./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-speedpldi3.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_204f649d-7df8-4617-85d8-d2fee8be081f/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_204f649d-7df8-4617-85d8-d2fee8be081f/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_204f649d-7df8-4617-85d8-d2fee8be081f/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_204f649d-7df8-4617-85d8-d2fee8be081f/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-speedpldi3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_204f649d-7df8-4617-85d8-d2fee8be081f/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_204f649d-7df8-4617-85d8-d2fee8be081f/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 59f8de3095dec84b471ea17a2f8054509a628ca6c3fce9f023768548ca2b0891 --- 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-b5237d8 [2022-11-21 23:36:38,742 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:36:38,744 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:36:38,764 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:36:38,765 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:36:38,766 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:36:38,767 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:36:38,769 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:36:38,773 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:36:38,777 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:36:38,778 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:36:38,780 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:36:38,782 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:36:38,785 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:36:38,788 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:36:38,790 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:36:38,793 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:36:38,795 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:36:38,797 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:36:38,803 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:36:38,805 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:36:38,806 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:36:38,807 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:36:38,808 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:36:38,812 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:36:38,812 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:36:38,813 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:36:38,814 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:36:38,814 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:36:38,815 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:36:38,815 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:36:38,816 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:36:38,817 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:36:38,818 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:36:38,819 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:36:38,819 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:36:38,820 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:36:38,821 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:36:38,821 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:36:38,822 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:36:38,823 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:36:38,824 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_204f649d-7df8-4617-85d8-d2fee8be081f/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-21 23:36:38,847 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:36:38,847 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:36:38,848 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:36:38,848 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:36:38,849 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:36:38,849 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:36:38,850 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:36:38,850 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:36:38,850 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:36:38,850 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:36:38,851 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:36:38,851 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:36:38,851 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:36:38,851 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:36:38,852 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:36:38,852 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:36:38,852 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:36:38,852 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:36:38,853 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:36:38,853 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:36:38,853 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:36:38,853 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:36:38,854 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:36:38,854 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:36:38,854 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:36:38,854 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:36:38,855 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:36:38,855 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_204f649d-7df8-4617-85d8-d2fee8be081f/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_204f649d-7df8-4617-85d8-d2fee8be081f/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 59f8de3095dec84b471ea17a2f8054509a628ca6c3fce9f023768548ca2b0891 [2022-11-21 23:36:39,140 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:36:39,180 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:36:39,184 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:36:39,185 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:36:39,186 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:36:39,187 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_204f649d-7df8-4617-85d8-d2fee8be081f/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-speedpldi3.c [2022-11-21 23:36:42,354 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:36:42,549 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:36:42,549 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_204f649d-7df8-4617-85d8-d2fee8be081f/sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-speedpldi3.c [2022-11-21 23:36:42,556 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_204f649d-7df8-4617-85d8-d2fee8be081f/bin/ukojak-jW3SillKbg/data/a901ed097/378dbd07cedd4fff8b55caf809bc5c6b/FLAG4c7eb50a5 [2022-11-21 23:36:42,572 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_204f649d-7df8-4617-85d8-d2fee8be081f/bin/ukojak-jW3SillKbg/data/a901ed097/378dbd07cedd4fff8b55caf809bc5c6b [2022-11-21 23:36:42,575 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:36:42,576 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:36:42,578 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:36:42,578 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:36:42,582 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:36:42,582 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:36:42" (1/1) ... [2022-11-21 23:36:42,584 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27278239 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:36:42, skipping insertion in model container [2022-11-21 23:36:42,584 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:36:42" (1/1) ... [2022-11-21 23:36:42,592 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:36:42,608 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:36:42,741 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:36:42,746 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:36:42,759 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:36:42,769 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:36:42,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:36:42 WrapperNode [2022-11-21 23:36:42,770 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:36:42,771 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:36:42,771 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:36:42,772 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:36:42,780 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:36:42" (1/1) ... [2022-11-21 23:36:42,785 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:36:42" (1/1) ... [2022-11-21 23:36:42,802 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 29 [2022-11-21 23:36:42,802 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:36:42,803 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:36:42,803 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:36:42,803 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:36:42,812 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:36:42" (1/1) ... [2022-11-21 23:36:42,812 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:36:42" (1/1) ... [2022-11-21 23:36:42,813 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:36:42" (1/1) ... [2022-11-21 23:36:42,813 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:36:42" (1/1) ... [2022-11-21 23:36:42,815 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:36:42" (1/1) ... [2022-11-21 23:36:42,819 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:36:42" (1/1) ... [2022-11-21 23:36:42,820 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:36:42" (1/1) ... [2022-11-21 23:36:42,821 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:36:42" (1/1) ... [2022-11-21 23:36:42,822 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:36:42,823 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:36:42,823 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:36:42,823 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:36:42,824 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:36:42" (1/1) ... [2022-11-21 23:36:42,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:36:42,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_204f649d-7df8-4617-85d8-d2fee8be081f/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:36:42,853 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_204f649d-7df8-4617-85d8-d2fee8be081f/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:36:42,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_204f649d-7df8-4617-85d8-d2fee8be081f/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:36:42,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:36:42,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:36:42,978 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:36:42,980 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:36:43,069 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:36:43,086 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:36:43,086 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 23:36:43,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:36:43 BoogieIcfgContainer [2022-11-21 23:36:43,089 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:36:43,090 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:36:43,090 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:36:43,101 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:36:43,101 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:36:43" (1/1) ... [2022-11-21 23:36:43,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:36:43,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:36:43,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2022-11-21 23:36:43,169 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2022-11-21 23:36:43,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-21 23:36:43,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:36:43,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:36:43,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:36:43,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:36:43,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:36:43,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 17 states and 23 transitions. [2022-11-21 23:36:43,411 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 23 transitions. [2022-11-21 23:36:43,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-21 23:36:43,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:36:43,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:36:43,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:36:43,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:36:43,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:36:43,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 19 states and 27 transitions. [2022-11-21 23:36:43,687 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 27 transitions. [2022-11-21 23:36:43,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 23:36:43,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:36:43,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:36:43,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:36:43,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:36:43,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:36:43,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 23 states and 33 transitions. [2022-11-21 23:36:43,915 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 33 transitions. [2022-11-21 23:36:43,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 23:36:43,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:36:43,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:36:43,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:36:43,968 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:36:44,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:36:44,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2022-11-21 23:36:44,059 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2022-11-21 23:36:44,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 23:36:44,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:36:44,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:36:44,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:36:44,110 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:36:44,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:36:44,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 34 states and 55 transitions. [2022-11-21 23:36:44,471 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 55 transitions. [2022-11-21 23:36:44,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-21 23:36:44,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:36:44,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:36:44,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:36:44,561 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:36:45,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:36:45,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 42 states and 73 transitions. [2022-11-21 23:36:45,061 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 73 transitions. [2022-11-21 23:36:45,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 23:36:45,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:36:45,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:36:45,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:36:45,192 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-21 23:36:46,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:36:46,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 53 states and 98 transitions. [2022-11-21 23:36:46,045 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 98 transitions. [2022-11-21 23:36:46,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 23:36:46,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:36:46,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:36:46,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:36:46,088 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-21 23:36:46,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:36:46,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 57 states and 104 transitions. [2022-11-21 23:36:46,443 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 104 transitions. [2022-11-21 23:36:46,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 23:36:46,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:36:46,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:36:46,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:36:46,484 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:36:46,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:36:46,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 58 states and 105 transitions. [2022-11-21 23:36:46,747 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 105 transitions. [2022-11-21 23:36:46,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 23:36:46,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:36:46,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:36:46,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:36:46,843 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:36:47,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:36:47,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 62 states and 112 transitions. [2022-11-21 23:36:47,405 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 112 transitions. [2022-11-21 23:36:47,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 23:36:47,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:36:47,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:36:47,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:36:47,439 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-21 23:36:47,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:36:47,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 66 states and 119 transitions. [2022-11-21 23:36:47,803 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 119 transitions. [2022-11-21 23:36:47,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 23:36:47,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:36:47,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:36:47,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:36:47,821 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:36:48,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:36:48,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 67 states and 120 transitions. [2022-11-21 23:36:48,029 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 120 transitions. [2022-11-21 23:36:48,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 23:36:48,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:36:48,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:36:48,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:36:48,054 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-11-21 23:36:48,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:36:48,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 68 states and 120 transitions. [2022-11-21 23:36:48,184 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 120 transitions. [2022-11-21 23:36:48,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 23:36:48,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:36:48,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:36:48,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:36:48,212 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-11-21 23:36:48,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:36:48,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 69 states and 120 transitions. [2022-11-21 23:36:48,361 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 120 transitions. [2022-11-21 23:36:48,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 23:36:48,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:36:48,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:36:48,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:36:48,410 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-21 23:36:48,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:36:48,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 72 states and 125 transitions. [2022-11-21 23:36:48,801 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 125 transitions. [2022-11-21 23:36:48,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 23:36:48,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:36:48,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:36:48,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:36:48,870 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 23:36:49,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:36:49,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 80 states and 145 transitions. [2022-11-21 23:36:49,429 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 145 transitions. [2022-11-21 23:36:49,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 23:36:49,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:36:49,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:36:49,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:36:49,450 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-11-21 23:36:49,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:36:49,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 81 states and 145 transitions. [2022-11-21 23:36:49,633 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 145 transitions. [2022-11-21 23:36:49,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 23:36:49,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:36:49,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:36:49,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:36:49,679 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-11-21 23:36:49,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:36:49,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 80 states and 143 transitions. [2022-11-21 23:36:49,919 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 143 transitions. [2022-11-21 23:36:49,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 23:36:49,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:36:49,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:36:49,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:36:49,955 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-11-21 23:36:50,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:36:50,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 88 states and 154 transitions. [2022-11-21 23:36:50,382 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 154 transitions. [2022-11-21 23:36:50,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 23:36:50,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:36:50,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:36:50,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:36:50,405 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-21 23:36:50,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:36:50,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 92 states and 161 transitions. [2022-11-21 23:36:50,828 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 161 transitions. [2022-11-21 23:36:50,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 23:36:50,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:36:50,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:36:50,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:36:50,850 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-21 23:36:51,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:36:51,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 95 states and 167 transitions. [2022-11-21 23:36:51,399 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 167 transitions. [2022-11-21 23:36:51,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 23:36:51,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:36:51,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:36:51,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:36:51,424 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-21 23:36:51,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:36:51,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 95 states and 166 transitions. [2022-11-21 23:36:51,608 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 166 transitions. [2022-11-21 23:36:51,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 23:36:51,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:36:51,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:36:51,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:36:51,625 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-21 23:36:51,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:36:51,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 95 states and 165 transitions. [2022-11-21 23:36:51,728 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 165 transitions. [2022-11-21 23:36:51,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 23:36:51,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:36:51,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:36:51,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:36:51,752 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-21 23:36:51,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:36:51,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 96 states and 165 transitions. [2022-11-21 23:36:51,944 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 165 transitions. [2022-11-21 23:36:51,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 23:36:51,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:36:51,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:36:51,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:36:51,978 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-11-21 23:36:52,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:36:52,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 99 states and 170 transitions. [2022-11-21 23:36:52,445 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 170 transitions. [2022-11-21 23:36:52,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 23:36:52,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:36:52,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:36:52,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:36:52,639 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-11-21 23:36:55,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:36:55,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 122 states and 213 transitions. [2022-11-21 23:36:55,256 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 213 transitions. [2022-11-21 23:36:55,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-21 23:36:55,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:36:55,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:36:55,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:36:55,281 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-11-21 23:36:55,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:36:55,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 126 states and 219 transitions. [2022-11-21 23:36:55,792 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 219 transitions. [2022-11-21 23:36:55,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-21 23:36:55,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:36:55,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:36:55,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:36:55,824 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-11-21 23:36:56,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:36:56,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 128 states and 228 transitions. [2022-11-21 23:36:56,600 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 228 transitions. [2022-11-21 23:36:56,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-21 23:36:56,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:36:56,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:36:56,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:36:56,623 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-11-21 23:36:57,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:36:57,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 132 states and 235 transitions. [2022-11-21 23:36:57,165 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 235 transitions. [2022-11-21 23:36:57,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-21 23:36:57,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:36:57,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:36:57,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:36:57,187 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-21 23:36:58,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:36:58,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 140 states and 248 transitions. [2022-11-21 23:36:58,400 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 248 transitions. [2022-11-21 23:36:58,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-21 23:36:58,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:36:58,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:36:58,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:36:58,428 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-11-21 23:36:59,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:36:59,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 144 states and 256 transitions. [2022-11-21 23:36:59,068 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 256 transitions. [2022-11-21 23:36:59,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-21 23:36:59,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:36:59,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:36:59,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:36:59,094 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 3 proven. 16 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-11-21 23:36:59,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:36:59,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 147 states and 261 transitions. [2022-11-21 23:36:59,818 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 261 transitions. [2022-11-21 23:36:59,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-21 23:36:59,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:36:59,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:36:59,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:36:59,844 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-11-21 23:37:00,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:37:00,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 146 states and 249 transitions. [2022-11-21 23:37:00,146 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 249 transitions. [2022-11-21 23:37:00,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-21 23:37:00,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:37:00,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:37:00,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:37:00,164 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-11-21 23:37:00,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:37:00,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 145 states and 247 transitions. [2022-11-21 23:37:00,313 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 247 transitions. [2022-11-21 23:37:00,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-21 23:37:00,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:37:00,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:37:00,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:37:00,387 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2022-11-21 23:37:00,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:37:00,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 146 states and 247 transitions. [2022-11-21 23:37:00,717 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 247 transitions. [2022-11-21 23:37:00,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-21 23:37:00,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:37:00,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:37:00,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:37:00,744 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2022-11-21 23:37:01,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:37:01,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 147 states and 247 transitions. [2022-11-21 23:37:01,065 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 247 transitions. [2022-11-21 23:37:01,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-21 23:37:01,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:37:01,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:37:01,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:37:01,096 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2022-11-21 23:37:01,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:37:01,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 148 states and 247 transitions. [2022-11-21 23:37:01,391 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 247 transitions. [2022-11-21 23:37:01,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-21 23:37:01,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:37:01,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:37:01,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:37:01,416 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 3 proven. 18 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-21 23:37:02,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:37:02,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 151 states and 252 transitions. [2022-11-21 23:37:02,100 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 252 transitions. [2022-11-21 23:37:02,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-21 23:37:02,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:37:02,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:37:02,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:37:02,132 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2022-11-21 23:37:03,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:37:03,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 157 states and 261 transitions. [2022-11-21 23:37:03,037 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 261 transitions. [2022-11-21 23:37:03,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-21 23:37:03,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:37:03,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:37:03,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:37:03,064 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 3 proven. 20 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-11-21 23:37:03,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:37:03,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 156 states and 259 transitions. [2022-11-21 23:37:03,401 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 259 transitions. [2022-11-21 23:37:03,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-21 23:37:03,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:37:03,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:37:03,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:37:03,431 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2022-11-21 23:37:04,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:37:04,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 160 states and 265 transitions. [2022-11-21 23:37:04,125 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 265 transitions. [2022-11-21 23:37:04,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-21 23:37:04,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:37:04,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:37:04,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:37:04,151 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2022-11-21 23:37:04,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:37:04,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 161 states and 265 transitions. [2022-11-21 23:37:04,328 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 265 transitions. [2022-11-21 23:37:04,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-21 23:37:04,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:37:04,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:37:04,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:37:04,355 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2022-11-21 23:37:04,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:37:04,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 42 states and 57 transitions. [2022-11-21 23:37:04,716 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 57 transitions. [2022-11-21 23:37:04,716 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 23:37:04,716 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 44 iterations. [2022-11-21 23:37:04,733 INFO L754 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2022-11-21 23:37:05,595 INFO L560 CodeCheckObserver]: Invariant with dag size 27 [2022-11-21 23:37:05,612 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 23:37:05,612 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 11:37:05 ImpRootNode [2022-11-21 23:37:05,613 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 23:37:05,613 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 23:37:05,613 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 23:37:05,613 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 23:37:05,614 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:36:43" (3/4) ... [2022-11-21 23:37:05,617 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 23:37:05,634 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-21 23:37:05,634 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-21 23:37:05,634 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-21 23:37:05,667 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_204f649d-7df8-4617-85d8-d2fee8be081f/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 23:37:05,667 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 23:37:05,668 INFO L158 Benchmark]: Toolchain (without parser) took 23091.38ms. Allocated memory was 182.5MB in the beginning and 323.0MB in the end (delta: 140.5MB). Free memory was 139.5MB in the beginning and 254.0MB in the end (delta: -114.5MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. [2022-11-21 23:37:05,668 INFO L158 Benchmark]: CDTParser took 0.53ms. Allocated memory is still 134.2MB. Free memory is still 76.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:37:05,668 INFO L158 Benchmark]: CACSL2BoogieTranslator took 192.63ms. Allocated memory is still 182.5MB. Free memory was 139.2MB in the beginning and 129.9MB in the end (delta: 9.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 23:37:05,669 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.32ms. Allocated memory is still 182.5MB. Free memory was 129.9MB in the beginning and 128.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:37:05,669 INFO L158 Benchmark]: Boogie Preprocessor took 19.17ms. Allocated memory is still 182.5MB. Free memory was 128.7MB in the beginning and 127.8MB in the end (delta: 943.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:37:05,670 INFO L158 Benchmark]: RCFGBuilder took 266.50ms. Allocated memory is still 182.5MB. Free memory was 127.8MB in the beginning and 117.8MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 23:37:05,670 INFO L158 Benchmark]: CodeCheck took 22522.67ms. Allocated memory was 182.5MB in the beginning and 323.0MB in the end (delta: 140.5MB). Free memory was 117.8MB in the beginning and 257.2MB in the end (delta: -139.3MB). Peak memory consumption was 163.1MB. Max. memory is 16.1GB. [2022-11-21 23:37:05,671 INFO L158 Benchmark]: Witness Printer took 53.84ms. Allocated memory is still 323.0MB. Free memory was 257.2MB in the beginning and 254.0MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 23:37:05,673 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, 14 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 21.6s, OverallIterations: 44, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7475 SdHoareTripleChecker+Valid, 37.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7098 mSDsluCounter, 1314 SdHoareTripleChecker+Invalid, 30.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1058 mSDsCounter, 4456 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 25075 IncrementalHoareTripleChecker+Invalid, 29531 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4456 mSolverCounterUnsat, 256 mSDtfsCounter, 25075 mSolverCounterSat, 0.8s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 8543 GetRequests, 8051 SyntacticMatches, 100 SemanticMatches, 392 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77280 ImplicationChecksByTransitivity, 17.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 962 NumberOfCodeBlocks, 962 NumberOfCodeBlocksAsserted, 43 NumberOfCheckSat, 919 ConstructedInterpolants, 0 QuantifiedInterpolants, 2589 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 43 InterpolantComputations, 15 PerfectInterpolantSequences, 1242/1722 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: 22]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 22]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 25]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 25]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: (((((((n <= 2147483647 && !(i <= 1)) && i <= 2147483646) && 1 <= m) && !(j <= 0)) && m <= 2147483647) || (((((n <= 2147483647 && j + 1 <= m) && 0 <= j) && 0 <= i) && m <= 2147483647) && j <= 0)) || (((((n <= 2147483647 && !(i <= 0)) && 1 <= m) && !(j <= 0)) && i <= 1) && m <= 2147483647)) || (((((n <= 2147483647 && i <= 0) && 1 <= m) && 0 <= i) && !(j <= 0)) && m <= 2147483647) - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53ms. Allocated memory is still 134.2MB. Free memory is still 76.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 192.63ms. Allocated memory is still 182.5MB. Free memory was 139.2MB in the beginning and 129.9MB in the end (delta: 9.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.32ms. Allocated memory is still 182.5MB. Free memory was 129.9MB in the beginning and 128.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.17ms. Allocated memory is still 182.5MB. Free memory was 128.7MB in the beginning and 127.8MB in the end (delta: 943.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 266.50ms. Allocated memory is still 182.5MB. Free memory was 127.8MB in the beginning and 117.8MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 22522.67ms. Allocated memory was 182.5MB in the beginning and 323.0MB in the end (delta: 140.5MB). Free memory was 117.8MB in the beginning and 257.2MB in the end (delta: -139.3MB). Peak memory consumption was 163.1MB. Max. memory is 16.1GB. * Witness Printer took 53.84ms. Allocated memory is still 323.0MB. Free memory was 257.2MB in the beginning and 254.0MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-21 23:37:05,698 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_204f649d-7df8-4617-85d8-d2fee8be081f/bin/ukojak-jW3SillKbg/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