./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0adac998-8f74-42f1-bdf5-ecc1c4a36f6d/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0adac998-8f74-42f1-bdf5-ecc1c4a36f6d/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0adac998-8f74-42f1-bdf5-ecc1c4a36f6d/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0adac998-8f74-42f1-bdf5-ecc1c4a36f6d/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0adac998-8f74-42f1-bdf5-ecc1c4a36f6d/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0adac998-8f74-42f1-bdf5-ecc1c4a36f6d/bin/ukojak-2xVlg8857e --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b9bf0bad0cbe69b5d3c479fc9571d5ea3a755c149f856a4942bf9e49854dfec3 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 23:51:07,569 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:51:07,571 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:51:07,604 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:51:07,604 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:51:07,606 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:51:07,608 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:51:07,610 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:51:07,613 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:51:07,614 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:51:07,615 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:51:07,617 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:51:07,618 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:51:07,619 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:51:07,621 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:51:07,624 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:51:07,626 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:51:07,630 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:51:07,632 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:51:07,636 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:51:07,642 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:51:07,648 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:51:07,650 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:51:07,651 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:51:07,655 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:51:07,655 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:51:07,656 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:51:07,657 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:51:07,657 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:51:07,659 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:51:07,659 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:51:07,660 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:51:07,661 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:51:07,662 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:51:07,664 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:51:07,664 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:51:07,665 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:51:07,665 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:51:07,666 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:51:07,667 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:51:07,668 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:51:07,669 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0adac998-8f74-42f1-bdf5-ecc1c4a36f6d/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-13 23:51:07,693 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:51:07,694 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:51:07,695 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 23:51:07,695 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 23:51:07,696 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:51:07,696 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:51:07,696 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:51:07,697 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 23:51:07,697 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 23:51:07,697 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 23:51:07,697 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 23:51:07,698 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:51:07,698 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 23:51:07,698 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:51:07,699 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 23:51:07,699 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-13 23:51:07,699 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 23:51:07,699 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 23:51:07,700 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:51:07,700 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 23:51:07,700 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:51:07,700 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:51:07,701 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:51:07,701 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:51:07,701 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:51:07,702 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:51:07,702 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 23:51:07,702 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 23:51:07,702 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 23:51:07,703 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 23:51:07,703 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_0adac998-8f74-42f1-bdf5-ecc1c4a36f6d/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0adac998-8f74-42f1-bdf5-ecc1c4a36f6d/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b9bf0bad0cbe69b5d3c479fc9571d5ea3a755c149f856a4942bf9e49854dfec3 [2021-11-13 23:51:07,959 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:51:07,990 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:51:07,996 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:51:07,998 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:51:07,999 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:51:08,001 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0adac998-8f74-42f1-bdf5-ecc1c4a36f6d/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-1.i [2021-11-13 23:51:08,082 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0adac998-8f74-42f1-bdf5-ecc1c4a36f6d/bin/ukojak-2xVlg8857e/data/8d5ebb1c3/a7c999c9955343488667dea62d7cc455/FLAG7d251e14c [2021-11-13 23:51:08,691 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:51:08,691 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0adac998-8f74-42f1-bdf5-ecc1c4a36f6d/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-1.i [2021-11-13 23:51:08,710 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0adac998-8f74-42f1-bdf5-ecc1c4a36f6d/bin/ukojak-2xVlg8857e/data/8d5ebb1c3/a7c999c9955343488667dea62d7cc455/FLAG7d251e14c [2021-11-13 23:51:08,896 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0adac998-8f74-42f1-bdf5-ecc1c4a36f6d/bin/ukojak-2xVlg8857e/data/8d5ebb1c3/a7c999c9955343488667dea62d7cc455 [2021-11-13 23:51:08,899 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:51:08,900 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 23:51:08,902 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:51:08,902 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:51:08,906 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:51:08,906 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:51:08" (1/1) ... [2021-11-13 23:51:08,908 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@725e810a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:51:08, skipping insertion in model container [2021-11-13 23:51:08,908 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:51:08" (1/1) ... [2021-11-13 23:51:08,916 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:51:08,977 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:51:09,379 WARN L228 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_0adac998-8f74-42f1-bdf5-ecc1c4a36f6d/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-1.i[33021,33034] [2021-11-13 23:51:09,557 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:51:09,581 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:51:09,637 WARN L228 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_0adac998-8f74-42f1-bdf5-ecc1c4a36f6d/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-1.i[33021,33034] [2021-11-13 23:51:09,748 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:51:09,798 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:51:09,799 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:51:09 WrapperNode [2021-11-13 23:51:09,799 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:51:09,800 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:51:09,800 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:51:09,801 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:51:09,813 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:51:09" (1/1) ... [2021-11-13 23:51:09,848 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:51:09" (1/1) ... [2021-11-13 23:51:09,952 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:51:09,957 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:51:09,957 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:51:09,957 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:51:09,966 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:51:09" (1/1) ... [2021-11-13 23:51:09,966 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:51:09" (1/1) ... [2021-11-13 23:51:09,992 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:51:09" (1/1) ... [2021-11-13 23:51:09,993 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:51:09" (1/1) ... [2021-11-13 23:51:10,061 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:51:09" (1/1) ... [2021-11-13 23:51:10,074 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:51:09" (1/1) ... [2021-11-13 23:51:10,081 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:51:09" (1/1) ... [2021-11-13 23:51:10,091 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:51:10,092 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:51:10,092 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:51:10,093 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:51:10,104 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:51:09" (1/1) ... [2021-11-13 23:51:10,112 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:51:10,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0adac998-8f74-42f1-bdf5-ecc1c4a36f6d/bin/ukojak-2xVlg8857e/z3 [2021-11-13 23:51:10,147 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0adac998-8f74-42f1-bdf5-ecc1c4a36f6d/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 23:51:10,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0adac998-8f74-42f1-bdf5-ecc1c4a36f6d/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 23:51:10,198 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 23:51:10,198 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-13 23:51:10,200 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-13 23:51:10,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 23:51:10,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-13 23:51:10,201 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-13 23:51:10,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-13 23:51:10,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-13 23:51:10,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 23:51:10,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-13 23:51:10,201 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 23:51:10,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 23:51:10,201 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:51:10,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:51:12,719 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:51:12,719 INFO L299 CfgBuilder]: Removed 60 assume(true) statements. [2021-11-13 23:51:12,722 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:51:12 BoogieIcfgContainer [2021-11-13 23:51:12,722 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 23:51:12,724 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 23:51:12,724 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 23:51:12,735 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 23:51:12,735 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:51:12" (1/1) ... [2021-11-13 23:51:12,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:51:12,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:12,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 135 states and 231 transitions. [2021-11-13 23:51:12,850 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 231 transitions. [2021-11-13 23:51:12,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-13 23:51:12,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:12,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:13,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:13,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:51:13,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:13,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:13,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:13,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 137 states and 234 transitions. [2021-11-13 23:51:13,125 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 234 transitions. [2021-11-13 23:51:13,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:13,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:13,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:13,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:13,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:51:13,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:13,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:13,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:13,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 136 states and 233 transitions. [2021-11-13 23:51:13,242 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 233 transitions. [2021-11-13 23:51:13,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 23:51:13,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:13,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:13,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:13,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:51:13,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:13,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:13,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:13,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 136 states and 229 transitions. [2021-11-13 23:51:13,350 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 229 transitions. [2021-11-13 23:51:13,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 23:51:13,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:13,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:13,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:13,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:51:13,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:13,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:13,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:13,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 136 states and 221 transitions. [2021-11-13 23:51:13,500 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 221 transitions. [2021-11-13 23:51:13,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:51:13,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:13,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:13,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:13,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:51:13,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:13,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:13,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:13,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 136 states and 209 transitions. [2021-11-13 23:51:13,750 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 209 transitions. [2021-11-13 23:51:13,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:51:13,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:13,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:13,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:13,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:51:13,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:13,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:14,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:14,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 136 states and 197 transitions. [2021-11-13 23:51:14,125 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 197 transitions. [2021-11-13 23:51:14,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:51:14,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:14,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:14,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:14,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:51:14,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:14,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:14,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:14,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 181 states and 253 transitions. [2021-11-13 23:51:14,994 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 253 transitions. [2021-11-13 23:51:14,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:51:14,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:14,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:15,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:15,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:51:15,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:15,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:15,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:15,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 181 states and 251 transitions. [2021-11-13 23:51:15,204 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 251 transitions. [2021-11-13 23:51:15,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:51:15,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:15,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:15,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:15,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:51:15,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:15,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:15,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:15,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 181 states and 249 transitions. [2021-11-13 23:51:15,441 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 249 transitions. [2021-11-13 23:51:15,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:51:15,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:15,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:15,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:15,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:51:15,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:15,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:16,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:16,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 227 states and 307 transitions. [2021-11-13 23:51:16,310 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 307 transitions. [2021-11-13 23:51:16,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:51:16,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:16,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:16,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:16,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:51:16,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:16,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:16,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:16,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 227 states and 305 transitions. [2021-11-13 23:51:16,559 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 305 transitions. [2021-11-13 23:51:16,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:51:16,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:16,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:16,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:16,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:51:16,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:16,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:16,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:16,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 227 states and 303 transitions. [2021-11-13 23:51:16,814 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 303 transitions. [2021-11-13 23:51:16,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 23:51:16,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:16,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:16,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:16,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:51:16,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:17,011 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:17,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:17,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 227 states and 301 transitions. [2021-11-13 23:51:17,022 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 301 transitions. [2021-11-13 23:51:17,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 23:51:17,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:17,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:17,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:17,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:51:17,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:17,415 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:17,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:17,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 261 states and 343 transitions. [2021-11-13 23:51:17,800 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 343 transitions. [2021-11-13 23:51:17,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 23:51:17,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:17,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:17,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:17,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:51:17,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:18,022 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:18,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:18,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 261 states and 341 transitions. [2021-11-13 23:51:18,032 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 341 transitions. [2021-11-13 23:51:18,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:51:18,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:18,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:18,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:18,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:51:18,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:18,303 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:51:18,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:18,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 264 states and 343 transitions. [2021-11-13 23:51:18,346 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 343 transitions. [2021-11-13 23:51:18,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:51:18,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:18,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:18,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:18,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:51:18,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:18,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:18,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:18,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 264 states and 341 transitions. [2021-11-13 23:51:18,635 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 341 transitions. [2021-11-13 23:51:18,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:51:18,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:18,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:18,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:18,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:51:18,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:18,872 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:51:18,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:18,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 267 states and 343 transitions. [2021-11-13 23:51:18,908 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 343 transitions. [2021-11-13 23:51:18,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 23:51:18,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:18,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:19,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:19,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:51:19,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:19,139 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:51:19,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:19,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 270 states and 345 transitions. [2021-11-13 23:51:19,185 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 345 transitions. [2021-11-13 23:51:19,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 23:51:19,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:19,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:19,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:19,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:51:19,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:19,452 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:51:19,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:19,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 273 states and 347 transitions. [2021-11-13 23:51:19,508 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 347 transitions. [2021-11-13 23:51:19,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 23:51:19,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:19,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:19,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:19,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:51:19,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:19,859 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:51:19,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:19,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 276 states and 349 transitions. [2021-11-13 23:51:19,885 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 349 transitions. [2021-11-13 23:51:19,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 23:51:19,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:19,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:19,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:19,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:51:19,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:20,208 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:51:20,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:20,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 279 states and 351 transitions. [2021-11-13 23:51:20,234 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 351 transitions. [2021-11-13 23:51:20,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 23:51:20,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:20,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:20,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:20,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:51:20,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:20,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:20,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:20,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 279 states and 350 transitions. [2021-11-13 23:51:20,465 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 350 transitions. [2021-11-13 23:51:20,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-13 23:51:20,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:20,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:20,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:20,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:51:20,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:20,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:21,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:21,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 288 states and 361 transitions. [2021-11-13 23:51:21,059 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 361 transitions. [2021-11-13 23:51:21,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 23:51:21,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:21,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:21,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:21,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:51:21,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:21,329 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:51:21,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:21,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 297 states and 371 transitions. [2021-11-13 23:51:21,372 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 371 transitions. [2021-11-13 23:51:21,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 23:51:21,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:21,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:21,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:21,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:51:21,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:21,660 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:51:21,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:21,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 306 states and 381 transitions. [2021-11-13 23:51:21,702 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 381 transitions. [2021-11-13 23:51:21,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 23:51:21,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:21,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:21,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:21,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:51:21,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:21,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:22,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:22,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 315 states and 392 transitions. [2021-11-13 23:51:22,295 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 392 transitions. [2021-11-13 23:51:22,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-13 23:51:22,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:22,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:22,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:22,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:51:22,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:22,578 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:51:22,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:22,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 324 states and 402 transitions. [2021-11-13 23:51:22,638 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 402 transitions. [2021-11-13 23:51:22,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-13 23:51:22,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:22,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:22,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:22,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:51:22,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:22,909 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:51:22,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:22,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 333 states and 412 transitions. [2021-11-13 23:51:22,973 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 412 transitions. [2021-11-13 23:51:22,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-13 23:51:22,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:22,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:23,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:23,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:51:23,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:23,371 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:23,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:23,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 342 states and 423 transitions. [2021-11-13 23:51:23,737 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 423 transitions. [2021-11-13 23:51:23,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-13 23:51:23,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:23,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:23,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:23,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:51:23,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:23,987 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:51:24,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:24,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 343 states and 425 transitions. [2021-11-13 23:51:24,457 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 425 transitions. [2021-11-13 23:51:24,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 23:51:24,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:24,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:24,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:24,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:51:24,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:24,768 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:51:24,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:24,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 356 states and 440 transitions. [2021-11-13 23:51:24,929 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 440 transitions. [2021-11-13 23:51:24,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 23:51:24,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:24,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:25,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:25,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:51:25,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:25,298 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:51:25,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:25,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 365 states and 450 transitions. [2021-11-13 23:51:25,339 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 450 transitions. [2021-11-13 23:51:25,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 23:51:25,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:25,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:25,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:25,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:51:25,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:25,620 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:51:25,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:25,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 368 states and 452 transitions. [2021-11-13 23:51:25,638 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 452 transitions. [2021-11-13 23:51:25,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 23:51:25,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:25,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:26,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:26,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 457 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:51:26,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:26,347 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:51:26,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:26,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 370 states and 460 transitions. [2021-11-13 23:51:26,499 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 460 transitions. [2021-11-13 23:51:26,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-13 23:51:26,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:26,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:26,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:26,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 447 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:51:26,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:26,875 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-13 23:51:28,774 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-13 23:51:28,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:28,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 371 states and 462 transitions. [2021-11-13 23:51:28,823 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 462 transitions. [2021-11-13 23:51:28,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-13 23:51:28,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:28,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:29,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:29,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 481 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-13 23:51:29,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:29,820 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 23:51:29,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:29,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 371 states and 462 transitions. [2021-11-13 23:51:29,944 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 462 transitions. [2021-11-13 23:51:29,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-13 23:51:29,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:29,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:30,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:30,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 481 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-13 23:51:30,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:30,795 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 23:51:30,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:30,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 371 states and 462 transitions. [2021-11-13 23:51:30,949 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 462 transitions. [2021-11-13 23:51:30,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-13 23:51:30,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:30,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:31,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:31,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 481 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-13 23:51:31,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:31,639 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 23:51:31,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:31,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 371 states and 462 transitions. [2021-11-13 23:51:31,665 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 462 transitions. [2021-11-13 23:51:31,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-13 23:51:31,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:31,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:32,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:32,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 481 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-13 23:51:32,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:32,581 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 23:51:32,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:32,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 371 states and 462 transitions. [2021-11-13 23:51:32,646 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 462 transitions. [2021-11-13 23:51:32,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-13 23:51:32,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:32,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:33,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:33,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 481 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:33,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:33,531 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-13 23:51:33,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:33,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 373 states and 466 transitions. [2021-11-13 23:51:33,691 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 466 transitions. [2021-11-13 23:51:33,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-13 23:51:33,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:33,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:33,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:33,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 481 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:51:33,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:33,978 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 23:51:33,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:33,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 373 states and 464 transitions. [2021-11-13 23:51:33,989 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 464 transitions. [2021-11-13 23:51:33,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-13 23:51:33,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:33,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:34,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:34,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 475 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:51:34,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:34,563 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-13 23:51:35,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:35,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 374 states and 466 transitions. [2021-11-13 23:51:35,554 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 466 transitions. [2021-11-13 23:51:35,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-13 23:51:35,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:35,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:35,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:35,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 482 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:51:35,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:35,976 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-13 23:51:37,510 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-13 23:51:37,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:37,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 377 states and 468 transitions. [2021-11-13 23:51:37,974 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 468 transitions. [2021-11-13 23:51:37,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-13 23:51:37,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:37,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:48,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-13 23:51:48,172 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) [2021-11-13 23:51:48,175 INFO L158 Benchmark]: Toolchain (without parser) took 39274.04ms. Allocated memory was 121.6MB in the beginning and 274.7MB in the end (delta: 153.1MB). Free memory was 84.7MB in the beginning and 205.0MB in the end (delta: -120.3MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. [2021-11-13 23:51:48,175 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 83.9MB. Free memory was 54.7MB in the beginning and 54.6MB in the end (delta: 25.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:51:48,176 INFO L158 Benchmark]: CACSL2BoogieTranslator took 897.27ms. Allocated memory is still 121.6MB. Free memory was 84.4MB in the beginning and 72.8MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-13 23:51:48,176 INFO L158 Benchmark]: Boogie Procedure Inliner took 155.89ms. Allocated memory is still 121.6MB. Free memory was 72.8MB in the beginning and 65.6MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-13 23:51:48,177 INFO L158 Benchmark]: Boogie Preprocessor took 134.79ms. Allocated memory is still 121.6MB. Free memory was 65.6MB in the beginning and 57.5MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-13 23:51:48,177 INFO L158 Benchmark]: RCFGBuilder took 2630.46ms. Allocated memory was 121.6MB in the beginning and 174.1MB in the end (delta: 52.4MB). Free memory was 57.5MB in the beginning and 99.5MB in the end (delta: -41.9MB). Peak memory consumption was 34.3MB. Max. memory is 16.1GB. [2021-11-13 23:51:48,178 INFO L158 Benchmark]: CodeCheck took 35450.08ms. Allocated memory was 174.1MB in the beginning and 274.7MB in the end (delta: 100.7MB). Free memory was 99.5MB in the beginning and 205.0MB in the end (delta: -105.5MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:51:48,181 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 0.38ms. Allocated memory is still 83.9MB. Free memory was 54.7MB in the beginning and 54.6MB in the end (delta: 25.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 897.27ms. Allocated memory is still 121.6MB. Free memory was 84.4MB in the beginning and 72.8MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 155.89ms. Allocated memory is still 121.6MB. Free memory was 72.8MB in the beginning and 65.6MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 134.79ms. Allocated memory is still 121.6MB. Free memory was 65.6MB in the beginning and 57.5MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2630.46ms. Allocated memory was 121.6MB in the beginning and 174.1MB in the end (delta: 52.4MB). Free memory was 57.5MB in the beginning and 99.5MB in the end (delta: -41.9MB). Peak memory consumption was 34.3MB. Max. memory is 16.1GB. * CodeCheck took 35450.08ms. Allocated memory was 174.1MB in the beginning and 274.7MB in the end (delta: 100.7MB). Free memory was 99.5MB in the beginning and 205.0MB in the end (delta: -105.5MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 23:51:48,248 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0adac998-8f74-42f1-bdf5-ecc1c4a36f6d/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0adac998-8f74-42f1-bdf5-ecc1c4a36f6d/bin/ukojak-2xVlg8857e/config using search string *Overflow*32bit*_Bitvector*.epf No suitable settings file found using Overflow*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown