./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-ext3-properties/dll_nondet_free_order-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf5d230-ae87-4849-ab28-5573256d0d44/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf5d230-ae87-4849-ab28-5573256d0d44/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf5d230-ae87-4849-ab28-5573256d0d44/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf5d230-ae87-4849-ab28-5573256d0d44/bin/ukojak-Rh5K9KB4LI/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-ext3-properties/dll_nondet_free_order-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf5d230-ae87-4849-ab28-5573256d0d44/bin/ukojak-Rh5K9KB4LI/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf5d230-ae87-4849-ab28-5573256d0d44/bin/ukojak-Rh5K9KB4LI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2f737570030041640fd86c7d2770b30b4e6ee4ac0d1c521887700aab87fb1426 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf5d230-ae87-4849-ab28-5573256d0d44/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf5d230-ae87-4849-ab28-5573256d0d44/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf5d230-ae87-4849-ab28-5573256d0d44/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf5d230-ae87-4849-ab28-5573256d0d44/bin/ukojak-Rh5K9KB4LI/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-ext3-properties/dll_nondet_free_order-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf5d230-ae87-4849-ab28-5573256d0d44/bin/ukojak-Rh5K9KB4LI/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf5d230-ae87-4849-ab28-5573256d0d44/bin/ukojak-Rh5K9KB4LI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2f737570030041640fd86c7d2770b30b4e6ee4ac0d1c521887700aab87fb1426 .................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 03:17:21,002 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:17:21,004 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:17:21,065 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:17:21,066 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:17:21,071 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:17:21,073 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:17:21,078 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:17:21,081 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:17:21,088 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:17:21,089 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:17:21,091 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:17:21,092 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:17:21,095 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:17:21,098 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:17:21,103 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:17:21,106 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:17:21,107 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:17:21,110 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:17:21,119 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:17:21,121 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:17:21,123 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:17:21,127 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:17:21,128 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:17:21,138 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:17:21,139 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:17:21,140 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:17:21,142 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:17:21,143 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:17:21,144 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:17:21,145 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:17:21,146 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:17:21,148 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:17:21,150 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:17:21,152 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:17:21,152 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:17:21,153 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:17:21,154 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:17:21,154 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:17:21,155 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:17:21,156 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:17:21,157 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf5d230-ae87-4849-ab28-5573256d0d44/bin/ukojak-Rh5K9KB4LI/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-10-29 03:17:21,202 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:17:21,202 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:17:21,205 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:17:21,206 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:17:21,206 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:17:21,206 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:17:21,206 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 03:17:21,207 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:17:21,207 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:17:21,207 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:17:21,208 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-29 03:17:21,209 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-29 03:17:21,209 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-29 03:17:21,209 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:17:21,209 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:17:21,209 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:17:21,210 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:17:21,210 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:17:21,210 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:17:21,210 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:17:21,211 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:17:21,211 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:17:21,211 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:17:21,211 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:17:21,212 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_5cf5d230-ae87-4849-ab28-5573256d0d44/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf5d230-ae87-4849-ab28-5573256d0d44/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2f737570030041640fd86c7d2770b30b4e6ee4ac0d1c521887700aab87fb1426 [2021-10-29 03:17:21,544 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:17:21,577 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:17:21,580 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:17:21,581 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:17:21,582 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:17:21,583 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf5d230-ae87-4849-ab28-5573256d0d44/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/list-ext3-properties/dll_nondet_free_order-2.i [2021-10-29 03:17:21,659 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf5d230-ae87-4849-ab28-5573256d0d44/bin/ukojak-Rh5K9KB4LI/data/3bd9c8d69/d38c075530bc4e5f87b97baadbd9f85a/FLAG92f43ba4e [2021-10-29 03:17:22,301 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:17:22,303 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf5d230-ae87-4849-ab28-5573256d0d44/sv-benchmarks/c/list-ext3-properties/dll_nondet_free_order-2.i [2021-10-29 03:17:22,327 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf5d230-ae87-4849-ab28-5573256d0d44/bin/ukojak-Rh5K9KB4LI/data/3bd9c8d69/d38c075530bc4e5f87b97baadbd9f85a/FLAG92f43ba4e [2021-10-29 03:17:22,578 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf5d230-ae87-4849-ab28-5573256d0d44/bin/ukojak-Rh5K9KB4LI/data/3bd9c8d69/d38c075530bc4e5f87b97baadbd9f85a [2021-10-29 03:17:22,583 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:17:22,585 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:17:22,590 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:17:22,590 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:17:22,594 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:17:22,595 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:17:22" (1/1) ... [2021-10-29 03:17:22,600 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c5ca2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:17:22, skipping insertion in model container [2021-10-29 03:17:22,601 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:17:22" (1/1) ... [2021-10-29 03:17:22,609 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:17:22,666 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:17:23,008 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:17:23,015 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:17:23,060 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:17:23,088 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:17:23,088 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:17:23 WrapperNode [2021-10-29 03:17:23,089 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:17:23,090 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:17:23,090 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:17:23,090 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:17:23,098 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:17:23" (1/1) ... [2021-10-29 03:17:23,113 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:17:23" (1/1) ... [2021-10-29 03:17:23,140 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:17:23,141 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:17:23,141 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:17:23,141 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:17:23,149 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:17:23" (1/1) ... [2021-10-29 03:17:23,150 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:17:23" (1/1) ... [2021-10-29 03:17:23,154 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:17:23" (1/1) ... [2021-10-29 03:17:23,155 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:17:23" (1/1) ... [2021-10-29 03:17:23,164 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:17:23" (1/1) ... [2021-10-29 03:17:23,168 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:17:23" (1/1) ... [2021-10-29 03:17:23,170 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:17:23" (1/1) ... [2021-10-29 03:17:23,173 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:17:23,174 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:17:23,174 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:17:23,175 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:17:23,176 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:17:23" (1/1) ... [2021-10-29 03:17:23,198 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:17:23,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf5d230-ae87-4849-ab28-5573256d0d44/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:17:23,235 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf5d230-ae87-4849-ab28-5573256d0d44/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:17:23,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf5d230-ae87-4849-ab28-5573256d0d44/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:17:23,290 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-29 03:17:23,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-29 03:17:23,291 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-29 03:17:23,292 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 03:17:23,292 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:17:23,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:17:23,940 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:17:23,942 INFO L299 CfgBuilder]: Removed 13 assume(true) statements. [2021-10-29 03:17:23,946 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:17:23 BoogieIcfgContainer [2021-10-29 03:17:23,946 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:17:23,950 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:17:23,950 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:17:23,963 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:17:23,963 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:17:23" (1/1) ... [2021-10-29 03:17:23,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 03:17:24,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:17:24,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 123 states and 130 transitions. [2021-10-29 03:17:24,013 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 130 transitions. [2021-10-29 03:17:24,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-10-29 03:17:24,016 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:17:24,017 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:17:24,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:17:24,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:17:24,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:17:24,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 122 states and 129 transitions. [2021-10-29 03:17:24,283 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 129 transitions. [2021-10-29 03:17:24,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-10-29 03:17:24,284 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:17:24,284 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:17:24,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:17:24,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:17:24,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:17:24,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 121 states and 128 transitions. [2021-10-29 03:17:24,516 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 128 transitions. [2021-10-29 03:17:24,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-10-29 03:17:24,517 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:17:24,517 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:17:24,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:17:24,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:17:24,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:17:24,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 120 states and 127 transitions. [2021-10-29 03:17:24,597 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 127 transitions. [2021-10-29 03:17:24,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-10-29 03:17:24,598 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:17:24,598 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:17:24,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:17:24,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:17:24,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:17:24,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 119 states and 126 transitions. [2021-10-29 03:17:24,679 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 126 transitions. [2021-10-29 03:17:24,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-29 03:17:24,679 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:17:24,680 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:17:24,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:17:24,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:17:24,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:17:24,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 120 states and 128 transitions. [2021-10-29 03:17:24,863 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 128 transitions. [2021-10-29 03:17:24,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 03:17:24,870 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:17:24,870 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:17:24,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:17:24,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:17:24,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:17:24,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 119 states and 127 transitions. [2021-10-29 03:17:24,993 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 127 transitions. [2021-10-29 03:17:24,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 03:17:24,994 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:17:24,995 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:17:25,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:17:25,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:17:25,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:17:25,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 118 states and 126 transitions. [2021-10-29 03:17:25,226 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 126 transitions. [2021-10-29 03:17:25,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-29 03:17:25,227 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:17:25,229 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:17:25,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:17:25,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:17:25,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:17:25,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 122 states and 134 transitions. [2021-10-29 03:17:25,700 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 134 transitions. [2021-10-29 03:17:25,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-29 03:17:25,701 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:17:25,701 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:17:25,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:17:25,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:17:26,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:17:26,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 126 states and 145 transitions. [2021-10-29 03:17:26,274 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 145 transitions. [2021-10-29 03:17:26,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 03:17:26,274 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:17:26,275 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:17:26,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:17:26,326 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:17:26,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:17:26,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 130 states and 151 transitions. [2021-10-29 03:17:26,706 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 151 transitions. [2021-10-29 03:17:26,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 03:17:26,706 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:17:26,707 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:17:26,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:17:26,749 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:17:27,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:17:27,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 131 states and 155 transitions. [2021-10-29 03:17:27,059 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 155 transitions. [2021-10-29 03:17:27,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 03:17:27,060 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:17:27,061 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:17:27,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:17:27,125 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:17:27,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:17:27,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 132 states and 157 transitions. [2021-10-29 03:17:27,410 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 157 transitions. [2021-10-29 03:17:27,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-29 03:17:27,410 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:17:27,411 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:17:27,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:17:27,550 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:17:28,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:17:28,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 142 states and 183 transitions. [2021-10-29 03:17:28,760 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 183 transitions. [2021-10-29 03:17:28,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-29 03:17:28,762 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:17:28,762 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:17:28,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:17:29,001 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:17:30,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:17:30,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 152 states and 209 transitions. [2021-10-29 03:17:30,498 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 209 transitions. [2021-10-29 03:17:30,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:17:30,499 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:17:30,499 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:17:30,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:17:30,547 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:17:31,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:17:31,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 155 states and 213 transitions. [2021-10-29 03:17:31,287 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 213 transitions. [2021-10-29 03:17:31,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:17:31,288 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:17:31,288 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:17:31,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:17:31,321 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:17:32,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:17:32,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 158 states and 215 transitions. [2021-10-29 03:17:32,100 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 215 transitions. [2021-10-29 03:17:32,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:17:32,101 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:17:32,101 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:17:32,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:17:32,228 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 03:17:32,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:17:32,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 157 states and 214 transitions. [2021-10-29 03:17:32,326 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 214 transitions. [2021-10-29 03:17:32,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:17:32,327 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:17:32,327 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:17:32,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:17:32,472 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:17:32,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:17:32,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 158 states and 215 transitions. [2021-10-29 03:17:32,804 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 215 transitions. [2021-10-29 03:17:32,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:17:32,804 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:17:32,805 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:17:32,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:17:32,825 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 03:17:32,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:17:32,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 157 states and 214 transitions. [2021-10-29 03:17:32,838 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 214 transitions. [2021-10-29 03:17:32,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:17:32,839 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:17:32,840 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:17:32,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:17:33,163 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:17:33,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:17:33,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 158 states and 216 transitions. [2021-10-29 03:17:33,743 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 216 transitions. [2021-10-29 03:17:33,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 03:17:33,744 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:17:33,745 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:17:33,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:17:33,780 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:17:33,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:17:33,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 160 states and 219 transitions. [2021-10-29 03:17:33,793 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 219 transitions. [2021-10-29 03:17:33,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 03:17:33,794 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:17:33,794 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:17:33,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:17:34,645 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:17:38,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:17:38,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 171 states and 240 transitions. [2021-10-29 03:17:38,241 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 240 transitions. [2021-10-29 03:17:38,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 03:17:38,242 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:17:38,242 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:17:38,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:17:38,723 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:17:40,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:17:40,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 177 states and 252 transitions. [2021-10-29 03:17:40,874 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 252 transitions. [2021-10-29 03:17:40,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 03:17:40,876 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:17:40,876 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:17:40,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:17:41,275 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:17:45,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:17:45,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 185 states and 267 transitions. [2021-10-29 03:17:45,794 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 267 transitions. [2021-10-29 03:17:45,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-29 03:17:45,795 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:17:45,795 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:17:45,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:17:47,128 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:17:56,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:17:56,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 198 states and 295 transitions. [2021-10-29 03:17:56,826 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 295 transitions. [2021-10-29 03:17:56,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-29 03:17:56,827 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:17:56,827 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:17:56,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:17:57,783 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:18:09,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:18:09,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 215 states and 332 transitions. [2021-10-29 03:18:09,158 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 332 transitions. [2021-10-29 03:18:09,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-29 03:18:09,159 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:18:09,159 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:18:09,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:18:09,183 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 03:18:11,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:18:11,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 218 states and 339 transitions. [2021-10-29 03:18:11,094 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 339 transitions. [2021-10-29 03:18:11,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 03:18:11,095 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:18:11,096 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:18:11,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:18:11,393 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 19 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:18:14,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:18:14,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 105 states and 112 transitions. [2021-10-29 03:18:14,515 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 112 transitions. [2021-10-29 03:18:14,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 03:18:14,516 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:18:14,516 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:18:14,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:18:16,247 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:18:28,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:18:28,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 104 states and 111 transitions. [2021-10-29 03:18:28,128 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 111 transitions. [2021-10-29 03:18:28,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 03:18:28,128 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:18:28,129 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:18:28,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:18:28,891 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:18:36,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:18:36,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 103 states and 110 transitions. [2021-10-29 03:18:36,852 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 110 transitions. [2021-10-29 03:18:36,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 03:18:36,853 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:18:36,853 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:18:36,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:18:37,631 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:18:40,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:18:40,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 102 states and 109 transitions. [2021-10-29 03:18:40,520 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 109 transitions. [2021-10-29 03:18:40,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 03:18:40,524 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:18:40,525 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:18:40,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:18:40,614 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:18:43,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:18:43,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 101 states and 108 transitions. [2021-10-29 03:18:43,537 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 108 transitions. [2021-10-29 03:18:43,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 03:18:43,537 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:18:43,537 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:18:43,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:18:43,567 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:18:46,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:18:46,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 100 states and 107 transitions. [2021-10-29 03:18:46,880 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 107 transitions. [2021-10-29 03:18:46,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 03:18:46,880 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:18:46,881 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:18:46,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:18:46,946 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:18:49,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:18:49,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 99 states and 106 transitions. [2021-10-29 03:18:49,921 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 106 transitions. [2021-10-29 03:18:49,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 03:18:49,922 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:18:49,922 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:18:49,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:18:49,950 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:18:52,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:18:52,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 98 states and 105 transitions. [2021-10-29 03:18:52,374 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 105 transitions. [2021-10-29 03:18:52,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 03:18:52,375 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:18:52,375 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:18:52,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:18:52,407 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:18:52,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:18:52,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 97 states and 104 transitions. [2021-10-29 03:18:52,422 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 104 transitions. [2021-10-29 03:18:52,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 03:18:52,422 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:18:52,423 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:18:52,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:18:53,327 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:18:57,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:18:57,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 96 states and 103 transitions. [2021-10-29 03:18:57,317 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 103 transitions. [2021-10-29 03:18:57,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 03:18:57,317 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:18:57,317 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:18:57,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:18:57,391 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:19:00,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:00,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 95 states and 102 transitions. [2021-10-29 03:19:00,126 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 102 transitions. [2021-10-29 03:19:00,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 03:19:00,126 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:00,126 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:00,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:00,155 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:19:04,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:04,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 94 states and 101 transitions. [2021-10-29 03:19:04,630 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 101 transitions. [2021-10-29 03:19:04,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 03:19:04,631 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:04,631 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:04,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:04,906 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:19:08,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:08,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 93 states and 100 transitions. [2021-10-29 03:19:08,584 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 100 transitions. [2021-10-29 03:19:08,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 03:19:08,585 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:08,585 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:08,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:08,610 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:19:11,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:11,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 92 states and 99 transitions. [2021-10-29 03:19:11,369 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 99 transitions. [2021-10-29 03:19:11,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 03:19:11,369 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:11,369 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:11,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:11,400 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:19:11,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:11,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 91 states and 98 transitions. [2021-10-29 03:19:11,428 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 98 transitions. [2021-10-29 03:19:11,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 03:19:11,428 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:11,429 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:11,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:13,580 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:19:26,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:26,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 90 states and 97 transitions. [2021-10-29 03:19:26,885 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 97 transitions. [2021-10-29 03:19:26,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 03:19:26,885 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:26,886 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:26,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:28,236 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:19:41,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:41,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 89 states and 96 transitions. [2021-10-29 03:19:41,512 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 96 transitions. [2021-10-29 03:19:41,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 03:19:41,512 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:41,513 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:41,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:43,337 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:19:50,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:50,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 88 states and 95 transitions. [2021-10-29 03:19:50,990 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 95 transitions. [2021-10-29 03:19:50,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 03:19:50,990 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:50,990 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:51,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:55,166 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:20:22,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:20:22,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 87 states and 94 transitions. [2021-10-29 03:20:22,411 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 94 transitions. [2021-10-29 03:20:22,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 03:20:22,412 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:20:22,412 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:20:22,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:20:24,324 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:20:31,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:20:31,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 86 states and 93 transitions. [2021-10-29 03:20:31,416 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 93 transitions. [2021-10-29 03:20:31,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 03:20:31,417 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:20:31,417 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:20:31,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:20:31,509 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:20:31,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:20:31,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 85 states and 92 transitions. [2021-10-29 03:20:31,716 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 92 transitions. [2021-10-29 03:20:31,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 03:20:31,717 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:20:31,717 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:20:31,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:20:31,797 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:20:35,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:20:35,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 84 states and 91 transitions. [2021-10-29 03:20:35,218 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 91 transitions. [2021-10-29 03:20:35,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 03:20:35,219 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:20:35,219 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:20:35,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:20:35,267 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:20:38,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:20:38,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 83 states and 90 transitions. [2021-10-29 03:20:38,965 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 90 transitions. [2021-10-29 03:20:38,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 03:20:38,965 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:20:38,965 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:20:38,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:20:39,022 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:20:39,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:20:39,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 82 states and 89 transitions. [2021-10-29 03:20:39,076 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 89 transitions. [2021-10-29 03:20:39,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 03:20:39,077 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:20:39,077 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:20:39,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:20:39,107 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:20:39,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:20:39,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 81 states and 88 transitions. [2021-10-29 03:20:39,142 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 88 transitions. [2021-10-29 03:20:39,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 03:20:39,143 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:20:39,143 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:20:39,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:20:39,224 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:20:46,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:20:46,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 80 states and 87 transitions. [2021-10-29 03:20:46,998 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 87 transitions. [2021-10-29 03:20:46,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 03:20:46,999 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:20:46,999 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:20:47,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:20:47,077 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:20:50,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:20:50,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 79 states and 86 transitions. [2021-10-29 03:20:50,326 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 86 transitions. [2021-10-29 03:20:50,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 03:20:50,326 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:20:50,326 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:20:50,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:20:50,630 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:20:53,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:20:53,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 78 states and 85 transitions. [2021-10-29 03:20:53,642 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 85 transitions. [2021-10-29 03:20:53,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-29 03:20:53,643 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:20:53,643 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:20:53,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:20:53,946 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:20:56,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:20:56,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 77 states and 84 transitions. [2021-10-29 03:20:56,989 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 84 transitions. [2021-10-29 03:20:56,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-29 03:20:56,990 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:20:56,990 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:20:56,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:20:57,015 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:20:57,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:20:57,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 76 states and 83 transitions. [2021-10-29 03:20:57,066 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 83 transitions. [2021-10-29 03:20:57,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-29 03:20:57,066 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:20:57,066 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:20:57,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:20:57,088 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 03:20:57,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:20:57,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:20:57,263 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 03:20:57,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:20:57,366 WARN L480 CodeCheckObserver]: This program is UNSAFE, Check terminated with 58 iterations. [2021-10-29 03:20:57,443 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 03:20:57 ImpRootNode [2021-10-29 03:20:57,455 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 03:20:57,456 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 03:20:57,456 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 03:20:57,457 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 03:20:57,457 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:17:23" (3/4) ... [2021-10-29 03:20:57,461 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-29 03:20:57,461 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 03:20:57,463 INFO L168 Benchmark]: Toolchain (without parser) took 214877.04 ms. Allocated memory was 104.9 MB in the beginning and 1.5 GB in the end (delta: 1.4 GB). Free memory was 65.5 MB in the beginning and 661.2 MB in the end (delta: -595.6 MB). Peak memory consumption was 775.0 MB. Max. memory is 16.1 GB. [2021-10-29 03:20:57,480 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 104.9 MB. Free memory is still 83.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:20:57,481 INFO L168 Benchmark]: CACSL2BoogieTranslator took 499.34 ms. Allocated memory is still 104.9 MB. Free memory was 65.3 MB in the beginning and 72.7 MB in the end (delta: -7.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 03:20:57,481 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.39 ms. Allocated memory is still 104.9 MB. Free memory was 72.7 MB in the beginning and 70.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:20:57,482 INFO L168 Benchmark]: Boogie Preprocessor took 32.74 ms. Allocated memory is still 104.9 MB. Free memory was 70.6 MB in the beginning and 68.9 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:20:57,483 INFO L168 Benchmark]: RCFGBuilder took 774.59 ms. Allocated memory is still 104.9 MB. Free memory was 68.9 MB in the beginning and 49.2 MB in the end (delta: 19.7 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-29 03:20:57,484 INFO L168 Benchmark]: CodeCheck took 213505.88 ms. Allocated memory was 104.9 MB in the beginning and 1.5 GB in the end (delta: 1.4 GB). Free memory was 49.2 MB in the beginning and 662.2 MB in the end (delta: -613.1 MB). Peak memory consumption was 760.6 MB. Max. memory is 16.1 GB. [2021-10-29 03:20:57,484 INFO L168 Benchmark]: Witness Printer took 5.27 ms. Allocated memory is still 1.5 GB. Free memory is still 661.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:20:57,489 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 123 locations, 59 error locations. Started 1 CEGAR loops. OverallTime: 213.3s, OverallIterations: 58, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 872415232 SDtfs, -377655026 SDslu, -148008742 SDs, 0 SdLazy, -845982184 SolverSat, -544977864 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 62.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 9577 GetRequests, 8243 SyntacticMatches, 330 SemanticMatches, 1004 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 516500 ImplicationChecksByTransitivity, 205.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 22.7s InterpolantComputationTime, 1131 NumberOfCodeBlocks, 1131 NumberOfCodeBlocksAsserted, 58 NumberOfCheckSat, 1046 ConstructedInterpolants, 0 QuantifiedInterpolants, 6425 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 57 InterpolantComputations, 37 PerfectInterpolantSequences, 195/301 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 616]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 616. Possible FailurePath: [L617] const int len = 3; [L564] DLL last = (DLL) malloc(sizeof(struct node)); [L565] COND FALSE !(((void *)0) == last) [L568] last->next = last [L569] last->prev = last [L570] DLL head = last; [L571] COND TRUE len > 1 [L572] DLL new_head = (DLL) malloc(sizeof(struct node)); [L573] COND FALSE !(((void *)0) == new_head) [L576] new_head->next = head [L577] head->prev = new_head [L578] head = new_head [L579] len-- [L571] COND TRUE len > 1 [L572] DLL new_head = (DLL) malloc(sizeof(struct node)); [L573] COND FALSE !(((void *)0) == new_head) [L576] new_head->next = head [L577] head->prev = new_head [L578] head = new_head [L579] len-- [L571] COND FALSE !(len > 1) [L581] last->next = head [L582] head->prev = last [L583] return head; [L618] DLL head = dll_circular_create(len); [L586] EXPR head->prev [L586] DLL pred = head->prev; [L587] EXPR head->next [L587] DLL succ = head->next; [L588] COND FALSE !(__VERIFIER_nondet_int()) [L597] COND FALSE !(__VERIFIER_nondet_int()) [L607] free(pred) [L607] free(pred) [L607] free(pred) [L608] COND FALSE !(__VERIFIER_nondet_int()) [L612] free(head) [L612] free(head) [L612] free(head) [L620] head = ((void *)0) [L621] return 0; * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 104.9 MB. Free memory is still 83.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 499.34 ms. Allocated memory is still 104.9 MB. Free memory was 65.3 MB in the beginning and 72.7 MB in the end (delta: -7.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 50.39 ms. Allocated memory is still 104.9 MB. Free memory was 72.7 MB in the beginning and 70.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 32.74 ms. Allocated memory is still 104.9 MB. Free memory was 70.6 MB in the beginning and 68.9 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 774.59 ms. Allocated memory is still 104.9 MB. Free memory was 68.9 MB in the beginning and 49.2 MB in the end (delta: 19.7 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * CodeCheck took 213505.88 ms. Allocated memory was 104.9 MB in the beginning and 1.5 GB in the end (delta: 1.4 GB). Free memory was 49.2 MB in the beginning and 662.2 MB in the end (delta: -613.1 MB). Peak memory consumption was 760.6 MB. Max. memory is 16.1 GB. * Witness Printer took 5.27 ms. Allocated memory is still 1.5 GB. Free memory is still 661.2 MB. There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-10-29 03:20:57,554 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf5d230-ae87-4849-ab28-5573256d0d44/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 03:21:00,402 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:21:00,406 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:21:00,468 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:21:00,469 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:21:00,474 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:21:00,476 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:21:00,479 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:21:00,482 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:21:00,484 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:21:00,485 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:21:00,487 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:21:00,488 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:21:00,490 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:21:00,492 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:21:00,494 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:21:00,495 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:21:00,497 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:21:00,500 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:21:00,503 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:21:00,506 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:21:00,508 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:21:00,510 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:21:00,511 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:21:00,516 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:21:00,516 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:21:00,517 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:21:00,518 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:21:00,519 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:21:00,520 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:21:00,521 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:21:00,522 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:21:00,523 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:21:00,525 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:21:00,526 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:21:00,527 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:21:00,535 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:21:00,535 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:21:00,535 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:21:00,539 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:21:00,541 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:21:00,545 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf5d230-ae87-4849-ab28-5573256d0d44/bin/ukojak-Rh5K9KB4LI/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2021-10-29 03:21:00,605 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:21:00,605 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:21:00,609 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:21:00,609 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:21:00,610 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:21:00,610 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:21:00,610 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 03:21:00,610 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:21:00,611 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:21:00,611 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:21:00,612 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-29 03:21:00,613 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-29 03:21:00,613 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-29 03:21:00,613 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:21:00,614 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 03:21:00,614 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 03:21:00,614 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 03:21:00,615 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:21:00,615 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:21:00,615 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:21:00,616 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:21:00,616 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:21:00,616 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:21:00,617 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:21:00,617 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:21:00,617 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 03:21:00,618 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 03:21:00,618 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-10-29 03:21:00,618 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 03:21:00,618 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_5cf5d230-ae87-4849-ab28-5573256d0d44/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf5d230-ae87-4849-ab28-5573256d0d44/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2f737570030041640fd86c7d2770b30b4e6ee4ac0d1c521887700aab87fb1426 [2021-10-29 03:21:01,136 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:21:01,159 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:21:01,162 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:21:01,164 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:21:01,165 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:21:01,166 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf5d230-ae87-4849-ab28-5573256d0d44/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/list-ext3-properties/dll_nondet_free_order-2.i [2021-10-29 03:21:01,248 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf5d230-ae87-4849-ab28-5573256d0d44/bin/ukojak-Rh5K9KB4LI/data/4bfa21792/f349be3ea4ef4e608fe065b117e5419a/FLAGfeb2bcf43 [2021-10-29 03:21:01,992 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:21:01,995 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf5d230-ae87-4849-ab28-5573256d0d44/sv-benchmarks/c/list-ext3-properties/dll_nondet_free_order-2.i [2021-10-29 03:21:02,020 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf5d230-ae87-4849-ab28-5573256d0d44/bin/ukojak-Rh5K9KB4LI/data/4bfa21792/f349be3ea4ef4e608fe065b117e5419a/FLAGfeb2bcf43 [2021-10-29 03:21:02,220 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf5d230-ae87-4849-ab28-5573256d0d44/bin/ukojak-Rh5K9KB4LI/data/4bfa21792/f349be3ea4ef4e608fe065b117e5419a [2021-10-29 03:21:02,225 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:21:02,228 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:21:02,230 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:21:02,231 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:21:02,235 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:21:02,236 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:21:02" (1/1) ... [2021-10-29 03:21:02,238 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a6dd262 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:02, skipping insertion in model container [2021-10-29 03:21:02,239 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:21:02" (1/1) ... [2021-10-29 03:21:02,248 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:21:02,321 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:21:02,758 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:21:02,780 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:21:02,855 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:21:02,900 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:21:02,900 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:02 WrapperNode [2021-10-29 03:21:02,901 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:21:02,902 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:21:02,903 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:21:02,903 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:21:02,912 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:02" (1/1) ... [2021-10-29 03:21:02,936 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:02" (1/1) ... [2021-10-29 03:21:02,970 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:21:02,971 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:21:02,972 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:21:02,972 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:21:02,983 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:02" (1/1) ... [2021-10-29 03:21:02,983 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:02" (1/1) ... [2021-10-29 03:21:02,998 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:02" (1/1) ... [2021-10-29 03:21:02,999 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:02" (1/1) ... [2021-10-29 03:21:03,026 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:02" (1/1) ... [2021-10-29 03:21:03,037 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:02" (1/1) ... [2021-10-29 03:21:03,042 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:02" (1/1) ... [2021-10-29 03:21:03,047 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:21:03,050 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:21:03,051 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:21:03,051 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:21:03,060 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:02" (1/1) ... [2021-10-29 03:21:03,069 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:21:03,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf5d230-ae87-4849-ab28-5573256d0d44/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:21:03,096 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf5d230-ae87-4849-ab28-5573256d0d44/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:21:03,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf5d230-ae87-4849-ab28-5573256d0d44/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:21:03,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-29 03:21:03,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-29 03:21:03,148 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-29 03:21:03,148 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 03:21:03,149 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:21:03,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:21:04,093 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:21:04,093 INFO L299 CfgBuilder]: Removed 13 assume(true) statements. [2021-10-29 03:21:04,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:21:04 BoogieIcfgContainer [2021-10-29 03:21:04,097 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:21:04,098 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:21:04,103 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:21:04,116 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:21:04,116 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:21:04" (1/1) ... [2021-10-29 03:21:04,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 03:21:04,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:04,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 123 states and 130 transitions. [2021-10-29 03:21:04,178 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 130 transitions. [2021-10-29 03:21:04,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-10-29 03:21:04,181 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:04,182 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:04,240 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:444) 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) [2021-10-29 03:21:04,245 INFO L168 Benchmark]: Toolchain (without parser) took 2016.03 ms. Allocated memory was 50.3 MB in the beginning and 65.0 MB in the end (delta: 14.7 MB). Free memory was 26.0 MB in the beginning and 44.4 MB in the end (delta: -18.3 MB). Peak memory consumption was 16.3 MB. Max. memory is 16.1 GB. [2021-10-29 03:21:04,246 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 50.3 MB. Free memory was 31.1 MB in the beginning and 31.1 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:21:04,247 INFO L168 Benchmark]: CACSL2BoogieTranslator took 670.80 ms. Allocated memory was 50.3 MB in the beginning and 65.0 MB in the end (delta: 14.7 MB). Free memory was 25.9 MB in the beginning and 42.1 MB in the end (delta: -16.3 MB). Peak memory consumption was 3.5 MB. Max. memory is 16.1 GB. [2021-10-29 03:21:04,248 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.29 ms. Allocated memory is still 65.0 MB. Free memory was 42.1 MB in the beginning and 39.9 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:21:04,249 INFO L168 Benchmark]: Boogie Preprocessor took 75.89 ms. Allocated memory is still 65.0 MB. Free memory was 39.9 MB in the beginning and 38.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:21:04,250 INFO L168 Benchmark]: RCFGBuilder took 1047.45 ms. Allocated memory is still 65.0 MB. Free memory was 38.0 MB in the beginning and 30.3 MB in the end (delta: 7.7 MB). Peak memory consumption was 9.9 MB. Max. memory is 16.1 GB. [2021-10-29 03:21:04,251 INFO L168 Benchmark]: CodeCheck took 144.54 ms. Allocated memory is still 65.0 MB. Free memory was 30.0 MB in the beginning and 44.4 MB in the end (delta: -14.4 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 03:21:04,256 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 50.3 MB. Free memory was 31.1 MB in the beginning and 31.1 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 670.80 ms. Allocated memory was 50.3 MB in the beginning and 65.0 MB in the end (delta: 14.7 MB). Free memory was 25.9 MB in the beginning and 42.1 MB in the end (delta: -16.3 MB). Peak memory consumption was 3.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 68.29 ms. Allocated memory is still 65.0 MB. Free memory was 42.1 MB in the beginning and 39.9 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 75.89 ms. Allocated memory is still 65.0 MB. Free memory was 39.9 MB in the beginning and 38.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1047.45 ms. Allocated memory is still 65.0 MB. Free memory was 38.0 MB in the beginning and 30.3 MB in the end (delta: 7.7 MB). Peak memory consumption was 9.9 MB. Max. memory is 16.1 GB. * CodeCheck took 144.54 ms. Allocated memory is still 65.0 MB. Free memory was 30.0 MB in the beginning and 44.4 MB in the end (delta: -14.4 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-29 03:21:04,310 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf5d230-ae87-4849-ab28-5573256d0d44/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...