./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test3-2.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_c0f5d018-e7a6-4c73-ad26-f39d6b88e040/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0f5d018-e7a6-4c73-ad26-f39d6b88e040/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_c0f5d018-e7a6-4c73-ad26-f39d6b88e040/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0f5d018-e7a6-4c73-ad26-f39d6b88e040/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test3-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0f5d018-e7a6-4c73-ad26-f39d6b88e040/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_c0f5d018-e7a6-4c73-ad26-f39d6b88e040/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 6560568361eacef24363f4e5a58f5226b4c8bc2851167e042d4f8ce61eb0aa48 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:35:33,561 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:35:33,565 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:35:33,611 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:35:33,615 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:35:33,618 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:35:33,624 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:35:33,629 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:35:33,634 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:35:33,642 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:35:33,644 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:35:33,648 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:35:33,649 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:35:33,653 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:35:33,656 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:35:33,659 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:35:33,662 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:35:33,664 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:35:33,670 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:35:33,681 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:35:33,683 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:35:33,685 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:35:33,690 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:35:33,692 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:35:33,704 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:35:33,705 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:35:33,706 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:35:33,709 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:35:33,710 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:35:33,712 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:35:33,714 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:35:33,715 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:35:33,718 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:35:33,720 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:35:33,723 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:35:33,723 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:35:33,725 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:35:33,725 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:35:33,725 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:35:33,727 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:35:33,728 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:35:33,729 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0f5d018-e7a6-4c73-ad26-f39d6b88e040/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-23 01:35:33,790 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:35:33,793 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:35:33,795 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:35:33,796 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:35:33,797 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:35:33,797 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:35:33,798 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:35:33,798 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:35:33,799 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 01:35:33,799 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:35:33,800 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:35:33,801 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:35:33,801 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:35:33,802 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:35:33,802 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:35:33,802 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-23 01:35:33,802 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:35:33,803 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:35:33,803 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:35:33,807 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:35:33,808 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:35:33,808 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:35:33,809 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:35:33,809 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:35:33,809 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:35:33,810 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:35:33,810 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:35:33,811 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:35:33,811 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:35:33,813 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:35:33,813 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_c0f5d018-e7a6-4c73-ad26-f39d6b88e040/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0f5d018-e7a6-4c73-ad26-f39d6b88e040/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6560568361eacef24363f4e5a58f5226b4c8bc2851167e042d4f8ce61eb0aa48 [2021-11-23 01:35:34,195 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:35:34,228 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:35:34,232 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:35:34,234 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:35:34,235 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:35:34,237 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0f5d018-e7a6-4c73-ad26-f39d6b88e040/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test3-2.i [2021-11-23 01:35:34,339 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0f5d018-e7a6-4c73-ad26-f39d6b88e040/bin/ukojak-LBtLqBUTdQ/data/80cc812c3/c1999ae38adc452694d2b321bed7a4e9/FLAG0b0d4020a [2021-11-23 01:35:35,293 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:35:35,301 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0f5d018-e7a6-4c73-ad26-f39d6b88e040/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test3-2.i [2021-11-23 01:35:35,325 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0f5d018-e7a6-4c73-ad26-f39d6b88e040/bin/ukojak-LBtLqBUTdQ/data/80cc812c3/c1999ae38adc452694d2b321bed7a4e9/FLAG0b0d4020a [2021-11-23 01:35:35,399 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0f5d018-e7a6-4c73-ad26-f39d6b88e040/bin/ukojak-LBtLqBUTdQ/data/80cc812c3/c1999ae38adc452694d2b321bed7a4e9 [2021-11-23 01:35:35,403 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:35:35,404 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:35:35,409 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:35:35,410 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:35:35,414 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:35:35,415 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:35:35" (1/1) ... [2021-11-23 01:35:35,417 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@614ca00b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:35:35, skipping insertion in model container [2021-11-23 01:35:35,417 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:35:35" (1/1) ... [2021-11-23 01:35:35,428 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:35:35,515 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:35:36,243 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_c0f5d018-e7a6-4c73-ad26-f39d6b88e040/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test3-2.i[33021,33034] [2021-11-23 01:35:36,453 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_c0f5d018-e7a6-4c73-ad26-f39d6b88e040/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test3-2.i[44590,44603] [2021-11-23 01:35:36,477 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:35:36,489 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:35:36,543 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_c0f5d018-e7a6-4c73-ad26-f39d6b88e040/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test3-2.i[33021,33034] [2021-11-23 01:35:36,606 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_c0f5d018-e7a6-4c73-ad26-f39d6b88e040/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test3-2.i[44590,44603] [2021-11-23 01:35:36,616 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:35:36,661 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:35:36,662 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:35:36 WrapperNode [2021-11-23 01:35:36,662 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:35:36,664 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:35:36,664 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:35:36,664 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:35:36,673 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:35:36" (1/1) ... [2021-11-23 01:35:36,742 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:35:36" (1/1) ... [2021-11-23 01:35:36,941 INFO L137 Inliner]: procedures = 177, calls = 336, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1189 [2021-11-23 01:35:36,942 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:35:36,943 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:35:36,943 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:35:36,943 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:35:36,955 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:35:36" (1/1) ... [2021-11-23 01:35:36,955 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:35:36" (1/1) ... [2021-11-23 01:35:36,984 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:35:36" (1/1) ... [2021-11-23 01:35:36,985 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:35:36" (1/1) ... [2021-11-23 01:35:37,084 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:35:36" (1/1) ... [2021-11-23 01:35:37,121 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:35:36" (1/1) ... [2021-11-23 01:35:37,132 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:35:36" (1/1) ... [2021-11-23 01:35:37,153 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:35:37,161 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:35:37,162 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:35:37,163 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:35:37,166 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:35:36" (1/1) ... [2021-11-23 01:35:37,177 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:35:37,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0f5d018-e7a6-4c73-ad26-f39d6b88e040/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:35:37,211 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0f5d018-e7a6-4c73-ad26-f39d6b88e040/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:35:37,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0f5d018-e7a6-4c73-ad26-f39d6b88e040/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:35:37,286 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:35:37,287 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 01:35:37,287 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 01:35:37,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:35:37,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 01:35:37,288 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 01:35:37,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:35:37,289 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:35:37,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 01:35:37,290 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:35:37,290 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 01:35:37,291 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 01:35:37,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:35:37,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:35:37,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:35:37,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:35:37,634 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:35:37,637 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:35:39,213 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:35:39,867 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:35:39,867 INFO L301 CfgBuilder]: Removed 72 assume(true) statements. [2021-11-23 01:35:39,873 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:35:39 BoogieIcfgContainer [2021-11-23 01:35:39,874 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:35:39,875 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:35:39,875 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:35:39,889 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:35:39,890 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:35:39" (1/1) ... [2021-11-23 01:35:39,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:35:40,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:40,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 147 states and 248 transitions. [2021-11-23 01:35:40,030 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 248 transitions. [2021-11-23 01:35:40,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 01:35:40,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:40,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:40,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:40,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 01:35:40,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:40,405 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 [2021-11-23 01:35:40,532 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 27 treesize of output 15 [2021-11-23 01:35:40,553 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 01:35:40,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:40,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 150 states and 253 transitions. [2021-11-23 01:35:40,636 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 253 transitions. [2021-11-23 01:35:40,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 01:35:40,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:40,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:40,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:40,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 01:35:40,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:40,753 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 [2021-11-23 01:35:40,800 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 27 treesize of output 15 [2021-11-23 01:35:40,814 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 01:35:40,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:40,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 151 states and 254 transitions. [2021-11-23 01:35:40,837 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 254 transitions. [2021-11-23 01:35:40,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:35:40,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:40,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:40,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:40,899 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 01:35:40,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:40,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 151 states and 253 transitions. [2021-11-23 01:35:40,922 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 253 transitions. [2021-11-23 01:35:40,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:35:40,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:40,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:41,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:41,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:35:41,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:41,072 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 01:35:41,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:41,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 151 states and 251 transitions. [2021-11-23 01:35:41,079 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 251 transitions. [2021-11-23 01:35:41,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:35:41,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:41,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:41,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:41,212 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 01:35:41,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:41,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 151 states and 250 transitions. [2021-11-23 01:35:41,379 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 250 transitions. [2021-11-23 01:35:41,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:35:41,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:41,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:41,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:41,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:35:41,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:41,510 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 01:35:41,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:41,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 151 states and 246 transitions. [2021-11-23 01:35:41,522 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 246 transitions. [2021-11-23 01:35:41,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:35:41,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:41,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:41,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:41,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:35:41,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:41,673 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 01:35:41,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:41,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 151 states and 240 transitions. [2021-11-23 01:35:41,689 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 240 transitions. [2021-11-23 01:35:41,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:35:41,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:41,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:41,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:41,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:35:41,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:41,883 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 01:35:42,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:42,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 151 states and 232 transitions. [2021-11-23 01:35:42,046 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 232 transitions. [2021-11-23 01:35:42,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:35:42,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:42,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:42,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:42,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:35:42,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:42,358 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 01:35:42,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:42,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 165 states and 249 transitions. [2021-11-23 01:35:42,884 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 249 transitions. [2021-11-23 01:35:42,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:35:42,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:42,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:42,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:42,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:35:43,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:43,063 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 01:35:43,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:43,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 165 states and 247 transitions. [2021-11-23 01:35:43,078 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 247 transitions. [2021-11-23 01:35:43,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:35:43,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:43,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:43,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:43,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:35:43,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:43,256 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 01:35:43,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:43,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 165 states and 245 transitions. [2021-11-23 01:35:43,264 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 245 transitions. [2021-11-23 01:35:43,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:35:43,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:43,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:43,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:43,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:35:43,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:43,557 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 01:35:43,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:43,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 168 states and 247 transitions. [2021-11-23 01:35:43,586 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 247 transitions. [2021-11-23 01:35:43,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:35:43,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:43,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:44,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:44,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:35:44,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:44,261 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:44,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:44,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 170 states and 251 transitions. [2021-11-23 01:35:44,392 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 251 transitions. [2021-11-23 01:35:44,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:35:44,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:44,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:44,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:44,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 01:35:44,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:45,035 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:35:45,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:45,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 172 states and 254 transitions. [2021-11-23 01:35:45,502 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 254 transitions. [2021-11-23 01:35:45,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:35:45,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:45,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:45,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:45,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 01:35:45,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:46,157 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:35:46,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:46,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 174 states and 259 transitions. [2021-11-23 01:35:46,708 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 259 transitions. [2021-11-23 01:35:46,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:35:46,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:46,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:47,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:47,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:35:47,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:47,812 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:35:48,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:48,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 176 states and 263 transitions. [2021-11-23 01:35:48,756 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 263 transitions. [2021-11-23 01:35:48,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:35:48,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:48,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:48,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:48,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:35:48,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:49,447 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 26 proven. 10 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:35:50,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:50,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 173 states and 259 transitions. [2021-11-23 01:35:50,225 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 259 transitions. [2021-11-23 01:35:50,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:35:50,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:50,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:50,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:50,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:35:50,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:51,125 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 16 proven. 25 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:35:51,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:51,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 173 states and 259 transitions. [2021-11-23 01:35:51,714 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 259 transitions. [2021-11-23 01:35:51,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:35:51,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:51,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:52,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:52,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-23 01:35:52,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:53,012 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 27 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:35:53,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:53,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 175 states and 265 transitions. [2021-11-23 01:35:53,950 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 265 transitions. [2021-11-23 01:35:53,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:35:53,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:53,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:54,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:54,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:35:54,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:54,779 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 7 proven. 55 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:35:55,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:55,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 175 states and 265 transitions. [2021-11-23 01:35:55,189 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 265 transitions. [2021-11-23 01:35:55,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:35:55,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:55,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:55,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:55,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-23 01:35:55,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:35:56,293 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:35:57,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:57,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 177 states and 268 transitions. [2021-11-23 01:35:57,209 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 268 transitions. [2021-11-23 01:35:57,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:35:57,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:57,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:59,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:59,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-23 01:35:59,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:36:00,247 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 51 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:36:01,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:01,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 179 states and 271 transitions. [2021-11-23 01:36:01,672 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 271 transitions. [2021-11-23 01:36:01,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:36:01,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:01,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:03,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:03,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:36:03,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:36:03,982 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 66 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:36:06,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:06,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 181 states and 276 transitions. [2021-11-23 01:36:06,404 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 276 transitions. [2021-11-23 01:36:06,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:36:06,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:06,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:08,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:08,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-23 01:36:08,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:36:09,442 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 10 proven. 136 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:36:11,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:11,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 181 states and 276 transitions. [2021-11-23 01:36:11,042 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 276 transitions. [2021-11-23 01:36:11,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:36:11,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:11,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:12,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:12,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-23 01:36:12,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:36:12,601 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 83 proven. 36 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:36:14,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:14,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 183 states and 280 transitions. [2021-11-23 01:36:14,223 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 280 transitions. [2021-11-23 01:36:14,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:36:14,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:14,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:14,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:14,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-23 01:36:14,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:36:15,704 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 102 proven. 45 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 01:36:17,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:17,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 185 states and 292 transitions. [2021-11-23 01:36:17,935 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 292 transitions. [2021-11-23 01:36:17,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:36:17,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:17,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:22,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:22,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-23 01:36:22,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:36:23,493 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 12 proven. 210 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:36:24,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:24,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 185 states and 292 transitions. [2021-11-23 01:36:24,841 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 292 transitions. [2021-11-23 01:36:24,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:36:24,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:24,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:26,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:26,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-23 01:36:26,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:36:26,979 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 12 proven. 210 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:36:26,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:26,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 185 states and 292 transitions. [2021-11-23 01:36:26,990 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 292 transitions. [2021-11-23 01:36:26,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:36:26,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:26,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:28,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:28,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-23 01:36:28,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:36:28,762 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 12 proven. 210 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:36:28,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:28,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 185 states and 292 transitions. [2021-11-23 01:36:28,776 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 292 transitions. [2021-11-23 01:36:28,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:36:28,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:28,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:31,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:31,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:36:31,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:36:31,292 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 123 proven. 55 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 01:36:32,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:32,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 187 states and 305 transitions. [2021-11-23 01:36:32,421 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 305 transitions. [2021-11-23 01:36:32,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:36:32,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:32,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:36,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:36,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-23 01:36:36,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:36:37,446 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 146 proven. 66 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-23 01:36:40,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:40,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 189 states and 308 transitions. [2021-11-23 01:36:40,456 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 308 transitions. [2021-11-23 01:36:40,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:36:40,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:40,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:42,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:42,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 54 conjunts are in the unsatisfiable core [2021-11-23 01:36:42,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:36:44,002 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 27 proven. 287 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 01:36:46,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:46,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 189 states and 308 transitions. [2021-11-23 01:36:46,236 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 308 transitions. [2021-11-23 01:36:46,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:36:46,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:46,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:49,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:49,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-23 01:36:49,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:36:49,801 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 171 proven. 78 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-23 01:36:51,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:51,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 191 states and 311 transitions. [2021-11-23 01:36:51,399 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 311 transitions. [2021-11-23 01:36:51,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 01:36:51,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:51,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:56,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:56,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-23 01:36:56,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:36:58,330 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 198 proven. 91 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2021-11-23 01:37:02,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:02,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 193 states and 327 transitions. [2021-11-23 01:37:02,593 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 327 transitions. [2021-11-23 01:37:02,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:37:02,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:02,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:10,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:10,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 426 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-23 01:37:10,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:12,179 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 226 proven. 105 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-11-23 01:37:14,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:14,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 193 states and 327 transitions. [2021-11-23 01:37:14,463 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 327 transitions. [2021-11-23 01:37:14,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:37:14,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:14,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:18,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:18,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 426 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-23 01:37:18,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:21,808 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 227 proven. 105 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-23 01:37:29,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:29,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 195 states and 318 transitions. [2021-11-23 01:37:29,011 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 318 transitions. [2021-11-23 01:37:29,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 01:37:29,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:29,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:32,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:32,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 438 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-23 01:37:32,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:33,924 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 257 proven. 120 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-11-23 01:37:36,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:36,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 195 states and 318 transitions. [2021-11-23 01:37:36,795 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 318 transitions. [2021-11-23 01:37:36,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 01:37:36,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:36,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:39,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:39,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 438 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-23 01:37:39,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:40,001 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 258 proven. 120 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2021-11-23 01:37:42,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:42,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 197 states and 336 transitions. [2021-11-23 01:37:42,346 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 336 transitions. [2021-11-23 01:37:42,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 01:37:42,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:42,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:47,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:47,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 450 conjuncts, 37 conjunts are in the unsatisfiable core [2021-11-23 01:37:47,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:49,376 INFO L134 CoverageAnalysis]: Checked inductivity of 563 backedges. 291 proven. 136 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2021-11-23 01:37:55,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:55,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 199 states and 356 transitions. [2021-11-23 01:37:55,209 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 356 transitions. [2021-11-23 01:37:55,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 01:37:55,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:55,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:58,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:58,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 462 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-23 01:37:58,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:00,928 INFO L134 CoverageAnalysis]: Checked inductivity of 632 backedges. 326 proven. 153 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2021-11-23 01:38:07,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:07,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 201 states and 376 transitions. [2021-11-23 01:38:07,219 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 376 transitions. [2021-11-23 01:38:07,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 01:38:07,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:07,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:11,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:11,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 474 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-23 01:38:11,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:14,571 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 362 proven. 171 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-23 01:38:17,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:17,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 201 states and 376 transitions. [2021-11-23 01:38:17,899 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 376 transitions. [2021-11-23 01:38:17,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 01:38:17,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:17,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:22,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:22,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 474 conjuncts, 41 conjunts are in the unsatisfiable core [2021-11-23 01:38:22,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:24,271 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 362 proven. 171 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-23 01:38:25,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:25,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 201 states and 376 transitions. [2021-11-23 01:38:25,603 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 376 transitions. [2021-11-23 01:38:25,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 01:38:25,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:25,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:28,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:28,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 474 conjuncts, 41 conjunts are in the unsatisfiable core [2021-11-23 01:38:28,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:28,921 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 363 proven. 171 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2021-11-23 01:38:30,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:30,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 203 states and 397 transitions. [2021-11-23 01:38:30,344 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 397 transitions. [2021-11-23 01:38:30,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 01:38:30,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:30,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:35,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:35,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 68 conjunts are in the unsatisfiable core [2021-11-23 01:38:35,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:44,919 INFO L134 CoverageAnalysis]: Checked inductivity of 782 backedges. 402 proven. 190 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2021-11-23 01:39:05,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:05,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 205 states and 359 transitions. [2021-11-23 01:39:05,087 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 359 transitions. [2021-11-23 01:39:05,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 01:39:05,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:05,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:07,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:07,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 498 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-23 01:39:07,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:12,684 INFO L134 CoverageAnalysis]: Checked inductivity of 863 backedges. 442 proven. 210 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2021-11-23 01:39:19,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:19,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 205 states and 359 transitions. [2021-11-23 01:39:19,781 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 359 transitions. [2021-11-23 01:39:19,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 01:39:19,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:19,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:23,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:23,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 498 conjuncts, 45 conjunts are in the unsatisfiable core [2021-11-23 01:39:23,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:26,632 INFO L134 CoverageAnalysis]: Checked inductivity of 863 backedges. 442 proven. 210 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2021-11-23 01:39:29,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:29,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 205 states and 359 transitions. [2021-11-23 01:39:29,167 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 359 transitions. [2021-11-23 01:39:29,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 01:39:29,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:29,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:39,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-23 01:39:39,336 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 01:39:39,341 INFO L158 Benchmark]: Toolchain (without parser) took 243935.41ms. Allocated memory was 104.9MB in the beginning and 299.9MB in the end (delta: 195.0MB). Free memory was 70.2MB in the beginning and 186.1MB in the end (delta: -115.9MB). Peak memory consumption was 80.7MB. Max. memory is 16.1GB. [2021-11-23 01:39:39,341 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 104.9MB. Free memory was 57.5MB in the beginning and 57.5MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:39:39,342 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1253.40ms. Allocated memory is still 104.9MB. Free memory was 70.2MB in the beginning and 55.9MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 01:39:39,343 INFO L158 Benchmark]: Boogie Procedure Inliner took 278.38ms. Allocated memory was 104.9MB in the beginning and 130.0MB in the end (delta: 25.2MB). Free memory was 55.9MB in the beginning and 101.4MB in the end (delta: -45.5MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. [2021-11-23 01:39:39,344 INFO L158 Benchmark]: Boogie Preprocessor took 217.49ms. Allocated memory is still 130.0MB. Free memory was 101.4MB in the beginning and 93.9MB in the end (delta: 7.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 01:39:39,344 INFO L158 Benchmark]: RCFGBuilder took 2712.80ms. Allocated memory was 130.0MB in the beginning and 199.2MB in the end (delta: 69.2MB). Free memory was 93.9MB in the beginning and 115.6MB in the end (delta: -21.7MB). Peak memory consumption was 59.0MB. Max. memory is 16.1GB. [2021-11-23 01:39:39,345 INFO L158 Benchmark]: CodeCheck took 239464.20ms. Allocated memory was 199.2MB in the beginning and 299.9MB in the end (delta: 100.7MB). Free memory was 115.6MB in the beginning and 186.1MB in the end (delta: -70.5MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. [2021-11-23 01:39:39,348 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 0.42ms. Allocated memory is still 104.9MB. Free memory was 57.5MB in the beginning and 57.5MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1253.40ms. Allocated memory is still 104.9MB. Free memory was 70.2MB in the beginning and 55.9MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 278.38ms. Allocated memory was 104.9MB in the beginning and 130.0MB in the end (delta: 25.2MB). Free memory was 55.9MB in the beginning and 101.4MB in the end (delta: -45.5MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 217.49ms. Allocated memory is still 130.0MB. Free memory was 101.4MB in the beginning and 93.9MB in the end (delta: 7.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2712.80ms. Allocated memory was 130.0MB in the beginning and 199.2MB in the end (delta: 69.2MB). Free memory was 93.9MB in the beginning and 115.6MB in the end (delta: -21.7MB). Peak memory consumption was 59.0MB. Max. memory is 16.1GB. * CodeCheck took 239464.20ms. Allocated memory was 199.2MB in the beginning and 299.9MB in the end (delta: 100.7MB). Free memory was 115.6MB in the beginning and 186.1MB in the end (delta: -70.5MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:39:39,512 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0f5d018-e7a6-4c73-ad26-f39d6b88e040/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0f5d018-e7a6-4c73-ad26-f39d6b88e040/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