./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec548ee-9b4c-4558-aa3c-75fd4a18eec6/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec548ee-9b4c-4558-aa3c-75fd4a18eec6/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec548ee-9b4c-4558-aa3c-75fd4a18eec6/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec548ee-9b4c-4558-aa3c-75fd4a18eec6/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec548ee-9b4c-4558-aa3c-75fd4a18eec6/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec548ee-9b4c-4558-aa3c-75fd4a18eec6/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ec105877a5c5817dc7d6d5e780267dcadb379ad27281f7d8981115c8613ba085 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:57:35,374 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:57:35,378 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:57:35,432 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:57:35,433 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:57:35,438 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:57:35,439 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:57:35,443 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:57:35,446 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:57:35,451 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:57:35,452 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:57:35,454 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:57:35,455 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:57:35,457 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:57:35,460 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:57:35,464 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:57:35,466 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:57:35,467 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:57:35,469 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:57:35,477 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:57:35,479 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:57:35,480 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:57:35,483 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:57:35,484 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:57:35,493 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:57:35,494 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:57:35,494 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:57:35,496 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:57:35,497 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:57:35,498 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:57:35,499 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:57:35,500 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:57:35,502 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:57:35,503 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:57:35,505 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:57:35,505 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:57:35,506 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:57:35,506 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:57:35,506 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:57:35,507 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:57:35,508 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:57:35,509 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec548ee-9b4c-4558-aa3c-75fd4a18eec6/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:57:35,552 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:57:35,552 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:57:35,553 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:57:35,554 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:57:35,554 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:57:35,555 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:57:35,555 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:57:35,555 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:57:35,561 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:57:35,562 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:57:35,563 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:57:35,563 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:57:35,563 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:57:35,563 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:57:35,564 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:57:35,564 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:57:35,564 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:57:35,564 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:57:35,565 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:57:35,565 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:57:35,565 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:57:35,565 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:57:35,565 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:57:35,566 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:57:35,566 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:57:35,566 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:57:35,566 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:57:35,567 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:57:35,567 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_2ec548ee-9b4c-4558-aa3c-75fd4a18eec6/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec548ee-9b4c-4558-aa3c-75fd4a18eec6/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec105877a5c5817dc7d6d5e780267dcadb379ad27281f7d8981115c8613ba085 [2021-11-23 00:57:35,809 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:57:35,833 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:57:35,835 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:57:35,836 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:57:35,838 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:57:35,839 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec548ee-9b4c-4558-aa3c-75fd4a18eec6/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i [2021-11-23 00:57:35,924 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec548ee-9b4c-4558-aa3c-75fd4a18eec6/bin/ukojak-LBtLqBUTdQ/data/06c94402f/da8caf02ead3417193df409a4e88b694/FLAG1ad6abc25 [2021-11-23 00:57:36,594 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:57:36,594 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec548ee-9b4c-4558-aa3c-75fd4a18eec6/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i [2021-11-23 00:57:36,630 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec548ee-9b4c-4558-aa3c-75fd4a18eec6/bin/ukojak-LBtLqBUTdQ/data/06c94402f/da8caf02ead3417193df409a4e88b694/FLAG1ad6abc25 [2021-11-23 00:57:36,826 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec548ee-9b4c-4558-aa3c-75fd4a18eec6/bin/ukojak-LBtLqBUTdQ/data/06c94402f/da8caf02ead3417193df409a4e88b694 [2021-11-23 00:57:36,829 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:57:36,830 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:57:36,832 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:57:36,832 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:57:36,835 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:57:36,836 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:57:36" (1/1) ... [2021-11-23 00:57:36,839 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45b7e3a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:57:36, skipping insertion in model container [2021-11-23 00:57:36,839 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:57:36" (1/1) ... [2021-11-23 00:57:36,846 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:57:36,911 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:57:37,294 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec548ee-9b4c-4558-aa3c-75fd4a18eec6/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i[33021,33034] [2021-11-23 00:57:37,429 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:57:37,440 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:57:37,485 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_2ec548ee-9b4c-4558-aa3c-75fd4a18eec6/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i[33021,33034] [2021-11-23 00:57:37,565 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:57:37,609 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:57:37,610 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:57:37 WrapperNode [2021-11-23 00:57:37,610 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:57:37,611 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:57:37,611 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:57:37,611 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:57:37,619 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:57:37" (1/1) ... [2021-11-23 00:57:37,673 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:57:37" (1/1) ... [2021-11-23 00:57:37,723 INFO L137 Inliner]: procedures = 177, calls = 186, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 621 [2021-11-23 00:57:37,723 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:57:37,724 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:57:37,724 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:57:37,724 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:57:37,733 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:57:37" (1/1) ... [2021-11-23 00:57:37,733 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:57:37" (1/1) ... [2021-11-23 00:57:37,742 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:57:37" (1/1) ... [2021-11-23 00:57:37,742 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:57:37" (1/1) ... [2021-11-23 00:57:37,775 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:57:37" (1/1) ... [2021-11-23 00:57:37,784 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:57:37" (1/1) ... [2021-11-23 00:57:37,789 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:57:37" (1/1) ... [2021-11-23 00:57:37,797 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:57:37,808 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:57:37,809 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:57:37,809 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:57:37,812 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:57:37" (1/1) ... [2021-11-23 00:57:37,822 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:57:37,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec548ee-9b4c-4558-aa3c-75fd4a18eec6/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:57:37,855 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec548ee-9b4c-4558-aa3c-75fd4a18eec6/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:57:37,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec548ee-9b4c-4558-aa3c-75fd4a18eec6/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:57:37,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:57:37,892 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 00:57:37,892 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 00:57:37,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:57:37,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 00:57:37,893 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 00:57:37,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 00:57:37,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:57:37,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:57:37,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 00:57:37,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 00:57:37,894 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:57:37,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:57:37,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:57:37,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:57:38,125 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:57:38,137 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:57:38,902 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:57:39,260 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:57:39,261 INFO L301 CfgBuilder]: Removed 31 assume(true) statements. [2021-11-23 00:57:39,263 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:57:39 BoogieIcfgContainer [2021-11-23 00:57:39,263 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:57:39,264 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:57:39,265 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:57:39,276 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:57:39,276 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:57:39" (1/1) ... [2021-11-23 00:57:39,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:57:39,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:39,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 81 states and 140 transitions. [2021-11-23 00:57:39,352 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 140 transitions. [2021-11-23 00:57:39,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:57:39,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:39,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:39,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:39,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:39,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:39,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 82 states and 141 transitions. [2021-11-23 00:57:39,567 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 141 transitions. [2021-11-23 00:57:39,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:57:39,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:39,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:39,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:39,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:57:39,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:39,689 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:39,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:39,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 82 states and 139 transitions. [2021-11-23 00:57:39,703 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 139 transitions. [2021-11-23 00:57:39,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:57:39,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:39,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:39,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:39,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:57:39,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:39,808 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:39,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:39,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 82 states and 135 transitions. [2021-11-23 00:57:39,826 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 135 transitions. [2021-11-23 00:57:39,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:57:39,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:39,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:39,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:39,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:57:39,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:39,961 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:39,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:39,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 82 states and 129 transitions. [2021-11-23 00:57:39,972 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 129 transitions. [2021-11-23 00:57:39,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:57:39,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:39,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:40,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:40,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:57:40,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:40,121 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:40,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:40,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 82 states and 123 transitions. [2021-11-23 00:57:40,220 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 123 transitions. [2021-11-23 00:57:40,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:57:40,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:40,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:40,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:40,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:57:40,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:40,433 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:40,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:40,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 105 states and 152 transitions. [2021-11-23 00:57:40,695 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 152 transitions. [2021-11-23 00:57:40,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:57:40,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:40,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:40,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:40,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:57:40,772 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:40,826 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:40,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:40,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 105 states and 150 transitions. [2021-11-23 00:57:40,833 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 150 transitions. [2021-11-23 00:57:40,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:57:40,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:40,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:40,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:40,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:57:40,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:40,969 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:40,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:40,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 105 states and 148 transitions. [2021-11-23 00:57:40,978 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 148 transitions. [2021-11-23 00:57:40,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:57:40,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:40,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:41,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:41,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:57:41,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:41,115 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:41,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:41,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 105 states and 146 transitions. [2021-11-23 00:57:41,127 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 146 transitions. [2021-11-23 00:57:41,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:57:41,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:41,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:41,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:41,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:57:41,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:41,275 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:41,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:41,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 105 states and 144 transitions. [2021-11-23 00:57:41,348 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 144 transitions. [2021-11-23 00:57:41,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:57:41,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:41,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:41,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:41,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:57:41,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:41,517 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:57:41,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:41,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 108 states and 146 transitions. [2021-11-23 00:57:41,544 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 146 transitions. [2021-11-23 00:57:41,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:57:41,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:41,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:41,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:41,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:57:41,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:41,713 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:41,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:41,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 108 states and 145 transitions. [2021-11-23 00:57:41,727 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 145 transitions. [2021-11-23 00:57:41,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:57:41,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:41,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:41,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:41,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:57:41,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:41,917 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:42,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:42,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 117 states and 156 transitions. [2021-11-23 00:57:42,253 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 156 transitions. [2021-11-23 00:57:42,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:57:42,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:42,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:42,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:42,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:57:42,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:42,470 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:57:42,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:42,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 126 states and 166 transitions. [2021-11-23 00:57:42,496 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 166 transitions. [2021-11-23 00:57:42,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:57:42,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:42,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:42,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:42,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:57:42,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:42,697 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:57:43,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:43,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 127 states and 168 transitions. [2021-11-23 00:57:43,180 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 168 transitions. [2021-11-23 00:57:43,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:57:43,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:43,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:43,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:43,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:57:43,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:43,344 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:43,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:43,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 127 states and 166 transitions. [2021-11-23 00:57:43,352 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 166 transitions. [2021-11-23 00:57:43,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:57:43,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:43,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:43,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:43,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:57:43,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:43,575 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:57:43,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:43,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 130 states and 168 transitions. [2021-11-23 00:57:43,929 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 168 transitions. [2021-11-23 00:57:43,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:57:43,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:43,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:44,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:44,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:57:44,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:44,144 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:44,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:44,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 153 states and 197 transitions. [2021-11-23 00:57:44,391 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 197 transitions. [2021-11-23 00:57:44,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:57:44,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:44,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:44,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:44,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:57:44,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:44,607 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:57:44,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:44,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 156 states and 199 transitions. [2021-11-23 00:57:44,634 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 199 transitions. [2021-11-23 00:57:44,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:57:44,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:44,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:44,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:44,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:57:44,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:44,922 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:45,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:45,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 165 states and 210 transitions. [2021-11-23 00:57:45,151 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 210 transitions. [2021-11-23 00:57:45,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:57:45,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:45,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:45,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:45,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:57:45,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:45,453 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:57:45,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:45,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 174 states and 220 transitions. [2021-11-23 00:57:45,506 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 220 transitions. [2021-11-23 00:57:45,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:57:45,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:45,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:45,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:45,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:57:45,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:45,767 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:57:46,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:46,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 175 states and 222 transitions. [2021-11-23 00:57:46,268 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 222 transitions. [2021-11-23 00:57:46,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:57:46,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:46,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:46,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:46,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 391 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:57:46,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:46,600 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:57:47,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:47,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 178 states and 224 transitions. [2021-11-23 00:57:47,048 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 224 transitions. [2021-11-23 00:57:47,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 00:57:47,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:47,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:47,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:47,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:57:47,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:47,355 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:47,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:47,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 201 states and 253 transitions. [2021-11-23 00:57:47,642 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 253 transitions. [2021-11-23 00:57:47,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 00:57:47,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:47,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:47,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:47,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:57:47,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:47,940 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 74 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:57:47,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:47,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 204 states and 255 transitions. [2021-11-23 00:57:47,982 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 255 transitions. [2021-11-23 00:57:47,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-23 00:57:47,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:47,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:48,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:48,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:57:48,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:48,358 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:48,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:48,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 213 states and 266 transitions. [2021-11-23 00:57:48,670 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 266 transitions. [2021-11-23 00:57:48,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:57:48,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:48,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:48,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:48,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 476 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:57:48,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:49,051 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 68 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:57:49,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:49,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 222 states and 276 transitions. [2021-11-23 00:57:49,105 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 276 transitions. [2021-11-23 00:57:49,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-23 00:57:49,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:49,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:49,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:49,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:57:49,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:49,455 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:57:49,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:49,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 223 states and 278 transitions. [2021-11-23 00:57:49,945 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 278 transitions. [2021-11-23 00:57:49,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-23 00:57:49,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:49,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:50,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:50,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:57:50,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:50,352 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:57:50,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:50,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 226 states and 280 transitions. [2021-11-23 00:57:50,856 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 280 transitions. [2021-11-23 00:57:50,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:57:50,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:50,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:51,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:51,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 474 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 00:57:51,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:51,218 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 142 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:51,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:51,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 249 states and 309 transitions. [2021-11-23 00:57:51,465 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 309 transitions. [2021-11-23 00:57:51,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 00:57:51,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:51,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:51,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:51,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 489 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 00:57:51,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:51,859 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:57:51,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:51,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 252 states and 311 transitions. [2021-11-23 00:57:51,906 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 311 transitions. [2021-11-23 00:57:51,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-23 00:57:51,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:51,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:52,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:52,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 556 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 00:57:52,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:52,335 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 142 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:52,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:52,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 261 states and 322 transitions. [2021-11-23 00:57:52,625 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 322 transitions. [2021-11-23 00:57:52,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-23 00:57:52,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:52,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:52,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:52,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 579 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 00:57:52,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:53,044 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:57:53,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:53,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 270 states and 332 transitions. [2021-11-23 00:57:53,105 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 332 transitions. [2021-11-23 00:57:53,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-23 00:57:53,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:53,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:53,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:53,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 00:57:53,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:53,519 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 142 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:57:54,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:54,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 271 states and 334 transitions. [2021-11-23 00:57:54,461 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 334 transitions. [2021-11-23 00:57:54,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 00:57:54,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:54,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:54,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:54,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 00:57:54,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:54,934 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 142 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:57:55,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:55,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 274 states and 336 transitions. [2021-11-23 00:57:55,922 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 336 transitions. [2021-11-23 00:57:55,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-23 00:57:55,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:55,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:56,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:56,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 577 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:57:56,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:56,381 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 235 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:56,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:56,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 297 states and 365 transitions. [2021-11-23 00:57:56,616 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 365 transitions. [2021-11-23 00:57:56,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-23 00:57:56,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:56,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:56,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:56,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 592 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:57:56,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:57,084 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 239 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:57:57,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:57,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 300 states and 367 transitions. [2021-11-23 00:57:57,160 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 367 transitions. [2021-11-23 00:57:57,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-23 00:57:57,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:57,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:57,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:57,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 659 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:57:57,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:57,646 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 235 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:57,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:57,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 309 states and 378 transitions. [2021-11-23 00:57:57,927 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 378 transitions. [2021-11-23 00:57:57,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-23 00:57:57,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:57,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:58,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:58,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 682 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:57:58,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:58,398 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 0 proven. 227 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:57:58,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:58,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 318 states and 388 transitions. [2021-11-23 00:57:58,498 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 388 transitions. [2021-11-23 00:57:58,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-23 00:57:58,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:58,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:58,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:58,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 676 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:57:58,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:58,942 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 0 proven. 235 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:57:59,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:59,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 319 states and 390 transitions. [2021-11-23 00:57:59,249 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 390 transitions. [2021-11-23 00:57:59,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-23 00:57:59,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:59,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:59,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:59,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 700 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:57:59,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:59,742 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 0 proven. 235 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:58:00,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:00,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 322 states and 392 transitions. [2021-11-23 00:58:00,046 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 392 transitions. [2021-11-23 00:58:00,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-23 00:58:00,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:00,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:00,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:00,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 680 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 00:58:00,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:00,512 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:00,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:00,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 345 states and 421 transitions. [2021-11-23 00:58:00,714 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 421 transitions. [2021-11-23 00:58:00,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-23 00:58:00,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:00,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:00,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:00,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 695 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 00:58:00,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:01,135 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 0 proven. 356 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:58:01,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:01,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 348 states and 423 transitions. [2021-11-23 00:58:01,207 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 423 transitions. [2021-11-23 00:58:01,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-23 00:58:01,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:01,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:01,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:01,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 762 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 00:58:01,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:01,740 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:02,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:02,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 357 states and 434 transitions. [2021-11-23 00:58:02,029 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 434 transitions. [2021-11-23 00:58:02,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-11-23 00:58:02,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:02,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:02,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:02,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 785 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 00:58:02,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:02,535 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 0 proven. 341 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:58:02,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:02,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 366 states and 444 transitions. [2021-11-23 00:58:02,606 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 444 transitions. [2021-11-23 00:58:02,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-23 00:58:02,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:02,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:02,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:02,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 779 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 00:58:02,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:03,099 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:58:05,622 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 00:58:05,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:05,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 367 states and 446 transitions. [2021-11-23 00:58:05,656 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 446 transitions. [2021-11-23 00:58:05,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-23 00:58:05,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:05,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:05,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:05,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 803 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 00:58:05,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:06,224 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:58:06,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:06,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 370 states and 448 transitions. [2021-11-23 00:58:06,512 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 448 transitions. [2021-11-23 00:58:06,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-11-23 00:58:06,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:06,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:06,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:06,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 783 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 00:58:06,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:07,011 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 0 proven. 490 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:07,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:07,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 393 states and 477 transitions. [2021-11-23 00:58:07,248 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 477 transitions. [2021-11-23 00:58:07,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2021-11-23 00:58:07,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:07,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:07,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:07,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 798 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 00:58:07,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:07,764 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:58:07,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:07,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 396 states and 479 transitions. [2021-11-23 00:58:07,857 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 479 transitions. [2021-11-23 00:58:07,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2021-11-23 00:58:07,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:07,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:08,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:08,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 865 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 00:58:08,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:08,478 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 0 proven. 490 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:08,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:08,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 405 states and 490 transitions. [2021-11-23 00:58:08,747 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 490 transitions. [2021-11-23 00:58:08,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2021-11-23 00:58:08,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:08,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:08,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:08,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 888 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 00:58:08,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:09,346 INFO L134 CoverageAnalysis]: Checked inductivity of 481 backedges. 0 proven. 478 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:58:09,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:09,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 414 states and 500 transitions. [2021-11-23 00:58:09,426 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 500 transitions. [2021-11-23 00:58:09,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-11-23 00:58:09,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:09,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:09,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:09,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 882 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 00:58:09,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:10,125 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 0 proven. 490 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:58:10,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:10,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 415 states and 502 transitions. [2021-11-23 00:58:10,584 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 502 transitions. [2021-11-23 00:58:10,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-11-23 00:58:10,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:10,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:10,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:10,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 906 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 00:58:10,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:11,235 INFO L134 CoverageAnalysis]: Checked inductivity of 493 backedges. 0 proven. 490 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:58:13,171 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 00:58:13,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:13,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 418 states and 504 transitions. [2021-11-23 00:58:13,199 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 504 transitions. [2021-11-23 00:58:13,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2021-11-23 00:58:13,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:13,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:13,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:13,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 886 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 00:58:13,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:13,912 INFO L134 CoverageAnalysis]: Checked inductivity of 652 backedges. 0 proven. 652 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:14,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:14,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 441 states and 533 transitions. [2021-11-23 00:58:14,273 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 533 transitions. [2021-11-23 00:58:14,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2021-11-23 00:58:14,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:14,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:14,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:14,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 901 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 00:58:14,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:14,893 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 0 proven. 659 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:58:14,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:14,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 444 states and 535 transitions. [2021-11-23 00:58:14,964 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 535 transitions. [2021-11-23 00:58:14,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2021-11-23 00:58:14,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:14,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:15,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:15,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 968 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 00:58:15,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:15,708 INFO L134 CoverageAnalysis]: Checked inductivity of 652 backedges. 0 proven. 652 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:16,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:16,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 453 states and 546 transitions. [2021-11-23 00:58:16,096 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 546 transitions. [2021-11-23 00:58:16,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2021-11-23 00:58:16,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:16,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:16,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:16,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 991 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 00:58:16,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:16,787 INFO L134 CoverageAnalysis]: Checked inductivity of 641 backedges. 0 proven. 638 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:58:16,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:16,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 462 states and 556 transitions. [2021-11-23 00:58:16,895 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 556 transitions. [2021-11-23 00:58:16,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2021-11-23 00:58:16,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:16,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:17,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:17,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 985 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 00:58:17,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:17,565 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 0 proven. 652 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:58:18,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:18,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 463 states and 558 transitions. [2021-11-23 00:58:18,470 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 558 transitions. [2021-11-23 00:58:18,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2021-11-23 00:58:18,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:18,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:18,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:18,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 1009 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 00:58:18,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:19,193 INFO L134 CoverageAnalysis]: Checked inductivity of 655 backedges. 0 proven. 652 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:58:20,349 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 00:58:20,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:20,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 466 states and 560 transitions. [2021-11-23 00:58:20,468 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 560 transitions. [2021-11-23 00:58:20,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2021-11-23 00:58:20,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:20,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:20,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:20,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 989 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 00:58:20,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:21,129 INFO L134 CoverageAnalysis]: Checked inductivity of 837 backedges. 0 proven. 837 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:21,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:21,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 489 states and 588 transitions. [2021-11-23 00:58:21,383 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 588 transitions. [2021-11-23 00:58:21,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2021-11-23 00:58:21,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:21,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:21,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:21,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 1004 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 00:58:21,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:22,066 INFO L134 CoverageAnalysis]: Checked inductivity of 846 backedges. 0 proven. 845 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:58:22,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:22,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 492 states and 590 transitions. [2021-11-23 00:58:22,189 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 590 transitions. [2021-11-23 00:58:22,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2021-11-23 00:58:22,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:22,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:22,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:22,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 1071 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 00:58:22,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:22,935 INFO L134 CoverageAnalysis]: Checked inductivity of 837 backedges. 0 proven. 837 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:23,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:23,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 501 states and 601 transitions. [2021-11-23 00:58:23,248 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 601 transitions. [2021-11-23 00:58:23,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2021-11-23 00:58:23,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:23,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:23,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:23,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 1094 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 00:58:23,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:24,030 INFO L134 CoverageAnalysis]: Checked inductivity of 824 backedges. 0 proven. 821 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:58:24,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:24,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 510 states and 611 transitions. [2021-11-23 00:58:24,118 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 611 transitions. [2021-11-23 00:58:24,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2021-11-23 00:58:24,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:24,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:24,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:24,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 1088 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 00:58:24,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:24,949 INFO L134 CoverageAnalysis]: Checked inductivity of 839 backedges. 0 proven. 837 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:58:25,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:25,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 511 states and 613 transitions. [2021-11-23 00:58:25,317 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 613 transitions. [2021-11-23 00:58:25,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2021-11-23 00:58:25,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:25,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:25,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:25,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 1112 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 00:58:25,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:26,098 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 837 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:58:27,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:27,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 514 states and 615 transitions. [2021-11-23 00:58:27,165 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 615 transitions. [2021-11-23 00:58:27,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2021-11-23 00:58:27,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:27,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:27,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:27,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 1092 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:58:27,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:27,932 INFO L134 CoverageAnalysis]: Checked inductivity of 1045 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 945 trivial. 0 not checked. [2021-11-23 00:58:28,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:28,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 525 states and 629 transitions. [2021-11-23 00:58:28,129 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 629 transitions. [2021-11-23 00:58:28,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-11-23 00:58:28,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:28,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:28,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:28,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 1107 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:58:28,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:28,944 INFO L134 CoverageAnalysis]: Checked inductivity of 1055 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2021-11-23 00:58:28,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:28,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 528 states and 631 transitions. [2021-11-23 00:58:28,972 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 631 transitions. [2021-11-23 00:58:28,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2021-11-23 00:58:28,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:28,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:39,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-23 00:58:39,453 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) [2021-11-23 00:58:39,457 INFO L158 Benchmark]: Toolchain (without parser) took 62626.29ms. Allocated memory was 115.3MB in the beginning and 272.6MB in the end (delta: 157.3MB). Free memory was 79.2MB in the beginning and 129.9MB in the end (delta: -50.8MB). Peak memory consumption was 106.0MB. Max. memory is 16.1GB. [2021-11-23 00:58:39,457 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 115.3MB. Free memory was 86.1MB in the beginning and 86.1MB in the end (delta: 27.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:58:39,458 INFO L158 Benchmark]: CACSL2BoogieTranslator took 778.65ms. Allocated memory is still 115.3MB. Free memory was 78.9MB in the beginning and 71.7MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 00:58:39,461 INFO L158 Benchmark]: Boogie Procedure Inliner took 112.48ms. Allocated memory is still 115.3MB. Free memory was 71.7MB in the beginning and 67.0MB in the end (delta: 4.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 00:58:39,462 INFO L158 Benchmark]: Boogie Preprocessor took 83.64ms. Allocated memory is still 115.3MB. Free memory was 67.0MB in the beginning and 62.2MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 00:58:39,463 INFO L158 Benchmark]: RCFGBuilder took 1455.35ms. Allocated memory was 115.3MB in the beginning and 153.1MB in the end (delta: 37.7MB). Free memory was 62.2MB in the beginning and 106.0MB in the end (delta: -43.8MB). Peak memory consumption was 38.2MB. Max. memory is 16.1GB. [2021-11-23 00:58:39,463 INFO L158 Benchmark]: CodeCheck took 60191.35ms. Allocated memory was 153.1MB in the beginning and 272.6MB in the end (delta: 119.5MB). Free memory was 106.0MB in the beginning and 129.9MB in the end (delta: -23.9MB). Peak memory consumption was 95.1MB. Max. memory is 16.1GB. [2021-11-23 00:58:39,467 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 0.30ms. Allocated memory is still 115.3MB. Free memory was 86.1MB in the beginning and 86.1MB in the end (delta: 27.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 778.65ms. Allocated memory is still 115.3MB. Free memory was 78.9MB in the beginning and 71.7MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 112.48ms. Allocated memory is still 115.3MB. Free memory was 71.7MB in the beginning and 67.0MB in the end (delta: 4.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.64ms. Allocated memory is still 115.3MB. Free memory was 67.0MB in the beginning and 62.2MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1455.35ms. Allocated memory was 115.3MB in the beginning and 153.1MB in the end (delta: 37.7MB). Free memory was 62.2MB in the beginning and 106.0MB in the end (delta: -43.8MB). Peak memory consumption was 38.2MB. Max. memory is 16.1GB. * CodeCheck took 60191.35ms. Allocated memory was 153.1MB in the beginning and 272.6MB in the end (delta: 119.5MB). Free memory was 106.0MB in the beginning and 129.9MB in the end (delta: -23.9MB). Peak memory consumption was 95.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 00:58:39,564 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec548ee-9b4c-4558-aa3c-75fd4a18eec6/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec548ee-9b4c-4558-aa3c-75fd4a18eec6/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec548ee-9b4c-4558-aa3c-75fd4a18eec6/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec548ee-9b4c-4558-aa3c-75fd4a18eec6/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec548ee-9b4c-4558-aa3c-75fd4a18eec6/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec548ee-9b4c-4558-aa3c-75fd4a18eec6/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec548ee-9b4c-4558-aa3c-75fd4a18eec6/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ec105877a5c5817dc7d6d5e780267dcadb379ad27281f7d8981115c8613ba085 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:58:42,001 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:58:42,004 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:58:42,053 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:58:42,054 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:58:42,058 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:58:42,062 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:58:42,066 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:58:42,070 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:58:42,075 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:58:42,079 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:58:42,081 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:58:42,082 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:58:42,084 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:58:42,087 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:58:42,089 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:58:42,091 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:58:42,092 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:58:42,096 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:58:42,105 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:58:42,107 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:58:42,108 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:58:42,112 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:58:42,114 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:58:42,123 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:58:42,124 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:58:42,124 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:58:42,127 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:58:42,127 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:58:42,129 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:58:42,130 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:58:42,131 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:58:42,133 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:58:42,134 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:58:42,135 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:58:42,148 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:58:42,149 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:58:42,150 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:58:42,150 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:58:42,152 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:58:42,153 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:58:42,154 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec548ee-9b4c-4558-aa3c-75fd4a18eec6/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 00:58:42,204 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:58:42,204 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:58:42,206 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:58:42,206 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:58:42,208 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:58:42,208 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:58:42,209 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:58:42,209 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:58:42,209 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:58:42,209 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:58:42,210 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:58:42,211 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:58:42,211 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:58:42,211 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 00:58:42,211 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 00:58:42,212 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 00:58:42,212 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:58:42,212 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:58:42,212 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:58:42,213 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:58:42,213 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:58:42,213 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:58:42,213 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:58:42,214 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:58:42,214 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:58:42,214 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:58:42,214 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:58:42,215 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 00:58:42,215 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 00:58:42,215 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:58:42,215 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 00:58:42,215 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 00:58:42,216 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_2ec548ee-9b4c-4558-aa3c-75fd4a18eec6/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec548ee-9b4c-4558-aa3c-75fd4a18eec6/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec105877a5c5817dc7d6d5e780267dcadb379ad27281f7d8981115c8613ba085 [2021-11-23 00:58:42,609 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:58:42,642 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:58:42,645 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:58:42,646 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:58:42,647 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:58:42,649 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec548ee-9b4c-4558-aa3c-75fd4a18eec6/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i [2021-11-23 00:58:42,729 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec548ee-9b4c-4558-aa3c-75fd4a18eec6/bin/ukojak-LBtLqBUTdQ/data/5bfa791a6/4541a77388374585a011cf1a6cb45268/FLAG30a33f5e4 [2021-11-23 00:58:43,426 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:58:43,427 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec548ee-9b4c-4558-aa3c-75fd4a18eec6/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i [2021-11-23 00:58:43,450 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec548ee-9b4c-4558-aa3c-75fd4a18eec6/bin/ukojak-LBtLqBUTdQ/data/5bfa791a6/4541a77388374585a011cf1a6cb45268/FLAG30a33f5e4 [2021-11-23 00:58:43,642 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec548ee-9b4c-4558-aa3c-75fd4a18eec6/bin/ukojak-LBtLqBUTdQ/data/5bfa791a6/4541a77388374585a011cf1a6cb45268 [2021-11-23 00:58:43,646 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:58:43,648 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:58:43,652 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:58:43,653 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:58:43,657 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:58:43,659 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:58:43" (1/1) ... [2021-11-23 00:58:43,660 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58710734 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:58:43, skipping insertion in model container [2021-11-23 00:58:43,660 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:58:43" (1/1) ... [2021-11-23 00:58:43,668 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:58:43,748 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:58:44,183 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_2ec548ee-9b4c-4558-aa3c-75fd4a18eec6/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i[33021,33034] [2021-11-23 00:58:44,350 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:58:44,364 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 00:58:44,378 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:58:44,397 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_2ec548ee-9b4c-4558-aa3c-75fd4a18eec6/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i[33021,33034] [2021-11-23 00:58:44,463 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:58:44,470 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:58:44,506 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_2ec548ee-9b4c-4558-aa3c-75fd4a18eec6/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i[33021,33034] [2021-11-23 00:58:44,544 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:58:44,596 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:58:44,597 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:58:44 WrapperNode [2021-11-23 00:58:44,597 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:58:44,598 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:58:44,598 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:58:44,598 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:58:44,606 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:58:44" (1/1) ... [2021-11-23 00:58:44,665 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:58:44" (1/1) ... [2021-11-23 00:58:44,727 INFO L137 Inliner]: procedures = 180, calls = 186, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 622 [2021-11-23 00:58:44,732 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:58:44,733 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:58:44,733 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:58:44,733 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:58:44,740 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:58:44" (1/1) ... [2021-11-23 00:58:44,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:58:44" (1/1) ... [2021-11-23 00:58:44,750 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:58:44" (1/1) ... [2021-11-23 00:58:44,751 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:58:44" (1/1) ... [2021-11-23 00:58:44,805 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:58:44" (1/1) ... [2021-11-23 00:58:44,814 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:58:44" (1/1) ... [2021-11-23 00:58:44,820 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:58:44" (1/1) ... [2021-11-23 00:58:44,830 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:58:44,833 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:58:44,834 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:58:44,834 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:58:44,843 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:58:44" (1/1) ... [2021-11-23 00:58:44,854 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:58:44,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec548ee-9b4c-4558-aa3c-75fd4a18eec6/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:58:44,881 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec548ee-9b4c-4558-aa3c-75fd4a18eec6/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:58:44,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec548ee-9b4c-4558-aa3c-75fd4a18eec6/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:58:44,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 00:58:44,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 00:58:44,929 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 00:58:44,929 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 00:58:44,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 00:58:44,929 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 00:58:44,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 00:58:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:58:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:58:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 00:58:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 00:58:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:58:44,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 00:58:44,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 00:58:44,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:58:44,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:58:45,141 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:58:45,142 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:58:58,183 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:58:58,472 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:58:58,472 INFO L301 CfgBuilder]: Removed 31 assume(true) statements. [2021-11-23 00:58:58,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:58:58 BoogieIcfgContainer [2021-11-23 00:58:58,475 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:58:58,476 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:58:58,476 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:58:58,486 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:58:58,486 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:58:58" (1/1) ... [2021-11-23 00:58:58,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:58:58,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:58,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 81 states and 140 transitions. [2021-11-23 00:58:58,559 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 140 transitions. [2021-11-23 00:58:58,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:58:58,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:58,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:58,610 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) 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) [2021-11-23 00:58:58,615 INFO L158 Benchmark]: Toolchain (without parser) took 14965.91ms. Allocated memory was 52.4MB in the beginning and 77.6MB in the end (delta: 25.2MB). Free memory was 27.7MB in the beginning and 35.5MB in the end (delta: -7.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 00:58:58,616 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 52.4MB. Free memory was 33.7MB in the beginning and 33.6MB in the end (delta: 39.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:58:58,617 INFO L158 Benchmark]: CACSL2BoogieTranslator took 944.90ms. Allocated memory was 52.4MB in the beginning and 62.9MB in the end (delta: 10.5MB). Free memory was 27.6MB in the beginning and 33.9MB in the end (delta: -6.3MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2021-11-23 00:58:58,618 INFO L158 Benchmark]: Boogie Procedure Inliner took 134.09ms. Allocated memory is still 62.9MB. Free memory was 33.9MB in the beginning and 29.1MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 00:58:58,618 INFO L158 Benchmark]: Boogie Preprocessor took 99.81ms. Allocated memory is still 62.9MB. Free memory was 29.1MB in the beginning and 41.5MB in the end (delta: -12.4MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2021-11-23 00:58:58,619 INFO L158 Benchmark]: RCFGBuilder took 13641.51ms. Allocated memory was 62.9MB in the beginning and 77.6MB in the end (delta: 14.7MB). Free memory was 41.5MB in the beginning and 41.9MB in the end (delta: -461.8kB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2021-11-23 00:58:58,620 INFO L158 Benchmark]: CodeCheck took 137.46ms. Allocated memory is still 77.6MB. Free memory was 41.9MB in the beginning and 35.5MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 00:58:58,624 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 52.4MB. Free memory was 33.7MB in the beginning and 33.6MB in the end (delta: 39.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 944.90ms. Allocated memory was 52.4MB in the beginning and 62.9MB in the end (delta: 10.5MB). Free memory was 27.6MB in the beginning and 33.9MB in the end (delta: -6.3MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 134.09ms. Allocated memory is still 62.9MB. Free memory was 33.9MB in the beginning and 29.1MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 99.81ms. Allocated memory is still 62.9MB. Free memory was 29.1MB in the beginning and 41.5MB in the end (delta: -12.4MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. * RCFGBuilder took 13641.51ms. Allocated memory was 62.9MB in the beginning and 77.6MB in the end (delta: 14.7MB). Free memory was 41.5MB in the beginning and 41.9MB in the end (delta: -461.8kB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * CodeCheck took 137.46ms. Allocated memory is still 77.6MB. Free memory was 41.9MB in the beginning and 35.5MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 00:58:58,684 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec548ee-9b4c-4558-aa3c-75fd4a18eec6/bin/ukojak-LBtLqBUTdQ/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared