./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 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf5301c-bce0-40bb-b3a9-a9550de63abc/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf5301c-bce0-40bb-b3a9-a9550de63abc/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf5301c-bce0-40bb-b3a9-a9550de63abc/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf5301c-bce0-40bb-b3a9-a9550de63abc/bin/ukojak-rkRKPMF4O4/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_daf5301c-bce0-40bb-b3a9-a9550de63abc/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf5301c-bce0-40bb-b3a9-a9550de63abc/bin/ukojak-rkRKPMF4O4 --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-2329fc7 [2022-12-14 19:51:11,679 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 19:51:11,680 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 19:51:11,693 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 19:51:11,693 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 19:51:11,694 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 19:51:11,695 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 19:51:11,696 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 19:51:11,697 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 19:51:11,697 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 19:51:11,698 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 19:51:11,699 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 19:51:11,699 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 19:51:11,700 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 19:51:11,700 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 19:51:11,701 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 19:51:11,702 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 19:51:11,702 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 19:51:11,703 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 19:51:11,705 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 19:51:11,706 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 19:51:11,707 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 19:51:11,707 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 19:51:11,708 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 19:51:11,710 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 19:51:11,710 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 19:51:11,711 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 19:51:11,711 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 19:51:11,711 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 19:51:11,712 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 19:51:11,712 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 19:51:11,713 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 19:51:11,713 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 19:51:11,714 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 19:51:11,715 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 19:51:11,715 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 19:51:11,715 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 19:51:11,716 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 19:51:11,716 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 19:51:11,716 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 19:51:11,717 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 19:51:11,718 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf5301c-bce0-40bb-b3a9-a9550de63abc/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-14 19:51:11,732 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 19:51:11,732 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 19:51:11,732 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 19:51:11,733 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 19:51:11,733 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 19:51:11,733 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 19:51:11,733 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 19:51:11,734 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 19:51:11,734 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 19:51:11,734 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 19:51:11,734 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 19:51:11,734 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 19:51:11,734 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 19:51:11,741 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 19:51:11,741 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 19:51:11,741 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 19:51:11,741 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 19:51:11,741 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 19:51:11,741 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 19:51:11,742 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 19:51:11,742 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:51:11,742 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 19:51:11,742 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 19:51:11,742 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 19:51:11,742 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 19:51:11,742 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 19:51:11,742 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 19:51:11,743 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_daf5301c-bce0-40bb-b3a9-a9550de63abc/bin/ukojak-rkRKPMF4O4/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf5301c-bce0-40bb-b3a9-a9550de63abc/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 59f8de3095dec84b471ea17a2f8054509a628ca6c3fce9f023768548ca2b0891 [2022-12-14 19:51:11,906 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 19:51:11,926 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 19:51:11,929 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 19:51:11,930 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 19:51:11,930 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 19:51:11,932 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf5301c-bce0-40bb-b3a9-a9550de63abc/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-speedpldi3.c [2022-12-14 19:51:14,608 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 19:51:14,764 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 19:51:14,764 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf5301c-bce0-40bb-b3a9-a9550de63abc/sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-speedpldi3.c [2022-12-14 19:51:14,768 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf5301c-bce0-40bb-b3a9-a9550de63abc/bin/ukojak-rkRKPMF4O4/data/b3aa7d416/0066187a1d114e8292152c036c066e2c/FLAGc7cd7edb5 [2022-12-14 19:51:14,780 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf5301c-bce0-40bb-b3a9-a9550de63abc/bin/ukojak-rkRKPMF4O4/data/b3aa7d416/0066187a1d114e8292152c036c066e2c [2022-12-14 19:51:14,781 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 19:51:14,782 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 19:51:14,783 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 19:51:14,783 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 19:51:14,786 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 19:51:14,786 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:51:14" (1/1) ... [2022-12-14 19:51:14,787 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5592bb00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:51:14, skipping insertion in model container [2022-12-14 19:51:14,787 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:51:14" (1/1) ... [2022-12-14 19:51:14,793 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 19:51:14,802 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 19:51:14,900 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:51:14,904 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 19:51:14,913 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:51:14,922 INFO L208 MainTranslator]: Completed translation [2022-12-14 19:51:14,922 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:51:14 WrapperNode [2022-12-14 19:51:14,923 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 19:51:14,923 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 19:51:14,923 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 19:51:14,923 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 19:51:14,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:51:14" (1/1) ... [2022-12-14 19:51:14,931 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:51:14" (1/1) ... [2022-12-14 19:51:14,943 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 29 [2022-12-14 19:51:14,943 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 19:51:14,943 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 19:51:14,943 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 19:51:14,943 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 19:51:14,949 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:51:14" (1/1) ... [2022-12-14 19:51:14,950 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:51:14" (1/1) ... [2022-12-14 19:51:14,950 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:51:14" (1/1) ... [2022-12-14 19:51:14,950 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:51:14" (1/1) ... [2022-12-14 19:51:14,951 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:51:14" (1/1) ... [2022-12-14 19:51:14,954 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:51:14" (1/1) ... [2022-12-14 19:51:14,954 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:51:14" (1/1) ... [2022-12-14 19:51:14,955 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:51:14" (1/1) ... [2022-12-14 19:51:14,955 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 19:51:14,956 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 19:51:14,956 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 19:51:14,956 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 19:51:14,957 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:51:14" (1/1) ... [2022-12-14 19:51:14,961 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:51:14,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf5301c-bce0-40bb-b3a9-a9550de63abc/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 19:51:14,979 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf5301c-bce0-40bb-b3a9-a9550de63abc/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 19:51:14,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf5301c-bce0-40bb-b3a9-a9550de63abc/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 19:51:15,015 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 19:51:15,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 19:51:15,085 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 19:51:15,086 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 19:51:15,142 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 19:51:15,153 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 19:51:15,153 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 19:51:15,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:51:15 BoogieIcfgContainer [2022-12-14 19:51:15,155 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 19:51:15,156 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 19:51:15,156 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 19:51:15,163 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 19:51:15,163 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:51:15" (1/1) ... [2022-12-14 19:51:15,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 19:51:15,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:15,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2022-12-14 19:51:15,207 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2022-12-14 19:51:15,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 19:51:15,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:15,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:15,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:15,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:51:15,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:15,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 17 states and 23 transitions. [2022-12-14 19:51:15,345 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 23 transitions. [2022-12-14 19:51:15,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 19:51:15,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:15,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:15,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:15,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:51:15,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:15,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 19 states and 27 transitions. [2022-12-14 19:51:15,448 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 27 transitions. [2022-12-14 19:51:15,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 19:51:15,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:15,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:15,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:15,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:51:15,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:15,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 23 states and 35 transitions. [2022-12-14 19:51:15,621 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 35 transitions. [2022-12-14 19:51:15,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 19:51:15,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:15,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:15,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:15,681 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:51:15,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:15,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 24 states and 36 transitions. [2022-12-14 19:51:15,708 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 36 transitions. [2022-12-14 19:51:15,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 19:51:15,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:15,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:15,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:15,762 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 19:51:15,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:15,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 31 states and 52 transitions. [2022-12-14 19:51:15,985 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 52 transitions. [2022-12-14 19:51:15,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 19:51:15,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:15,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:15,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:16,025 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:51:16,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:16,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 35 states and 60 transitions. [2022-12-14 19:51:16,131 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 60 transitions. [2022-12-14 19:51:16,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 19:51:16,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:16,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:16,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:16,165 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 19:51:16,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:16,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 43 states and 82 transitions. [2022-12-14 19:51:16,456 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 82 transitions. [2022-12-14 19:51:16,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 19:51:16,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:16,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:16,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:16,485 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 19:51:16,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:16,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 47 states and 88 transitions. [2022-12-14 19:51:16,657 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 88 transitions. [2022-12-14 19:51:16,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 19:51:16,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:16,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:16,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:16,704 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 19:51:17,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:17,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 51 states and 97 transitions. [2022-12-14 19:51:17,039 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 97 transitions. [2022-12-14 19:51:17,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 19:51:17,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:17,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:17,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:17,059 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 19:51:17,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:17,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 52 states and 98 transitions. [2022-12-14 19:51:17,214 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 98 transitions. [2022-12-14 19:51:17,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 19:51:17,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:17,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:17,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:17,268 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 19:51:17,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:17,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 64 states and 122 transitions. [2022-12-14 19:51:17,695 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 122 transitions. [2022-12-14 19:51:17,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 19:51:17,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:17,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:17,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:17,708 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 19:51:17,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:17,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 65 states and 123 transitions. [2022-12-14 19:51:17,875 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 123 transitions. [2022-12-14 19:51:17,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 19:51:17,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:17,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:17,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:17,894 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 19:51:18,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:18,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 69 states and 129 transitions. [2022-12-14 19:51:18,143 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 129 transitions. [2022-12-14 19:51:18,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 19:51:18,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:18,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:18,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:18,181 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 19:51:18,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:18,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 70 states and 129 transitions. [2022-12-14 19:51:18,210 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 129 transitions. [2022-12-14 19:51:18,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 19:51:18,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:18,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:18,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:18,226 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 19:51:18,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:18,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 71 states and 130 transitions. [2022-12-14 19:51:18,368 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 130 transitions. [2022-12-14 19:51:18,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 19:51:18,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:18,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:18,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:18,380 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-12-14 19:51:18,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:18,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 75 states and 138 transitions. [2022-12-14 19:51:18,594 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 138 transitions. [2022-12-14 19:51:18,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 19:51:18,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:18,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:18,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:18,610 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 19:51:18,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:18,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 75 states and 137 transitions. [2022-12-14 19:51:18,734 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 137 transitions. [2022-12-14 19:51:18,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 19:51:18,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:18,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:18,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:18,777 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 19:51:19,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:19,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 83 states and 160 transitions. [2022-12-14 19:51:19,121 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 160 transitions. [2022-12-14 19:51:19,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 19:51:19,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:19,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:19,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:19,136 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-12-14 19:51:19,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:19,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 87 states and 168 transitions. [2022-12-14 19:51:19,365 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 168 transitions. [2022-12-14 19:51:19,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 19:51:19,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:19,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:19,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:19,378 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-12-14 19:51:19,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:19,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 89 states and 169 transitions. [2022-12-14 19:51:19,511 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 169 transitions. [2022-12-14 19:51:19,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 19:51:19,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:19,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:19,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:19,522 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 19:51:19,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:19,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 89 states and 168 transitions. [2022-12-14 19:51:19,646 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 168 transitions. [2022-12-14 19:51:19,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 19:51:19,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:19,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:19,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:19,661 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-12-14 19:51:19,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:19,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 89 states and 167 transitions. [2022-12-14 19:51:19,793 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 167 transitions. [2022-12-14 19:51:19,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 19:51:19,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:19,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:19,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:19,806 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-14 19:51:20,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:20,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 97 states and 178 transitions. [2022-12-14 19:51:20,121 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 178 transitions. [2022-12-14 19:51:20,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 19:51:20,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:20,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:20,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:20,134 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 19:51:20,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:20,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 101 states and 183 transitions. [2022-12-14 19:51:20,333 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 183 transitions. [2022-12-14 19:51:20,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 19:51:20,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:20,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:20,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:20,343 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 19:51:20,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:20,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 101 states and 179 transitions. [2022-12-14 19:51:20,401 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 179 transitions. [2022-12-14 19:51:20,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 19:51:20,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:20,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:20,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:20,415 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 19:51:20,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:20,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 105 states and 186 transitions. [2022-12-14 19:51:20,637 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 186 transitions. [2022-12-14 19:51:20,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 19:51:20,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:20,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:20,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:20,652 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 19:51:20,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:20,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 109 states and 193 transitions. [2022-12-14 19:51:20,882 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 193 transitions. [2022-12-14 19:51:20,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 19:51:20,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:20,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:20,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:20,965 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-12-14 19:51:22,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:22,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 133 states and 239 transitions. [2022-12-14 19:51:22,397 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 239 transitions. [2022-12-14 19:51:22,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 19:51:22,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:22,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:22,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:22,410 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-12-14 19:51:22,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:22,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 135 states and 240 transitions. [2022-12-14 19:51:22,587 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 240 transitions. [2022-12-14 19:51:22,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 19:51:22,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:22,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:22,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:22,598 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-12-14 19:51:22,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:22,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 135 states and 239 transitions. [2022-12-14 19:51:22,726 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 239 transitions. [2022-12-14 19:51:22,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 19:51:22,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:22,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:22,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:22,740 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-12-14 19:51:23,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:23,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 139 states and 244 transitions. [2022-12-14 19:51:23,065 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 244 transitions. [2022-12-14 19:51:23,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 19:51:23,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:23,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:23,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:23,078 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 22 proven. 12 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-14 19:51:23,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:23,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 139 states and 243 transitions. [2022-12-14 19:51:23,281 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 243 transitions. [2022-12-14 19:51:23,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 19:51:23,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:23,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:23,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:23,294 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-12-14 19:51:24,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:24,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 147 states and 256 transitions. [2022-12-14 19:51:24,022 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 256 transitions. [2022-12-14 19:51:24,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 19:51:24,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:24,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:24,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:24,034 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-12-14 19:51:24,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:24,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 151 states and 261 transitions. [2022-12-14 19:51:24,371 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 261 transitions. [2022-12-14 19:51:24,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 19:51:24,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:24,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:24,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:24,383 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-14 19:51:24,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:24,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 155 states and 267 transitions. [2022-12-14 19:51:24,723 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 267 transitions. [2022-12-14 19:51:24,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 19:51:24,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:24,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:24,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:24,732 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-12-14 19:51:24,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:24,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 155 states and 262 transitions. [2022-12-14 19:51:24,835 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 262 transitions. [2022-12-14 19:51:24,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 19:51:24,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:24,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:24,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:24,849 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 16 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-12-14 19:51:25,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:25,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 159 states and 268 transitions. [2022-12-14 19:51:25,202 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 268 transitions. [2022-12-14 19:51:25,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 19:51:25,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:25,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:25,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:25,217 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2022-12-14 19:51:25,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:25,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 163 states and 273 transitions. [2022-12-14 19:51:25,530 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 273 transitions. [2022-12-14 19:51:25,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 19:51:25,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:25,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:25,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:25,542 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 22 proven. 14 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2022-12-14 19:51:25,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:25,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 163 states and 272 transitions. [2022-12-14 19:51:25,784 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 272 transitions. [2022-12-14 19:51:25,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 19:51:25,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:25,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:25,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:25,796 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2022-12-14 19:51:26,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:26,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 167 states and 279 transitions. [2022-12-14 19:51:26,195 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 279 transitions. [2022-12-14 19:51:26,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 19:51:26,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:26,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:26,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:26,209 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2022-12-14 19:51:26,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:26,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 171 states and 284 transitions. [2022-12-14 19:51:26,591 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 284 transitions. [2022-12-14 19:51:26,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 19:51:26,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:26,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:26,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:26,603 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2022-12-14 19:51:27,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:27,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 178 states and 293 transitions. [2022-12-14 19:51:27,228 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 293 transitions. [2022-12-14 19:51:27,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 19:51:27,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:27,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:27,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:27,240 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-12-14 19:51:27,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:27,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 180 states and 294 transitions. [2022-12-14 19:51:27,404 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 294 transitions. [2022-12-14 19:51:27,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 19:51:27,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:27,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:27,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:27,415 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-12-14 19:51:27,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:27,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 180 states and 293 transitions. [2022-12-14 19:51:27,675 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 293 transitions. [2022-12-14 19:51:27,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-14 19:51:27,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:27,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:27,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:27,687 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2022-12-14 19:51:28,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:28,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 180 states and 292 transitions. [2022-12-14 19:51:28,006 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 292 transitions. [2022-12-14 19:51:28,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-14 19:51:28,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:28,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:28,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:28,017 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2022-12-14 19:51:28,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:28,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 184 states and 296 transitions. [2022-12-14 19:51:28,395 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 296 transitions. [2022-12-14 19:51:28,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-14 19:51:28,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:28,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:28,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:28,406 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 6 proven. 20 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-12-14 19:51:28,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:28,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 184 states and 295 transitions. [2022-12-14 19:51:28,651 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 295 transitions. [2022-12-14 19:51:28,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-14 19:51:28,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:28,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:28,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:28,663 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2022-12-14 19:51:29,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:29,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 52 states and 73 transitions. [2022-12-14 19:51:29,055 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 73 transitions. [2022-12-14 19:51:29,055 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 19:51:29,055 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 49 iterations. [2022-12-14 19:51:29,060 INFO L754 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2022-12-14 19:51:29,649 INFO L560 CodeCheckObserver]: Invariant with dag size 31 [2022-12-14 19:51:29,658 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 19:51:29,659 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 07:51:29 ImpRootNode [2022-12-14 19:51:29,659 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 19:51:29,659 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 19:51:29,659 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 19:51:29,659 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 19:51:29,659 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:51:15" (3/4) ... [2022-12-14 19:51:29,661 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 19:51:29,667 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-12-14 19:51:29,667 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-12-14 19:51:29,667 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-12-14 19:51:29,689 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf5301c-bce0-40bb-b3a9-a9550de63abc/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 19:51:29,689 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 19:51:29,689 INFO L158 Benchmark]: Toolchain (without parser) took 14906.76ms. Allocated memory was 138.4MB in the beginning and 201.3MB in the end (delta: 62.9MB). Free memory was 106.1MB in the beginning and 96.3MB in the end (delta: 9.8MB). Peak memory consumption was 74.2MB. Max. memory is 16.1GB. [2022-12-14 19:51:29,689 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 138.4MB. Free memory is still 107.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:51:29,690 INFO L158 Benchmark]: CACSL2BoogieTranslator took 139.57ms. Allocated memory is still 138.4MB. Free memory was 105.7MB in the beginning and 96.6MB in the end (delta: 9.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 19:51:29,690 INFO L158 Benchmark]: Boogie Procedure Inliner took 19.70ms. Allocated memory is still 138.4MB. Free memory was 96.6MB in the beginning and 95.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:51:29,690 INFO L158 Benchmark]: Boogie Preprocessor took 12.21ms. Allocated memory is still 138.4MB. Free memory was 95.4MB in the beginning and 94.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 19:51:29,690 INFO L158 Benchmark]: RCFGBuilder took 199.50ms. Allocated memory is still 138.4MB. Free memory was 94.1MB in the beginning and 84.5MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-14 19:51:29,691 INFO L158 Benchmark]: CodeCheck took 14502.74ms. Allocated memory was 138.4MB in the beginning and 201.3MB in the end (delta: 62.9MB). Free memory was 84.5MB in the beginning and 98.4MB in the end (delta: -13.9MB). Peak memory consumption was 88.8MB. Max. memory is 16.1GB. [2022-12-14 19:51:29,691 INFO L158 Benchmark]: Witness Printer took 29.66ms. Allocated memory is still 201.3MB. Free memory was 98.4MB in the beginning and 96.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 19:51:29,692 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: 13.9s, OverallIterations: 49, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 8116 SdHoareTripleChecker+Valid, 29.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7649 mSDsluCounter, 1446 SdHoareTripleChecker+Invalid, 25.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1160 mSDsCounter, 8307 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 33082 IncrementalHoareTripleChecker+Invalid, 41389 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8307 mSolverCounterUnsat, 286 mSDtfsCounter, 33082 mSolverCounterSat, 0.5s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 9936 GetRequests, 9397 SyntacticMatches, 151 SemanticMatches, 388 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76454 ImplicationChecksByTransitivity, 11.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 1098 NumberOfCodeBlocks, 1098 NumberOfCodeBlocksAsserted, 48 NumberOfCheckSat, 1050 ConstructedInterpolants, 0 QuantifiedInterpolants, 2938 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 48 InterpolantComputations, 18 PerfectInterpolantSequences, 1449/1991 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 && j + 1 <= m) && !(i <= 1)) && i <= 2147483646) && !(j <= 0)) && m <= 2147483647) || (((((n <= 2147483647 && j + 1 <= m) && !(i <= 0)) && !(j <= 0)) && i <= 1) && m <= 2147483647)) || (((((n <= 2147483647 && !(i <= 1)) && i <= 2147483646) && 1 <= m) && !(j + 1 <= m)) && m <= 2147483647)) || (((((n <= 2147483647 && j + 1 <= m) && i <= 0) && 0 <= i) && !(j <= 0)) && m <= 2147483647)) || (((((n <= 2147483647 && j + 1 <= m) && 0 <= j) && 0 <= i) && m <= 2147483647) && j <= 0)) || (((((n <= 2147483647 && i <= 0) && 1 <= m) && 0 <= i) && !(j + 1 <= m)) && m <= 2147483647)) || (((((n <= 2147483647 && !(i <= 0)) && 1 <= m) && !(j + 1 <= m)) && i <= 1) && 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 0.19ms. Allocated memory is still 138.4MB. Free memory is still 107.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 139.57ms. Allocated memory is still 138.4MB. Free memory was 105.7MB in the beginning and 96.6MB in the end (delta: 9.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 19.70ms. Allocated memory is still 138.4MB. Free memory was 96.6MB in the beginning and 95.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 12.21ms. Allocated memory is still 138.4MB. Free memory was 95.4MB in the beginning and 94.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 199.50ms. Allocated memory is still 138.4MB. Free memory was 94.1MB in the beginning and 84.5MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 14502.74ms. Allocated memory was 138.4MB in the beginning and 201.3MB in the end (delta: 62.9MB). Free memory was 84.5MB in the beginning and 98.4MB in the end (delta: -13.9MB). Peak memory consumption was 88.8MB. Max. memory is 16.1GB. * Witness Printer took 29.66ms. Allocated memory is still 201.3MB. Free memory was 98.4MB in the beginning and 96.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-14 19:51:29,705 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf5301c-bce0-40bb-b3a9-a9550de63abc/bin/ukojak-rkRKPMF4O4/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