./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array2_pattern.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_37d8841b-c92e-4db4-8d11-9de648ff0603/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37d8841b-c92e-4db4-8d11-9de648ff0603/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_37d8841b-c92e-4db4-8d11-9de648ff0603/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37d8841b-c92e-4db4-8d11-9de648ff0603/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array2_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37d8841b-c92e-4db4-8d11-9de648ff0603/bin/ukojak-jW3SillKbg/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37d8841b-c92e-4db4-8d11-9de648ff0603/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1a25becec148beba97bef86c2a84619bb26dfafe7c127e8d70246837f0d2d470 --- 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 22:45:55,895 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:45:55,897 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:45:55,918 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:45:55,918 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:45:55,919 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:45:55,921 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:45:55,923 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:45:55,924 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:45:55,926 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:45:55,927 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:45:55,928 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:45:55,928 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:45:55,929 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:45:55,931 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:45:55,932 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:45:55,933 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:45:55,934 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:45:55,936 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:45:55,938 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:45:55,939 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:45:55,941 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:45:55,942 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:45:55,943 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:45:55,946 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:45:55,947 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:45:55,947 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:45:55,948 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:45:55,949 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:45:55,950 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:45:55,950 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:45:55,951 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:45:55,952 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:45:55,953 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:45:55,954 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:45:55,954 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:45:55,955 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:45:55,955 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:45:55,956 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:45:55,957 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:45:55,958 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:45:55,959 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37d8841b-c92e-4db4-8d11-9de648ff0603/bin/ukojak-jW3SillKbg/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-11-21 22:45:56,001 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:45:56,002 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:45:56,004 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:45:56,004 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:45:56,005 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:45:56,005 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:45:56,005 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:45:56,005 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:45:56,006 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:45:56,006 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:45:56,007 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:45:56,007 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:45:56,007 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:45:56,008 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:45:56,008 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:45:56,008 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:45:56,008 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:45:56,008 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:45:56,008 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:45:56,009 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:45:56,009 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:45:56,009 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:45:56,009 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:45:56,009 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:45:56,010 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:45:56,010 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:45:56,010 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:45:56,010 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:45:56,011 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_37d8841b-c92e-4db4-8d11-9de648ff0603/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37d8841b-c92e-4db4-8d11-9de648ff0603/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1a25becec148beba97bef86c2a84619bb26dfafe7c127e8d70246837f0d2d470 [2022-11-21 22:45:56,285 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:45:56,339 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:45:56,342 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:45:56,344 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:45:56,345 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:45:56,346 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37d8841b-c92e-4db4-8d11-9de648ff0603/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/array-patterns/array2_pattern.c [2022-11-21 22:45:59,366 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:45:59,616 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:45:59,617 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37d8841b-c92e-4db4-8d11-9de648ff0603/sv-benchmarks/c/array-patterns/array2_pattern.c [2022-11-21 22:45:59,626 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37d8841b-c92e-4db4-8d11-9de648ff0603/bin/ukojak-jW3SillKbg/data/6d082550f/9101640f29314e38a6584d1c876283c9/FLAGe07b99a5f [2022-11-21 22:45:59,640 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37d8841b-c92e-4db4-8d11-9de648ff0603/bin/ukojak-jW3SillKbg/data/6d082550f/9101640f29314e38a6584d1c876283c9 [2022-11-21 22:45:59,642 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:45:59,644 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:45:59,645 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:45:59,646 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:45:59,649 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:45:59,650 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:45:59" (1/1) ... [2022-11-21 22:45:59,651 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@673405db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:45:59, skipping insertion in model container [2022-11-21 22:45:59,652 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:45:59" (1/1) ... [2022-11-21 22:45:59,660 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:45:59,675 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:45:59,846 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37d8841b-c92e-4db4-8d11-9de648ff0603/sv-benchmarks/c/array-patterns/array2_pattern.c[1322,1335] [2022-11-21 22:45:59,865 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:45:59,874 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:45:59,887 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37d8841b-c92e-4db4-8d11-9de648ff0603/sv-benchmarks/c/array-patterns/array2_pattern.c[1322,1335] [2022-11-21 22:45:59,896 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:45:59,910 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:45:59,910 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:45:59 WrapperNode [2022-11-21 22:45:59,910 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:45:59,911 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:45:59,912 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:45:59,912 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:45:59,921 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:45:59" (1/1) ... [2022-11-21 22:45:59,929 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:45:59" (1/1) ... [2022-11-21 22:45:59,950 INFO L138 Inliner]: procedures = 16, calls = 24, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 80 [2022-11-21 22:45:59,950 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:45:59,951 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:45:59,951 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:45:59,951 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:45:59,961 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:45:59" (1/1) ... [2022-11-21 22:45:59,961 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:45:59" (1/1) ... [2022-11-21 22:45:59,963 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:45:59" (1/1) ... [2022-11-21 22:45:59,964 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:45:59" (1/1) ... [2022-11-21 22:45:59,969 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:45:59" (1/1) ... [2022-11-21 22:45:59,974 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:45:59" (1/1) ... [2022-11-21 22:45:59,975 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:45:59" (1/1) ... [2022-11-21 22:45:59,976 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:45:59" (1/1) ... [2022-11-21 22:45:59,978 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:45:59,979 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:45:59,980 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:45:59,980 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:45:59,981 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:45:59" (1/1) ... [2022-11-21 22:45:59,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:46:00,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37d8841b-c92e-4db4-8d11-9de648ff0603/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:46:00,020 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37d8841b-c92e-4db4-8d11-9de648ff0603/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:46:00,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37d8841b-c92e-4db4-8d11-9de648ff0603/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:46:00,075 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:46:00,075 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 22:46:00,076 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 22:46:00,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:46:00,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:46:00,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 22:46:00,077 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:46:00,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:46:00,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 22:46:00,078 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:46:00,166 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:46:00,168 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:46:00,392 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:46:00,423 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:46:00,423 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-21 22:46:00,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:46:00 BoogieIcfgContainer [2022-11-21 22:46:00,426 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:46:00,427 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:46:00,427 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:46:00,480 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:46:00,481 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:46:00" (1/1) ... [2022-11-21 22:46:00,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:46:00,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:00,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2022-11-21 22:46:00,605 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2022-11-21 22:46:00,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 22:46:00,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:00,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:00,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:00,764 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 22:46:00,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:00,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2022-11-21 22:46:00,820 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2022-11-21 22:46:00,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 22:46:00,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:00,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:00,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:00,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-21 22:46:00,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:46:01,011 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 22:46:01,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:01,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 19 states and 25 transitions. [2022-11-21 22:46:01,070 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2022-11-21 22:46:01,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 22:46:01,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:01,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:01,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:01,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 22:46:01,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:46:01,312 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:46:01,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:01,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 26 states and 39 transitions. [2022-11-21 22:46:01,725 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 39 transitions. [2022-11-21 22:46:01,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 22:46:01,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:01,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:01,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:01,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-21 22:46:01,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:46:02,107 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-21 22:46:02,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:46:02,236 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-21 22:46:02,251 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-11-21 22:46:02,259 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-21 22:46:02,271 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-21 22:46:02,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:46:02,975 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 162 [2022-11-21 22:46:02,988 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 154 [2022-11-21 22:46:03,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:46:03,003 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 22:46:03,005 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 197 [2022-11-21 22:46:03,023 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 22:46:03,025 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2022-11-21 22:46:03,056 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-21 22:46:03,058 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-11-21 22:46:03,383 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 22:46:03,386 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 22:46:03,388 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2022-11-21 22:46:03,399 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:46:05,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:05,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 32 states and 50 transitions. [2022-11-21 22:46:05,630 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 50 transitions. [2022-11-21 22:46:05,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 22:46:05,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:05,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:05,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:05,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 22:46:05,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:46:05,922 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:46:07,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:07,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 36 states and 60 transitions. [2022-11-21 22:46:07,528 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 60 transitions. [2022-11-21 22:46:07,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 22:46:07,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:07,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:07,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:07,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 22:46:07,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:46:07,852 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:46:10,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:10,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 41 states and 70 transitions. [2022-11-21 22:46:10,453 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 70 transitions. [2022-11-21 22:46:10,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 22:46:10,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:10,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:10,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:10,550 WARN L261 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 75 conjunts are in the unsatisfiable core [2022-11-21 22:46:10,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:46:10,598 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-21 22:46:10,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:46:10,643 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-21 22:46:10,653 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-11-21 22:46:10,658 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-21 22:46:10,668 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-21 22:46:10,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:46:10,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:46:10,752 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2022-11-21 22:46:12,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:46:12,043 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 195 treesize of output 182 [2022-11-21 22:46:12,056 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 174 treesize of output 164 [2022-11-21 22:46:12,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:46:12,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:46:12,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:46:12,096 INFO L321 Elim1Store]: treesize reduction 130, result has 0.8 percent of original size [2022-11-21 22:46:12,096 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 140 treesize of output 215 [2022-11-21 22:46:12,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:46:12,205 INFO L321 Elim1Store]: treesize reduction 68, result has 32.7 percent of original size [2022-11-21 22:46:12,206 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 36 treesize of output 52 [2022-11-21 22:46:12,248 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-21 22:46:12,383 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-21 22:46:12,388 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 198 [2022-11-21 22:46:14,841 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 349 treesize of output 309 [2022-11-21 22:46:15,104 INFO L321 Elim1Store]: treesize reduction 88, result has 61.6 percent of original size [2022-11-21 22:46:15,105 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 14 case distinctions, treesize of input 872 treesize of output 830 [2022-11-21 22:46:15,312 INFO L321 Elim1Store]: treesize reduction 34, result has 66.3 percent of original size [2022-11-21 22:46:15,313 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 759 treesize of output 789 [2022-11-21 22:46:17,891 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:46:30,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:30,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 49 states and 87 transitions. [2022-11-21 22:46:30,307 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 87 transitions. [2022-11-21 22:46:30,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 22:46:30,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:30,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:30,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:30,440 WARN L261 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 74 conjunts are in the unsatisfiable core [2022-11-21 22:46:30,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:46:30,636 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-21 22:46:30,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:46:30,836 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 33 [2022-11-21 22:46:30,843 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2022-11-21 22:46:30,847 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2022-11-21 22:46:31,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:46:31,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:46:31,153 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 39 [2022-11-21 22:46:32,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:46:32,208 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 195 treesize of output 182 [2022-11-21 22:46:32,220 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 174 treesize of output 164 [2022-11-21 22:46:32,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:46:32,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:46:32,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:46:32,257 INFO L321 Elim1Store]: treesize reduction 130, result has 0.8 percent of original size [2022-11-21 22:46:32,257 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 140 treesize of output 215 [2022-11-21 22:46:32,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:46:32,342 INFO L321 Elim1Store]: treesize reduction 68, result has 32.7 percent of original size [2022-11-21 22:46:32,343 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 36 treesize of output 52 [2022-11-21 22:46:32,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:46:32,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:46:32,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:46:32,473 INFO L321 Elim1Store]: treesize reduction 133, result has 21.3 percent of original size [2022-11-21 22:46:32,473 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 145 treesize of output 65 [2022-11-21 22:46:33,909 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 349 treesize of output 309 [2022-11-21 22:46:34,160 INFO L321 Elim1Store]: treesize reduction 84, result has 63.3 percent of original size [2022-11-21 22:46:34,161 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 14 case distinctions, treesize of input 689 treesize of output 688 [2022-11-21 22:46:34,387 INFO L321 Elim1Store]: treesize reduction 26, result has 74.3 percent of original size [2022-11-21 22:46:34,388 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 620 treesize of output 658 [2022-11-21 22:46:37,417 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:46:42,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:42,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 53 states and 95 transitions. [2022-11-21 22:46:42,915 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 95 transitions. [2022-11-21 22:46:42,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:46:42,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:42,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:42,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:42,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-21 22:46:42,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:46:43,790 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:46:51,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:51,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 58 states and 107 transitions. [2022-11-21 22:46:51,084 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 107 transitions. [2022-11-21 22:46:51,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:46:51,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:51,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:51,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:51,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-21 22:46:51,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:46:51,166 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:46:54,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:54,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 62 states and 114 transitions. [2022-11-21 22:46:54,479 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 114 transitions. [2022-11-21 22:46:54,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:46:54,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:54,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:54,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:54,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-21 22:46:54,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:46:55,468 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:47:11,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:47:11,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 70 states and 132 transitions. [2022-11-21 22:47:11,819 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 132 transitions. [2022-11-21 22:47:11,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:47:11,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:47:11,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:47:11,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:47:11,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-21 22:47:11,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:47:12,127 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:47:16,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:47:16,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 74 states and 139 transitions. [2022-11-21 22:47:16,813 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 139 transitions. [2022-11-21 22:47:16,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 22:47:16,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:47:16,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:47:16,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:47:16,918 WARN L261 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 92 conjunts are in the unsatisfiable core [2022-11-21 22:47:16,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:47:16,948 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-21 22:47:16,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:47:16,978 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 33 [2022-11-21 22:47:16,983 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 30 [2022-11-21 22:47:16,988 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2022-11-21 22:47:16,997 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2022-11-21 22:47:17,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:47:17,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:47:17,078 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2022-11-21 22:47:17,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:47:17,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:47:17,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:47:17,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:47:17,467 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 73 [2022-11-21 22:47:20,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:47:20,696 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 217 treesize of output 200 [2022-11-21 22:47:20,710 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 185 treesize of output 173 [2022-11-21 22:47:20,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:47:20,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:47:20,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:47:20,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:47:20,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:47:20,757 INFO L321 Elim1Store]: treesize reduction 198, result has 0.5 percent of original size [2022-11-21 22:47:20,757 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 149 treesize of output 227 [2022-11-21 22:47:20,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:47:20,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:47:20,866 INFO L321 Elim1Store]: treesize reduction 102, result has 33.8 percent of original size [2022-11-21 22:47:20,866 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 45 treesize of output 74 [2022-11-21 22:47:20,920 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-21 22:47:20,921 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2022-11-21 22:47:20,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:47:20,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:47:20,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:47:20,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:47:20,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:47:21,081 INFO L321 Elim1Store]: treesize reduction 192, result has 25.0 percent of original size [2022-11-21 22:47:21,082 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 154 treesize of output 96 [2022-11-21 22:47:31,063 INFO L321 Elim1Store]: treesize reduction 272, result has 69.2 percent of original size [2022-11-21 22:47:31,064 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 19 select indices, 19 select index equivalence classes, 4 disjoint index pairs (out of 171 index pairs), introduced 21 new quantified variables, introduced 75 case distinctions, treesize of input 313 treesize of output 743 [2022-11-21 22:48:19,592 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:49:07,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:49:07,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 83 states and 159 transitions. [2022-11-21 22:49:07,745 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 159 transitions. [2022-11-21 22:49:07,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 22:49:07,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:49:07,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:49:07,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:49:07,879 WARN L261 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 90 conjunts are in the unsatisfiable core [2022-11-21 22:49:07,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:49:07,917 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-21 22:49:07,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:49:07,931 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-21 22:49:07,937 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-11-21 22:49:07,941 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-21 22:49:07,949 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-21 22:49:08,191 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 55 [2022-11-21 22:49:08,704 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 85 [2022-11-21 22:49:11,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:49:11,615 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 217 treesize of output 200 [2022-11-21 22:49:11,628 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 185 treesize of output 173 [2022-11-21 22:49:11,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:49:11,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:49:11,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:49:11,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:49:11,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:49:11,670 INFO L321 Elim1Store]: treesize reduction 198, result has 0.5 percent of original size [2022-11-21 22:49:11,670 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 149 treesize of output 227 [2022-11-21 22:49:11,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:49:11,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:49:11,775 INFO L321 Elim1Store]: treesize reduction 102, result has 33.8 percent of original size [2022-11-21 22:49:11,776 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 45 treesize of output 74 [2022-11-21 22:49:11,798 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-21 22:49:11,799 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2022-11-21 22:49:11,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:49:11,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:49:11,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:49:11,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:49:11,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:49:11,951 INFO L321 Elim1Store]: treesize reduction 192, result has 25.0 percent of original size [2022-11-21 22:49:11,952 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 155 treesize of output 111 [2022-11-21 22:49:18,413 INFO L321 Elim1Store]: treesize reduction 264, result has 70.1 percent of original size [2022-11-21 22:49:18,414 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 19 select indices, 19 select index equivalence classes, 4 disjoint index pairs (out of 171 index pairs), introduced 21 new quantified variables, introduced 75 case distinctions, treesize of input 313 treesize of output 751 [2022-11-21 22:50:18,370 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:50:42,127 WARN L233 SmtUtils]: Spent 9.29s on a formula simplification. DAG size of input: 132 DAG size of output: 85 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-21 22:51:00,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:51:00,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 88 states and 168 transitions. [2022-11-21 22:51:00,339 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 168 transitions. [2022-11-21 22:51:00,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 22:51:00,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:51:00,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:51:00,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:51:00,468 WARN L261 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 92 conjunts are in the unsatisfiable core [2022-11-21 22:51:00,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:51:00,498 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-21 22:51:00,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:51:00,536 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-21 22:51:00,541 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-11-21 22:51:00,546 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-21 22:51:00,553 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-21 22:51:00,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:51:00,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:51:00,622 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2022-11-21 22:51:00,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:51:00,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:51:00,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:51:00,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:51:00,690 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 75 [2022-11-21 22:51:03,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:51:03,069 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 217 treesize of output 200 [2022-11-21 22:51:03,083 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 185 treesize of output 173 [2022-11-21 22:51:03,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:51:03,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:51:03,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:51:03,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:51:03,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:51:03,135 INFO L321 Elim1Store]: treesize reduction 198, result has 0.5 percent of original size [2022-11-21 22:51:03,136 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 149 treesize of output 227 [2022-11-21 22:51:03,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:51:03,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:51:03,317 INFO L321 Elim1Store]: treesize reduction 102, result has 33.8 percent of original size [2022-11-21 22:51:03,317 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 45 treesize of output 74 [2022-11-21 22:51:03,392 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-21 22:51:03,393 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2022-11-21 22:51:03,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:51:03,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:51:03,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:51:03,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:51:03,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:51:03,510 INFO L321 Elim1Store]: treesize reduction 192, result has 25.0 percent of original size [2022-11-21 22:51:03,510 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 154 treesize of output 96 [2022-11-21 22:51:11,420 INFO L321 Elim1Store]: treesize reduction 274, result has 69.0 percent of original size [2022-11-21 22:51:11,420 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 19 select indices, 19 select index equivalence classes, 4 disjoint index pairs (out of 171 index pairs), introduced 21 new quantified variables, introduced 75 case distinctions, treesize of input 313 treesize of output 741 [2022-11-21 22:51:33,723 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:51:41,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:51:41,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 91 states and 175 transitions. [2022-11-21 22:51:41,002 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 175 transitions. [2022-11-21 22:51:41,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 22:51:41,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:51:41,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:51:41,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:51:41,093 WARN L261 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 88 conjunts are in the unsatisfiable core [2022-11-21 22:51:41,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:51:41,120 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-21 22:51:41,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:51:41,148 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-21 22:51:41,152 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-11-21 22:51:41,156 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-21 22:51:41,166 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-21 22:51:41,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:51:41,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:51:41,238 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2022-11-21 22:51:41,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:51:41,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:51:41,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:51:41,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:51:41,291 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 73 [2022-11-21 22:51:43,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:51:43,034 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 217 treesize of output 200 [2022-11-21 22:51:43,045 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 185 treesize of output 173 [2022-11-21 22:51:43,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:51:43,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:51:43,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:51:43,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:51:43,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:51:43,089 INFO L321 Elim1Store]: treesize reduction 198, result has 0.5 percent of original size [2022-11-21 22:51:43,089 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 149 treesize of output 227 [2022-11-21 22:51:43,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:51:43,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:51:43,195 INFO L321 Elim1Store]: treesize reduction 102, result has 33.8 percent of original size [2022-11-21 22:51:43,195 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 45 treesize of output 74 [2022-11-21 22:51:43,218 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-21 22:51:43,219 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2022-11-21 22:51:43,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:51:43,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:51:43,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:51:43,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:51:43,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:51:43,375 INFO L321 Elim1Store]: treesize reduction 192, result has 25.0 percent of original size [2022-11-21 22:51:43,375 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 155 treesize of output 111 [2022-11-21 22:51:53,757 INFO L321 Elim1Store]: treesize reduction 266, result has 69.9 percent of original size [2022-11-21 22:51:53,757 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 19 select indices, 19 select index equivalence classes, 4 disjoint index pairs (out of 171 index pairs), introduced 21 new quantified variables, introduced 75 case distinctions, treesize of input 313 treesize of output 749 [2022-11-21 22:57:28,161 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-11-21 22:57:28,614 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-11-21 22:57:28,623 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-11-21 22:57:28,749 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-11-21 22:57:28,852 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-11-21 22:57:29,071 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-11-21 22:57:29,435 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-11-21 22:57:30,004 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-11-21 22:57:30,162 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-11-21 22:57:30,215 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-11-21 22:57:30,218 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-11-21 22:57:30,328 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-11-21 22:57:31,491 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-11-21 22:57:31,629 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-11-21 22:57:32,142 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-11-21 22:57:32,146 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-11-21 22:57:32,199 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-11-21 22:57:32,341 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-11-21 22:57:32,469 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-11-21 22:57:32,721 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-11-21 22:57:32,798 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2022-11-21 22:57:32,806 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-11-21 22:57:33,001 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-11-21 22:57:33,195 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-11-21 22:57:33,732 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2022-11-21 22:57:36,779 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:57:38,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:57:38,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 92 states and 175 transitions. [2022-11-21 22:57:38,926 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 175 transitions. [2022-11-21 22:57:38,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 22:57:38,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:57:38,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:57:39,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:57:39,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 66 conjunts are in the unsatisfiable core [2022-11-21 22:57:39,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:57:39,044 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-21 22:57:39,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:57:39,082 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 33 [2022-11-21 22:57:39,089 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2022-11-21 22:57:39,094 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2022-11-21 22:57:39,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:57:39,316 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-21 22:57:39,323 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-21 22:57:39,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:57:39,337 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 22:57:39,339 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-21 22:57:39,355 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 22:57:39,356 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-21 22:57:39,370 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-21 22:57:39,371 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-11-21 22:57:39,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:57:39,710 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 162 [2022-11-21 22:57:39,717 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 154 [2022-11-21 22:57:39,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 22:57:39,728 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 22:57:39,730 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 197 [2022-11-21 22:57:39,742 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 22:57:39,743 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2022-11-21 22:57:39,782 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-21 22:57:39,783 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-21 22:57:39,784 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-21 22:57:39,926 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 22:57:39,927 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-21 22:57:39,928 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2022-11-21 22:57:39,933 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 22:57:42,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:57:42,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 87 states and 166 transitions. [2022-11-21 22:57:42,090 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 166 transitions. [2022-11-21 22:57:42,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 22:57:42,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:57:42,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:57:42,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:57:42,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-21 22:57:42,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:57:45,160 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:58:08,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:58:08,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 93 states and 180 transitions. [2022-11-21 22:58:08,949 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 180 transitions. [2022-11-21 22:58:08,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 22:58:08,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:58:08,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:58:09,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:58:09,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-21 22:58:09,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:58:09,046 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:58:15,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:58:15,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 97 states and 187 transitions. [2022-11-21 22:58:15,839 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 187 transitions. [2022-11-21 22:58:15,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 22:58:15,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:58:15,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:58:15,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:58:15,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-21 22:58:15,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:58:15,926 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:58:22,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:58:22,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 102 states and 195 transitions. [2022-11-21 22:58:22,122 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 195 transitions. [2022-11-21 22:58:22,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 22:58:22,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:58:22,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:58:22,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:58:22,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-21 22:58:22,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:58:25,462 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:58:32,357 WARN L230 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37d8841b-c92e-4db4-8d11-9de648ff0603/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) stderr output: (error "out of memory") [2022-11-21 22:58:32,359 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37d8841b-c92e-4db4-8d11-9de648ff0603/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:243) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:262) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.checkSat(ManagedScript.java:139) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.MonolithicImplicationChecker.checkImplication(MonolithicImplicationChecker.java:85) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.compare(PredicateUnifier.java:898) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.(PredicateUnifier.java:772) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:346) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:293) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeChecker.negatePredicate(CodeChecker.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.isSatRetEdge(UltimateChecker.java:255) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.connectOutgoingReturnIfSat(UltimateChecker.java:208) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.splitNode(UltimateChecker.java:124) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.codeCheck(UltimateChecker.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:471) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1465) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:658) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:239) ... 29 more [2022-11-21 22:58:32,366 INFO L158 Benchmark]: Toolchain (without parser) took 752722.43ms. Allocated memory was 138.4MB in the beginning and 270.5MB in the end (delta: 132.1MB). Free memory was 72.1MB in the beginning and 182.9MB in the end (delta: -110.8MB). Peak memory consumption was 156.0MB. Max. memory is 16.1GB. [2022-11-21 22:58:32,366 INFO L158 Benchmark]: CDTParser took 0.56ms. Allocated memory is still 138.4MB. Free memory is still 112.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:58:32,367 INFO L158 Benchmark]: CACSL2BoogieTranslator took 265.29ms. Allocated memory was 138.4MB in the beginning and 186.6MB in the end (delta: 48.2MB). Free memory was 71.9MB in the beginning and 154.2MB in the end (delta: -82.3MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2022-11-21 22:58:32,367 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.03ms. Allocated memory is still 186.6MB. Free memory was 153.6MB in the beginning and 152.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:58:32,367 INFO L158 Benchmark]: Boogie Preprocessor took 27.58ms. Allocated memory is still 186.6MB. Free memory was 152.1MB in the beginning and 150.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:58:32,368 INFO L158 Benchmark]: RCFGBuilder took 447.05ms. Allocated memory is still 186.6MB. Free memory was 150.7MB in the beginning and 136.8MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-21 22:58:32,368 INFO L158 Benchmark]: CodeCheck took 751938.57ms. Allocated memory was 186.6MB in the beginning and 270.5MB in the end (delta: 83.9MB). Free memory was 136.8MB in the beginning and 182.9MB in the end (delta: -46.0MB). Peak memory consumption was 171.4MB. Max. memory is 16.1GB. [2022-11-21 22:58:32,370 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### [2022-11-21 22:58:32,364 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37d8841b-c92e-4db4-8d11-9de648ff0603/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 101 --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37d8841b-c92e-4db4-8d11-9de648ff0603/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37d8841b-c92e-4db4-8d11-9de648ff0603/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:243) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56ms. Allocated memory is still 138.4MB. Free memory is still 112.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 265.29ms. Allocated memory was 138.4MB in the beginning and 186.6MB in the end (delta: 48.2MB). Free memory was 71.9MB in the beginning and 154.2MB in the end (delta: -82.3MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.03ms. Allocated memory is still 186.6MB. Free memory was 153.6MB in the beginning and 152.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.58ms. Allocated memory is still 186.6MB. Free memory was 152.1MB in the beginning and 150.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 447.05ms. Allocated memory is still 186.6MB. Free memory was 150.7MB in the beginning and 136.8MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 751938.57ms. Allocated memory was 186.6MB in the beginning and 270.5MB in the end (delta: 83.9MB). Free memory was 136.8MB in the beginning and 182.9MB in the end (delta: -46.0MB). Peak memory consumption was 171.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_37d8841b-c92e-4db4-8d11-9de648ff0603/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37d8841b-c92e-4db4-8d11-9de648ff0603/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_37d8841b-c92e-4db4-8d11-9de648ff0603/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37d8841b-c92e-4db4-8d11-9de648ff0603/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array2_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37d8841b-c92e-4db4-8d11-9de648ff0603/bin/ukojak-jW3SillKbg/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37d8841b-c92e-4db4-8d11-9de648ff0603/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1a25becec148beba97bef86c2a84619bb26dfafe7c127e8d70246837f0d2d470 --- 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 22:58:34,463 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:58:34,465 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:58:34,505 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:58:34,505 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:58:34,509 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:58:34,510 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:58:34,514 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:58:34,516 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:58:34,522 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:58:34,523 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:58:34,525 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:58:34,527 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:58:34,529 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:58:34,530 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:58:34,535 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:58:34,536 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:58:34,537 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:58:34,541 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:58:34,543 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:58:34,548 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:58:34,550 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:58:34,551 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:58:34,552 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:58:34,555 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:58:34,555 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:58:34,556 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:58:34,557 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:58:34,557 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:58:34,558 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:58:34,558 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:58:34,559 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:58:34,560 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:58:34,561 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:58:34,571 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:58:34,572 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:58:34,577 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:58:34,577 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:58:34,577 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:58:34,578 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:58:34,579 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:58:34,580 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37d8841b-c92e-4db4-8d11-9de648ff0603/bin/ukojak-jW3SillKbg/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-11-21 22:58:34,600 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:58:34,601 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:58:34,602 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:58:34,602 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:58:34,603 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:58:34,603 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:58:34,603 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:58:34,604 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:58:34,604 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:58:34,604 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:58:34,604 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:58:34,604 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:58:34,605 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:58:34,605 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 22:58:34,605 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 22:58:34,605 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 22:58:34,605 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:58:34,606 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:58:34,606 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:58:34,606 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:58:34,606 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:58:34,607 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:58:34,607 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:58:34,607 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:58:34,607 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:58:34,608 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:58:34,608 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:58:34,608 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 22:58:34,608 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 22:58:34,608 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:58:34,609 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 22:58:34,609 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 22:58:34,609 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_37d8841b-c92e-4db4-8d11-9de648ff0603/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37d8841b-c92e-4db4-8d11-9de648ff0603/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1a25becec148beba97bef86c2a84619bb26dfafe7c127e8d70246837f0d2d470 [2022-11-21 22:58:34,972 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:58:34,993 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:58:34,996 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:58:34,997 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:58:34,998 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:58:34,999 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37d8841b-c92e-4db4-8d11-9de648ff0603/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/array-patterns/array2_pattern.c [2022-11-21 22:58:38,046 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:58:38,309 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:58:38,310 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37d8841b-c92e-4db4-8d11-9de648ff0603/sv-benchmarks/c/array-patterns/array2_pattern.c [2022-11-21 22:58:38,318 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37d8841b-c92e-4db4-8d11-9de648ff0603/bin/ukojak-jW3SillKbg/data/43f3c944b/17c69211fb534fdca6c65e526c6cf4e6/FLAG1c34e45da [2022-11-21 22:58:38,342 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37d8841b-c92e-4db4-8d11-9de648ff0603/bin/ukojak-jW3SillKbg/data/43f3c944b/17c69211fb534fdca6c65e526c6cf4e6 [2022-11-21 22:58:38,346 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:58:38,347 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:58:38,352 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:58:38,352 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:58:38,356 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:58:38,357 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:58:38" (1/1) ... [2022-11-21 22:58:38,358 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4de55691 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:38, skipping insertion in model container [2022-11-21 22:58:38,358 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:58:38" (1/1) ... [2022-11-21 22:58:38,365 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:58:38,392 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:58:38,538 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37d8841b-c92e-4db4-8d11-9de648ff0603/sv-benchmarks/c/array-patterns/array2_pattern.c[1322,1335] [2022-11-21 22:58:38,560 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:58:38,570 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:58:38,583 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37d8841b-c92e-4db4-8d11-9de648ff0603/sv-benchmarks/c/array-patterns/array2_pattern.c[1322,1335] [2022-11-21 22:58:38,593 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:58:38,607 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:58:38,608 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:38 WrapperNode [2022-11-21 22:58:38,608 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:58:38,609 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:58:38,609 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:58:38,610 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:58:38,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:38" (1/1) ... [2022-11-21 22:58:38,626 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:38" (1/1) ... [2022-11-21 22:58:38,644 INFO L138 Inliner]: procedures = 18, calls = 24, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 77 [2022-11-21 22:58:38,645 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:58:38,645 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:58:38,646 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:58:38,646 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:58:38,656 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:38" (1/1) ... [2022-11-21 22:58:38,656 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:38" (1/1) ... [2022-11-21 22:58:38,659 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:38" (1/1) ... [2022-11-21 22:58:38,659 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:38" (1/1) ... [2022-11-21 22:58:38,667 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:38" (1/1) ... [2022-11-21 22:58:38,671 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:38" (1/1) ... [2022-11-21 22:58:38,672 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:38" (1/1) ... [2022-11-21 22:58:38,674 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:38" (1/1) ... [2022-11-21 22:58:38,676 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:58:38,677 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:58:38,677 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:58:38,677 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:58:38,678 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:38" (1/1) ... [2022-11-21 22:58:38,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:58:38,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37d8841b-c92e-4db4-8d11-9de648ff0603/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:58:38,729 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37d8841b-c92e-4db4-8d11-9de648ff0603/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:58:38,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37d8841b-c92e-4db4-8d11-9de648ff0603/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:58:38,776 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:58:38,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-21 22:58:38,776 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 22:58:38,777 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 22:58:38,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:58:38,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-21 22:58:38,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:58:38,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:58:38,780 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:58:38,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-21 22:58:38,962 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:58:38,964 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:58:39,271 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:58:39,327 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:58:39,343 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-21 22:58:39,345 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:58:39 BoogieIcfgContainer [2022-11-21 22:58:39,346 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:58:39,346 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:58:39,347 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:58:39,356 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:58:39,356 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:58:39" (1/1) ... [2022-11-21 22:58:39,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:58:39,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:58:39,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2022-11-21 22:58:39,444 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2022-11-21 22:58:39,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 22:58:39,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:58:39,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:58:39,495 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-21 22:58:39,501 INFO L158 Benchmark]: Toolchain (without parser) took 1153.08ms. Allocated memory is still 73.4MB. Free memory was 51.8MB in the beginning and 36.2MB in the end (delta: 15.5MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. [2022-11-21 22:58:39,502 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 73.4MB. Free memory is still 51.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:58:39,503 INFO L158 Benchmark]: CACSL2BoogieTranslator took 256.36ms. Allocated memory is still 73.4MB. Free memory was 51.5MB in the beginning and 40.5MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 22:58:39,503 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.72ms. Allocated memory is still 73.4MB. Free memory was 40.3MB in the beginning and 38.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:58:39,504 INFO L158 Benchmark]: Boogie Preprocessor took 30.87ms. Allocated memory is still 73.4MB. Free memory was 38.6MB in the beginning and 37.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:58:39,505 INFO L158 Benchmark]: RCFGBuilder took 668.64ms. Allocated memory is still 73.4MB. Free memory was 36.9MB in the beginning and 42.6MB in the end (delta: -5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-21 22:58:39,506 INFO L158 Benchmark]: CodeCheck took 153.19ms. Allocated memory is still 73.4MB. Free memory was 42.6MB in the beginning and 36.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-21 22:58:39,515 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 73.4MB. Free memory is still 51.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 256.36ms. Allocated memory is still 73.4MB. Free memory was 51.5MB in the beginning and 40.5MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.72ms. Allocated memory is still 73.4MB. Free memory was 40.3MB in the beginning and 38.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.87ms. Allocated memory is still 73.4MB. Free memory was 38.6MB in the beginning and 37.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 668.64ms. Allocated memory is still 73.4MB. Free memory was 36.9MB in the beginning and 42.6MB in the end (delta: -5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * CodeCheck took 153.19ms. Allocated memory is still 73.4MB. Free memory was 42.6MB in the beginning and 36.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 22:58:39,552 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37d8841b-c92e-4db4-8d11-9de648ff0603/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: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared