./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test6-2.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_30c3dc98-30f0-4974-ba25-e6f0ffc1f2dc/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c3dc98-30f0-4974-ba25-e6f0ffc1f2dc/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_30c3dc98-30f0-4974-ba25-e6f0ffc1f2dc/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c3dc98-30f0-4974-ba25-e6f0ffc1f2dc/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test6-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c3dc98-30f0-4974-ba25-e6f0ffc1f2dc/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_30c3dc98-30f0-4974-ba25-e6f0ffc1f2dc/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 4a058bd9944921e52018f99044f11f694f824f3f09daf510330544b4558ba193 --- 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 16:49:48,774 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:49:48,776 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:49:48,810 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:49:48,810 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:49:48,812 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:49:48,814 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:49:48,816 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:49:48,818 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:49:48,819 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:49:48,821 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:49:48,822 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:49:48,823 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:49:48,824 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:49:48,826 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:49:48,827 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:49:48,828 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:49:48,830 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:49:48,832 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:49:48,834 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:49:48,836 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:49:48,838 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:49:48,839 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:49:48,840 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:49:48,845 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:49:48,846 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:49:48,846 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:49:48,847 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:49:48,848 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:49:48,849 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:49:48,849 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:49:48,850 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:49:48,851 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:49:48,852 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:49:48,854 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:49:48,854 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:49:48,855 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:49:48,855 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:49:48,856 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:49:48,857 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:49:48,858 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:49:48,859 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c3dc98-30f0-4974-ba25-e6f0ffc1f2dc/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-10-17 16:49:48,900 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:49:48,900 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:49:48,901 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:49:48,901 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:49:48,902 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:49:48,902 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:49:48,903 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:49:48,903 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:49:48,903 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:49:48,903 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:49:48,903 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:49:48,904 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:49:48,904 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:49:48,904 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:49:48,904 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:49:48,904 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-17 16:49:48,905 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:49:48,905 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:49:48,905 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:49:48,905 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:49:48,905 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:49:48,906 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:49:48,906 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:49:48,906 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:49:48,906 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:49:48,906 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:49:48,907 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:49:48,919 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:49:48,919 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:49:48,919 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:49:48,919 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_30c3dc98-30f0-4974-ba25-e6f0ffc1f2dc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c3dc98-30f0-4974-ba25-e6f0ffc1f2dc/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a058bd9944921e52018f99044f11f694f824f3f09daf510330544b4558ba193 [2022-10-17 16:49:49,152 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:49:49,173 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:49:49,176 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:49:49,177 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:49:49,178 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:49:49,180 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c3dc98-30f0-4974-ba25-e6f0ffc1f2dc/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test6-2.i [2022-10-17 16:49:49,267 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c3dc98-30f0-4974-ba25-e6f0ffc1f2dc/bin/ukojak-92XMlrwhuB/data/7bb5c6562/f39c325445a343f3830917a549c2e712/FLAGcfe93dd08 [2022-10-17 16:49:49,931 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:49:49,932 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c3dc98-30f0-4974-ba25-e6f0ffc1f2dc/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test6-2.i [2022-10-17 16:49:49,959 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c3dc98-30f0-4974-ba25-e6f0ffc1f2dc/bin/ukojak-92XMlrwhuB/data/7bb5c6562/f39c325445a343f3830917a549c2e712/FLAGcfe93dd08 [2022-10-17 16:49:50,267 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c3dc98-30f0-4974-ba25-e6f0ffc1f2dc/bin/ukojak-92XMlrwhuB/data/7bb5c6562/f39c325445a343f3830917a549c2e712 [2022-10-17 16:49:50,273 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:49:50,275 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:49:50,277 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:49:50,277 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:49:50,280 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:49:50,281 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:49:50" (1/1) ... [2022-10-17 16:49:50,283 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@686df707 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:50, skipping insertion in model container [2022-10-17 16:49:50,284 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:49:50" (1/1) ... [2022-10-17 16:49:50,291 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:49:50,366 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:49:50,996 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_30c3dc98-30f0-4974-ba25-e6f0ffc1f2dc/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test6-2.i[44118,44131] [2022-10-17 16:49:51,018 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_30c3dc98-30f0-4974-ba25-e6f0ffc1f2dc/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test6-2.i[44660,44673] [2022-10-17 16:49:51,114 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_30c3dc98-30f0-4974-ba25-e6f0ffc1f2dc/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test6-2.i[56247,56260] [2022-10-17 16:49:51,115 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_30c3dc98-30f0-4974-ba25-e6f0ffc1f2dc/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test6-2.i[56368,56381] [2022-10-17 16:49:51,141 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:49:51,155 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:49:51,213 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_30c3dc98-30f0-4974-ba25-e6f0ffc1f2dc/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test6-2.i[44118,44131] [2022-10-17 16:49:51,222 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_30c3dc98-30f0-4974-ba25-e6f0ffc1f2dc/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test6-2.i[44660,44673] [2022-10-17 16:49:51,334 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_30c3dc98-30f0-4974-ba25-e6f0ffc1f2dc/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test6-2.i[56247,56260] [2022-10-17 16:49:51,335 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_30c3dc98-30f0-4974-ba25-e6f0ffc1f2dc/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test6-2.i[56368,56381] [2022-10-17 16:49:51,357 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:49:51,437 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:49:51,437 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:51 WrapperNode [2022-10-17 16:49:51,437 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:49:51,440 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:49:51,440 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:49:51,440 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:49:51,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:51" (1/1) ... [2022-10-17 16:49:51,533 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:51" (1/1) ... [2022-10-17 16:49:51,681 INFO L138 Inliner]: procedures = 282, calls = 347, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 1209 [2022-10-17 16:49:51,681 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:49:51,682 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:49:51,683 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:49:51,683 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:49:51,696 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:51" (1/1) ... [2022-10-17 16:49:51,697 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:51" (1/1) ... [2022-10-17 16:49:51,723 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:51" (1/1) ... [2022-10-17 16:49:51,724 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:51" (1/1) ... [2022-10-17 16:49:51,816 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:51" (1/1) ... [2022-10-17 16:49:51,844 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:51" (1/1) ... [2022-10-17 16:49:51,854 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:51" (1/1) ... [2022-10-17 16:49:51,866 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:51" (1/1) ... [2022-10-17 16:49:51,890 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:49:51,891 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:49:51,892 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:49:51,894 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:49:51,895 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:51" (1/1) ... [2022-10-17 16:49:51,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:49:51,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c3dc98-30f0-4974-ba25-e6f0ffc1f2dc/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:49:51,932 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c3dc98-30f0-4974-ba25-e6f0ffc1f2dc/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:49:51,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c3dc98-30f0-4974-ba25-e6f0ffc1f2dc/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:49:51,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:49:51,992 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-10-17 16:49:51,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:49:51,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:49:51,993 INFO L130 BoogieDeclarations]: Found specification of procedure alt_bzero [2022-10-17 16:49:51,993 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_bzero [2022-10-17 16:49:51,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:49:51,993 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:49:51,994 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:49:51,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:49:51,995 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:49:51,995 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:49:51,995 INFO L130 BoogieDeclarations]: Found specification of procedure alt_malloc [2022-10-17 16:49:51,995 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_malloc [2022-10-17 16:49:51,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:49:51,995 INFO L130 BoogieDeclarations]: Found specification of procedure alt_free [2022-10-17 16:49:51,996 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_free [2022-10-17 16:49:51,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:49:51,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:49:51,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:49:52,348 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:49:52,350 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:49:54,221 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:49:54,688 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:49:54,688 INFO L300 CfgBuilder]: Removed 72 assume(true) statements. [2022-10-17 16:49:54,691 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:49:54 BoogieIcfgContainer [2022-10-17 16:49:54,691 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:49:54,692 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:49:54,692 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:49:54,702 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:49:54,703 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:49:54" (1/1) ... [2022-10-17 16:49:54,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:49:54,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:54,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 176 states and 279 transitions. [2022-10-17 16:49:54,771 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 279 transitions. [2022-10-17 16:49:54,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:49:54,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:54,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:54,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:54,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 16:49:54,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:49:55,063 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 16:49:55,113 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-10-17 16:49:55,113 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 16:49:55,130 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 16:49:55,146 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 16:49:55,258 INFO L390 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 0 case distinctions, treesize of input 23 treesize of output 11 [2022-10-17 16:49:55,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:49:55,342 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 16:49:55,355 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 16:49:55,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:55,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 179 states and 284 transitions. [2022-10-17 16:49:55,435 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 284 transitions. [2022-10-17 16:49:55,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:49:55,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:55,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:55,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:55,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 15 conjunts are in the unsatisfiable core [2022-10-17 16:49:55,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:49:55,658 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-10-17 16:49:55,659 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 16:49:55,670 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 16:49:55,680 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 16:49:55,733 INFO L390 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 0 case distinctions, treesize of input 16 treesize of output 5 [2022-10-17 16:49:55,736 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 16:49:55,765 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 16:49:55,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:49:55,798 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 16:49:55,809 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 16:49:55,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:55,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 180 states and 286 transitions. [2022-10-17 16:49:55,845 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 286 transitions. [2022-10-17 16:49:55,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:49:55,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:55,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:55,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:55,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:49:55,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:49:55,987 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 16:49:55,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:55,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 180 states and 284 transitions. [2022-10-17 16:49:55,996 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 284 transitions. [2022-10-17 16:49:55,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:49:55,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:55,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:56,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:56,226 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 16:49:56,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:56,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 180 states and 279 transitions. [2022-10-17 16:49:56,326 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 279 transitions. [2022-10-17 16:49:56,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:49:56,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:56,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:56,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:56,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:49:56,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:49:56,433 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 16:49:56,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:56,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 180 states and 273 transitions. [2022-10-17 16:49:56,441 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 273 transitions. [2022-10-17 16:49:56,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:49:56,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:56,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:56,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:56,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:49:56,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:49:56,538 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 16:49:56,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:56,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 180 states and 271 transitions. [2022-10-17 16:49:56,570 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 271 transitions. [2022-10-17 16:49:56,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:49:56,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:56,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:56,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:56,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:49:56,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:49:56,699 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 16:49:56,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:56,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 180 states and 269 transitions. [2022-10-17 16:49:56,718 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 269 transitions. [2022-10-17 16:49:56,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:49:56,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:56,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:56,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:56,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:49:56,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:49:56,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:57,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:57,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 197 states and 296 transitions. [2022-10-17 16:49:57,396 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 296 transitions. [2022-10-17 16:49:57,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:49:57,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:57,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:57,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:57,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:49:57,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:49:57,633 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 16:49:58,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:58,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 215 states and 324 transitions. [2022-10-17 16:49:58,390 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 324 transitions. [2022-10-17 16:49:58,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:49:58,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:58,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:58,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:58,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:49:58,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:49:58,526 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 16:49:58,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:58,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 215 states and 322 transitions. [2022-10-17 16:49:58,534 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 322 transitions. [2022-10-17 16:49:58,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:49:58,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:58,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:58,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:58,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:49:58,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:49:58,653 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 16:49:58,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:58,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 215 states and 318 transitions. [2022-10-17 16:49:58,661 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 318 transitions. [2022-10-17 16:49:58,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:49:58,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:58,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:58,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:58,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:49:58,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:49:58,884 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 16:49:58,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:58,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 218 states and 320 transitions. [2022-10-17 16:49:58,896 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 320 transitions. [2022-10-17 16:49:58,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:49:58,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:58,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:59,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:59,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:49:59,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:49:59,086 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 16:49:59,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:59,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 221 states and 322 transitions. [2022-10-17 16:49:59,096 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 322 transitions. [2022-10-17 16:49:59,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:49:59,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:59,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:59,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:59,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 1628 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:49:59,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:49:59,710 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 16:49:59,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:59,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 221 states and 316 transitions. [2022-10-17 16:49:59,749 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 316 transitions. [2022-10-17 16:49:59,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:49:59,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:59,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:59,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:59,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:49:59,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:49:59,966 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 16:50:01,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:01,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 247 states and 361 transitions. [2022-10-17 16:50:01,271 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 361 transitions. [2022-10-17 16:50:01,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:50:01,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:01,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:01,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:01,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 1630 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:50:01,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:50:01,884 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 16:50:02,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:02,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 256 states and 373 transitions. [2022-10-17 16:50:02,102 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 373 transitions. [2022-10-17 16:50:02,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:50:02,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:02,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:02,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:02,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:50:02,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:50:02,382 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 16:50:03,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:03,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 283 states and 421 transitions. [2022-10-17 16:50:03,922 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 421 transitions. [2022-10-17 16:50:03,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:50:03,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:03,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:04,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:04,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 1631 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:50:04,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:50:04,573 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 16:50:04,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:04,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 292 states and 434 transitions. [2022-10-17 16:50:04,923 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 434 transitions. [2022-10-17 16:50:04,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:50:04,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:04,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:05,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:05,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 1600 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:50:05,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:50:05,716 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 16:50:07,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:07,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 306 states and 453 transitions. [2022-10-17 16:50:07,318 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 453 transitions. [2022-10-17 16:50:07,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:50:07,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:07,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:07,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:07,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:50:07,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:50:07,625 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 16:50:07,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:07,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 309 states and 455 transitions. [2022-10-17 16:50:07,648 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 455 transitions. [2022-10-17 16:50:07,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:50:07,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:07,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:07,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:07,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:50:07,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:50:07,907 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 16:50:07,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:07,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 312 states and 457 transitions. [2022-10-17 16:50:07,925 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 457 transitions. [2022-10-17 16:50:07,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:50:07,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:07,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:08,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:08,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 9 conjunts are in the unsatisfiable core [2022-10-17 16:50:08,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:50:08,578 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 16:50:10,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:10,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 328 states and 503 transitions. [2022-10-17 16:50:10,872 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 503 transitions. [2022-10-17 16:50:10,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:50:10,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:10,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:11,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:11,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 16:50:11,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:50:11,276 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 16:50:12,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:12,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 343 states and 546 transitions. [2022-10-17 16:50:12,975 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 546 transitions. [2022-10-17 16:50:12,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:50:12,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:12,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:13,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:13,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 1620 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:50:13,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:50:13,604 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 16:50:13,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:13,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 346 states and 548 transitions. [2022-10-17 16:50:13,634 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 548 transitions. [2022-10-17 16:50:13,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:50:13,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:13,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:13,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:13,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:50:13,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:50:13,852 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 16:50:14,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:14,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 350 states and 558 transitions. [2022-10-17 16:50:14,348 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 558 transitions. [2022-10-17 16:50:14,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:50:14,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:14,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:14,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:14,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 495 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:50:14,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:50:14,624 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 16:50:14,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:14,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 350 states and 554 transitions. [2022-10-17 16:50:14,719 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 554 transitions. [2022-10-17 16:50:14,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:50:14,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:14,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:14,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:14,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 609 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:50:14,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:50:14,934 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 16:50:14,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:14,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 348 states and 550 transitions. [2022-10-17 16:50:14,952 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 550 transitions. [2022-10-17 16:50:14,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:50:14,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:14,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:15,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:15,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 621 conjuncts, 7 conjunts are in the unsatisfiable core [2022-10-17 16:50:15,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:50:15,573 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 16:50:18,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:18,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 360 states and 586 transitions. [2022-10-17 16:50:18,431 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 586 transitions. [2022-10-17 16:50:18,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:50:18,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:18,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:18,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:18,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 622 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:50:18,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:50:18,800 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.