./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-2.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_bc8cb7a8-1ab7-4717-8e6d-b974abaabe1e/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8cb7a8-1ab7-4717-8e6d-b974abaabe1e/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_bc8cb7a8-1ab7-4717-8e6d-b974abaabe1e/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8cb7a8-1ab7-4717-8e6d-b974abaabe1e/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8cb7a8-1ab7-4717-8e6d-b974abaabe1e/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_bc8cb7a8-1ab7-4717-8e6d-b974abaabe1e/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 fe37ed55d149c65fede95413b0b499314c3ede2b9eb9a49f03115ea64cafc68c --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 08:01:54,744 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 08:01:54,746 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 08:01:54,784 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 08:01:54,785 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 08:01:54,787 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 08:01:54,789 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 08:01:54,791 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 08:01:54,793 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 08:01:54,795 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 08:01:54,796 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 08:01:54,798 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 08:01:54,798 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 08:01:54,800 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 08:01:54,802 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 08:01:54,804 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 08:01:54,805 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 08:01:54,806 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 08:01:54,809 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 08:01:54,812 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 08:01:54,814 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 08:01:54,816 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 08:01:54,817 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 08:01:54,818 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 08:01:54,822 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 08:01:54,823 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 08:01:54,823 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 08:01:54,824 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 08:01:54,825 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 08:01:54,826 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 08:01:54,827 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 08:01:54,828 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 08:01:54,829 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 08:01:54,830 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 08:01:54,832 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 08:01:54,832 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 08:01:54,833 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 08:01:54,834 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 08:01:54,834 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 08:01:54,836 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 08:01:54,837 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 08:01:54,838 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8cb7a8-1ab7-4717-8e6d-b974abaabe1e/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-25 08:01:54,865 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 08:01:54,865 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 08:01:54,866 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 08:01:54,867 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 08:01:54,867 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 08:01:54,868 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 08:01:54,868 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 08:01:54,869 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 08:01:54,869 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 08:01:54,869 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 08:01:54,870 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 08:01:54,870 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 08:01:54,870 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 08:01:54,871 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 08:01:54,871 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 08:01:54,871 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 08:01:54,872 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 08:01:54,872 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 08:01:54,872 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 08:01:54,873 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 08:01:54,873 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 08:01:54,873 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 08:01:54,874 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 08:01:54,874 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 08:01:54,875 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 08:01:54,875 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 08:01:54,875 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 08:01:54,876 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 08:01:54,876 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 08:01:54,876 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 08:01:54,877 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_bc8cb7a8-1ab7-4717-8e6d-b974abaabe1e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8cb7a8-1ab7-4717-8e6d-b974abaabe1e/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe37ed55d149c65fede95413b0b499314c3ede2b9eb9a49f03115ea64cafc68c [2021-11-25 08:01:55,142 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 08:01:55,170 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 08:01:55,173 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 08:01:55,175 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 08:01:55,176 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 08:01:55,177 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8cb7a8-1ab7-4717-8e6d-b974abaabe1e/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-2.i [2021-11-25 08:01:55,254 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8cb7a8-1ab7-4717-8e6d-b974abaabe1e/bin/ukojak-d1pc8ZmBRL/data/b0faa9707/5d55ba37bf4942c3ae5393b7f3f58ad5/FLAG62da5f450 [2021-11-25 08:01:55,845 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 08:01:55,845 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8cb7a8-1ab7-4717-8e6d-b974abaabe1e/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-2.i [2021-11-25 08:01:55,864 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8cb7a8-1ab7-4717-8e6d-b974abaabe1e/bin/ukojak-d1pc8ZmBRL/data/b0faa9707/5d55ba37bf4942c3ae5393b7f3f58ad5/FLAG62da5f450 [2021-11-25 08:01:56,100 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8cb7a8-1ab7-4717-8e6d-b974abaabe1e/bin/ukojak-d1pc8ZmBRL/data/b0faa9707/5d55ba37bf4942c3ae5393b7f3f58ad5 [2021-11-25 08:01:56,102 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 08:01:56,103 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 08:01:56,126 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 08:01:56,126 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 08:01:56,131 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 08:01:56,132 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:01:56" (1/1) ... [2021-11-25 08:01:56,133 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64cea11e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:01:56, skipping insertion in model container [2021-11-25 08:01:56,133 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:01:56" (1/1) ... [2021-11-25 08:01:56,139 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 08:01:56,225 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 08:01:56,754 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_bc8cb7a8-1ab7-4717-8e6d-b974abaabe1e/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-2.i[33021,33034] [2021-11-25 08:01:56,903 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_bc8cb7a8-1ab7-4717-8e6d-b974abaabe1e/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-2.i[45234,45247] [2021-11-25 08:01:56,919 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 08:01:56,930 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 08:01:56,963 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_bc8cb7a8-1ab7-4717-8e6d-b974abaabe1e/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-2.i[33021,33034] [2021-11-25 08:01:57,054 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_bc8cb7a8-1ab7-4717-8e6d-b974abaabe1e/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-2.i[45234,45247] [2021-11-25 08:01:57,087 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 08:01:57,138 INFO L208 MainTranslator]: Completed translation [2021-11-25 08:01:57,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:01:57 WrapperNode [2021-11-25 08:01:57,138 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 08:01:57,139 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 08:01:57,140 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 08:01:57,140 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 08:01:57,147 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:01:57" (1/1) ... [2021-11-25 08:01:57,209 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:01:57" (1/1) ... [2021-11-25 08:01:57,267 INFO L137 Inliner]: procedures = 177, calls = 348, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1157 [2021-11-25 08:01:57,268 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 08:01:57,268 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 08:01:57,268 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 08:01:57,269 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 08:01:57,277 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:01:57" (1/1) ... [2021-11-25 08:01:57,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:01:57" (1/1) ... [2021-11-25 08:01:57,290 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:01:57" (1/1) ... [2021-11-25 08:01:57,290 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:01:57" (1/1) ... [2021-11-25 08:01:57,355 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:01:57" (1/1) ... [2021-11-25 08:01:57,406 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:01:57" (1/1) ... [2021-11-25 08:01:57,411 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:01:57" (1/1) ... [2021-11-25 08:01:57,420 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 08:01:57,421 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 08:01:57,421 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 08:01:57,421 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 08:01:57,423 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:01:57" (1/1) ... [2021-11-25 08:01:57,431 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 08:01:57,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8cb7a8-1ab7-4717-8e6d-b974abaabe1e/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 08:01:57,459 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8cb7a8-1ab7-4717-8e6d-b974abaabe1e/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 08:01:57,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8cb7a8-1ab7-4717-8e6d-b974abaabe1e/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 08:01:57,502 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 08:01:57,502 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 08:01:57,502 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 08:01:57,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 08:01:57,503 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 08:01:57,503 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 08:01:57,503 INFO L130 BoogieDeclarations]: Found specification of procedure test_int [2021-11-25 08:01:57,503 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int [2021-11-25 08:01:57,503 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 08:01:57,503 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 08:01:57,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 08:01:57,504 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 08:01:57,504 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-25 08:01:57,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 08:01:57,504 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 08:01:57,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 08:01:57,504 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 08:01:57,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 08:01:57,732 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 08:01:57,734 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 08:01:58,905 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 08:01:59,313 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 08:01:59,314 INFO L301 CfgBuilder]: Removed 71 assume(true) statements. [2021-11-25 08:01:59,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:01:59 BoogieIcfgContainer [2021-11-25 08:01:59,317 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 08:01:59,319 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 08:01:59,319 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 08:01:59,330 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 08:01:59,330 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:01:59" (1/1) ... [2021-11-25 08:01:59,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 08:01:59,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:01:59,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 172 states and 293 transitions. [2021-11-25 08:01:59,437 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 293 transitions. [2021-11-25 08:01:59,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 08:01:59,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:01:59,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:01:59,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:01:59,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-25 08:01:59,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:01:59,685 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 08:01:59,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:01:59,775 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 08:01:59,784 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 08:01:59,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:01:59,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 175 states and 298 transitions. [2021-11-25 08:01:59,850 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 298 transitions. [2021-11-25 08:01:59,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-25 08:01:59,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:01:59,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:01:59,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:01:59,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-25 08:01:59,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:01:59,990 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 08:02:00,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:02:00,047 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 08:02:00,061 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 08:02:00,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:00,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 176 states and 299 transitions. [2021-11-25 08:02:00,119 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 299 transitions. [2021-11-25 08:02:00,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 08:02:00,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:00,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:00,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:00,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 08:02:00,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:02:00,277 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 08:02:00,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:00,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 176 states and 297 transitions. [2021-11-25 08:02:00,288 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 297 transitions. [2021-11-25 08:02:00,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 08:02:00,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:00,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:00,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:00,398 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 08:02:00,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:00,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 176 states and 292 transitions. [2021-11-25 08:02:00,488 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 292 transitions. [2021-11-25 08:02:00,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 08:02:00,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:00,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:00,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:00,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 08:02:00,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:02:00,608 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 08:02:00,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:00,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 176 states and 288 transitions. [2021-11-25 08:02:00,624 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 288 transitions. [2021-11-25 08:02:00,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 08:02:00,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:00,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:00,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:00,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 08:02:00,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:02:00,777 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 08:02:00,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:00,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 176 states and 282 transitions. [2021-11-25 08:02:00,788 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 282 transitions. [2021-11-25 08:02:00,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 08:02:00,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:00,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:00,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:00,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 08:02:00,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:02:00,954 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 08:02:01,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:01,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 176 states and 274 transitions. [2021-11-25 08:02:01,064 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 274 transitions. [2021-11-25 08:02:01,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 08:02:01,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:01,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:01,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:01,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 1584 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 08:02:01,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:02:01,782 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 08:02:02,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:02,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 205 states and 313 transitions. [2021-11-25 08:02:02,287 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 313 transitions. [2021-11-25 08:02:02,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 08:02:02,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:02,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:02,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:02,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 1585 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 08:02:02,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:02:03,005 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 08:02:03,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:03,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 235 states and 354 transitions. [2021-11-25 08:02:03,786 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 354 transitions. [2021-11-25 08:02:03,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 08:02:03,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:03,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:03,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:03,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 08:02:03,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:02:03,990 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 08:02:03,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:04,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 235 states and 352 transitions. [2021-11-25 08:02:04,001 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 352 transitions. [2021-11-25 08:02:04,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-25 08:02:04,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:04,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:04,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:04,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 1598 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 08:02:04,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:02:04,580 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 08:02:04,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:04,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 235 states and 350 transitions. [2021-11-25 08:02:04,588 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 350 transitions. [2021-11-25 08:02:04,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-25 08:02:04,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:04,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:05,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:05,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 1627 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 08:02:05,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:02:05,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:02:05,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:05,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 235 states and 348 transitions. [2021-11-25 08:02:05,259 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 348 transitions. [2021-11-25 08:02:05,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-25 08:02:05,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:05,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:05,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:05,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 1599 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 08:02:05,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:02:05,815 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 08:02:05,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:05,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 238 states and 350 transitions. [2021-11-25 08:02:05,849 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 350 transitions. [2021-11-25 08:02:05,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-25 08:02:05,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:05,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:06,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:06,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 1600 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 08:02:06,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:02:06,556 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 08:02:06,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:06,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 241 states and 352 transitions. [2021-11-25 08:02:06,577 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 352 transitions. [2021-11-25 08:02:06,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 08:02:06,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:06,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:07,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:07,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 1604 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 08:02:07,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:02:07,328 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 08:02:07,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:07,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 255 states and 370 transitions. [2021-11-25 08:02:07,950 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 370 transitions. [2021-11-25 08:02:07,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 08:02:07,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:07,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:08,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:08,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 721 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 08:02:08,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:02:08,315 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 08:02:08,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:08,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 267 states and 385 transitions. [2021-11-25 08:02:08,368 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 385 transitions. [2021-11-25 08:02:08,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-25 08:02:08,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:08,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:08,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:08,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 722 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 08:02:08,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:02:08,694 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 08:02:08,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:08,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 279 states and 400 transitions. [2021-11-25 08:02:08,764 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 400 transitions. [2021-11-25 08:02:08,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 08:02:08,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:08,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:09,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:09,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 1619 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 08:02:09,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:02:09,422 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 08:02:09,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:09,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 282 states and 402 transitions. [2021-11-25 08:02:09,448 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 402 transitions. [2021-11-25 08:02:09,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 08:02:09,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:09,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:10,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:10,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 741 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 08:02:10,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:02:10,465 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:02:11,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:11,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 284 states and 406 transitions. [2021-11-25 08:02:11,065 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 406 transitions. [2021-11-25 08:02:11,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 08:02:11,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:11,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:11,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:11,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 771 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-25 08:02:11,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:02:11,831 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:02:12,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:12,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 284 states and 406 transitions. [2021-11-25 08:02:12,183 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 406 transitions. [2021-11-25 08:02:12,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 08:02:12,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:12,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:13,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:13,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 771 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 08:02:13,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:02:13,288 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:02:13,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:13,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 284 states and 406 transitions. [2021-11-25 08:02:13,606 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 406 transitions. [2021-11-25 08:02:13,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 08:02:13,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:13,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:15,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:15,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 771 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 08:02:15,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:02:16,115 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:02:16,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:16,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 286 states and 409 transitions. [2021-11-25 08:02:16,644 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 409 transitions. [2021-11-25 08:02:16,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-25 08:02:16,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:16,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:24,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:24,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 801 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 08:02:24,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:02:24,542 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 08:02:25,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:25,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 286 states and 409 transitions. [2021-11-25 08:02:25,193 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 409 transitions. [2021-11-25 08:02:25,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-25 08:02:25,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:25,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:33,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:33,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 801 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-25 08:02:33,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:02:33,838 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 08:02:35,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:35,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 288 states and 414 transitions. [2021-11-25 08:02:35,039 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 414 transitions. [2021-11-25 08:02:35,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 08:02:35,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:35,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:36,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:36,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 831 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-25 08:02:36,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:02:37,509 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 08:02:38,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:38,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 288 states and 414 transitions. [2021-11-25 08:02:38,291 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 414 transitions. [2021-11-25 08:02:38,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 08:02:38,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:38,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:39,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:39,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 831 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 08:02:39,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:02:40,427 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 08:02:40,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:40,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 288 states and 414 transitions. [2021-11-25 08:02:40,994 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 414 transitions. [2021-11-25 08:02:40,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 08:02:40,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:40,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:41,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:41,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 831 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-25 08:02:41,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:02:41,980 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 08:02:41,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:41,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 288 states and 414 transitions. [2021-11-25 08:02:41,988 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 414 transitions. [2021-11-25 08:02:41,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 08:02:41,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:41,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:42,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:42,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 831 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 08:02:42,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:02:42,936 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 08:02:43,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:43,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 290 states and 417 transitions. [2021-11-25 08:02:43,674 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 417 transitions. [2021-11-25 08:02:43,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 08:02:43,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:43,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:44,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:44,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 861 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 08:02:44,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:02:44,825 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 27 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 08:02:47,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:47,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 289 states and 420 transitions. [2021-11-25 08:02:47,167 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 420 transitions. [2021-11-25 08:02:47,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 08:02:47,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:47,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:47,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:47,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 891 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-25 08:02:47,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:02:48,471 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 7 proven. 55 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 08:02:49,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:49,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 289 states and 420 transitions. [2021-11-25 08:02:49,328 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 420 transitions. [2021-11-25 08:02:49,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 08:02:49,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:49,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:49,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:49,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 891 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-25 08:02:49,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:02:50,571 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 08:02:52,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:52,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 291 states and 423 transitions. [2021-11-25 08:02:52,446 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 423 transitions. [2021-11-25 08:02:52,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 08:02:52,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:52,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:54,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:54,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 921 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-25 08:02:54,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:02:55,009 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 9 proven. 78 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 08:02:56,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:56,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 291 states and 423 transitions. [2021-11-25 08:02:56,315 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 423 transitions. [2021-11-25 08:02:56,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 08:02:56,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:56,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:57,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:57,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 921 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-25 08:02:57,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:02:58,605 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 51 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-25 08:03:00,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:03:00,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 293 states and 432 transitions. [2021-11-25 08:03:00,968 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 432 transitions. [2021-11-25 08:03:00,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 08:03:00,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:03:00,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:03:03,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:03:03,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 951 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-25 08:03:03,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:03:03,897 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 9 proven. 105 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 08:03:05,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:03:05,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 293 states and 432 transitions. [2021-11-25 08:03:05,247 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 432 transitions. [2021-11-25 08:03:05,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 08:03:05,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:03:05,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:03:10,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:03:11,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 951 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-25 08:03:11,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:03:12,048 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 11 proven. 105 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 08:03:13,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:03:13,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 293 states and 432 transitions. [2021-11-25 08:03:13,805 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 432 transitions. [2021-11-25 08:03:13,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 08:03:13,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:03:13,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:03:16,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:03:16,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 951 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-25 08:03:16,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:03:17,205 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 9 proven. 105 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 08:03:18,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:03:18,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 293 states and 432 transitions. [2021-11-25 08:03:18,686 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 432 transitions. [2021-11-25 08:03:18,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 08:03:18,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:03:18,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:03:19,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:03:19,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 951 conjuncts, 38 conjunts are in the unsatisfiable core [2021-11-25 08:03:19,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:03:19,615 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 66 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-25 08:03:22,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:03:22,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 295 states and 432 transitions. [2021-11-25 08:03:22,407 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 432 transitions. [2021-11-25 08:03:22,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 08:03:22,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:03:22,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:03:24,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:03:24,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 981 conjuncts, 21 conjunts are in the unsatisfiable core [2021-11-25 08:03:24,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:03:25,995 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 83 proven. 36 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-25 08:03:29,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:03:29,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 297 states and 444 transitions. [2021-11-25 08:03:29,943 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 444 transitions. [2021-11-25 08:03:29,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-25 08:03:29,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:03:29,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:03:30,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:03:30,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 1011 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-25 08:03:30,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:03:32,998 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 102 proven. 45 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-25 08:03:39,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:03:39,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 299 states and 446 transitions. [2021-11-25 08:03:39,289 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 446 transitions. [2021-11-25 08:03:39,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 08:03:39,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:03:39,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:03:40,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:03:40,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 1041 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-25 08:03:40,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:03:42,235 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 12 proven. 210 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-25 08:03:45,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:03:45,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 299 states and 446 transitions. [2021-11-25 08:03:45,235 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 446 transitions. [2021-11-25 08:03:45,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 08:03:45,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:03:45,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:03:55,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-25 08:03:55,585 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 08:03:55,591 INFO L158 Benchmark]: Toolchain (without parser) took 119487.22ms. Allocated memory was 88.1MB in the beginning and 490.7MB in the end (delta: 402.7MB). Free memory was 49.9MB in the beginning and 190.7MB in the end (delta: -140.8MB). Peak memory consumption was 261.4MB. Max. memory is 16.1GB. [2021-11-25 08:03:55,591 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 88.1MB. Free memory is still 68.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 08:03:55,592 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1013.02ms. Allocated memory was 88.1MB in the beginning and 109.1MB in the end (delta: 21.0MB). Free memory was 49.7MB in the beginning and 61.1MB in the end (delta: -11.4MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. [2021-11-25 08:03:55,593 INFO L158 Benchmark]: Boogie Procedure Inliner took 128.29ms. Allocated memory is still 109.1MB. Free memory was 61.1MB in the beginning and 53.6MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-25 08:03:55,594 INFO L158 Benchmark]: Boogie Preprocessor took 151.92ms. Allocated memory is still 109.1MB. Free memory was 53.6MB in the beginning and 80.6MB in the end (delta: -27.0MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2021-11-25 08:03:55,594 INFO L158 Benchmark]: RCFGBuilder took 1896.22ms. Allocated memory was 109.1MB in the beginning and 151.0MB in the end (delta: 41.9MB). Free memory was 80.6MB in the beginning and 91.2MB in the end (delta: -10.6MB). Peak memory consumption was 51.2MB. Max. memory is 16.1GB. [2021-11-25 08:03:55,595 INFO L158 Benchmark]: CodeCheck took 116270.91ms. Allocated memory was 151.0MB in the beginning and 490.7MB in the end (delta: 339.7MB). Free memory was 91.2MB in the beginning and 190.7MB in the end (delta: -99.5MB). Peak memory consumption was 240.8MB. Max. memory is 16.1GB. [2021-11-25 08:03:55,599 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 0.21ms. Allocated memory is still 88.1MB. Free memory is still 68.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1013.02ms. Allocated memory was 88.1MB in the beginning and 109.1MB in the end (delta: 21.0MB). Free memory was 49.7MB in the beginning and 61.1MB in the end (delta: -11.4MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 128.29ms. Allocated memory is still 109.1MB. Free memory was 61.1MB in the beginning and 53.6MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 151.92ms. Allocated memory is still 109.1MB. Free memory was 53.6MB in the beginning and 80.6MB in the end (delta: -27.0MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1896.22ms. Allocated memory was 109.1MB in the beginning and 151.0MB in the end (delta: 41.9MB). Free memory was 80.6MB in the beginning and 91.2MB in the end (delta: -10.6MB). Peak memory consumption was 51.2MB. Max. memory is 16.1GB. * CodeCheck took 116270.91ms. Allocated memory was 151.0MB in the beginning and 490.7MB in the end (delta: 339.7MB). Free memory was 91.2MB in the beginning and 190.7MB in the end (delta: -99.5MB). Peak memory consumption was 240.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-25 08:03:55,751 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8cb7a8-1ab7-4717-8e6d-b974abaabe1e/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_bc8cb7a8-1ab7-4717-8e6d-b974abaabe1e/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