./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/forester-heap/dll-circular-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c798295-34f0-479f-89a9-ec6ff48667b4/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c798295-34f0-479f-89a9-ec6ff48667b4/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c798295-34f0-479f-89a9-ec6ff48667b4/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c798295-34f0-479f-89a9-ec6ff48667b4/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/forester-heap/dll-circular-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c798295-34f0-479f-89a9-ec6ff48667b4/bin/ukojak-92XMlrwhuB/config/svcomp-MemCleanup-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c798295-34f0-479f-89a9-ec6ff48667b4/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4b74df92940ca0e86c8c02c3eca1e89fb6c9c9c1248a25cd764acf39f7727180 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:32:03,141 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:32:03,144 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:32:03,193 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:32:03,194 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:32:03,198 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:32:03,200 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:32:03,206 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:32:03,208 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:32:03,214 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:32:03,215 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:32:03,218 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:32:03,218 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:32:03,221 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:32:03,223 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:32:03,224 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:32:03,227 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:32:03,228 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:32:03,230 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:32:03,238 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:32:03,239 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:32:03,241 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:32:03,244 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:32:03,245 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:32:03,255 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:32:03,255 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:32:03,256 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:32:03,258 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:32:03,258 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:32:03,259 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:32:03,260 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:32:03,261 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:32:03,263 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:32:03,264 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:32:03,266 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:32:03,266 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:32:03,267 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:32:03,267 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:32:03,267 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:32:03,268 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:32:03,269 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:32:03,270 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c798295-34f0-479f-89a9-ec6ff48667b4/bin/ukojak-92XMlrwhuB/config/svcomp-MemCleanup-32bit-Kojak_Default.epf [2022-10-17 16:32:03,308 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:32:03,308 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:32:03,310 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:32:03,311 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:32:03,311 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:32:03,311 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:32:03,311 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:32:03,312 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:32:03,312 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:32:03,312 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:32:03,313 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 16:32:03,313 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 16:32:03,314 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:32:03,314 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:32:03,314 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:32:03,314 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:32:03,314 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:32:03,315 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:32:03,315 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:32:03,315 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:32:03,315 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:32:03,315 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:32:03,316 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:32:03,316 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_0c798295-34f0-479f-89a9-ec6ff48667b4/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c798295-34f0-479f-89a9-ec6ff48667b4/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4b74df92940ca0e86c8c02c3eca1e89fb6c9c9c1248a25cd764acf39f7727180 [2022-10-17 16:32:03,638 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:32:03,666 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:32:03,669 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:32:03,671 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:32:03,672 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:32:03,673 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c798295-34f0-479f-89a9-ec6ff48667b4/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/forester-heap/dll-circular-1.i [2022-10-17 16:32:03,754 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c798295-34f0-479f-89a9-ec6ff48667b4/bin/ukojak-92XMlrwhuB/data/8a5fc0a23/7d772c6490c2436abbb440d154d13025/FLAG8d41de981 [2022-10-17 16:32:04,294 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:32:04,295 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c798295-34f0-479f-89a9-ec6ff48667b4/sv-benchmarks/c/forester-heap/dll-circular-1.i [2022-10-17 16:32:04,316 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c798295-34f0-479f-89a9-ec6ff48667b4/bin/ukojak-92XMlrwhuB/data/8a5fc0a23/7d772c6490c2436abbb440d154d13025/FLAG8d41de981 [2022-10-17 16:32:04,573 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c798295-34f0-479f-89a9-ec6ff48667b4/bin/ukojak-92XMlrwhuB/data/8a5fc0a23/7d772c6490c2436abbb440d154d13025 [2022-10-17 16:32:04,575 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:32:04,577 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:32:04,580 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:32:04,580 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:32:04,582 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:32:04,583 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:32:04" (1/1) ... [2022-10-17 16:32:04,585 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67f940cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:04, skipping insertion in model container [2022-10-17 16:32:04,585 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:32:04" (1/1) ... [2022-10-17 16:32:04,593 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:32:04,643 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:32:04,952 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c798295-34f0-479f-89a9-ec6ff48667b4/sv-benchmarks/c/forester-heap/dll-circular-1.i[22365,22378] [2022-10-17 16:32:04,957 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c798295-34f0-479f-89a9-ec6ff48667b4/sv-benchmarks/c/forester-heap/dll-circular-1.i[22471,22484] [2022-10-17 16:32:04,959 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c798295-34f0-479f-89a9-ec6ff48667b4/sv-benchmarks/c/forester-heap/dll-circular-1.i[22595,22608] [2022-10-17 16:32:04,965 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:32:04,973 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:32:05,011 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c798295-34f0-479f-89a9-ec6ff48667b4/sv-benchmarks/c/forester-heap/dll-circular-1.i[22365,22378] [2022-10-17 16:32:05,019 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c798295-34f0-479f-89a9-ec6ff48667b4/sv-benchmarks/c/forester-heap/dll-circular-1.i[22471,22484] [2022-10-17 16:32:05,029 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c798295-34f0-479f-89a9-ec6ff48667b4/sv-benchmarks/c/forester-heap/dll-circular-1.i[22595,22608] [2022-10-17 16:32:05,032 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:32:05,074 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:32:05,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:05 WrapperNode [2022-10-17 16:32:05,075 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:32:05,077 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:32:05,078 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:32:05,078 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:32:05,086 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:05" (1/1) ... [2022-10-17 16:32:05,123 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:05" (1/1) ... [2022-10-17 16:32:05,161 INFO L138 Inliner]: procedures = 119, calls = 30, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 122 [2022-10-17 16:32:05,161 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:32:05,163 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:32:05,163 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:32:05,163 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:32:05,173 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:05" (1/1) ... [2022-10-17 16:32:05,173 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:05" (1/1) ... [2022-10-17 16:32:05,185 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:05" (1/1) ... [2022-10-17 16:32:05,186 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:05" (1/1) ... [2022-10-17 16:32:05,204 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:05" (1/1) ... [2022-10-17 16:32:05,216 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:05" (1/1) ... [2022-10-17 16:32:05,220 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:05" (1/1) ... [2022-10-17 16:32:05,226 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:05" (1/1) ... [2022-10-17 16:32:05,229 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:32:05,233 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:32:05,235 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:32:05,236 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:32:05,237 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:05" (1/1) ... [2022-10-17 16:32:05,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:32:05,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c798295-34f0-479f-89a9-ec6ff48667b4/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:32:05,274 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c798295-34f0-479f-89a9-ec6ff48667b4/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:32:05,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c798295-34f0-479f-89a9-ec6ff48667b4/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:32:05,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:32:05,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:32:05,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:32:05,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:32:05,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:32:05,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:32:05,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:32:05,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:32:05,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:32:05,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:32:05,522 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:32:05,527 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:32:05,965 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:32:06,007 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:32:06,008 INFO L300 CfgBuilder]: Removed 9 assume(true) statements. [2022-10-17 16:32:06,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:32:06 BoogieIcfgContainer [2022-10-17 16:32:06,011 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:32:06,012 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:32:06,012 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:32:06,023 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:32:06,023 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:32:06" (1/1) ... [2022-10-17 16:32:06,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:32:06,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:06,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 96 states and 114 transitions. [2022-10-17 16:32:06,093 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 114 transitions. [2022-10-17 16:32:06,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-10-17 16:32:06,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:06,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:06,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:06,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:06,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:06,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 95 states and 113 transitions. [2022-10-17 16:32:06,328 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 113 transitions. [2022-10-17 16:32:06,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-10-17 16:32:06,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:06,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:06,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:06,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:06,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:06,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 94 states and 112 transitions. [2022-10-17 16:32:06,504 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 112 transitions. [2022-10-17 16:32:06,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:32:06,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:06,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:06,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:06,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:06,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:06,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 93 states and 111 transitions. [2022-10-17 16:32:06,558 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 111 transitions. [2022-10-17 16:32:06,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:32:06,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:06,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:06,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:06,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:06,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:06,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 92 states and 110 transitions. [2022-10-17 16:32:06,683 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 110 transitions. [2022-10-17 16:32:06,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:32:06,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:06,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:06,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:06,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:06,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:06,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 92 states and 108 transitions. [2022-10-17 16:32:06,753 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 108 transitions. [2022-10-17 16:32:06,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:32:06,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:06,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:06,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:06,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:06,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:06,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 95 states and 114 transitions. [2022-10-17 16:32:06,924 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 114 transitions. [2022-10-17 16:32:06,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:32:06,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:06,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:06,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:07,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:07,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:07,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 98 states and 120 transitions. [2022-10-17 16:32:07,245 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 120 transitions. [2022-10-17 16:32:07,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:32:07,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:07,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:07,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:07,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:07,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:07,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 99 states and 122 transitions. [2022-10-17 16:32:07,344 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 122 transitions. [2022-10-17 16:32:07,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:32:07,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:07,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:07,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:07,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:07,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:07,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 100 states and 124 transitions. [2022-10-17 16:32:07,542 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 124 transitions. [2022-10-17 16:32:07,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:32:07,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:07,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:07,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:07,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:07,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:07,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 104 states and 132 transitions. [2022-10-17 16:32:07,688 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 132 transitions. [2022-10-17 16:32:07,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:32:07,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:07,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:07,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:07,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:08,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:08,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 108 states and 140 transitions. [2022-10-17 16:32:08,146 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 140 transitions. [2022-10-17 16:32:08,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:32:08,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:08,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:08,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:08,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:08,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:08,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 107 states and 139 transitions. [2022-10-17 16:32:08,190 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 139 transitions. [2022-10-17 16:32:08,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:32:08,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:08,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:08,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:08,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:08,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:08,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 108 states and 141 transitions. [2022-10-17 16:32:08,451 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 141 transitions. [2022-10-17 16:32:08,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:32:08,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:08,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:08,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:08,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:09,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:09,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 110 states and 145 transitions. [2022-10-17 16:32:09,039 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 145 transitions. [2022-10-17 16:32:09,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:32:09,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:09,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:09,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:09,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:10,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:10,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 112 states and 149 transitions. [2022-10-17 16:32:10,096 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 149 transitions. [2022-10-17 16:32:10,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:32:10,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:10,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:10,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:10,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:10,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:10,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 112 states and 146 transitions. [2022-10-17 16:32:10,126 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 146 transitions. [2022-10-17 16:32:10,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:32:10,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:10,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:10,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:10,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:11,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:11,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 117 states and 156 transitions. [2022-10-17 16:32:11,938 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 156 transitions. [2022-10-17 16:32:11,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:32:11,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:11,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:11,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:11,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:12,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:12,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 118 states and 158 transitions. [2022-10-17 16:32:12,201 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 158 transitions. [2022-10-17 16:32:12,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:32:12,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:12,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:12,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:12,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:12,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:12,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 120 states and 161 transitions. [2022-10-17 16:32:12,588 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 161 transitions. [2022-10-17 16:32:12,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:32:12,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:12,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:12,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:13,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:14,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:14,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 127 states and 177 transitions. [2022-10-17 16:32:14,335 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 177 transitions. [2022-10-17 16:32:14,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:32:14,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:14,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:14,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:15,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:17,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:17,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 134 states and 192 transitions. [2022-10-17 16:32:17,514 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 192 transitions. [2022-10-17 16:32:17,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:32:17,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:17,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:17,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:17,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:19,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:19,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 139 states and 200 transitions. [2022-10-17 16:32:19,279 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 200 transitions. [2022-10-17 16:32:19,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:32:19,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:19,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:19,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:19,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:20,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:20,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 141 states and 205 transitions. [2022-10-17 16:32:20,530 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 205 transitions. [2022-10-17 16:32:20,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:32:20,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:20,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:20,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:20,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:21,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:21,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 144 states and 211 transitions. [2022-10-17 16:32:21,276 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 211 transitions. [2022-10-17 16:32:21,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:32:21,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:21,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:21,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:21,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:21,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:21,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 149 states and 219 transitions. [2022-10-17 16:32:21,989 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 219 transitions. [2022-10-17 16:32:21,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:32:21,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:21,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:22,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:22,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:22,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:22,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 150 states and 220 transitions. [2022-10-17 16:32:22,373 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 220 transitions. [2022-10-17 16:32:22,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:32:22,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:22,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:22,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:22,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:23,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:23,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 152 states and 226 transitions. [2022-10-17 16:32:23,376 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 226 transitions. [2022-10-17 16:32:23,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:32:23,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:23,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:23,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:23,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:23,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:23,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 153 states and 229 transitions. [2022-10-17 16:32:23,421 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 229 transitions. [2022-10-17 16:32:23,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:32:23,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:23,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:23,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:23,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:24,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:24,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 156 states and 237 transitions. [2022-10-17 16:32:24,516 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 237 transitions. [2022-10-17 16:32:24,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:32:24,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:24,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:24,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:24,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:26,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:26,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 160 states and 247 transitions. [2022-10-17 16:32:26,598 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 247 transitions. [2022-10-17 16:32:26,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:32:26,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:26,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:26,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:27,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:29,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:29,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 164 states and 258 transitions. [2022-10-17 16:32:29,469 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 258 transitions. [2022-10-17 16:32:29,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:32:29,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:29,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:29,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:30,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:32,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:32,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 170 states and 275 transitions. [2022-10-17 16:32:32,595 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 275 transitions. [2022-10-17 16:32:32,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:32:32,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:32,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:32,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:33,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:35,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:35,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 176 states and 292 transitions. [2022-10-17 16:32:35,915 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 292 transitions. [2022-10-17 16:32:35,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:32:35,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:35,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:35,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:36,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:36,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:36,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 177 states and 294 transitions. [2022-10-17 16:32:36,165 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 294 transitions. [2022-10-17 16:32:36,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:32:36,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:36,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:36,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:36,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:36,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:36,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 177 states and 293 transitions. [2022-10-17 16:32:36,366 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 293 transitions. [2022-10-17 16:32:36,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:32:36,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:36,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:36,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:36,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.