./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-simple/dll2c_insert_equal.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_01cd28c8-b879-4a9a-8aa0-767601cdd583/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01cd28c8-b879-4a9a-8aa0-767601cdd583/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_01cd28c8-b879-4a9a-8aa0-767601cdd583/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01cd28c8-b879-4a9a-8aa0-767601cdd583/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-simple/dll2c_insert_equal.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01cd28c8-b879-4a9a-8aa0-767601cdd583/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_01cd28c8-b879-4a9a-8aa0-767601cdd583/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 535caea86e22f289c2fcb0364594f5e7b1dfaabfa814e56099346e6a240c0067 --- 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 17:04:00,222 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:04:00,225 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:04:00,280 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:04:00,280 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:04:00,284 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:04:00,286 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:04:00,292 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:04:00,294 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:04:00,299 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:04:00,300 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:04:00,303 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:04:00,303 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:04:00,306 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:04:00,308 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:04:00,310 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:04:00,311 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:04:00,312 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:04:00,315 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:04:00,324 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:04:00,326 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:04:00,327 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:04:00,331 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:04:00,333 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:04:00,344 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:04:00,344 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:04:00,345 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:04:00,347 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:04:00,348 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:04:00,349 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:04:00,349 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:04:00,350 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:04:00,353 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:04:00,354 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:04:00,355 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:04:00,355 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:04:00,356 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:04:00,356 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:04:00,356 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:04:00,357 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:04:00,358 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:04:00,359 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01cd28c8-b879-4a9a-8aa0-767601cdd583/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-10-17 17:04:00,399 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:04:00,399 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:04:00,401 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:04:00,401 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:04:00,401 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:04:00,401 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:04:00,402 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 17:04:00,402 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:04:00,402 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:04:00,402 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:04:00,403 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 17:04:00,403 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 17:04:00,404 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 17:04:00,404 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:04:00,404 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:04:00,404 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:04:00,404 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:04:00,405 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:04:00,405 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:04:00,405 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:04:00,405 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:04:00,405 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:04:00,406 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:04:00,406 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:04:00,406 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_01cd28c8-b879-4a9a-8aa0-767601cdd583/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01cd28c8-b879-4a9a-8aa0-767601cdd583/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 535caea86e22f289c2fcb0364594f5e7b1dfaabfa814e56099346e6a240c0067 [2022-10-17 17:04:00,659 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:04:00,698 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:04:00,701 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:04:00,702 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:04:00,703 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:04:00,705 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01cd28c8-b879-4a9a-8aa0-767601cdd583/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/list-simple/dll2c_insert_equal.i [2022-10-17 17:04:00,781 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01cd28c8-b879-4a9a-8aa0-767601cdd583/bin/ukojak-92XMlrwhuB/data/2e3bfbca3/b119cb021e86403996a593dcaff0791c/FLAG4e2052f43 [2022-10-17 17:04:01,353 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:04:01,354 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01cd28c8-b879-4a9a-8aa0-767601cdd583/sv-benchmarks/c/list-simple/dll2c_insert_equal.i [2022-10-17 17:04:01,380 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01cd28c8-b879-4a9a-8aa0-767601cdd583/bin/ukojak-92XMlrwhuB/data/2e3bfbca3/b119cb021e86403996a593dcaff0791c/FLAG4e2052f43 [2022-10-17 17:04:01,756 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01cd28c8-b879-4a9a-8aa0-767601cdd583/bin/ukojak-92XMlrwhuB/data/2e3bfbca3/b119cb021e86403996a593dcaff0791c [2022-10-17 17:04:01,758 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:04:01,760 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:04:01,764 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:04:01,764 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:04:01,767 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:04:01,768 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:04:01" (1/1) ... [2022-10-17 17:04:01,769 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69130adb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:01, skipping insertion in model container [2022-10-17 17:04:01,771 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:04:01" (1/1) ... [2022-10-17 17:04:01,778 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:04:01,819 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:04:02,143 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_01cd28c8-b879-4a9a-8aa0-767601cdd583/sv-benchmarks/c/list-simple/dll2c_insert_equal.i[24877,24890] [2022-10-17 17:04:02,146 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:04:02,154 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:04:02,199 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_01cd28c8-b879-4a9a-8aa0-767601cdd583/sv-benchmarks/c/list-simple/dll2c_insert_equal.i[24877,24890] [2022-10-17 17:04:02,200 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:04:02,232 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:04:02,233 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:02 WrapperNode [2022-10-17 17:04:02,233 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:04:02,234 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:04:02,235 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:04:02,235 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:04:02,244 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:02" (1/1) ... [2022-10-17 17:04:02,259 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:02" (1/1) ... [2022-10-17 17:04:02,291 INFO L138 Inliner]: procedures = 127, calls = 53, calls flagged for inlining = 9, calls inlined = 11, statements flattened = 188 [2022-10-17 17:04:02,292 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:04:02,292 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:04:02,293 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:04:02,293 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:04:02,302 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:02" (1/1) ... [2022-10-17 17:04:02,303 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:02" (1/1) ... [2022-10-17 17:04:02,308 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:02" (1/1) ... [2022-10-17 17:04:02,308 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:02" (1/1) ... [2022-10-17 17:04:02,319 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:02" (1/1) ... [2022-10-17 17:04:02,323 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:02" (1/1) ... [2022-10-17 17:04:02,326 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:02" (1/1) ... [2022-10-17 17:04:02,328 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:02" (1/1) ... [2022-10-17 17:04:02,332 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:04:02,333 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:04:02,333 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:04:02,334 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:04:02,335 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:02" (1/1) ... [2022-10-17 17:04:02,342 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:04:02,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01cd28c8-b879-4a9a-8aa0-767601cdd583/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:04:02,382 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01cd28c8-b879-4a9a-8aa0-767601cdd583/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:04:02,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01cd28c8-b879-4a9a-8aa0-767601cdd583/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:04:02,437 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 17:04:02,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 17:04:02,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 17:04:02,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:04:02,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 17:04:02,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 17:04:02,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 17:04:02,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:04:02,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 17:04:02,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:04:02,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:04:02,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:04:02,592 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:04:02,594 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:04:03,323 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:04:03,378 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:04:03,378 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-10-17 17:04:03,381 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:04:03 BoogieIcfgContainer [2022-10-17 17:04:03,381 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:04:03,382 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:04:03,382 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:04:03,392 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:04:03,392 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:04:03" (1/1) ... [2022-10-17 17:04:03,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:04:03,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:03,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 151 states and 164 transitions. [2022-10-17 17:04:03,482 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 164 transitions. [2022-10-17 17:04:03,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 17:04:03,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:03,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:03,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:03,698 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 17:04:03,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:03,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 150 states and 163 transitions. [2022-10-17 17:04:03,780 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 163 transitions. [2022-10-17 17:04:03,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 17:04:03,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:03,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:03,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:03,900 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 17:04:03,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:04,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 149 states and 162 transitions. [2022-10-17 17:04:04,006 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 162 transitions. [2022-10-17 17:04:04,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 17:04:04,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:04,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:04,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:04,053 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 17:04:04,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:04,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 148 states and 161 transitions. [2022-10-17 17:04:04,068 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 161 transitions. [2022-10-17 17:04:04,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 17:04:04,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:04,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:04,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:04,171 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 17:04:04,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:04,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 147 states and 160 transitions. [2022-10-17 17:04:04,265 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 160 transitions. [2022-10-17 17:04:04,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 17:04:04,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:04,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:04,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:04,332 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 17:04:04,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:04,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 146 states and 159 transitions. [2022-10-17 17:04:04,353 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 159 transitions. [2022-10-17 17:04:04,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 17:04:04,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:04,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:04,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:04,452 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 17:04:04,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:04,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 145 states and 158 transitions. [2022-10-17 17:04:04,491 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 158 transitions. [2022-10-17 17:04:04,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 17:04:04,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:04,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:04,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:04,623 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 17:04:04,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:04,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 146 states and 160 transitions. [2022-10-17 17:04:04,904 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 160 transitions. [2022-10-17 17:04:04,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 17:04:04,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:04,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:04,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:05,004 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 17:04:05,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:05,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 145 states and 159 transitions. [2022-10-17 17:04:05,030 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 159 transitions. [2022-10-17 17:04:05,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 17:04:05,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:05,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:05,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:05,166 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 17:04:05,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:05,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 144 states and 158 transitions. [2022-10-17 17:04:05,198 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 158 transitions. [2022-10-17 17:04:05,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 17:04:05,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:05,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:05,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:05,246 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 17:04:05,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:05,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 143 states and 157 transitions. [2022-10-17 17:04:05,267 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 157 transitions. [2022-10-17 17:04:05,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 17:04:05,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:05,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:05,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:05,391 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 17:04:05,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:05,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 142 states and 156 transitions. [2022-10-17 17:04:05,418 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 156 transitions. [2022-10-17 17:04:05,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 17:04:05,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:05,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:05,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:05,477 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 17:04:05,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:05,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 141 states and 155 transitions. [2022-10-17 17:04:05,497 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 155 transitions. [2022-10-17 17:04:05,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 17:04:05,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:05,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:05,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:05,602 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 17:04:05,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:05,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 140 states and 154 transitions. [2022-10-17 17:04:05,622 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 154 transitions. [2022-10-17 17:04:05,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 17:04:05,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:05,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:05,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:05,711 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 17:04:05,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:05,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 139 states and 153 transitions. [2022-10-17 17:04:05,760 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 153 transitions. [2022-10-17 17:04:05,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 17:04:05,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:05,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:05,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:05,933 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 17:04:06,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:06,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 138 states and 152 transitions. [2022-10-17 17:04:06,088 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 152 transitions. [2022-10-17 17:04:06,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 17:04:06,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:06,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:06,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:06,301 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 17:04:06,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:06,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 146 states and 165 transitions. [2022-10-17 17:04:06,848 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 165 transitions. [2022-10-17 17:04:06,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 17:04:06,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:06,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:06,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:07,038 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 17:04:07,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:07,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 154 states and 178 transitions. [2022-10-17 17:04:07,904 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 178 transitions. [2022-10-17 17:04:07,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 17:04:07,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:07,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:07,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:08,048 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:09,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:09,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 160 states and 185 transitions. [2022-10-17 17:04:09,153 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 185 transitions. [2022-10-17 17:04:09,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 17:04:09,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:09,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:09,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:09,410 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 17:04:11,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:11,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 171 states and 213 transitions. [2022-10-17 17:04:11,043 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 213 transitions. [2022-10-17 17:04:11,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 17:04:11,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:11,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:11,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:11,421 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 17:04:13,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:13,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 182 states and 244 transitions. [2022-10-17 17:04:13,877 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 244 transitions. [2022-10-17 17:04:13,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 17:04:13,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:13,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:13,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:13,942 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:15,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:15,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 186 states and 257 transitions. [2022-10-17 17:04:15,379 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 257 transitions. [2022-10-17 17:04:15,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 17:04:15,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:15,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:15,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:15,641 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:17,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:17,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 190 states and 269 transitions. [2022-10-17 17:04:17,773 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 269 transitions. [2022-10-17 17:04:17,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 17:04:17,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:17,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:17,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:17,869 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:04:17,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:17,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 189 states and 268 transitions. [2022-10-17 17:04:17,895 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 268 transitions. [2022-10-17 17:04:17,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 17:04:17,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:17,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:17,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:18,073 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:04:18,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:18,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 188 states and 267 transitions. [2022-10-17 17:04:18,106 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 267 transitions. [2022-10-17 17:04:18,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 17:04:18,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:18,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:18,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:18,159 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:04:18,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:18,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 187 states and 266 transitions. [2022-10-17 17:04:18,179 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 266 transitions. [2022-10-17 17:04:18,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 17:04:18,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:18,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:18,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:18,373 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:04:18,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:18,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 186 states and 265 transitions. [2022-10-17 17:04:18,407 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 265 transitions. [2022-10-17 17:04:18,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 17:04:18,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:18,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:18,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:18,476 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:04:18,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:18,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 185 states and 264 transitions. [2022-10-17 17:04:18,497 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 264 transitions. [2022-10-17 17:04:18,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 17:04:18,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:18,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:18,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:18,656 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:04:18,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:18,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 184 states and 263 transitions. [2022-10-17 17:04:18,860 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 263 transitions. [2022-10-17 17:04:18,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 17:04:18,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:18,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:18,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:19,839 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 17:04:24,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:24,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 201 states and 307 transitions. [2022-10-17 17:04:24,884 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 307 transitions. [2022-10-17 17:04:24,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 17:04:24,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:24,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:24,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:25,947 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 17:04:32,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:32,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 218 states and 350 transitions. [2022-10-17 17:04:32,491 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 350 transitions. [2022-10-17 17:04:32,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 17:04:32,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:32,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:32,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:32,707 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.