./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d79c6c6-c8f0-4cd2-924e-ce12791db804/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d79c6c6-c8f0-4cd2-924e-ce12791db804/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_3d79c6c6-c8f0-4cd2-924e-ce12791db804/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d79c6c6-c8f0-4cd2-924e-ce12791db804/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d79c6c6-c8f0-4cd2-924e-ce12791db804/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d79c6c6-c8f0-4cd2-924e-ce12791db804/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-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 8acf23346fce853ea7f29f138c9c8af6d9070a3261dcb0ee52337c4f25e22e59 --- 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 16:59:07,913 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:59:07,916 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:59:07,955 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:59:07,956 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:59:07,958 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:59:07,960 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:59:07,962 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:59:07,964 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:59:07,966 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:59:07,967 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:59:07,969 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:59:07,969 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:59:07,971 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:59:07,973 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:59:07,974 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:59:07,976 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:59:07,977 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:59:07,980 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:59:07,983 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:59:07,985 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:59:07,987 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:59:07,989 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:59:07,990 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:59:07,995 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:59:07,996 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:59:07,996 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:59:07,998 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:59:07,998 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:59:08,000 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:59:08,000 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:59:08,001 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:59:08,002 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:59:08,003 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:59:08,005 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:59:08,005 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:59:08,006 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:59:08,007 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:59:08,007 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:59:08,009 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:59:08,010 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:59:08,011 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d79c6c6-c8f0-4cd2-924e-ce12791db804/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-10-17 16:59:08,038 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:59:08,039 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:59:08,040 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:59:08,041 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:59:08,041 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:59:08,042 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:59:08,042 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:59:08,043 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:59:08,043 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:59:08,044 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:59:08,044 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 16:59:08,044 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 16:59:08,045 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 16:59:08,045 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:59:08,046 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:59:08,046 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:59:08,047 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:59:08,047 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:59:08,048 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:59:08,048 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:59:08,049 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:59:08,049 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:59:08,050 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:59:08,050 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:59:08,050 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_3d79c6c6-c8f0-4cd2-924e-ce12791db804/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d79c6c6-c8f0-4cd2-924e-ce12791db804/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8acf23346fce853ea7f29f138c9c8af6d9070a3261dcb0ee52337c4f25e22e59 [2022-10-17 16:59:08,315 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:59:08,338 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:59:08,340 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:59:08,342 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:59:08,343 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:59:08,344 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d79c6c6-c8f0-4cd2-924e-ce12791db804/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i [2022-10-17 16:59:08,425 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d79c6c6-c8f0-4cd2-924e-ce12791db804/bin/ukojak-92XMlrwhuB/data/51e7de8ae/9e4df22bcc8e4d65bd234f23f5d10d84/FLAG9a930a202 [2022-10-17 16:59:09,130 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:59:09,131 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d79c6c6-c8f0-4cd2-924e-ce12791db804/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i [2022-10-17 16:59:09,163 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d79c6c6-c8f0-4cd2-924e-ce12791db804/bin/ukojak-92XMlrwhuB/data/51e7de8ae/9e4df22bcc8e4d65bd234f23f5d10d84/FLAG9a930a202 [2022-10-17 16:59:09,257 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d79c6c6-c8f0-4cd2-924e-ce12791db804/bin/ukojak-92XMlrwhuB/data/51e7de8ae/9e4df22bcc8e4d65bd234f23f5d10d84 [2022-10-17 16:59:09,259 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:59:09,260 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:59:09,261 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:59:09,262 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:59:09,268 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:59:09,269 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:59:09" (1/1) ... [2022-10-17 16:59:09,270 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@534f4fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:09, skipping insertion in model container [2022-10-17 16:59:09,271 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:59:09" (1/1) ... [2022-10-17 16:59:09,278 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:59:09,374 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:59:09,623 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_3d79c6c6-c8f0-4cd2-924e-ce12791db804/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i[458,471] [2022-10-17 16:59:11,442 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:59:11,485 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:59:11,497 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_3d79c6c6-c8f0-4cd2-924e-ce12791db804/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i[458,471] [2022-10-17 16:59:11,733 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:59:11,901 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:59:11,902 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:11 WrapperNode [2022-10-17 16:59:11,902 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:59:11,903 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:59:11,904 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:59:11,904 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:59:11,912 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:11" (1/1) ... [2022-10-17 16:59:12,009 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:11" (1/1) ... [2022-10-17 16:59:12,161 INFO L138 Inliner]: procedures = 474, calls = 839, calls flagged for inlining = 201, calls inlined = 246, statements flattened = 1803 [2022-10-17 16:59:12,163 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:59:12,165 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:59:12,166 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:59:12,166 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:59:12,177 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:11" (1/1) ... [2022-10-17 16:59:12,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:11" (1/1) ... [2022-10-17 16:59:12,204 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:11" (1/1) ... [2022-10-17 16:59:12,205 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:11" (1/1) ... [2022-10-17 16:59:12,283 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:11" (1/1) ... [2022-10-17 16:59:12,317 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:11" (1/1) ... [2022-10-17 16:59:12,326 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:11" (1/1) ... [2022-10-17 16:59:12,339 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:11" (1/1) ... [2022-10-17 16:59:12,360 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:59:12,361 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:59:12,361 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:59:12,362 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:59:12,363 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:11" (1/1) ... [2022-10-17 16:59:12,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:59:12,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d79c6c6-c8f0-4cd2-924e-ce12791db804/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:59:12,434 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d79c6c6-c8f0-4cd2-924e-ce12791db804/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:59:12,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d79c6c6-c8f0-4cd2-924e-ce12791db804/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:59:12,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:59:12,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 16:59:12,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:59:12,497 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:59:12,497 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:59:12,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:59:12,498 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:59:12,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:59:12,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 16:59:12,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:59:12,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:59:12,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 16:59:12,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:59:12,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:59:12,923 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:59:12,925 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:59:15,842 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:59:16,553 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:59:16,553 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-10-17 16:59:16,557 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:59:16 BoogieIcfgContainer [2022-10-17 16:59:16,557 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:59:16,558 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:59:16,558 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:59:16,569 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:59:16,569 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:59:16" (1/1) ... [2022-10-17 16:59:16,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:59:16,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:16,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 536 states and 605 transitions. [2022-10-17 16:59:16,651 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 605 transitions. [2022-10-17 16:59:16,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-10-17 16:59:16,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:16,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:16,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:17,434 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 16:59:18,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:18,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 535 states and 604 transitions. [2022-10-17 16:59:18,267 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 604 transitions. [2022-10-17 16:59:18,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-10-17 16:59:18,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:18,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:18,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:18,815 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 16:59:19,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:19,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 534 states and 603 transitions. [2022-10-17 16:59:19,708 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 603 transitions. [2022-10-17 16:59:19,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:59:19,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:19,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:19,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:19,860 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 16:59:19,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:19,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 533 states and 602 transitions. [2022-10-17 16:59:19,894 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 602 transitions. [2022-10-17 16:59:19,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:59:19,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:19,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:19,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:20,444 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 16:59:20,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:20,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 532 states and 601 transitions. [2022-10-17 16:59:20,560 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 601 transitions. [2022-10-17 16:59:20,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:59:20,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:20,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:20,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:20,761 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 16:59:21,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:21,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 531 states and 600 transitions. [2022-10-17 16:59:21,807 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 600 transitions. [2022-10-17 16:59:21,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:59:21,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:21,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:21,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:22,208 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 16:59:23,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:23,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 533 states and 602 transitions. [2022-10-17 16:59:23,661 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 602 transitions. [2022-10-17 16:59:23,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:59:23,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:23,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:23,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:24,099 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:24,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:24,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 532 states and 601 transitions. [2022-10-17 16:59:24,581 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 601 transitions. [2022-10-17 16:59:24,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:59:24,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:24,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:24,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:24,762 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:25,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:25,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 533 states and 602 transitions. [2022-10-17 16:59:25,006 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 602 transitions. [2022-10-17 16:59:25,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:59:25,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:25,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:25,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:25,245 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:59:27,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:27,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 535 states and 607 transitions. [2022-10-17 16:59:27,795 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 607 transitions. [2022-10-17 16:59:27,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:59:27,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:27,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:27,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:28,040 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:28,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:28,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 537 states and 609 transitions. [2022-10-17 16:59:28,556 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 609 transitions. [2022-10-17 16:59:28,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:59:28,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:28,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:28,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:28,823 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:29,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:29,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 539 states and 611 transitions. [2022-10-17 16:59:29,379 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 611 transitions. [2022-10-17 16:59:29,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:59:29,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:29,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:29,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:29,786 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:59:33,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:33,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 541 states and 613 transitions. [2022-10-17 16:59:33,715 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 613 transitions. [2022-10-17 16:59:33,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:59:33,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:33,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:33,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:33,897 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:59:33,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:33,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 540 states and 612 transitions. [2022-10-17 16:59:33,984 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 612 transitions. [2022-10-17 16:59:33,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:59:33,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:33,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:34,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:34,335 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:59:34,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:34,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 541 states and 615 transitions. [2022-10-17 16:59:34,620 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 615 transitions. [2022-10-17 16:59:34,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:59:34,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:34,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:34,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:34,734 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:59:34,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:34,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 540 states and 614 transitions. [2022-10-17 16:59:34,904 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 614 transitions. [2022-10-17 16:59:34,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:59:34,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:34,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:34,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:35,166 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:59:35,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:35,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 541 states and 615 transitions. [2022-10-17 16:59:35,586 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 615 transitions. [2022-10-17 16:59:35,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:59:35,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:35,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:35,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:35,778 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:59:36,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:36,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 535 states and 604 transitions. [2022-10-17 16:59:36,032 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 604 transitions. [2022-10-17 16:59:36,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:59:36,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:36,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:36,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:36,363 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-10-17 16:59:36,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:36,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 534 states and 603 transitions. [2022-10-17 16:59:36,459 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 603 transitions. [2022-10-17 16:59:36,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:59:36,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:36,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:36,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:36,828 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:59:37,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:37,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 536 states and 605 transitions. [2022-10-17 16:59:37,632 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 605 transitions. [2022-10-17 16:59:37,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:59:37,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:37,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:37,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat