./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ea08954-dee7-4b51-b2f1-5c57e2ac3ead/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ea08954-dee7-4b51-b2f1-5c57e2ac3ead/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ea08954-dee7-4b51-b2f1-5c57e2ac3ead/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ea08954-dee7-4b51-b2f1-5c57e2ac3ead/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ea08954-dee7-4b51-b2f1-5c57e2ac3ead/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ea08954-dee7-4b51-b2f1-5c57e2ac3ead/bin/ukojak-vF6T2TMglN --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cb182062e759f3e947e2f86847df2222bda90081d4cc013a50b9baa2d9844063 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 04:58:44,649 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 04:58:44,651 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 04:58:44,686 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 04:58:44,686 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 04:58:44,687 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 04:58:44,689 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 04:58:44,692 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 04:58:44,694 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 04:58:44,695 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 04:58:44,696 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 04:58:44,698 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 04:58:44,698 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 04:58:44,699 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 04:58:44,701 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 04:58:44,703 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 04:58:44,704 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 04:58:44,705 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 04:58:44,707 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 04:58:44,710 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 04:58:44,712 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 04:58:44,717 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 04:58:44,719 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 04:58:44,720 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 04:58:44,724 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 04:58:44,724 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 04:58:44,725 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 04:58:44,726 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 04:58:44,726 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 04:58:44,728 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 04:58:44,728 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 04:58:44,729 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 04:58:44,730 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 04:58:44,731 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 04:58:44,739 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 04:58:44,740 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 04:58:44,741 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 04:58:44,741 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 04:58:44,741 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 04:58:44,742 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 04:58:44,743 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 04:58:44,744 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ea08954-dee7-4b51-b2f1-5c57e2ac3ead/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-21 04:58:44,789 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 04:58:44,789 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 04:58:44,790 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 04:58:44,790 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 04:58:44,791 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 04:58:44,791 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 04:58:44,792 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 04:58:44,792 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 04:58:44,798 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 04:58:44,798 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 04:58:44,799 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 04:58:44,799 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 04:58:44,800 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 04:58:44,800 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 04:58:44,800 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 04:58:44,800 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-21 04:58:44,800 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 04:58:44,801 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 04:58:44,801 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 04:58:44,801 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 04:58:44,801 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 04:58:44,801 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 04:58:44,801 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 04:58:44,802 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:58:44,802 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 04:58:44,802 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 04:58:44,802 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 04:58:44,802 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 04:58:44,803 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 04:58:44,805 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 04:58:44,805 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_8ea08954-dee7-4b51-b2f1-5c57e2ac3ead/bin/ukojak-vF6T2TMglN/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ea08954-dee7-4b51-b2f1-5c57e2ac3ead/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cb182062e759f3e947e2f86847df2222bda90081d4cc013a50b9baa2d9844063 [2021-11-21 04:58:45,085 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 04:58:45,108 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 04:58:45,111 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 04:58:45,112 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 04:58:45,113 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 04:58:45,114 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ea08954-dee7-4b51-b2f1-5c57e2ac3ead/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-3.i [2021-11-21 04:58:45,185 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ea08954-dee7-4b51-b2f1-5c57e2ac3ead/bin/ukojak-vF6T2TMglN/data/a40303cb1/05658904b5164173b3c26ab5d895830d/FLAG7652d5f6d [2021-11-21 04:58:45,788 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 04:58:45,789 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ea08954-dee7-4b51-b2f1-5c57e2ac3ead/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-3.i [2021-11-21 04:58:45,825 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ea08954-dee7-4b51-b2f1-5c57e2ac3ead/bin/ukojak-vF6T2TMglN/data/a40303cb1/05658904b5164173b3c26ab5d895830d/FLAG7652d5f6d [2021-11-21 04:58:45,998 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ea08954-dee7-4b51-b2f1-5c57e2ac3ead/bin/ukojak-vF6T2TMglN/data/a40303cb1/05658904b5164173b3c26ab5d895830d [2021-11-21 04:58:46,003 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 04:58:46,006 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 04:58:46,012 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 04:58:46,012 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 04:58:46,015 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 04:58:46,016 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:58:46" (1/1) ... [2021-11-21 04:58:46,019 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f72d090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:58:46, skipping insertion in model container [2021-11-21 04:58:46,019 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:58:46" (1/1) ... [2021-11-21 04:58:46,028 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 04:58:46,108 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 04:58:46,625 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_8ea08954-dee7-4b51-b2f1-5c57e2ac3ead/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-3.i[33021,33034] [2021-11-21 04:58:46,828 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_8ea08954-dee7-4b51-b2f1-5c57e2ac3ead/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-3.i[49681,49694] [2021-11-21 04:58:46,864 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:58:46,872 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 04:58:46,909 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_8ea08954-dee7-4b51-b2f1-5c57e2ac3ead/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-3.i[33021,33034] [2021-11-21 04:58:47,022 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_8ea08954-dee7-4b51-b2f1-5c57e2ac3ead/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-3.i[49681,49694] [2021-11-21 04:58:47,036 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:58:47,088 INFO L208 MainTranslator]: Completed translation [2021-11-21 04:58:47,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:58:47 WrapperNode [2021-11-21 04:58:47,089 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 04:58:47,091 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 04:58:47,091 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 04:58:47,091 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 04:58:47,099 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:58:47" (1/1) ... [2021-11-21 04:58:47,174 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:58:47" (1/1) ... [2021-11-21 04:58:47,286 INFO L137 Inliner]: procedures = 177, calls = 487, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1704 [2021-11-21 04:58:47,287 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 04:58:47,287 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 04:58:47,288 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 04:58:47,288 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 04:58:47,297 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:58:47" (1/1) ... [2021-11-21 04:58:47,297 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:58:47" (1/1) ... [2021-11-21 04:58:47,319 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:58:47" (1/1) ... [2021-11-21 04:58:47,320 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:58:47" (1/1) ... [2021-11-21 04:58:47,406 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:58:47" (1/1) ... [2021-11-21 04:58:47,423 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:58:47" (1/1) ... [2021-11-21 04:58:47,429 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:58:47" (1/1) ... [2021-11-21 04:58:47,442 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 04:58:47,443 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 04:58:47,443 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 04:58:47,443 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 04:58:47,444 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:58:47" (1/1) ... [2021-11-21 04:58:47,454 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:58:47,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ea08954-dee7-4b51-b2f1-5c57e2ac3ead/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 04:58:47,484 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ea08954-dee7-4b51-b2f1-5c57e2ac3ead/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 04:58:47,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ea08954-dee7-4b51-b2f1-5c57e2ac3ead/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 04:58:47,534 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 04:58:47,534 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-21 04:58:47,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-21 04:58:47,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 04:58:47,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-21 04:58:47,535 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-21 04:58:47,535 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 04:58:47,535 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 04:58:47,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 04:58:47,535 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 04:58:47,535 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-21 04:58:47,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 04:58:47,536 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 04:58:47,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 04:58:47,536 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 04:58:47,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 04:58:47,891 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 04:58:47,897 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 04:58:49,421 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 04:58:50,020 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 04:58:50,020 INFO L301 CfgBuilder]: Removed 100 assume(true) statements. [2021-11-21 04:58:50,025 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:58:50 BoogieIcfgContainer [2021-11-21 04:58:50,026 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 04:58:50,027 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 04:58:50,027 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 04:58:50,038 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 04:58:50,038 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:58:50" (1/1) ... [2021-11-21 04:58:50,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 04:58:50,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:58:50,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 190 states and 326 transitions. [2021-11-21 04:58:50,111 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 326 transitions. [2021-11-21 04:58:50,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-21 04:58:50,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:58:50,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:58:50,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:58:50,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:58:50,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:58:50,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:58:50,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:58:50,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 192 states and 329 transitions. [2021-11-21 04:58:50,394 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 329 transitions. [2021-11-21 04:58:50,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 04:58:50,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:58:50,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:58:50,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:58:50,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:58:50,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:58:50,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:58:50,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:58:50,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 191 states and 328 transitions. [2021-11-21 04:58:50,516 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 328 transitions. [2021-11-21 04:58:50,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 04:58:50,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:58:50,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:58:50,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:58:50,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:58:50,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:58:50,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:58:50,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:58:50,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 191 states and 324 transitions. [2021-11-21 04:58:50,700 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 324 transitions. [2021-11-21 04:58:50,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 04:58:50,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:58:50,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:58:50,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:58:50,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:58:50,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:58:50,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:58:50,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:58:50,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 191 states and 316 transitions. [2021-11-21 04:58:50,863 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 316 transitions. [2021-11-21 04:58:50,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 04:58:50,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:58:50,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:58:50,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:58:50,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:58:50,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:58:51,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:58:51,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:58:51,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 191 states and 304 transitions. [2021-11-21 04:58:51,028 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 304 transitions. [2021-11-21 04:58:51,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 04:58:51,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:58:51,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:58:51,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:58:51,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:58:51,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:58:51,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:58:51,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:58:51,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 191 states and 292 transitions. [2021-11-21 04:58:51,350 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 292 transitions. [2021-11-21 04:58:51,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 04:58:51,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:58:51,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:58:51,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:58:51,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:58:51,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:58:51,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:58:52,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:58:52,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 236 states and 348 transitions. [2021-11-21 04:58:52,148 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 348 transitions. [2021-11-21 04:58:52,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 04:58:52,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:58:52,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:58:52,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:58:52,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:58:52,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:58:52,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:58:52,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:58:52,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 236 states and 346 transitions. [2021-11-21 04:58:52,348 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 346 transitions. [2021-11-21 04:58:52,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 04:58:52,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:58:52,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:58:52,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:58:52,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:58:52,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:58:52,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:58:52,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:58:52,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 236 states and 344 transitions. [2021-11-21 04:58:52,535 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 344 transitions. [2021-11-21 04:58:52,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 04:58:52,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:58:52,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:58:52,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:58:52,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:58:52,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:58:52,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:58:53,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:58:53,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 282 states and 402 transitions. [2021-11-21 04:58:53,372 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 402 transitions. [2021-11-21 04:58:53,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 04:58:53,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:58:53,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:58:53,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:58:53,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:58:53,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:58:53,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:58:53,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:58:53,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 282 states and 400 transitions. [2021-11-21 04:58:53,568 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 400 transitions. [2021-11-21 04:58:53,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 04:58:53,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:58:53,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:58:53,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:58:53,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:58:53,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:58:53,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:58:53,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:58:53,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 282 states and 398 transitions. [2021-11-21 04:58:53,786 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 398 transitions. [2021-11-21 04:58:53,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 04:58:53,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:58:53,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:58:53,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:58:53,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:58:53,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:58:54,174 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:58:54,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:58:54,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 316 states and 440 transitions. [2021-11-21 04:58:54,480 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 440 transitions. [2021-11-21 04:58:54,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 04:58:54,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:58:54,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:58:54,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:58:54,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:58:54,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:58:54,733 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:58:54,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:58:54,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 316 states and 438 transitions. [2021-11-21 04:58:54,742 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 438 transitions. [2021-11-21 04:58:54,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 04:58:54,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:58:54,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:58:54,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:58:54,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:58:54,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:58:54,981 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:58:54,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:58:54,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 316 states and 436 transitions. [2021-11-21 04:58:54,990 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 436 transitions. [2021-11-21 04:58:54,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 04:58:54,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:58:54,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:58:55,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:58:55,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:58:55,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:58:55,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:58:55,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:58:55,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 316 states and 434 transitions. [2021-11-21 04:58:55,274 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 434 transitions. [2021-11-21 04:58:55,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 04:58:55,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:58:55,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:58:55,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:58:55,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:58:55,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:58:55,560 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 04:58:55,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:58:55,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 319 states and 436 transitions. [2021-11-21 04:58:55,599 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 436 transitions. [2021-11-21 04:58:55,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 04:58:55,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:58:55,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:58:55,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:58:55,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:58:55,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:58:55,849 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 04:58:55,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:58:55,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 322 states and 438 transitions. [2021-11-21 04:58:55,886 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 438 transitions. [2021-11-21 04:58:55,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 04:58:55,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:58:55,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:58:55,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:58:56,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:58:56,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:58:56,126 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 04:58:56,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:58:56,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 325 states and 440 transitions. [2021-11-21 04:58:56,165 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 440 transitions. [2021-11-21 04:58:56,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 04:58:56,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:58:56,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:58:56,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:58:56,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:58:56,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:58:56,419 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 04:58:56,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:58:56,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 328 states and 442 transitions. [2021-11-21 04:58:56,470 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 442 transitions. [2021-11-21 04:58:56,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 04:58:56,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:58:56,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:58:56,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:58:56,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:58:56,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:58:56,867 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 04:58:56,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:58:56,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 331 states and 444 transitions. [2021-11-21 04:58:56,895 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 444 transitions. [2021-11-21 04:58:56,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 04:58:56,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:58:56,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:58:57,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:58:57,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:58:57,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:58:57,234 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 04:58:57,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:58:57,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 334 states and 446 transitions. [2021-11-21 04:58:57,260 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 446 transitions. [2021-11-21 04:58:57,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 04:58:57,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:58:57,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:58:57,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:58:57,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:58:57,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:58:57,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:58:57,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:58:57,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 334 states and 445 transitions. [2021-11-21 04:58:57,495 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 445 transitions. [2021-11-21 04:58:57,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 04:58:57,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:58:57,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:58:57,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:58:57,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:58:57,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:58:57,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:58:58,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:58:58,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 343 states and 456 transitions. [2021-11-21 04:58:58,051 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 456 transitions. [2021-11-21 04:58:58,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 04:58:58,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:58:58,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:58:58,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:58:58,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:58:58,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:58:58,301 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 04:58:58,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:58:58,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 352 states and 466 transitions. [2021-11-21 04:58:58,337 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 466 transitions. [2021-11-21 04:58:58,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 04:58:58,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:58:58,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:58:58,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:58:58,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:58:58,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:58:58,612 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 04:58:58,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:58:58,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 361 states and 476 transitions. [2021-11-21 04:58:58,652 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 476 transitions. [2021-11-21 04:58:58,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 04:58:58,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:58:58,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:58:58,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:58:58,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:58:58,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:58:58,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:58:59,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:58:59,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 370 states and 487 transitions. [2021-11-21 04:58:59,180 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 487 transitions. [2021-11-21 04:58:59,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 04:58:59,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:58:59,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:58:59,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:58:59,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:58:59,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:58:59,455 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 04:58:59,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:58:59,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 379 states and 497 transitions. [2021-11-21 04:58:59,518 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 497 transitions. [2021-11-21 04:58:59,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 04:58:59,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:58:59,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:58:59,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:58:59,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:58:59,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:58:59,786 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 04:58:59,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:58:59,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 388 states and 507 transitions. [2021-11-21 04:58:59,851 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 507 transitions. [2021-11-21 04:58:59,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 04:58:59,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:58:59,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:58:59,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:58:59,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:58:59,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:59:00,213 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:59:00,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:59:00,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 397 states and 518 transitions. [2021-11-21 04:59:00,514 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 518 transitions. [2021-11-21 04:59:00,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 04:59:00,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:59:00,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:59:00,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:59:00,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:59:00,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:59:00,839 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:59:01,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:59:01,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 398 states and 520 transitions. [2021-11-21 04:59:01,747 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 520 transitions. [2021-11-21 04:59:01,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 04:59:01,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:59:01,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:59:01,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:59:01,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:59:01,887 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:59:02,074 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 04:59:02,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:59:02,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 411 states and 535 transitions. [2021-11-21 04:59:02,223 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 535 transitions. [2021-11-21 04:59:02,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 04:59:02,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:59:02,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:59:02,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:59:02,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:59:02,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:59:02,608 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 04:59:02,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:59:02,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 420 states and 545 transitions. [2021-11-21 04:59:02,652 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 545 transitions. [2021-11-21 04:59:02,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 04:59:02,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:59:02,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:59:02,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:59:02,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:59:02,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:59:02,943 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 04:59:02,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:59:02,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 423 states and 547 transitions. [2021-11-21 04:59:02,968 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 547 transitions. [2021-11-21 04:59:02,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-21 04:59:02,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:59:02,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:59:03,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:59:03,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 461 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 04:59:03,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:59:03,882 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 04:59:04,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:59:04,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 425 states and 555 transitions. [2021-11-21 04:59:04,038 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 555 transitions. [2021-11-21 04:59:04,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-21 04:59:04,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:59:04,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:59:04,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:59:04,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 451 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:59:04,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:59:04,429 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-21 04:59:05,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:59:05,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 426 states and 557 transitions. [2021-11-21 04:59:05,020 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 557 transitions. [2021-11-21 04:59:05,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 04:59:05,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:59:05,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:59:05,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:59:05,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 04:59:05,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:59:05,815 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 04:59:05,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:59:05,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 426 states and 557 transitions. [2021-11-21 04:59:05,925 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 557 transitions. [2021-11-21 04:59:05,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 04:59:05,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:59:05,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:59:08,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:59:08,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-21 04:59:08,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:59:08,683 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 04:59:08,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:59:08,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 426 states and 557 transitions. [2021-11-21 04:59:08,693 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 557 transitions. [2021-11-21 04:59:08,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 04:59:08,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:59:08,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:59:10,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:59:10,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 04:59:10,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:59:10,528 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-21 04:59:10,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:59:10,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 428 states and 560 transitions. [2021-11-21 04:59:10,980 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 560 transitions. [2021-11-21 04:59:10,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 04:59:10,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:59:10,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:59:11,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:59:11,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 479 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:59:11,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:59:11,658 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-21 04:59:12,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:59:12,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 429 states and 562 transitions. [2021-11-21 04:59:12,125 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 562 transitions. [2021-11-21 04:59:12,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 04:59:12,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:59:12,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:59:12,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:59:12,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:59:12,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:59:12,505 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-21 04:59:12,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:59:12,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 429 states and 560 transitions. [2021-11-21 04:59:12,518 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 560 transitions. [2021-11-21 04:59:12,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-21 04:59:12,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:59:12,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:59:12,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:59:12,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:59:12,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:59:13,007 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-21 04:59:14,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:59:14,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 432 states and 562 transitions. [2021-11-21 04:59:14,111 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 562 transitions. [2021-11-21 04:59:14,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-21 04:59:14,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:59:14,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:59:15,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:59:15,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 509 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 04:59:15,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:59:15,922 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 50 proven. 10 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-21 04:59:16,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:59:16,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 432 states and 562 transitions. [2021-11-21 04:59:16,172 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 562 transitions. [2021-11-21 04:59:16,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-21 04:59:16,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:59:16,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:59:26,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-21 04:59:26,363 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-21 04:59:26,366 INFO L158 Benchmark]: Toolchain (without parser) took 40359.26ms. Allocated memory was 102.8MB in the beginning and 339.7MB in the end (delta: 237.0MB). Free memory was 60.2MB in the beginning and 156.8MB in the end (delta: -96.6MB). Peak memory consumption was 139.4MB. Max. memory is 16.1GB. [2021-11-21 04:59:26,367 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 102.8MB. Free memory is still 79.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 04:59:26,367 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1077.58ms. Allocated memory is still 102.8MB. Free memory was 60.0MB in the beginning and 45.7MB in the end (delta: 14.2MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. [2021-11-21 04:59:26,368 INFO L158 Benchmark]: Boogie Procedure Inliner took 196.20ms. Allocated memory was 102.8MB in the beginning and 132.1MB in the end (delta: 29.4MB). Free memory was 45.7MB in the beginning and 98.2MB in the end (delta: -52.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-21 04:59:26,369 INFO L158 Benchmark]: Boogie Preprocessor took 154.68ms. Allocated memory is still 132.1MB. Free memory was 98.2MB in the beginning and 87.0MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-21 04:59:26,369 INFO L158 Benchmark]: RCFGBuilder took 2582.53ms. Allocated memory was 132.1MB in the beginning and 174.1MB in the end (delta: 41.9MB). Free memory was 87.0MB in the beginning and 94.7MB in the end (delta: -7.6MB). Peak memory consumption was 59.4MB. Max. memory is 16.1GB. [2021-11-21 04:59:26,370 INFO L158 Benchmark]: CodeCheck took 36338.42ms. Allocated memory was 174.1MB in the beginning and 339.7MB in the end (delta: 165.7MB). Free memory was 94.7MB in the beginning and 156.8MB in the end (delta: -62.1MB). Peak memory consumption was 104.6MB. Max. memory is 16.1GB. [2021-11-21 04:59:26,374 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 0.25ms. Allocated memory is still 102.8MB. Free memory is still 79.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1077.58ms. Allocated memory is still 102.8MB. Free memory was 60.0MB in the beginning and 45.7MB in the end (delta: 14.2MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 196.20ms. Allocated memory was 102.8MB in the beginning and 132.1MB in the end (delta: 29.4MB). Free memory was 45.7MB in the beginning and 98.2MB in the end (delta: -52.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 154.68ms. Allocated memory is still 132.1MB. Free memory was 98.2MB in the beginning and 87.0MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 2582.53ms. Allocated memory was 132.1MB in the beginning and 174.1MB in the end (delta: 41.9MB). Free memory was 87.0MB in the beginning and 94.7MB in the end (delta: -7.6MB). Peak memory consumption was 59.4MB. Max. memory is 16.1GB. * CodeCheck took 36338.42ms. Allocated memory was 174.1MB in the beginning and 339.7MB in the end (delta: 165.7MB). Free memory was 94.7MB in the beginning and 156.8MB in the end (delta: -62.1MB). Peak memory consumption was 104.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-21 04:59:26,468 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ea08954-dee7-4b51-b2f1-5c57e2ac3ead/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ea08954-dee7-4b51-b2f1-5c57e2ac3ead/bin/ukojak-vF6T2TMglN/config using search string *Overflow*32bit*_Bitvector*.epf No suitable settings file found using Overflow*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown