./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/list-ext3-properties/sll_circular_traversal-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dbc373-efac-4f55-96f3-690690b9502d/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dbc373-efac-4f55-96f3-690690b9502d/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dbc373-efac-4f55-96f3-690690b9502d/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dbc373-efac-4f55-96f3-690690b9502d/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/list-ext3-properties/sll_circular_traversal-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dbc373-efac-4f55-96f3-690690b9502d/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dbc373-efac-4f55-96f3-690690b9502d/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5b4659b27a54f579598b48dab11e67b47aff28d030592fa757cae575afffc3b5 --- 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-2329fc7 [2022-12-14 19:06:15,194 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 19:06:15,196 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 19:06:15,214 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 19:06:15,214 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 19:06:15,215 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 19:06:15,216 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 19:06:15,218 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 19:06:15,219 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 19:06:15,220 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 19:06:15,221 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 19:06:15,221 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 19:06:15,222 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 19:06:15,223 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 19:06:15,224 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 19:06:15,225 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 19:06:15,225 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 19:06:15,226 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 19:06:15,228 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 19:06:15,229 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 19:06:15,230 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 19:06:15,232 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 19:06:15,233 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 19:06:15,234 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 19:06:15,237 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 19:06:15,237 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 19:06:15,237 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 19:06:15,238 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 19:06:15,239 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 19:06:15,239 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 19:06:15,240 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 19:06:15,240 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 19:06:15,241 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 19:06:15,242 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 19:06:15,243 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 19:06:15,243 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 19:06:15,243 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 19:06:15,244 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 19:06:15,244 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 19:06:15,244 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 19:06:15,245 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 19:06:15,246 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dbc373-efac-4f55-96f3-690690b9502d/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 19:06:15,266 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 19:06:15,266 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 19:06:15,267 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 19:06:15,267 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 19:06:15,267 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 19:06:15,268 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 19:06:15,268 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 19:06:15,268 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 19:06:15,268 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 19:06:15,268 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 19:06:15,269 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 19:06:15,269 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 19:06:15,269 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 19:06:15,269 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 19:06:15,269 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 19:06:15,270 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 19:06:15,270 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 19:06:15,270 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 19:06:15,270 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 19:06:15,270 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 19:06:15,271 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 19:06:15,271 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:06:15,271 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 19:06:15,271 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 19:06:15,271 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 19:06:15,272 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 19:06:15,272 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 19:06:15,272 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 19:06:15,272 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_75dbc373-efac-4f55-96f3-690690b9502d/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dbc373-efac-4f55-96f3-690690b9502d/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b4659b27a54f579598b48dab11e67b47aff28d030592fa757cae575afffc3b5 [2022-12-14 19:06:15,461 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 19:06:15,479 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 19:06:15,482 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 19:06:15,483 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 19:06:15,483 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 19:06:15,484 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dbc373-efac-4f55-96f3-690690b9502d/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/list-ext3-properties/sll_circular_traversal-1.i [2022-12-14 19:06:18,024 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 19:06:18,214 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 19:06:18,214 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dbc373-efac-4f55-96f3-690690b9502d/sv-benchmarks/c/list-ext3-properties/sll_circular_traversal-1.i [2022-12-14 19:06:18,225 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dbc373-efac-4f55-96f3-690690b9502d/bin/ukojak-rkRKPMF4O4/data/ce0512973/4f9d06eacda448e0a32d6c4cb4cd4137/FLAGfa0abf772 [2022-12-14 19:06:18,238 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dbc373-efac-4f55-96f3-690690b9502d/bin/ukojak-rkRKPMF4O4/data/ce0512973/4f9d06eacda448e0a32d6c4cb4cd4137 [2022-12-14 19:06:18,241 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 19:06:18,242 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 19:06:18,243 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 19:06:18,243 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 19:06:18,246 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 19:06:18,247 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:06:18" (1/1) ... [2022-12-14 19:06:18,248 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9ef16e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:06:18, skipping insertion in model container [2022-12-14 19:06:18,248 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:06:18" (1/1) ... [2022-12-14 19:06:18,254 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 19:06:18,284 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 19:06:18,518 WARN L237 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_75dbc373-efac-4f55-96f3-690690b9502d/sv-benchmarks/c/list-ext3-properties/sll_circular_traversal-1.i[24132,24145] [2022-12-14 19:06:18,522 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:06:18,532 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 19:06:18,568 WARN L237 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_75dbc373-efac-4f55-96f3-690690b9502d/sv-benchmarks/c/list-ext3-properties/sll_circular_traversal-1.i[24132,24145] [2022-12-14 19:06:18,569 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:06:18,594 INFO L208 MainTranslator]: Completed translation [2022-12-14 19:06:18,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:06:18 WrapperNode [2022-12-14 19:06:18,595 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 19:06:18,596 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 19:06:18,596 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 19:06:18,596 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 19:06:18,604 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:06:18" (1/1) ... [2022-12-14 19:06:18,616 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:06:18" (1/1) ... [2022-12-14 19:06:18,636 INFO L138 Inliner]: procedures = 122, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 87 [2022-12-14 19:06:18,636 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 19:06:18,637 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 19:06:18,637 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 19:06:18,637 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 19:06:18,647 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:06:18" (1/1) ... [2022-12-14 19:06:18,647 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:06:18" (1/1) ... [2022-12-14 19:06:18,650 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:06:18" (1/1) ... [2022-12-14 19:06:18,650 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:06:18" (1/1) ... [2022-12-14 19:06:18,656 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:06:18" (1/1) ... [2022-12-14 19:06:18,660 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:06:18" (1/1) ... [2022-12-14 19:06:18,661 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:06:18" (1/1) ... [2022-12-14 19:06:18,663 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:06:18" (1/1) ... [2022-12-14 19:06:18,665 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 19:06:18,666 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 19:06:18,666 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 19:06:18,666 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 19:06:18,667 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:06:18" (1/1) ... [2022-12-14 19:06:18,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:06:18,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dbc373-efac-4f55-96f3-690690b9502d/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 19:06:18,695 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dbc373-efac-4f55-96f3-690690b9502d/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 19:06:18,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dbc373-efac-4f55-96f3-690690b9502d/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 19:06:18,732 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2022-12-14 19:06:18,732 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2022-12-14 19:06:18,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 19:06:18,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 19:06:18,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 19:06:18,733 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 19:06:18,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 19:06:18,733 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 19:06:18,733 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 19:06:18,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 19:06:18,733 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 19:06:18,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 19:06:18,828 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 19:06:18,830 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 19:06:18,850 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2022-12-14 19:06:18,963 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 19:06:18,989 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 19:06:18,989 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-14 19:06:18,991 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:06:18 BoogieIcfgContainer [2022-12-14 19:06:18,992 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 19:06:18,992 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 19:06:18,992 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 19:06:19,000 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 19:06:19,000 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:06:18" (1/1) ... [2022-12-14 19:06:19,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 19:06:19,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:06:19,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2022-12-14 19:06:19,060 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2022-12-14 19:06:19,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 19:06:19,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:06:19,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:06:19,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:06:19,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:06:19,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:06:19,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2022-12-14 19:06:19,310 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2022-12-14 19:06:19,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 19:06:19,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:06:19,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:06:19,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:06:19,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:06:19,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:06:19,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 26 states and 34 transitions. [2022-12-14 19:06:19,496 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 34 transitions. [2022-12-14 19:06:19,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 19:06:19,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:06:19,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:06:19,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:06:19,585 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:06:19,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:06:19,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 29 states and 38 transitions. [2022-12-14 19:06:19,631 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 38 transitions. [2022-12-14 19:06:19,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 19:06:19,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:06:19,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:06:19,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:06:19,743 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:06:19,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:06:19,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 32 states and 41 transitions. [2022-12-14 19:06:19,790 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 41 transitions. [2022-12-14 19:06:19,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 19:06:19,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:06:19,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:06:19,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:06:20,528 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 19:06:21,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:06:21,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2022-12-14 19:06:21,652 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2022-12-14 19:06:21,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 19:06:21,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:06:21,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:06:21,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:06:22,948 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 15 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 19:06:26,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:06:26,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 37 states and 51 transitions. [2022-12-14 19:06:26,046 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2022-12-14 19:06:26,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 19:06:26,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:06:26,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:06:26,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:06:26,909 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 19:06:30,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:06:30,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 40 states and 55 transitions. [2022-12-14 19:06:30,089 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 55 transitions. [2022-12-14 19:06:30,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 19:06:30,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:06:30,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:06:30,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:06:32,530 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 19:06:40,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:06:40,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 45 states and 67 transitions. [2022-12-14 19:06:40,620 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 67 transitions. [2022-12-14 19:06:40,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 19:06:40,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:06:40,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:06:40,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:06:42,897 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 22 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 19:06:51,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:06:51,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 50 states and 76 transitions. [2022-12-14 19:06:51,250 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 76 transitions. [2022-12-14 19:06:51,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 19:06:51,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:06:51,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:06:51,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:06:55,846 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:07:10,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:07:10,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 55 states and 87 transitions. [2022-12-14 19:07:10,837 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 87 transitions. [2022-12-14 19:07:10,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 19:07:10,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:07:10,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:07:10,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:07:15,004 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 1 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:07:26,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:07:26,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 58 states and 95 transitions. [2022-12-14 19:07:26,655 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 95 transitions. [2022-12-14 19:07:26,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 19:07:26,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:07:26,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:07:26,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:07:30,200 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 6 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:07:37,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:07:37,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 60 states and 96 transitions. [2022-12-14 19:07:37,234 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 96 transitions. [2022-12-14 19:07:37,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 19:07:37,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:07:37,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:07:37,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:07:45,754 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:08:18,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:08:18,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 81 states and 131 transitions. [2022-12-14 19:08:18,471 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 131 transitions. [2022-12-14 19:08:18,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 19:08:18,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:08:18,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:08:18,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:08:25,414 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:08:38,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:08:38,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 84 states and 140 transitions. [2022-12-14 19:08:38,268 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 140 transitions. [2022-12-14 19:08:38,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 19:08:38,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:08:38,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:08:38,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:08:45,144 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:08:52,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:08:52,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 86 states and 141 transitions. [2022-12-14 19:08:52,198 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 141 transitions. [2022-12-14 19:08:52,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 19:08:52,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:08:52,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:08:52,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:08:52,528 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-14 19:08:55,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:08:55,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 73 states and 120 transitions. [2022-12-14 19:08:55,507 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 120 transitions. [2022-12-14 19:08:55,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 19:08:55,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:08:55,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:08:55,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:09:05,928 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 19 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:09:36,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:09:36,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 84 states and 141 transitions. [2022-12-14 19:09:36,491 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 141 transitions. [2022-12-14 19:09:36,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 19:09:36,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:09:36,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:09:36,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:09:46,127 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 16 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:09:56,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:09:56,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 86 states and 142 transitions. [2022-12-14 19:09:56,814 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 142 transitions. [2022-12-14 19:09:56,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 19:09:56,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:09:56,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:09:56,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:10:10,910 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:11:15,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:11:15,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 102 states and 196 transitions. [2022-12-14 19:11:15,479 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 196 transitions. [2022-12-14 19:11:15,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 19:11:15,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:11:15,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:11:15,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:11:29,954 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:12:01,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:12:01,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 111 states and 212 transitions. [2022-12-14 19:12:01,544 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 212 transitions. [2022-12-14 19:12:01,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 19:12:01,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:12:01,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:12:01,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:12:13,281 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:12:28,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:12:28,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 113 states and 213 transitions. [2022-12-14 19:12:28,365 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 213 transitions. [2022-12-14 19:12:28,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 19:12:28,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:12:28,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:12:28,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:12:39,338 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 37 proven. 40 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 19:12:49,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:12:49,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 55 states and 67 transitions. [2022-12-14 19:12:49,187 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 67 transitions. [2022-12-14 19:12:49,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-14 19:12:49,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:12:49,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:12:49,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:13:11,743 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 1 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:14:30,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:14:30,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 65 states and 86 transitions. [2022-12-14 19:14:30,474 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 86 transitions. [2022-12-14 19:14:30,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-14 19:14:30,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:14:30,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:14:30,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:14:51,203 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:15:23,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:15:23,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 69 states and 91 transitions. [2022-12-14 19:15:23,916 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 91 transitions. [2022-12-14 19:15:23,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-14 19:15:23,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:15:23,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:15:23,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:15:41,287 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:16:03,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:16:03,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 60 states and 76 transitions. [2022-12-14 19:16:03,548 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 76 transitions. [2022-12-14 19:16:03,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-12-14 19:16:03,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:16:03,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:16:03,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:16:23,137 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:17:23,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:17:23,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 68 states and 91 transitions. [2022-12-14 19:17:23,758 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 91 transitions. [2022-12-14 19:17:23,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-12-14 19:17:23,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:17:23,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:17:23,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:17:36,877 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:17:55,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:17:55,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 63 states and 82 transitions. [2022-12-14 19:17:55,891 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 82 transitions. [2022-12-14 19:17:55,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-12-14 19:17:55,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:17:55,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:17:55,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:18:18,621 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:19:17,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:19:17,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 74 states and 103 transitions. [2022-12-14 19:19:17,745 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 103 transitions. [2022-12-14 19:19:17,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-12-14 19:19:17,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:19:17,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:19:17,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:19:35,928 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:20:08,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:20:08,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 71 states and 96 transitions. [2022-12-14 19:20:08,588 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 96 transitions. [2022-12-14 19:20:08,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-12-14 19:20:08,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:20:08,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:20:08,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:20:32,748 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.