./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array27_pattern.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec902953-0e2a-44e1-bf79-02fb50e5c19d/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec902953-0e2a-44e1-bf79-02fb50e5c19d/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec902953-0e2a-44e1-bf79-02fb50e5c19d/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec902953-0e2a-44e1-bf79-02fb50e5c19d/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array27_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec902953-0e2a-44e1-bf79-02fb50e5c19d/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec902953-0e2a-44e1-bf79-02fb50e5c19d/bin/ukojak-d1pc8ZmBRL --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 8e2a4cc1bd1815c470836bbbcc9d3775eac69b651b7231d974ae63a065851dd1 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 06:47:06,126 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 06:47:06,129 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 06:47:06,191 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 06:47:06,191 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 06:47:06,196 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 06:47:06,197 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 06:47:06,201 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 06:47:06,204 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 06:47:06,209 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 06:47:06,210 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 06:47:06,212 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 06:47:06,213 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 06:47:06,216 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 06:47:06,218 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 06:47:06,223 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 06:47:06,228 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 06:47:06,230 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 06:47:06,232 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 06:47:06,242 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 06:47:06,244 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 06:47:06,245 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 06:47:06,249 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 06:47:06,250 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 06:47:06,259 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 06:47:06,259 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 06:47:06,260 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 06:47:06,262 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 06:47:06,263 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 06:47:06,264 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 06:47:06,264 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 06:47:06,265 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 06:47:06,267 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 06:47:06,268 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 06:47:06,270 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 06:47:06,270 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 06:47:06,271 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 06:47:06,271 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 06:47:06,271 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 06:47:06,272 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 06:47:06,273 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 06:47:06,274 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec902953-0e2a-44e1-bf79-02fb50e5c19d/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-25 06:47:06,318 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 06:47:06,319 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 06:47:06,321 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 06:47:06,321 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 06:47:06,322 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 06:47:06,322 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 06:47:06,322 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 06:47:06,328 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 06:47:06,328 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 06:47:06,329 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 06:47:06,330 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 06:47:06,330 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 06:47:06,331 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 06:47:06,331 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 06:47:06,331 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 06:47:06,331 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 06:47:06,332 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 06:47:06,332 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 06:47:06,332 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 06:47:06,332 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 06:47:06,333 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 06:47:06,333 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:47:06,333 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 06:47:06,333 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 06:47:06,334 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 06:47:06,334 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 06:47:06,334 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 06:47:06,334 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 06:47:06,335 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_ec902953-0e2a-44e1-bf79-02fb50e5c19d/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec902953-0e2a-44e1-bf79-02fb50e5c19d/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e2a4cc1bd1815c470836bbbcc9d3775eac69b651b7231d974ae63a065851dd1 [2021-11-25 06:47:06,569 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 06:47:06,597 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 06:47:06,600 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 06:47:06,602 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 06:47:06,603 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 06:47:06,604 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec902953-0e2a-44e1-bf79-02fb50e5c19d/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/array-patterns/array27_pattern.c [2021-11-25 06:47:06,708 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec902953-0e2a-44e1-bf79-02fb50e5c19d/bin/ukojak-d1pc8ZmBRL/data/1eb630881/0a80968182f64da6b504993a03baf2fe/FLAG9581055bb [2021-11-25 06:47:07,181 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 06:47:07,186 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec902953-0e2a-44e1-bf79-02fb50e5c19d/sv-benchmarks/c/array-patterns/array27_pattern.c [2021-11-25 06:47:07,193 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec902953-0e2a-44e1-bf79-02fb50e5c19d/bin/ukojak-d1pc8ZmBRL/data/1eb630881/0a80968182f64da6b504993a03baf2fe/FLAG9581055bb [2021-11-25 06:47:07,561 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec902953-0e2a-44e1-bf79-02fb50e5c19d/bin/ukojak-d1pc8ZmBRL/data/1eb630881/0a80968182f64da6b504993a03baf2fe [2021-11-25 06:47:07,563 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 06:47:07,565 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 06:47:07,567 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 06:47:07,567 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 06:47:07,571 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 06:47:07,572 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:47:07" (1/1) ... [2021-11-25 06:47:07,575 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b43ca71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:47:07, skipping insertion in model container [2021-11-25 06:47:07,575 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:47:07" (1/1) ... [2021-11-25 06:47:07,583 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 06:47:07,604 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 06:47:07,751 WARN L230 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_ec902953-0e2a-44e1-bf79-02fb50e5c19d/sv-benchmarks/c/array-patterns/array27_pattern.c[1253,1266] [2021-11-25 06:47:07,774 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:47:07,785 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 06:47:07,801 WARN L230 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_ec902953-0e2a-44e1-bf79-02fb50e5c19d/sv-benchmarks/c/array-patterns/array27_pattern.c[1253,1266] [2021-11-25 06:47:07,815 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:47:07,830 INFO L208 MainTranslator]: Completed translation [2021-11-25 06:47:07,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:47:07 WrapperNode [2021-11-25 06:47:07,831 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 06:47:07,832 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 06:47:07,832 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 06:47:07,833 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 06:47:07,845 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:47:07" (1/1) ... [2021-11-25 06:47:07,864 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:47:07" (1/1) ... [2021-11-25 06:47:07,880 INFO L137 Inliner]: procedures = 16, calls = 15, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 72 [2021-11-25 06:47:07,880 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 06:47:07,881 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 06:47:07,881 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 06:47:07,881 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 06:47:07,888 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:47:07" (1/1) ... [2021-11-25 06:47:07,888 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:47:07" (1/1) ... [2021-11-25 06:47:07,891 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:47:07" (1/1) ... [2021-11-25 06:47:07,891 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:47:07" (1/1) ... [2021-11-25 06:47:07,897 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:47:07" (1/1) ... [2021-11-25 06:47:07,901 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:47:07" (1/1) ... [2021-11-25 06:47:07,903 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:47:07" (1/1) ... [2021-11-25 06:47:07,905 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 06:47:07,908 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 06:47:07,908 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 06:47:07,908 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 06:47:07,910 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:47:07" (1/1) ... [2021-11-25 06:47:07,921 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:47:07,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec902953-0e2a-44e1-bf79-02fb50e5c19d/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 06:47:07,953 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec902953-0e2a-44e1-bf79-02fb50e5c19d/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 06:47:07,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec902953-0e2a-44e1-bf79-02fb50e5c19d/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 06:47:08,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 06:47:08,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 06:47:08,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 06:47:08,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 06:47:08,005 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 06:47:08,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 06:47:08,006 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 06:47:08,006 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 06:47:08,078 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 06:47:08,080 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 06:47:08,249 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 06:47:08,293 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 06:47:08,294 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-25 06:47:08,296 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:47:08 BoogieIcfgContainer [2021-11-25 06:47:08,296 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 06:47:08,297 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 06:47:08,297 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 06:47:08,318 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 06:47:08,318 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:47:08" (1/1) ... [2021-11-25 06:47:08,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 06:47:08,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:08,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 10 states and 14 transitions. [2021-11-25 06:47:08,382 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2021-11-25 06:47:08,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-25 06:47:08,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:08,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:08,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:08,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 06:47:08,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:08,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:47:08,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:08,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2021-11-25 06:47:08,715 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2021-11-25 06:47:08,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 06:47:08,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:08,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:08,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:08,793 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-25 06:47:08,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:08,879 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:47:09,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:09,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 13 states and 20 transitions. [2021-11-25 06:47:09,042 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 20 transitions. [2021-11-25 06:47:09,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 06:47:09,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:09,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:09,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:09,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-25 06:47:09,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:09,184 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:47:09,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:09,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 14 states and 21 transitions. [2021-11-25 06:47:09,301 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 21 transitions. [2021-11-25 06:47:09,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 06:47:09,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:09,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:09,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:09,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-25 06:47:09,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:09,405 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:47:09,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:09,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 15 states and 24 transitions. [2021-11-25 06:47:09,435 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 24 transitions. [2021-11-25 06:47:09,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 06:47:09,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:09,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:09,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:09,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 22 conjunts are in the unsatisfiable core [2021-11-25 06:47:09,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:09,632 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 60 treesize of output 55 [2021-11-25 06:47:09,642 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 19 treesize of output 18 [2021-11-25 06:47:09,655 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 21 treesize of output 20 [2021-11-25 06:47:09,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 35 treesize of output 23 [2021-11-25 06:47:10,114 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:47:11,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:11,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 24 states and 43 transitions. [2021-11-25 06:47:11,317 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 43 transitions. [2021-11-25 06:47:11,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 06:47:11,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:11,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:11,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:11,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 06:47:11,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:11,498 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 06:47:11,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:11,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 26 states and 46 transitions. [2021-11-25 06:47:11,954 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 46 transitions. [2021-11-25 06:47:11,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 06:47:11,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:11,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:11,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:11,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 06:47:11,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:12,168 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:47:12,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:12,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 27 states and 47 transitions. [2021-11-25 06:47:12,457 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 47 transitions. [2021-11-25 06:47:12,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-25 06:47:12,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:12,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:12,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:12,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 06:47:12,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:12,678 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:47:13,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:13,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 29 states and 52 transitions. [2021-11-25 06:47:13,462 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 52 transitions. [2021-11-25 06:47:13,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 06:47:13,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:13,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:13,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:13,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 06:47:13,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:13,571 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 06:47:14,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:14,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 34 states and 62 transitions. [2021-11-25 06:47:14,500 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 62 transitions. [2021-11-25 06:47:14,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-25 06:47:14,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:14,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:14,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:14,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 06:47:14,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:14,700 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 06:47:15,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:15,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 38 states and 68 transitions. [2021-11-25 06:47:15,476 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 68 transitions. [2021-11-25 06:47:15,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 06:47:15,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:15,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:15,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:15,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:47:15,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:15,739 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 18 proven. 12 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:47:17,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:17,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 43 states and 77 transitions. [2021-11-25 06:47:17,025 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 77 transitions. [2021-11-25 06:47:17,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 06:47:17,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:17,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:17,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:17,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:47:17,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:17,409 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 25 proven. 15 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 06:47:18,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:18,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 46 states and 83 transitions. [2021-11-25 06:47:18,720 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 83 transitions. [2021-11-25 06:47:18,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 06:47:18,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:18,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:18,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:18,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 57 conjunts are in the unsatisfiable core [2021-11-25 06:47:18,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:19,008 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 60 treesize of output 55 [2021-11-25 06:47:19,014 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 21 treesize of output 20 [2021-11-25 06:47:19,022 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 19 treesize of output 18 [2021-11-25 06:47:19,173 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 74 treesize of output 67 [2021-11-25 06:47:19,196 INFO L354 Elim1Store]: treesize reduction 134, result has 19.8 percent of original size [2021-11-25 06:47:19,197 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 89 [2021-11-25 06:47:19,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:19,228 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 33 treesize of output 7 [2021-11-25 06:47:19,670 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 95 treesize of output 86 [2021-11-25 06:47:19,714 INFO L354 Elim1Store]: treesize reduction 311, result has 18.6 percent of original size [2021-11-25 06:47:19,714 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 85 treesize of output 130 [2021-11-25 06:47:19,741 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:47:19,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:19,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:19,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:19,769 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 12 [2021-11-25 06:47:19,975 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 79 treesize of output 68 [2021-11-25 06:47:20,031 INFO L354 Elim1Store]: treesize reduction 256, result has 15.5 percent of original size [2021-11-25 06:47:20,031 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 67 treesize of output 103 [2021-11-25 06:47:20,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:20,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:20,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:20,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:20,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:20,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:20,068 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 19 [2021-11-25 06:47:21,600 INFO L354 Elim1Store]: treesize reduction 168, result has 0.6 percent of original size [2021-11-25 06:47:21,601 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 109 treesize of output 36 [2021-11-25 06:47:21,753 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:47:29,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:29,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 64 states and 109 transitions. [2021-11-25 06:47:29,220 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 109 transitions. [2021-11-25 06:47:29,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 06:47:29,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:29,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:29,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:29,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 06:47:29,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:29,337 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 18 proven. 22 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-25 06:47:30,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:30,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 66 states and 113 transitions. [2021-11-25 06:47:30,095 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 113 transitions. [2021-11-25 06:47:30,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 06:47:30,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:30,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:30,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:30,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 06:47:30,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:30,210 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 18 proven. 22 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-25 06:47:30,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:30,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 59 states and 92 transitions. [2021-11-25 06:47:30,493 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 92 transitions. [2021-11-25 06:47:30,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 06:47:30,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:30,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:30,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:30,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:47:30,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:31,312 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 3 proven. 22 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 06:47:34,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:34,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 64 states and 100 transitions. [2021-11-25 06:47:34,350 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 100 transitions. [2021-11-25 06:47:34,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 06:47:34,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:34,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:34,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:34,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:47:34,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:34,495 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 23 proven. 27 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-25 06:47:35,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:35,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 63 states and 98 transitions. [2021-11-25 06:47:35,045 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 98 transitions. [2021-11-25 06:47:35,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 06:47:35,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:35,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:35,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:35,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:47:35,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:35,180 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 17 proven. 30 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-25 06:47:37,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:37,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 64 states and 98 transitions. [2021-11-25 06:47:37,718 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 98 transitions. [2021-11-25 06:47:37,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:47:37,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:37,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:37,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:37,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:47:37,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:37,861 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 20 proven. 30 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-25 06:47:40,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:40,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 62 states and 90 transitions. [2021-11-25 06:47:40,446 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 90 transitions. [2021-11-25 06:47:40,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:47:40,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:40,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:40,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:40,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:47:40,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:40,638 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 6 proven. 46 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-11-25 06:47:42,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:42,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 67 states and 97 transitions. [2021-11-25 06:47:42,242 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 97 transitions. [2021-11-25 06:47:42,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-25 06:47:42,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:42,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:43,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:43,520 WARN L261 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 119 conjunts are in the unsatisfiable core [2021-11-25 06:47:43,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:43,673 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 60 treesize of output 55 [2021-11-25 06:47:43,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 21 treesize of output 20 [2021-11-25 06:47:43,698 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 19 treesize of output 18 [2021-11-25 06:47:43,897 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 98 [2021-11-25 06:47:43,919 INFO L354 Elim1Store]: treesize reduction 146, result has 18.4 percent of original size [2021-11-25 06:47:43,919 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 72 treesize of output 95 [2021-11-25 06:47:43,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:43,952 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 47 treesize of output 20 [2021-11-25 06:47:44,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:44,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 67 treesize of output 25 [2021-11-25 06:47:44,324 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 145 treesize of output 132 [2021-11-25 06:47:44,409 INFO L354 Elim1Store]: treesize reduction 529, result has 15.5 percent of original size [2021-11-25 06:47:44,409 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 131 treesize of output 209 [2021-11-25 06:47:44,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:44,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:44,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:44,449 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 10 [2021-11-25 06:47:44,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:44,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:44,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:44,500 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 10 [2021-11-25 06:47:44,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:44,549 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 35 treesize of output 7 [2021-11-25 06:47:44,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:44,560 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 33 treesize of output 7 [2021-11-25 06:47:45,246 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 101 [2021-11-25 06:47:45,326 INFO L354 Elim1Store]: treesize reduction 296, result has 11.6 percent of original size [2021-11-25 06:47:45,327 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 75 treesize of output 107 [2021-11-25 06:47:45,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:45,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:45,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:45,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:45,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:45,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:45,407 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 38 [2021-11-25 06:47:45,683 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 100 treesize of output 87 [2021-11-25 06:47:45,798 INFO L354 Elim1Store]: treesize reduction 460, result has 12.4 percent of original size [2021-11-25 06:47:45,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 14 case distinctions, treesize of input 86 treesize of output 134 [2021-11-25 06:47:45,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:45,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:45,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:45,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:45,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:45,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:45,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:45,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:45,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:45,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:45,825 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 37 [2021-11-25 06:47:46,217 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 167 treesize of output 148 [2021-11-25 06:47:46,476 INFO L354 Elim1Store]: treesize reduction 1099, result has 13.9 percent of original size [2021-11-25 06:47:46,476 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 9 new quantified variables, introduced 29 case distinctions, treesize of input 147 treesize of output 298 [2021-11-25 06:47:46,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:46,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:46,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:46,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:46,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:46,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:46,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:46,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:46,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:46,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:46,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:46,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:46,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:46,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:46,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:46,574 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 48 [2021-11-25 06:47:46,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:46,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:46,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:46,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:46,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:46,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:46,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:46,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:46,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:46,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:46,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:46,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:46,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:46,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:46,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:46,616 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 75 [2021-11-25 06:47:46,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:46,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:46,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:46,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:46,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:46,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:46,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:46,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:46,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:46,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:46,647 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 41 [2021-11-25 06:47:47,761 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 120 treesize of output 103 [2021-11-25 06:47:47,963 INFO L354 Elim1Store]: treesize reduction 768, result has 12.4 percent of original size [2021-11-25 06:47:47,964 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 8 new quantified variables, introduced 27 case distinctions, treesize of input 102 treesize of output 178 [2021-11-25 06:47:48,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,077 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 68 [2021-11-25 06:47:48,620 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 163 treesize of output 149 [2021-11-25 06:47:48,846 INFO L354 Elim1Store]: treesize reduction 1112, result has 10.8 percent of original size [2021-11-25 06:47:48,846 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 9 new quantified variables, introduced 35 case distinctions, treesize of input 123 treesize of output 215 [2021-11-25 06:47:48,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:48,966 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 168 treesize of output 86 [2021-11-25 06:47:49,459 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 143 treesize of output 122 [2021-11-25 06:47:49,759 INFO L354 Elim1Store]: treesize reduction 1153, result has 11.9 percent of original size [2021-11-25 06:47:49,760 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 10 new quantified variables, introduced 44 case distinctions, treesize of input 121 treesize of output 226 [2021-11-25 06:47:49,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:49,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:49,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:49,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:49,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:49,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:49,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:49,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:49,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:49,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:49,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:49,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:49,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:49,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:49,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:49,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:49,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:49,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:49,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:49,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:49,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:49,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:49,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:49,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:49,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:49,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:49,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:49,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:49,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:49,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:49,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:49,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:49,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:49,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:49,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:49,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:49,906 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 98 [2021-11-25 06:48:00,341 INFO L354 Elim1Store]: treesize reduction 819, result has 0.1 percent of original size [2021-11-25 06:48:00,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 267 treesize of output 59 [2021-11-25 06:48:00,700 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:49:08,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:08,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 95 states and 134 transitions. [2021-11-25 06:49:08,844 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 134 transitions. [2021-11-25 06:49:08,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-25 06:49:08,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:08,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:08,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:08,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-25 06:49:08,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:13,119 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 51 proven. 26 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2021-11-25 06:49:30,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:30,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 101 states and 146 transitions. [2021-11-25 06:49:30,900 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 146 transitions. [2021-11-25 06:49:30,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-25 06:49:30,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:30,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:30,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:30,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-25 06:49:30,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:31,065 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 35 proven. 46 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2021-11-25 06:49:49,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:49,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 107 states and 156 transitions. [2021-11-25 06:49:49,266 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 156 transitions. [2021-11-25 06:49:49,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-25 06:49:49,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:49,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:49,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:49,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-25 06:49:49,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:53,787 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 6 proven. 85 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-11-25 06:50:14,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:50:14,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 113 states and 164 transitions. [2021-11-25 06:50:14,266 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 164 transitions. [2021-11-25 06:50:14,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 06:50:14,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:50:14,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:50:14,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:50:14,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-25 06:50:14,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:50:14,433 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 94 proven. 46 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2021-11-25 06:50:16,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:50:16,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 111 states and 160 transitions. [2021-11-25 06:50:16,997 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 160 transitions. [2021-11-25 06:50:16,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 06:50:16,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:50:16,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:50:17,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:50:17,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-25 06:50:17,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:50:17,174 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 94 proven. 46 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2021-11-25 06:50:19,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:50:19,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 112 states and 160 transitions. [2021-11-25 06:50:19,063 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 160 transitions. [2021-11-25 06:50:19,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 06:50:19,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:50:19,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:50:19,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:50:19,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-25 06:50:19,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:50:19,247 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 94 proven. 46 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2021-11-25 06:50:21,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:50:21,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 103 states and 142 transitions. [2021-11-25 06:50:21,313 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 142 transitions. [2021-11-25 06:50:21,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-25 06:50:21,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:50:21,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:50:21,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:50:21,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-25 06:50:21,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:50:21,489 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 45 proven. 70 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2021-11-25 06:50:48,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:50:48,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 108 states and 149 transitions. [2021-11-25 06:50:48,734 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 149 transitions. [2021-11-25 06:50:48,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 06:50:48,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:50:48,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:50:48,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:50:48,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-25 06:50:48,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:50:48,977 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 70 proven. 70 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2021-11-25 06:51:14,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:51:14,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 105 states and 141 transitions. [2021-11-25 06:51:14,770 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 141 transitions. [2021-11-25 06:51:14,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-25 06:51:14,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:51:14,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:51:14,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:51:14,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-25 06:51:14,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:51:15,047 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 53 proven. 70 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2021-11-25 06:51:37,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:51:37,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 106 states and 140 transitions. [2021-11-25 06:51:37,988 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 140 transitions. [2021-11-25 06:51:37,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 06:51:37,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:51:37,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:51:38,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:51:38,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-25 06:51:38,069 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:51:38,258 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 10 proven. 145 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2021-11-25 06:51:42,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:51:42,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 112 states and 148 transitions. [2021-11-25 06:51:42,555 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 148 transitions. [2021-11-25 06:51:42,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 06:51:42,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:51:42,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:51:52,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-25 06:51:52,745 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) 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) [2021-11-25 06:51:52,747 INFO L158 Benchmark]: Toolchain (without parser) took 285182.69ms. Allocated memory was 117.4MB in the beginning and 360.7MB in the end (delta: 243.3MB). Free memory was 86.8MB in the beginning and 106.8MB in the end (delta: -20.0MB). Peak memory consumption was 223.5MB. Max. memory is 16.1GB. [2021-11-25 06:51:52,748 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 117.4MB. Free memory is still 70.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 06:51:52,748 INFO L158 Benchmark]: CACSL2BoogieTranslator took 264.56ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 86.5MB in the beginning and 114.6MB in the end (delta: -28.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-25 06:51:52,749 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.22ms. Allocated memory is still 142.6MB. Free memory was 114.6MB in the beginning and 113.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 06:51:52,749 INFO L158 Benchmark]: Boogie Preprocessor took 24.56ms. Allocated memory is still 142.6MB. Free memory was 113.0MB in the beginning and 111.8MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-25 06:51:52,749 INFO L158 Benchmark]: RCFGBuilder took 388.43ms. Allocated memory is still 142.6MB. Free memory was 111.8MB in the beginning and 99.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-25 06:51:52,750 INFO L158 Benchmark]: CodeCheck took 284449.77ms. Allocated memory was 142.6MB in the beginning and 360.7MB in the end (delta: 218.1MB). Free memory was 98.8MB in the beginning and 106.8MB in the end (delta: -8.0MB). Peak memory consumption was 212.6MB. Max. memory is 16.1GB. [2021-11-25 06:51:52,752 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 117.4MB. Free memory is still 70.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 264.56ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 86.5MB in the beginning and 114.6MB in the end (delta: -28.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.22ms. Allocated memory is still 142.6MB. Free memory was 114.6MB in the beginning and 113.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 24.56ms. Allocated memory is still 142.6MB. Free memory was 113.0MB in the beginning and 111.8MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 388.43ms. Allocated memory is still 142.6MB. Free memory was 111.8MB in the beginning and 99.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 284449.77ms. Allocated memory was 142.6MB in the beginning and 360.7MB in the end (delta: 218.1MB). Free memory was 98.8MB in the beginning and 106.8MB in the end (delta: -8.0MB). Peak memory consumption was 212.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-25 06:51:52,978 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec902953-0e2a-44e1-bf79-02fb50e5c19d/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2021-11-25 06:51:52,999 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec902953-0e2a-44e1-bf79-02fb50e5c19d/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec902953-0e2a-44e1-bf79-02fb50e5c19d/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec902953-0e2a-44e1-bf79-02fb50e5c19d/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec902953-0e2a-44e1-bf79-02fb50e5c19d/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec902953-0e2a-44e1-bf79-02fb50e5c19d/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array27_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec902953-0e2a-44e1-bf79-02fb50e5c19d/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec902953-0e2a-44e1-bf79-02fb50e5c19d/bin/ukojak-d1pc8ZmBRL --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 8e2a4cc1bd1815c470836bbbcc9d3775eac69b651b7231d974ae63a065851dd1 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 06:51:55,283 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 06:51:55,285 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 06:51:55,333 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 06:51:55,334 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 06:51:55,339 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 06:51:55,341 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 06:51:55,347 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 06:51:55,353 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 06:51:55,362 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 06:51:55,368 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 06:51:55,371 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 06:51:55,373 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 06:51:55,376 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 06:51:55,379 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 06:51:55,382 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 06:51:55,388 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 06:51:55,389 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 06:51:55,391 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 06:51:55,397 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 06:51:55,399 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 06:51:55,401 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 06:51:55,403 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 06:51:55,404 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 06:51:55,409 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 06:51:55,409 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 06:51:55,410 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 06:51:55,411 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 06:51:55,412 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 06:51:55,413 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 06:51:55,414 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 06:51:55,415 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 06:51:55,416 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 06:51:55,417 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 06:51:55,419 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 06:51:55,419 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 06:51:55,420 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 06:51:55,420 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 06:51:55,421 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 06:51:55,422 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 06:51:55,423 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 06:51:55,424 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec902953-0e2a-44e1-bf79-02fb50e5c19d/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-25 06:51:55,451 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 06:51:55,452 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 06:51:55,453 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 06:51:55,453 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 06:51:55,454 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 06:51:55,454 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 06:51:55,454 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 06:51:55,455 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 06:51:55,455 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 06:51:55,455 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 06:51:55,455 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 06:51:55,456 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 06:51:55,456 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 06:51:55,456 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-25 06:51:55,456 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-25 06:51:55,456 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-25 06:51:55,457 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 06:51:55,457 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 06:51:55,457 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 06:51:55,457 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 06:51:55,458 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 06:51:55,458 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 06:51:55,458 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 06:51:55,458 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:51:55,459 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 06:51:55,459 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 06:51:55,459 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 06:51:55,459 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-25 06:51:55,460 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-25 06:51:55,460 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 06:51:55,460 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-25 06:51:55,460 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 06:51:55,461 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_ec902953-0e2a-44e1-bf79-02fb50e5c19d/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec902953-0e2a-44e1-bf79-02fb50e5c19d/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e2a4cc1bd1815c470836bbbcc9d3775eac69b651b7231d974ae63a065851dd1 [2021-11-25 06:51:55,845 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 06:51:55,884 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 06:51:55,888 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 06:51:55,890 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 06:51:55,891 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 06:51:55,892 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec902953-0e2a-44e1-bf79-02fb50e5c19d/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/array-patterns/array27_pattern.c [2021-11-25 06:51:55,978 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec902953-0e2a-44e1-bf79-02fb50e5c19d/bin/ukojak-d1pc8ZmBRL/data/3ce42b40f/c9fabf017c594dc1bf45bcd19b0bf5d9/FLAG8a7d2933e [2021-11-25 06:51:56,552 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 06:51:56,558 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec902953-0e2a-44e1-bf79-02fb50e5c19d/sv-benchmarks/c/array-patterns/array27_pattern.c [2021-11-25 06:51:56,566 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec902953-0e2a-44e1-bf79-02fb50e5c19d/bin/ukojak-d1pc8ZmBRL/data/3ce42b40f/c9fabf017c594dc1bf45bcd19b0bf5d9/FLAG8a7d2933e [2021-11-25 06:51:56,912 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec902953-0e2a-44e1-bf79-02fb50e5c19d/bin/ukojak-d1pc8ZmBRL/data/3ce42b40f/c9fabf017c594dc1bf45bcd19b0bf5d9 [2021-11-25 06:51:56,914 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 06:51:56,916 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 06:51:56,917 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 06:51:56,917 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 06:51:56,921 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 06:51:56,922 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:51:56" (1/1) ... [2021-11-25 06:51:56,923 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14af1cbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:51:56, skipping insertion in model container [2021-11-25 06:51:56,923 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:51:56" (1/1) ... [2021-11-25 06:51:56,931 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 06:51:56,950 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 06:51:57,110 WARN L230 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_ec902953-0e2a-44e1-bf79-02fb50e5c19d/sv-benchmarks/c/array-patterns/array27_pattern.c[1253,1266] [2021-11-25 06:51:57,148 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:51:57,162 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 06:51:57,204 WARN L230 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_ec902953-0e2a-44e1-bf79-02fb50e5c19d/sv-benchmarks/c/array-patterns/array27_pattern.c[1253,1266] [2021-11-25 06:51:57,260 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:51:57,279 INFO L208 MainTranslator]: Completed translation [2021-11-25 06:51:57,279 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:51:57 WrapperNode [2021-11-25 06:51:57,280 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 06:51:57,282 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 06:51:57,282 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 06:51:57,282 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 06:51:57,290 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:51:57" (1/1) ... [2021-11-25 06:51:57,310 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:51:57" (1/1) ... [2021-11-25 06:51:57,340 INFO L137 Inliner]: procedures = 18, calls = 15, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 71 [2021-11-25 06:51:57,341 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 06:51:57,342 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 06:51:57,342 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 06:51:57,342 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 06:51:57,351 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:51:57" (1/1) ... [2021-11-25 06:51:57,352 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:51:57" (1/1) ... [2021-11-25 06:51:57,358 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:51:57" (1/1) ... [2021-11-25 06:51:57,358 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:51:57" (1/1) ... [2021-11-25 06:51:57,378 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:51:57" (1/1) ... [2021-11-25 06:51:57,383 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:51:57" (1/1) ... [2021-11-25 06:51:57,390 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:51:57" (1/1) ... [2021-11-25 06:51:57,397 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 06:51:57,399 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 06:51:57,400 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 06:51:57,400 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 06:51:57,402 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:51:57" (1/1) ... [2021-11-25 06:51:57,410 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:51:57,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec902953-0e2a-44e1-bf79-02fb50e5c19d/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 06:51:57,438 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec902953-0e2a-44e1-bf79-02fb50e5c19d/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 06:51:57,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec902953-0e2a-44e1-bf79-02fb50e5c19d/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 06:51:57,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 06:51:57,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-25 06:51:57,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 06:51:57,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-25 06:51:57,514 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 06:51:57,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 06:51:57,514 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 06:51:57,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-25 06:51:57,601 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 06:51:57,603 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 06:51:58,185 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 06:51:58,265 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 06:51:58,266 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-25 06:51:58,268 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:51:58 BoogieIcfgContainer [2021-11-25 06:51:58,268 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 06:51:58,269 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 06:51:58,269 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 06:51:58,279 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 06:51:58,280 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:51:58" (1/1) ... [2021-11-25 06:51:58,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 06:51:58,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:51:58,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 10 states and 14 transitions. [2021-11-25 06:51:58,354 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2021-11-25 06:51:58,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-25 06:51:58,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:51:58,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:51:58,407 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:419) 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:145) 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) [2021-11-25 06:51:58,413 INFO L158 Benchmark]: Toolchain (without parser) took 1495.36ms. Allocated memory was 58.7MB in the beginning and 81.8MB in the end (delta: 23.1MB). Free memory was 37.1MB in the beginning and 57.4MB in the end (delta: -20.3MB). Peak memory consumption was 645.1kB. Max. memory is 16.1GB. [2021-11-25 06:51:58,414 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 58.7MB. Free memory was 40.0MB in the beginning and 40.0MB in the end (delta: 39.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 06:51:58,415 INFO L158 Benchmark]: CACSL2BoogieTranslator took 363.23ms. Allocated memory is still 58.7MB. Free memory was 36.9MB in the beginning and 41.3MB in the end (delta: -4.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-25 06:51:58,416 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.29ms. Allocated memory is still 58.7MB. Free memory was 41.3MB in the beginning and 39.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 06:51:58,417 INFO L158 Benchmark]: Boogie Preprocessor took 56.53ms. Allocated memory is still 58.7MB. Free memory was 39.7MB in the beginning and 38.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-25 06:51:58,418 INFO L158 Benchmark]: RCFGBuilder took 869.37ms. Allocated memory was 58.7MB in the beginning and 81.8MB in the end (delta: 23.1MB). Free memory was 38.3MB in the beginning and 63.5MB in the end (delta: -25.1MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2021-11-25 06:51:58,419 INFO L158 Benchmark]: CodeCheck took 141.34ms. Allocated memory is still 81.8MB. Free memory was 63.2MB in the beginning and 57.4MB in the end (delta: 5.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-25 06:51:58,425 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:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 58.7MB. Free memory was 40.0MB in the beginning and 40.0MB in the end (delta: 39.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 363.23ms. Allocated memory is still 58.7MB. Free memory was 36.9MB in the beginning and 41.3MB in the end (delta: -4.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.29ms. Allocated memory is still 58.7MB. Free memory was 41.3MB in the beginning and 39.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 56.53ms. Allocated memory is still 58.7MB. Free memory was 39.7MB in the beginning and 38.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 869.37ms. Allocated memory was 58.7MB in the beginning and 81.8MB in the end (delta: 23.1MB). Free memory was 38.3MB in the beginning and 63.5MB in the end (delta: -25.1MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. * CodeCheck took 141.34ms. Allocated memory is still 81.8MB. Free memory was 63.2MB in the beginning and 57.4MB in the end (delta: 5.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-25 06:51:58,494 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec902953-0e2a-44e1-bf79-02fb50e5c19d/bin/ukojak-d1pc8ZmBRL/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