./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_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_31118652-00eb-4d57-8479-7de49e65935f/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31118652-00eb-4d57-8479-7de49e65935f/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_31118652-00eb-4d57-8479-7de49e65935f/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31118652-00eb-4d57-8479-7de49e65935f/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test3-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31118652-00eb-4d57-8479-7de49e65935f/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_31118652-00eb-4d57-8479-7de49e65935f/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 f1f34940ecf685c2c1201858b264ccb53eb3034d3cb9952a1b49bb437c42dde1 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 04:38:01,881 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 04:38:01,884 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 04:38:01,938 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 04:38:01,938 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 04:38:01,942 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 04:38:01,944 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 04:38:01,948 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 04:38:01,950 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 04:38:01,956 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 04:38:01,957 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 04:38:01,959 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 04:38:01,959 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 04:38:01,962 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 04:38:01,963 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 04:38:01,968 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 04:38:01,969 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 04:38:01,971 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 04:38:01,976 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 04:38:01,983 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 04:38:01,986 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 04:38:01,987 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 04:38:01,990 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 04:38:01,991 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 04:38:02,000 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 04:38:02,000 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 04:38:02,001 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 04:38:02,003 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 04:38:02,003 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 04:38:02,005 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 04:38:02,005 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 04:38:02,006 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 04:38:02,009 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 04:38:02,010 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 04:38:02,012 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 04:38:02,012 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 04:38:02,013 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 04:38:02,013 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 04:38:02,013 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 04:38:02,014 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 04:38:02,015 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 04:38:02,016 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31118652-00eb-4d57-8479-7de49e65935f/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-21 04:38:02,059 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 04:38:02,059 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 04:38:02,061 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 04:38:02,061 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 04:38:02,062 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 04:38:02,062 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 04:38:02,063 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 04:38:02,063 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 04:38:02,063 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 04:38:02,063 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 04:38:02,064 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 04:38:02,064 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 04:38:02,065 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 04:38:02,065 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 04:38:02,065 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 04:38:02,066 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-21 04:38:02,066 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 04:38:02,066 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 04:38:02,066 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 04:38:02,066 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 04:38:02,067 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 04:38:02,067 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 04:38:02,067 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 04:38:02,067 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:38:02,068 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 04:38:02,068 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 04:38:02,068 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 04:38:02,068 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 04:38:02,068 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 04:38:02,070 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 04:38:02,070 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_31118652-00eb-4d57-8479-7de49e65935f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31118652-00eb-4d57-8479-7de49e65935f/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f1f34940ecf685c2c1201858b264ccb53eb3034d3cb9952a1b49bb437c42dde1 [2021-11-21 04:38:02,336 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 04:38:02,364 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 04:38:02,367 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 04:38:02,368 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 04:38:02,369 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 04:38:02,370 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31118652-00eb-4d57-8479-7de49e65935f/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test3-1.i [2021-11-21 04:38:02,458 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31118652-00eb-4d57-8479-7de49e65935f/bin/ukojak-vF6T2TMglN/data/56ff28020/6628a333f35c4fabbefc8cfb7df3b6c1/FLAG4c593533f [2021-11-21 04:38:03,045 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 04:38:03,045 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31118652-00eb-4d57-8479-7de49e65935f/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test3-1.i [2021-11-21 04:38:03,066 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31118652-00eb-4d57-8479-7de49e65935f/bin/ukojak-vF6T2TMglN/data/56ff28020/6628a333f35c4fabbefc8cfb7df3b6c1/FLAG4c593533f [2021-11-21 04:38:03,301 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31118652-00eb-4d57-8479-7de49e65935f/bin/ukojak-vF6T2TMglN/data/56ff28020/6628a333f35c4fabbefc8cfb7df3b6c1 [2021-11-21 04:38:03,303 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 04:38:03,304 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 04:38:03,315 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 04:38:03,315 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 04:38:03,318 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 04:38:03,319 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:38:03" (1/1) ... [2021-11-21 04:38:03,320 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39cc1917 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:38:03, skipping insertion in model container [2021-11-21 04:38:03,322 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:38:03" (1/1) ... [2021-11-21 04:38:03,329 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 04:38:03,398 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 04:38:03,817 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_31118652-00eb-4d57-8479-7de49e65935f/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test3-1.i[33021,33034] [2021-11-21 04:38:03,918 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_31118652-00eb-4d57-8479-7de49e65935f/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test3-1.i[44590,44603] [2021-11-21 04:38:03,930 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:38:03,942 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 04:38:04,001 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_31118652-00eb-4d57-8479-7de49e65935f/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test3-1.i[33021,33034] [2021-11-21 04:38:04,118 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_31118652-00eb-4d57-8479-7de49e65935f/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test3-1.i[44590,44603] [2021-11-21 04:38:04,123 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:38:04,176 INFO L208 MainTranslator]: Completed translation [2021-11-21 04:38:04,176 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:38:04 WrapperNode [2021-11-21 04:38:04,176 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 04:38:04,189 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 04:38:04,190 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 04:38:04,190 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 04:38:04,204 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:38:04" (1/1) ... [2021-11-21 04:38:04,252 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:38:04" (1/1) ... [2021-11-21 04:38:04,337 INFO L137 Inliner]: procedures = 177, calls = 285, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1034 [2021-11-21 04:38:04,343 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 04:38:04,344 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 04:38:04,344 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 04:38:04,344 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 04:38:04,355 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:38:04" (1/1) ... [2021-11-21 04:38:04,356 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:38:04" (1/1) ... [2021-11-21 04:38:04,374 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:38:04" (1/1) ... [2021-11-21 04:38:04,377 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:38:04" (1/1) ... [2021-11-21 04:38:04,455 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:38:04" (1/1) ... [2021-11-21 04:38:04,480 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:38:04" (1/1) ... [2021-11-21 04:38:04,485 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:38:04" (1/1) ... [2021-11-21 04:38:04,494 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 04:38:04,494 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 04:38:04,495 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 04:38:04,495 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 04:38:04,496 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:38:04" (1/1) ... [2021-11-21 04:38:04,503 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:38:04,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31118652-00eb-4d57-8479-7de49e65935f/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 04:38:04,586 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31118652-00eb-4d57-8479-7de49e65935f/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 04:38:04,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31118652-00eb-4d57-8479-7de49e65935f/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 04:38:04,636 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 04:38:04,636 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-21 04:38:04,637 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-21 04:38:04,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 04:38:04,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-21 04:38:04,637 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-21 04:38:04,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 04:38:04,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 04:38:04,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 04:38:04,638 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 04:38:04,638 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-21 04:38:04,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 04:38:04,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 04:38:04,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 04:38:04,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 04:38:04,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 04:38:04,890 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 04:38:04,892 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 04:38:05,913 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 04:38:06,355 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 04:38:06,356 INFO L301 CfgBuilder]: Removed 63 assume(true) statements. [2021-11-21 04:38:06,360 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:38:06 BoogieIcfgContainer [2021-11-21 04:38:06,361 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 04:38:06,362 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 04:38:06,362 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 04:38:06,372 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 04:38:06,372 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:38:06" (1/1) ... [2021-11-21 04:38:06,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 04:38:06,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:06,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 133 states and 223 transitions. [2021-11-21 04:38:06,462 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 223 transitions. [2021-11-21 04:38:06,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 04:38:06,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:06,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:06,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:06,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 04:38:06,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:38:06,732 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 04:38:06,794 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 04:38:06,803 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 04:38:06,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:06,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 136 states and 228 transitions. [2021-11-21 04:38:06,854 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 228 transitions. [2021-11-21 04:38:06,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-21 04:38:06,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:06,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:06,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:06,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 04:38:06,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:38:06,920 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 04:38:06,956 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 04:38:06,963 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 04:38:06,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:06,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 137 states and 229 transitions. [2021-11-21 04:38:06,979 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 229 transitions. [2021-11-21 04:38:06,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 04:38:06,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:06,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:07,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:07,081 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 04:38:07,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:07,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 137 states and 228 transitions. [2021-11-21 04:38:07,096 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 228 transitions. [2021-11-21 04:38:07,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 04:38:07,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:07,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:07,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:07,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:38:07,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:38:07,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:07,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:07,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 137 states and 226 transitions. [2021-11-21 04:38:07,197 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 226 transitions. [2021-11-21 04:38:07,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-21 04:38:07,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:07,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:07,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:07,252 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 04:38:07,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:07,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 137 states and 225 transitions. [2021-11-21 04:38:07,364 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 225 transitions. [2021-11-21 04:38:07,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 04:38:07,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:07,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:07,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:07,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:38:07,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:38:07,462 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 04:38:07,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:07,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 137 states and 221 transitions. [2021-11-21 04:38:07,476 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 221 transitions. [2021-11-21 04:38:07,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 04:38:07,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:07,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:07,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:07,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:38:07,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:38:07,590 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 04:38:07,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:07,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 137 states and 215 transitions. [2021-11-21 04:38:07,603 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 215 transitions. [2021-11-21 04:38:07,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 04:38:07,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:07,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:07,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:07,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:38:07,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:38:07,731 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 04:38:07,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:07,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 137 states and 207 transitions. [2021-11-21 04:38:07,810 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 207 transitions. [2021-11-21 04:38:07,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 04:38:07,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:07,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:07,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:07,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:38:07,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:38:08,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:08,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:08,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 151 states and 224 transitions. [2021-11-21 04:38:08,353 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 224 transitions. [2021-11-21 04:38:08,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 04:38:08,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:08,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:08,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:08,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:38:08,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:38:08,510 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 04:38:08,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:08,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 151 states and 222 transitions. [2021-11-21 04:38:08,529 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 222 transitions. [2021-11-21 04:38:08,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 04:38:08,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:08,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:08,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:08,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:38:08,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:38:08,671 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 04:38:08,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:08,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 151 states and 220 transitions. [2021-11-21 04:38:08,676 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 220 transitions. [2021-11-21 04:38:08,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 04:38:08,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:08,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:08,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:08,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:38:08,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:38:08,879 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 04:38:08,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:08,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 154 states and 222 transitions. [2021-11-21 04:38:08,897 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 222 transitions. [2021-11-21 04:38:08,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 04:38:08,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:08,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:09,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:09,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:38:09,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:38:09,478 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 04:38:09,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:09,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 156 states and 226 transitions. [2021-11-21 04:38:09,576 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 226 transitions. [2021-11-21 04:38:09,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 04:38:09,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:09,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:09,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:09,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 04:38:09,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:38:09,918 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 04:38:10,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:10,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 158 states and 230 transitions. [2021-11-21 04:38:10,159 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 230 transitions. [2021-11-21 04:38:10,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 04:38:10,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:10,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:10,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:10,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-21 04:38:10,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:38:10,762 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 04:38:11,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:11,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 160 states and 235 transitions. [2021-11-21 04:38:11,084 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 235 transitions. [2021-11-21 04:38:11,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 04:38:11,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:11,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:11,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:11,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-21 04:38:11,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:38:11,795 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 04:38:12,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:12,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 162 states and 241 transitions. [2021-11-21 04:38:12,185 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 241 transitions. [2021-11-21 04:38:12,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 04:38:12,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:12,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:12,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:12,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 04:38:12,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:38:12,740 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 04:38:13,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:13,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 161 states and 244 transitions. [2021-11-21 04:38:13,476 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 244 transitions. [2021-11-21 04:38:13,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 04:38:13,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:13,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:13,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:13,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-21 04:38:13,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:38:14,298 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 04:38:14,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:14,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 163 states and 247 transitions. [2021-11-21 04:38:14,893 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 247 transitions. [2021-11-21 04:38:14,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 04:38:14,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:14,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:15,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:15,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 04:38:15,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:38:16,235 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 04:38:16,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:16,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 163 states and 247 transitions. [2021-11-21 04:38:16,714 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 247 transitions. [2021-11-21 04:38:16,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 04:38:16,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:16,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:17,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:17,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 04:38:17,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:38:17,727 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 04:38:18,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:18,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 163 states and 247 transitions. [2021-11-21 04:38:18,109 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 247 transitions. [2021-11-21 04:38:18,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 04:38:18,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:18,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:18,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:18,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 04:38:18,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:38:19,079 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 04:38:19,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:19,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 165 states and 250 transitions. [2021-11-21 04:38:19,472 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 250 transitions. [2021-11-21 04:38:19,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 04:38:19,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:19,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:20,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:20,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-21 04:38:20,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:38:21,414 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 04:38:22,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:22,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 167 states and 253 transitions. [2021-11-21 04:38:22,433 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 253 transitions. [2021-11-21 04:38:22,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 04:38:22,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:22,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:23,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:23,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-21 04:38:23,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:38:24,497 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 04:38:25,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:25,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 167 states and 253 transitions. [2021-11-21 04:38:25,444 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 253 transitions. [2021-11-21 04:38:25,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 04:38:25,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:25,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:26,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:26,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-21 04:38:26,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:38:26,393 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 04:38:26,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:26,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 167 states and 253 transitions. [2021-11-21 04:38:26,404 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 253 transitions. [2021-11-21 04:38:26,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 04:38:26,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:26,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:27,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:27,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-21 04:38:27,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:38:27,761 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 04:38:28,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:28,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 169 states and 265 transitions. [2021-11-21 04:38:28,652 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 265 transitions. [2021-11-21 04:38:28,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 04:38:28,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:28,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:30,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:30,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 24 conjunts are in the unsatisfiable core [2021-11-21 04:38:30,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:38:30,790 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 04:38:32,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:32,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 171 states and 268 transitions. [2021-11-21 04:38:32,148 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 268 transitions. [2021-11-21 04:38:32,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 04:38:32,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:32,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:33,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:33,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-21 04:38:33,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:38:34,511 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 04:38:36,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:36,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 173 states and 271 transitions. [2021-11-21 04:38:36,248 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 271 transitions. [2021-11-21 04:38:36,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 04:38:36,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:36,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:37,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:37,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 50 conjunts are in the unsatisfiable core [2021-11-21 04:38:37,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:38:38,220 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 04:38:40,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:40,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 175 states and 274 transitions. [2021-11-21 04:38:40,074 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 274 transitions. [2021-11-21 04:38:40,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 04:38:40,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:40,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:44,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:44,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 54 conjunts are in the unsatisfiable core [2021-11-21 04:38:44,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:38:45,097 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 04:38:46,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:46,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 175 states and 274 transitions. [2021-11-21 04:38:46,368 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 274 transitions. [2021-11-21 04:38:46,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 04:38:46,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:46,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:48,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:48,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 54 conjunts are in the unsatisfiable core [2021-11-21 04:38:48,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:38:48,891 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 04:38:48,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:48,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 175 states and 274 transitions. [2021-11-21 04:38:48,901 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 274 transitions. [2021-11-21 04:38:48,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 04:38:48,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:48,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:51,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:51,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-21 04:38:51,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:38:51,848 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 04:38:52,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:52,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 177 states and 277 transitions. [2021-11-21 04:38:52,789 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 277 transitions. [2021-11-21 04:38:52,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 04:38:52,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:52,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:55,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:55,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-21 04:38:55,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:38:57,136 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 04:38:58,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:58,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 177 states and 277 transitions. [2021-11-21 04:38:58,629 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 277 transitions. [2021-11-21 04:38:58,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 04:38:58,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:58,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:39:01,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:39:01,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 04:39:01,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:39:03,001 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 04:39:05,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:39:05,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 179 states and 281 transitions. [2021-11-21 04:39:05,979 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 281 transitions. [2021-11-21 04:39:05,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-21 04:39:05,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:39:05,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:39:16,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-21 04:39:16,149 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 04:39:16,152 INFO L158 Benchmark]: Toolchain (without parser) took 72846.98ms. Allocated memory was 81.8MB in the beginning and 209.7MB in the end (delta: 127.9MB). Free memory was 45.3MB in the beginning and 154.0MB in the end (delta: -108.7MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. [2021-11-21 04:39:16,153 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 81.8MB. Free memory was 54.8MB in the beginning and 54.7MB in the end (delta: 21.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 04:39:16,154 INFO L158 Benchmark]: CACSL2BoogieTranslator took 861.94ms. Allocated memory was 81.8MB in the beginning and 102.8MB in the end (delta: 21.0MB). Free memory was 45.1MB in the beginning and 54.7MB in the end (delta: -9.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-21 04:39:16,154 INFO L158 Benchmark]: Boogie Procedure Inliner took 153.65ms. Allocated memory is still 102.8MB. Free memory was 54.7MB in the beginning and 47.9MB in the end (delta: 6.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-21 04:39:16,155 INFO L158 Benchmark]: Boogie Preprocessor took 150.11ms. Allocated memory is still 102.8MB. Free memory was 47.9MB in the beginning and 40.6MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-21 04:39:16,155 INFO L158 Benchmark]: RCFGBuilder took 1866.39ms. Allocated memory was 102.8MB in the beginning and 127.9MB in the end (delta: 25.2MB). Free memory was 40.6MB in the beginning and 82.9MB in the end (delta: -42.3MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. [2021-11-21 04:39:16,156 INFO L158 Benchmark]: CodeCheck took 69789.26ms. Allocated memory was 127.9MB in the beginning and 209.7MB in the end (delta: 81.8MB). Free memory was 82.0MB in the beginning and 154.0MB in the end (delta: -72.0MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2021-11-21 04:39:16,159 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 0.27ms. Allocated memory is still 81.8MB. Free memory was 54.8MB in the beginning and 54.7MB in the end (delta: 21.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 861.94ms. Allocated memory was 81.8MB in the beginning and 102.8MB in the end (delta: 21.0MB). Free memory was 45.1MB in the beginning and 54.7MB in the end (delta: -9.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 153.65ms. Allocated memory is still 102.8MB. Free memory was 54.7MB in the beginning and 47.9MB in the end (delta: 6.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 150.11ms. Allocated memory is still 102.8MB. Free memory was 47.9MB in the beginning and 40.6MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1866.39ms. Allocated memory was 102.8MB in the beginning and 127.9MB in the end (delta: 25.2MB). Free memory was 40.6MB in the beginning and 82.9MB in the end (delta: -42.3MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. * CodeCheck took 69789.26ms. Allocated memory was 127.9MB in the beginning and 209.7MB in the end (delta: 81.8MB). Free memory was 82.0MB in the beginning and 154.0MB in the end (delta: -72.0MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-21 04:39:16,251 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31118652-00eb-4d57-8479-7de49e65935f/bin/ukojak-vF6T2TMglN/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_31118652-00eb-4d57-8479-7de49e65935f/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