./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test3-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_037d9f7d-23a2-46f4-a6c4-3543efd439c4/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_037d9f7d-23a2-46f4-a6c4-3543efd439c4/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_037d9f7d-23a2-46f4-a6c4-3543efd439c4/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_037d9f7d-23a2-46f4-a6c4-3543efd439c4/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test3-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_037d9f7d-23a2-46f4-a6c4-3543efd439c4/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_037d9f7d-23a2-46f4-a6c4-3543efd439c4/bin/ukojak-vF6T2TMglN --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 9a814f1cabb0a814aaaa0ad04ef0792a07c6fb7c73876a2da6ae85372115ff6c --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 05:30:45,885 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 05:30:45,888 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 05:30:45,942 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 05:30:45,942 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 05:30:45,946 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 05:30:45,948 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 05:30:45,952 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 05:30:45,955 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 05:30:45,960 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 05:30:45,962 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 05:30:45,964 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 05:30:45,964 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 05:30:45,967 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 05:30:45,969 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 05:30:45,976 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 05:30:45,979 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 05:30:45,980 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 05:30:45,982 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 05:30:45,990 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 05:30:45,992 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 05:30:45,993 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 05:30:45,996 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 05:30:45,997 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 05:30:46,006 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 05:30:46,007 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 05:30:46,007 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 05:30:46,009 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 05:30:46,010 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 05:30:46,011 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 05:30:46,012 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 05:30:46,013 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 05:30:46,015 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 05:30:46,016 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 05:30:46,017 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 05:30:46,017 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 05:30:46,018 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 05:30:46,018 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 05:30:46,018 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 05:30:46,019 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 05:30:46,020 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 05:30:46,021 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_037d9f7d-23a2-46f4-a6c4-3543efd439c4/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-21 05:30:46,063 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 05:30:46,063 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 05:30:46,065 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 05:30:46,065 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 05:30:46,067 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 05:30:46,067 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 05:30:46,067 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 05:30:46,068 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 05:30:46,074 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 05:30:46,074 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 05:30:46,075 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 05:30:46,075 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 05:30:46,076 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 05:30:46,076 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 05:30:46,076 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 05:30:46,076 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-21 05:30:46,076 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 05:30:46,077 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 05:30:46,077 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 05:30:46,077 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 05:30:46,077 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 05:30:46,078 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 05:30:46,078 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 05:30:46,078 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:30:46,078 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 05:30:46,078 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 05:30:46,079 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 05:30:46,079 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 05:30:46,079 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 05:30:46,081 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 05:30:46,081 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_037d9f7d-23a2-46f4-a6c4-3543efd439c4/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_037d9f7d-23a2-46f4-a6c4-3543efd439c4/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9a814f1cabb0a814aaaa0ad04ef0792a07c6fb7c73876a2da6ae85372115ff6c [2021-11-21 05:30:46,350 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 05:30:46,371 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 05:30:46,373 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 05:30:46,374 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 05:30:46,375 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 05:30:46,376 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_037d9f7d-23a2-46f4-a6c4-3543efd439c4/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test3-1.i [2021-11-21 05:30:46,447 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_037d9f7d-23a2-46f4-a6c4-3543efd439c4/bin/ukojak-vF6T2TMglN/data/12aee6b07/0e0c4ab6536b49b0974ee19e1050bfc8/FLAGed168065d [2021-11-21 05:30:46,986 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 05:30:46,987 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_037d9f7d-23a2-46f4-a6c4-3543efd439c4/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test3-1.i [2021-11-21 05:30:47,017 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_037d9f7d-23a2-46f4-a6c4-3543efd439c4/bin/ukojak-vF6T2TMglN/data/12aee6b07/0e0c4ab6536b49b0974ee19e1050bfc8/FLAGed168065d [2021-11-21 05:30:47,411 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_037d9f7d-23a2-46f4-a6c4-3543efd439c4/bin/ukojak-vF6T2TMglN/data/12aee6b07/0e0c4ab6536b49b0974ee19e1050bfc8 [2021-11-21 05:30:47,413 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 05:30:47,428 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 05:30:47,430 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 05:30:47,430 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 05:30:47,433 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 05:30:47,434 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:30:47" (1/1) ... [2021-11-21 05:30:47,435 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a711fad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:30:47, skipping insertion in model container [2021-11-21 05:30:47,435 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:30:47" (1/1) ... [2021-11-21 05:30:47,441 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 05:30:47,510 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 05:30:48,000 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_037d9f7d-23a2-46f4-a6c4-3543efd439c4/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test3-1.i[33021,33034] [2021-11-21 05:30:48,160 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_037d9f7d-23a2-46f4-a6c4-3543efd439c4/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test3-1.i[44590,44603] [2021-11-21 05:30:48,172 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:30:48,190 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 05:30:48,228 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_037d9f7d-23a2-46f4-a6c4-3543efd439c4/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test3-1.i[33021,33034] [2021-11-21 05:30:48,294 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_037d9f7d-23a2-46f4-a6c4-3543efd439c4/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test3-1.i[44590,44603] [2021-11-21 05:30:48,314 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:30:48,367 INFO L208 MainTranslator]: Completed translation [2021-11-21 05:30:48,367 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:30:48 WrapperNode [2021-11-21 05:30:48,368 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 05:30:48,369 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 05:30:48,369 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 05:30:48,369 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 05:30:48,377 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:30:48" (1/1) ... [2021-11-21 05:30:48,437 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:30:48" (1/1) ... [2021-11-21 05:30:48,514 INFO L137 Inliner]: procedures = 177, calls = 285, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1034 [2021-11-21 05:30:48,514 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 05:30:48,515 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 05:30:48,520 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 05:30:48,520 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 05:30:48,528 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:30:48" (1/1) ... [2021-11-21 05:30:48,537 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:30:48" (1/1) ... [2021-11-21 05:30:48,547 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:30:48" (1/1) ... [2021-11-21 05:30:48,547 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:30:48" (1/1) ... [2021-11-21 05:30:48,626 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:30:48" (1/1) ... [2021-11-21 05:30:48,640 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:30:48" (1/1) ... [2021-11-21 05:30:48,644 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:30:48" (1/1) ... [2021-11-21 05:30:48,662 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 05:30:48,668 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 05:30:48,668 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 05:30:48,668 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 05:30:48,676 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:30:48" (1/1) ... [2021-11-21 05:30:48,683 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:30:48,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_037d9f7d-23a2-46f4-a6c4-3543efd439c4/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 05:30:48,713 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_037d9f7d-23a2-46f4-a6c4-3543efd439c4/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 05:30:48,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_037d9f7d-23a2-46f4-a6c4-3543efd439c4/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 05:30:48,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 05:30:48,765 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-21 05:30:48,765 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-21 05:30:48,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 05:30:48,765 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-21 05:30:48,765 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-21 05:30:48,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 05:30:48,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 05:30:48,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 05:30:48,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 05:30:48,767 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-21 05:30:48,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 05:30:48,768 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 05:30:48,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 05:30:48,768 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 05:30:48,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 05:30:49,053 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 05:30:49,055 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 05:30:50,159 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 05:30:50,610 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 05:30:50,611 INFO L301 CfgBuilder]: Removed 63 assume(true) statements. [2021-11-21 05:30:50,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:30:50 BoogieIcfgContainer [2021-11-21 05:30:50,614 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 05:30:50,615 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 05:30:50,615 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 05:30:50,625 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 05:30:50,625 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:30:50" (1/1) ... [2021-11-21 05:30:50,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 05:30:50,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:50,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 133 states and 223 transitions. [2021-11-21 05:30:50,722 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 223 transitions. [2021-11-21 05:30:50,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 05:30:50,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:50,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:50,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:50,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 05:30:50,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:30:50,980 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-21 05:30:51,056 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 20 treesize of output 12 [2021-11-21 05:30:51,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:30:51,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:51,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 136 states and 228 transitions. [2021-11-21 05:30:51,133 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 228 transitions. [2021-11-21 05:30:51,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-21 05:30:51,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:51,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:51,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:51,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 05:30:51,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:30:51,245 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-21 05:30:51,307 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 20 treesize of output 12 [2021-11-21 05:30:51,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:30:51,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:51,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 137 states and 229 transitions. [2021-11-21 05:30:51,332 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 229 transitions. [2021-11-21 05:30:51,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 05:30:51,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:51,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:51,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:51,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:30:51,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:51,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 137 states and 228 transitions. [2021-11-21 05:30:51,429 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 228 transitions. [2021-11-21 05:30:51,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 05:30:51,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:51,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:51,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:51,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:30:51,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:30:51,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:30:51,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:51,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 137 states and 226 transitions. [2021-11-21 05:30:51,530 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 226 transitions. [2021-11-21 05:30:51,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-21 05:30:51,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:51,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:51,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:51,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:30:51,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:51,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 137 states and 225 transitions. [2021-11-21 05:30:51,750 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 225 transitions. [2021-11-21 05:30:51,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 05:30:51,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:51,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:51,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:51,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:30:51,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:30:51,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:30:51,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:51,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 137 states and 221 transitions. [2021-11-21 05:30:51,860 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 221 transitions. [2021-11-21 05:30:51,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 05:30:51,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:51,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:51,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:51,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:30:51,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:30:51,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:30:51,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:51,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 137 states and 215 transitions. [2021-11-21 05:30:51,972 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 215 transitions. [2021-11-21 05:30:51,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 05:30:51,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:51,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:52,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:52,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:30:52,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:30:52,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:30:52,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:52,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 137 states and 207 transitions. [2021-11-21 05:30:52,167 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 207 transitions. [2021-11-21 05:30:52,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 05:30:52,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:52,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:52,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:52,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:30:52,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:30:52,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:30:52,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:52,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 151 states and 224 transitions. [2021-11-21 05:30:52,754 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 224 transitions. [2021-11-21 05:30:52,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:30:52,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:52,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:52,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:52,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:30:52,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:30:52,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:30:52,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:52,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 151 states and 222 transitions. [2021-11-21 05:30:52,916 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 222 transitions. [2021-11-21 05:30:52,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 05:30:52,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:52,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:52,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:52,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:30:52,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:30:53,061 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:30:53,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:53,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 151 states and 220 transitions. [2021-11-21 05:30:53,069 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 220 transitions. [2021-11-21 05:30:53,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 05:30:53,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:53,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:53,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:53,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:30:53,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:30:53,304 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:30:53,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:53,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 154 states and 222 transitions. [2021-11-21 05:30:53,324 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 222 transitions. [2021-11-21 05:30:53,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 05:30:53,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:53,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:53,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:53,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:30:53,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:30:53,879 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:30:53,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:53,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 156 states and 226 transitions. [2021-11-21 05:30:53,970 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 226 transitions. [2021-11-21 05:30:53,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 05:30:53,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:53,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:54,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:54,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 05:30:54,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:30:54,281 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:30:54,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:54,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 158 states and 230 transitions. [2021-11-21 05:30:54,482 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 230 transitions. [2021-11-21 05:30:54,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 05:30:54,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:54,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:54,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:54,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-21 05:30:54,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:30:55,059 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:30:55,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:55,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 160 states and 235 transitions. [2021-11-21 05:30:55,337 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 235 transitions. [2021-11-21 05:30:55,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 05:30:55,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:55,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:55,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:55,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-21 05:30:55,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:30:56,010 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:30:56,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:56,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 162 states and 241 transitions. [2021-11-21 05:30:56,384 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 241 transitions. [2021-11-21 05:30:56,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 05:30:56,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:56,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:56,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:56,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:30:56,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:30:56,907 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 27 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 05:30:57,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:57,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 161 states and 244 transitions. [2021-11-21 05:30:57,566 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 244 transitions. [2021-11-21 05:30:57,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 05:30:57,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:57,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:58,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:58,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-21 05:30:58,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:30:58,358 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-21 05:30:58,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:58,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 163 states and 247 transitions. [2021-11-21 05:30:58,905 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 247 transitions. [2021-11-21 05:30:58,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:30:58,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:58,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:59,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:59,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 05:30:59,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:31:00,256 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 9 proven. 78 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:31:00,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:00,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 163 states and 247 transitions. [2021-11-21 05:31:00,710 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 247 transitions. [2021-11-21 05:31:00,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:31:00,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:00,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:01,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:01,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:31:01,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:31:01,609 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 8 proven. 78 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:31:01,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:01,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 163 states and 247 transitions. [2021-11-21 05:31:01,963 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 247 transitions. [2021-11-21 05:31:01,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:31:01,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:01,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:02,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:02,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:31:02,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:31:02,851 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 51 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-21 05:31:03,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:03,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 165 states and 250 transitions. [2021-11-21 05:31:03,260 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 250 transitions. [2021-11-21 05:31:03,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 05:31:03,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:03,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:04,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:04,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-21 05:31:04,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:31:05,105 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 66 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-21 05:31:06,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:06,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 167 states and 253 transitions. [2021-11-21 05:31:06,126 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 253 transitions. [2021-11-21 05:31:06,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 05:31:06,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:06,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:07,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:07,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-21 05:31:07,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:31:08,022 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 13 proven. 136 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:31:08,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:08,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 167 states and 253 transitions. [2021-11-21 05:31:08,928 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 253 transitions. [2021-11-21 05:31:08,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 05:31:08,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:08,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:09,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:09,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-21 05:31:09,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:31:09,819 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 13 proven. 136 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:31:09,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:09,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 167 states and 253 transitions. [2021-11-21 05:31:09,835 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 253 transitions. [2021-11-21 05:31:09,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 05:31:09,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:09,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:10,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:10,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-21 05:31:10,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:31:11,217 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 83 proven. 36 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-21 05:31:12,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:12,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 169 states and 265 transitions. [2021-11-21 05:31:12,115 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 265 transitions. [2021-11-21 05:31:12,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 05:31:12,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:12,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:13,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:13,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 24 conjunts are in the unsatisfiable core [2021-11-21 05:31:13,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:31:14,122 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 102 proven. 45 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-21 05:31:15,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:15,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 171 states and 268 transitions. [2021-11-21 05:31:15,417 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 268 transitions. [2021-11-21 05:31:15,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 05:31:15,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:15,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:16,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:16,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-21 05:31:16,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:31:17,712 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 123 proven. 55 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-21 05:31:19,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:19,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 173 states and 271 transitions. [2021-11-21 05:31:19,454 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 271 transitions. [2021-11-21 05:31:19,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 05:31:19,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:19,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:20,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:20,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 50 conjunts are in the unsatisfiable core [2021-11-21 05:31:20,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:31:21,345 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 146 proven. 66 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-21 05:31:23,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:23,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 175 states and 274 transitions. [2021-11-21 05:31:23,191 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 274 transitions. [2021-11-21 05:31:23,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 05:31:23,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:23,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:27,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:27,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 54 conjunts are in the unsatisfiable core [2021-11-21 05:31:27,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:31:28,152 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 27 proven. 287 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-21 05:31:29,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:29,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 175 states and 274 transitions. [2021-11-21 05:31:29,373 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 274 transitions. [2021-11-21 05:31:29,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 05:31:29,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:29,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:31,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:31,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 54 conjunts are in the unsatisfiable core [2021-11-21 05:31:31,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:31:31,788 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 27 proven. 287 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-21 05:31:31,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:31,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 175 states and 274 transitions. [2021-11-21 05:31:31,795 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 274 transitions. [2021-11-21 05:31:31,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 05:31:31,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:31,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:34,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:34,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-21 05:31:34,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:31:34,642 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 171 proven. 78 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-21 05:31:35,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:35,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 177 states and 277 transitions. [2021-11-21 05:31:35,495 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 277 transitions. [2021-11-21 05:31:35,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:31:35,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:35,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:38,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:38,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-21 05:31:38,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:31:39,675 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 197 proven. 91 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-11-21 05:31:41,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:41,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 177 states and 277 transitions. [2021-11-21 05:31:41,189 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 277 transitions. [2021-11-21 05:31:41,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:31:41,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:41,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:43,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:43,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:31:43,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:31:45,310 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 198 proven. 91 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2021-11-21 05:31:47,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:47,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 179 states and 281 transitions. [2021-11-21 05:31:47,930 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 281 transitions. [2021-11-21 05:31:47,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-21 05:31:47,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:47,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:58,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-21 05:31:58,100 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) [2021-11-21 05:31:58,103 INFO L158 Benchmark]: Toolchain (without parser) took 70688.10ms. Allocated memory was 94.4MB in the beginning and 222.3MB in the end (delta: 127.9MB). Free memory was 52.6MB in the beginning and 173.4MB in the end (delta: -120.7MB). Peak memory consumption was 127.8MB. Max. memory is 16.1GB. [2021-11-21 05:31:58,104 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 94.4MB. Free memory was 71.5MB in the beginning and 71.5MB in the end (delta: 17.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 05:31:58,104 INFO L158 Benchmark]: CACSL2BoogieTranslator took 938.23ms. Allocated memory is still 94.4MB. Free memory was 72.9MB in the beginning and 45.8MB in the end (delta: 27.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-11-21 05:31:58,105 INFO L158 Benchmark]: Boogie Procedure Inliner took 145.73ms. Allocated memory was 94.4MB in the beginning and 132.1MB in the end (delta: 37.7MB). Free memory was 45.8MB in the beginning and 105.9MB in the end (delta: -60.1MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. [2021-11-21 05:31:58,106 INFO L158 Benchmark]: Boogie Preprocessor took 152.19ms. Allocated memory is still 132.1MB. Free memory was 105.9MB in the beginning and 100.4MB in the end (delta: 5.5MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. [2021-11-21 05:31:58,106 INFO L158 Benchmark]: RCFGBuilder took 1945.99ms. Allocated memory is still 132.1MB. Free memory was 100.4MB in the beginning and 57.3MB in the end (delta: 43.1MB). Peak memory consumption was 53.1MB. Max. memory is 16.1GB. [2021-11-21 05:31:58,107 INFO L158 Benchmark]: CodeCheck took 67487.10ms. Allocated memory was 132.1MB in the beginning and 222.3MB in the end (delta: 90.2MB). Free memory was 57.3MB in the beginning and 173.4MB in the end (delta: -116.1MB). Peak memory consumption was 94.4MB. Max. memory is 16.1GB. [2021-11-21 05:31:58,110 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 0.23ms. Allocated memory is still 94.4MB. Free memory was 71.5MB in the beginning and 71.5MB in the end (delta: 17.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 938.23ms. Allocated memory is still 94.4MB. Free memory was 72.9MB in the beginning and 45.8MB in the end (delta: 27.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 145.73ms. Allocated memory was 94.4MB in the beginning and 132.1MB in the end (delta: 37.7MB). Free memory was 45.8MB in the beginning and 105.9MB in the end (delta: -60.1MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 152.19ms. Allocated memory is still 132.1MB. Free memory was 105.9MB in the beginning and 100.4MB in the end (delta: 5.5MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. * RCFGBuilder took 1945.99ms. Allocated memory is still 132.1MB. Free memory was 100.4MB in the beginning and 57.3MB in the end (delta: 43.1MB). Peak memory consumption was 53.1MB. Max. memory is 16.1GB. * CodeCheck took 67487.10ms. Allocated memory was 132.1MB in the beginning and 222.3MB in the end (delta: 90.2MB). Free memory was 57.3MB in the beginning and 173.4MB in the end (delta: -116.1MB). Peak memory consumption was 94.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-21 05:31:58,195 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_037d9f7d-23a2-46f4-a6c4-3543efd439c4/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, 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_037d9f7d-23a2-46f4-a6c4-3543efd439c4/bin/ukojak-vF6T2TMglN/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