./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44fc9c21-f71e-4534-ad98-f0cc4ccb2aa5/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44fc9c21-f71e-4534-ad98-f0cc4ccb2aa5/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44fc9c21-f71e-4534-ad98-f0cc4ccb2aa5/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44fc9c21-f71e-4534-ad98-f0cc4ccb2aa5/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44fc9c21-f71e-4534-ad98-f0cc4ccb2aa5/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44fc9c21-f71e-4534-ad98-f0cc4ccb2aa5/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8374eced2cbda6aab489eb004cb8e41f23aad88b98cd5c6913f13583171f2c3f --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:54:06,572 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:54:06,575 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:54:06,611 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:54:06,611 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:54:06,613 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:54:06,614 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:54:06,617 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:54:06,619 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:54:06,621 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:54:06,622 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:54:06,624 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:54:06,624 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:54:06,626 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:54:06,627 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:54:06,629 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:54:06,630 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:54:06,631 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:54:06,633 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:54:06,636 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:54:06,638 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:54:06,641 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:54:06,643 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:54:06,644 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:54:06,649 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:54:06,649 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:54:06,650 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:54:06,651 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:54:06,651 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:54:06,652 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:54:06,653 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:54:06,654 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:54:06,655 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:54:06,656 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:54:06,658 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:54:06,658 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:54:06,659 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:54:06,659 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:54:06,660 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:54:06,661 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:54:06,662 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:54:06,663 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44fc9c21-f71e-4534-ad98-f0cc4ccb2aa5/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-10-17 16:54:06,694 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:54:06,694 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:54:06,695 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:54:06,695 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:54:06,696 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:54:06,696 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:54:06,696 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:54:06,696 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:54:06,708 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:54:06,708 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:54:06,708 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:54:06,708 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:54:06,708 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:54:06,709 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:54:06,709 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:54:06,709 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-17 16:54:06,709 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:54:06,709 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:54:06,709 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:54:06,710 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:54:06,710 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:54:06,710 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:54:06,710 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:54:06,710 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:54:06,711 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:54:06,711 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:54:06,711 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:54:06,711 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:54:06,711 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:54:06,712 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:54:06,712 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_44fc9c21-f71e-4534-ad98-f0cc4ccb2aa5/bin/ukojak-92XMlrwhuB/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44fc9c21-f71e-4534-ad98-f0cc4ccb2aa5/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8374eced2cbda6aab489eb004cb8e41f23aad88b98cd5c6913f13583171f2c3f [2022-10-17 16:54:06,957 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:54:06,977 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:54:06,980 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:54:06,981 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:54:06,982 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:54:06,983 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44fc9c21-f71e-4534-ad98-f0cc4ccb2aa5/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-1.i [2022-10-17 16:54:07,057 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44fc9c21-f71e-4534-ad98-f0cc4ccb2aa5/bin/ukojak-92XMlrwhuB/data/d2c91ba7b/88bffd67a1d04efe83fdac5cd5561f01/FLAG6077113b3 [2022-10-17 16:54:07,702 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:54:07,702 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44fc9c21-f71e-4534-ad98-f0cc4ccb2aa5/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-1.i [2022-10-17 16:54:07,723 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44fc9c21-f71e-4534-ad98-f0cc4ccb2aa5/bin/ukojak-92XMlrwhuB/data/d2c91ba7b/88bffd67a1d04efe83fdac5cd5561f01/FLAG6077113b3 [2022-10-17 16:54:07,887 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44fc9c21-f71e-4534-ad98-f0cc4ccb2aa5/bin/ukojak-92XMlrwhuB/data/d2c91ba7b/88bffd67a1d04efe83fdac5cd5561f01 [2022-10-17 16:54:07,890 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:54:07,892 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:54:07,893 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:54:07,893 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:54:07,899 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:54:07,900 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:54:07" (1/1) ... [2022-10-17 16:54:07,903 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62dc95ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:07, skipping insertion in model container [2022-10-17 16:54:07,903 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:54:07" (1/1) ... [2022-10-17 16:54:07,910 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:54:07,997 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:54:08,632 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44fc9c21-f71e-4534-ad98-f0cc4ccb2aa5/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-1.i[44118,44131] [2022-10-17 16:54:08,649 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44fc9c21-f71e-4534-ad98-f0cc4ccb2aa5/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-1.i[44660,44673] [2022-10-17 16:54:08,774 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44fc9c21-f71e-4534-ad98-f0cc4ccb2aa5/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-1.i[56247,56260] [2022-10-17 16:54:08,775 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44fc9c21-f71e-4534-ad98-f0cc4ccb2aa5/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-1.i[56368,56381] [2022-10-17 16:54:08,785 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:54:08,794 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:54:08,851 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44fc9c21-f71e-4534-ad98-f0cc4ccb2aa5/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-1.i[44118,44131] [2022-10-17 16:54:08,855 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44fc9c21-f71e-4534-ad98-f0cc4ccb2aa5/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-1.i[44660,44673] [2022-10-17 16:54:08,954 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44fc9c21-f71e-4534-ad98-f0cc4ccb2aa5/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-1.i[56247,56260] [2022-10-17 16:54:08,955 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44fc9c21-f71e-4534-ad98-f0cc4ccb2aa5/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-1.i[56368,56381] [2022-10-17 16:54:08,976 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:54:09,063 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:54:09,063 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:09 WrapperNode [2022-10-17 16:54:09,064 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:54:09,065 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:54:09,065 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:54:09,066 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:54:09,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:09" (1/1) ... [2022-10-17 16:54:09,135 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:09" (1/1) ... [2022-10-17 16:54:09,236 INFO L138 Inliner]: procedures = 282, calls = 294, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 1050 [2022-10-17 16:54:09,237 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:54:09,238 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:54:09,238 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:54:09,239 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:54:09,248 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:09" (1/1) ... [2022-10-17 16:54:09,249 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:09" (1/1) ... [2022-10-17 16:54:09,277 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:09" (1/1) ... [2022-10-17 16:54:09,277 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:09" (1/1) ... [2022-10-17 16:54:09,357 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:09" (1/1) ... [2022-10-17 16:54:09,370 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:09" (1/1) ... [2022-10-17 16:54:09,377 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:09" (1/1) ... [2022-10-17 16:54:09,384 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:09" (1/1) ... [2022-10-17 16:54:09,399 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:54:09,399 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:54:09,400 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:54:09,400 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:54:09,401 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:09" (1/1) ... [2022-10-17 16:54:09,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:54:09,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44fc9c21-f71e-4534-ad98-f0cc4ccb2aa5/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:54:09,467 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44fc9c21-f71e-4534-ad98-f0cc4ccb2aa5/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:54:09,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44fc9c21-f71e-4534-ad98-f0cc4ccb2aa5/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:54:09,518 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:54:09,519 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-10-17 16:54:09,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:54:09,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:54:09,519 INFO L130 BoogieDeclarations]: Found specification of procedure alt_bzero [2022-10-17 16:54:09,519 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_bzero [2022-10-17 16:54:09,520 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:54:09,520 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:54:09,520 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:54:09,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:54:09,520 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:54:09,520 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:54:09,521 INFO L130 BoogieDeclarations]: Found specification of procedure alt_malloc [2022-10-17 16:54:09,521 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_malloc [2022-10-17 16:54:09,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:54:09,521 INFO L130 BoogieDeclarations]: Found specification of procedure alt_free [2022-10-17 16:54:09,521 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_free [2022-10-17 16:54:09,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:54:09,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:54:09,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:54:09,779 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:54:09,781 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:54:11,597 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:54:11,993 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:54:11,993 INFO L300 CfgBuilder]: Removed 63 assume(true) statements. [2022-10-17 16:54:11,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:54:11 BoogieIcfgContainer [2022-10-17 16:54:11,997 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:54:11,997 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:54:11,998 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:54:12,008 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:54:12,008 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:54:11" (1/1) ... [2022-10-17 16:54:12,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:54:12,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:12,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 158 states and 248 transitions. [2022-10-17 16:54:12,084 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 248 transitions. [2022-10-17 16:54:12,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:54:12,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:12,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:12,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:12,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 15 conjunts are in the unsatisfiable core [2022-10-17 16:54:12,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:12,460 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-10-17 16:54:12,461 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-10-17 16:54:12,478 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-10-17 16:54:12,497 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-10-17 16:54:12,609 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 11 [2022-10-17 16:54:12,618 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-10-17 16:54:12,641 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2022-10-17 16:54:12,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:54:12,702 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-10-17 16:54:12,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:12,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:12,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 161 states and 253 transitions. [2022-10-17 16:54:12,790 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 253 transitions. [2022-10-17 16:54:12,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:54:12,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:12,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:12,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:12,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 16:54:12,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:12,935 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2022-10-17 16:54:12,968 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-10-17 16:54:12,968 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-10-17 16:54:12,984 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-10-17 16:54:12,995 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-10-17 16:54:13,076 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:54:13,077 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2022-10-17 16:54:13,082 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-10-17 16:54:13,096 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 11 [2022-10-17 16:54:13,100 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-10-17 16:54:13,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:54:13,130 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2022-10-17 16:54:13,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:13,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:13,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 162 states and 254 transitions. [2022-10-17 16:54:13,213 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 254 transitions. [2022-10-17 16:54:13,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:54:13,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:13,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:13,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:13,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:54:13,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:13,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:13,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:13,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 162 states and 252 transitions. [2022-10-17 16:54:13,304 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 252 transitions. [2022-10-17 16:54:13,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:54:13,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:13,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:13,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:13,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:13,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:13,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 162 states and 247 transitions. [2022-10-17 16:54:13,698 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 247 transitions. [2022-10-17 16:54:13,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:54:13,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:13,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:13,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:13,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:54:13,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:13,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:13,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:13,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 162 states and 241 transitions. [2022-10-17 16:54:13,830 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 241 transitions. [2022-10-17 16:54:13,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:54:13,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:13,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:13,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:13,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:54:13,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:13,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:13,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:13,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 162 states and 239 transitions. [2022-10-17 16:54:13,942 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 239 transitions. [2022-10-17 16:54:13,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:54:13,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:13,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:14,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:14,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:54:14,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:14,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:14,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:14,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 162 states and 237 transitions. [2022-10-17 16:54:14,070 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 237 transitions. [2022-10-17 16:54:14,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:54:14,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:14,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:14,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:14,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:54:14,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:14,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:14,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:14,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 179 states and 263 transitions. [2022-10-17 16:54:14,745 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 263 transitions. [2022-10-17 16:54:14,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:54:14,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:14,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:14,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:14,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:54:14,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:14,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:15,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:15,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 197 states and 290 transitions. [2022-10-17 16:54:15,621 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 290 transitions. [2022-10-17 16:54:15,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:54:15,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:15,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:15,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:15,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:54:15,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:15,767 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:15,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:15,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 197 states and 288 transitions. [2022-10-17 16:54:15,776 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 288 transitions. [2022-10-17 16:54:15,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:54:15,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:15,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:15,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:15,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:54:15,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:15,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:15,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:15,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 197 states and 284 transitions. [2022-10-17 16:54:15,937 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 284 transitions. [2022-10-17 16:54:15,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:54:15,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:15,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:16,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:16,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:54:16,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:16,125 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:54:16,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:16,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 200 states and 286 transitions. [2022-10-17 16:54:16,135 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 286 transitions. [2022-10-17 16:54:16,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:54:16,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:16,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:16,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:16,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:54:16,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:16,326 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:54:16,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:16,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 203 states and 288 transitions. [2022-10-17 16:54:16,336 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 288 transitions. [2022-10-17 16:54:16,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:54:16,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:16,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:16,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:16,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 1628 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:54:16,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:16,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:17,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:17,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 203 states and 282 transitions. [2022-10-17 16:54:17,014 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 282 transitions. [2022-10-17 16:54:17,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:54:17,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:17,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:17,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:17,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:54:17,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:17,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:18,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:18,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 229 states and 326 transitions. [2022-10-17 16:54:18,444 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 326 transitions. [2022-10-17 16:54:18,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:54:18,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:18,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:18,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:19,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 1630 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:54:19,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:19,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:19,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:19,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 238 states and 338 transitions. [2022-10-17 16:54:19,215 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 338 transitions. [2022-10-17 16:54:19,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:54:19,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:19,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:19,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:19,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:54:19,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:19,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:20,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:20,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 265 states and 385 transitions. [2022-10-17 16:54:20,790 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 385 transitions. [2022-10-17 16:54:20,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:54:20,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:20,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:21,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:21,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 1631 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:54:21,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:21,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:21,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:21,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 274 states and 398 transitions. [2022-10-17 16:54:21,632 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 398 transitions. [2022-10-17 16:54:21,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:54:21,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:21,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:22,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:22,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 1600 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:54:22,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:22,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:23,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:23,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 288 states and 416 transitions. [2022-10-17 16:54:23,438 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 416 transitions. [2022-10-17 16:54:23,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:54:23,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:23,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:23,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:23,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:54:23,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:23,666 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:54:23,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:23,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 291 states and 418 transitions. [2022-10-17 16:54:23,683 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 418 transitions. [2022-10-17 16:54:23,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:54:23,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:23,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:23,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:23,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:54:23,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:23,895 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:54:23,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:23,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 294 states and 420 transitions. [2022-10-17 16:54:23,908 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 420 transitions. [2022-10-17 16:54:23,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:54:23,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:23,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:24,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:24,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 9 conjunts are in the unsatisfiable core [2022-10-17 16:54:24,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:24,734 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:27,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:27,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 310 states and 466 transitions. [2022-10-17 16:54:27,171 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 466 transitions. [2022-10-17 16:54:27,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:54:27,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:27,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:27,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:27,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 16:54:27,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:27,550 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:29,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:29,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 325 states and 509 transitions. [2022-10-17 16:54:29,020 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 509 transitions. [2022-10-17 16:54:29,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:54:29,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:29,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:29,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:29,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 1620 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:54:29,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:29,726 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:54:29,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:29,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 328 states and 511 transitions. [2022-10-17 16:54:29,759 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 511 transitions. [2022-10-17 16:54:29,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:54:29,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:29,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:29,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:29,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:54:29,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:29,991 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:30,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:30,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 332 states and 521 transitions. [2022-10-17 16:54:30,514 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 521 transitions. [2022-10-17 16:54:30,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:54:30,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:30,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:30,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:30,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 495 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:54:30,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:30,805 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:30,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:30,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 332 states and 517 transitions. [2022-10-17 16:54:30,899 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 517 transitions. [2022-10-17 16:54:30,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:54:30,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:30,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:31,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:31,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 609 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:54:31,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:31,168 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:54:31,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:31,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 330 states and 513 transitions. [2022-10-17 16:54:31,192 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 513 transitions. [2022-10-17 16:54:31,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:54:31,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:31,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:31,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:31,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 621 conjuncts, 7 conjunts are in the unsatisfiable core [2022-10-17 16:54:31,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:31,799 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:34,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:34,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 340 states and 545 transitions. [2022-10-17 16:54:34,093 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 545 transitions. [2022-10-17 16:54:34,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:54:34,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:34,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:34,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:34,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 622 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:54:34,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:34,561 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:36,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:36,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 354 states and 587 transitions. [2022-10-17 16:54:36,727 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 587 transitions. [2022-10-17 16:54:36,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:54:36,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:36,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:36,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:36,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 835 conjuncts, 13 conjunts are in the unsatisfiable core [2022-10-17 16:54:36,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:54:37,373 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.