./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d26b0779-58b6-48a8-98d3-09e6a309b9e7/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d26b0779-58b6-48a8-98d3-09e6a309b9e7/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d26b0779-58b6-48a8-98d3-09e6a309b9e7/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d26b0779-58b6-48a8-98d3-09e6a309b9e7/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d26b0779-58b6-48a8-98d3-09e6a309b9e7/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d26b0779-58b6-48a8-98d3-09e6a309b9e7/bin/ukojak-d1pc8ZmBRL --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash adfc1710e761824cc0d761ee45a1724b8fd34135f47dcc82b27f8b64b97ca013 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 07:26:40,359 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 07:26:40,361 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 07:26:40,394 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 07:26:40,394 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 07:26:40,396 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 07:26:40,397 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 07:26:40,400 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 07:26:40,402 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 07:26:40,403 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 07:26:40,404 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 07:26:40,405 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 07:26:40,406 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 07:26:40,407 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 07:26:40,409 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 07:26:40,410 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 07:26:40,411 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 07:26:40,412 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 07:26:40,414 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 07:26:40,416 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 07:26:40,418 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 07:26:40,419 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 07:26:40,421 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 07:26:40,422 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 07:26:40,425 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 07:26:40,425 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 07:26:40,426 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 07:26:40,427 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 07:26:40,428 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 07:26:40,429 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 07:26:40,429 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 07:26:40,430 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 07:26:40,431 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 07:26:40,432 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 07:26:40,433 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 07:26:40,433 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 07:26:40,434 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 07:26:40,435 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 07:26:40,435 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 07:26:40,436 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 07:26:40,437 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 07:26:40,438 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d26b0779-58b6-48a8-98d3-09e6a309b9e7/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-25 07:26:40,463 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 07:26:40,463 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 07:26:40,464 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 07:26:40,464 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 07:26:40,465 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 07:26:40,465 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 07:26:40,466 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 07:26:40,466 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 07:26:40,466 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 07:26:40,466 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 07:26:40,466 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 07:26:40,466 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 07:26:40,467 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 07:26:40,467 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 07:26:40,467 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 07:26:40,467 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 07:26:40,467 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 07:26:40,468 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 07:26:40,468 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 07:26:40,468 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 07:26:40,468 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 07:26:40,468 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 07:26:40,468 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 07:26:40,469 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:26:40,469 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 07:26:40,469 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 07:26:40,469 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 07:26:40,469 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 07:26:40,470 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 07:26:40,470 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 07:26:40,470 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_d26b0779-58b6-48a8-98d3-09e6a309b9e7/bin/ukojak-d1pc8ZmBRL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d26b0779-58b6-48a8-98d3-09e6a309b9e7/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> adfc1710e761824cc0d761ee45a1724b8fd34135f47dcc82b27f8b64b97ca013 [2021-11-25 07:26:40,726 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 07:26:40,747 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 07:26:40,749 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 07:26:40,750 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 07:26:40,751 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 07:26:40,753 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d26b0779-58b6-48a8-98d3-09e6a309b9e7/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-1.i [2021-11-25 07:26:40,832 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d26b0779-58b6-48a8-98d3-09e6a309b9e7/bin/ukojak-d1pc8ZmBRL/data/87642a008/f36bed5e5de44f89bc46146588d7e9eb/FLAG3ff315f98 [2021-11-25 07:26:41,460 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 07:26:41,465 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d26b0779-58b6-48a8-98d3-09e6a309b9e7/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-1.i [2021-11-25 07:26:41,489 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d26b0779-58b6-48a8-98d3-09e6a309b9e7/bin/ukojak-d1pc8ZmBRL/data/87642a008/f36bed5e5de44f89bc46146588d7e9eb/FLAG3ff315f98 [2021-11-25 07:26:41,676 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d26b0779-58b6-48a8-98d3-09e6a309b9e7/bin/ukojak-d1pc8ZmBRL/data/87642a008/f36bed5e5de44f89bc46146588d7e9eb [2021-11-25 07:26:41,678 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 07:26:41,680 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 07:26:41,696 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 07:26:41,696 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 07:26:41,699 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 07:26:41,700 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:26:41" (1/1) ... [2021-11-25 07:26:41,701 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66204529 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:26:41, skipping insertion in model container [2021-11-25 07:26:41,701 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:26:41" (1/1) ... [2021-11-25 07:26:41,708 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 07:26:41,792 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 07:26:42,299 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_d26b0779-58b6-48a8-98d3-09e6a309b9e7/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-1.i[33021,33034] [2021-11-25 07:26:42,495 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_d26b0779-58b6-48a8-98d3-09e6a309b9e7/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-1.i[49681,49694] [2021-11-25 07:26:42,515 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:26:42,523 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 07:26:42,576 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_d26b0779-58b6-48a8-98d3-09e6a309b9e7/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-1.i[33021,33034] [2021-11-25 07:26:42,686 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_d26b0779-58b6-48a8-98d3-09e6a309b9e7/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-1.i[49681,49694] [2021-11-25 07:26:42,688 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:26:42,734 INFO L208 MainTranslator]: Completed translation [2021-11-25 07:26:42,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:26:42 WrapperNode [2021-11-25 07:26:42,736 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 07:26:42,737 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 07:26:42,737 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 07:26:42,737 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 07:26:42,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:26:42" (1/1) ... [2021-11-25 07:26:42,812 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:26:42" (1/1) ... [2021-11-25 07:26:42,948 INFO L137 Inliner]: procedures = 177, calls = 388, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1412 [2021-11-25 07:26:42,949 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 07:26:42,950 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 07:26:42,950 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 07:26:42,950 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 07:26:42,958 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:26:42" (1/1) ... [2021-11-25 07:26:42,959 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:26:42" (1/1) ... [2021-11-25 07:26:42,987 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:26:42" (1/1) ... [2021-11-25 07:26:42,987 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:26:42" (1/1) ... [2021-11-25 07:26:43,045 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:26:42" (1/1) ... [2021-11-25 07:26:43,059 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:26:42" (1/1) ... [2021-11-25 07:26:43,065 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:26:42" (1/1) ... [2021-11-25 07:26:43,075 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 07:26:43,076 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 07:26:43,076 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 07:26:43,076 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 07:26:43,077 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:26:42" (1/1) ... [2021-11-25 07:26:43,085 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:26:43,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d26b0779-58b6-48a8-98d3-09e6a309b9e7/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 07:26:43,109 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d26b0779-58b6-48a8-98d3-09e6a309b9e7/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 07:26:43,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d26b0779-58b6-48a8-98d3-09e6a309b9e7/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 07:26:43,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 07:26:43,169 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 07:26:43,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 07:26:43,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 07:26:43,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 07:26:43,169 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 07:26:43,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 07:26:43,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 07:26:43,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 07:26:43,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 07:26:43,170 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-25 07:26:43,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 07:26:43,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 07:26:43,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 07:26:43,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 07:26:43,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 07:26:43,452 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 07:26:43,454 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 07:26:44,678 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 07:26:45,158 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 07:26:45,158 INFO L301 CfgBuilder]: Removed 83 assume(true) statements. [2021-11-25 07:26:45,161 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:26:45 BoogieIcfgContainer [2021-11-25 07:26:45,161 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 07:26:45,162 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 07:26:45,162 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 07:26:45,172 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 07:26:45,172 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:26:45" (1/1) ... [2021-11-25 07:26:45,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 07:26:45,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:26:45,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 164 states and 279 transitions. [2021-11-25 07:26:45,242 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 279 transitions. [2021-11-25 07:26:45,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-25 07:26:45,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:26:45,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:26:45,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:26:45,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:26:45,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:26:45,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:26:45,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:26:45,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 166 states and 282 transitions. [2021-11-25 07:26:45,526 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 282 transitions. [2021-11-25 07:26:45,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 07:26:45,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:26:45,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:26:45,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:26:45,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:26:45,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:26:45,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:26:45,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:26:45,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 165 states and 281 transitions. [2021-11-25 07:26:45,685 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 281 transitions. [2021-11-25 07:26:45,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 07:26:45,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:26:45,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:26:45,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:26:45,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:26:45,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:26:45,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:26:45,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:26:45,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 165 states and 277 transitions. [2021-11-25 07:26:45,798 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 277 transitions. [2021-11-25 07:26:45,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 07:26:45,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:26:45,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:26:45,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:26:45,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:26:45,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:26:45,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:26:45,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:26:45,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 165 states and 269 transitions. [2021-11-25 07:26:45,969 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 269 transitions. [2021-11-25 07:26:45,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 07:26:45,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:26:45,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:26:46,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:26:46,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:26:46,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:26:46,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:26:46,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:26:46,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 165 states and 257 transitions. [2021-11-25 07:26:46,161 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 257 transitions. [2021-11-25 07:26:46,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:26:46,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:26:46,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:26:47,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:26:47,141 INFO L263 TraceCheckSpWp]: Trace formula consists of 2754 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:26:47,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:26:47,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:26:47,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:26:47,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 165 states and 245 transitions. [2021-11-25 07:26:47,309 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 245 transitions. [2021-11-25 07:26:47,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 07:26:47,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:26:47,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:26:48,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:26:48,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 3028 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:26:48,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:26:48,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:26:48,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:26:48,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 210 states and 301 transitions. [2021-11-25 07:26:48,940 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 301 transitions. [2021-11-25 07:26:48,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 07:26:48,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:26:48,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:26:49,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:26:49,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 1811 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:26:49,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:26:49,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:26:49,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:26:49,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 210 states and 299 transitions. [2021-11-25 07:26:49,636 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 299 transitions. [2021-11-25 07:26:49,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 07:26:49,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:26:49,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:26:50,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:26:50,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 1811 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:26:50,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:26:50,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:26:50,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:26:50,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 210 states and 297 transitions. [2021-11-25 07:26:50,395 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 297 transitions. [2021-11-25 07:26:50,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:26:50,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:26:50,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:26:51,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:26:51,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 3029 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:26:51,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:26:51,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:26:51,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:26:51,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 256 states and 355 transitions. [2021-11-25 07:26:51,921 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 355 transitions. [2021-11-25 07:26:51,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:26:51,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:26:51,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:26:52,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:26:52,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 1838 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:26:52,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:26:52,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:26:52,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:26:52,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 256 states and 353 transitions. [2021-11-25 07:26:52,537 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 353 transitions. [2021-11-25 07:26:52,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:26:52,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:26:52,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:26:53,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:26:53,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 1838 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:26:53,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:26:53,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:26:53,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:26:53,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 256 states and 351 transitions. [2021-11-25 07:26:53,209 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 351 transitions. [2021-11-25 07:26:53,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:26:53,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:26:53,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:26:54,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:26:54,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 3042 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:26:54,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:26:54,255 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:26:54,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:26:54,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 256 states and 349 transitions. [2021-11-25 07:26:54,265 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 349 transitions. [2021-11-25 07:26:54,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:26:54,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:26:54,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:26:55,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:26:55,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 3058 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:26:55,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:26:55,504 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:26:55,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:26:55,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 290 states and 391 transitions. [2021-11-25 07:26:55,763 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 391 transitions. [2021-11-25 07:26:55,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:26:55,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:26:55,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:26:56,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:26:56,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 3042 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:26:56,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:26:56,766 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:26:56,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:26:56,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 290 states and 389 transitions. [2021-11-25 07:26:56,782 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 389 transitions. [2021-11-25 07:26:56,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:26:56,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:26:56,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:26:57,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:26:57,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 3043 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:26:57,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:26:57,676 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:26:57,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:26:57,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 293 states and 391 transitions. [2021-11-25 07:26:57,701 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 391 transitions. [2021-11-25 07:26:57,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:26:57,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:26:57,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:26:58,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:26:58,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 3071 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:26:58,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:26:58,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:26:58,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:26:58,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 293 states and 389 transitions. [2021-11-25 07:26:58,758 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 389 transitions. [2021-11-25 07:26:58,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:26:58,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:26:58,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:26:59,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:26:59,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 3043 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:26:59,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:26:59,640 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:26:59,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:26:59,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 296 states and 391 transitions. [2021-11-25 07:26:59,670 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 391 transitions. [2021-11-25 07:26:59,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:26:59,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:26:59,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:00,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:00,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 3044 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:27:00,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:00,696 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:27:00,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:00,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 299 states and 393 transitions. [2021-11-25 07:27:00,736 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 393 transitions. [2021-11-25 07:27:00,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:27:00,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:00,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:01,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:01,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 3044 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:27:01,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:01,639 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:27:01,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:01,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 302 states and 395 transitions. [2021-11-25 07:27:01,686 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 395 transitions. [2021-11-25 07:27:01,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 07:27:01,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:01,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:02,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:02,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 3073 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:27:02,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:02,958 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:27:02,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:02,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 305 states and 397 transitions. [2021-11-25 07:27:02,985 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 397 transitions. [2021-11-25 07:27:02,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 07:27:02,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:02,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:03,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:03,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 3073 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:27:03,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:04,210 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:27:04,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:04,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 308 states and 399 transitions. [2021-11-25 07:27:04,235 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 399 transitions. [2021-11-25 07:27:04,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 07:27:04,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:04,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:05,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:05,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 3283 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:27:05,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:05,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:27:05,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:05,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 308 states and 398 transitions. [2021-11-25 07:27:05,437 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 398 transitions. [2021-11-25 07:27:05,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 07:27:05,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:05,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:06,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:06,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 3289 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:27:06,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:06,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:27:06,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:06,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 317 states and 409 transitions. [2021-11-25 07:27:06,824 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 409 transitions. [2021-11-25 07:27:06,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 07:27:06,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:06,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:07,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:07,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 2165 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:27:07,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:07,771 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:27:07,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:07,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 326 states and 419 transitions. [2021-11-25 07:27:07,811 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 419 transitions. [2021-11-25 07:27:07,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 07:27:07,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:07,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:08,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:08,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 2165 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:27:08,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:08,594 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:27:08,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:08,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 335 states and 429 transitions. [2021-11-25 07:27:08,626 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 429 transitions. [2021-11-25 07:27:08,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 07:27:08,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:08,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:09,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:09,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 3290 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:27:09,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:09,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:27:10,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:10,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 344 states and 440 transitions. [2021-11-25 07:27:10,046 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 440 transitions. [2021-11-25 07:27:10,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 07:27:10,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:10,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:10,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:10,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 2166 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:27:10,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:10,761 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:27:10,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:10,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 353 states and 450 transitions. [2021-11-25 07:27:10,811 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 450 transitions. [2021-11-25 07:27:10,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 07:27:10,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:10,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:11,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:11,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 2166 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:27:11,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:11,641 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:27:11,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:11,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 362 states and 460 transitions. [2021-11-25 07:27:11,703 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 460 transitions. [2021-11-25 07:27:11,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 07:27:11,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:11,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:12,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:12,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 3319 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:27:12,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:12,840 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:27:13,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:13,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 371 states and 471 transitions. [2021-11-25 07:27:13,031 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 471 transitions. [2021-11-25 07:27:13,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 07:27:13,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:13,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:13,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:13,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 3306 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:27:13,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:14,038 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:27:14,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:14,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 372 states and 473 transitions. [2021-11-25 07:27:14,593 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 473 transitions. [2021-11-25 07:27:14,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 07:27:14,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:14,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:15,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:15,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 2195 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:27:15,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:15,631 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:27:15,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:15,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 385 states and 488 transitions. [2021-11-25 07:27:15,800 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 488 transitions. [2021-11-25 07:27:15,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 07:27:15,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:15,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:16,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:16,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 2195 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:27:16,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:16,785 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:27:16,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:16,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 394 states and 498 transitions. [2021-11-25 07:27:16,831 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 498 transitions. [2021-11-25 07:27:16,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 07:27:16,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:16,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:17,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:17,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 2210 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:27:17,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:17,743 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:27:17,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:17,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 397 states and 500 transitions. [2021-11-25 07:27:17,757 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 500 transitions. [2021-11-25 07:27:17,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 07:27:17,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:17,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:19,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:19,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 1332 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 07:27:19,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:19,205 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:27:19,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:19,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 397 states and 500 transitions. [2021-11-25 07:27:19,275 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 500 transitions. [2021-11-25 07:27:19,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 07:27:19,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:19,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:20,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:20,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 1332 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:27:20,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:20,418 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 07:27:20,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:20,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 399 states and 508 transitions. [2021-11-25 07:27:20,518 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 508 transitions. [2021-11-25 07:27:20,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-25 07:27:20,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:20,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:21,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:21,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 2474 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:27:21,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:21,396 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-25 07:27:22,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:22,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 400 states and 510 transitions. [2021-11-25 07:27:22,098 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 510 transitions. [2021-11-25 07:27:22,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-25 07:27:22,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:22,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:24,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:24,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 1392 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-25 07:27:24,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:24,406 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 28 proven. 5 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 07:27:24,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:24,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 400 states and 510 transitions. [2021-11-25 07:27:24,526 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 510 transitions. [2021-11-25 07:27:24,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-25 07:27:24,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:24,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:27,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:27,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 1392 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 07:27:27,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:27,654 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-25 07:27:27,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:27,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 402 states and 514 transitions. [2021-11-25 07:27:27,918 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 514 transitions. [2021-11-25 07:27:27,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-25 07:27:27,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:27,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:28,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:28,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 2533 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:27:28,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:29,133 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-25 07:27:30,668 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 07:27:30,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:30,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 403 states and 516 transitions. [2021-11-25 07:27:30,707 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 516 transitions. [2021-11-25 07:27:30,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-25 07:27:30,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:30,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:31,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:31,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 2750 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:27:31,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:31,582 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-25 07:27:31,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:31,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 403 states and 514 transitions. [2021-11-25 07:27:31,594 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 514 transitions. [2021-11-25 07:27:31,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-25 07:27:31,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:31,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:32,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:32,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 2751 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:27:32,553 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:32,798 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-25 07:27:34,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:34,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 406 states and 516 transitions. [2021-11-25 07:27:34,124 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 516 transitions. [2021-11-25 07:27:34,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-25 07:27:34,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:34,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:44,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-25 07:27:44,639 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-25 07:27:44,642 INFO L158 Benchmark]: Toolchain (without parser) took 62962.04ms. Allocated memory was 107.0MB in the beginning and 1.7GB in the end (delta: 1.6GB). Free memory was 65.6MB in the beginning and 1.1GB in the end (delta: -1.1GB). Peak memory consumption was 525.9MB. Max. memory is 16.1GB. [2021-11-25 07:27:44,643 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 107.0MB. Free memory is still 85.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 07:27:44,644 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1040.10ms. Allocated memory is still 107.0MB. Free memory was 65.5MB in the beginning and 54.0MB in the end (delta: 11.5MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. [2021-11-25 07:27:44,644 INFO L158 Benchmark]: Boogie Procedure Inliner took 212.43ms. Allocated memory was 107.0MB in the beginning and 153.1MB in the end (delta: 46.1MB). Free memory was 54.0MB in the beginning and 123.1MB in the end (delta: -69.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-25 07:27:44,645 INFO L158 Benchmark]: Boogie Preprocessor took 125.66ms. Allocated memory is still 153.1MB. Free memory was 122.2MB in the beginning and 113.5MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-25 07:27:44,646 INFO L158 Benchmark]: RCFGBuilder took 2085.08ms. Allocated memory was 153.1MB in the beginning and 203.4MB in the end (delta: 50.3MB). Free memory was 113.5MB in the beginning and 139.0MB in the end (delta: -25.5MB). Peak memory consumption was 61.5MB. Max. memory is 16.1GB. [2021-11-25 07:27:44,647 INFO L158 Benchmark]: CodeCheck took 59479.40ms. Allocated memory was 203.4MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 139.0MB in the beginning and 1.1GB in the end (delta: -1.0GB). Peak memory consumption was 501.9MB. Max. memory is 16.1GB. [2021-11-25 07:27:44,650 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 0.24ms. Allocated memory is still 107.0MB. Free memory is still 85.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1040.10ms. Allocated memory is still 107.0MB. Free memory was 65.5MB in the beginning and 54.0MB in the end (delta: 11.5MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 212.43ms. Allocated memory was 107.0MB in the beginning and 153.1MB in the end (delta: 46.1MB). Free memory was 54.0MB in the beginning and 123.1MB in the end (delta: -69.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 125.66ms. Allocated memory is still 153.1MB. Free memory was 122.2MB in the beginning and 113.5MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2085.08ms. Allocated memory was 153.1MB in the beginning and 203.4MB in the end (delta: 50.3MB). Free memory was 113.5MB in the beginning and 139.0MB in the end (delta: -25.5MB). Peak memory consumption was 61.5MB. Max. memory is 16.1GB. * CodeCheck took 59479.40ms. Allocated memory was 203.4MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 139.0MB in the beginning and 1.1GB in the end (delta: -1.0GB). Peak memory consumption was 501.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-25 07:27:44,808 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d26b0779-58b6-48a8-98d3-09e6a309b9e7/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d26b0779-58b6-48a8-98d3-09e6a309b9e7/bin/ukojak-d1pc8ZmBRL/config using search string *Overflow*32bit*_Bitvector*.epf No suitable settings file found using Overflow*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown