./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 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb4603a-fbb3-4ea9-8908-cb2485a11946/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb4603a-fbb3-4ea9-8908-cb2485a11946/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb4603a-fbb3-4ea9-8908-cb2485a11946/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb4603a-fbb3-4ea9-8908-cb2485a11946/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array27_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb4603a-fbb3-4ea9-8908-cb2485a11946/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb4603a-fbb3-4ea9-8908-cb2485a11946/bin/ukojak-rkRKPMF4O4 --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 --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-15 01:58:09,253 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 01:58:09,255 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 01:58:09,273 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 01:58:09,273 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 01:58:09,274 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 01:58:09,276 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 01:58:09,277 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 01:58:09,279 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 01:58:09,280 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 01:58:09,281 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 01:58:09,282 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 01:58:09,282 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 01:58:09,283 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 01:58:09,285 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 01:58:09,286 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 01:58:09,287 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 01:58:09,288 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 01:58:09,289 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 01:58:09,291 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 01:58:09,293 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 01:58:09,294 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 01:58:09,295 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 01:58:09,296 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 01:58:09,299 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 01:58:09,300 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 01:58:09,300 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 01:58:09,301 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 01:58:09,301 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 01:58:09,302 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 01:58:09,303 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 01:58:09,303 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 01:58:09,304 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 01:58:09,305 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 01:58:09,306 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 01:58:09,306 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 01:58:09,307 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 01:58:09,307 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 01:58:09,307 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 01:58:09,308 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 01:58:09,309 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 01:58:09,310 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb4603a-fbb3-4ea9-8908-cb2485a11946/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-15 01:58:09,330 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 01:58:09,331 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 01:58:09,331 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 01:58:09,332 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 01:58:09,332 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 01:58:09,332 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 01:58:09,333 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 01:58:09,333 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 01:58:09,333 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 01:58:09,333 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 01:58:09,334 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 01:58:09,334 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 01:58:09,334 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 01:58:09,334 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 01:58:09,334 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 01:58:09,334 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 01:58:09,335 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 01:58:09,335 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 01:58:09,335 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 01:58:09,335 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 01:58:09,335 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 01:58:09,336 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:58:09,336 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 01:58:09,336 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 01:58:09,336 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 01:58:09,336 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 01:58:09,336 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 01:58:09,337 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 01:58:09,337 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_dbb4603a-fbb3-4ea9-8908-cb2485a11946/bin/ukojak-rkRKPMF4O4/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb4603a-fbb3-4ea9-8908-cb2485a11946/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e2a4cc1bd1815c470836bbbcc9d3775eac69b651b7231d974ae63a065851dd1 [2022-12-15 01:58:09,521 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 01:58:09,541 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 01:58:09,542 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 01:58:09,544 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 01:58:09,544 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 01:58:09,545 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb4603a-fbb3-4ea9-8908-cb2485a11946/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/array-patterns/array27_pattern.c [2022-12-15 01:58:12,174 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 01:58:12,345 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 01:58:12,345 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb4603a-fbb3-4ea9-8908-cb2485a11946/sv-benchmarks/c/array-patterns/array27_pattern.c [2022-12-15 01:58:12,349 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb4603a-fbb3-4ea9-8908-cb2485a11946/bin/ukojak-rkRKPMF4O4/data/fa0ba34ee/c2ce2273526d42fe8ae51df6e0e6648e/FLAG43f724cb3 [2022-12-15 01:58:12,361 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb4603a-fbb3-4ea9-8908-cb2485a11946/bin/ukojak-rkRKPMF4O4/data/fa0ba34ee/c2ce2273526d42fe8ae51df6e0e6648e [2022-12-15 01:58:12,364 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 01:58:12,365 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 01:58:12,367 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 01:58:12,367 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 01:58:12,370 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 01:58:12,371 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:58:12" (1/1) ... [2022-12-15 01:58:12,372 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7328039a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:58:12, skipping insertion in model container [2022-12-15 01:58:12,372 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:58:12" (1/1) ... [2022-12-15 01:58:12,380 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 01:58:12,395 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 01:58:12,538 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb4603a-fbb3-4ea9-8908-cb2485a11946/sv-benchmarks/c/array-patterns/array27_pattern.c[1253,1266] [2022-12-15 01:58:12,556 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:58:12,565 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 01:58:12,578 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb4603a-fbb3-4ea9-8908-cb2485a11946/sv-benchmarks/c/array-patterns/array27_pattern.c[1253,1266] [2022-12-15 01:58:12,585 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:58:12,599 INFO L208 MainTranslator]: Completed translation [2022-12-15 01:58:12,599 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:58:12 WrapperNode [2022-12-15 01:58:12,599 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 01:58:12,600 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 01:58:12,601 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 01:58:12,601 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 01:58:12,608 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:58:12" (1/1) ... [2022-12-15 01:58:12,615 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:58:12" (1/1) ... [2022-12-15 01:58:12,634 INFO L138 Inliner]: procedures = 16, calls = 15, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 72 [2022-12-15 01:58:12,634 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 01:58:12,635 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 01:58:12,635 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 01:58:12,635 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 01:58:12,643 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:58:12" (1/1) ... [2022-12-15 01:58:12,644 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:58:12" (1/1) ... [2022-12-15 01:58:12,645 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:58:12" (1/1) ... [2022-12-15 01:58:12,646 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:58:12" (1/1) ... [2022-12-15 01:58:12,650 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:58:12" (1/1) ... [2022-12-15 01:58:12,654 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:58:12" (1/1) ... [2022-12-15 01:58:12,655 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:58:12" (1/1) ... [2022-12-15 01:58:12,656 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:58:12" (1/1) ... [2022-12-15 01:58:12,658 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 01:58:12,659 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 01:58:12,659 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 01:58:12,659 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 01:58:12,660 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:58:12" (1/1) ... [2022-12-15 01:58:12,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:58:12,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb4603a-fbb3-4ea9-8908-cb2485a11946/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 01:58:12,686 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb4603a-fbb3-4ea9-8908-cb2485a11946/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 01:58:12,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb4603a-fbb3-4ea9-8908-cb2485a11946/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 01:58:12,722 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 01:58:12,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 01:58:12,723 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 01:58:12,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 01:58:12,723 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 01:58:12,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 01:58:12,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 01:58:12,724 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 01:58:12,778 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 01:58:12,779 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 01:58:12,871 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 01:58:12,919 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 01:58:12,919 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-12-15 01:58:12,921 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:58:12 BoogieIcfgContainer [2022-12-15 01:58:12,921 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 01:58:12,922 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 01:58:12,922 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 01:58:12,930 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 01:58:12,930 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:58:12" (1/1) ... [2022-12-15 01:58:12,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 01:58:12,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:12,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 10 states and 14 transitions. [2022-12-15 01:58:12,983 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2022-12-15 01:58:12,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-15 01:58:12,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:12,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:13,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:13,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-15 01:58:13,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:58:13,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:58:13,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:13,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2022-12-15 01:58:13,204 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2022-12-15 01:58:13,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 01:58:13,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:13,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:13,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:13,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-15 01:58:13,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:58:13,271 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:58:13,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:13,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 13 states and 20 transitions. [2022-12-15 01:58:13,359 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 20 transitions. [2022-12-15 01:58:13,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 01:58:13,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:13,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:13,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:13,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-15 01:58:13,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:58:13,408 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 01:58:13,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:13,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 14 states and 21 transitions. [2022-12-15 01:58:13,507 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 21 transitions. [2022-12-15 01:58:13,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 01:58:13,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:13,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:13,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:13,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-15 01:58:13,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:58:13,550 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 01:58:13,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:13,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 15 states and 24 transitions. [2022-12-15 01:58:13,569 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 24 transitions. [2022-12-15 01:58:13,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-15 01:58:13,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:13,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:13,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:13,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 31 conjunts are in the unsatisfiable core [2022-12-15 01:58:13,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:58:13,723 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 11 treesize of output 7 [2022-12-15 01:58:13,866 INFO L350 Elim1Store]: Elim1 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 15 treesize of output 7 [2022-12-15 01:58:13,940 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:58:14,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:14,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 24 states and 45 transitions. [2022-12-15 01:58:14,807 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 45 transitions. [2022-12-15 01:58:14,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 01:58:14,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:14,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:14,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:14,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-15 01:58:14,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:58:14,940 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 01:58:15,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:15,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 27 states and 55 transitions. [2022-12-15 01:58:15,380 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 55 transitions. [2022-12-15 01:58:15,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 01:58:15,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:15,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:15,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:15,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-15 01:58:15,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:58:15,561 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 01:58:15,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:15,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 28 states and 56 transitions. [2022-12-15 01:58:15,807 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 56 transitions. [2022-12-15 01:58:15,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 01:58:15,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:15,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:15,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:15,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-15 01:58:15,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:58:15,906 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-15 01:58:16,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:16,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 29 states and 57 transitions. [2022-12-15 01:58:16,110 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 57 transitions. [2022-12-15 01:58:16,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 01:58:16,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:16,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:16,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:16,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-15 01:58:16,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:58:16,298 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 01:58:16,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:16,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 31 states and 65 transitions. [2022-12-15 01:58:16,762 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 65 transitions. [2022-12-15 01:58:16,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 01:58:16,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:16,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:16,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:16,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-15 01:58:16,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:58:16,837 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 01:58:16,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:16,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 32 states and 65 transitions. [2022-12-15 01:58:16,974 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 65 transitions. [2022-12-15 01:58:16,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 01:58:16,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:16,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:16,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:16,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-15 01:58:16,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:58:17,049 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 01:58:17,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:17,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 33 states and 65 transitions. [2022-12-15 01:58:17,151 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 65 transitions. [2022-12-15 01:58:17,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 01:58:17,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:17,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:17,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:17,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-15 01:58:17,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:58:17,233 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 01:58:17,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:17,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 38 states and 72 transitions. [2022-12-15 01:58:17,888 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 72 transitions. [2022-12-15 01:58:17,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 01:58:17,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:17,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:17,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:17,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-15 01:58:17,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:58:18,000 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-15 01:58:18,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:18,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 43 states and 78 transitions. [2022-12-15 01:58:18,631 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 78 transitions. [2022-12-15 01:58:18,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 01:58:18,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:18,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:18,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:18,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-15 01:58:18,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:58:18,707 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 18 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 01:58:18,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:18,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 37 states and 62 transitions. [2022-12-15 01:58:18,864 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 62 transitions. [2022-12-15 01:58:18,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 01:58:18,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:18,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:18,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:18,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-15 01:58:18,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:58:19,065 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-15 01:58:19,070 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 20 treesize of output 16 [2022-12-15 01:58:19,156 INFO L321 Elim1Store]: treesize reduction 30, result has 34.8 percent of original size [2022-12-15 01:58:19,156 INFO L350 Elim1Store]: Elim1 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 1 case distinctions, treesize of input 35 treesize of output 34 [2022-12-15 01:58:19,437 INFO L350 Elim1Store]: Elim1 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 79 treesize of output 85 [2022-12-15 01:58:19,460 INFO L321 Elim1Store]: treesize reduction 91, result has 28.3 percent of original size [2022-12-15 01:58:19,460 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 52 treesize of output 61 [2022-12-15 01:58:19,472 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-15 01:58:19,472 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-15 01:58:19,618 INFO L321 Elim1Store]: treesize reduction 66, result has 20.5 percent of original size [2022-12-15 01:58:19,618 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 44 treesize of output 49 [2022-12-15 01:58:20,370 INFO L321 Elim1Store]: treesize reduction 42, result has 2.3 percent of original size [2022-12-15 01:58:20,370 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 62 treesize of output 18 [2022-12-15 01:58:20,439 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:58:24,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:24,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 50 states and 82 transitions. [2022-12-15 01:58:24,250 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 82 transitions. [2022-12-15 01:58:24,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 01:58:24,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:24,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:24,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:24,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-15 01:58:24,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:58:24,511 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 20 treesize of output 16 [2022-12-15 01:58:24,617 INFO L350 Elim1Store]: Elim1 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 58 treesize of output 66 [2022-12-15 01:58:24,630 INFO L321 Elim1Store]: treesize reduction 38, result has 29.6 percent of original size [2022-12-15 01:58:24,630 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 1 case distinctions, treesize of input 33 treesize of output 37 [2022-12-15 01:58:24,639 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2022-12-15 01:58:24,883 INFO L350 Elim1Store]: Elim1 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 79 treesize of output 85 [2022-12-15 01:58:24,904 INFO L321 Elim1Store]: treesize reduction 91, result has 28.3 percent of original size [2022-12-15 01:58:24,905 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 52 treesize of output 61 [2022-12-15 01:58:24,913 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-15 01:58:24,913 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-15 01:58:24,955 INFO L321 Elim1Store]: treesize reduction 66, result has 20.5 percent of original size [2022-12-15 01:58:24,956 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 44 treesize of output 49 [2022-12-15 01:58:25,283 INFO L321 Elim1Store]: treesize reduction 42, result has 2.3 percent of original size [2022-12-15 01:58:25,283 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 62 treesize of output 18 [2022-12-15 01:58:25,304 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:58:26,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:26,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 52 states and 84 transitions. [2022-12-15 01:58:26,079 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 84 transitions. [2022-12-15 01:58:26,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 01:58:26,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:26,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:26,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:26,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-15 01:58:26,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:58:26,360 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 15 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-12-15 01:58:28,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:28,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 57 states and 102 transitions. [2022-12-15 01:58:28,094 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 102 transitions. [2022-12-15 01:58:28,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 01:58:28,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:28,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:28,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:28,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-15 01:58:28,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:58:28,177 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 15 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-12-15 01:58:28,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:28,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 58 states and 102 transitions. [2022-12-15 01:58:28,542 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 102 transitions. [2022-12-15 01:58:28,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 01:58:28,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:28,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:28,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:28,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-15 01:58:28,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:58:28,632 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 15 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-12-15 01:58:28,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:28,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 59 states and 102 transitions. [2022-12-15 01:58:28,843 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 102 transitions. [2022-12-15 01:58:28,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 01:58:28,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:28,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:28,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:28,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-15 01:58:28,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:58:28,916 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 15 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-12-15 01:58:29,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:29,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 60 states and 102 transitions. [2022-12-15 01:58:29,215 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 102 transitions. [2022-12-15 01:58:29,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 01:58:29,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:29,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:29,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:29,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-15 01:58:29,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:58:29,549 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 3 proven. 22 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-12-15 01:58:31,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:31,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 65 states and 111 transitions. [2022-12-15 01:58:31,346 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 111 transitions. [2022-12-15 01:58:31,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 01:58:31,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:31,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:31,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:31,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-15 01:58:31,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:58:31,399 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 3 proven. 22 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-12-15 01:58:31,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:31,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 66 states and 111 transitions. [2022-12-15 01:58:31,651 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 111 transitions. [2022-12-15 01:58:31,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 01:58:31,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:31,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:31,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:31,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-15 01:58:31,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:58:31,736 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 32 proven. 15 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-12-15 01:58:31,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:31,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 59 states and 92 transitions. [2022-12-15 01:58:31,991 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 92 transitions. [2022-12-15 01:58:31,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 01:58:31,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:31,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:32,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:32,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-15 01:58:32,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:58:32,075 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 17 proven. 30 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-12-15 01:58:33,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:33,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 63 states and 98 transitions. [2022-12-15 01:58:33,921 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 98 transitions. [2022-12-15 01:58:33,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-15 01:58:33,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:33,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:33,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:33,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-15 01:58:33,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:58:34,018 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 20 proven. 30 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2022-12-15 01:58:35,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:35,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 61 states and 90 transitions. [2022-12-15 01:58:35,528 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 90 transitions. [2022-12-15 01:58:35,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-15 01:58:35,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:35,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:35,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:35,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-15 01:58:35,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:58:35,621 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 6 proven. 46 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2022-12-15 01:58:36,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:36,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 66 states and 97 transitions. [2022-12-15 01:58:36,548 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 97 transitions. [2022-12-15 01:58:36,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-15 01:58:36,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:36,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:37,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:37,553 WARN L261 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 121 conjunts are in the unsatisfiable core [2022-12-15 01:58:37,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:58:37,569 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 20 treesize of output 16 [2022-12-15 01:58:37,585 INFO L321 Elim1Store]: treesize reduction 30, result has 34.8 percent of original size [2022-12-15 01:58:37,585 INFO L350 Elim1Store]: Elim1 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 1 case distinctions, treesize of input 35 treesize of output 34 [2022-12-15 01:58:37,692 INFO L321 Elim1Store]: treesize reduction 40, result has 28.6 percent of original size [2022-12-15 01:58:37,692 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 51 [2022-12-15 01:58:38,129 INFO L350 Elim1Store]: Elim1 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 67 treesize of output 71 [2022-12-15 01:58:38,149 INFO L321 Elim1Store]: treesize reduction 100, result has 20.6 percent of original size [2022-12-15 01:58:38,149 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 38 treesize of output 52 [2022-12-15 01:58:38,159 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2022-12-15 01:58:38,371 INFO L321 Elim1Store]: treesize reduction 162, result has 19.4 percent of original size [2022-12-15 01:58:38,371 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 59 treesize of output 67 [2022-12-15 01:58:38,579 INFO L321 Elim1Store]: treesize reduction 207, result has 16.9 percent of original size [2022-12-15 01:58:38,579 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 73 treesize of output 84 [2022-12-15 01:58:39,375 INFO L321 Elim1Store]: treesize reduction 345, result has 18.1 percent of original size [2022-12-15 01:58:39,375 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 21 case distinctions, treesize of input 97 treesize of output 111 [2022-12-15 01:58:39,644 INFO L350 Elim1Store]: Elim1 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 134 treesize of output 130 [2022-12-15 01:58:39,741 INFO L321 Elim1Store]: treesize reduction 485, result has 15.5 percent of original size [2022-12-15 01:58:39,742 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 28 case distinctions, treesize of input 97 treesize of output 131 [2022-12-15 01:58:39,753 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2022-12-15 01:58:40,147 INFO L321 Elim1Store]: treesize reduction 374, result has 14.0 percent of original size [2022-12-15 01:58:40,148 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 34 case distinctions, treesize of input 100 treesize of output 120 [2022-12-15 01:58:44,283 INFO L321 Elim1Store]: treesize reduction 288, result has 0.3 percent of original size [2022-12-15 01:58:44,284 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 157 treesize of output 37 [2022-12-15 01:58:44,432 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:59:01,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:01,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 92 states and 136 transitions. [2022-12-15 01:59:01,489 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 136 transitions. [2022-12-15 01:59:01,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-15 01:59:01,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:01,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:02,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:02,552 WARN L261 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 119 conjunts are in the unsatisfiable core [2022-12-15 01:59:02,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:59:02,567 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 20 treesize of output 16 [2022-12-15 01:59:02,585 INFO L321 Elim1Store]: treesize reduction 30, result has 34.8 percent of original size [2022-12-15 01:59:02,585 INFO L350 Elim1Store]: Elim1 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 1 case distinctions, treesize of input 35 treesize of output 34 [2022-12-15 01:59:02,788 INFO L321 Elim1Store]: treesize reduction 40, result has 28.6 percent of original size [2022-12-15 01:59:02,789 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 51 [2022-12-15 01:59:02,983 INFO L350 Elim1Store]: Elim1 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 67 treesize of output 71 [2022-12-15 01:59:03,008 INFO L321 Elim1Store]: treesize reduction 100, result has 20.6 percent of original size [2022-12-15 01:59:03,009 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 38 treesize of output 52 [2022-12-15 01:59:03,017 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-15 01:59:03,018 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-15 01:59:03,065 INFO L321 Elim1Store]: treesize reduction 162, result has 19.4 percent of original size [2022-12-15 01:59:03,065 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 59 treesize of output 67 [2022-12-15 01:59:03,118 INFO L321 Elim1Store]: treesize reduction 207, result has 16.9 percent of original size [2022-12-15 01:59:03,119 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 73 treesize of output 84 [2022-12-15 01:59:03,364 INFO L321 Elim1Store]: treesize reduction 345, result has 18.1 percent of original size [2022-12-15 01:59:03,364 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 21 case distinctions, treesize of input 97 treesize of output 111 [2022-12-15 01:59:03,453 INFO L321 Elim1Store]: treesize reduction 423, result has 15.2 percent of original size [2022-12-15 01:59:03,454 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 27 case distinctions, treesize of input 111 treesize of output 128 [2022-12-15 01:59:03,711 INFO L321 Elim1Store]: treesize reduction 374, result has 14.0 percent of original size [2022-12-15 01:59:03,711 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 34 case distinctions, treesize of input 100 treesize of output 120 [2022-12-15 01:59:05,071 INFO L321 Elim1Store]: treesize reduction 288, result has 0.3 percent of original size [2022-12-15 01:59:05,071 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 157 treesize of output 37 [2022-12-15 01:59:05,093 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:59:06,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:06,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 94 states and 136 transitions. [2022-12-15 01:59:06,164 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 136 transitions. [2022-12-15 01:59:06,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-15 01:59:06,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:06,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:06,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:06,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-15 01:59:06,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:59:07,222 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 51 proven. 26 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2022-12-15 01:59:12,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:12,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 101 states and 157 transitions. [2022-12-15 01:59:12,132 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 157 transitions. [2022-12-15 01:59:12,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-15 01:59:12,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:12,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:12,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:12,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-15 01:59:12,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:59:12,237 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 51 proven. 26 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2022-12-15 01:59:12,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:12,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 102 states and 157 transitions. [2022-12-15 01:59:12,831 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 157 transitions. [2022-12-15 01:59:12,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-15 01:59:12,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:12,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:12,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:12,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-15 01:59:12,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:59:12,920 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 51 proven. 26 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2022-12-15 01:59:13,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:13,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 103 states and 157 transitions. [2022-12-15 01:59:13,336 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 157 transitions. [2022-12-15 01:59:13,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-15 01:59:13,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:13,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:13,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:13,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-15 01:59:13,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:59:13,435 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 51 proven. 26 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2022-12-15 01:59:13,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:13,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 104 states and 157 transitions. [2022-12-15 01:59:13,876 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 157 transitions. [2022-12-15 01:59:13,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-15 01:59:13,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:13,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:13,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:13,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-15 01:59:13,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:59:14,004 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 35 proven. 46 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2022-12-15 01:59:18,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:18,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 110 states and 166 transitions. [2022-12-15 01:59:18,447 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 166 transitions. [2022-12-15 01:59:18,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-15 01:59:18,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:18,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:18,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:18,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-15 01:59:18,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:59:18,573 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 35 proven. 46 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2022-12-15 01:59:19,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:19,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 111 states and 166 transitions. [2022-12-15 01:59:19,471 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 166 transitions. [2022-12-15 01:59:19,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-15 01:59:19,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:19,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:19,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:19,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-15 01:59:19,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:59:20,352 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 6 proven. 85 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2022-12-15 01:59:24,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:24,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 117 states and 176 transitions. [2022-12-15 01:59:24,427 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 176 transitions. [2022-12-15 01:59:24,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-15 01:59:24,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:24,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:24,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:24,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-15 01:59:24,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:59:24,511 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 6 proven. 85 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2022-12-15 01:59:25,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:25,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 118 states and 176 transitions. [2022-12-15 01:59:25,119 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 176 transitions. [2022-12-15 01:59:25,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-15 01:59:25,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:25,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:25,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:25,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-15 01:59:25,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:59:25,226 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 80 proven. 19 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2022-12-15 01:59:25,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:25,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 104 states and 148 transitions. [2022-12-15 01:59:25,710 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 148 transitions. [2022-12-15 01:59:25,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-12-15 01:59:25,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:25,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:25,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:25,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-15 01:59:25,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:59:25,857 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 45 proven. 70 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2022-12-15 01:59:30,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:30,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 109 states and 155 transitions. [2022-12-15 01:59:30,802 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 155 transitions. [2022-12-15 01:59:30,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-12-15 01:59:30,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:30,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:30,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:30,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-15 01:59:30,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:59:30,939 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 70 proven. 70 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2022-12-15 01:59:34,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:34,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 106 states and 147 transitions. [2022-12-15 01:59:34,751 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 147 transitions. [2022-12-15 01:59:34,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-15 01:59:34,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:34,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:34,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:34,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-15 01:59:34,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:59:34,886 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 53 proven. 70 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2022-12-15 01:59:38,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:38,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 107 states and 146 transitions. [2022-12-15 01:59:38,828 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 146 transitions. [2022-12-15 01:59:38,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-12-15 01:59:38,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:38,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:38,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:38,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-15 01:59:38,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:59:38,970 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 10 proven. 145 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-12-15 01:59:40,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:40,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 113 states and 154 transitions. [2022-12-15 01:59:40,538 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 154 transitions. [2022-12-15 01:59:40,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-12-15 01:59:40,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:40,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:45,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:45,049 WARN L261 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 203 conjunts are in the unsatisfiable core [2022-12-15 01:59:45,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:59:45,073 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 20 treesize of output 16 [2022-12-15 01:59:45,076 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-15 01:59:45,104 INFO L350 Elim1Store]: Elim1 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 58 treesize of output 66 [2022-12-15 01:59:45,118 INFO L321 Elim1Store]: treesize reduction 38, result has 29.6 percent of original size [2022-12-15 01:59:45,118 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 1 case distinctions, treesize of input 33 treesize of output 37 [2022-12-15 01:59:45,130 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2022-12-15 01:59:45,482 INFO L321 Elim1Store]: treesize reduction 89, result has 27.6 percent of original size [2022-12-15 01:59:45,482 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 3 case distinctions, treesize of input 89 treesize of output 118 [2022-12-15 01:59:45,489 INFO L350 Elim1Store]: Elim1 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 73 treesize of output 59 [2022-12-15 01:59:45,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 01:59:45,494 INFO L350 Elim1Store]: Elim1 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 59 treesize of output 24 [2022-12-15 01:59:45,832 INFO L321 Elim1Store]: treesize reduction 50, result has 24.2 percent of original size [2022-12-15 01:59:45,832 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 63 treesize of output 68 [2022-12-15 01:59:46,794 INFO L350 Elim1Store]: Elim1 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 115 treesize of output 117 [2022-12-15 01:59:46,830 INFO L321 Elim1Store]: treesize reduction 185, result has 26.9 percent of original size [2022-12-15 01:59:46,830 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 84 treesize of output 103 [2022-12-15 01:59:46,840 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-15 01:59:46,841 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-15 01:59:47,298 INFO L321 Elim1Store]: treesize reduction 247, result has 24.7 percent of original size [2022-12-15 01:59:47,298 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 107 treesize of output 118 [2022-12-15 01:59:47,808 INFO L321 Elim1Store]: treesize reduction 298, result has 22.0 percent of original size [2022-12-15 01:59:47,808 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 20 case distinctions, treesize of input 121 treesize of output 135 [2022-12-15 01:59:48,347 INFO L321 Elim1Store]: treesize reduction 358, result has 19.0 percent of original size [2022-12-15 01:59:48,347 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 26 case distinctions, treesize of input 135 treesize of output 152 [2022-12-15 01:59:49,654 INFO L350 Elim1Store]: Elim1 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 123 treesize of output 117 [2022-12-15 01:59:49,737 INFO L321 Elim1Store]: treesize reduction 485, result has 14.5 percent of original size [2022-12-15 01:59:49,737 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 36 case distinctions, treesize of input 84 treesize of output 123 [2022-12-15 01:59:49,750 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2022-12-15 01:59:50,180 INFO L321 Elim1Store]: treesize reduction 531, result has 13.4 percent of original size [2022-12-15 01:59:50,181 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 44 case distinctions, treesize of input 113 treesize of output 136 [2022-12-15 01:59:50,859 INFO L321 Elim1Store]: treesize reduction 756, result has 12.6 percent of original size [2022-12-15 01:59:50,859 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 55 case distinctions, treesize of input 129 treesize of output 155 [2022-12-15 01:59:51,402 INFO L321 Elim1Store]: treesize reduction 842, result has 10.4 percent of original size [2022-12-15 01:59:51,402 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 64 case distinctions, treesize of input 143 treesize of output 172 [2022-12-15 01:59:53,067 INFO L321 Elim1Store]: treesize reduction 1105, result has 11.8 percent of original size [2022-12-15 01:59:53,068 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 78 case distinctions, treesize of input 171 treesize of output 203 [2022-12-15 01:59:53,904 INFO L321 Elim1Store]: treesize reduction 1267, result has 10.5 percent of original size [2022-12-15 01:59:53,905 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 0 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 90 case distinctions, treesize of input 185 treesize of output 220 [2022-12-15 01:59:54,520 INFO L350 Elim1Store]: Elim1 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 222 treesize of output 204 [2022-12-15 01:59:54,891 INFO L321 Elim1Store]: treesize reduction 1566, result has 10.1 percent of original size [2022-12-15 01:59:54,891 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 0 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 105 case distinctions, treesize of input 171 treesize of output 240 [2022-12-15 01:59:54,903 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-15 01:59:54,904 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-15 01:59:55,952 INFO L321 Elim1Store]: treesize reduction 1214, result has 9.6 percent of original size [2022-12-15 01:59:55,953 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 15 select indices, 15 select index equivalence classes, 0 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 117 case distinctions, treesize of input 180 treesize of output 221 [2022-12-15 02:00:13,024 INFO L321 Elim1Store]: treesize reduction 1032, result has 0.1 percent of original size [2022-12-15 02:00:13,024 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 16 select indices, 16 select index equivalence classes, 0 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 120 case distinctions, treesize of input 296 treesize of output 64 [2022-12-15 02:00:13,366 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 0 proven. 400 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:01:25,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:01:25,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 155 states and 208 transitions. [2022-12-15 02:01:25,830 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 208 transitions. [2022-12-15 02:01:25,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-12-15 02:01:25,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:01:25,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:01:31,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:01:31,982 WARN L261 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 207 conjunts are in the unsatisfiable core [2022-12-15 02:01:31,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:01:32,001 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 20 treesize of output 16 [2022-12-15 02:01:32,024 INFO L321 Elim1Store]: treesize reduction 38, result has 29.6 percent of original size [2022-12-15 02:01:32,025 INFO L350 Elim1Store]: Elim1 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 1 case distinctions, treesize of input 72 treesize of output 81 [2022-12-15 02:01:32,035 INFO L350 Elim1Store]: Elim1 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 25 treesize of output 14 [2022-12-15 02:01:32,038 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 3 [2022-12-15 02:01:32,078 INFO L321 Elim1Store]: treesize reduction 89, result has 27.6 percent of original size [2022-12-15 02:01:32,079 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 3 case distinctions, treesize of input 89 treesize of output 118 [2022-12-15 02:01:32,100 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-15 02:01:32,100 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2022-12-15 02:01:32,103 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-15 02:01:32,113 INFO L350 Elim1Store]: Elim1 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 56 treesize of output 44 [2022-12-15 02:01:32,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 02:01:32,118 INFO L350 Elim1Store]: Elim1 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 44 treesize of output 21 [2022-12-15 02:01:32,551 INFO L321 Elim1Store]: treesize reduction 50, result has 24.2 percent of original size [2022-12-15 02:01:32,552 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 63 treesize of output 68 [2022-12-15 02:01:33,061 INFO L350 Elim1Store]: Elim1 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 115 treesize of output 117 [2022-12-15 02:01:33,102 INFO L321 Elim1Store]: treesize reduction 185, result has 26.9 percent of original size [2022-12-15 02:01:33,102 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 84 treesize of output 103 [2022-12-15 02:01:33,114 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2022-12-15 02:01:33,150 INFO L350 Elim1Store]: Elim1 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 131 treesize of output 131 [2022-12-15 02:01:33,199 INFO L321 Elim1Store]: treesize reduction 275, result has 23.6 percent of original size [2022-12-15 02:01:33,200 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 98 treesize of output 122 [2022-12-15 02:01:33,215 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2022-12-15 02:01:33,793 INFO L321 Elim1Store]: treesize reduction 529, result has 25.1 percent of original size [2022-12-15 02:01:33,793 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 8 new quantified variables, introduced 26 case distinctions, treesize of input 158 treesize of output 262 [2022-12-15 02:01:33,802 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-15 02:01:33,803 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 145 [2022-12-15 02:01:33,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 02:01:33,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 02:01:33,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 02:01:33,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 02:01:33,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 02:01:33,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 02:01:33,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 02:01:33,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 02:01:33,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 02:01:33,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 02:01:33,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 02:01:33,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 02:01:33,823 INFO L350 Elim1Store]: Elim1 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 145 treesize of output 57 [2022-12-15 02:01:34,447 INFO L321 Elim1Store]: treesize reduction 358, result has 19.0 percent of original size [2022-12-15 02:01:34,447 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 26 case distinctions, treesize of input 135 treesize of output 152 [2022-12-15 02:01:35,134 INFO L350 Elim1Store]: Elim1 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 123 treesize of output 117 [2022-12-15 02:01:35,248 INFO L321 Elim1Store]: treesize reduction 485, result has 14.5 percent of original size [2022-12-15 02:01:35,248 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 36 case distinctions, treesize of input 84 treesize of output 123 [2022-12-15 02:01:35,258 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-15 02:01:35,258 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-15 02:01:35,436 INFO L321 Elim1Store]: treesize reduction 531, result has 13.4 percent of original size [2022-12-15 02:01:35,436 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 44 case distinctions, treesize of input 113 treesize of output 136 [2022-12-15 02:01:35,486 INFO L350 Elim1Store]: Elim1 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 149 treesize of output 139 [2022-12-15 02:01:35,693 INFO L321 Elim1Store]: treesize reduction 756, result has 12.6 percent of original size [2022-12-15 02:01:35,693 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 55 case distinctions, treesize of input 106 treesize of output 155 [2022-12-15 02:01:35,708 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2022-12-15 02:01:36,002 INFO L321 Elim1Store]: treesize reduction 842, result has 10.4 percent of original size [2022-12-15 02:01:36,002 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 64 case distinctions, treesize of input 143 treesize of output 172 [2022-12-15 02:01:37,164 INFO L321 Elim1Store]: treesize reduction 1105, result has 11.8 percent of original size [2022-12-15 02:01:37,164 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 78 case distinctions, treesize of input 171 treesize of output 203 [2022-12-15 02:01:37,229 INFO L350 Elim1Store]: Elim1 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 208 treesize of output 192 [2022-12-15 02:01:37,567 INFO L321 Elim1Store]: treesize reduction 1381, result has 10.4 percent of original size [2022-12-15 02:01:37,568 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 13 select indices, 13 select index equivalence classes, 0 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 91 case distinctions, treesize of input 159 treesize of output 223 [2022-12-15 02:01:37,577 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2022-12-15 02:01:38,577 INFO L321 Elim1Store]: treesize reduction 1433, result has 9.4 percent of original size [2022-12-15 02:01:38,578 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 0 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 103 case distinctions, treesize of input 199 treesize of output 237 [2022-12-15 02:01:39,521 INFO L321 Elim1Store]: treesize reduction 1214, result has 9.6 percent of original size [2022-12-15 02:01:39,521 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 15 select indices, 15 select index equivalence classes, 0 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 117 case distinctions, treesize of input 180 treesize of output 221 [2022-12-15 02:01:46,599 INFO L321 Elim1Store]: treesize reduction 1032, result has 0.1 percent of original size [2022-12-15 02:01:46,600 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 16 select indices, 16 select index equivalence classes, 0 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 120 case distinctions, treesize of input 296 treesize of output 64 [2022-12-15 02:01:46,620 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 0 proven. 400 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:01:53,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:01:53,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 159 states and 209 transitions. [2022-12-15 02:01:53,518 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 209 transitions. [2022-12-15 02:01:53,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-12-15 02:01:53,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:01:53,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:01:53,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:01:53,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-15 02:01:53,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:01:56,317 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 132 proven. 40 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2022-12-15 02:02:08,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:08,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 166 states and 229 transitions. [2022-12-15 02:02:08,194 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 229 transitions. [2022-12-15 02:02:08,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-12-15 02:02:08,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:08,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:08,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:08,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-15 02:02:08,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:02:08,324 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 132 proven. 40 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2022-12-15 02:02:10,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:10,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 168 states and 229 transitions. [2022-12-15 02:02:10,453 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 229 transitions. [2022-12-15 02:02:10,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-12-15 02:02:10,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:10,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:10,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:10,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-15 02:02:10,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:02:10,585 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 132 proven. 40 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2022-12-15 02:02:12,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:12,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 169 states and 229 transitions. [2022-12-15 02:02:12,124 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 229 transitions. [2022-12-15 02:02:12,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-15 02:02:12,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:12,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:12,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:12,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-15 02:02:12,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:02:12,273 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 138 proven. 70 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2022-12-15 02:02:22,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:22,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 176 states and 239 transitions. [2022-12-15 02:02:22,609 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 239 transitions. [2022-12-15 02:02:22,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-15 02:02:22,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:22,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:22,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:22,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-15 02:02:22,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:02:22,763 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 138 proven. 70 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2022-12-15 02:02:23,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:23,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 177 states and 239 transitions. [2022-12-15 02:02:23,931 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 239 transitions. [2022-12-15 02:02:23,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-12-15 02:02:23,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:23,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:24,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:24,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-15 02:02:24,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:02:24,132 INFO L134 CoverageAnalysis]: Checked inductivity of 463 backedges. 82 proven. 100 refuted. 0 times theorem prover too weak. 281 trivial. 0 not checked. [2022-12-15 02:02:36,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:36,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 184 states and 249 transitions. [2022-12-15 02:02:36,323 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 249 transitions. [2022-12-15 02:02:36,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-12-15 02:02:36,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:36,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:36,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:36,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-15 02:02:36,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:02:36,496 INFO L134 CoverageAnalysis]: Checked inductivity of 463 backedges. 82 proven. 100 refuted. 0 times theorem prover too weak. 281 trivial. 0 not checked. [2022-12-15 02:02:37,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:37,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 185 states and 249 transitions. [2022-12-15 02:02:37,504 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 249 transitions. [2022-12-15 02:02:37,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-12-15 02:02:37,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:37,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:37,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:37,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 389 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-15 02:02:37,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:02:40,499 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 10 proven. 231 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2022-12-15 02:02:51,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:51,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 192 states and 260 transitions. [2022-12-15 02:02:51,787 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 260 transitions. [2022-12-15 02:02:51,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-12-15 02:02:51,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:51,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:51,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:51,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 389 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-15 02:02:51,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:02:51,952 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 10 proven. 231 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2022-12-15 02:02:53,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:53,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 193 states and 260 transitions. [2022-12-15 02:02:53,198 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 260 transitions. [2022-12-15 02:02:53,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-12-15 02:02:53,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:53,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:53,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:53,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 385 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-15 02:02:53,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:02:53,376 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 157 proven. 23 refuted. 0 times theorem prover too weak. 311 trivial. 0 not checked. [2022-12-15 02:02:54,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:54,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 170 states and 221 transitions. [2022-12-15 02:02:54,461 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 221 transitions. [2022-12-15 02:02:54,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-12-15 02:02:54,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:54,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:54,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:54,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 445 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-15 02:02:54,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:02:54,668 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 94 proven. 135 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2022-12-15 02:03:08,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:03:08,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 176 states and 229 transitions. [2022-12-15 02:03:08,535 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 229 transitions. [2022-12-15 02:03:08,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-12-15 02:03:08,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:03:08,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:03:08,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:03:08,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 450 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-15 02:03:08,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:03:08,734 INFO L134 CoverageAnalysis]: Checked inductivity of 670 backedges. 161 proven. 135 refuted. 0 times theorem prover too weak. 374 trivial. 0 not checked. [2022-12-15 02:03:19,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:03:19,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 172 states and 220 transitions. [2022-12-15 02:03:19,539 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 220 transitions. [2022-12-15 02:03:19,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-12-15 02:03:19,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:03:19,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:03:19,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:03:19,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 455 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-15 02:03:19,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:03:19,767 INFO L134 CoverageAnalysis]: Checked inductivity of 691 backedges. 166 proven. 135 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2022-12-15 02:03:32,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:03:32,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 173 states and 220 transitions. [2022-12-15 02:03:32,188 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 220 transitions. [2022-12-15 02:03:32,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-12-15 02:03:32,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:03:32,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:03:32,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:03:32,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 460 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-15 02:03:32,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:03:32,402 INFO L134 CoverageAnalysis]: Checked inductivity of 713 backedges. 109 proven. 135 refuted. 0 times theorem prover too weak. 469 trivial. 0 not checked. [2022-12-15 02:03:43,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:03:43,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 174 states and 219 transitions. [2022-12-15 02:03:43,471 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 219 transitions. [2022-12-15 02:03:43,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-15 02:03:43,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:03:43,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:03:43,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:03:43,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 465 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-15 02:03:43,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:03:43,721 INFO L134 CoverageAnalysis]: Checked inductivity of 736 backedges. 15 proven. 351 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2022-12-15 02:03:47,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:03:47,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 181 states and 228 transitions. [2022-12-15 02:03:47,801 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 228 transitions. [2022-12-15 02:03:47,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-12-15 02:03:47,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:03:47,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:03:57,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-12-15 02:03:57,965 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) [2022-12-15 02:03:57,968 INFO L158 Benchmark]: Toolchain (without parser) took 345603.01ms. Allocated memory was 125.8MB in the beginning and 664.8MB in the end (delta: 539.0MB). Free memory was 93.9MB in the beginning and 449.6MB in the end (delta: -355.7MB). Peak memory consumption was 547.0MB. Max. memory is 16.1GB. [2022-12-15 02:03:57,968 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 125.8MB. Free memory was 90.8MB in the beginning and 90.8MB in the end (delta: 29.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:03:57,969 INFO L158 Benchmark]: CACSL2BoogieTranslator took 233.19ms. Allocated memory is still 125.8MB. Free memory was 93.9MB in the beginning and 83.6MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-15 02:03:57,969 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.71ms. Allocated memory is still 125.8MB. Free memory was 83.3MB in the beginning and 81.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:03:57,969 INFO L158 Benchmark]: Boogie Preprocessor took 23.33ms. Allocated memory is still 125.8MB. Free memory was 81.9MB in the beginning and 80.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:03:57,969 INFO L158 Benchmark]: RCFGBuilder took 262.33ms. Allocated memory is still 125.8MB. Free memory was 80.3MB in the beginning and 65.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-15 02:03:57,970 INFO L158 Benchmark]: CodeCheck took 345046.08ms. Allocated memory was 125.8MB in the beginning and 664.8MB in the end (delta: 539.0MB). Free memory was 65.6MB in the beginning and 449.6MB in the end (delta: -384.0MB). Peak memory consumption was 517.6MB. Max. memory is 16.1GB. [2022-12-15 02:03:57,971 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 0.14ms. Allocated memory is still 125.8MB. Free memory was 90.8MB in the beginning and 90.8MB in the end (delta: 29.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 233.19ms. Allocated memory is still 125.8MB. Free memory was 93.9MB in the beginning and 83.6MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.71ms. Allocated memory is still 125.8MB. Free memory was 83.3MB in the beginning and 81.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.33ms. Allocated memory is still 125.8MB. Free memory was 81.9MB in the beginning and 80.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 262.33ms. Allocated memory is still 125.8MB. Free memory was 80.3MB in the beginning and 65.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 345046.08ms. Allocated memory was 125.8MB in the beginning and 664.8MB in the end (delta: 539.0MB). Free memory was 65.6MB in the beginning and 449.6MB in the end (delta: -384.0MB). Peak memory consumption was 517.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 02:03:58,178 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb4603a-fbb3-4ea9-8908-cb2485a11946/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2022-12-15 02:03:58,258 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb4603a-fbb3-4ea9-8908-cb2485a11946/bin/ukojak-rkRKPMF4O4/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb4603a-fbb3-4ea9-8908-cb2485a11946/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb4603a-fbb3-4ea9-8908-cb2485a11946/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb4603a-fbb3-4ea9-8908-cb2485a11946/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb4603a-fbb3-4ea9-8908-cb2485a11946/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array27_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb4603a-fbb3-4ea9-8908-cb2485a11946/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb4603a-fbb3-4ea9-8908-cb2485a11946/bin/ukojak-rkRKPMF4O4 --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 --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-15 02:03:59,684 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:03:59,685 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:03:59,699 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:03:59,699 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:03:59,700 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:03:59,700 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:03:59,702 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:03:59,703 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:03:59,703 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:03:59,704 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:03:59,705 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:03:59,705 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:03:59,706 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:03:59,706 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:03:59,707 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:03:59,708 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:03:59,708 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:03:59,710 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:03:59,711 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:03:59,712 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:03:59,713 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:03:59,713 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:03:59,714 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:03:59,716 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:03:59,717 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:03:59,717 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:03:59,718 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:03:59,718 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:03:59,718 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:03:59,719 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:03:59,719 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:03:59,720 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:03:59,720 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:03:59,721 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:03:59,721 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:03:59,722 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:03:59,722 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:03:59,722 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:03:59,722 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:03:59,723 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:03:59,724 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb4603a-fbb3-4ea9-8908-cb2485a11946/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-12-15 02:03:59,739 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:03:59,739 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:03:59,740 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 02:03:59,740 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 02:03:59,740 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:03:59,740 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:03:59,740 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:03:59,741 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 02:03:59,741 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 02:03:59,741 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:03:59,741 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 02:03:59,741 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:03:59,741 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 02:03:59,741 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-15 02:03:59,741 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-15 02:03:59,741 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-15 02:03:59,742 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 02:03:59,742 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 02:03:59,742 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:03:59,742 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 02:03:59,742 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:03:59,742 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:03:59,742 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:03:59,742 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:03:59,743 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:03:59,743 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:03:59,743 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 02:03:59,743 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-15 02:03:59,743 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-15 02:03:59,743 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 02:03:59,743 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-15 02:03:59,743 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-15 02:03:59,744 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_dbb4603a-fbb3-4ea9-8908-cb2485a11946/bin/ukojak-rkRKPMF4O4/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb4603a-fbb3-4ea9-8908-cb2485a11946/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e2a4cc1bd1815c470836bbbcc9d3775eac69b651b7231d974ae63a065851dd1 [2022-12-15 02:03:59,979 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:03:59,995 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:03:59,997 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:03:59,997 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:03:59,998 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:03:59,999 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb4603a-fbb3-4ea9-8908-cb2485a11946/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/array-patterns/array27_pattern.c [2022-12-15 02:04:02,547 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:04:02,688 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:04:02,688 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb4603a-fbb3-4ea9-8908-cb2485a11946/sv-benchmarks/c/array-patterns/array27_pattern.c [2022-12-15 02:04:02,695 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb4603a-fbb3-4ea9-8908-cb2485a11946/bin/ukojak-rkRKPMF4O4/data/1e8ecf53b/511feb2a69904d2f92acf5d767052d3c/FLAG14d14f37f [2022-12-15 02:04:02,707 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb4603a-fbb3-4ea9-8908-cb2485a11946/bin/ukojak-rkRKPMF4O4/data/1e8ecf53b/511feb2a69904d2f92acf5d767052d3c [2022-12-15 02:04:02,709 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:04:02,711 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:04:02,712 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:04:02,712 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:04:02,714 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:04:02,714 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:04:02" (1/1) ... [2022-12-15 02:04:02,715 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35c29eca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:04:02, skipping insertion in model container [2022-12-15 02:04:02,716 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:04:02" (1/1) ... [2022-12-15 02:04:02,721 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:04:02,733 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:04:02,842 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb4603a-fbb3-4ea9-8908-cb2485a11946/sv-benchmarks/c/array-patterns/array27_pattern.c[1253,1266] [2022-12-15 02:04:02,856 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:04:02,864 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 02:04:02,873 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb4603a-fbb3-4ea9-8908-cb2485a11946/sv-benchmarks/c/array-patterns/array27_pattern.c[1253,1266] [2022-12-15 02:04:02,878 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:04:02,897 INFO L208 MainTranslator]: Completed translation [2022-12-15 02:04:02,897 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:04:02 WrapperNode [2022-12-15 02:04:02,897 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:04:02,898 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 02:04:02,898 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 02:04:02,898 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 02:04:02,903 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:04:02" (1/1) ... [2022-12-15 02:04:02,909 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:04:02" (1/1) ... [2022-12-15 02:04:02,923 INFO L138 Inliner]: procedures = 18, calls = 15, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 71 [2022-12-15 02:04:02,923 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 02:04:02,924 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 02:04:02,924 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 02:04:02,924 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 02:04:02,931 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:04:02" (1/1) ... [2022-12-15 02:04:02,932 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:04:02" (1/1) ... [2022-12-15 02:04:02,933 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:04:02" (1/1) ... [2022-12-15 02:04:02,934 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:04:02" (1/1) ... [2022-12-15 02:04:02,942 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:04:02" (1/1) ... [2022-12-15 02:04:02,946 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:04:02" (1/1) ... [2022-12-15 02:04:02,947 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:04:02" (1/1) ... [2022-12-15 02:04:02,947 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:04:02" (1/1) ... [2022-12-15 02:04:02,949 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 02:04:02,949 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 02:04:02,950 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 02:04:02,950 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 02:04:02,950 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:04:02" (1/1) ... [2022-12-15 02:04:02,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:04:02,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb4603a-fbb3-4ea9-8908-cb2485a11946/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 02:04:02,976 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb4603a-fbb3-4ea9-8908-cb2485a11946/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 02:04:02,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb4603a-fbb3-4ea9-8908-cb2485a11946/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 02:04:03,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 02:04:03,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-15 02:04:03,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 02:04:03,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-15 02:04:03,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 02:04:03,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 02:04:03,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 02:04:03,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-15 02:04:03,080 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 02:04:03,082 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 02:04:03,397 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 02:04:03,484 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 02:04:03,484 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-12-15 02:04:03,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:04:03 BoogieIcfgContainer [2022-12-15 02:04:03,487 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 02:04:03,488 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 02:04:03,488 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 02:04:03,505 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 02:04:03,506 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:04:03" (1/1) ... [2022-12-15 02:04:03,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 02:04:03,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:04:03,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 10 states and 14 transitions. [2022-12-15 02:04:03,564 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2022-12-15 02:04:03,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-15 02:04:03,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:04:03,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:04:03,602 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-15 02:04:03,606 INFO L158 Benchmark]: Toolchain (without parser) took 894.25ms. Allocated memory is still 77.6MB. Free memory was 48.0MB in the beginning and 51.5MB in the end (delta: -3.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:04:03,606 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 60.8MB. Free memory was 39.7MB in the beginning and 39.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:04:03,607 INFO L158 Benchmark]: CACSL2BoogieTranslator took 185.97ms. Allocated memory is still 77.6MB. Free memory was 47.8MB in the beginning and 58.1MB in the end (delta: -10.3MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2022-12-15 02:04:03,608 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.22ms. Allocated memory is still 77.6MB. Free memory was 58.1MB in the beginning and 56.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:04:03,608 INFO L158 Benchmark]: Boogie Preprocessor took 25.36ms. Allocated memory is still 77.6MB. Free memory was 56.4MB in the beginning and 54.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:04:03,609 INFO L158 Benchmark]: RCFGBuilder took 537.53ms. Allocated memory is still 77.6MB. Free memory was 54.9MB in the beginning and 36.1MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-15 02:04:03,609 INFO L158 Benchmark]: CodeCheck took 116.60ms. Allocated memory is still 77.6MB. Free memory was 36.1MB in the beginning and 51.5MB in the end (delta: -15.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:04:03,613 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 60.8MB. Free memory was 39.7MB in the beginning and 39.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 185.97ms. Allocated memory is still 77.6MB. Free memory was 47.8MB in the beginning and 58.1MB in the end (delta: -10.3MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 25.22ms. Allocated memory is still 77.6MB. Free memory was 58.1MB in the beginning and 56.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.36ms. Allocated memory is still 77.6MB. Free memory was 56.4MB in the beginning and 54.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 537.53ms. Allocated memory is still 77.6MB. Free memory was 54.9MB in the beginning and 36.1MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 116.60ms. Allocated memory is still 77.6MB. Free memory was 36.1MB in the beginning and 51.5MB in the end (delta: -15.4MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 02:04:03,634 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb4603a-fbb3-4ea9-8908-cb2485a11946/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared