./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test10-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2155957a-ea0f-447d-837c-75403fdb6e26/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2155957a-ea0f-447d-837c-75403fdb6e26/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2155957a-ea0f-447d-837c-75403fdb6e26/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2155957a-ea0f-447d-837c-75403fdb6e26/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test10-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2155957a-ea0f-447d-837c-75403fdb6e26/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2155957a-ea0f-447d-837c-75403fdb6e26/bin/ukojak-d1pc8ZmBRL --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 43c551c05c986c34609f999e25a13e0dbb4f692e7b1d3b7f2939ec615c71d0d0 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 07:10:38,674 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 07:10:38,677 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 07:10:38,729 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 07:10:38,730 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 07:10:38,735 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 07:10:38,737 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 07:10:38,741 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 07:10:38,744 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 07:10:38,752 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 07:10:38,753 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 07:10:38,755 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 07:10:38,756 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 07:10:38,759 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 07:10:38,762 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 07:10:38,767 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 07:10:38,770 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 07:10:38,771 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 07:10:38,777 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 07:10:38,782 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 07:10:38,787 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 07:10:38,788 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 07:10:38,792 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 07:10:38,793 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 07:10:38,800 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 07:10:38,800 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 07:10:38,801 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 07:10:38,803 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 07:10:38,804 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 07:10:38,806 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 07:10:38,807 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 07:10:38,808 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 07:10:38,810 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 07:10:38,812 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 07:10:38,814 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 07:10:38,814 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 07:10:38,815 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 07:10:38,815 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 07:10:38,815 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 07:10:38,816 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 07:10:38,817 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 07:10:38,818 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2155957a-ea0f-447d-837c-75403fdb6e26/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-25 07:10:38,861 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 07:10:38,864 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 07:10:38,866 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 07:10:38,867 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 07:10:38,867 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 07:10:38,868 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 07:10:38,868 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 07:10:38,868 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 07:10:38,868 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 07:10:38,869 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 07:10:38,870 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 07:10:38,870 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 07:10:38,870 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 07:10:38,870 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 07:10:38,871 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 07:10:38,871 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 07:10:38,871 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 07:10:38,871 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 07:10:38,872 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 07:10:38,872 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 07:10:38,872 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 07:10:38,872 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 07:10:38,873 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 07:10:38,873 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:10:38,873 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 07:10:38,873 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 07:10:38,873 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 07:10:38,874 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 07:10:38,874 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 07:10:38,876 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 07:10:38,876 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_2155957a-ea0f-447d-837c-75403fdb6e26/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2155957a-ea0f-447d-837c-75403fdb6e26/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 43c551c05c986c34609f999e25a13e0dbb4f692e7b1d3b7f2939ec615c71d0d0 [2021-11-25 07:10:39,172 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 07:10:39,192 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 07:10:39,195 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 07:10:39,196 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 07:10:39,197 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 07:10:39,199 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2155957a-ea0f-447d-837c-75403fdb6e26/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test10-1.i [2021-11-25 07:10:39,263 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2155957a-ea0f-447d-837c-75403fdb6e26/bin/ukojak-d1pc8ZmBRL/data/132ef1dee/f862f67466624390b028a30698a90e89/FLAG52e753ccc [2021-11-25 07:10:39,970 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 07:10:39,970 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2155957a-ea0f-447d-837c-75403fdb6e26/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test10-1.i [2021-11-25 07:10:40,003 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2155957a-ea0f-447d-837c-75403fdb6e26/bin/ukojak-d1pc8ZmBRL/data/132ef1dee/f862f67466624390b028a30698a90e89/FLAG52e753ccc [2021-11-25 07:10:40,127 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2155957a-ea0f-447d-837c-75403fdb6e26/bin/ukojak-d1pc8ZmBRL/data/132ef1dee/f862f67466624390b028a30698a90e89 [2021-11-25 07:10:40,129 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 07:10:40,131 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 07:10:40,134 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 07:10:40,134 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 07:10:40,136 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 07:10:40,137 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:10:40" (1/1) ... [2021-11-25 07:10:40,140 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48812cc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:10:40, skipping insertion in model container [2021-11-25 07:10:40,141 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:10:40" (1/1) ... [2021-11-25 07:10:40,148 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 07:10:40,217 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 07:10:40,708 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_2155957a-ea0f-447d-837c-75403fdb6e26/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test10-1.i[33022,33035] [2021-11-25 07:10:40,900 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:10:40,917 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 07:10:40,963 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_2155957a-ea0f-447d-837c-75403fdb6e26/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test10-1.i[33022,33035] [2021-11-25 07:10:41,126 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:10:41,193 INFO L208 MainTranslator]: Completed translation [2021-11-25 07:10:41,194 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:10:41 WrapperNode [2021-11-25 07:10:41,194 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 07:10:41,195 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 07:10:41,196 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 07:10:41,196 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 07:10:41,207 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:10:41" (1/1) ... [2021-11-25 07:10:41,286 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:10:41" (1/1) ... [2021-11-25 07:10:41,404 INFO L137 Inliner]: procedures = 177, calls = 524, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 2179 [2021-11-25 07:10:41,405 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 07:10:41,406 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 07:10:41,406 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 07:10:41,406 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 07:10:41,417 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:10:41" (1/1) ... [2021-11-25 07:10:41,417 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:10:41" (1/1) ... [2021-11-25 07:10:41,440 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:10:41" (1/1) ... [2021-11-25 07:10:41,440 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:10:41" (1/1) ... [2021-11-25 07:10:41,548 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:10:41" (1/1) ... [2021-11-25 07:10:41,583 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:10:41" (1/1) ... [2021-11-25 07:10:41,590 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:10:41" (1/1) ... [2021-11-25 07:10:41,602 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 07:10:41,603 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 07:10:41,604 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 07:10:41,604 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 07:10:41,605 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:10:41" (1/1) ... [2021-11-25 07:10:41,612 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:10:41,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2155957a-ea0f-447d-837c-75403fdb6e26/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 07:10:41,634 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2155957a-ea0f-447d-837c-75403fdb6e26/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 07:10:41,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2155957a-ea0f-447d-837c-75403fdb6e26/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 07:10:41,688 INFO L130 BoogieDeclarations]: Found specification of procedure test_int_int [2021-11-25 07:10:41,689 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int_int [2021-11-25 07:10:41,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 07:10:41,689 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 07:10:41,689 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 07:10:41,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 07:10:41,690 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 07:10:41,690 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 07:10:41,690 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 07:10:41,690 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 07:10:41,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 07:10:41,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 07:10:41,691 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-25 07:10:41,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 07:10:41,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 07:10:41,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 07:10:41,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 07:10:41,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 07:10:42,020 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 07:10:42,022 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 07:10:43,741 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 07:10:44,494 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 07:10:44,494 INFO L301 CfgBuilder]: Removed 151 assume(true) statements. [2021-11-25 07:10:44,499 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:10:44 BoogieIcfgContainer [2021-11-25 07:10:44,499 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 07:10:44,500 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 07:10:44,500 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 07:10:44,511 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 07:10:44,512 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:10:44" (1/1) ... [2021-11-25 07:10:44,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 07:10:44,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:44,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 259 states and 459 transitions. [2021-11-25 07:10:44,596 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 459 transitions. [2021-11-25 07:10:44,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 07:10:44,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:44,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:44,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:44,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-25 07:10:44,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:10:44,895 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 07:10:44,933 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-25 07:10:44,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 07:10:44,996 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-11-25 07:10:45,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:10:45,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:45,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 262 states and 464 transitions. [2021-11-25 07:10:45,091 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 464 transitions. [2021-11-25 07:10:45,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-25 07:10:45,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:45,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:45,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:45,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-25 07:10:45,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:10:45,190 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-25 07:10:45,195 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 07:10:45,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 07:10:45,239 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-11-25 07:10:45,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:10:45,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:45,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 263 states and 465 transitions. [2021-11-25 07:10:45,320 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 465 transitions. [2021-11-25 07:10:45,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 07:10:45,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:45,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:45,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:45,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:10:45,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:45,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 263 states and 463 transitions. [2021-11-25 07:10:45,435 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 463 transitions. [2021-11-25 07:10:45,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 07:10:45,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:45,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:45,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:45,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:10:45,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:10:45,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:10:45,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:45,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 263 states and 460 transitions. [2021-11-25 07:10:45,587 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 460 transitions. [2021-11-25 07:10:45,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 07:10:45,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:45,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:45,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:45,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:10:45,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:45,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 263 states and 456 transitions. [2021-11-25 07:10:45,678 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 456 transitions. [2021-11-25 07:10:45,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 07:10:45,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:45,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:45,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:45,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:10:45,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:10:45,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:10:45,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:45,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 263 states and 452 transitions. [2021-11-25 07:10:45,832 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 452 transitions. [2021-11-25 07:10:45,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:10:45,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:45,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:45,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:45,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:10:46,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:46,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 263 states and 447 transitions. [2021-11-25 07:10:46,020 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 447 transitions. [2021-11-25 07:10:46,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 07:10:46,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:46,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:46,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:46,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:10:46,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:10:46,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:10:46,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:46,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 263 states and 441 transitions. [2021-11-25 07:10:46,164 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 441 transitions. [2021-11-25 07:10:46,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:10:46,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:46,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:46,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:46,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 1442 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:10:46,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:10:46,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:10:46,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:46,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 263 states and 435 transitions. [2021-11-25 07:10:46,828 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 435 transitions. [2021-11-25 07:10:46,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 07:10:46,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:46,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:47,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:47,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 1579 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:10:47,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:10:47,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:10:48,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:48,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 278 states and 455 transitions. [2021-11-25 07:10:48,009 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 455 transitions. [2021-11-25 07:10:48,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 07:10:48,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:48,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:48,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:48,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:10:48,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:10:48,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:10:48,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:48,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 278 states and 453 transitions. [2021-11-25 07:10:48,259 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 453 transitions. [2021-11-25 07:10:48,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 07:10:48,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:48,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:48,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:48,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 389 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:10:48,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:10:48,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:10:48,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:48,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 278 states and 451 transitions. [2021-11-25 07:10:48,496 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 451 transitions. [2021-11-25 07:10:48,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 07:10:48,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:48,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:49,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:49,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 1593 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:10:49,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:10:49,070 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:10:49,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:49,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 278 states and 449 transitions. [2021-11-25 07:10:49,077 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 449 transitions. [2021-11-25 07:10:49,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-25 07:10:49,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:49,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:49,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:49,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 1583 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:10:49,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:10:49,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:10:49,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:49,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 278 states and 444 transitions. [2021-11-25 07:10:49,639 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 444 transitions. [2021-11-25 07:10:49,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-25 07:10:49,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:49,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:50,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:50,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 1594 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:10:50,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:10:50,316 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:10:50,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:50,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 281 states and 446 transitions. [2021-11-25 07:10:50,342 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 446 transitions. [2021-11-25 07:10:50,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 07:10:50,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:50,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:50,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:50,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 1630 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:10:50,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:10:51,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:10:51,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:51,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 281 states and 440 transitions. [2021-11-25 07:10:51,045 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 440 transitions. [2021-11-25 07:10:51,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 07:10:51,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:51,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:51,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:51,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 716 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-25 07:10:51,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:10:51,318 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 07:10:51,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 07:10:51,385 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2021-11-25 07:10:51,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 07:10:51,460 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-11-25 07:10:51,597 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:10:52,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:52,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 286 states and 450 transitions. [2021-11-25 07:10:52,390 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 450 transitions. [2021-11-25 07:10:52,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-25 07:10:52,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:52,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:53,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:53,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 2912 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:10:53,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:10:53,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:10:53,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:53,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 286 states and 444 transitions. [2021-11-25 07:10:53,480 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 444 transitions. [2021-11-25 07:10:53,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:10:53,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:53,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:54,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:54,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 3049 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:10:54,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:10:54,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:10:55,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:55,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 301 states and 466 transitions. [2021-11-25 07:10:55,557 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 466 transitions. [2021-11-25 07:10:55,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:10:55,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:55,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:56,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:56,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 1832 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:10:56,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:10:56,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:10:56,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:56,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 301 states and 464 transitions. [2021-11-25 07:10:56,232 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 464 transitions. [2021-11-25 07:10:56,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:10:56,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:56,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:56,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:56,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 1859 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:10:56,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:10:56,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:10:56,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:56,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 301 states and 462 transitions. [2021-11-25 07:10:56,887 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 462 transitions. [2021-11-25 07:10:56,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:10:56,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:56,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:57,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:57,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 3063 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:10:57,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:10:57,886 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:10:57,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:57,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 301 states and 460 transitions. [2021-11-25 07:10:57,896 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 460 transitions. [2021-11-25 07:10:57,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 07:10:57,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:57,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:58,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:58,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 3064 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:10:58,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:10:58,973 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:10:58,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:58,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 304 states and 462 transitions. [2021-11-25 07:10:58,992 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 462 transitions. [2021-11-25 07:10:58,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 07:10:58,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:58,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:59,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:59,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 2186 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:10:59,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:10:59,994 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:11:00,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:00,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 332 states and 496 transitions. [2021-11-25 07:11:00,307 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 496 transitions. [2021-11-25 07:11:00,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 07:11:00,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:00,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:00,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:00,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 2201 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:11:00,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:11:01,243 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:11:01,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:01,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 335 states and 498 transitions. [2021-11-25 07:11:01,289 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 498 transitions. [2021-11-25 07:11:01,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 07:11:01,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:01,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:01,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:01,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 2229 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:11:01,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:11:01,974 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:11:02,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:02,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 335 states and 496 transitions. [2021-11-25 07:11:02,038 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 496 transitions. [2021-11-25 07:11:02,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-25 07:11:02,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:02,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:02,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:02,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 2441 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:11:02,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:11:02,848 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 07:11:02,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:02,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 335 states and 495 transitions. [2021-11-25 07:11:02,863 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 495 transitions. [2021-11-25 07:11:02,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-25 07:11:02,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:02,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:04,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:04,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 1323 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 07:11:04,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:11:04,880 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 07:11:05,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:05,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 335 states and 495 transitions. [2021-11-25 07:11:05,023 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 495 transitions. [2021-11-25 07:11:05,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-25 07:11:05,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:05,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:05,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:05,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 1323 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 07:11:05,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:11:06,048 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:11:06,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:06,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 335 states and 495 transitions. [2021-11-25 07:11:06,056 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 495 transitions. [2021-11-25 07:11:06,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-25 07:11:06,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:06,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:07,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:07,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 1323 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 07:11:07,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:11:07,803 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:11:07,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:07,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 335 states and 495 transitions. [2021-11-25 07:11:07,812 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 495 transitions. [2021-11-25 07:11:07,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-25 07:11:07,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:07,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:09,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:09,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 1323 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 07:11:09,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:11:10,018 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:11:10,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:10,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 335 states and 495 transitions. [2021-11-25 07:11:10,027 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 495 transitions. [2021-11-25 07:11:10,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-25 07:11:10,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:10,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:11,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:11,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 1323 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 07:11:11,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:11:11,487 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 07:11:11,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:11,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 335 states and 495 transitions. [2021-11-25 07:11:11,496 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 495 transitions. [2021-11-25 07:11:11,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-25 07:11:11,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:11,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:16,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:16,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 1323 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:11:16,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:11:16,154 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 07:11:16,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:16,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 337 states and 500 transitions. [2021-11-25 07:11:16,227 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 500 transitions. [2021-11-25 07:11:16,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 07:11:16,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:16,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:17,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:17,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 2477 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:11:17,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:11:17,435 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-25 07:11:17,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:17,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 346 states and 512 transitions. [2021-11-25 07:11:17,781 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 512 transitions. [2021-11-25 07:11:17,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-25 07:11:17,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:17,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:20,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:20,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 1383 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 07:11:20,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:11:20,668 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 26 proven. 5 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 07:11:21,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:21,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 346 states and 512 transitions. [2021-11-25 07:11:21,197 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 512 transitions. [2021-11-25 07:11:21,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-25 07:11:21,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:21,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:31,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-25 07:11:31,689 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) [2021-11-25 07:11:31,693 INFO L158 Benchmark]: Toolchain (without parser) took 51561.23ms. Allocated memory was 104.9MB in the beginning and 627.0MB in the end (delta: 522.2MB). Free memory was 60.7MB in the beginning and 188.7MB in the end (delta: -128.1MB). Peak memory consumption was 395.0MB. Max. memory is 16.1GB. [2021-11-25 07:11:31,694 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 104.9MB. Free memory is still 80.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 07:11:31,695 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1060.67ms. Allocated memory was 104.9MB in the beginning and 136.3MB in the end (delta: 31.5MB). Free memory was 60.4MB in the beginning and 100.0MB in the end (delta: -39.6MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. [2021-11-25 07:11:31,696 INFO L158 Benchmark]: Boogie Procedure Inliner took 209.61ms. Allocated memory is still 136.3MB. Free memory was 100.0MB in the beginning and 88.0MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-25 07:11:31,697 INFO L158 Benchmark]: Boogie Preprocessor took 197.02ms. Allocated memory is still 136.3MB. Free memory was 88.0MB in the beginning and 75.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-25 07:11:31,698 INFO L158 Benchmark]: RCFGBuilder took 2895.91ms. Allocated memory was 136.3MB in the beginning and 203.4MB in the end (delta: 67.1MB). Free memory was 75.4MB in the beginning and 102.0MB in the end (delta: -26.5MB). Peak memory consumption was 87.7MB. Max. memory is 16.1GB. [2021-11-25 07:11:31,701 INFO L158 Benchmark]: CodeCheck took 47191.50ms. Allocated memory was 203.4MB in the beginning and 627.0MB in the end (delta: 423.6MB). Free memory was 102.0MB in the beginning and 188.7MB in the end (delta: -86.8MB). Peak memory consumption was 337.9MB. Max. memory is 16.1GB. [2021-11-25 07:11:31,706 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 0.29ms. Allocated memory is still 104.9MB. Free memory is still 80.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1060.67ms. Allocated memory was 104.9MB in the beginning and 136.3MB in the end (delta: 31.5MB). Free memory was 60.4MB in the beginning and 100.0MB in the end (delta: -39.6MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 209.61ms. Allocated memory is still 136.3MB. Free memory was 100.0MB in the beginning and 88.0MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 197.02ms. Allocated memory is still 136.3MB. Free memory was 88.0MB in the beginning and 75.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 2895.91ms. Allocated memory was 136.3MB in the beginning and 203.4MB in the end (delta: 67.1MB). Free memory was 75.4MB in the beginning and 102.0MB in the end (delta: -26.5MB). Peak memory consumption was 87.7MB. Max. memory is 16.1GB. * CodeCheck took 47191.50ms. Allocated memory was 203.4MB in the beginning and 627.0MB in the end (delta: 423.6MB). Free memory was 102.0MB in the beginning and 188.7MB in the end (delta: -86.8MB). Peak memory consumption was 337.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-25 07:11:31,828 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2155957a-ea0f-447d-837c-75403fdb6e26/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2155957a-ea0f-447d-837c-75403fdb6e26/bin/ukojak-d1pc8ZmBRL/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