./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test4-3.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_daad3d07-1d77-48cd-b7b5-8ddefd6522a4/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daad3d07-1d77-48cd-b7b5-8ddefd6522a4/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_daad3d07-1d77-48cd-b7b5-8ddefd6522a4/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daad3d07-1d77-48cd-b7b5-8ddefd6522a4/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test4-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daad3d07-1d77-48cd-b7b5-8ddefd6522a4/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_daad3d07-1d77-48cd-b7b5-8ddefd6522a4/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 f41a78d87834195eab5eb2e1b786d665ee0f261c86aa89f4e0ae15aff9e9d1ee --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:15:52,709 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:15:52,710 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:15:52,764 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:15:52,765 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:15:52,770 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:15:52,772 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:15:52,777 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:15:52,780 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:15:52,788 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:15:52,789 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:15:52,791 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:15:52,792 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:15:52,795 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:15:52,798 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:15:52,803 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:15:52,805 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:15:52,806 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:15:52,811 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:15:52,815 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:15:52,821 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:15:52,823 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:15:52,826 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:15:52,828 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:15:52,835 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:15:52,835 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:15:52,836 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:15:52,838 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:15:52,839 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:15:52,840 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:15:52,841 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:15:52,842 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:15:52,845 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:15:52,846 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:15:52,848 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:15:52,848 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:15:52,849 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:15:52,849 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:15:52,849 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:15:52,850 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:15:52,851 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:15:52,852 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daad3d07-1d77-48cd-b7b5-8ddefd6522a4/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-23 01:15:52,899 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:15:52,899 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:15:52,901 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:15:52,901 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:15:52,902 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:15:52,902 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:15:52,903 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:15:52,903 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:15:52,903 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 01:15:52,903 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:15:52,904 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:15:52,905 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:15:52,905 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:15:52,905 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:15:52,906 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:15:52,906 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-23 01:15:52,906 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:15:52,906 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:15:52,906 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:15:52,907 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:15:52,907 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:15:52,907 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:15:52,908 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:15:52,908 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:15:52,908 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:15:52,908 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:15:52,909 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:15:52,909 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:15:52,909 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:15:52,911 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:15:52,911 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_daad3d07-1d77-48cd-b7b5-8ddefd6522a4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daad3d07-1d77-48cd-b7b5-8ddefd6522a4/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f41a78d87834195eab5eb2e1b786d665ee0f261c86aa89f4e0ae15aff9e9d1ee [2021-11-23 01:15:53,191 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:15:53,220 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:15:53,222 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:15:53,223 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:15:53,224 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:15:53,225 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daad3d07-1d77-48cd-b7b5-8ddefd6522a4/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test4-3.i [2021-11-23 01:15:53,312 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daad3d07-1d77-48cd-b7b5-8ddefd6522a4/bin/ukojak-LBtLqBUTdQ/data/8e9f87a14/d566f324a2e94c008359e618a7fb92ec/FLAGdb91973b1 [2021-11-23 01:15:53,977 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:15:53,977 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daad3d07-1d77-48cd-b7b5-8ddefd6522a4/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test4-3.i [2021-11-23 01:15:54,017 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daad3d07-1d77-48cd-b7b5-8ddefd6522a4/bin/ukojak-LBtLqBUTdQ/data/8e9f87a14/d566f324a2e94c008359e618a7fb92ec/FLAGdb91973b1 [2021-11-23 01:15:54,161 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daad3d07-1d77-48cd-b7b5-8ddefd6522a4/bin/ukojak-LBtLqBUTdQ/data/8e9f87a14/d566f324a2e94c008359e618a7fb92ec [2021-11-23 01:15:54,163 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:15:54,164 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:15:54,166 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:15:54,166 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:15:54,169 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:15:54,170 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:15:54" (1/1) ... [2021-11-23 01:15:54,174 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c19cd3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:15:54, skipping insertion in model container [2021-11-23 01:15:54,174 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:15:54" (1/1) ... [2021-11-23 01:15:54,181 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:15:54,258 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:15:54,747 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_daad3d07-1d77-48cd-b7b5-8ddefd6522a4/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test4-3.i[33021,33034] [2021-11-23 01:15:54,943 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:15:54,960 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:15:55,003 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_daad3d07-1d77-48cd-b7b5-8ddefd6522a4/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test4-3.i[33021,33034] [2021-11-23 01:15:55,076 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:15:55,131 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:15:55,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:15:55 WrapperNode [2021-11-23 01:15:55,131 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:15:55,132 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:15:55,133 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:15:55,133 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:15:55,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:15:55" (1/1) ... [2021-11-23 01:15:55,190 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:15:55" (1/1) ... [2021-11-23 01:15:55,308 INFO L137 Inliner]: procedures = 177, calls = 448, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1451 [2021-11-23 01:15:55,309 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:15:55,309 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:15:55,310 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:15:55,310 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:15:55,319 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:15:55" (1/1) ... [2021-11-23 01:15:55,319 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:15:55" (1/1) ... [2021-11-23 01:15:55,333 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:15:55" (1/1) ... [2021-11-23 01:15:55,333 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:15:55" (1/1) ... [2021-11-23 01:15:55,422 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:15:55" (1/1) ... [2021-11-23 01:15:55,449 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:15:55" (1/1) ... [2021-11-23 01:15:55,462 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:15:55" (1/1) ... [2021-11-23 01:15:55,519 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:15:55,526 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:15:55,526 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:15:55,527 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:15:55,528 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:15:55" (1/1) ... [2021-11-23 01:15:55,535 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:15:55,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daad3d07-1d77-48cd-b7b5-8ddefd6522a4/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:15:55,578 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daad3d07-1d77-48cd-b7b5-8ddefd6522a4/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:15:55,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daad3d07-1d77-48cd-b7b5-8ddefd6522a4/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:15:55,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:15:55,641 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 01:15:55,641 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 01:15:55,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:15:55,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 01:15:55,642 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 01:15:55,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:15:55,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:15:55,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:15:55,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 01:15:55,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 01:15:55,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:15:55,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:15:55,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:15:55,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:15:55,941 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:15:55,943 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:15:57,200 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:15:57,714 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:15:57,715 INFO L301 CfgBuilder]: Removed 77 assume(true) statements. [2021-11-23 01:15:57,718 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:15:57 BoogieIcfgContainer [2021-11-23 01:15:57,718 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:15:57,719 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:15:57,719 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:15:57,734 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:15:57,734 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:15:57" (1/1) ... [2021-11-23 01:15:57,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:15:57,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:57,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 161 states and 278 transitions. [2021-11-23 01:15:57,842 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 278 transitions. [2021-11-23 01:15:57,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 01:15:57,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:57,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:58,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:58,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:15:58,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:58,049 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 01:15:58,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:58,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 163 states and 281 transitions. [2021-11-23 01:15:58,086 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 281 transitions. [2021-11-23 01:15:58,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 01:15:58,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:58,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:58,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:58,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:15:58,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:58,162 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 01:15:58,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:58,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 162 states and 280 transitions. [2021-11-23 01:15:58,169 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 280 transitions. [2021-11-23 01:15:58,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:15:58,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:58,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:58,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:58,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:15:58,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:58,306 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 01:15:58,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:58,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 162 states and 276 transitions. [2021-11-23 01:15:58,313 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 276 transitions. [2021-11-23 01:15:58,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:15:58,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:58,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:58,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:58,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:15:58,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:58,444 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 01:15:58,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:58,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 162 states and 268 transitions. [2021-11-23 01:15:58,454 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 268 transitions. [2021-11-23 01:15:58,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:15:58,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:58,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:58,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:58,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:15:58,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:58,614 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 01:15:58,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:58,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 162 states and 256 transitions. [2021-11-23 01:15:58,633 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 256 transitions. [2021-11-23 01:15:58,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:15:58,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:58,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:58,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:58,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:15:58,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:58,850 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 01:15:58,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:58,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 162 states and 244 transitions. [2021-11-23 01:15:58,970 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 244 transitions. [2021-11-23 01:15:58,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:15:58,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:58,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:59,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:59,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:15:59,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:59,337 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 01:15:59,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:59,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 207 states and 300 transitions. [2021-11-23 01:15:59,836 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 300 transitions. [2021-11-23 01:15:59,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:15:59,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:59,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:59,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:59,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:15:59,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:00,043 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 01:16:00,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:00,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 207 states and 298 transitions. [2021-11-23 01:16:00,052 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 298 transitions. [2021-11-23 01:16:00,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:16:00,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:00,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:00,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:00,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:16:00,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:00,219 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 01:16:00,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:00,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 207 states and 296 transitions. [2021-11-23 01:16:00,229 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 296 transitions. [2021-11-23 01:16:00,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:16:00,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:00,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:00,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:00,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:16:00,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:00,474 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 01:16:00,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:00,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 253 states and 354 transitions. [2021-11-23 01:16:00,980 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 354 transitions. [2021-11-23 01:16:00,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:16:00,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:00,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:01,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:01,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:16:01,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:01,151 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 01:16:01,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:01,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 253 states and 352 transitions. [2021-11-23 01:16:01,159 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 352 transitions. [2021-11-23 01:16:01,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:16:01,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:01,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:01,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:01,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:16:01,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:01,355 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 01:16:01,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:01,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 253 states and 350 transitions. [2021-11-23 01:16:01,364 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 350 transitions. [2021-11-23 01:16:01,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:16:01,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:01,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:01,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:01,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:16:01,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:01,552 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 01:16:01,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:01,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 253 states and 348 transitions. [2021-11-23 01:16:01,560 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 348 transitions. [2021-11-23 01:16:01,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:16:01,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:01,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:01,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:01,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:16:01,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:01,759 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 01:16:01,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:01,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 253 states and 346 transitions. [2021-11-23 01:16:01,775 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 346 transitions. [2021-11-23 01:16:01,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:16:01,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:01,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:01,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:01,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:16:01,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:02,156 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:02,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:02,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 287 states and 388 transitions. [2021-11-23 01:16:02,527 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 388 transitions. [2021-11-23 01:16:02,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:16:02,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:02,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:02,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:02,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:16:02,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:02,747 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 01:16:02,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:02,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 290 states and 390 transitions. [2021-11-23 01:16:02,777 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 390 transitions. [2021-11-23 01:16:02,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:16:02,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:02,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:02,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:02,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:16:02,887 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:02,966 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 01:16:03,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:03,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 290 states and 388 transitions. [2021-11-23 01:16:03,125 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 388 transitions. [2021-11-23 01:16:03,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:16:03,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:03,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:03,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:03,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:16:03,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:03,389 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 01:16:03,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:03,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 293 states and 390 transitions. [2021-11-23 01:16:03,452 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 390 transitions. [2021-11-23 01:16:03,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:16:03,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:03,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:03,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:03,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:16:03,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:03,684 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 01:16:03,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:03,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 296 states and 392 transitions. [2021-11-23 01:16:03,731 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 392 transitions. [2021-11-23 01:16:03,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:16:03,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:03,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:03,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:03,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:16:03,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:03,974 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 01:16:04,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:04,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 299 states and 394 transitions. [2021-11-23 01:16:04,019 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 394 transitions. [2021-11-23 01:16:04,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:16:04,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:04,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:04,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:04,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:16:04,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:04,350 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:16:04,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:04,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 302 states and 396 transitions. [2021-11-23 01:16:04,376 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 396 transitions. [2021-11-23 01:16:04,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:16:04,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:04,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:04,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:04,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:16:04,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:04,668 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:16:04,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:04,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 305 states and 398 transitions. [2021-11-23 01:16:04,692 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 398 transitions. [2021-11-23 01:16:04,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:16:04,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:04,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:04,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:04,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:16:04,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:04,924 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 01:16:04,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:04,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 305 states and 397 transitions. [2021-11-23 01:16:04,950 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 397 transitions. [2021-11-23 01:16:04,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:16:04,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:04,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:05,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:05,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:16:05,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:05,198 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 01:16:05,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:05,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 314 states and 408 transitions. [2021-11-23 01:16:05,525 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 408 transitions. [2021-11-23 01:16:05,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:16:05,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:05,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:05,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:05,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:16:05,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:05,762 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 01:16:05,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:05,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 323 states and 418 transitions. [2021-11-23 01:16:05,807 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 418 transitions. [2021-11-23 01:16:05,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:16:05,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:05,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:05,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:05,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:16:05,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:06,060 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 01:16:06,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:06,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 332 states and 428 transitions. [2021-11-23 01:16:06,092 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 428 transitions. [2021-11-23 01:16:06,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:16:06,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:06,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:06,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:06,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:16:06,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:06,347 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 01:16:06,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:06,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 341 states and 439 transitions. [2021-11-23 01:16:06,640 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 439 transitions. [2021-11-23 01:16:06,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:16:06,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:06,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:06,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:06,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:16:06,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:06,898 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 01:16:06,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:06,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 350 states and 449 transitions. [2021-11-23 01:16:06,971 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 449 transitions. [2021-11-23 01:16:06,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:16:06,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:06,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:07,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:07,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:16:07,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:07,221 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 01:16:07,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:07,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 359 states and 459 transitions. [2021-11-23 01:16:07,294 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 459 transitions. [2021-11-23 01:16:07,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:16:07,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:07,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:07,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:07,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:16:07,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:07,653 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:08,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:08,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 368 states and 470 transitions. [2021-11-23 01:16:08,034 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 470 transitions. [2021-11-23 01:16:08,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:16:08,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:08,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:08,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:08,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:16:08,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:08,299 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:16:08,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:08,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 369 states and 472 transitions. [2021-11-23 01:16:08,774 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 472 transitions. [2021-11-23 01:16:08,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:16:08,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:08,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:08,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:08,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:16:08,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:09,053 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:16:09,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:09,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 382 states and 487 transitions. [2021-11-23 01:16:09,190 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 487 transitions. [2021-11-23 01:16:09,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:16:09,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:09,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:09,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:09,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:16:09,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:09,529 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:16:09,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:09,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 391 states and 497 transitions. [2021-11-23 01:16:09,573 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 497 transitions. [2021-11-23 01:16:09,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 01:16:09,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:09,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:09,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:09,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:16:09,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:09,850 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:16:09,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:09,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 394 states and 499 transitions. [2021-11-23 01:16:09,868 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 499 transitions. [2021-11-23 01:16:09,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 01:16:09,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:09,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:10,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:10,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 01:16:10,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:10,659 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:16:10,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:10,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 394 states and 499 transitions. [2021-11-23 01:16:10,731 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 499 transitions. [2021-11-23 01:16:10,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 01:16:10,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:10,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:11,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:11,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 01:16:11,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:11,223 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:16:11,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:11,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 396 states and 507 transitions. [2021-11-23 01:16:11,338 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 507 transitions. [2021-11-23 01:16:11,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 01:16:11,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:11,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:11,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:11,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:16:11,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:11,674 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:16:12,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:12,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 397 states and 509 transitions. [2021-11-23 01:16:12,239 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 509 transitions. [2021-11-23 01:16:12,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 01:16:12,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:12,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:17,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:17,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:16:17,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:17,265 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:16:17,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:17,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 399 states and 513 transitions. [2021-11-23 01:16:17,702 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 513 transitions. [2021-11-23 01:16:17,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:16:17,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:17,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:17,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:17,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 471 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:16:17,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:18,382 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 01:16:19,789 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 01:16:19,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:19,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 400 states and 515 transitions. [2021-11-23 01:16:19,824 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 515 transitions. [2021-11-23 01:16:19,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:16:19,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:19,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:19,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:19,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:16:19,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:20,095 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 01:16:20,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:20,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 400 states and 513 transitions. [2021-11-23 01:16:20,106 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 513 transitions. [2021-11-23 01:16:20,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:16:20,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:20,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:20,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:20,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 478 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:16:20,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:20,576 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:16:22,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:22,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 403 states and 515 transitions. [2021-11-23 01:16:22,200 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 515 transitions. [2021-11-23 01:16:22,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:16:22,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:22,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:23,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:23,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 501 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 01:16:23,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:23,993 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 35 proven. 3 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 01:16:24,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:24,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 405 states and 520 transitions. [2021-11-23 01:16:24,521 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 520 transitions. [2021-11-23 01:16:24,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:16:24,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:24,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:24,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:24,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 491 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:16:24,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:24,971 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 01:16:25,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:25,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 408 states and 522 transitions. [2021-11-23 01:16:25,908 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 522 transitions. [2021-11-23 01:16:25,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-23 01:16:25,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:25,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:27,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:27,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 525 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:16:27,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:27,586 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 56 proven. 6 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-11-23 01:16:28,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:28,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 410 states and 525 transitions. [2021-11-23 01:16:28,200 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 525 transitions. [2021-11-23 01:16:28,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 01:16:28,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:28,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:28,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:28,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:16:28,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:28,905 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-11-23 01:16:29,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:29,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 413 states and 527 transitions. [2021-11-23 01:16:29,638 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 527 transitions. [2021-11-23 01:16:29,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:16:29,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:29,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:30,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:30,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:30,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:30,793 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 80 proven. 10 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2021-11-23 01:16:31,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:31,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 410 states and 523 transitions. [2021-11-23 01:16:31,622 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 523 transitions. [2021-11-23 01:16:31,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:16:31,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:31,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:35,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:35,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-23 01:16:35,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:36,578 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 83 proven. 10 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-11-23 01:16:38,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:38,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 412 states and 527 transitions. [2021-11-23 01:16:38,851 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 527 transitions. [2021-11-23 01:16:38,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 01:16:38,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:38,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:40,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:40,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-23 01:16:40,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:41,264 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 164 proven. 55 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2021-11-23 01:16:42,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:42,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 412 states and 527 transitions. [2021-11-23 01:16:42,817 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 527 transitions. [2021-11-23 01:16:42,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 01:16:42,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:42,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:45,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:45,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-23 01:16:45,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:46,424 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 161 proven. 55 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-23 01:16:47,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:47,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 412 states and 527 transitions. [2021-11-23 01:16:47,103 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 527 transitions. [2021-11-23 01:16:47,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 01:16:47,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:47,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:48,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:48,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:16:48,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:48,789 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 116 proven. 15 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2021-11-23 01:16:49,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:49,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 414 states and 530 transitions. [2021-11-23 01:16:49,564 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 530 transitions. [2021-11-23 01:16:49,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 01:16:49,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:49,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:53,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:53,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-23 01:16:53,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:54,375 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 214 proven. 78 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:16:55,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:55,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 414 states and 530 transitions. [2021-11-23 01:16:55,306 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 530 transitions. [2021-11-23 01:16:55,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 01:16:55,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:55,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:56,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:56,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:16:56,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:57,161 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 155 proven. 21 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2021-11-23 01:16:58,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:58,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 416 states and 533 transitions. [2021-11-23 01:16:58,459 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 533 transitions. [2021-11-23 01:16:58,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 01:16:58,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:58,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:03,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:03,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 621 conjuncts, 22 conjunts are in the unsatisfiable core [2021-11-23 01:17:03,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:17:03,953 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 200 proven. 28 refuted. 0 times theorem prover too weak. 282 trivial. 0 not checked. [2021-11-23 01:17:05,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:05,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 418 states and 536 transitions. [2021-11-23 01:17:05,744 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 536 transitions. [2021-11-23 01:17:05,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-23 01:17:05,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:05,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:08,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:08,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 645 conjuncts, 41 conjunts are in the unsatisfiable core [2021-11-23 01:17:08,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:17:09,582 INFO L134 CoverageAnalysis]: Checked inductivity of 644 backedges. 344 proven. 136 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2021-11-23 01:17:10,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:10,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 418 states and 536 transitions. [2021-11-23 01:17:10,811 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 536 transitions. [2021-11-23 01:17:10,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-23 01:17:10,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:10,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:20,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-23 01:17:21,047 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 01:17:21,051 INFO L158 Benchmark]: Toolchain (without parser) took 86885.74ms. Allocated memory was 98.6MB in the beginning and 237.0MB in the end (delta: 138.4MB). Free memory was 61.9MB in the beginning and 98.5MB in the end (delta: -36.6MB). Peak memory consumption was 100.0MB. Max. memory is 16.1GB. [2021-11-23 01:17:21,051 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 98.6MB. Free memory was 52.3MB in the beginning and 52.2MB in the end (delta: 77.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:17:21,052 INFO L158 Benchmark]: CACSL2BoogieTranslator took 965.58ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 61.6MB in the beginning and 66.0MB in the end (delta: -4.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 01:17:21,053 INFO L158 Benchmark]: Boogie Procedure Inliner took 176.52ms. Allocated memory is still 119.5MB. Free memory was 66.0MB in the beginning and 57.1MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 01:17:21,053 INFO L158 Benchmark]: Boogie Preprocessor took 215.88ms. Allocated memory is still 119.5MB. Free memory was 57.1MB in the beginning and 89.2MB in the end (delta: -32.1MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2021-11-23 01:17:21,054 INFO L158 Benchmark]: RCFGBuilder took 2192.05ms. Allocated memory was 119.5MB in the beginning and 174.1MB in the end (delta: 54.5MB). Free memory was 89.2MB in the beginning and 93.7MB in the end (delta: -4.4MB). Peak memory consumption was 59.2MB. Max. memory is 16.1GB. [2021-11-23 01:17:21,055 INFO L158 Benchmark]: CodeCheck took 83330.77ms. Allocated memory was 174.1MB in the beginning and 237.0MB in the end (delta: 62.9MB). Free memory was 93.7MB in the beginning and 98.5MB in the end (delta: -4.8MB). Peak memory consumption was 58.1MB. Max. memory is 16.1GB. [2021-11-23 01:17:21,059 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 98.6MB. Free memory was 52.3MB in the beginning and 52.2MB in the end (delta: 77.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 965.58ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 61.6MB in the beginning and 66.0MB in the end (delta: -4.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 176.52ms. Allocated memory is still 119.5MB. Free memory was 66.0MB in the beginning and 57.1MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 215.88ms. Allocated memory is still 119.5MB. Free memory was 57.1MB in the beginning and 89.2MB in the end (delta: -32.1MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. * RCFGBuilder took 2192.05ms. Allocated memory was 119.5MB in the beginning and 174.1MB in the end (delta: 54.5MB). Free memory was 89.2MB in the beginning and 93.7MB in the end (delta: -4.4MB). Peak memory consumption was 59.2MB. Max. memory is 16.1GB. * CodeCheck took 83330.77ms. Allocated memory was 174.1MB in the beginning and 237.0MB in the end (delta: 62.9MB). Free memory was 93.7MB in the beginning and 98.5MB in the end (delta: -4.8MB). Peak memory consumption was 58.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:17:21,187 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daad3d07-1d77-48cd-b7b5-8ddefd6522a4/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_daad3d07-1d77-48cd-b7b5-8ddefd6522a4/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