./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/forester-heap/sll-buckets-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ed8a78-a6c9-4adc-986d-79d488ddc74d/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ed8a78-a6c9-4adc-986d-79d488ddc74d/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_d7ed8a78-a6c9-4adc-986d-79d488ddc74d/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ed8a78-a6c9-4adc-986d-79d488ddc74d/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/forester-heap/sll-buckets-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ed8a78-a6c9-4adc-986d-79d488ddc74d/bin/ukojak-92XMlrwhuB/config/svcomp-MemCleanup-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ed8a78-a6c9-4adc-986d-79d488ddc74d/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5a4c2149f6fe1f453f0ff04220f5041f2227f6654d0fa84d48205415ce284fcb --- 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 16:38:09,094 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:38:09,096 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:38:09,146 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:38:09,146 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:38:09,150 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:38:09,154 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:38:09,159 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:38:09,162 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:38:09,168 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:38:09,169 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:38:09,171 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:38:09,172 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:38:09,175 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:38:09,178 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:38:09,180 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:38:09,182 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:38:09,183 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:38:09,185 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:38:09,193 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:38:09,195 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:38:09,196 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:38:09,200 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:38:09,201 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:38:09,211 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:38:09,211 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:38:09,212 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:38:09,214 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:38:09,214 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:38:09,216 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:38:09,217 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:38:09,218 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:38:09,221 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:38:09,223 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:38:09,224 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:38:09,224 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:38:09,225 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:38:09,225 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:38:09,225 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:38:09,226 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:38:09,227 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:38:09,228 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ed8a78-a6c9-4adc-986d-79d488ddc74d/bin/ukojak-92XMlrwhuB/config/svcomp-MemCleanup-32bit-Kojak_Default.epf [2022-10-17 16:38:09,274 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:38:09,275 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:38:09,277 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:38:09,277 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:38:09,278 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:38:09,278 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:38:09,278 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:38:09,279 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:38:09,279 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:38:09,279 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:38:09,281 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 16:38:09,281 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 16:38:09,281 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:38:09,290 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:38:09,290 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:38:09,290 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:38:09,291 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:38:09,291 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:38:09,291 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:38:09,292 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:38:09,292 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:38:09,292 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:38:09,293 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:38:09,293 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_d7ed8a78-a6c9-4adc-986d-79d488ddc74d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ed8a78-a6c9-4adc-986d-79d488ddc74d/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a4c2149f6fe1f453f0ff04220f5041f2227f6654d0fa84d48205415ce284fcb [2022-10-17 16:38:09,575 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:38:09,607 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:38:09,610 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:38:09,612 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:38:09,613 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:38:09,615 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ed8a78-a6c9-4adc-986d-79d488ddc74d/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/forester-heap/sll-buckets-2.i [2022-10-17 16:38:09,684 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ed8a78-a6c9-4adc-986d-79d488ddc74d/bin/ukojak-92XMlrwhuB/data/46ec55fc7/969f13d66c934462867755b58e199d82/FLAG738f4845d [2022-10-17 16:38:10,214 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:38:10,214 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ed8a78-a6c9-4adc-986d-79d488ddc74d/sv-benchmarks/c/forester-heap/sll-buckets-2.i [2022-10-17 16:38:10,230 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ed8a78-a6c9-4adc-986d-79d488ddc74d/bin/ukojak-92XMlrwhuB/data/46ec55fc7/969f13d66c934462867755b58e199d82/FLAG738f4845d [2022-10-17 16:38:10,512 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ed8a78-a6c9-4adc-986d-79d488ddc74d/bin/ukojak-92XMlrwhuB/data/46ec55fc7/969f13d66c934462867755b58e199d82 [2022-10-17 16:38:10,514 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:38:10,515 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:38:10,516 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:38:10,516 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:38:10,522 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:38:10,523 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:38:10" (1/1) ... [2022-10-17 16:38:10,525 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@464768b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:10, skipping insertion in model container [2022-10-17 16:38:10,526 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:38:10" (1/1) ... [2022-10-17 16:38:10,533 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:38:10,594 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:38:11,036 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_d7ed8a78-a6c9-4adc-986d-79d488ddc74d/sv-benchmarks/c/forester-heap/sll-buckets-2.i[22663,22676] [2022-10-17 16:38:11,042 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_d7ed8a78-a6c9-4adc-986d-79d488ddc74d/sv-benchmarks/c/forester-heap/sll-buckets-2.i[22734,22747] [2022-10-17 16:38:11,045 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_d7ed8a78-a6c9-4adc-986d-79d488ddc74d/sv-benchmarks/c/forester-heap/sll-buckets-2.i[22862,22875] [2022-10-17 16:38:11,054 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_d7ed8a78-a6c9-4adc-986d-79d488ddc74d/sv-benchmarks/c/forester-heap/sll-buckets-2.i[23275,23288] [2022-10-17 16:38:11,056 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_d7ed8a78-a6c9-4adc-986d-79d488ddc74d/sv-benchmarks/c/forester-heap/sll-buckets-2.i[23364,23377] [2022-10-17 16:38:11,065 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:38:11,074 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:38:11,135 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_d7ed8a78-a6c9-4adc-986d-79d488ddc74d/sv-benchmarks/c/forester-heap/sll-buckets-2.i[22663,22676] [2022-10-17 16:38:11,140 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_d7ed8a78-a6c9-4adc-986d-79d488ddc74d/sv-benchmarks/c/forester-heap/sll-buckets-2.i[22734,22747] [2022-10-17 16:38:11,142 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_d7ed8a78-a6c9-4adc-986d-79d488ddc74d/sv-benchmarks/c/forester-heap/sll-buckets-2.i[22862,22875] [2022-10-17 16:38:11,147 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_d7ed8a78-a6c9-4adc-986d-79d488ddc74d/sv-benchmarks/c/forester-heap/sll-buckets-2.i[23275,23288] [2022-10-17 16:38:11,150 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_d7ed8a78-a6c9-4adc-986d-79d488ddc74d/sv-benchmarks/c/forester-heap/sll-buckets-2.i[23364,23377] [2022-10-17 16:38:11,151 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:38:11,186 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:38:11,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:11 WrapperNode [2022-10-17 16:38:11,187 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:38:11,190 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:38:11,190 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:38:11,191 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:38:11,198 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:11" (1/1) ... [2022-10-17 16:38:11,219 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:11" (1/1) ... [2022-10-17 16:38:11,247 INFO L138 Inliner]: procedures = 119, calls = 42, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 161 [2022-10-17 16:38:11,248 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:38:11,248 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:38:11,249 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:38:11,249 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:38:11,258 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:11" (1/1) ... [2022-10-17 16:38:11,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:11" (1/1) ... [2022-10-17 16:38:11,263 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:11" (1/1) ... [2022-10-17 16:38:11,264 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:11" (1/1) ... [2022-10-17 16:38:11,275 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:11" (1/1) ... [2022-10-17 16:38:11,281 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:11" (1/1) ... [2022-10-17 16:38:11,283 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:11" (1/1) ... [2022-10-17 16:38:11,285 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:11" (1/1) ... [2022-10-17 16:38:11,288 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:38:11,289 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:38:11,289 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:38:11,289 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:38:11,290 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:11" (1/1) ... [2022-10-17 16:38:11,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:38:11,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ed8a78-a6c9-4adc-986d-79d488ddc74d/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:38:11,361 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ed8a78-a6c9-4adc-986d-79d488ddc74d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:38:11,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ed8a78-a6c9-4adc-986d-79d488ddc74d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:38:11,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:38:11,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:38:11,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:38:11,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:38:11,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:38:11,404 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:38:11,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:38:11,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:38:11,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:38:11,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:38:11,512 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:38:11,514 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:38:12,156 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:38:12,221 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:38:12,221 INFO L300 CfgBuilder]: Removed 15 assume(true) statements. [2022-10-17 16:38:12,224 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:38:12 BoogieIcfgContainer [2022-10-17 16:38:12,224 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:38:12,225 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:38:12,225 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:38:12,239 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:38:12,240 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:38:12" (1/1) ... [2022-10-17 16:38:12,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:38:12,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:12,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 138 states and 163 transitions. [2022-10-17 16:38:12,338 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 163 transitions. [2022-10-17 16:38:12,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-10-17 16:38:12,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:12,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:12,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:12,531 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 16:38:12,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:12,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 137 states and 162 transitions. [2022-10-17 16:38:12,562 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 162 transitions. [2022-10-17 16:38:12,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-10-17 16:38:12,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:12,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:12,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:12,703 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 16:38:12,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:12,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 136 states and 161 transitions. [2022-10-17 16:38:12,809 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 161 transitions. [2022-10-17 16:38:12,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:38:12,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:12,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:12,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:12,871 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 16:38:12,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:12,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 135 states and 160 transitions. [2022-10-17 16:38:12,888 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 160 transitions. [2022-10-17 16:38:12,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:38:12,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:12,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:12,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:12,962 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 16:38:12,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:12,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 134 states and 159 transitions. [2022-10-17 16:38:12,995 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 159 transitions. [2022-10-17 16:38:12,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:38:12,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:12,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:13,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:13,165 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 16:38:13,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:13,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 133 states and 158 transitions. [2022-10-17 16:38:13,186 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 158 transitions. [2022-10-17 16:38:13,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:38:13,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:13,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:13,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:13,403 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 16:38:13,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:13,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 132 states and 157 transitions. [2022-10-17 16:38:13,546 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 157 transitions. [2022-10-17 16:38:13,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:38:13,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:13,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:13,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:13,631 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 16:38:13,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:13,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 131 states and 156 transitions. [2022-10-17 16:38:13,668 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 156 transitions. [2022-10-17 16:38:13,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:38:13,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:13,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:13,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:13,710 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 16:38:13,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:13,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 130 states and 155 transitions. [2022-10-17 16:38:13,791 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 155 transitions. [2022-10-17 16:38:13,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:38:13,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:13,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:13,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:13,976 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 16:38:14,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:14,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 129 states and 154 transitions. [2022-10-17 16:38:14,319 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 154 transitions. [2022-10-17 16:38:14,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:38:14,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:14,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:14,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:14,629 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 16:38:15,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:15,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 128 states and 153 transitions. [2022-10-17 16:38:15,366 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 153 transitions. [2022-10-17 16:38:15,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:38:15,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:15,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:15,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:15,395 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 16:38:15,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:15,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 127 states and 152 transitions. [2022-10-17 16:38:15,412 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 152 transitions. [2022-10-17 16:38:15,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:38:15,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:15,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:15,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:15,672 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 16:38:16,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:16,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 126 states and 151 transitions. [2022-10-17 16:38:16,064 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 151 transitions. [2022-10-17 16:38:16,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:38:16,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:16,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:16,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:16,180 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 16:38:16,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:16,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 125 states and 150 transitions. [2022-10-17 16:38:16,197 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 150 transitions. [2022-10-17 16:38:16,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:38:16,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:16,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:16,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:16,567 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 16:38:16,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:16,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 124 states and 149 transitions. [2022-10-17 16:38:16,731 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 149 transitions. [2022-10-17 16:38:16,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:38:16,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:16,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:16,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:16,766 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 16:38:16,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:16,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 123 states and 148 transitions. [2022-10-17 16:38:16,788 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 148 transitions. [2022-10-17 16:38:16,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:38:16,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:16,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:16,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:16,963 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 16:38:17,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:17,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 122 states and 147 transitions. [2022-10-17 16:38:17,205 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 147 transitions. [2022-10-17 16:38:17,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:38:17,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:17,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:17,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:17,397 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 16:38:17,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:17,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 121 states and 146 transitions. [2022-10-17 16:38:17,952 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 146 transitions. [2022-10-17 16:38:17,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:38:17,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:17,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:17,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:18,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:19,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:19,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 120 states and 145 transitions. [2022-10-17 16:38:19,055 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 145 transitions. [2022-10-17 16:38:19,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:38:19,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:19,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:19,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:19,089 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 16:38:19,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:19,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 119 states and 144 transitions. [2022-10-17 16:38:19,104 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 144 transitions. [2022-10-17 16:38:19,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:38:19,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:19,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:19,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:19,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:19,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:19,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 118 states and 143 transitions. [2022-10-17 16:38:19,483 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 143 transitions. [2022-10-17 16:38:19,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:38:19,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:19,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:19,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:19,521 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 16:38:19,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:19,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 117 states and 142 transitions. [2022-10-17 16:38:19,537 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 142 transitions. [2022-10-17 16:38:19,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:38:19,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:19,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:19,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:19,653 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 16:38:19,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:19,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 116 states and 141 transitions. [2022-10-17 16:38:19,669 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 141 transitions. [2022-10-17 16:38:19,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:38:19,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:19,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:19,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:19,812 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 16:38:19,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:19,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 115 states and 139 transitions. [2022-10-17 16:38:19,889 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 139 transitions. [2022-10-17 16:38:19,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:38:19,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:19,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:19,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:20,094 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 16:38:20,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:20,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 114 states and 138 transitions. [2022-10-17 16:38:20,436 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 138 transitions. [2022-10-17 16:38:20,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:38:20,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:20,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:20,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:20,637 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 16:38:23,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:23,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 118 states and 146 transitions. [2022-10-17 16:38:23,191 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 146 transitions. [2022-10-17 16:38:23,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:38:23,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:23,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:23,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:23,377 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 16:38:25,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:25,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 123 states and 156 transitions. [2022-10-17 16:38:25,185 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 156 transitions. [2022-10-17 16:38:25,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:38:25,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:25,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:25,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:25,564 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 16:38:29,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:29,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 128 states and 165 transitions. [2022-10-17 16:38:29,482 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 165 transitions. [2022-10-17 16:38:29,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:38:29,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:29,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:29,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:29,526 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 16:38:29,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:29,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 127 states and 164 transitions. [2022-10-17 16:38:29,542 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 164 transitions. [2022-10-17 16:38:29,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:38:29,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:29,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:29,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:29,749 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 16:38:30,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:30,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 126 states and 163 transitions. [2022-10-17 16:38:30,556 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 163 transitions. [2022-10-17 16:38:30,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:38:30,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:30,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:30,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:30,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:30,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:30,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 127 states and 166 transitions. [2022-10-17 16:38:30,925 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 166 transitions. [2022-10-17 16:38:30,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:38:30,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:30,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:30,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:30,978 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 16:38:31,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:31,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 127 states and 165 transitions. [2022-10-17 16:38:31,359 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 165 transitions. [2022-10-17 16:38:31,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:38:31,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:31,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:31,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:31,412 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 16:38:31,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:31,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 126 states and 164 transitions. [2022-10-17 16:38:31,426 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 164 transitions. [2022-10-17 16:38:31,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:38:31,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:31,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:31,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:31,572 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 16:38:31,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:31,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 125 states and 163 transitions. [2022-10-17 16:38:31,586 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 163 transitions. [2022-10-17 16:38:31,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:38:31,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:31,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:31,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:31,631 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 16:38:31,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:31,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 124 states and 162 transitions. [2022-10-17 16:38:31,647 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 162 transitions. [2022-10-17 16:38:31,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:38:31,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:31,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:31,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:31,792 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 16:38:31,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:31,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 123 states and 161 transitions. [2022-10-17 16:38:31,808 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 161 transitions. [2022-10-17 16:38:31,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:38:31,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:31,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:31,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:33,654 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 16:38:41,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:41,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 130 states and 174 transitions. [2022-10-17 16:38:41,544 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 174 transitions. [2022-10-17 16:38:41,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:38:41,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:41,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:41,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:41,608 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 16:38:42,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:42,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 135 states and 179 transitions. [2022-10-17 16:38:42,146 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 179 transitions. [2022-10-17 16:38:42,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:38:42,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:42,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:42,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:42,196 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 16:38:42,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:42,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 133 states and 174 transitions. [2022-10-17 16:38:42,211 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 174 transitions. [2022-10-17 16:38:42,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:38:42,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:42,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:42,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:42,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.