./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 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_634ed162-f7b2-474a-b56b-a04f4fc9c91d/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_634ed162-f7b2-474a-b56b-a04f4fc9c91d/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_634ed162-f7b2-474a-b56b-a04f4fc9c91d/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_634ed162-f7b2-474a-b56b-a04f4fc9c91d/bin/ukojak-d1pc8ZmBRL/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_634ed162-f7b2-474a-b56b-a04f4fc9c91d/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_634ed162-f7b2-474a-b56b-a04f4fc9c91d/bin/ukojak-d1pc8ZmBRL --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 --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 06:29:50,889 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 06:29:50,891 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 06:29:50,920 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 06:29:50,921 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 06:29:50,922 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 06:29:50,924 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 06:29:50,926 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 06:29:50,928 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 06:29:50,929 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 06:29:50,930 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 06:29:50,932 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 06:29:50,932 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 06:29:50,934 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 06:29:50,935 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 06:29:50,937 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 06:29:50,938 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 06:29:50,939 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 06:29:50,941 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 06:29:50,943 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 06:29:50,945 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 06:29:50,947 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 06:29:50,948 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 06:29:50,949 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 06:29:50,953 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 06:29:50,953 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 06:29:50,954 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 06:29:50,955 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 06:29:50,956 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 06:29:50,957 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 06:29:50,957 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 06:29:50,958 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 06:29:50,959 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 06:29:50,960 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 06:29:50,962 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 06:29:50,962 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 06:29:50,963 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 06:29:50,963 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 06:29:50,964 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 06:29:50,965 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 06:29:50,966 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 06:29:50,967 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_634ed162-f7b2-474a-b56b-a04f4fc9c91d/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-25 06:29:50,991 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 06:29:50,991 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 06:29:50,992 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 06:29:50,992 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 06:29:50,993 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 06:29:50,993 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 06:29:50,993 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 06:29:50,993 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 06:29:50,993 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 06:29:50,994 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 06:29:50,994 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 06:29:50,994 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 06:29:50,994 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 06:29:50,994 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 06:29:50,994 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 06:29:50,995 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 06:29:50,995 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 06:29:50,995 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 06:29:50,995 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 06:29:50,995 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 06:29:50,996 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 06:29:50,996 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 06:29:50,996 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 06:29:50,996 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:29:50,996 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 06:29:50,997 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 06:29:50,997 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 06:29:50,997 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 06:29:50,997 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 06:29:50,997 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 06:29:50,997 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_634ed162-f7b2-474a-b56b-a04f4fc9c91d/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_634ed162-f7b2-474a-b56b-a04f4fc9c91d/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8374eced2cbda6aab489eb004cb8e41f23aad88b98cd5c6913f13583171f2c3f [2021-11-25 06:29:51,255 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 06:29:51,280 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 06:29:51,284 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 06:29:51,285 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 06:29:51,286 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 06:29:51,287 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_634ed162-f7b2-474a-b56b-a04f4fc9c91d/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-1.i [2021-11-25 06:29:51,357 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_634ed162-f7b2-474a-b56b-a04f4fc9c91d/bin/ukojak-d1pc8ZmBRL/data/15f7ccd6d/f7458903b3c04a8bb84bdc62fa3986ad/FLAG03adb3e04 [2021-11-25 06:29:51,948 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 06:29:51,948 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_634ed162-f7b2-474a-b56b-a04f4fc9c91d/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-1.i [2021-11-25 06:29:51,994 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_634ed162-f7b2-474a-b56b-a04f4fc9c91d/bin/ukojak-d1pc8ZmBRL/data/15f7ccd6d/f7458903b3c04a8bb84bdc62fa3986ad/FLAG03adb3e04 [2021-11-25 06:29:52,164 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_634ed162-f7b2-474a-b56b-a04f4fc9c91d/bin/ukojak-d1pc8ZmBRL/data/15f7ccd6d/f7458903b3c04a8bb84bdc62fa3986ad [2021-11-25 06:29:52,166 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 06:29:52,168 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 06:29:52,169 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 06:29:52,170 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 06:29:52,174 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 06:29:52,175 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:29:52" (1/1) ... [2021-11-25 06:29:52,176 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66f402be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:29:52, skipping insertion in model container [2021-11-25 06:29:52,177 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:29:52" (1/1) ... [2021-11-25 06:29:52,182 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 06:29:52,260 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 06:29:52,798 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_634ed162-f7b2-474a-b56b-a04f4fc9c91d/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-1.i[44118,44131] [2021-11-25 06:29:52,814 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_634ed162-f7b2-474a-b56b-a04f4fc9c91d/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-1.i[44660,44673] [2021-11-25 06:29:52,924 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_634ed162-f7b2-474a-b56b-a04f4fc9c91d/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-1.i[56247,56260] [2021-11-25 06:29:52,925 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_634ed162-f7b2-474a-b56b-a04f4fc9c91d/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-1.i[56368,56381] [2021-11-25 06:29:52,934 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:29:52,943 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 06:29:52,980 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_634ed162-f7b2-474a-b56b-a04f4fc9c91d/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-1.i[44118,44131] [2021-11-25 06:29:52,982 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_634ed162-f7b2-474a-b56b-a04f4fc9c91d/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-1.i[44660,44673] [2021-11-25 06:29:53,068 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_634ed162-f7b2-474a-b56b-a04f4fc9c91d/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-1.i[56247,56260] [2021-11-25 06:29:53,069 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_634ed162-f7b2-474a-b56b-a04f4fc9c91d/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-1.i[56368,56381] [2021-11-25 06:29:53,074 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:29:53,180 INFO L208 MainTranslator]: Completed translation [2021-11-25 06:29:53,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:29:53 WrapperNode [2021-11-25 06:29:53,181 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 06:29:53,182 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 06:29:53,182 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 06:29:53,182 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 06:29:53,190 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:29:53" (1/1) ... [2021-11-25 06:29:53,271 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:29:53" (1/1) ... [2021-11-25 06:29:53,366 INFO L137 Inliner]: procedures = 282, calls = 294, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 1050 [2021-11-25 06:29:53,367 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 06:29:53,368 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 06:29:53,368 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 06:29:53,369 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 06:29:53,380 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:29:53" (1/1) ... [2021-11-25 06:29:53,381 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:29:53" (1/1) ... [2021-11-25 06:29:53,408 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:29:53" (1/1) ... [2021-11-25 06:29:53,408 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:29:53" (1/1) ... [2021-11-25 06:29:53,489 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:29:53" (1/1) ... [2021-11-25 06:29:53,512 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:29:53" (1/1) ... [2021-11-25 06:29:53,522 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:29:53" (1/1) ... [2021-11-25 06:29:53,547 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 06:29:53,549 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 06:29:53,549 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 06:29:53,549 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 06:29:53,550 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:29:53" (1/1) ... [2021-11-25 06:29:53,560 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:29:53,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_634ed162-f7b2-474a-b56b-a04f4fc9c91d/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 06:29:53,587 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_634ed162-f7b2-474a-b56b-a04f4fc9c91d/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 06:29:53,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_634ed162-f7b2-474a-b56b-a04f4fc9c91d/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 06:29:53,640 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 06:29:53,640 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-25 06:29:53,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 06:29:53,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 06:29:53,641 INFO L130 BoogieDeclarations]: Found specification of procedure alt_bzero [2021-11-25 06:29:53,641 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_bzero [2021-11-25 06:29:53,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 06:29:53,641 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 06:29:53,642 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 06:29:53,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 06:29:53,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 06:29:53,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 06:29:53,642 INFO L130 BoogieDeclarations]: Found specification of procedure alt_malloc [2021-11-25 06:29:53,643 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_malloc [2021-11-25 06:29:53,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 06:29:53,643 INFO L130 BoogieDeclarations]: Found specification of procedure alt_free [2021-11-25 06:29:53,643 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_free [2021-11-25 06:29:53,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 06:29:53,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 06:29:53,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 06:29:53,840 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 06:29:53,842 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 06:29:54,801 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 06:29:55,172 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 06:29:55,173 INFO L301 CfgBuilder]: Removed 63 assume(true) statements. [2021-11-25 06:29:55,175 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:29:55 BoogieIcfgContainer [2021-11-25 06:29:55,176 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 06:29:55,176 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 06:29:55,177 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 06:29:55,187 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 06:29:55,187 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:29:55" (1/1) ... [2021-11-25 06:29:55,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 06:29:55,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:29:55,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 158 states and 248 transitions. [2021-11-25 06:29:55,261 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 248 transitions. [2021-11-25 06:29:55,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 06:29:55,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:29:55,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:29:55,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:29:55,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-25 06:29:55,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:29:55,537 INFO L354 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2021-11-25 06:29:55,538 INFO L388 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 51 [2021-11-25 06:29:55,547 INFO L388 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 [2021-11-25 06:29:55,558 INFO L388 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 [2021-11-25 06:29:55,748 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:29:55,767 INFO L388 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 7 treesize of output 3 [2021-11-25 06:29:55,775 INFO L388 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 [2021-11-25 06:29:55,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:29:55,842 INFO L388 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 [2021-11-25 06:29:55,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:29:55,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:29:55,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 161 states and 253 transitions. [2021-11-25 06:29:55,948 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 253 transitions. [2021-11-25 06:29:55,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-25 06:29:55,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:29:55,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:29:56,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:29:56,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-25 06:29:56,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:29:56,092 INFO L388 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 [2021-11-25 06:29:56,120 INFO L354 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2021-11-25 06:29:56,120 INFO L388 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 51 [2021-11-25 06:29:56,127 INFO L388 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 [2021-11-25 06:29:56,143 INFO L388 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 [2021-11-25 06:29:56,343 INFO L388 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 11 [2021-11-25 06:29:56,385 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 15 treesize of output 11 [2021-11-25 06:29:56,391 INFO L388 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 [2021-11-25 06:29:56,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:29:56,440 INFO L388 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 [2021-11-25 06:29:56,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:29:56,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:29:56,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 162 states and 254 transitions. [2021-11-25 06:29:56,529 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 254 transitions. [2021-11-25 06:29:56,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 06:29:56,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:29:56,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:29:56,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:29:56,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:29:56,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:29:56,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:29:56,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:29:56,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 162 states and 252 transitions. [2021-11-25 06:29:56,660 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 252 transitions. [2021-11-25 06:29:56,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 06:29:56,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:29:56,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:29:56,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:29:56,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:29:56,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:29:56,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 162 states and 247 transitions. [2021-11-25 06:29:56,928 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 247 transitions. [2021-11-25 06:29:56,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 06:29:56,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:29:56,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:29:57,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:29:57,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:29:57,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:29:57,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:29:57,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:29:57,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 162 states and 241 transitions. [2021-11-25 06:29:57,092 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 241 transitions. [2021-11-25 06:29:57,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 06:29:57,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:29:57,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:29:57,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:29:57,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:29:57,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:29:57,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:29:57,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:29:57,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 162 states and 239 transitions. [2021-11-25 06:29:57,243 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 239 transitions. [2021-11-25 06:29:57,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-25 06:29:57,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:29:57,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:29:57,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:29:57,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:29:57,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:29:57,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:29:57,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:29:57,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 162 states and 237 transitions. [2021-11-25 06:29:57,451 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 237 transitions. [2021-11-25 06:29:57,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:29:57,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:29:57,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:29:57,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:29:57,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:29:57,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:29:57,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:29:58,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:29:58,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 179 states and 263 transitions. [2021-11-25 06:29:58,002 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 263 transitions. [2021-11-25 06:29:58,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 06:29:58,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:29:58,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:29:58,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:29:58,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:29:58,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:29:58,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:29:58,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:29:58,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 197 states and 290 transitions. [2021-11-25 06:29:58,742 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 290 transitions. [2021-11-25 06:29:58,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 06:29:58,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:29:58,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:29:58,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:29:58,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:29:58,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:29:58,879 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:29:58,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:29:58,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 197 states and 288 transitions. [2021-11-25 06:29:58,887 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 288 transitions. [2021-11-25 06:29:58,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 06:29:58,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:29:58,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:29:58,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:29:59,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:29:59,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:29:59,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:29:59,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:29:59,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 197 states and 284 transitions. [2021-11-25 06:29:59,035 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 284 transitions. [2021-11-25 06:29:59,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 06:29:59,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:29:59,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:29:59,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:29:59,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:29:59,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:29:59,181 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:29:59,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:29:59,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 200 states and 286 transitions. [2021-11-25 06:29:59,197 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 286 transitions. [2021-11-25 06:29:59,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 06:29:59,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:29:59,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:29:59,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:29:59,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:29:59,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:29:59,339 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:29:59,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:29:59,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 203 states and 288 transitions. [2021-11-25 06:29:59,359 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 288 transitions. [2021-11-25 06:29:59,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 06:29:59,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:29:59,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:29:59,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:29:59,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 1623 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:29:59,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:29:59,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:30:00,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:30:00,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 203 states and 282 transitions. [2021-11-25 06:30:00,006 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 282 transitions. [2021-11-25 06:30:00,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 06:30:00,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:30:00,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:30:00,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:30:00,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-25 06:30:00,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:30:00,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:30:01,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:30:01,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 229 states and 326 transitions. [2021-11-25 06:30:01,211 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 326 transitions. [2021-11-25 06:30:01,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:30:01,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:30:01,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:30:01,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:30:01,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 1624 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:30:01,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:30:01,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:30:01,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:30:01,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 238 states and 338 transitions. [2021-11-25 06:30:01,979 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 338 transitions. [2021-11-25 06:30:01,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 06:30:01,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:30:01,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:30:02,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:30:02,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-25 06:30:02,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:30:02,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:30:03,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:30:03,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 265 states and 385 transitions. [2021-11-25 06:30:03,452 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 385 transitions. [2021-11-25 06:30:03,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 06:30:03,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:30:03,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:30:03,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:30:03,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 1625 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:30:03,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:30:04,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:30:04,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:30:04,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 274 states and 398 transitions. [2021-11-25 06:30:04,235 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 398 transitions. [2021-11-25 06:30:04,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 06:30:04,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:30:04,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:30:04,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:30:04,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 1594 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:30:04,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:30:04,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:30:06,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:30:06,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 288 states and 416 transitions. [2021-11-25 06:30:06,031 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 416 transitions. [2021-11-25 06:30:06,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 06:30:06,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:30:06,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:30:06,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:30:06,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-25 06:30:06,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:30:06,213 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:30:06,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:30:06,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 291 states and 418 transitions. [2021-11-25 06:30:06,237 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 418 transitions. [2021-11-25 06:30:06,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 06:30:06,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:30:06,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:30:06,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:30:06,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-25 06:30:06,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:30:06,433 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:30:06,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:30:06,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 294 states and 420 transitions. [2021-11-25 06:30:06,494 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 420 transitions. [2021-11-25 06:30:06,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-25 06:30:06,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:30:06,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:30:06,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:30:06,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 480 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-25 06:30:06,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:30:07,103 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:30:09,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:30:09,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 310 states and 466 transitions. [2021-11-25 06:30:09,261 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 466 transitions. [2021-11-25 06:30:09,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-25 06:30:09,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:30:09,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:30:09,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:30:09,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 481 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-25 06:30:09,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:30:09,776 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:30:11,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:30:11,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 324 states and 507 transitions. [2021-11-25 06:30:11,836 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 507 transitions. [2021-11-25 06:30:11,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 06:30:11,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:30:11,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:30:12,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:30:12,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 1609 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:30:12,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:30:12,514 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:30:12,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:30:12,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 327 states and 509 transitions. [2021-11-25 06:30:12,533 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 509 transitions. [2021-11-25 06:30:12,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-25 06:30:12,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:30:12,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:30:12,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:30:12,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 489 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:30:12,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:30:12,757 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:30:13,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:30:13,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 331 states and 518 transitions. [2021-11-25 06:30:13,165 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 518 transitions. [2021-11-25 06:30:13,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-25 06:30:13,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:30:13,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:30:13,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:30:13,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 490 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:30:13,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:30:13,402 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:30:13,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:30:13,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 335 states and 528 transitions. [2021-11-25 06:30:13,880 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 528 transitions. [2021-11-25 06:30:13,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 06:30:13,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:30:13,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:30:14,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:30:14,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 604 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:30:14,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:30:14,124 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:30:14,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:30:14,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 333 states and 524 transitions. [2021-11-25 06:30:14,133 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 524 transitions. [2021-11-25 06:30:14,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 06:30:14,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:30:14,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:30:14,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:30:14,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 616 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 06:30:14,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:30:14,802 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:30:16,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:30:16,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 349 states and 572 transitions. [2021-11-25 06:30:16,935 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 572 transitions. [2021-11-25 06:30:16,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-25 06:30:16,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:30:16,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:30:17,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:30:17,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 617 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:30:17,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:30:17,351 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:30:18,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:30:18,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 359 states and 597 transitions. [2021-11-25 06:30:18,846 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 597 transitions. [2021-11-25 06:30:18,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 06:30:18,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:30:18,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:30:19,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:30:19,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 829 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-25 06:30:19,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:30:19,460 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:30:22,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:30:22,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 376 states and 643 transitions. [2021-11-25 06:30:22,176 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 643 transitions. [2021-11-25 06:30:22,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 06:30:22,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:30:22,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:30:22,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:30:22,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 829 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-25 06:30:22,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:30:22,555 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:30:23,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:30:23,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 385 states and 674 transitions. [2021-11-25 06:30:23,861 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 674 transitions. [2021-11-25 06:30:23,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 06:30:23,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:30:23,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:30:24,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:30:24,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 829 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-25 06:30:24,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:30:24,292 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:30:26,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:30:26,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 392 states and 701 transitions. [2021-11-25 06:30:26,095 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 701 transitions. [2021-11-25 06:30:26,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 06:30:26,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:30:26,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:30:26,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:30:26,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 838 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-25 06:30:26,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:30:27,083 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 06:30:31,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:30:31,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 397 states and 717 transitions. [2021-11-25 06:30:31,362 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 717 transitions. [2021-11-25 06:30:31,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 06:30:31,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:30:31,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:30:31,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:30:31,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 838 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-25 06:30:31,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:30:32,065 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 06:30:34,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:30:34,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 401 states and 727 transitions. [2021-11-25 06:30:34,437 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 727 transitions. [2021-11-25 06:30:34,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 06:30:34,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:30:34,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:30:34,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:30:34,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 830 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-25 06:30:34,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:30:35,581 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:30:39,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:30:39,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 421 states and 802 transitions. [2021-11-25 06:30:39,781 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 802 transitions. [2021-11-25 06:30:39,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 06:30:39,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:30:39,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:30:40,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:30:40,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 830 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-25 06:30:40,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:30:40,601 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:30:40,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:30:40,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 423 states and 813 transitions. [2021-11-25 06:30:40,720 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 813 transitions. [2021-11-25 06:30:40,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 06:30:40,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:30:40,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:30:40,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:30:40,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 799 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 06:30:40,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:30:42,157 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 06:30:44,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:30:44,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 425 states and 815 transitions. [2021-11-25 06:30:44,061 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 815 transitions. [2021-11-25 06:30:44,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 06:30:44,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:30:44,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:30:44,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:30:44,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 808 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-25 06:30:44,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:30:45,953 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:30:57,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:30:57,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 433 states and 847 transitions. [2021-11-25 06:30:57,356 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 847 transitions. [2021-11-25 06:30:57,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 06:30:57,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:30:57,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:30:59,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:30:59,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 823 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-25 06:30:59,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:31:00,857 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:31:05,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:31:05,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 435 states and 851 transitions. [2021-11-25 06:31:05,935 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 851 transitions. [2021-11-25 06:31:05,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 06:31:05,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:31:05,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:31:06,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:31:06,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 838 conjuncts, 22 conjunts are in the unsatisfiable core [2021-11-25 06:31:06,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:31:07,801 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:31:13,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:31:13,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 437 states and 856 transitions. [2021-11-25 06:31:13,107 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 856 transitions. [2021-11-25 06:31:13,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 06:31:13,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:31:13,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:31:13,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:31:13,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 853 conjuncts, 24 conjunts are in the unsatisfiable core [2021-11-25 06:31:13,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:31:14,908 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:31:20,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:31:20,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 439 states and 862 transitions. [2021-11-25 06:31:20,694 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 862 transitions. [2021-11-25 06:31:20,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 06:31:20,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:31:20,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:31:20,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:31:20,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 868 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-25 06:31:20,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:31:23,102 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:31:31,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:31:31,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 438 states and 865 transitions. [2021-11-25 06:31:31,266 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 865 transitions. [2021-11-25 06:31:31,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 06:31:31,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:31:31,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:31:31,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:31:31,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 883 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-25 06:31:31,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:31:33,222 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 16 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:31:39,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:31:39,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 440 states and 873 transitions. [2021-11-25 06:31:39,724 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 873 transitions. [2021-11-25 06:31:39,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-25 06:31:39,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:31:39,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:31:40,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:31:40,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 898 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-25 06:31:40,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:31:40,285 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-25 06:32:02,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:02,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 444 states and 881 transitions. [2021-11-25 06:32:02,478 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 881 transitions. [2021-11-25 06:32:02,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-25 06:32:02,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:02,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:05,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:05,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 898 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-25 06:32:05,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:32:05,899 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-25 06:32:07,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:08,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 444 states and 878 transitions. [2021-11-25 06:32:08,001 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 878 transitions. [2021-11-25 06:32:08,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-25 06:32:08,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:08,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:08,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:08,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 898 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-25 06:32:08,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:32:08,560 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-25 06:32:14,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:14,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 446 states and 884 transitions. [2021-11-25 06:32:14,634 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 884 transitions. [2021-11-25 06:32:14,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-25 06:32:14,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:14,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:15,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:15,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 898 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-25 06:32:15,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:32:15,423 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-25 06:32:23,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:23,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 937 states to 449 states and 893 transitions. [2021-11-25 06:32:23,712 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 893 transitions. [2021-11-25 06:32:23,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-25 06:32:23,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:23,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:24,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:24,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 898 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-25 06:32:24,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:32:26,736 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 17 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:32:38,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:38,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 451 states and 901 transitions. [2021-11-25 06:32:38,890 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 901 transitions. [2021-11-25 06:32:38,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-25 06:32:38,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:38,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:48,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:48,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 913 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-25 06:32:48,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:32:48,577 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-25 06:32:51,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:51,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 451 states and 898 transitions. [2021-11-25 06:32:51,906 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 898 transitions. [2021-11-25 06:32:51,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-25 06:32:51,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:51,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:52,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:52,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 913 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-25 06:32:52,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:32:56,358 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 18 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:33:12,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:12,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 453 states and 907 transitions. [2021-11-25 06:33:12,455 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 907 transitions. [2021-11-25 06:33:12,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-25 06:33:12,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:12,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:13,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:13,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 928 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-25 06:33:13,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:13,803 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-25 06:33:21,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:21,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 454 states and 908 transitions. [2021-11-25 06:33:21,756 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 908 transitions. [2021-11-25 06:33:21,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 06:33:21,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:21,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:22,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:22,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 943 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-25 06:33:22,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:22,887 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-25 06:34:12,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:12,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 457 states and 909 transitions. [2021-11-25 06:34:12,652 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 909 transitions. [2021-11-25 06:34:12,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 06:34:12,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:12,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:13,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:13,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 943 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-25 06:34:13,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:17,190 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 28 proven. 36 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:34:35,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:35,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 459 states and 919 transitions. [2021-11-25 06:34:35,121 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 919 transitions. [2021-11-25 06:34:35,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-25 06:34:35,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:35,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:37,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:37,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 958 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-25 06:34:37,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:42,147 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 30 proven. 45 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:35:02,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:02,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 461 states and 929 transitions. [2021-11-25 06:35:02,637 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 929 transitions. [2021-11-25 06:35:02,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-25 06:35:02,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:02,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:12,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-25 06:35:13,017 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-25 06:35:13,020 INFO L158 Benchmark]: Toolchain (without parser) took 320852.39ms. Allocated memory was 96.5MB in the beginning and 557.8MB in the end (delta: 461.4MB). Free memory was 56.8MB in the beginning and 420.0MB in the end (delta: -363.3MB). Peak memory consumption was 397.0MB. Max. memory is 16.1GB. [2021-11-25 06:35:13,021 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 96.5MB. Free memory is still 76.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 06:35:13,021 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1011.95ms. Allocated memory is still 96.5MB. Free memory was 56.6MB in the beginning and 38.2MB in the end (delta: 18.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-25 06:35:13,022 INFO L158 Benchmark]: Boogie Procedure Inliner took 185.12ms. Allocated memory is still 96.5MB. Free memory was 38.2MB in the beginning and 66.2MB in the end (delta: -28.0MB). Peak memory consumption was 4.9MB. Max. memory is 16.1GB. [2021-11-25 06:35:13,023 INFO L158 Benchmark]: Boogie Preprocessor took 180.03ms. Allocated memory is still 96.5MB. Free memory was 66.2MB in the beginning and 58.5MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-25 06:35:13,026 INFO L158 Benchmark]: RCFGBuilder took 1626.67ms. Allocated memory was 96.5MB in the beginning and 130.0MB in the end (delta: 33.6MB). Free memory was 58.5MB in the beginning and 88.8MB in the end (delta: -30.3MB). Peak memory consumption was 46.9MB. Max. memory is 16.1GB. [2021-11-25 06:35:13,028 INFO L158 Benchmark]: CodeCheck took 317843.14ms. Allocated memory was 130.0MB in the beginning and 557.8MB in the end (delta: 427.8MB). Free memory was 88.8MB in the beginning and 420.0MB in the end (delta: -331.2MB). Peak memory consumption was 397.2MB. Max. memory is 16.1GB. [2021-11-25 06:35:13,036 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 96.5MB. Free memory is still 76.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1011.95ms. Allocated memory is still 96.5MB. Free memory was 56.6MB in the beginning and 38.2MB in the end (delta: 18.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 185.12ms. Allocated memory is still 96.5MB. Free memory was 38.2MB in the beginning and 66.2MB in the end (delta: -28.0MB). Peak memory consumption was 4.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 180.03ms. Allocated memory is still 96.5MB. Free memory was 66.2MB in the beginning and 58.5MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1626.67ms. Allocated memory was 96.5MB in the beginning and 130.0MB in the end (delta: 33.6MB). Free memory was 58.5MB in the beginning and 88.8MB in the end (delta: -30.3MB). Peak memory consumption was 46.9MB. Max. memory is 16.1GB. * CodeCheck took 317843.14ms. Allocated memory was 130.0MB in the beginning and 557.8MB in the end (delta: 427.8MB). Free memory was 88.8MB in the beginning and 420.0MB in the end (delta: -331.2MB). Peak memory consumption was 397.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-25 06:35:13,215 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_634ed162-f7b2-474a-b56b-a04f4fc9c91d/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_634ed162-f7b2-474a-b56b-a04f4fc9c91d/bin/ukojak-d1pc8ZmBRL/config using search string *Overflow*32bit*_Bitvector*.epf No suitable settings file found using Overflow*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown