17,144 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 57 treesize of output 86 [2021-11-13 23:33:17,412 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:33:17,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:17,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:33:17,470 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:33:17,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:33:17,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:17,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:17,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:17,479 ERROR L253 erpolLogProxyWrapper]: Interpolant 6 not inductive [2021-11-13 23:33:17,482 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-13 23:33:17,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:17,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-13 23:33:17,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:17,541 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:33:17,542 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:33:18,172 INFO L354 Elim1Store]: treesize reduction 120, result has 23.6 percent of original size [2021-11-13 23:33:18,172 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 42 treesize of output 67 [2021-11-13 23:33:18,681 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 53 [2021-11-13 23:33:19,427 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-13 23:33:19,427 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 63 [2021-11-13 23:33:20,206 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-13 23:33:20,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 81 [2021-11-13 23:33:30,851 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-13 23:33:30,851 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 55 [2021-11-13 23:33:31,321 INFO L354 Elim1Store]: treesize reduction 116, result has 26.1 percent of original size [2021-11-13 23:33:31,322 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 57 treesize of output 86 [2021-11-13 23:33:31,523 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:33:31,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:31,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:33:31,571 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:33:31,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:33:31,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:31,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:31,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:31,584 ERROR L253 erpolLogProxyWrapper]: Interpolant 6 not inductive [2021-11-13 23:33:31,588 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-13 23:33:31,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:31,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-13 23:33:31,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:31,648 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:33:31,648 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:33:32,065 INFO L354 Elim1Store]: treesize reduction 120, result has 23.6 percent of original size [2021-11-13 23:33:32,065 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 42 treesize of output 67 [2021-11-13 23:33:32,393 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 53 [2021-11-13 23:33:32,856 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-13 23:33:32,856 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 63 [2021-11-13 23:33:33,869 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-13 23:33:33,870 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 81 [2021-11-13 23:33:41,784 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-13 23:33:41,785 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 55 [2021-11-13 23:33:42,978 INFO L354 Elim1Store]: treesize reduction 116, result has 26.1 percent of original size [2021-11-13 23:33:42,978 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 57 treesize of output 86 [2021-11-13 23:33:43,188 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:33:43,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:43,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:33:43,241 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:33:43,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:33:43,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:43,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:43,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:43,250 ERROR L253 erpolLogProxyWrapper]: Interpolant 6 not inductive [2021-11-13 23:33:43,255 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-13 23:33:43,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:43,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-13 23:33:43,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:43,322 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:33:43,323 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:33:44,237 INFO L354 Elim1Store]: treesize reduction 120, result has 23.6 percent of original size [2021-11-13 23:33:44,237 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 42 treesize of output 67 [2021-11-13 23:33:44,695 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 53 [2021-11-13 23:33:45,006 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-13 23:33:45,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 63 [2021-11-13 23:33:45,372 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-13 23:33:45,372 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 81 [2021-11-13 23:33:51,829 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-13 23:33:51,829 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 55 [2021-11-13 23:33:52,835 INFO L354 Elim1Store]: treesize reduction 116, result has 26.1 percent of original size [2021-11-13 23:33:52,835 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 57 treesize of output 86 [2021-11-13 23:33:53,214 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:33:53,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:53,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:33:53,258 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:33:53,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:33:53,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:53,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:53,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:53,267 ERROR L253 erpolLogProxyWrapper]: Interpolant 6 not inductive [2021-11-13 23:33:53,271 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-13 23:33:53,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:53,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-13 23:33:53,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:53,344 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:33:53,344 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:33:54,220 INFO L354 Elim1Store]: treesize reduction 120, result has 23.6 percent of original size [2021-11-13 23:33:54,220 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 42 treesize of output 67 [2021-11-13 23:33:54,906 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 53 [2021-11-13 23:33:56,029 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-13 23:33:56,030 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 63 [2021-11-13 23:33:57,151 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-13 23:33:57,151 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 81 [2021-11-13 23:34:04,118 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-13 23:34:04,118 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 55 [2021-11-13 23:34:04,811 INFO L354 Elim1Store]: treesize reduction 116, result has 26.1 percent of original size [2021-11-13 23:34:04,811 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 57 treesize of output 86 [2021-11-13 23:34:04,927 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:34:04,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:34:04,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 610 states and 1221 transitions. [2021-11-13 23:34:04,981 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1221 transitions. [2021-11-13 23:34:04,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:34:04,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:34:04,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:34:04,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:34:04,990 ERROR L253 erpolLogProxyWrapper]: Interpolant 6 not inductive [2021-11-13 23:34:04,993 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-13 23:34:05,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:34:05,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-13 23:34:05,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:34:05,051 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:34:05,051 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:34:05,695 INFO L354 Elim1Store]: treesize reduction 120, result has 23.6 percent of original size [2021-11-13 23:34:05,696 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 42 treesize of output 67 [2021-11-13 23:34:06,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 53 [2021-11-13 23:34:06,907 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-13 23:34:06,908 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 63 [2021-11-13 23:34:07,666 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-13 23:34:07,666 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 81