./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test9-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d3900aa-6277-4ef2-a0ca-02ceabbfd79f/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d3900aa-6277-4ef2-a0ca-02ceabbfd79f/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d3900aa-6277-4ef2-a0ca-02ceabbfd79f/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d3900aa-6277-4ef2-a0ca-02ceabbfd79f/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test9-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d3900aa-6277-4ef2-a0ca-02ceabbfd79f/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d3900aa-6277-4ef2-a0ca-02ceabbfd79f/bin/ukojak-d1pc8ZmBRL --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6698dfe763688c38a478c53cfe3bc6bac092e445bf13ef44be53eb6068218c93 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 07:27:01,376 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 07:27:01,378 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 07:27:01,413 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 07:27:01,414 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 07:27:01,416 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 07:27:01,417 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 07:27:01,420 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 07:27:01,424 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 07:27:01,426 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 07:27:01,427 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 07:27:01,428 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 07:27:01,429 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 07:27:01,430 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 07:27:01,432 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 07:27:01,434 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 07:27:01,435 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 07:27:01,439 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 07:27:01,443 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 07:27:01,452 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 07:27:01,456 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 07:27:01,463 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 07:27:01,464 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 07:27:01,465 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 07:27:01,469 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 07:27:01,469 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 07:27:01,470 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 07:27:01,471 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 07:27:01,471 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 07:27:01,478 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 07:27:01,479 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 07:27:01,480 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 07:27:01,482 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 07:27:01,484 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 07:27:01,485 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 07:27:01,485 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 07:27:01,486 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 07:27:01,486 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 07:27:01,487 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 07:27:01,487 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 07:27:01,488 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 07:27:01,489 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d3900aa-6277-4ef2-a0ca-02ceabbfd79f/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-25 07:27:01,540 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 07:27:01,541 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 07:27:01,542 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 07:27:01,542 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 07:27:01,543 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 07:27:01,543 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 07:27:01,543 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 07:27:01,544 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 07:27:01,550 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 07:27:01,550 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 07:27:01,551 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 07:27:01,552 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 07:27:01,552 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 07:27:01,552 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 07:27:01,552 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 07:27:01,552 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 07:27:01,553 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 07:27:01,553 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 07:27:01,553 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 07:27:01,553 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 07:27:01,554 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 07:27:01,554 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 07:27:01,554 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 07:27:01,554 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:27:01,555 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 07:27:01,555 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 07:27:01,555 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 07:27:01,555 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 07:27:01,555 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 07:27:01,557 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 07:27:01,558 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_3d3900aa-6277-4ef2-a0ca-02ceabbfd79f/bin/ukojak-d1pc8ZmBRL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d3900aa-6277-4ef2-a0ca-02ceabbfd79f/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6698dfe763688c38a478c53cfe3bc6bac092e445bf13ef44be53eb6068218c93 [2021-11-25 07:27:01,848 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 07:27:01,876 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 07:27:01,879 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 07:27:01,880 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 07:27:01,881 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 07:27:01,883 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d3900aa-6277-4ef2-a0ca-02ceabbfd79f/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test9-1.i [2021-11-25 07:27:01,961 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d3900aa-6277-4ef2-a0ca-02ceabbfd79f/bin/ukojak-d1pc8ZmBRL/data/ce63d7263/52a4ff0a40254da9b813f6f304953cf4/FLAGd4437ef37 [2021-11-25 07:27:02,627 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 07:27:02,628 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d3900aa-6277-4ef2-a0ca-02ceabbfd79f/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test9-1.i [2021-11-25 07:27:02,649 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d3900aa-6277-4ef2-a0ca-02ceabbfd79f/bin/ukojak-d1pc8ZmBRL/data/ce63d7263/52a4ff0a40254da9b813f6f304953cf4/FLAGd4437ef37 [2021-11-25 07:27:02,816 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d3900aa-6277-4ef2-a0ca-02ceabbfd79f/bin/ukojak-d1pc8ZmBRL/data/ce63d7263/52a4ff0a40254da9b813f6f304953cf4 [2021-11-25 07:27:02,819 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 07:27:02,820 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 07:27:02,822 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 07:27:02,822 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 07:27:02,825 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 07:27:02,826 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:27:02" (1/1) ... [2021-11-25 07:27:02,828 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61f0b68c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:27:02, skipping insertion in model container [2021-11-25 07:27:02,828 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:27:02" (1/1) ... [2021-11-25 07:27:02,835 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 07:27:02,919 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 07:27:03,404 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_3d3900aa-6277-4ef2-a0ca-02ceabbfd79f/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test9-1.i[33021,33034] [2021-11-25 07:27:03,735 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_3d3900aa-6277-4ef2-a0ca-02ceabbfd79f/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test9-1.i[84583,84596] [2021-11-25 07:27:03,738 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:27:03,747 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 07:27:03,787 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_3d3900aa-6277-4ef2-a0ca-02ceabbfd79f/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test9-1.i[33021,33034] [2021-11-25 07:27:03,907 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_3d3900aa-6277-4ef2-a0ca-02ceabbfd79f/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test9-1.i[84583,84596] [2021-11-25 07:27:03,909 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:27:03,957 INFO L208 MainTranslator]: Completed translation [2021-11-25 07:27:03,957 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:27:03 WrapperNode [2021-11-25 07:27:03,957 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 07:27:03,959 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 07:27:03,959 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 07:27:03,959 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 07:27:03,967 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:27:03" (1/1) ... [2021-11-25 07:27:04,029 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:27:03" (1/1) ... [2021-11-25 07:27:04,218 INFO L137 Inliner]: procedures = 177, calls = 730, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2872 [2021-11-25 07:27:04,219 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 07:27:04,220 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 07:27:04,220 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 07:27:04,220 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 07:27:04,229 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:27:03" (1/1) ... [2021-11-25 07:27:04,229 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:27:03" (1/1) ... [2021-11-25 07:27:04,250 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:27:03" (1/1) ... [2021-11-25 07:27:04,251 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:27:03" (1/1) ... [2021-11-25 07:27:04,334 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:27:03" (1/1) ... [2021-11-25 07:27:04,371 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:27:03" (1/1) ... [2021-11-25 07:27:04,387 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:27:03" (1/1) ... [2021-11-25 07:27:04,410 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 07:27:04,412 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 07:27:04,412 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 07:27:04,413 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 07:27:04,415 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:27:03" (1/1) ... [2021-11-25 07:27:04,423 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:27:04,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d3900aa-6277-4ef2-a0ca-02ceabbfd79f/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 07:27:04,453 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d3900aa-6277-4ef2-a0ca-02ceabbfd79f/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 07:27:04,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d3900aa-6277-4ef2-a0ca-02ceabbfd79f/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 07:27:04,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 07:27:04,504 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 07:27:04,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 07:27:04,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 07:27:04,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 07:27:04,505 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 07:27:04,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 07:27:04,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 07:27:04,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 07:27:04,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 07:27:04,506 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-25 07:27:04,506 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 07:27:04,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 07:27:04,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 07:27:04,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 07:27:04,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 07:27:04,716 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 07:27:04,718 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 07:27:06,954 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 07:27:07,410 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 07:27:07,410 INFO L301 CfgBuilder]: Removed 54 assume(true) statements. [2021-11-25 07:27:07,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:27:07 BoogieIcfgContainer [2021-11-25 07:27:07,415 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 07:27:07,416 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 07:27:07,416 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 07:27:07,426 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 07:27:07,426 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:27:07" (1/1) ... [2021-11-25 07:27:07,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 07:27:07,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:07,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2178 states to 1109 states and 2178 transitions. [2021-11-25 07:27:07,536 INFO L276 IsEmpty]: Start isEmpty. Operand 1109 states and 2178 transitions. [2021-11-25 07:27:07,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 07:27:07,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:07,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:07,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:07,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-25 07:27:07,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:07,761 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 [2021-11-25 07:27:07,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 07:27:07,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-11-25 07:27:07,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:27:07,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:07,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2183 states to 1112 states and 2183 transitions. [2021-11-25 07:27:07,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 2183 transitions. [2021-11-25 07:27:07,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-25 07:27:07,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:07,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:08,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:08,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-25 07:27:08,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:08,041 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 [2021-11-25 07:27:08,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 07:27:08,115 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-11-25 07:27:08,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:27:08,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:08,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2184 states to 1113 states and 2184 transitions. [2021-11-25 07:27:08,155 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 2184 transitions. [2021-11-25 07:27:08,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 07:27:08,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:08,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:08,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:08,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:27:08,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:08,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:27:08,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:08,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2182 states to 1113 states and 2182 transitions. [2021-11-25 07:27:08,294 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 2182 transitions. [2021-11-25 07:27:08,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 07:27:08,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:08,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:08,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:08,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:27:08,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:08,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2177 states to 1113 states and 2177 transitions. [2021-11-25 07:27:08,502 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 2177 transitions. [2021-11-25 07:27:08,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 07:27:08,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:08,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:08,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:08,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:27:08,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:08,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:27:08,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:08,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2173 states to 1113 states and 2173 transitions. [2021-11-25 07:27:08,625 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 2173 transitions. [2021-11-25 07:27:08,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-25 07:27:08,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:08,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:08,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:08,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:27:08,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:08,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:27:08,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:08,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2167 states to 1113 states and 2167 transitions. [2021-11-25 07:27:08,774 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 2167 transitions. [2021-11-25 07:27:08,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 07:27:08,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:08,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:08,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:08,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:27:08,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:08,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:27:08,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:08,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2159 states to 1113 states and 2159 transitions. [2021-11-25 07:27:08,996 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 2159 transitions. [2021-11-25 07:27:08,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 07:27:08,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:08,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:09,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:09,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 1572 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:27:09,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:09,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:27:10,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:10,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2176 states to 1127 states and 2176 transitions. [2021-11-25 07:27:10,071 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 2176 transitions. [2021-11-25 07:27:10,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:27:10,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:10,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:10,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:10,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:27:10,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:10,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:27:10,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:10,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2174 states to 1127 states and 2174 transitions. [2021-11-25 07:27:10,278 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 2174 transitions. [2021-11-25 07:27:10,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 07:27:10,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:10,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:10,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:10,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 1586 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:27:10,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:10,865 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:27:10,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:10,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2172 states to 1127 states and 2172 transitions. [2021-11-25 07:27:10,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 2172 transitions. [2021-11-25 07:27:10,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 07:27:10,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:10,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:11,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:11,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 1587 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:27:11,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:11,473 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:27:11,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:11,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2174 states to 1130 states and 2174 transitions. [2021-11-25 07:27:11,498 INFO L276 IsEmpty]: Start isEmpty. Operand 1130 states and 2174 transitions. [2021-11-25 07:27:11,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 07:27:11,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:11,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:12,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:12,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 709 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 07:27:12,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:12,554 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:27:12,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:12,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2174 states to 1130 states and 2174 transitions. [2021-11-25 07:27:12,641 INFO L276 IsEmpty]: Start isEmpty. Operand 1130 states and 2174 transitions. [2021-11-25 07:27:12,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 07:27:12,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:12,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:14,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:14,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 709 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 07:27:14,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:14,978 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:27:15,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:15,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2178 states to 1132 states and 2178 transitions. [2021-11-25 07:27:15,042 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 2178 transitions. [2021-11-25 07:27:15,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 07:27:15,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:15,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:18,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:18,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:27:18,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:18,583 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:27:18,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:18,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2181 states to 1134 states and 2181 transitions. [2021-11-25 07:27:18,926 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 2181 transitions. [2021-11-25 07:27:18,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 07:27:18,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:18,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:19,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:19,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 769 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-25 07:27:20,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:20,277 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:27:20,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:20,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2186 states to 1136 states and 2186 transitions. [2021-11-25 07:27:20,731 INFO L276 IsEmpty]: Start isEmpty. Operand 1136 states and 2186 transitions. [2021-11-25 07:27:20,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 07:27:20,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:20,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:21,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:21,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 799 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-25 07:27:21,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:21,653 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:27:21,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:21,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2186 states to 1136 states and 2186 transitions. [2021-11-25 07:27:21,932 INFO L276 IsEmpty]: Start isEmpty. Operand 1136 states and 2186 transitions. [2021-11-25 07:27:21,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 07:27:21,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:21,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:22,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:22,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 799 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 07:27:22,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:23,157 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 07:27:23,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:23,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2190 states to 1138 states and 2190 transitions. [2021-11-25 07:27:23,898 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 2190 transitions. [2021-11-25 07:27:23,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:27:23,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:23,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:24,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:24,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 829 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-25 07:27:24,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:25,017 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 27 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:27:26,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:26,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2192 states to 1137 states and 2192 transitions. [2021-11-25 07:27:26,189 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 2192 transitions. [2021-11-25 07:27:26,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:27:26,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:26,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:30,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:30,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 859 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-25 07:27:30,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:31,413 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 7 proven. 55 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 07:27:32,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:32,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2192 states to 1137 states and 2192 transitions. [2021-11-25 07:27:32,055 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 2192 transitions. [2021-11-25 07:27:32,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:27:32,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:32,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:33,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:33,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 859 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-25 07:27:33,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:33,502 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:27:33,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:33,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2195 states to 1139 states and 2195 transitions. [2021-11-25 07:27:33,876 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 2195 transitions. [2021-11-25 07:27:33,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:27:33,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:33,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:34,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:34,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 889 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-25 07:27:34,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:35,215 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 51 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-25 07:27:36,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:36,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2204 states to 1141 states and 2204 transitions. [2021-11-25 07:27:36,167 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2204 transitions. [2021-11-25 07:27:36,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 07:27:36,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:36,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:37,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:37,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 919 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-25 07:27:37,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:37,938 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 10 proven. 105 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:27:38,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:38,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2204 states to 1141 states and 2204 transitions. [2021-11-25 07:27:38,839 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2204 transitions. [2021-11-25 07:27:38,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 07:27:38,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:38,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:39,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:39,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 919 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 07:27:39,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:40,093 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 66 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-25 07:27:40,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:40,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2214 states to 1143 states and 2214 transitions. [2021-11-25 07:27:40,938 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 2214 transitions. [2021-11-25 07:27:40,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 07:27:40,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:40,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:42,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:42,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 949 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-25 07:27:42,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:43,250 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 10 proven. 136 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 07:27:44,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:44,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2214 states to 1143 states and 2214 transitions. [2021-11-25 07:27:44,086 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 2214 transitions. [2021-11-25 07:27:44,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 07:27:44,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:44,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:46,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:46,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 949 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-25 07:27:46,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:46,993 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 10 proven. 136 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 07:27:47,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:47,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2214 states to 1143 states and 2214 transitions. [2021-11-25 07:27:47,417 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 2214 transitions. [2021-11-25 07:27:47,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 07:27:47,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:47,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:48,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:48,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 949 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-25 07:27:48,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:49,568 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 13 proven. 136 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 07:27:51,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:51,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2214 states to 1143 states and 2214 transitions. [2021-11-25 07:27:51,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 2214 transitions. [2021-11-25 07:27:51,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 07:27:51,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:51,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:53,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:53,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 949 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-25 07:27:53,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:53,719 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 83 proven. 36 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-25 07:27:54,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:54,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2218 states to 1145 states and 2218 transitions. [2021-11-25 07:27:54,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 2218 transitions. [2021-11-25 07:27:54,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 07:27:54,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:54,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:55,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:55,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 979 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 07:27:55,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:56,567 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 11 proven. 171 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:27:57,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:57,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2218 states to 1145 states and 2218 transitions. [2021-11-25 07:27:57,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 2218 transitions. [2021-11-25 07:27:57,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 07:27:57,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:57,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:59,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:59,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 979 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-25 07:27:59,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:28:00,102 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 102 proven. 45 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-25 07:28:00,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:00,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2230 states to 1147 states and 2230 transitions. [2021-11-25 07:28:00,976 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 2230 transitions. [2021-11-25 07:28:00,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 07:28:00,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:00,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:04,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:04,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 1009 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-25 07:28:04,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:28:05,058 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 12 proven. 210 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-25 07:28:06,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:06,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2230 states to 1147 states and 2230 transitions. [2021-11-25 07:28:06,085 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 2230 transitions. [2021-11-25 07:28:06,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 07:28:06,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:06,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:09,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:09,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 1009 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-25 07:28:09,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:28:09,369 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 123 proven. 55 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-25 07:28:10,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:10,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2243 states to 1149 states and 2243 transitions. [2021-11-25 07:28:10,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1149 states and 2243 transitions. [2021-11-25 07:28:10,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 07:28:10,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:10,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:11,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:11,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 1039 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-25 07:28:11,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:28:12,353 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 146 proven. 66 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-25 07:28:14,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:14,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2246 states to 1151 states and 2246 transitions. [2021-11-25 07:28:14,324 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 2246 transitions. [2021-11-25 07:28:14,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 07:28:14,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:14,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:24,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-25 07:28:24,698 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-25 07:28:24,701 INFO L158 Benchmark]: Toolchain (without parser) took 81880.29ms. Allocated memory was 109.1MB in the beginning and 360.7MB in the end (delta: 251.7MB). Free memory was 71.3MB in the beginning and 92.7MB in the end (delta: -21.4MB). Peak memory consumption was 230.7MB. Max. memory is 16.1GB. [2021-11-25 07:28:24,702 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 109.1MB. Free memory is still 62.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 07:28:24,703 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1136.09ms. Allocated memory was 109.1MB in the beginning and 134.2MB in the end (delta: 25.2MB). Free memory was 71.0MB in the beginning and 63.6MB in the end (delta: 7.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2021-11-25 07:28:24,704 INFO L158 Benchmark]: Boogie Procedure Inliner took 260.29ms. Allocated memory is still 134.2MB. Free memory was 63.0MB in the beginning and 96.7MB in the end (delta: -33.7MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2021-11-25 07:28:24,705 INFO L158 Benchmark]: Boogie Preprocessor took 190.23ms. Allocated memory is still 134.2MB. Free memory was 96.7MB in the beginning and 84.1MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-25 07:28:24,707 INFO L158 Benchmark]: RCFGBuilder took 3003.75ms. Allocated memory was 134.2MB in the beginning and 188.7MB in the end (delta: 54.5MB). Free memory was 84.1MB in the beginning and 106.2MB in the end (delta: -22.1MB). Peak memory consumption was 80.7MB. Max. memory is 16.1GB. [2021-11-25 07:28:24,709 INFO L158 Benchmark]: CodeCheck took 77283.64ms. Allocated memory was 188.7MB in the beginning and 360.7MB in the end (delta: 172.0MB). Free memory was 106.2MB in the beginning and 92.7MB in the end (delta: 13.6MB). Peak memory consumption was 186.6MB. Max. memory is 16.1GB. [2021-11-25 07:28:24,712 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 109.1MB. Free memory is still 62.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1136.09ms. Allocated memory was 109.1MB in the beginning and 134.2MB in the end (delta: 25.2MB). Free memory was 71.0MB in the beginning and 63.6MB in the end (delta: 7.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 260.29ms. Allocated memory is still 134.2MB. Free memory was 63.0MB in the beginning and 96.7MB in the end (delta: -33.7MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 190.23ms. Allocated memory is still 134.2MB. Free memory was 96.7MB in the beginning and 84.1MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 3003.75ms. Allocated memory was 134.2MB in the beginning and 188.7MB in the end (delta: 54.5MB). Free memory was 84.1MB in the beginning and 106.2MB in the end (delta: -22.1MB). Peak memory consumption was 80.7MB. Max. memory is 16.1GB. * CodeCheck took 77283.64ms. Allocated memory was 188.7MB in the beginning and 360.7MB in the end (delta: 172.0MB). Free memory was 106.2MB in the beginning and 92.7MB in the end (delta: 13.6MB). Peak memory consumption was 186.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-25 07:28:24,834 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d3900aa-6277-4ef2-a0ca-02ceabbfd79f/bin/ukojak-d1pc8ZmBRL/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_3d3900aa-6277-4ef2-a0ca-02ceabbfd79f/bin/ukojak-d1pc8ZmBRL/config using search string *Overflow*32bit*_Bitvector*.epf No suitable settings file found using Overflow*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown