./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/sina5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da08fbde-9a0a-40a9-a90d-cef3b1da0f56/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da08fbde-9a0a-40a9-a90d-cef3b1da0f56/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da08fbde-9a0a-40a9-a90d-cef3b1da0f56/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da08fbde-9a0a-40a9-a90d-cef3b1da0f56/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/sina5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da08fbde-9a0a-40a9-a90d-cef3b1da0f56/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da08fbde-9a0a-40a9-a90d-cef3b1da0f56/bin/ukojak-92XMlrwhuB --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 503513a726b63dcf7252b591818901fbaab844b1443a8550e123aa98a06238f6 --- 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-dbf71c6-m [2022-10-17 16:38:55,476 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:38:55,479 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:38:55,527 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:38:55,528 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:38:55,530 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:38:55,532 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:38:55,534 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:38:55,536 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:38:55,538 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:38:55,539 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:38:55,541 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:38:55,541 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:38:55,543 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:38:55,544 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:38:55,546 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:38:55,547 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:38:55,549 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:38:55,551 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:38:55,554 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:38:55,556 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:38:55,558 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:38:55,560 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:38:55,561 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:38:55,566 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:38:55,567 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:38:55,568 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:38:55,569 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:38:55,570 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:38:55,575 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:38:55,575 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:38:55,577 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:38:55,581 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:38:55,582 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:38:55,584 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:38:55,586 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:38:55,587 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:38:55,587 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:38:55,588 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:38:55,589 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:38:55,590 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:38:55,595 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da08fbde-9a0a-40a9-a90d-cef3b1da0f56/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:38:55,629 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:38:55,633 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:38:55,634 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:38:55,634 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:38:55,635 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:38:55,635 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:38:55,636 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:38:55,636 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:38:55,636 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:38:55,637 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:38:55,638 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:38:55,638 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:38:55,638 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:38:55,639 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:38:55,639 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:38:55,639 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:38:55,639 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:38:55,639 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:38:55,640 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:38:55,640 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:38:55,640 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:38:55,640 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:38:55,641 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:38:55,641 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:38:55,641 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:38:55,642 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:38:55,648 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:38:55,649 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:38:55,649 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_da08fbde-9a0a-40a9-a90d-cef3b1da0f56/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da08fbde-9a0a-40a9-a90d-cef3b1da0f56/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 503513a726b63dcf7252b591818901fbaab844b1443a8550e123aa98a06238f6 [2022-10-17 16:38:56,030 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:38:56,061 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:38:56,065 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:38:56,066 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:38:56,068 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:38:56,069 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da08fbde-9a0a-40a9-a90d-cef3b1da0f56/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/array-fpi/sina5.c [2022-10-17 16:38:56,157 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da08fbde-9a0a-40a9-a90d-cef3b1da0f56/bin/ukojak-92XMlrwhuB/data/129347bfe/15ac81f502534eeb9adf88cb2b05aac5/FLAG3319397b9 [2022-10-17 16:38:56,590 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:38:56,591 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da08fbde-9a0a-40a9-a90d-cef3b1da0f56/sv-benchmarks/c/array-fpi/sina5.c [2022-10-17 16:38:56,607 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da08fbde-9a0a-40a9-a90d-cef3b1da0f56/bin/ukojak-92XMlrwhuB/data/129347bfe/15ac81f502534eeb9adf88cb2b05aac5/FLAG3319397b9 [2022-10-17 16:38:56,991 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da08fbde-9a0a-40a9-a90d-cef3b1da0f56/bin/ukojak-92XMlrwhuB/data/129347bfe/15ac81f502534eeb9adf88cb2b05aac5 [2022-10-17 16:38:56,996 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:38:56,999 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:38:57,004 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:38:57,005 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:38:57,008 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:38:57,009 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:38:56" (1/1) ... [2022-10-17 16:38:57,012 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@367e15a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:57, skipping insertion in model container [2022-10-17 16:38:57,012 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:38:56" (1/1) ... [2022-10-17 16:38:57,019 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:38:57,037 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:38:57,289 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da08fbde-9a0a-40a9-a90d-cef3b1da0f56/sv-benchmarks/c/array-fpi/sina5.c[588,601] [2022-10-17 16:38:57,315 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:38:57,324 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:38:57,342 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da08fbde-9a0a-40a9-a90d-cef3b1da0f56/sv-benchmarks/c/array-fpi/sina5.c[588,601] [2022-10-17 16:38:57,363 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:38:57,378 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:38:57,379 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:57 WrapperNode [2022-10-17 16:38:57,379 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:38:57,380 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:38:57,380 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:38:57,380 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:38:57,388 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:57" (1/1) ... [2022-10-17 16:38:57,396 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:57" (1/1) ... [2022-10-17 16:38:57,420 INFO L138 Inliner]: procedures = 17, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 109 [2022-10-17 16:38:57,421 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:38:57,421 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:38:57,422 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:38:57,422 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:38:57,432 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:57" (1/1) ... [2022-10-17 16:38:57,432 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:57" (1/1) ... [2022-10-17 16:38:57,435 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:57" (1/1) ... [2022-10-17 16:38:57,435 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:57" (1/1) ... [2022-10-17 16:38:57,441 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:57" (1/1) ... [2022-10-17 16:38:57,446 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:57" (1/1) ... [2022-10-17 16:38:57,448 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:57" (1/1) ... [2022-10-17 16:38:57,449 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:57" (1/1) ... [2022-10-17 16:38:57,452 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:38:57,452 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:38:57,453 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:38:57,453 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:38:57,454 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:57" (1/1) ... [2022-10-17 16:38:57,460 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:38:57,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da08fbde-9a0a-40a9-a90d-cef3b1da0f56/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:38:57,488 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da08fbde-9a0a-40a9-a90d-cef3b1da0f56/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:38:57,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da08fbde-9a0a-40a9-a90d-cef3b1da0f56/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:38:57,537 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:38:57,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:38:57,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:38:57,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:38:57,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:38:57,539 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:38:57,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:38:57,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:38:57,540 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:38:57,652 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:38:57,668 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:38:57,992 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:38:58,068 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:38:58,069 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-10-17 16:38:58,071 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:38:58 BoogieIcfgContainer [2022-10-17 16:38:58,071 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:38:58,072 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:38:58,072 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:38:58,083 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:38:58,083 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:38:58" (1/1) ... [2022-10-17 16:38:58,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:38:58,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:58,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 14 states and 21 transitions. [2022-10-17 16:38:58,150 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 21 transitions. [2022-10-17 16:38:58,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:38:58,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:58,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:58,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:58,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:58,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:58,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2022-10-17 16:38:58,569 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2022-10-17 16:38:58,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:38:58,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:58,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:58,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:58,779 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:38:58,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:58,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2022-10-17 16:38:58,905 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2022-10-17 16:38:58,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:38:58,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:58,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:58,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:59,111 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:38:59,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:59,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 17 states and 26 transitions. [2022-10-17 16:38:59,178 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 26 transitions. [2022-10-17 16:38:59,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:38:59,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:59,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:59,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:59,339 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:38:59,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:59,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 18 states and 28 transitions. [2022-10-17 16:38:59,395 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 28 transitions. [2022-10-17 16:38:59,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:38:59,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:59,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:59,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:59,520 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:38:59,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:59,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 19 states and 30 transitions. [2022-10-17 16:38:59,571 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 30 transitions. [2022-10-17 16:38:59,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:38:59,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:59,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:59,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:01,607 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:39:03,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:03,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 31 states and 69 transitions. [2022-10-17 16:39:03,908 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 69 transitions. [2022-10-17 16:39:03,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:39:03,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:03,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:03,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:04,159 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:39:05,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:05,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 34 states and 75 transitions. [2022-10-17 16:39:05,397 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 75 transitions. [2022-10-17 16:39:05,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:39:05,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:05,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:05,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:05,664 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:39:06,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:06,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 35 states and 75 transitions. [2022-10-17 16:39:06,361 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 75 transitions. [2022-10-17 16:39:06,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:39:06,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:06,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:06,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:06,519 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:39:06,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:06,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 36 states and 75 transitions. [2022-10-17 16:39:06,795 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 75 transitions. [2022-10-17 16:39:06,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:39:06,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:06,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:06,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:06,891 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:39:08,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:08,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 39 states and 77 transitions. [2022-10-17 16:39:08,016 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 77 transitions. [2022-10-17 16:39:08,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:39:08,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:08,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:08,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:08,222 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:39:08,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:08,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 39 states and 74 transitions. [2022-10-17 16:39:08,516 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 74 transitions. [2022-10-17 16:39:08,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:39:08,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:08,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:08,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:08,868 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:39:09,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:09,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 35 states and 64 transitions. [2022-10-17 16:39:09,305 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 64 transitions. [2022-10-17 16:39:09,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:39:09,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:09,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:09,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:09,437 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:39:09,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:09,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 38 states and 69 transitions. [2022-10-17 16:39:09,783 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 69 transitions. [2022-10-17 16:39:09,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:39:09,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:09,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:09,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:09,865 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:39:10,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:10,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 38 states and 63 transitions. [2022-10-17 16:39:10,920 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 63 transitions. [2022-10-17 16:39:10,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:39:10,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:10,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:10,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:11,002 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:39:11,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:11,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 38 states and 57 transitions. [2022-10-17 16:39:11,787 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 57 transitions. [2022-10-17 16:39:11,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:39:11,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:11,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:11,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:15,469 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:39:21,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:21,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 52 states and 97 transitions. [2022-10-17 16:39:21,571 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 97 transitions. [2022-10-17 16:39:21,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:39:21,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:21,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:21,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:21,992 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:39:23,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:23,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 99 transitions. [2022-10-17 16:39:23,534 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 99 transitions. [2022-10-17 16:39:23,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:39:23,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:23,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:23,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:24,006 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:39:24,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:24,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 55 states and 100 transitions. [2022-10-17 16:39:24,784 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 100 transitions. [2022-10-17 16:39:24,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:39:24,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:24,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:24,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:25,151 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked.