./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array19_pattern.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e22441d-8a56-49e3-8a3f-9489f375c05f/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e22441d-8a56-49e3-8a3f-9489f375c05f/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_3e22441d-8a56-49e3-8a3f-9489f375c05f/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e22441d-8a56-49e3-8a3f-9489f375c05f/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array19_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e22441d-8a56-49e3-8a3f-9489f375c05f/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_3e22441d-8a56-49e3-8a3f-9489f375c05f/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 21ab39d122ec2c6e96fa6b8c9d53d6f966068253a8a3d3ba32389613dd7dc54a --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 23:35:09,293 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:35:09,294 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:35:09,308 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:35:09,308 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:35:09,309 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:35:09,309 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:35:09,310 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:35:09,311 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:35:09,312 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:35:09,313 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:35:09,313 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:35:09,314 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:35:09,314 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:35:09,315 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:35:09,315 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:35:09,316 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:35:09,317 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:35:09,318 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:35:09,319 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:35:09,320 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:35:09,321 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:35:09,321 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:35:09,322 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:35:09,324 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:35:09,324 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:35:09,324 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:35:09,325 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:35:09,325 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:35:09,326 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:35:09,326 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:35:09,327 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:35:09,327 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:35:09,328 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:35:09,328 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:35:09,328 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:35:09,329 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:35:09,329 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:35:09,329 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:35:09,330 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:35:09,330 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:35:09,331 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e22441d-8a56-49e3-8a3f-9489f375c05f/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 23:35:09,345 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:35:09,345 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:35:09,346 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 23:35:09,346 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 23:35:09,346 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:35:09,347 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:35:09,347 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:35:09,347 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 23:35:09,347 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 23:35:09,347 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 23:35:09,347 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:35:09,347 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 23:35:09,347 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:35:09,347 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 23:35:09,348 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 23:35:09,348 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 23:35:09,348 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:35:09,348 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 23:35:09,348 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:35:09,348 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:35:09,348 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:35:09,348 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:35:09,348 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:35:09,348 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:35:09,349 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 23:35:09,349 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 23:35:09,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 23:35:09,349 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 23:35:09,349 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_3e22441d-8a56-49e3-8a3f-9489f375c05f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e22441d-8a56-49e3-8a3f-9489f375c05f/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 21ab39d122ec2c6e96fa6b8c9d53d6f966068253a8a3d3ba32389613dd7dc54a [2022-12-14 23:35:09,516 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:35:09,533 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:35:09,535 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:35:09,536 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:35:09,537 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:35:09,538 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e22441d-8a56-49e3-8a3f-9489f375c05f/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/array-patterns/array19_pattern.c [2022-12-14 23:35:12,219 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:35:12,365 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:35:12,365 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e22441d-8a56-49e3-8a3f-9489f375c05f/sv-benchmarks/c/array-patterns/array19_pattern.c [2022-12-14 23:35:12,370 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e22441d-8a56-49e3-8a3f-9489f375c05f/bin/ukojak-rkRKPMF4O4/data/10a5a00c4/da7905f3db3a4c16af2eeed8df4092cc/FLAG52148daf9 [2022-12-14 23:35:12,380 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e22441d-8a56-49e3-8a3f-9489f375c05f/bin/ukojak-rkRKPMF4O4/data/10a5a00c4/da7905f3db3a4c16af2eeed8df4092cc [2022-12-14 23:35:12,382 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:35:12,383 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:35:12,383 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:35:12,384 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:35:12,386 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:35:12,386 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:35:12" (1/1) ... [2022-12-14 23:35:12,387 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6eaeb3a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:35:12, skipping insertion in model container [2022-12-14 23:35:12,387 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:35:12" (1/1) ... [2022-12-14 23:35:12,392 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:35:12,403 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:35:12,503 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_3e22441d-8a56-49e3-8a3f-9489f375c05f/sv-benchmarks/c/array-patterns/array19_pattern.c[1442,1455] [2022-12-14 23:35:12,518 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:35:12,524 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:35:12,532 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_3e22441d-8a56-49e3-8a3f-9489f375c05f/sv-benchmarks/c/array-patterns/array19_pattern.c[1442,1455] [2022-12-14 23:35:12,540 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:35:12,550 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:35:12,550 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:35:12 WrapperNode [2022-12-14 23:35:12,550 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:35:12,551 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:35:12,551 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:35:12,551 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:35:12,556 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:35:12" (1/1) ... [2022-12-14 23:35:12,562 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:35:12" (1/1) ... [2022-12-14 23:35:12,577 INFO L138 Inliner]: procedures = 16, calls = 20, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 102 [2022-12-14 23:35:12,577 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:35:12,577 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:35:12,577 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:35:12,578 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:35:12,584 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:35:12" (1/1) ... [2022-12-14 23:35:12,585 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:35:12" (1/1) ... [2022-12-14 23:35:12,586 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:35:12" (1/1) ... [2022-12-14 23:35:12,586 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:35:12" (1/1) ... [2022-12-14 23:35:12,590 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:35:12" (1/1) ... [2022-12-14 23:35:12,592 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:35:12" (1/1) ... [2022-12-14 23:35:12,593 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:35:12" (1/1) ... [2022-12-14 23:35:12,594 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:35:12" (1/1) ... [2022-12-14 23:35:12,595 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:35:12,596 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:35:12,596 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:35:12,596 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:35:12,597 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:35:12" (1/1) ... [2022-12-14 23:35:12,601 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:35:12,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e22441d-8a56-49e3-8a3f-9489f375c05f/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:35:12,621 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e22441d-8a56-49e3-8a3f-9489f375c05f/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:35:12,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e22441d-8a56-49e3-8a3f-9489f375c05f/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:35:12,654 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 23:35:12,655 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 23:35:12,655 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 23:35:12,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 23:35:12,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 23:35:12,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 23:35:12,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:35:12,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:35:12,656 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 23:35:12,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 23:35:12,716 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:35:12,718 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:35:12,861 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:35:12,934 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:35:12,935 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-12-14 23:35:12,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:35:12 BoogieIcfgContainer [2022-12-14 23:35:12,937 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 23:35:12,937 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 23:35:12,937 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 23:35:12,945 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 23:35:12,945 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:35:12" (1/1) ... [2022-12-14 23:35:12,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 23:35:12,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:35:12,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 20 states and 28 transitions. [2022-12-14 23:35:12,992 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 28 transitions. [2022-12-14 23:35:12,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 23:35:12,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:35:12,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:35:13,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:35:13,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 1 conjunts are in the unsatisfiable core [2022-12-14 23:35:13,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:35:13,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:35:13,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:35:13,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2022-12-14 23:35:13,125 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2022-12-14 23:35:13,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 23:35:13,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:35:13,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:35:13,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:35:13,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 23:35:13,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:35:13,240 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 23:35:13,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:35:13,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 29 states and 43 transitions. [2022-12-14 23:35:13,299 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 43 transitions. [2022-12-14 23:35:13,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 23:35:13,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:35:13,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:35:13,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:35:13,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 23:35:13,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:35:13,438 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 23:35:13,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:35:13,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 37 states and 58 transitions. [2022-12-14 23:35:13,644 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 58 transitions. [2022-12-14 23:35:13,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 23:35:13,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:35:13,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:35:13,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:35:13,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 23:35:13,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:35:13,724 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 23:35:13,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:35:13,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 65 transitions. [2022-12-14 23:35:13,831 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 65 transitions. [2022-12-14 23:35:13,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 23:35:13,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:35:13,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:35:13,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:35:13,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 23:35:13,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:35:13,922 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 23:35:14,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:35:14,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 48 states and 82 transitions. [2022-12-14 23:35:14,122 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 82 transitions. [2022-12-14 23:35:14,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 23:35:14,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:35:14,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:35:14,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:35:14,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 23:35:14,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:35:14,205 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 23:35:14,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:35:14,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 51 states and 88 transitions. [2022-12-14 23:35:14,339 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 88 transitions. [2022-12-14 23:35:14,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 23:35:14,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:35:14,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:35:14,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:35:14,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-14 23:35:14,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:35:14,442 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 23:35:14,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:35:14,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 53 states and 94 transitions. [2022-12-14 23:35:14,668 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 94 transitions. [2022-12-14 23:35:14,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 23:35:14,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:35:14,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:35:14,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:35:14,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-14 23:35:14,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:35:14,796 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 23:35:15,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:35:15,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 55 states and 99 transitions. [2022-12-14 23:35:15,140 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 99 transitions. [2022-12-14 23:35:15,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 23:35:15,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:35:15,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:35:15,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:35:15,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 50 conjunts are in the unsatisfiable core [2022-12-14 23:35:15,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:35:15,399 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 [2022-12-14 23:35:16,196 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 1182 treesize of output 1139 [2022-12-14 23:35:19,983 INFO L321 Elim1Store]: treesize reduction 6802, result has 0.1 percent of original size [2022-12-14 23:35:19,984 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 8 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 17 new quantified variables, introduced 92 case distinctions, treesize of input 1166 treesize of output 5513 [2022-12-14 23:35:22,743 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 23:35:22,745 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1713 [2022-12-14 23:35:23,456 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 23:35:23,458 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1622 [2022-12-14 23:35:24,293 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 23:35:24,294 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1427 [2022-12-14 23:35:24,758 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 23:35:24,760 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1665 [2022-12-14 23:35:24,971 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 23:35:24,972 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1249 [2022-12-14 23:35:25,452 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 23:35:25,454 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1502 [2022-12-14 23:35:25,689 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 23:35:25,691 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2857 [2022-12-14 23:35:26,065 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 23:35:26,067 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1502 [2022-12-14 23:35:26,234 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 23:35:26,236 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2642 [2022-12-14 23:35:26,442 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 23:35:26,444 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1393 [2022-12-14 23:35:26,620 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 23:35:26,621 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 915 [2022-12-14 23:35:27,163 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 23:35:27,166 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9693