./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-15/array13_alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6b4ec56b 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_ff5419a7-0f87-4d1c-815a-05368f677d21/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5419a7-0f87-4d1c-815a-05368f677d21/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5419a7-0f87-4d1c-815a-05368f677d21/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5419a7-0f87-4d1c-815a-05368f677d21/bin/ukojak-pZX7IvK2PQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-15/array13_alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5419a7-0f87-4d1c-815a-05368f677d21/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5419a7-0f87-4d1c-815a-05368f677d21/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash bcb4bc0abad87560c498c61782d3ccf631503b41762d0db8553a6c831cbdcaff --- 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-6b4ec56 [2022-11-20 18:07:20,695 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:07:20,697 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:07:20,724 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:07:20,725 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:07:20,726 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:07:20,727 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:07:20,729 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:07:20,731 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:07:20,732 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:07:20,733 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:07:20,735 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:07:20,735 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:07:20,736 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:07:20,738 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:07:20,739 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:07:20,740 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:07:20,741 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:07:20,743 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:07:20,745 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:07:20,747 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:07:20,749 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:07:20,750 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:07:20,751 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:07:20,755 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:07:20,756 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:07:20,756 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:07:20,757 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:07:20,758 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:07:20,759 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:07:20,759 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:07:20,760 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:07:20,761 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:07:20,762 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:07:20,763 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:07:20,764 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:07:20,765 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:07:20,765 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:07:20,765 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:07:20,766 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:07:20,767 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:07:20,768 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5419a7-0f87-4d1c-815a-05368f677d21/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2022-11-20 18:07:20,799 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:07:20,803 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:07:20,805 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:07:20,805 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:07:20,805 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:07:20,805 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:07:20,805 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:07:20,806 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:07:20,806 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 18:07:20,806 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 18:07:20,806 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 18:07:20,807 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:07:20,807 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:07:20,807 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:07:20,807 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:07:20,807 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:07:20,808 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:07:20,808 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:07:20,808 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:07:20,808 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:07:20,808 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:07:20,809 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_ff5419a7-0f87-4d1c-815a-05368f677d21/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5419a7-0f87-4d1c-815a-05368f677d21/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bcb4bc0abad87560c498c61782d3ccf631503b41762d0db8553a6c831cbdcaff [2022-11-20 18:07:21,116 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:07:21,154 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:07:21,156 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:07:21,158 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:07:21,158 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:07:21,159 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5419a7-0f87-4d1c-815a-05368f677d21/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/termination-15/array13_alloca.i [2022-11-20 18:07:24,211 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:07:24,439 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:07:24,443 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5419a7-0f87-4d1c-815a-05368f677d21/sv-benchmarks/c/termination-15/array13_alloca.i [2022-11-20 18:07:24,477 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5419a7-0f87-4d1c-815a-05368f677d21/bin/ukojak-pZX7IvK2PQ/data/6c12b7266/9802a82cafdf41899a6406b8669dd505/FLAGf35292c78 [2022-11-20 18:07:24,499 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5419a7-0f87-4d1c-815a-05368f677d21/bin/ukojak-pZX7IvK2PQ/data/6c12b7266/9802a82cafdf41899a6406b8669dd505 [2022-11-20 18:07:24,504 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:07:24,507 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:07:24,510 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:07:24,510 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:07:24,513 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:07:24,514 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:07:24" (1/1) ... [2022-11-20 18:07:24,515 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5573fb1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:24, skipping insertion in model container [2022-11-20 18:07:24,516 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:07:24" (1/1) ... [2022-11-20 18:07:24,523 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:07:24,572 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:07:24,998 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:07:25,012 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:07:25,072 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:07:25,114 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:07:25,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:25 WrapperNode [2022-11-20 18:07:25,115 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:07:25,116 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:07:25,116 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:07:25,116 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:07:25,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:25" (1/1) ... [2022-11-20 18:07:25,150 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:25" (1/1) ... [2022-11-20 18:07:25,176 INFO L138 Inliner]: procedures = 151, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 56 [2022-11-20 18:07:25,176 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:07:25,177 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:07:25,177 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:07:25,177 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:07:25,187 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:25" (1/1) ... [2022-11-20 18:07:25,187 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:25" (1/1) ... [2022-11-20 18:07:25,198 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:25" (1/1) ... [2022-11-20 18:07:25,199 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:25" (1/1) ... [2022-11-20 18:07:25,207 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:25" (1/1) ... [2022-11-20 18:07:25,214 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:25" (1/1) ... [2022-11-20 18:07:25,217 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:25" (1/1) ... [2022-11-20 18:07:25,227 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:25" (1/1) ... [2022-11-20 18:07:25,229 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:07:25,229 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:07:25,230 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:07:25,230 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:07:25,231 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:25" (1/1) ... [2022-11-20 18:07:25,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:07:25,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5419a7-0f87-4d1c-815a-05368f677d21/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:07:25,268 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5419a7-0f87-4d1c-815a-05368f677d21/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:07:25,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5419a7-0f87-4d1c-815a-05368f677d21/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:07:25,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 18:07:25,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 18:07:25,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:07:25,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:07:25,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:07:25,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:07:25,428 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:07:25,430 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:07:25,693 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:07:25,760 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:07:25,761 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 18:07:25,763 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:07:25 BoogieIcfgContainer [2022-11-20 18:07:25,764 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:07:25,764 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:07:25,765 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:07:25,775 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:07:25,775 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:07:25" (1/1) ... [2022-11-20 18:07:25,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 18:07:25,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:25,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 24 transitions. [2022-11-20 18:07:25,841 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2022-11-20 18:07:25,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 18:07:25,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:25,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:25,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:26,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:26,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:26,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2022-11-20 18:07:26,132 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2022-11-20 18:07:26,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 18:07:26,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:26,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:26,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:26,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:26,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:26,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 23 states and 27 transitions. [2022-11-20 18:07:26,412 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2022-11-20 18:07:26,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 18:07:26,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:26,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:26,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:26,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:27,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:27,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2022-11-20 18:07:27,380 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2022-11-20 18:07:27,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 18:07:27,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:27,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:27,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:27,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:27,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:27,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2022-11-20 18:07:27,436 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2022-11-20 18:07:27,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 18:07:27,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:27,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:27,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:27,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:27,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:27,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2022-11-20 18:07:27,724 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2022-11-20 18:07:27,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 18:07:27,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:27,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:27,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:27,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:28,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:28,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2022-11-20 18:07:28,368 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2022-11-20 18:07:28,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 18:07:28,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:28,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:28,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:28,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:28,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:28,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2022-11-20 18:07:28,436 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2022-11-20 18:07:28,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 18:07:28,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:28,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:28,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:28,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:28,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:28,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2022-11-20 18:07:28,501 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2022-11-20 18:07:28,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 18:07:28,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:28,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:28,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:29,261 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:31,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:31,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 29 states and 43 transitions. [2022-11-20 18:07:31,719 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 43 transitions. [2022-11-20 18:07:31,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 18:07:31,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:31,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:31,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:31,738 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:32,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:32,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 29 states and 42 transitions. [2022-11-20 18:07:32,047 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 42 transitions. [2022-11-20 18:07:32,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 18:07:32,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:32,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:32,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:32,587 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:34,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:34,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 32 states and 51 transitions. [2022-11-20 18:07:34,693 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 51 transitions. [2022-11-20 18:07:34,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 18:07:34,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:34,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:34,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:34,741 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:35,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:35,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 32 states and 50 transitions. [2022-11-20 18:07:35,026 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 50 transitions. [2022-11-20 18:07:35,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 18:07:35,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:35,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:35,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:35,232 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:36,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:36,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 35 states and 59 transitions. [2022-11-20 18:07:36,425 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 59 transitions. [2022-11-20 18:07:36,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 18:07:36,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:36,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:36,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:36,451 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:36,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:36,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 37 states and 62 transitions. [2022-11-20 18:07:36,718 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 62 transitions. [2022-11-20 18:07:36,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 18:07:36,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:36,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:36,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:37,099 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:38,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:38,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 40 states and 70 transitions. [2022-11-20 18:07:38,764 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 70 transitions. [2022-11-20 18:07:38,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 18:07:38,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:38,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:38,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:38,851 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:39,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:39,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 43 states and 76 transitions. [2022-11-20 18:07:39,642 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 76 transitions. [2022-11-20 18:07:39,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 18:07:39,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:39,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:39,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:39,700 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:40,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:40,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 44 states and 78 transitions. [2022-11-20 18:07:40,218 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 78 transitions. [2022-11-20 18:07:40,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 18:07:40,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:40,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:40,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:40,492 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:07:43,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:43,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 54 states and 103 transitions. [2022-11-20 18:07:43,256 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 103 transitions. [2022-11-20 18:07:43,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 18:07:43,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:43,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:43,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:43,286 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:07:43,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:43,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 55 states and 104 transitions. [2022-11-20 18:07:43,636 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 104 transitions. [2022-11-20 18:07:43,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 18:07:43,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:43,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:43,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:44,058 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:46,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:46,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 59 states and 113 transitions. [2022-11-20 18:07:46,272 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 113 transitions. [2022-11-20 18:07:46,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 18:07:46,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:46,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:46,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:46,328 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:07:47,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:47,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 62 states and 119 transitions. [2022-11-20 18:07:47,899 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 119 transitions. [2022-11-20 18:07:47,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 18:07:47,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:47,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:47,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:47,954 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:48,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:48,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 63 states and 122 transitions. [2022-11-20 18:07:48,690 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 122 transitions. [2022-11-20 18:07:48,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 18:07:48,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:48,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:48,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:48,709 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 18:07:49,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:49,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 58 states and 112 transitions. [2022-11-20 18:07:49,310 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 112 transitions. [2022-11-20 18:07:49,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 18:07:49,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:49,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:49,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:50,105 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:53,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:53,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 62 states and 135 transitions. [2022-11-20 18:07:53,094 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 135 transitions. [2022-11-20 18:07:53,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 18:07:53,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:53,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:53,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:54,484 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:58,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:58,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 67 states and 144 transitions. [2022-11-20 18:07:58,666 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 144 transitions. [2022-11-20 18:07:58,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 18:07:58,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:58,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:58,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:59,222 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:01,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:01,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 71 states and 160 transitions. [2022-11-20 18:08:01,626 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 160 transitions. [2022-11-20 18:08:01,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 18:08:01,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:01,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:01,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:01,693 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:08:03,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:03,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 72 states and 163 transitions. [2022-11-20 18:08:03,187 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 163 transitions. [2022-11-20 18:08:03,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 18:08:03,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:03,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:03,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:04,589 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:08,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:08,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 75 states and 169 transitions. [2022-11-20 18:08:08,503 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 169 transitions. [2022-11-20 18:08:08,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 18:08:08,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:08,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:08,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:08,581 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:08:10,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:10,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 78 states and 174 transitions. [2022-11-20 18:08:10,066 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 174 transitions. [2022-11-20 18:08:10,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 18:08:10,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:10,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:10,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:10,137 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:08:10,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:10,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 79 states and 177 transitions. [2022-11-20 18:08:10,944 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 177 transitions. [2022-11-20 18:08:10,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 18:08:10,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:10,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:10,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:11,023 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:13,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:13,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 83 states and 188 transitions. [2022-11-20 18:08:13,494 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 188 transitions. [2022-11-20 18:08:13,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 18:08:13,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:13,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:13,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:13,554 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:14,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:14,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 84 states and 188 transitions. [2022-11-20 18:08:14,140 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 188 transitions. [2022-11-20 18:08:14,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 18:08:14,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:14,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:14,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:14,209 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:08:14,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:14,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 84 states and 187 transitions. [2022-11-20 18:08:14,237 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 187 transitions. [2022-11-20 18:08:14,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 18:08:14,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:14,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:14,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:14,307 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:08:14,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:14,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 85 states and 187 transitions. [2022-11-20 18:08:14,887 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 187 transitions. [2022-11-20 18:08:14,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 18:08:14,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:14,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:14,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:14,958 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:15,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:15,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 86 states and 187 transitions. [2022-11-20 18:08:15,956 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 187 transitions. [2022-11-20 18:08:15,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 18:08:15,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:15,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:15,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:16,503 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:20,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:20,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 91 states and 207 transitions. [2022-11-20 18:08:20,100 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 207 transitions. [2022-11-20 18:08:20,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 18:08:20,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:20,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:20,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:20,148 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 18:08:21,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:21,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 95 states and 215 transitions. [2022-11-20 18:08:21,922 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 215 transitions. [2022-11-20 18:08:21,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 18:08:21,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:21,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:21,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:22,000 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:22,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:22,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 96 states and 217 transitions. [2022-11-20 18:08:22,947 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 217 transitions. [2022-11-20 18:08:22,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 18:08:22,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:22,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:22,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:23,001 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 18:08:24,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:24,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 99 states and 222 transitions. [2022-11-20 18:08:24,813 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 222 transitions. [2022-11-20 18:08:24,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 18:08:24,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:24,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:24,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:24,860 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 18:08:24,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:24,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 100 states and 222 transitions. [2022-11-20 18:08:24,885 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 222 transitions. [2022-11-20 18:08:24,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 18:08:24,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:24,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:24,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:24,936 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 18:08:25,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:25,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 101 states and 222 transitions. [2022-11-20 18:08:25,885 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 222 transitions. [2022-11-20 18:08:25,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 18:08:25,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:25,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:25,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:28,015 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:36,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:36,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 111 states and 256 transitions. [2022-11-20 18:08:36,940 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 256 transitions. [2022-11-20 18:08:36,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 18:08:36,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:36,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:36,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:38,100 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 7 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:42,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:42,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 99 states and 207 transitions. [2022-11-20 18:08:42,206 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 207 transitions. [2022-11-20 18:08:42,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 18:08:42,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:42,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:42,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:42,254 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-20 18:08:43,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:43,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 100 states and 207 transitions. [2022-11-20 18:08:43,162 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 207 transitions. [2022-11-20 18:08:43,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 18:08:43,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:43,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:43,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:43,318 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:44,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:44,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 101 states and 210 transitions. [2022-11-20 18:08:44,372 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 210 transitions. [2022-11-20 18:08:44,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 18:08:44,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:44,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:44,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:45,519 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 18:08:52,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:52,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 106 states and 223 transitions. [2022-11-20 18:08:52,793 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 223 transitions. [2022-11-20 18:08:52,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 18:08:52,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:52,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:52,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:52,849 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 18:08:54,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:54,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 106 states and 222 transitions. [2022-11-20 18:08:54,017 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 222 transitions. [2022-11-20 18:08:54,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 18:08:54,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:54,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:54,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:54,084 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-20 18:08:55,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:55,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 107 states and 222 transitions. [2022-11-20 18:08:55,104 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 222 transitions. [2022-11-20 18:08:55,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 18:08:55,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:55,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:55,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:56,091 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:58,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:58,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 108 states and 224 transitions. [2022-11-20 18:08:58,130 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 224 transitions. [2022-11-20 18:08:58,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 18:08:58,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:58,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:58,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:58,198 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:59,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:59,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 110 states and 226 transitions. [2022-11-20 18:08:59,050 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 226 transitions. [2022-11-20 18:08:59,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 18:08:59,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:59,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:59,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:59,126 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:59,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:59,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 41 states and 70 transitions. [2022-11-20 18:08:59,447 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 70 transitions. [2022-11-20 18:08:59,447 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 18:08:59,447 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 52 iterations. [2022-11-20 18:08:59,454 INFO L754 CodeCheckObserver]: All specifications hold 9 specifications checked. All of them hold [2022-11-20 18:09:00,873 INFO L560 CodeCheckObserver]: Invariant with dag size 48 [2022-11-20 18:09:00,907 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2022-11-20 18:09:00,910 INFO L560 CodeCheckObserver]: Invariant with dag size 27 [2022-11-20 18:09:00,912 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 06:09:00 ImpRootNode [2022-11-20 18:09:00,912 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 18:09:00,913 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 18:09:00,913 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 18:09:00,913 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 18:09:00,913 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:07:25" (3/4) ... [2022-11-20 18:09:00,916 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 18:09:00,927 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2022-11-20 18:09:00,935 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-20 18:09:00,935 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-20 18:09:00,935 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 18:09:00,960 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((arr + length * 4 <= unknown-#length-unknown[arr] + length / 4611686018427387904 * 18446744073709551616 && \valid[arr] == 1) && 1 <= i) && \old(unknown-main_\old_#valid#1-unknown) == \valid[__builtin_alloca(length*sizeof(int)) := 0]) && length / 4611686018427387904 <= 0) && 1 <= length) && 0 <= arr) && i <= 1) || (((((((arr + length * 4 <= unknown-#length-unknown[arr] + length / 4611686018427387904 * 18446744073709551616 && \valid[arr] == 1) && (length <= i || length / 4611686018427387904 <= 0)) && \old(unknown-main_\old_#valid#1-unknown) == \valid[__builtin_alloca(length*sizeof(int)) := 0]) && !(i <= 2)) && 1 <= length) && arr + i * 4 <= unknown-#length-unknown[arr]) && 0 <= arr)) || (((((((arr + length * 4 <= unknown-#length-unknown[arr] + length / 4611686018427387904 * 18446744073709551616 && i == 0) && \valid[arr] == 1) && \old(unknown-main_\old_#valid#1-unknown) == \valid[__builtin_alloca(length*sizeof(int)) := 0]) && length / 4611686018427387904 <= 0) && length * 4 == unknown-#length-unknown[arr] + length / 4611686018427387904 * 18446744073709551616) && 1 <= length) && 0 <= arr)) || ((((((((arr + length * 4 <= unknown-#length-unknown[arr] + length / 4611686018427387904 * 18446744073709551616 && \valid[arr] == 1) && arr + 8 <= unknown-#length-unknown[arr]) && \old(unknown-main_\old_#valid#1-unknown) == \valid[__builtin_alloca(length*sizeof(int)) := 0]) && i <= 2) && !(i <= 1)) && length / 4611686018427387904 <= 0) && 1 <= length) && 0 <= arr) [2022-11-20 18:09:00,960 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(unknown-main_\old_#valid#1-unknown) == \valid [2022-11-20 18:09:00,960 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\valid[arr] == 1 && (j + 1 <= 0 || length <= j)) && \old(unknown-main_\old_#valid#1-unknown) == \valid[__builtin_alloca(length*sizeof(int)) := 0]) || (((\valid[arr] == 1 && \old(unknown-main_\old_#valid#1-unknown) == \valid[__builtin_alloca(length*sizeof(int)) := 0]) && arr + length * 4 <= unknown-#length-unknown[arr]) && 0 <= arr) [2022-11-20 18:09:00,972 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5419a7-0f87-4d1c-815a-05368f677d21/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 18:09:00,973 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 18:09:00,973 INFO L158 Benchmark]: Toolchain (without parser) took 96466.29ms. Allocated memory was 142.6MB in the beginning and 778.0MB in the end (delta: 635.4MB). Free memory was 82.9MB in the beginning and 635.6MB in the end (delta: -552.6MB). Peak memory consumption was 85.2MB. Max. memory is 16.1GB. [2022-11-20 18:09:00,974 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory is still 88.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:09:00,974 INFO L158 Benchmark]: CACSL2BoogieTranslator took 605.46ms. Allocated memory is still 142.6MB. Free memory was 82.7MB in the beginning and 107.5MB in the end (delta: -24.8MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2022-11-20 18:09:00,975 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.78ms. Allocated memory is still 142.6MB. Free memory was 106.8MB in the beginning and 105.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:09:00,975 INFO L158 Benchmark]: Boogie Preprocessor took 51.76ms. Allocated memory is still 142.6MB. Free memory was 105.4MB in the beginning and 104.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:09:00,975 INFO L158 Benchmark]: RCFGBuilder took 534.22ms. Allocated memory is still 142.6MB. Free memory was 104.1MB in the beginning and 89.4MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 18:09:00,976 INFO L158 Benchmark]: CodeCheck took 95147.68ms. Allocated memory was 142.6MB in the beginning and 778.0MB in the end (delta: 635.4MB). Free memory was 89.4MB in the beginning and 638.7MB in the end (delta: -549.3MB). Peak memory consumption was 459.0MB. Max. memory is 16.1GB. [2022-11-20 18:09:00,976 INFO L158 Benchmark]: Witness Printer took 60.16ms. Allocated memory is still 778.0MB. Free memory was 638.7MB in the beginning and 635.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:09:00,979 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 21 locations, 9 error locations. Started 1 CEGAR loops. OverallTime: 93.7s, OverallIterations: 52, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 9456 SdHoareTripleChecker+Valid, 61.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8832 mSDsluCounter, 6588 SdHoareTripleChecker+Invalid, 52.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6037 mSDsCounter, 5926 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 25773 IncrementalHoareTripleChecker+Invalid, 31699 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5926 mSolverCounterUnsat, 551 mSDtfsCounter, 25773 mSolverCounterSat, 0.9s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 7600 GetRequests, 6809 SyntacticMatches, 277 SemanticMatches, 514 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 141100 ImplicationChecksByTransitivity, 85.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 14.7s InterpolantComputationTime, 700 NumberOfCodeBlocks, 700 NumberOfCodeBlocksAsserted, 51 NumberOfCheckSat, 649 ConstructedInterpolants, 0 QuantifiedInterpolants, 7377 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 51 InterpolantComputations, 21 PerfectInterpolantSequences, 121/329 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 364]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 9 specifications checked. All of them hold - InvariantResult [Line: 370]: Loop Invariant Derived loop invariant: (((((((((arr + length * 4 <= unknown-#length-unknown[arr] + length / 4611686018427387904 * 18446744073709551616 && \valid[arr] == 1) && 1 <= i) && \old(unknown-main_\old_#valid#1-unknown) == \valid[__builtin_alloca(length*sizeof(int)) := 0]) && length / 4611686018427387904 <= 0) && 1 <= length) && 0 <= arr) && i <= 1) || (((((((arr + length * 4 <= unknown-#length-unknown[arr] + length / 4611686018427387904 * 18446744073709551616 && \valid[arr] == 1) && (length <= i || length / 4611686018427387904 <= 0)) && \old(unknown-main_\old_#valid#1-unknown) == \valid[__builtin_alloca(length*sizeof(int)) := 0]) && !(i <= 2)) && 1 <= length) && arr + i * 4 <= unknown-#length-unknown[arr]) && 0 <= arr)) || (((((((arr + length * 4 <= unknown-#length-unknown[arr] + length / 4611686018427387904 * 18446744073709551616 && i == 0) && \valid[arr] == 1) && \old(unknown-main_\old_#valid#1-unknown) == \valid[__builtin_alloca(length*sizeof(int)) := 0]) && length / 4611686018427387904 <= 0) && length * 4 == unknown-#length-unknown[arr] + length / 4611686018427387904 * 18446744073709551616) && 1 <= length) && 0 <= arr)) || ((((((((arr + length * 4 <= unknown-#length-unknown[arr] + length / 4611686018427387904 * 18446744073709551616 && \valid[arr] == 1) && arr + 8 <= unknown-#length-unknown[arr]) && \old(unknown-main_\old_#valid#1-unknown) == \valid[__builtin_alloca(length*sizeof(int)) := 0]) && i <= 2) && !(i <= 1)) && length / 4611686018427387904 <= 0) && 1 <= length) && 0 <= arr) - InvariantResult [Line: 364]: Loop Invariant Derived loop invariant: \old(unknown-main_\old_#valid#1-unknown) == \valid - InvariantResult [Line: 377]: Loop Invariant Derived loop invariant: ((\valid[arr] == 1 && (j + 1 <= 0 || length <= j)) && \old(unknown-main_\old_#valid#1-unknown) == \valid[__builtin_alloca(length*sizeof(int)) := 0]) || (((\valid[arr] == 1 && \old(unknown-main_\old_#valid#1-unknown) == \valid[__builtin_alloca(length*sizeof(int)) := 0]) && arr + length * 4 <= unknown-#length-unknown[arr]) && 0 <= arr) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory is still 88.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 605.46ms. Allocated memory is still 142.6MB. Free memory was 82.7MB in the beginning and 107.5MB in the end (delta: -24.8MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.78ms. Allocated memory is still 142.6MB. Free memory was 106.8MB in the beginning and 105.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 51.76ms. Allocated memory is still 142.6MB. Free memory was 105.4MB in the beginning and 104.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 534.22ms. Allocated memory is still 142.6MB. Free memory was 104.1MB in the beginning and 89.4MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 95147.68ms. Allocated memory was 142.6MB in the beginning and 778.0MB in the end (delta: 635.4MB). Free memory was 89.4MB in the beginning and 638.7MB in the end (delta: -549.3MB). Peak memory consumption was 459.0MB. Max. memory is 16.1GB. * Witness Printer took 60.16ms. Allocated memory is still 778.0MB. Free memory was 638.7MB in the beginning and 635.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 18:09:01,006 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5419a7-0f87-4d1c-815a-05368f677d21/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE