./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test10-1.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_6d0807f3-1071-41ae-9b4e-496d96315cee/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d0807f3-1071-41ae-9b4e-496d96315cee/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_6d0807f3-1071-41ae-9b4e-496d96315cee/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d0807f3-1071-41ae-9b4e-496d96315cee/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test10-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d0807f3-1071-41ae-9b4e-496d96315cee/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_6d0807f3-1071-41ae-9b4e-496d96315cee/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 1c32e831c11e67575bf9fc4420a056c0795572e7218bcd99a0067a1a2caea6f7 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 06:47:01,398 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 06:47:01,400 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 06:47:01,455 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 06:47:01,456 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 06:47:01,461 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 06:47:01,463 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 06:47:01,467 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 06:47:01,470 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 06:47:01,475 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 06:47:01,476 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 06:47:01,478 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 06:47:01,478 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 06:47:01,481 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 06:47:01,484 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 06:47:01,488 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 06:47:01,490 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 06:47:01,491 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 06:47:01,493 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 06:47:01,503 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 06:47:01,505 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 06:47:01,507 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 06:47:01,508 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 06:47:01,509 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 06:47:01,513 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 06:47:01,513 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 06:47:01,513 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 06:47:01,515 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 06:47:01,515 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 06:47:01,516 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 06:47:01,517 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 06:47:01,518 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 06:47:01,519 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 06:47:01,520 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 06:47:01,521 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 06:47:01,521 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 06:47:01,522 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 06:47:01,522 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 06:47:01,522 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 06:47:01,523 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 06:47:01,524 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 06:47:01,525 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d0807f3-1071-41ae-9b4e-496d96315cee/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-25 06:47:01,572 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 06:47:01,572 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 06:47:01,573 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 06:47:01,573 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 06:47:01,574 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 06:47:01,574 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 06:47:01,574 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 06:47:01,574 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 06:47:01,574 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 06:47:01,575 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 06:47:01,575 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 06:47:01,575 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 06:47:01,575 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 06:47:01,575 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 06:47:01,576 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 06:47:01,580 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 06:47:01,580 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 06:47:01,581 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 06:47:01,581 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 06:47:01,581 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 06:47:01,581 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 06:47:01,581 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 06:47:01,582 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 06:47:01,582 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:47:01,582 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 06:47:01,583 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 06:47:01,583 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 06:47:01,583 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 06:47:01,584 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 06:47:01,584 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 06:47:01,584 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_6d0807f3-1071-41ae-9b4e-496d96315cee/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d0807f3-1071-41ae-9b4e-496d96315cee/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1c32e831c11e67575bf9fc4420a056c0795572e7218bcd99a0067a1a2caea6f7 [2021-11-25 06:47:01,872 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 06:47:01,906 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 06:47:01,909 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 06:47:01,911 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 06:47:01,912 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 06:47:01,913 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d0807f3-1071-41ae-9b4e-496d96315cee/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test10-1.i [2021-11-25 06:47:01,980 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d0807f3-1071-41ae-9b4e-496d96315cee/bin/ukojak-d1pc8ZmBRL/data/02f493d9c/d0fe6f643c914fcfb3f878926142986e/FLAG48a56efb7 [2021-11-25 06:47:02,666 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 06:47:02,667 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d0807f3-1071-41ae-9b4e-496d96315cee/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test10-1.i [2021-11-25 06:47:02,686 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d0807f3-1071-41ae-9b4e-496d96315cee/bin/ukojak-d1pc8ZmBRL/data/02f493d9c/d0fe6f643c914fcfb3f878926142986e/FLAG48a56efb7 [2021-11-25 06:47:02,814 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d0807f3-1071-41ae-9b4e-496d96315cee/bin/ukojak-d1pc8ZmBRL/data/02f493d9c/d0fe6f643c914fcfb3f878926142986e [2021-11-25 06:47:02,816 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 06:47:02,818 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 06:47:02,819 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 06:47:02,820 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 06:47:02,823 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 06:47:02,823 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:47:02" (1/1) ... [2021-11-25 06:47:02,824 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68f2e549 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:47:02, skipping insertion in model container [2021-11-25 06:47:02,825 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:47:02" (1/1) ... [2021-11-25 06:47:02,837 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 06:47:02,912 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 06:47:03,415 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_6d0807f3-1071-41ae-9b4e-496d96315cee/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test10-1.i[33022,33035] [2021-11-25 06:47:03,698 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:47:03,706 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 06:47:03,748 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_6d0807f3-1071-41ae-9b4e-496d96315cee/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test10-1.i[33022,33035] [2021-11-25 06:47:03,935 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:47:04,041 INFO L208 MainTranslator]: Completed translation [2021-11-25 06:47:04,042 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:47:04 WrapperNode [2021-11-25 06:47:04,043 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 06:47:04,045 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 06:47:04,045 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 06:47:04,045 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 06:47:04,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:47:04" (1/1) ... [2021-11-25 06:47:04,145 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:47:04" (1/1) ... [2021-11-25 06:47:04,296 INFO L137 Inliner]: procedures = 177, calls = 524, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 2179 [2021-11-25 06:47:04,296 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 06:47:04,298 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 06:47:04,298 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 06:47:04,298 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 06:47:04,307 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:47:04" (1/1) ... [2021-11-25 06:47:04,307 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:47:04" (1/1) ... [2021-11-25 06:47:04,325 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:47:04" (1/1) ... [2021-11-25 06:47:04,326 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:47:04" (1/1) ... [2021-11-25 06:47:04,403 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:47:04" (1/1) ... [2021-11-25 06:47:04,427 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:47:04" (1/1) ... [2021-11-25 06:47:04,433 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:47:04" (1/1) ... [2021-11-25 06:47:04,451 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 06:47:04,452 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 06:47:04,452 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 06:47:04,452 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 06:47:04,453 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:47:04" (1/1) ... [2021-11-25 06:47:04,465 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:47:04,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d0807f3-1071-41ae-9b4e-496d96315cee/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 06:47:04,498 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d0807f3-1071-41ae-9b4e-496d96315cee/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 06:47:04,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d0807f3-1071-41ae-9b4e-496d96315cee/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 06:47:04,555 INFO L130 BoogieDeclarations]: Found specification of procedure test_int_int [2021-11-25 06:47:04,556 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int_int [2021-11-25 06:47:04,556 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 06:47:04,556 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 06:47:04,556 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 06:47:04,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 06:47:04,557 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 06:47:04,557 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 06:47:04,557 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 06:47:04,557 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 06:47:04,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 06:47:04,557 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 06:47:04,557 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-25 06:47:04,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 06:47:04,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 06:47:04,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 06:47:04,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 06:47:04,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 06:47:04,972 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 06:47:04,989 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 06:47:06,800 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 06:47:07,621 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 06:47:07,621 INFO L301 CfgBuilder]: Removed 151 assume(true) statements. [2021-11-25 06:47:07,624 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:47:07 BoogieIcfgContainer [2021-11-25 06:47:07,624 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 06:47:07,625 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 06:47:07,626 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 06:47:07,638 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 06:47:07,638 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:47:07" (1/1) ... [2021-11-25 06:47:07,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 06:47:07,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:07,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 259 states and 459 transitions. [2021-11-25 06:47:07,718 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 459 transitions. [2021-11-25 06:47:07,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 06:47:07,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:07,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:07,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:07,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-25 06:47:07,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:07,983 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 06:47:07,992 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-25 06:47:08,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:08,042 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-11-25 06:47:08,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:47:08,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:08,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 262 states and 464 transitions. [2021-11-25 06:47:08,115 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 464 transitions. [2021-11-25 06:47:08,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-25 06:47:08,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:08,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:08,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:08,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-25 06:47:08,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:08,233 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-25 06:47:08,238 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 06:47:08,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:08,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-11-25 06:47:08,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:47:08,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:08,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 263 states and 465 transitions. [2021-11-25 06:47:08,297 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 465 transitions. [2021-11-25 06:47:08,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 06:47:08,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:08,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:08,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:08,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:47:08,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:08,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 263 states and 463 transitions. [2021-11-25 06:47:08,376 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 463 transitions. [2021-11-25 06:47:08,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 06:47:08,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:08,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:08,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:08,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:47:08,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:08,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:47:08,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:08,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 263 states and 460 transitions. [2021-11-25 06:47:08,545 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 460 transitions. [2021-11-25 06:47:08,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 06:47:08,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:08,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:08,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:08,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:47:08,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:08,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 263 states and 456 transitions. [2021-11-25 06:47:08,594 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 456 transitions. [2021-11-25 06:47:08,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 06:47:08,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:08,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:08,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:08,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:47:08,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:08,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:47:08,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:08,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 263 states and 452 transitions. [2021-11-25 06:47:08,714 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 452 transitions. [2021-11-25 06:47:08,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 06:47:08,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:08,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:08,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:08,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:47:08,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:08,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 263 states and 447 transitions. [2021-11-25 06:47:08,880 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 447 transitions. [2021-11-25 06:47:08,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:47:08,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:08,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:08,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:08,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:47:08,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:09,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:47:09,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:09,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 263 states and 441 transitions. [2021-11-25 06:47:09,025 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 441 transitions. [2021-11-25 06:47:09,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 06:47:09,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:09,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:09,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:09,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 1442 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:47:09,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:09,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:47:09,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:09,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 263 states and 435 transitions. [2021-11-25 06:47:09,714 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 435 transitions. [2021-11-25 06:47:09,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:47:09,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:09,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:10,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:10,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 1579 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:47:10,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:10,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:47:10,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:10,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 278 states and 455 transitions. [2021-11-25 06:47:10,802 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 455 transitions. [2021-11-25 06:47:10,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:47:10,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:10,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:11,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:11,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:47:11,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:11,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:47:11,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:11,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 278 states and 453 transitions. [2021-11-25 06:47:11,114 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 453 transitions. [2021-11-25 06:47:11,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 06:47:11,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:11,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:11,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:11,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 389 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:47:11,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:11,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:47:11,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:11,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 278 states and 451 transitions. [2021-11-25 06:47:11,423 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 451 transitions. [2021-11-25 06:47:11,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 06:47:11,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:11,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:11,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:12,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 1593 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:47:12,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:12,074 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:47:12,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:12,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 278 states and 449 transitions. [2021-11-25 06:47:12,082 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 449 transitions. [2021-11-25 06:47:12,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-25 06:47:12,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:12,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:12,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:12,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 1583 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:47:12,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:12,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:47:12,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:12,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 278 states and 444 transitions. [2021-11-25 06:47:12,619 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 444 transitions. [2021-11-25 06:47:12,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-25 06:47:12,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:12,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:13,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:13,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 1594 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:47:13,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:13,343 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:47:13,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:13,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 281 states and 446 transitions. [2021-11-25 06:47:13,373 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 446 transitions. [2021-11-25 06:47:13,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 06:47:13,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:13,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:13,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:13,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 1630 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:47:13,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:13,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:47:13,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:13,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 281 states and 440 transitions. [2021-11-25 06:47:13,968 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 440 transitions. [2021-11-25 06:47:13,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 06:47:13,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:13,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:14,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:14,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 716 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-25 06:47:14,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:14,256 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 06:47:14,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:14,328 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2021-11-25 06:47:14,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:14,495 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-11-25 06:47:14,590 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 06:47:15,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:15,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 286 states and 450 transitions. [2021-11-25 06:47:15,346 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 450 transitions. [2021-11-25 06:47:15,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-25 06:47:15,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:15,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:16,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:16,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 2912 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:47:16,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:16,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:47:16,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:16,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 286 states and 444 transitions. [2021-11-25 06:47:16,419 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 444 transitions. [2021-11-25 06:47:16,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 06:47:16,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:16,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:17,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:17,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 3049 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:47:17,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:17,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:47:18,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:18,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 301 states and 466 transitions. [2021-11-25 06:47:18,440 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 466 transitions. [2021-11-25 06:47:18,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 06:47:18,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:18,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:19,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:19,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 1832 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:47:19,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:19,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:47:19,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:19,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 301 states and 464 transitions. [2021-11-25 06:47:19,187 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 464 transitions. [2021-11-25 06:47:19,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 06:47:19,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:19,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:19,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:19,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 1859 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:47:19,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:19,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:47:19,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:19,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 301 states and 462 transitions. [2021-11-25 06:47:19,770 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 462 transitions. [2021-11-25 06:47:19,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 06:47:19,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:19,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:20,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:20,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 3063 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:47:20,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:20,682 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:47:20,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:20,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 301 states and 460 transitions. [2021-11-25 06:47:20,691 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 460 transitions. [2021-11-25 06:47:20,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 06:47:20,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:20,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:21,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:21,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 3064 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:47:21,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:21,775 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:47:21,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:21,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 304 states and 462 transitions. [2021-11-25 06:47:21,797 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 462 transitions. [2021-11-25 06:47:21,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 06:47:21,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:21,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:22,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:22,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 2186 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:47:22,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:22,713 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 06:47:23,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:23,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 332 states and 496 transitions. [2021-11-25 06:47:23,071 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 496 transitions. [2021-11-25 06:47:23,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 06:47:23,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:23,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:23,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:23,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 2201 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:47:23,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:24,083 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 06:47:24,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:24,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 335 states and 498 transitions. [2021-11-25 06:47:24,139 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 498 transitions. [2021-11-25 06:47:24,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 06:47:24,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:24,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:24,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:24,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 2229 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:47:24,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:24,901 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 06:47:24,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:24,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 335 states and 496 transitions. [2021-11-25 06:47:24,954 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 496 transitions. [2021-11-25 06:47:24,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-25 06:47:24,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:24,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:25,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:25,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 2441 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:47:25,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:25,869 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 06:47:25,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:25,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 335 states and 495 transitions. [2021-11-25 06:47:25,886 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 495 transitions. [2021-11-25 06:47:25,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-25 06:47:25,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:25,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:27,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:27,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 1323 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 06:47:27,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:27,854 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 06:47:28,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:28,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 335 states and 495 transitions. [2021-11-25 06:47:28,016 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 495 transitions. [2021-11-25 06:47:28,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-25 06:47:28,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:28,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:28,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:28,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 1323 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 06:47:28,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:29,006 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 06:47:29,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:29,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 335 states and 495 transitions. [2021-11-25 06:47:29,020 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 495 transitions. [2021-11-25 06:47:29,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-25 06:47:29,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:29,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:30,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:30,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 1323 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 06:47:30,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:30,660 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 06:47:30,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:30,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 335 states and 495 transitions. [2021-11-25 06:47:30,668 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 495 transitions. [2021-11-25 06:47:30,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-25 06:47:30,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:30,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:32,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:32,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 1323 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 06:47:32,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:32,750 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 06:47:32,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:32,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 335 states and 495 transitions. [2021-11-25 06:47:32,759 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 495 transitions. [2021-11-25 06:47:32,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-25 06:47:32,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:32,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:34,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:34,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 1323 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 06:47:34,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:34,295 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 06:47:34,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:34,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 335 states and 495 transitions. [2021-11-25 06:47:34,305 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 495 transitions. [2021-11-25 06:47:34,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-25 06:47:34,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:34,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:39,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:39,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 1323 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:47:39,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:39,231 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 06:47:39,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:39,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 337 states and 500 transitions. [2021-11-25 06:47:39,297 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 500 transitions. [2021-11-25 06:47:39,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 06:47:39,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:39,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:39,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:40,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 2477 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:47:40,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:40,456 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-25 06:47:40,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:40,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 346 states and 512 transitions. [2021-11-25 06:47:40,769 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 512 transitions. [2021-11-25 06:47:40,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-25 06:47:40,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:40,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:43,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:43,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 1383 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 06:47:43,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:43,601 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 26 proven. 5 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 06:47:44,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:44,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 346 states and 512 transitions. [2021-11-25 06:47:44,096 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 512 transitions. [2021-11-25 06:47:44,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-25 06:47:44,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:44,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:54,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-25 06:47:54,588 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-25 06:47:54,592 INFO L158 Benchmark]: Toolchain (without parser) took 51773.15ms. Allocated memory was 81.8MB in the beginning and 895.5MB in the end (delta: 813.7MB). Free memory was 41.8MB in the beginning and 340.5MB in the end (delta: -298.8MB). Peak memory consumption was 515.8MB. Max. memory is 16.1GB. [2021-11-25 06:47:54,593 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 81.8MB. Free memory is still 61.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 06:47:54,594 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1224.31ms. Allocated memory was 81.8MB in the beginning and 107.0MB in the end (delta: 25.2MB). Free memory was 41.6MB in the beginning and 74.9MB in the end (delta: -33.3MB). Peak memory consumption was 30.8MB. Max. memory is 16.1GB. [2021-11-25 06:47:54,595 INFO L158 Benchmark]: Boogie Procedure Inliner took 252.01ms. Allocated memory is still 107.0MB. Free memory was 74.9MB in the beginning and 62.8MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-25 06:47:54,595 INFO L158 Benchmark]: Boogie Preprocessor took 153.68ms. Allocated memory is still 107.0MB. Free memory was 62.8MB in the beginning and 49.7MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-25 06:47:54,596 INFO L158 Benchmark]: RCFGBuilder took 3172.47ms. Allocated memory was 107.0MB in the beginning and 186.6MB in the end (delta: 79.7MB). Free memory was 49.7MB in the beginning and 112.1MB in the end (delta: -62.4MB). Peak memory consumption was 87.9MB. Max. memory is 16.1GB. [2021-11-25 06:47:54,597 INFO L158 Benchmark]: CodeCheck took 46965.10ms. Allocated memory was 186.6MB in the beginning and 895.5MB in the end (delta: 708.8MB). Free memory was 112.1MB in the beginning and 340.5MB in the end (delta: -228.4MB). Peak memory consumption was 481.4MB. Max. memory is 16.1GB. [2021-11-25 06:47:54,602 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 0.26ms. Allocated memory is still 81.8MB. Free memory is still 61.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1224.31ms. Allocated memory was 81.8MB in the beginning and 107.0MB in the end (delta: 25.2MB). Free memory was 41.6MB in the beginning and 74.9MB in the end (delta: -33.3MB). Peak memory consumption was 30.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 252.01ms. Allocated memory is still 107.0MB. Free memory was 74.9MB in the beginning and 62.8MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 153.68ms. Allocated memory is still 107.0MB. Free memory was 62.8MB in the beginning and 49.7MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 3172.47ms. Allocated memory was 107.0MB in the beginning and 186.6MB in the end (delta: 79.7MB). Free memory was 49.7MB in the beginning and 112.1MB in the end (delta: -62.4MB). Peak memory consumption was 87.9MB. Max. memory is 16.1GB. * CodeCheck took 46965.10ms. Allocated memory was 186.6MB in the beginning and 895.5MB in the end (delta: 708.8MB). Free memory was 112.1MB in the beginning and 340.5MB in the end (delta: -228.4MB). Peak memory consumption was 481.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-25 06:47:54,726 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d0807f3-1071-41ae-9b4e-496d96315cee/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_6d0807f3-1071-41ae-9b4e-496d96315cee/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