./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/forester-heap/dll-token-1.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_5d4b685c-6429-4092-b056-d8721d54bdf7/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d4b685c-6429-4092-b056-d8721d54bdf7/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_5d4b685c-6429-4092-b056-d8721d54bdf7/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d4b685c-6429-4092-b056-d8721d54bdf7/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/forester-heap/dll-token-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d4b685c-6429-4092-b056-d8721d54bdf7/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_5d4b685c-6429-4092-b056-d8721d54bdf7/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 26e745e5a6378d1005b5b65d8cf35b442871742f5efbed2506d4a18acf4ab9a5 --- 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 16:56:11,104 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:56:11,107 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:56:11,166 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:56:11,166 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:56:11,172 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:56:11,175 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:56:11,181 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:56:11,183 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:56:11,184 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:56:11,185 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:56:11,187 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:56:11,188 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:56:11,189 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:56:11,190 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:56:11,192 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:56:11,193 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:56:11,194 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:56:11,197 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:56:11,199 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:56:11,201 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:56:11,203 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:56:11,204 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:56:11,206 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:56:11,211 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:56:11,211 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:56:11,212 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:56:11,213 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:56:11,214 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:56:11,215 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:56:11,215 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:56:11,216 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:56:11,217 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:56:11,218 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:56:11,220 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:56:11,220 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:56:11,221 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:56:11,221 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:56:11,221 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:56:11,222 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:56:11,223 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:56:11,224 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d4b685c-6429-4092-b056-d8721d54bdf7/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-10-17 16:56:11,248 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:56:11,248 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:56:11,249 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:56:11,249 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:56:11,250 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:56:11,250 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:56:11,250 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:56:11,250 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:56:11,250 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:56:11,251 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:56:11,251 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 16:56:11,251 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 16:56:11,251 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 16:56:11,251 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:56:11,251 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:56:11,252 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:56:11,252 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:56:11,252 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:56:11,252 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:56:11,252 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:56:11,253 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:56:11,253 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:56:11,253 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:56:11,253 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:56:11,253 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_5d4b685c-6429-4092-b056-d8721d54bdf7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d4b685c-6429-4092-b056-d8721d54bdf7/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26e745e5a6378d1005b5b65d8cf35b442871742f5efbed2506d4a18acf4ab9a5 [2022-10-17 16:56:11,592 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:56:11,631 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:56:11,634 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:56:11,635 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:56:11,636 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:56:11,637 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d4b685c-6429-4092-b056-d8721d54bdf7/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/forester-heap/dll-token-1.i [2022-10-17 16:56:11,727 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d4b685c-6429-4092-b056-d8721d54bdf7/bin/ukojak-92XMlrwhuB/data/45b01556f/41d4d5e0d62243b38e83e6373adc8172/FLAGb76634b81 [2022-10-17 16:56:12,316 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:56:12,317 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d4b685c-6429-4092-b056-d8721d54bdf7/sv-benchmarks/c/forester-heap/dll-token-1.i [2022-10-17 16:56:12,336 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d4b685c-6429-4092-b056-d8721d54bdf7/bin/ukojak-92XMlrwhuB/data/45b01556f/41d4d5e0d62243b38e83e6373adc8172/FLAGb76634b81 [2022-10-17 16:56:12,690 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d4b685c-6429-4092-b056-d8721d54bdf7/bin/ukojak-92XMlrwhuB/data/45b01556f/41d4d5e0d62243b38e83e6373adc8172 [2022-10-17 16:56:12,693 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:56:12,694 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:56:12,700 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:56:12,700 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:56:12,703 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:56:12,704 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:56:12" (1/1) ... [2022-10-17 16:56:12,705 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ec7fa3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:12, skipping insertion in model container [2022-10-17 16:56:12,706 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:56:12" (1/1) ... [2022-10-17 16:56:12,713 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:56:12,778 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:56:13,102 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_5d4b685c-6429-4092-b056-d8721d54bdf7/sv-benchmarks/c/forester-heap/dll-token-1.i[22229,22242] [2022-10-17 16:56:13,107 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_5d4b685c-6429-4092-b056-d8721d54bdf7/sv-benchmarks/c/forester-heap/dll-token-1.i[22398,22411] [2022-10-17 16:56:13,109 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_5d4b685c-6429-4092-b056-d8721d54bdf7/sv-benchmarks/c/forester-heap/dll-token-1.i[22489,22502] [2022-10-17 16:56:13,110 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_5d4b685c-6429-4092-b056-d8721d54bdf7/sv-benchmarks/c/forester-heap/dll-token-1.i[22571,22584] [2022-10-17 16:56:13,112 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_5d4b685c-6429-4092-b056-d8721d54bdf7/sv-benchmarks/c/forester-heap/dll-token-1.i[22649,22662] [2022-10-17 16:56:13,115 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_5d4b685c-6429-4092-b056-d8721d54bdf7/sv-benchmarks/c/forester-heap/dll-token-1.i[22795,22808] [2022-10-17 16:56:13,118 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:56:13,127 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:56:13,182 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_5d4b685c-6429-4092-b056-d8721d54bdf7/sv-benchmarks/c/forester-heap/dll-token-1.i[22229,22242] [2022-10-17 16:56:13,188 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_5d4b685c-6429-4092-b056-d8721d54bdf7/sv-benchmarks/c/forester-heap/dll-token-1.i[22398,22411] [2022-10-17 16:56:13,191 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_5d4b685c-6429-4092-b056-d8721d54bdf7/sv-benchmarks/c/forester-heap/dll-token-1.i[22489,22502] [2022-10-17 16:56:13,193 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_5d4b685c-6429-4092-b056-d8721d54bdf7/sv-benchmarks/c/forester-heap/dll-token-1.i[22571,22584] [2022-10-17 16:56:13,196 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_5d4b685c-6429-4092-b056-d8721d54bdf7/sv-benchmarks/c/forester-heap/dll-token-1.i[22649,22662] [2022-10-17 16:56:13,199 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_5d4b685c-6429-4092-b056-d8721d54bdf7/sv-benchmarks/c/forester-heap/dll-token-1.i[22795,22808] [2022-10-17 16:56:13,202 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:56:13,242 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:56:13,242 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:13 WrapperNode [2022-10-17 16:56:13,243 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:56:13,244 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:56:13,245 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:56:13,245 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:56:13,252 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:13" (1/1) ... [2022-10-17 16:56:13,289 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:13" (1/1) ... [2022-10-17 16:56:13,326 INFO L138 Inliner]: procedures = 119, calls = 36, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 139 [2022-10-17 16:56:13,327 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:56:13,328 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:56:13,328 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:56:13,329 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:56:13,338 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:13" (1/1) ... [2022-10-17 16:56:13,339 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:13" (1/1) ... [2022-10-17 16:56:13,361 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:13" (1/1) ... [2022-10-17 16:56:13,361 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:13" (1/1) ... [2022-10-17 16:56:13,369 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:13" (1/1) ... [2022-10-17 16:56:13,378 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:13" (1/1) ... [2022-10-17 16:56:13,380 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:13" (1/1) ... [2022-10-17 16:56:13,382 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:13" (1/1) ... [2022-10-17 16:56:13,385 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:56:13,386 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:56:13,387 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:56:13,387 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:56:13,388 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:13" (1/1) ... [2022-10-17 16:56:13,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:56:13,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d4b685c-6429-4092-b056-d8721d54bdf7/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:56:13,421 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d4b685c-6429-4092-b056-d8721d54bdf7/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:56:13,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d4b685c-6429-4092-b056-d8721d54bdf7/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:56:13,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:56:13,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:56:13,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:56:13,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:56:13,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:56:13,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:56:13,479 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:56:13,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:56:13,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:56:13,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:56:13,587 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:56:13,589 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:56:14,100 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:56:14,154 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:56:14,154 INFO L300 CfgBuilder]: Removed 15 assume(true) statements. [2022-10-17 16:56:14,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:56:14 BoogieIcfgContainer [2022-10-17 16:56:14,158 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:56:14,159 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:56:14,159 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:56:14,169 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:56:14,170 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:56:14" (1/1) ... [2022-10-17 16:56:14,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:56:14,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:14,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 123 states and 146 transitions. [2022-10-17 16:56:14,247 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 146 transitions. [2022-10-17 16:56:14,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-10-17 16:56:14,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:14,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:14,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:14,432 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 16:56:14,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:14,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 122 states and 145 transitions. [2022-10-17 16:56:14,475 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 145 transitions. [2022-10-17 16:56:14,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-10-17 16:56:14,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:14,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:14,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:14,610 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 16:56:14,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:14,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 121 states and 144 transitions. [2022-10-17 16:56:14,745 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 144 transitions. [2022-10-17 16:56:14,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:56:14,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:14,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:14,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:14,801 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 16:56:14,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:14,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 120 states and 143 transitions. [2022-10-17 16:56:14,818 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 143 transitions. [2022-10-17 16:56:14,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:56:14,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:14,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:14,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:14,958 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 16:56:14,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:14,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 119 states and 142 transitions. [2022-10-17 16:56:14,977 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 142 transitions. [2022-10-17 16:56:14,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:56:14,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:14,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:14,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:15,014 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 16:56:15,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:15,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 118 states and 141 transitions. [2022-10-17 16:56:15,037 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 141 transitions. [2022-10-17 16:56:15,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:56:15,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:15,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:15,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:15,193 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 16:56:15,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:15,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 117 states and 140 transitions. [2022-10-17 16:56:15,303 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 140 transitions. [2022-10-17 16:56:15,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:56:15,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:15,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:15,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:15,354 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 16:56:15,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:15,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 117 states and 138 transitions. [2022-10-17 16:56:15,364 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 138 transitions. [2022-10-17 16:56:15,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:56:15,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:15,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:15,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:15,589 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 16:56:15,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:15,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 120 states and 144 transitions. [2022-10-17 16:56:15,645 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 144 transitions. [2022-10-17 16:56:15,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:56:15,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:15,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:15,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:15,742 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 16:56:15,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:15,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 123 states and 148 transitions. [2022-10-17 16:56:15,854 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 148 transitions. [2022-10-17 16:56:15,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:56:15,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:15,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:15,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:16,006 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 16:56:16,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:16,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 124 states and 151 transitions. [2022-10-17 16:56:16,031 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 151 transitions. [2022-10-17 16:56:16,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:56:16,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:16,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:16,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:16,220 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 16:56:16,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:16,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 127 states and 157 transitions. [2022-10-17 16:56:16,535 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 157 transitions. [2022-10-17 16:56:16,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:56:16,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:16,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:16,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:16,675 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 16:56:16,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:16,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 126 states and 156 transitions. [2022-10-17 16:56:16,695 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 156 transitions. [2022-10-17 16:56:16,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:56:16,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:16,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:16,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:16,871 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 16:56:16,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:16,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 127 states and 157 transitions. [2022-10-17 16:56:16,941 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 157 transitions. [2022-10-17 16:56:16,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:56:16,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:16,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:16,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:16,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:16,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:16,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 126 states and 156 transitions. [2022-10-17 16:56:16,990 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 156 transitions. [2022-10-17 16:56:16,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:56:16,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:16,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:17,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:17,132 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 16:56:17,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:17,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 127 states and 158 transitions. [2022-10-17 16:56:17,321 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 158 transitions. [2022-10-17 16:56:17,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:56:17,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:17,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:17,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:17,349 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 16:56:17,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:17,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 126 states and 157 transitions. [2022-10-17 16:56:17,362 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 157 transitions. [2022-10-17 16:56:17,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:56:17,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:17,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:17,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:17,429 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 16:56:17,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:17,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 127 states and 159 transitions. [2022-10-17 16:56:17,443 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 159 transitions. [2022-10-17 16:56:17,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:56:17,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:17,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:17,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:17,685 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 16:56:18,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:18,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 129 states and 164 transitions. [2022-10-17 16:56:18,149 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 164 transitions. [2022-10-17 16:56:18,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:56:18,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:18,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:18,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:18,348 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 16:56:19,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:19,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 131 states and 167 transitions. [2022-10-17 16:56:19,106 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 167 transitions. [2022-10-17 16:56:19,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:56:19,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:19,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:19,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:19,309 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 16:56:19,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:19,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 133 states and 171 transitions. [2022-10-17 16:56:19,872 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 171 transitions. [2022-10-17 16:56:19,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:56:19,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:19,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:19,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:20,167 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 16:56:20,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:20,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 135 states and 175 transitions. [2022-10-17 16:56:20,941 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 175 transitions. [2022-10-17 16:56:20,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:56:20,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:20,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:20,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:20,975 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 16:56:21,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:21,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 136 states and 177 transitions. [2022-10-17 16:56:21,210 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 177 transitions. [2022-10-17 16:56:21,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:56:21,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:21,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:21,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:21,264 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 16:56:21,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:21,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 138 states and 180 transitions. [2022-10-17 16:56:21,563 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 180 transitions. [2022-10-17 16:56:21,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:56:21,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:21,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:21,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:21,595 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 16:56:21,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:21,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 139 states and 182 transitions. [2022-10-17 16:56:21,855 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 182 transitions. [2022-10-17 16:56:21,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:56:21,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:21,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:21,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:21,912 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 16:56:22,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:22,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 141 states and 185 transitions. [2022-10-17 16:56:22,222 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 185 transitions. [2022-10-17 16:56:22,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:56:22,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:22,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:22,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:22,635 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 16:56:23,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:23,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 146 states and 193 transitions. [2022-10-17 16:56:23,932 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 193 transitions. [2022-10-17 16:56:23,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:56:23,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:23,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:23,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:24,914 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 16:56:26,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:26,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 148 states and 198 transitions. [2022-10-17 16:56:26,426 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 198 transitions. [2022-10-17 16:56:26,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:56:26,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:26,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:26,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:26,867 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 16:56:27,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:27,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 150 states and 202 transitions. [2022-10-17 16:56:27,930 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 202 transitions. [2022-10-17 16:56:27,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:56:27,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:27,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:27,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:28,597 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 16:56:29,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:29,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 152 states and 206 transitions. [2022-10-17 16:56:29,849 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 206 transitions. [2022-10-17 16:56:29,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:56:29,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:29,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:29,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:30,539 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 16:56:33,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:33,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 157 states and 214 transitions. [2022-10-17 16:56:33,112 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 214 transitions. [2022-10-17 16:56:33,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:56:33,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:33,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:33,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:33,163 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 16:56:33,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:33,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 157 states and 211 transitions. [2022-10-17 16:56:33,169 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 211 transitions. [2022-10-17 16:56:33,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:56:33,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:33,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:33,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:33,337 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 16:56:36,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:36,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 166 states and 226 transitions. [2022-10-17 16:56:36,731 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 226 transitions. [2022-10-17 16:56:36,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:56:36,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:36,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:36,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:37,054 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 16:56:40,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:40,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 177 states and 247 transitions. [2022-10-17 16:56:40,978 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 247 transitions. [2022-10-17 16:56:40,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:56:40,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:40,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:41,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:41,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.