./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afcfdc1d-4485-4222-b430-c5434e494cf4/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afcfdc1d-4485-4222-b430-c5434e494cf4/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afcfdc1d-4485-4222-b430-c5434e494cf4/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afcfdc1d-4485-4222-b430-c5434e494cf4/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afcfdc1d-4485-4222-b430-c5434e494cf4/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afcfdc1d-4485-4222-b430-c5434e494cf4/bin/ukojak-vF6T2TMglN --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 80f1df6d4bc7961b41bec7d16d328ef23e1639399b1fb3a18bcdda9891a98148 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 04:30:26,341 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 04:30:26,344 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 04:30:26,372 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 04:30:26,373 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 04:30:26,374 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 04:30:26,376 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 04:30:26,379 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 04:30:26,381 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 04:30:26,382 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 04:30:26,383 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 04:30:26,385 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 04:30:26,385 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 04:30:26,386 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 04:30:26,388 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 04:30:26,389 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 04:30:26,390 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 04:30:26,391 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 04:30:26,394 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 04:30:26,396 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 04:30:26,398 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 04:30:26,401 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 04:30:26,403 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 04:30:26,404 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 04:30:26,408 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 04:30:26,411 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 04:30:26,412 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 04:30:26,416 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 04:30:26,420 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 04:30:26,421 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 04:30:26,423 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 04:30:26,424 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 04:30:26,425 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 04:30:26,427 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 04:30:26,429 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 04:30:26,429 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 04:30:26,430 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 04:30:26,430 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 04:30:26,431 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 04:30:26,432 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 04:30:26,433 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 04:30:26,433 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afcfdc1d-4485-4222-b430-c5434e494cf4/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-21 04:30:26,481 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 04:30:26,484 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 04:30:26,485 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 04:30:26,485 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 04:30:26,486 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 04:30:26,486 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 04:30:26,487 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 04:30:26,487 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 04:30:26,487 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 04:30:26,487 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 04:30:26,488 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 04:30:26,495 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 04:30:26,495 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 04:30:26,495 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 04:30:26,496 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 04:30:26,496 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-21 04:30:26,496 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 04:30:26,496 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 04:30:26,496 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 04:30:26,497 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 04:30:26,497 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 04:30:26,497 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 04:30:26,498 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 04:30:26,498 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:30:26,498 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 04:30:26,498 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 04:30:26,499 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 04:30:26,499 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 04:30:26,499 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 04:30:26,501 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 04:30:26,501 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_afcfdc1d-4485-4222-b430-c5434e494cf4/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afcfdc1d-4485-4222-b430-c5434e494cf4/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 80f1df6d4bc7961b41bec7d16d328ef23e1639399b1fb3a18bcdda9891a98148 [2021-11-21 04:30:26,750 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 04:30:26,771 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 04:30:26,773 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 04:30:26,793 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 04:30:26,793 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 04:30:26,795 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afcfdc1d-4485-4222-b430-c5434e494cf4/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-2.i [2021-11-21 04:30:26,877 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afcfdc1d-4485-4222-b430-c5434e494cf4/bin/ukojak-vF6T2TMglN/data/483961e3f/507b6f1eb0df429a957c8f09327fa7f9/FLAG8d7bb5ddb [2021-11-21 04:30:27,462 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 04:30:27,463 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afcfdc1d-4485-4222-b430-c5434e494cf4/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-2.i [2021-11-21 04:30:27,494 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afcfdc1d-4485-4222-b430-c5434e494cf4/bin/ukojak-vF6T2TMglN/data/483961e3f/507b6f1eb0df429a957c8f09327fa7f9/FLAG8d7bb5ddb [2021-11-21 04:30:27,847 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afcfdc1d-4485-4222-b430-c5434e494cf4/bin/ukojak-vF6T2TMglN/data/483961e3f/507b6f1eb0df429a957c8f09327fa7f9 [2021-11-21 04:30:27,849 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 04:30:27,850 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 04:30:27,852 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 04:30:27,852 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 04:30:27,854 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 04:30:27,854 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:30:27" (1/1) ... [2021-11-21 04:30:27,855 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b0c85a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:30:27, skipping insertion in model container [2021-11-21 04:30:27,855 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:30:27" (1/1) ... [2021-11-21 04:30:27,860 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 04:30:27,918 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 04:30:28,376 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_afcfdc1d-4485-4222-b430-c5434e494cf4/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-2.i[33021,33034] [2021-11-21 04:30:28,530 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_afcfdc1d-4485-4222-b430-c5434e494cf4/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-2.i[45234,45247] [2021-11-21 04:30:28,549 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:30:28,564 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 04:30:28,595 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_afcfdc1d-4485-4222-b430-c5434e494cf4/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-2.i[33021,33034] [2021-11-21 04:30:28,683 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_afcfdc1d-4485-4222-b430-c5434e494cf4/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-2.i[45234,45247] [2021-11-21 04:30:28,705 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:30:28,740 INFO L208 MainTranslator]: Completed translation [2021-11-21 04:30:28,741 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:30:28 WrapperNode [2021-11-21 04:30:28,741 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 04:30:28,742 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 04:30:28,742 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 04:30:28,742 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 04:30:28,751 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:30:28" (1/1) ... [2021-11-21 04:30:28,789 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:30:28" (1/1) ... [2021-11-21 04:30:28,855 INFO L137 Inliner]: procedures = 177, calls = 348, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1157 [2021-11-21 04:30:28,855 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 04:30:28,856 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 04:30:28,856 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 04:30:28,856 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 04:30:28,865 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:30:28" (1/1) ... [2021-11-21 04:30:28,865 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:30:28" (1/1) ... [2021-11-21 04:30:28,880 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:30:28" (1/1) ... [2021-11-21 04:30:28,880 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:30:28" (1/1) ... [2021-11-21 04:30:28,934 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:30:28" (1/1) ... [2021-11-21 04:30:28,950 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:30:28" (1/1) ... [2021-11-21 04:30:28,955 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:30:28" (1/1) ... [2021-11-21 04:30:28,966 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 04:30:28,967 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 04:30:28,967 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 04:30:28,967 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 04:30:28,968 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:30:28" (1/1) ... [2021-11-21 04:30:28,975 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:30:28,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afcfdc1d-4485-4222-b430-c5434e494cf4/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 04:30:29,001 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afcfdc1d-4485-4222-b430-c5434e494cf4/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 04:30:29,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afcfdc1d-4485-4222-b430-c5434e494cf4/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 04:30:29,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 04:30:29,053 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-21 04:30:29,053 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-21 04:30:29,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 04:30:29,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-21 04:30:29,054 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-21 04:30:29,054 INFO L130 BoogieDeclarations]: Found specification of procedure test_int [2021-11-21 04:30:29,054 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int [2021-11-21 04:30:29,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 04:30:29,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 04:30:29,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 04:30:29,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 04:30:29,055 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-21 04:30:29,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 04:30:29,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 04:30:29,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 04:30:29,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 04:30:29,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 04:30:29,326 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 04:30:29,328 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 04:30:30,419 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 04:30:30,889 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 04:30:30,890 INFO L301 CfgBuilder]: Removed 71 assume(true) statements. [2021-11-21 04:30:30,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:30:30 BoogieIcfgContainer [2021-11-21 04:30:30,895 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 04:30:30,896 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 04:30:30,896 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 04:30:30,906 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 04:30:30,907 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:30:30" (1/1) ... [2021-11-21 04:30:30,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 04:30:30,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:30:31,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 172 states and 293 transitions. [2021-11-21 04:30:31,009 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 293 transitions. [2021-11-21 04:30:31,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 04:30:31,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:30:31,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:30:31,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:30:31,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 04:30:31,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:30:31,251 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 [2021-11-21 04:30:31,339 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 20 treesize of output 12 [2021-11-21 04:30:31,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:30:31,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:30:31,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 175 states and 298 transitions. [2021-11-21 04:30:31,428 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 298 transitions. [2021-11-21 04:30:31,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-21 04:30:31,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:30:31,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:30:31,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:30:31,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 04:30:31,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:30:31,573 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 [2021-11-21 04:30:31,606 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 20 treesize of output 12 [2021-11-21 04:30:31,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:30:31,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:30:31,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 176 states and 299 transitions. [2021-11-21 04:30:31,627 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 299 transitions. [2021-11-21 04:30:31,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 04:30:31,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:30:31,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:30:31,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:30:31,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:30:31,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:30:31,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:30:31,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:30:31,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 176 states and 297 transitions. [2021-11-21 04:30:31,743 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 297 transitions. [2021-11-21 04:30:31,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 04:30:31,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:30:31,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:30:31,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:30:31,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:30:31,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:30:31,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 176 states and 292 transitions. [2021-11-21 04:30:31,941 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 292 transitions. [2021-11-21 04:30:31,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 04:30:31,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:30:31,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:30:32,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:30:32,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:30:32,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:30:32,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:30:32,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:30:32,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 176 states and 288 transitions. [2021-11-21 04:30:32,101 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 288 transitions. [2021-11-21 04:30:32,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 04:30:32,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:30:32,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:30:32,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:30:32,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:30:32,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:30:32,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:30:32,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:30:32,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 176 states and 282 transitions. [2021-11-21 04:30:32,238 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 282 transitions. [2021-11-21 04:30:32,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 04:30:32,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:30:32,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:30:32,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:30:32,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:30:32,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:30:32,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:30:32,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:30:32,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 176 states and 274 transitions. [2021-11-21 04:30:32,415 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 274 transitions. [2021-11-21 04:30:32,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 04:30:32,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:30:32,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:30:32,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:30:32,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:30:32,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:30:32,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:30:33,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:30:33,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 205 states and 313 transitions. [2021-11-21 04:30:33,195 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 313 transitions. [2021-11-21 04:30:33,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 04:30:33,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:30:33,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:30:33,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:30:33,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:30:33,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:30:33,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:30:34,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:30:34,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 235 states and 354 transitions. [2021-11-21 04:30:34,127 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 354 transitions. [2021-11-21 04:30:34,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 04:30:34,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:30:34,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:30:34,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:30:34,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:30:34,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:30:34,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:30:34,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:30:34,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 235 states and 352 transitions. [2021-11-21 04:30:34,309 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 352 transitions. [2021-11-21 04:30:34,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 04:30:34,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:30:34,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:30:34,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:30:34,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:30:34,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:30:34,452 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:30:34,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:30:34,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 235 states and 350 transitions. [2021-11-21 04:30:34,461 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 350 transitions. [2021-11-21 04:30:34,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 04:30:34,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:30:34,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:30:34,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:30:34,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:30:34,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:30:34,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:30:34,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:30:34,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 235 states and 348 transitions. [2021-11-21 04:30:34,699 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 348 transitions. [2021-11-21 04:30:34,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 04:30:34,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:30:34,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:30:34,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:30:34,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:30:34,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:30:34,902 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 04:30:34,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:30:34,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 238 states and 350 transitions. [2021-11-21 04:30:34,949 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 350 transitions. [2021-11-21 04:30:34,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 04:30:34,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:30:34,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:30:35,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:30:35,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:30:35,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:30:35,136 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 04:30:35,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:30:35,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 241 states and 352 transitions. [2021-11-21 04:30:35,159 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 352 transitions. [2021-11-21 04:30:35,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 04:30:35,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:30:35,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:30:35,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:30:35,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:30:35,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:30:35,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:30:36,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:30:36,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 255 states and 370 transitions. [2021-11-21 04:30:36,087 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 370 transitions. [2021-11-21 04:30:36,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 04:30:36,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:30:36,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:30:36,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:30:36,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:30:36,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:30:36,299 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 04:30:36,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:30:36,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 267 states and 385 transitions. [2021-11-21 04:30:36,342 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 385 transitions. [2021-11-21 04:30:36,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 04:30:36,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:30:36,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:30:36,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:30:36,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:30:36,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:30:36,547 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 04:30:36,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:30:36,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 279 states and 400 transitions. [2021-11-21 04:30:36,612 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 400 transitions. [2021-11-21 04:30:36,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 04:30:36,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:30:36,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:30:36,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:30:36,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:30:36,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:30:36,864 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 04:30:36,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:30:36,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 282 states and 402 transitions. [2021-11-21 04:30:36,888 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 402 transitions. [2021-11-21 04:30:36,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 04:30:36,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:30:36,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:30:37,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:30:37,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 04:30:37,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:30:37,400 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 04:30:37,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:30:37,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 282 states and 402 transitions. [2021-11-21 04:30:37,612 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 402 transitions. [2021-11-21 04:30:37,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 04:30:37,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:30:37,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:30:37,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:30:37,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 04:30:37,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:30:37,891 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:30:38,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:30:38,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 284 states and 406 transitions. [2021-11-21 04:30:38,185 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 406 transitions. [2021-11-21 04:30:38,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 04:30:38,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:30:38,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:30:38,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:30:38,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-21 04:30:38,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:30:38,670 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 04:30:39,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:30:39,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 286 states and 409 transitions. [2021-11-21 04:30:39,356 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 409 transitions. [2021-11-21 04:30:39,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 04:30:39,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:30:39,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:30:39,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:30:39,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-21 04:30:39,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:30:40,155 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 04:30:41,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:30:41,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 288 states and 414 transitions. [2021-11-21 04:30:41,183 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 414 transitions. [2021-11-21 04:30:41,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 04:30:41,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:30:41,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:30:42,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:30:42,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 04:30:42,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:30:42,432 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 04:30:42,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:30:42,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 288 states and 414 transitions. [2021-11-21 04:30:42,896 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 414 transitions. [2021-11-21 04:30:42,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 04:30:42,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:30:42,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:30:43,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:30:43,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 04:30:43,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:30:44,174 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 04:30:45,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:30:45,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 290 states and 417 transitions. [2021-11-21 04:30:45,179 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 417 transitions. [2021-11-21 04:30:45,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 04:30:45,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:30:45,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:30:45,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:30:45,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-21 04:30:45,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:30:46,295 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 27 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 04:30:48,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:30:48,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 289 states and 418 transitions. [2021-11-21 04:30:48,860 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 418 transitions. [2021-11-21 04:30:48,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 04:30:48,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:30:48,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:30:49,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:30:49,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 04:30:49,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:30:50,111 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-21 04:30:51,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:30:51,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 291 states and 421 transitions. [2021-11-21 04:30:51,786 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 421 transitions. [2021-11-21 04:30:51,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 04:30:51,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:30:51,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:30:52,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:30:52,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 04:30:52,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:30:53,338 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 51 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-21 04:30:55,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:30:55,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 293 states and 424 transitions. [2021-11-21 04:30:55,656 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 424 transitions. [2021-11-21 04:30:55,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 04:30:55,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:30:55,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:30:56,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:30:56,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-21 04:30:56,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:30:57,321 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 9 proven. 105 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 04:30:58,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:30:58,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 293 states and 424 transitions. [2021-11-21 04:30:58,634 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 424 transitions. [2021-11-21 04:30:58,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 04:30:58,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:30:58,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:30:59,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:30:59,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 38 conjunts are in the unsatisfiable core [2021-11-21 04:30:59,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:31:00,430 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 11 proven. 105 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 04:31:01,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:31:01,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 293 states and 424 transitions. [2021-11-21 04:31:01,830 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 424 transitions. [2021-11-21 04:31:01,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 04:31:01,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:31:01,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:31:03,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:31:03,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 38 conjunts are in the unsatisfiable core [2021-11-21 04:31:03,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:31:03,789 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 11 proven. 105 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 04:31:04,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:31:04,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 293 states and 424 transitions. [2021-11-21 04:31:04,072 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 424 transitions. [2021-11-21 04:31:04,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 04:31:04,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:31:04,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:31:04,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:31:04,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 38 conjunts are in the unsatisfiable core [2021-11-21 04:31:04,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:31:05,721 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 66 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-21 04:31:07,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:31:07,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 295 states and 429 transitions. [2021-11-21 04:31:07,317 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 429 transitions. [2021-11-21 04:31:07,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 04:31:07,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:31:07,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:31:09,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:31:09,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-21 04:31:09,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:31:10,172 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 83 proven. 36 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-21 04:31:13,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:31:13,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 297 states and 433 transitions. [2021-11-21 04:31:13,321 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 433 transitions. [2021-11-21 04:31:13,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 04:31:13,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:31:13,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:31:14,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:31:14,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 398 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-21 04:31:14,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:31:15,468 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 12 proven. 171 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 04:31:17,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:31:17,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 297 states and 433 transitions. [2021-11-21 04:31:17,397 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 433 transitions. [2021-11-21 04:31:17,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 04:31:17,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:31:17,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:31:27,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-21 04:31:27,542 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) [2021-11-21 04:31:27,545 INFO L158 Benchmark]: Toolchain (without parser) took 59693.97ms. Allocated memory was 94.4MB in the beginning and 230.7MB in the end (delta: 136.3MB). Free memory was 57.7MB in the beginning and 120.0MB in the end (delta: -62.4MB). Peak memory consumption was 74.3MB. Max. memory is 16.1GB. [2021-11-21 04:31:27,545 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 94.4MB. Free memory was 66.4MB in the beginning and 66.3MB in the end (delta: 27.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 04:31:27,546 INFO L158 Benchmark]: CACSL2BoogieTranslator took 889.63ms. Allocated memory was 94.4MB in the beginning and 117.4MB in the end (delta: 23.1MB). Free memory was 57.4MB in the beginning and 67.4MB in the end (delta: -10.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-21 04:31:27,547 INFO L158 Benchmark]: Boogie Procedure Inliner took 113.58ms. Allocated memory is still 117.4MB. Free memory was 67.4MB in the beginning and 60.4MB in the end (delta: 7.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-21 04:31:27,547 INFO L158 Benchmark]: Boogie Preprocessor took 110.21ms. Allocated memory is still 117.4MB. Free memory was 60.4MB in the beginning and 52.2MB in the end (delta: 8.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-21 04:31:27,548 INFO L158 Benchmark]: RCFGBuilder took 1928.42ms. Allocated memory was 117.4MB in the beginning and 146.8MB in the end (delta: 29.4MB). Free memory was 52.2MB in the beginning and 106.8MB in the end (delta: -54.6MB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB. [2021-11-21 04:31:27,549 INFO L158 Benchmark]: CodeCheck took 56647.15ms. Allocated memory was 146.8MB in the beginning and 230.7MB in the end (delta: 83.9MB). Free memory was 106.8MB in the beginning and 120.0MB in the end (delta: -13.2MB). Peak memory consumption was 72.6MB. Max. memory is 16.1GB. [2021-11-21 04:31:27,553 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 94.4MB. Free memory was 66.4MB in the beginning and 66.3MB in the end (delta: 27.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 889.63ms. Allocated memory was 94.4MB in the beginning and 117.4MB in the end (delta: 23.1MB). Free memory was 57.4MB in the beginning and 67.4MB in the end (delta: -10.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 113.58ms. Allocated memory is still 117.4MB. Free memory was 67.4MB in the beginning and 60.4MB in the end (delta: 7.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 110.21ms. Allocated memory is still 117.4MB. Free memory was 60.4MB in the beginning and 52.2MB in the end (delta: 8.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1928.42ms. Allocated memory was 117.4MB in the beginning and 146.8MB in the end (delta: 29.4MB). Free memory was 52.2MB in the beginning and 106.8MB in the end (delta: -54.6MB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB. * CodeCheck took 56647.15ms. Allocated memory was 146.8MB in the beginning and 230.7MB in the end (delta: 83.9MB). Free memory was 106.8MB in the beginning and 120.0MB in the end (delta: -13.2MB). Peak memory consumption was 72.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-21 04:31:27,635 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afcfdc1d-4485-4222-b430-c5434e494cf4/bin/ukojak-vF6T2TMglN/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_afcfdc1d-4485-4222-b430-c5434e494cf4/bin/ukojak-vF6T2TMglN/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