./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9cb82f-6439-4afa-ac82-5c2e074384af/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9cb82f-6439-4afa-ac82-5c2e074384af/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9cb82f-6439-4afa-ac82-5c2e074384af/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9cb82f-6439-4afa-ac82-5c2e074384af/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9cb82f-6439-4afa-ac82-5c2e074384af/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9cb82f-6439-4afa-ac82-5c2e074384af/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash adfc1710e761824cc0d761ee45a1724b8fd34135f47dcc82b27f8b64b97ca013 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:35:25,731 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:35:25,733 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:35:25,792 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:35:25,793 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:35:25,798 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:35:25,801 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:35:25,804 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:35:25,806 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:35:25,807 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:35:25,808 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:35:25,810 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:35:25,811 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:35:25,812 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:35:25,815 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:35:25,817 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:35:25,818 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:35:25,820 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:35:25,823 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:35:25,826 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:35:25,829 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:35:25,831 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:35:25,833 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:35:25,834 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:35:25,839 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:35:25,839 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:35:25,840 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:35:25,841 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:35:25,842 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:35:25,843 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:35:25,844 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:35:25,845 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:35:25,846 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:35:25,847 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:35:25,849 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:35:25,850 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:35:25,851 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:35:25,851 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:35:25,852 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:35:25,853 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:35:25,854 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:35:25,856 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9cb82f-6439-4afa-ac82-5c2e074384af/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-23 01:35:25,887 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:35:25,888 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:35:25,889 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:35:25,890 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:35:25,891 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:35:25,891 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:35:25,892 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:35:25,893 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:35:25,893 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 01:35:25,894 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:35:25,894 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:35:25,895 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:35:25,895 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:35:25,896 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:35:25,896 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:35:25,897 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-23 01:35:25,897 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:35:25,898 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:35:25,898 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:35:25,899 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:35:25,899 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:35:25,900 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:35:25,900 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:35:25,901 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:35:25,902 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:35:25,902 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:35:25,903 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:35:25,903 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:35:25,904 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:35:25,904 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:35:25,905 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_0b9cb82f-6439-4afa-ac82-5c2e074384af/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9cb82f-6439-4afa-ac82-5c2e074384af/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> adfc1710e761824cc0d761ee45a1724b8fd34135f47dcc82b27f8b64b97ca013 [2021-11-23 01:35:26,228 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:35:26,261 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:35:26,265 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:35:26,269 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:35:26,270 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:35:26,272 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9cb82f-6439-4afa-ac82-5c2e074384af/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-1.i [2021-11-23 01:35:26,380 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9cb82f-6439-4afa-ac82-5c2e074384af/bin/ukojak-LBtLqBUTdQ/data/ed13582a4/4edb2601483d4f83a0ec5f5c5609c9fb/FLAG3153c0be6 [2021-11-23 01:35:27,155 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:35:27,157 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9cb82f-6439-4afa-ac82-5c2e074384af/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-1.i [2021-11-23 01:35:27,192 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9cb82f-6439-4afa-ac82-5c2e074384af/bin/ukojak-LBtLqBUTdQ/data/ed13582a4/4edb2601483d4f83a0ec5f5c5609c9fb/FLAG3153c0be6 [2021-11-23 01:35:27,237 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9cb82f-6439-4afa-ac82-5c2e074384af/bin/ukojak-LBtLqBUTdQ/data/ed13582a4/4edb2601483d4f83a0ec5f5c5609c9fb [2021-11-23 01:35:27,240 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:35:27,242 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:35:27,244 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:35:27,245 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:35:27,249 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:35:27,250 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:35:27" (1/1) ... [2021-11-23 01:35:27,252 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29fc244a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:35:27, skipping insertion in model container [2021-11-23 01:35:27,252 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:35:27" (1/1) ... [2021-11-23 01:35:27,266 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:35:27,339 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:35:27,925 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_0b9cb82f-6439-4afa-ac82-5c2e074384af/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-1.i[33021,33034] [2021-11-23 01:35:28,139 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_0b9cb82f-6439-4afa-ac82-5c2e074384af/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-1.i[49681,49694] [2021-11-23 01:35:28,173 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:35:28,183 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:35:28,225 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_0b9cb82f-6439-4afa-ac82-5c2e074384af/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-1.i[33021,33034] [2021-11-23 01:35:28,371 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_0b9cb82f-6439-4afa-ac82-5c2e074384af/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-1.i[49681,49694] [2021-11-23 01:35:28,374 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:35:28,435 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:35:28,435 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:35:28 WrapperNode [2021-11-23 01:35:28,435 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:35:28,437 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:35:28,437 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:35:28,437 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:35:28,447 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:35:28" (1/1) ... [2021-11-23 01:35:28,489 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:35:28" (1/1) ... [2021-11-23 01:35:28,644 INFO L137 Inliner]: procedures = 177, calls = 388, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1412 [2021-11-23 01:35:28,645 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:35:28,645 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:35:28,646 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:35:28,647 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:35:28,657 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:35:28" (1/1) ... [2021-11-23 01:35:28,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:35:28" (1/1) ... [2021-11-23 01:35:28,711 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:35:28" (1/1) ... [2021-11-23 01:35:28,712 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:35:28" (1/1) ... [2021-11-23 01:35:28,802 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:35:28" (1/1) ... [2021-11-23 01:35:28,839 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:35:28" (1/1) ... [2021-11-23 01:35:28,847 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:35:28" (1/1) ... [2021-11-23 01:35:28,869 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:35:28,879 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:35:28,880 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:35:28,881 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:35:28,883 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:35:28" (1/1) ... [2021-11-23 01:35:28,892 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:35:28,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9cb82f-6439-4afa-ac82-5c2e074384af/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:35:28,928 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9cb82f-6439-4afa-ac82-5c2e074384af/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:35:28,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9cb82f-6439-4afa-ac82-5c2e074384af/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:35:28,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:35:28,993 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 01:35:28,993 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 01:35:28,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:35:28,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 01:35:28,993 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 01:35:28,994 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:35:28,994 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:35:28,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 01:35:28,994 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:35:28,994 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 01:35:28,994 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 01:35:28,994 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:35:28,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:35:28,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:35:28,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:35:29,265 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:35:29,267 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:35:31,028 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:35:31,610 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:35:31,610 INFO L301 CfgBuilder]: Removed 83 assume(true) statements. [2021-11-23 01:35:31,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:35:31 BoogieIcfgContainer [2021-11-23 01:35:31,615 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:35:31,616 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:35:31,617 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:35:31,630 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:35:31,630 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:35:31" (1/1) ... [2021-11-23 01:35:31,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:35:31,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:31,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 164 states and 279 transitions. [2021-11-23 01:35:31,769 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 279 transitions. [2021-11-23 01:35:31,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 01:35:31,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:31,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:31,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:32,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:35:32,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:32,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:32,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:32,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 166 states and 282 transitions. [2021-11-23 01:35:32,149 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 282 transitions. [2021-11-23 01:35:32,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 01:35:32,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:32,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:32,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:32,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:35:32,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:32,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:32,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:32,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 165 states and 281 transitions. [2021-11-23 01:35:32,327 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 281 transitions. [2021-11-23 01:35:32,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:35:32,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:32,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:32,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:32,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:35:32,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:32,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:32,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:32,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 165 states and 277 transitions. [2021-11-23 01:35:32,469 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 277 transitions. [2021-11-23 01:35:32,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:35:32,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:32,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:32,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:32,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:35:32,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:32,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:32,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:32,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 165 states and 269 transitions. [2021-11-23 01:35:32,633 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 269 transitions. [2021-11-23 01:35:32,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:35:32,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:32,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:32,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:32,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:35:32,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:32,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:32,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:32,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 165 states and 257 transitions. [2021-11-23 01:35:32,811 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 257 transitions. [2021-11-23 01:35:32,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:35:32,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:32,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:32,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:32,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:35:32,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:33,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:33,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:33,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 165 states and 245 transitions. [2021-11-23 01:35:33,288 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 245 transitions. [2021-11-23 01:35:33,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:35:33,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:33,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:33,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:33,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:35:33,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:33,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:34,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:34,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 210 states and 301 transitions. [2021-11-23 01:35:34,227 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 301 transitions. [2021-11-23 01:35:34,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:35:34,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:34,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:34,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:34,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:35:34,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:34,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:34,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:34,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 210 states and 299 transitions. [2021-11-23 01:35:34,526 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 299 transitions. [2021-11-23 01:35:34,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:35:34,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:34,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:34,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:34,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:35:34,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:34,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:34,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:34,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 210 states and 297 transitions. [2021-11-23 01:35:34,840 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 297 transitions. [2021-11-23 01:35:34,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:35:34,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:34,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:34,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:34,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:35:34,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:35,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:35,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:35,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 256 states and 355 transitions. [2021-11-23 01:35:35,928 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 355 transitions. [2021-11-23 01:35:35,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:35:35,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:35,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:36,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:36,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:35:36,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:36,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:36,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:36,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 256 states and 353 transitions. [2021-11-23 01:35:36,151 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 353 transitions. [2021-11-23 01:35:36,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:35:36,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:36,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:36,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:36,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:35:36,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:36,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:36,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:36,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 256 states and 351 transitions. [2021-11-23 01:35:36,403 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 351 transitions. [2021-11-23 01:35:36,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:35:36,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:36,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:36,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:36,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:35:36,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:36,680 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:36,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:36,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 256 states and 349 transitions. [2021-11-23 01:35:36,701 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 349 transitions. [2021-11-23 01:35:36,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:35:36,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:36,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:36,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:36,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:35:36,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:37,150 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:37,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:37,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 290 states and 391 transitions. [2021-11-23 01:35:37,499 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 391 transitions. [2021-11-23 01:35:37,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:35:37,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:37,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:37,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:37,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:35:37,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:37,686 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:37,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:37,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 290 states and 389 transitions. [2021-11-23 01:35:37,695 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 389 transitions. [2021-11-23 01:35:37,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:35:37,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:37,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:37,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:37,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:35:37,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:37,911 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:35:37,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:37,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 293 states and 391 transitions. [2021-11-23 01:35:37,947 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 391 transitions. [2021-11-23 01:35:37,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:35:37,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:37,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:38,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:38,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:35:38,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:38,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:38,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:38,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 293 states and 389 transitions. [2021-11-23 01:35:38,255 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 389 transitions. [2021-11-23 01:35:38,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:35:38,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:38,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:38,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:38,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:35:38,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:38,519 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:35:38,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:38,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 296 states and 391 transitions. [2021-11-23 01:35:38,576 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 391 transitions. [2021-11-23 01:35:38,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:35:38,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:38,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:38,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:38,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:35:38,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:38,864 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:35:38,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:38,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 299 states and 393 transitions. [2021-11-23 01:35:38,904 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 393 transitions. [2021-11-23 01:35:38,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:35:38,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:38,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:39,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:39,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:35:39,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:39,193 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:35:39,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:39,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 302 states and 395 transitions. [2021-11-23 01:35:39,258 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 395 transitions. [2021-11-23 01:35:39,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:35:39,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:39,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:39,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:39,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:35:39,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:39,727 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:35:39,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:39,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 305 states and 397 transitions. [2021-11-23 01:35:39,766 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 397 transitions. [2021-11-23 01:35:39,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:35:39,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:39,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:39,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:39,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:35:39,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:40,250 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:35:40,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:40,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 308 states and 399 transitions. [2021-11-23 01:35:40,291 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 399 transitions. [2021-11-23 01:35:40,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:35:40,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:40,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:40,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:40,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:35:40,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:40,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:40,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:40,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 308 states and 398 transitions. [2021-11-23 01:35:40,537 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 398 transitions. [2021-11-23 01:35:40,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:35:40,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:40,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:40,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:40,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:35:40,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:40,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:41,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:41,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 317 states and 409 transitions. [2021-11-23 01:35:41,147 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 409 transitions. [2021-11-23 01:35:41,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:35:41,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:41,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:41,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:41,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:35:41,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:41,406 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:35:41,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:41,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 326 states and 419 transitions. [2021-11-23 01:35:41,446 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 419 transitions. [2021-11-23 01:35:41,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:35:41,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:41,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:41,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:41,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:35:41,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:41,764 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:35:41,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:41,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 335 states and 429 transitions. [2021-11-23 01:35:41,803 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 429 transitions. [2021-11-23 01:35:41,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:35:41,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:41,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:41,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:41,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:35:41,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:42,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:42,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:42,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 344 states and 440 transitions. [2021-11-23 01:35:42,371 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 440 transitions. [2021-11-23 01:35:42,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:35:42,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:42,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:42,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:42,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:35:42,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:42,618 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:35:42,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:42,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 353 states and 450 transitions. [2021-11-23 01:35:42,688 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 450 transitions. [2021-11-23 01:35:42,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:35:42,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:42,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:42,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:42,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:35:42,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:42,943 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:35:42,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:43,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 362 states and 460 transitions. [2021-11-23 01:35:43,000 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 460 transitions. [2021-11-23 01:35:43,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:35:43,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:43,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:43,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:43,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:35:43,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:43,376 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:43,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:43,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 371 states and 471 transitions. [2021-11-23 01:35:43,664 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 471 transitions. [2021-11-23 01:35:43,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:35:43,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:43,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:43,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:43,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:35:43,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:43,914 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:35:44,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:44,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 372 states and 473 transitions. [2021-11-23 01:35:44,622 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 473 transitions. [2021-11-23 01:35:44,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:35:44,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:44,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:44,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:44,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:35:44,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:44,913 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:35:45,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:45,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 385 states and 488 transitions. [2021-11-23 01:35:45,062 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 488 transitions. [2021-11-23 01:35:45,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:35:45,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:45,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:45,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:45,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:35:45,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:45,399 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:35:45,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:45,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 394 states and 498 transitions. [2021-11-23 01:35:45,441 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 498 transitions. [2021-11-23 01:35:45,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 01:35:45,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:45,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:45,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:45,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:35:45,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:45,795 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:35:45,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:45,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 397 states and 500 transitions. [2021-11-23 01:35:45,814 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 500 transitions. [2021-11-23 01:35:45,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 01:35:45,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:45,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:46,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:46,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 461 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:35:46,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:47,189 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:35:47,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:47,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 399 states and 508 transitions. [2021-11-23 01:35:47,450 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 508 transitions. [2021-11-23 01:35:47,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 01:35:47,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:47,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:47,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:47,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 451 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:35:47,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:47,894 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:35:49,441 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 01:35:49,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:49,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 400 states and 510 transitions. [2021-11-23 01:35:49,488 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 510 transitions. [2021-11-23 01:35:49,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 01:35:49,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:49,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:58,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:58,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 01:35:58,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:58,673 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:35:59,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:59,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 402 states and 514 transitions. [2021-11-23 01:35:59,151 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 514 transitions. [2021-11-23 01:35:59,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:35:59,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:59,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:59,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:59,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 479 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:35:59,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:59,865 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 01:36:00,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:00,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 403 states and 516 transitions. [2021-11-23 01:36:00,773 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 516 transitions. [2021-11-23 01:36:00,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:36:00,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:00,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:00,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:00,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:36:00,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:36:01,107 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 01:36:01,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:01,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 403 states and 514 transitions. [2021-11-23 01:36:01,120 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 514 transitions. [2021-11-23 01:36:01,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:36:01,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:01,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:01,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:01,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:36:01,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:36:01,601 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:36:02,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:02,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 406 states and 516 transitions. [2021-11-23 01:36:02,270 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 516 transitions. [2021-11-23 01:36:02,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:36:02,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:02,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:11,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:11,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 509 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:36:11,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:36:12,422 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 50 proven. 10 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 01:36:12,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:12,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 406 states and 516 transitions. [2021-11-23 01:36:12,755 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 516 transitions. [2021-11-23 01:36:12,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:36:12,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:12,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:22,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-23 01:36:22,969 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 01:36:22,973 INFO L158 Benchmark]: Toolchain (without parser) took 55730.43ms. Allocated memory was 92.3MB in the beginning and 297.8MB in the end (delta: 205.5MB). Free memory was 69.0MB in the beginning and 90.6MB in the end (delta: -21.6MB). Peak memory consumption was 185.4MB. Max. memory is 16.1GB. [2021-11-23 01:36:22,974 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 75.5MB. Free memory is still 54.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:36:22,974 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1191.47ms. Allocated memory is still 92.3MB. Free memory was 68.8MB in the beginning and 39.2MB in the end (delta: 29.6MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2021-11-23 01:36:22,975 INFO L158 Benchmark]: Boogie Procedure Inliner took 208.24ms. Allocated memory is still 92.3MB. Free memory was 39.2MB in the beginning and 63.7MB in the end (delta: -24.5MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2021-11-23 01:36:22,976 INFO L158 Benchmark]: Boogie Preprocessor took 232.85ms. Allocated memory is still 92.3MB. Free memory was 63.7MB in the beginning and 54.5MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 01:36:22,977 INFO L158 Benchmark]: RCFGBuilder took 2735.95ms. Allocated memory was 92.3MB in the beginning and 132.1MB in the end (delta: 39.8MB). Free memory was 54.1MB in the beginning and 68.0MB in the end (delta: -14.0MB). Peak memory consumption was 48.5MB. Max. memory is 16.1GB. [2021-11-23 01:36:22,978 INFO L158 Benchmark]: CodeCheck took 51355.67ms. Allocated memory was 132.1MB in the beginning and 297.8MB in the end (delta: 165.7MB). Free memory was 68.0MB in the beginning and 90.6MB in the end (delta: -22.5MB). Peak memory consumption was 144.0MB. Max. memory is 16.1GB. [2021-11-23 01:36:22,982 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 0.40ms. Allocated memory is still 75.5MB. Free memory is still 54.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1191.47ms. Allocated memory is still 92.3MB. Free memory was 68.8MB in the beginning and 39.2MB in the end (delta: 29.6MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 208.24ms. Allocated memory is still 92.3MB. Free memory was 39.2MB in the beginning and 63.7MB in the end (delta: -24.5MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 232.85ms. Allocated memory is still 92.3MB. Free memory was 63.7MB in the beginning and 54.5MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2735.95ms. Allocated memory was 92.3MB in the beginning and 132.1MB in the end (delta: 39.8MB). Free memory was 54.1MB in the beginning and 68.0MB in the end (delta: -14.0MB). Peak memory consumption was 48.5MB. Max. memory is 16.1GB. * CodeCheck took 51355.67ms. Allocated memory was 132.1MB in the beginning and 297.8MB in the end (delta: 165.7MB). Free memory was 68.0MB in the beginning and 90.6MB in the end (delta: -22.5MB). Peak memory consumption was 144.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:36:23,067 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9cb82f-6439-4afa-ac82-5c2e074384af/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9cb82f-6439-4afa-ac82-5c2e074384af/bin/ukojak-LBtLqBUTdQ/config using search string *Overflow*32bit*_Bitvector*.epf No suitable settings file found using Overflow*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown