./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test10-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d24a328-ef20-43e5-99f1-0d95eeb907a2/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d24a328-ef20-43e5-99f1-0d95eeb907a2/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d24a328-ef20-43e5-99f1-0d95eeb907a2/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d24a328-ef20-43e5-99f1-0d95eeb907a2/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test10-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d24a328-ef20-43e5-99f1-0d95eeb907a2/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d24a328-ef20-43e5-99f1-0d95eeb907a2/bin/ukojak-LBtLqBUTdQ --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 85fe539c4a9811cd5d49f239f4680cc0b3752a2958e9f287c34e302b923af4f9 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:23:02,621 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:23:02,624 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:23:02,692 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:23:02,693 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:23:02,697 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:23:02,700 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:23:02,704 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:23:02,706 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:23:02,712 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:23:02,713 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:23:02,715 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:23:02,715 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:23:02,718 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:23:02,720 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:23:02,728 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:23:02,730 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:23:02,731 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:23:02,734 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:23:02,745 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:23:02,747 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:23:02,748 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:23:02,752 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:23:02,753 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:23:02,762 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:23:02,763 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:23:02,763 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:23:02,765 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:23:02,766 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:23:02,768 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:23:02,768 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:23:02,769 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:23:02,771 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:23:02,772 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:23:02,774 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:23:02,774 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:23:02,775 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:23:02,775 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:23:02,775 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:23:02,777 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:23:02,777 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:23:02,778 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d24a328-ef20-43e5-99f1-0d95eeb907a2/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-23 01:23:02,826 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:23:02,826 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:23:02,827 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:23:02,828 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:23:02,829 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:23:02,829 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:23:02,829 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:23:02,829 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:23:02,830 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 01:23:02,836 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:23:02,837 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:23:02,838 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:23:02,838 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:23:02,838 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:23:02,838 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:23:02,838 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-23 01:23:02,839 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:23:02,839 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:23:02,839 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:23:02,839 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:23:02,840 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:23:02,840 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:23:02,840 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:23:02,840 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:23:02,841 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:23:02,841 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:23:02,841 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:23:02,841 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:23:02,842 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:23:02,842 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:23:02,842 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_2d24a328-ef20-43e5-99f1-0d95eeb907a2/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d24a328-ef20-43e5-99f1-0d95eeb907a2/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 85fe539c4a9811cd5d49f239f4680cc0b3752a2958e9f287c34e302b923af4f9 [2021-11-23 01:23:03,145 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:23:03,167 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:23:03,170 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:23:03,171 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:23:03,172 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:23:03,173 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d24a328-ef20-43e5-99f1-0d95eeb907a2/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test10-1.i [2021-11-23 01:23:03,255 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d24a328-ef20-43e5-99f1-0d95eeb907a2/bin/ukojak-LBtLqBUTdQ/data/6c94a3824/131a1fba7b9c428b8e91458b93c8d917/FLAGd888b9823 [2021-11-23 01:23:03,908 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:23:03,915 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d24a328-ef20-43e5-99f1-0d95eeb907a2/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test10-1.i [2021-11-23 01:23:03,947 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d24a328-ef20-43e5-99f1-0d95eeb907a2/bin/ukojak-LBtLqBUTdQ/data/6c94a3824/131a1fba7b9c428b8e91458b93c8d917/FLAGd888b9823 [2021-11-23 01:23:04,078 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d24a328-ef20-43e5-99f1-0d95eeb907a2/bin/ukojak-LBtLqBUTdQ/data/6c94a3824/131a1fba7b9c428b8e91458b93c8d917 [2021-11-23 01:23:04,080 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:23:04,081 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:23:04,083 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:23:04,083 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:23:04,087 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:23:04,087 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:23:04" (1/1) ... [2021-11-23 01:23:04,089 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dd86881 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:04, skipping insertion in model container [2021-11-23 01:23:04,089 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:23:04" (1/1) ... [2021-11-23 01:23:04,096 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:23:04,180 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:23:04,743 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_2d24a328-ef20-43e5-99f1-0d95eeb907a2/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test10-1.i[33022,33035] [2021-11-23 01:23:04,953 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:23:04,962 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:23:04,994 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_2d24a328-ef20-43e5-99f1-0d95eeb907a2/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test10-1.i[33022,33035] [2021-11-23 01:23:05,099 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:23:05,169 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:23:05,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:05 WrapperNode [2021-11-23 01:23:05,172 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:23:05,173 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:23:05,174 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:23:05,174 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:23:05,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:05" (1/1) ... [2021-11-23 01:23:05,231 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:05" (1/1) ... [2021-11-23 01:23:05,360 INFO L137 Inliner]: procedures = 177, calls = 524, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 2179 [2021-11-23 01:23:05,362 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:23:05,363 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:23:05,363 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:23:05,364 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:23:05,372 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:05" (1/1) ... [2021-11-23 01:23:05,373 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:05" (1/1) ... [2021-11-23 01:23:05,402 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:05" (1/1) ... [2021-11-23 01:23:05,406 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:05" (1/1) ... [2021-11-23 01:23:05,478 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:05" (1/1) ... [2021-11-23 01:23:05,500 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:05" (1/1) ... [2021-11-23 01:23:05,510 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:05" (1/1) ... [2021-11-23 01:23:05,523 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:23:05,524 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:23:05,525 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:23:05,525 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:23:05,526 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:05" (1/1) ... [2021-11-23 01:23:05,533 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:23:05,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d24a328-ef20-43e5-99f1-0d95eeb907a2/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:23:05,556 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d24a328-ef20-43e5-99f1-0d95eeb907a2/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:23:05,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d24a328-ef20-43e5-99f1-0d95eeb907a2/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:23:05,601 INFO L130 BoogieDeclarations]: Found specification of procedure test_int_int [2021-11-23 01:23:05,602 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int_int [2021-11-23 01:23:05,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:23:05,602 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 01:23:05,602 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 01:23:05,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:23:05,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 01:23:05,603 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 01:23:05,603 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:23:05,603 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:23:05,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 01:23:05,603 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:23:05,603 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 01:23:05,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 01:23:05,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:23:05,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:23:05,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:23:05,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:23:05,902 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:23:05,918 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:23:07,669 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:23:08,429 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:23:08,429 INFO L301 CfgBuilder]: Removed 151 assume(true) statements. [2021-11-23 01:23:08,434 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:23:08 BoogieIcfgContainer [2021-11-23 01:23:08,434 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:23:08,436 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:23:08,436 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:23:08,446 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:23:08,446 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:23:08" (1/1) ... [2021-11-23 01:23:08,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:23:08,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:08,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 259 states and 459 transitions. [2021-11-23 01:23:08,566 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 459 transitions. [2021-11-23 01:23:08,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 01:23:08,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:08,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:08,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:08,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:08,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:08,936 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:23:08,973 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-23 01:23:09,027 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2021-11-23 01:23:09,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:09,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:09,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 262 states and 464 transitions. [2021-11-23 01:23:09,095 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 464 transitions. [2021-11-23 01:23:09,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 01:23:09,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:09,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:09,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:09,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:09,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:09,200 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-23 01:23:09,206 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:23:09,249 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2021-11-23 01:23:09,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:09,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:09,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 263 states and 465 transitions. [2021-11-23 01:23:09,273 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 465 transitions. [2021-11-23 01:23:09,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:23:09,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:09,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:09,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:09,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:09,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:09,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 263 states and 463 transitions. [2021-11-23 01:23:09,358 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 463 transitions. [2021-11-23 01:23:09,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:23:09,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:09,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:09,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:09,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:23:09,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:09,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:09,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:09,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 263 states and 460 transitions. [2021-11-23 01:23:09,524 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 460 transitions. [2021-11-23 01:23:09,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:23:09,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:09,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:09,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:09,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:09,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:09,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 263 states and 456 transitions. [2021-11-23 01:23:09,581 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 456 transitions. [2021-11-23 01:23:09,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:23:09,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:09,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:09,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:09,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:23:09,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:09,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:09,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:09,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 263 states and 452 transitions. [2021-11-23 01:23:09,709 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 452 transitions. [2021-11-23 01:23:09,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:23:09,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:09,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:09,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:09,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:09,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:09,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 263 states and 447 transitions. [2021-11-23 01:23:09,883 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 447 transitions. [2021-11-23 01:23:09,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:23:09,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:09,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:09,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:09,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:23:09,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:10,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:10,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:10,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 263 states and 441 transitions. [2021-11-23 01:23:10,025 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 441 transitions. [2021-11-23 01:23:10,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:23:10,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:10,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:10,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:10,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:23:10,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:10,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:10,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:10,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 263 states and 435 transitions. [2021-11-23 01:23:10,272 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 435 transitions. [2021-11-23 01:23:10,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:23:10,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:10,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:10,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:10,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:23:10,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:10,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:10,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:10,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 278 states and 455 transitions. [2021-11-23 01:23:10,875 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 455 transitions. [2021-11-23 01:23:10,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:23:10,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:10,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:10,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:10,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:23:10,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:11,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:11,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:11,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 278 states and 453 transitions. [2021-11-23 01:23:11,028 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 453 transitions. [2021-11-23 01:23:11,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:23:11,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:11,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:11,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:11,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:23:11,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:11,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:11,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:11,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 278 states and 451 transitions. [2021-11-23 01:23:11,191 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 451 transitions. [2021-11-23 01:23:11,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:11,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:11,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:11,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:11,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:23:11,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:11,336 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:11,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:11,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 278 states and 449 transitions. [2021-11-23 01:23:11,343 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 449 transitions. [2021-11-23 01:23:11,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:23:11,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:11,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:11,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:11,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:23:11,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:11,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:11,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:11,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 278 states and 444 transitions. [2021-11-23 01:23:11,511 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 444 transitions. [2021-11-23 01:23:11,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:23:11,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:11,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:11,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:11,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:23:11,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:11,745 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:23:11,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:11,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 281 states and 446 transitions. [2021-11-23 01:23:11,771 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 446 transitions. [2021-11-23 01:23:11,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:23:11,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:11,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:11,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:11,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:23:11,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:11,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:11,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:11,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 281 states and 440 transitions. [2021-11-23 01:23:11,920 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 440 transitions. [2021-11-23 01:23:11,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:23:11,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:11,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:12,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:12,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:12,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:12,049 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:23:12,056 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-23 01:23:12,087 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-23 01:23:12,087 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-11-23 01:23:12,095 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 18 [2021-11-23 01:23:12,179 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-23 01:23:12,180 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 57 treesize of output 41 [2021-11-23 01:23:12,292 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:23:12,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:12,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 284 states and 446 transitions. [2021-11-23 01:23:12,591 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 446 transitions. [2021-11-23 01:23:12,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:23:12,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:12,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:12,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:12,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:23:12,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:12,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:12,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:12,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 284 states and 440 transitions. [2021-11-23 01:23:12,902 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 440 transitions. [2021-11-23 01:23:12,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:23:12,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:12,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:13,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:13,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:23:13,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:13,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:13,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:13,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 299 states and 461 transitions. [2021-11-23 01:23:13,871 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 461 transitions. [2021-11-23 01:23:13,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:23:13,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:13,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:13,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:13,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:23:13,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:14,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:14,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:14,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 299 states and 459 transitions. [2021-11-23 01:23:14,058 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 459 transitions. [2021-11-23 01:23:14,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:23:14,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:14,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:14,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:14,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:23:14,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:14,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:14,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:14,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 299 states and 457 transitions. [2021-11-23 01:23:14,295 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 457 transitions. [2021-11-23 01:23:14,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:23:14,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:14,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:14,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:14,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:23:14,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:14,537 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:14,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:14,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 299 states and 455 transitions. [2021-11-23 01:23:14,552 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 455 transitions. [2021-11-23 01:23:14,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:23:14,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:14,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:14,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:14,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:23:14,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:14,836 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:23:14,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:14,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 302 states and 457 transitions. [2021-11-23 01:23:14,855 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 457 transitions. [2021-11-23 01:23:14,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:23:14,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:14,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:14,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:15,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:23:15,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:15,227 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:23:15,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:15,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 330 states and 491 transitions. [2021-11-23 01:23:15,566 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 491 transitions. [2021-11-23 01:23:15,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 01:23:15,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:15,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:15,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:15,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:23:15,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:15,943 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:23:15,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:15,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 333 states and 493 transitions. [2021-11-23 01:23:15,977 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 493 transitions. [2021-11-23 01:23:15,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 01:23:15,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:15,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:16,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:16,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:23:16,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:16,232 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:23:16,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:16,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 333 states and 491 transitions. [2021-11-23 01:23:16,372 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 491 transitions. [2021-11-23 01:23:16,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 01:23:16,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:16,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:16,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:16,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 427 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:23:16,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:16,689 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:23:16,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:16,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 333 states and 490 transitions. [2021-11-23 01:23:16,705 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 490 transitions. [2021-11-23 01:23:16,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 01:23:16,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:16,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:18,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:18,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 456 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:23:18,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:18,315 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:23:18,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:18,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 335 states and 495 transitions. [2021-11-23 01:23:18,515 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 495 transitions. [2021-11-23 01:23:18,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 01:23:18,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:18,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:18,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:18,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 445 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:23:18,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:19,050 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:23:19,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:19,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 344 states and 507 transitions. [2021-11-23 01:23:19,452 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 507 transitions. [2021-11-23 01:23:19,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:23:19,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:19,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:20,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:20,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 480 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 01:23:20,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:20,447 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 18 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:23:21,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:21,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 346 states and 510 transitions. [2021-11-23 01:23:21,021 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 510 transitions. [2021-11-23 01:23:21,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 01:23:21,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:21,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:21,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:21,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 474 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:23:21,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:21,640 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 01:23:22,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:22,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 347 states and 512 transitions. [2021-11-23 01:23:22,240 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 512 transitions. [2021-11-23 01:23:22,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:23:22,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:22,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:24,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:24,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 504 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 01:23:24,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:25,465 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 33 proven. 3 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 01:23:26,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:26,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 349 states and 515 transitions. [2021-11-23 01:23:26,446 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 515 transitions. [2021-11-23 01:23:26,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 01:23:26,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:26,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:28,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:28,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 528 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 01:23:28,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:28,920 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 54 proven. 6 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-11-23 01:23:29,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:29,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 351 states and 518 transitions. [2021-11-23 01:23:29,984 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 518 transitions. [2021-11-23 01:23:29,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-23 01:23:29,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:29,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:30,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:30,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 521 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:23:30,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:30,376 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2021-11-23 01:23:30,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:30,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 351 states and 516 transitions. [2021-11-23 01:23:30,387 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 516 transitions. [2021-11-23 01:23:30,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 01:23:30,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:30,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:30,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:30,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 522 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:23:30,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:31,161 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-11-23 01:23:31,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:31,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 354 states and 518 transitions. [2021-11-23 01:23:31,872 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 518 transitions. [2021-11-23 01:23:31,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-23 01:23:31,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:31,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:35,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:35,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 552 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-23 01:23:35,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:36,083 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 81 proven. 10 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-11-23 01:23:37,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:37,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 353 states and 517 transitions. [2021-11-23 01:23:37,995 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 517 transitions. [2021-11-23 01:23:37,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-23 01:23:37,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:37,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:39,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:39,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 576 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-23 01:23:39,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:40,075 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 114 proven. 15 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2021-11-23 01:23:41,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:41,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 355 states and 525 transitions. [2021-11-23 01:23:41,502 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 525 transitions. [2021-11-23 01:23:41,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 01:23:41,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:41,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:43,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:43,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 600 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:23:43,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:44,304 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 153 proven. 21 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2021-11-23 01:23:46,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:46,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 357 states and 528 transitions. [2021-11-23 01:23:46,092 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 528 transitions. [2021-11-23 01:23:46,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 01:23:46,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:46,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:51,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:51,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 624 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-23 01:23:51,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:53,282 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 275 proven. 105 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2021-11-23 01:23:55,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:55,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 357 states and 528 transitions. [2021-11-23 01:23:55,739 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 528 transitions. [2021-11-23 01:23:55,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 01:23:55,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:55,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:05,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-23 01:24:05,935 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 01:24:05,938 INFO L158 Benchmark]: Toolchain (without parser) took 61856.62ms. Allocated memory was 90.2MB in the beginning and 427.8MB in the end (delta: 337.6MB). Free memory was 50.2MB in the beginning and 129.6MB in the end (delta: -79.4MB). Peak memory consumption was 256.4MB. Max. memory is 16.1GB. [2021-11-23 01:24:05,939 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 90.2MB. Free memory is still 70.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:24:05,940 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1089.03ms. Allocated memory was 90.2MB in the beginning and 113.2MB in the end (delta: 23.1MB). Free memory was 50.0MB in the beginning and 81.8MB in the end (delta: -31.8MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. [2021-11-23 01:24:05,940 INFO L158 Benchmark]: Boogie Procedure Inliner took 189.46ms. Allocated memory is still 113.2MB. Free memory was 81.8MB in the beginning and 70.0MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 01:24:05,941 INFO L158 Benchmark]: Boogie Preprocessor took 160.53ms. Allocated memory is still 113.2MB. Free memory was 70.0MB in the beginning and 56.6MB in the end (delta: 13.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 01:24:05,941 INFO L158 Benchmark]: RCFGBuilder took 2909.41ms. Allocated memory was 113.2MB in the beginning and 165.7MB in the end (delta: 52.4MB). Free memory was 56.6MB in the beginning and 65.6MB in the end (delta: -9.0MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. [2021-11-23 01:24:05,942 INFO L158 Benchmark]: CodeCheck took 57501.90ms. Allocated memory was 165.7MB in the beginning and 427.8MB in the end (delta: 262.1MB). Free memory was 65.6MB in the beginning and 129.6MB in the end (delta: -64.0MB). Peak memory consumption was 198.2MB. Max. memory is 16.1GB. [2021-11-23 01:24:05,946 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 0.32ms. Allocated memory is still 90.2MB. Free memory is still 70.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1089.03ms. Allocated memory was 90.2MB in the beginning and 113.2MB in the end (delta: 23.1MB). Free memory was 50.0MB in the beginning and 81.8MB in the end (delta: -31.8MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 189.46ms. Allocated memory is still 113.2MB. Free memory was 81.8MB in the beginning and 70.0MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 160.53ms. Allocated memory is still 113.2MB. Free memory was 70.0MB in the beginning and 56.6MB in the end (delta: 13.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * RCFGBuilder took 2909.41ms. Allocated memory was 113.2MB in the beginning and 165.7MB in the end (delta: 52.4MB). Free memory was 56.6MB in the beginning and 65.6MB in the end (delta: -9.0MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. * CodeCheck took 57501.90ms. Allocated memory was 165.7MB in the beginning and 427.8MB in the end (delta: 262.1MB). Free memory was 65.6MB in the beginning and 129.6MB in the end (delta: -64.0MB). Peak memory consumption was 198.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:24:06,030 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d24a328-ef20-43e5-99f1-0d95eeb907a2/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d24a328-ef20-43e5-99f1-0d95eeb907a2/bin/ukojak-LBtLqBUTdQ/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