./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/reducercommutativity/rangesum05.i --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_e10af65c-0e79-4951-9748-c21599cec154/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10af65c-0e79-4951-9748-c21599cec154/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_e10af65c-0e79-4951-9748-c21599cec154/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10af65c-0e79-4951-9748-c21599cec154/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/reducercommutativity/rangesum05.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10af65c-0e79-4951-9748-c21599cec154/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_e10af65c-0e79-4951-9748-c21599cec154/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 aee69f990ab81a58f1fe8cd275c8a09f43ca6a442f73810f885d3d0c9a85d2b3 --- 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 16:57:36,480 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:57:36,482 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:57:36,517 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:57:36,518 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:57:36,520 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:57:36,521 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:57:36,524 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:57:36,526 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:57:36,527 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:57:36,528 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:57:36,530 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:57:36,530 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:57:36,532 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:57:36,533 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:57:36,535 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:57:36,536 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:57:36,537 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:57:36,539 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:57:36,542 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:57:36,544 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:57:36,546 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:57:36,548 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:57:36,549 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:57:36,554 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:57:36,554 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:57:36,555 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:57:36,556 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:57:36,557 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:57:36,558 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:57:36,558 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:57:36,559 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:57:36,560 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:57:36,561 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:57:36,563 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:57:36,563 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:57:36,564 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:57:36,565 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:57:36,565 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:57:36,566 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:57:36,567 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:57:36,568 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10af65c-0e79-4951-9748-c21599cec154/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:57:36,611 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:57:36,611 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:57:36,612 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:57:36,613 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:57:36,614 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:57:36,614 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:57:36,615 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:57:36,615 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:57:36,615 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:57:36,615 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:57:36,616 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:57:36,617 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:57:36,617 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:57:36,617 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:57:36,617 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:57:36,618 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:57:36,618 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:57:36,618 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:57:36,618 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:57:36,619 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:57:36,619 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:57:36,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:57:36,619 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:57:36,619 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:57:36,620 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:57:36,620 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:57:36,620 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:57:36,620 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:57:36,621 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_e10af65c-0e79-4951-9748-c21599cec154/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10af65c-0e79-4951-9748-c21599cec154/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aee69f990ab81a58f1fe8cd275c8a09f43ca6a442f73810f885d3d0c9a85d2b3 [2022-10-17 16:57:36,931 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:57:36,975 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:57:36,977 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:57:36,979 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:57:36,980 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:57:36,982 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10af65c-0e79-4951-9748-c21599cec154/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/reducercommutativity/rangesum05.i [2022-10-17 16:57:37,066 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10af65c-0e79-4951-9748-c21599cec154/bin/ukojak-92XMlrwhuB/data/189d31bd7/6917d7f3327e4f12ac8afeb904a4db0b/FLAG3c3a0b804 [2022-10-17 16:57:37,648 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:57:37,649 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10af65c-0e79-4951-9748-c21599cec154/sv-benchmarks/c/reducercommutativity/rangesum05.i [2022-10-17 16:57:37,656 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10af65c-0e79-4951-9748-c21599cec154/bin/ukojak-92XMlrwhuB/data/189d31bd7/6917d7f3327e4f12ac8afeb904a4db0b/FLAG3c3a0b804 [2022-10-17 16:57:37,988 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10af65c-0e79-4951-9748-c21599cec154/bin/ukojak-92XMlrwhuB/data/189d31bd7/6917d7f3327e4f12ac8afeb904a4db0b [2022-10-17 16:57:37,991 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:57:37,992 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:57:37,994 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:57:37,994 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:57:37,998 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:57:37,999 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:57:37" (1/1) ... [2022-10-17 16:57:38,000 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1353cbaa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:38, skipping insertion in model container [2022-10-17 16:57:38,000 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:57:37" (1/1) ... [2022-10-17 16:57:38,009 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:57:38,025 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:57:38,238 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_e10af65c-0e79-4951-9748-c21599cec154/sv-benchmarks/c/reducercommutativity/rangesum05.i[1457,1470] [2022-10-17 16:57:38,241 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:57:38,252 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:57:38,297 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_e10af65c-0e79-4951-9748-c21599cec154/sv-benchmarks/c/reducercommutativity/rangesum05.i[1457,1470] [2022-10-17 16:57:38,298 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:57:38,314 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:57:38,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:38 WrapperNode [2022-10-17 16:57:38,315 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:57:38,316 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:57:38,316 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:57:38,318 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:57:38,337 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:38" (1/1) ... [2022-10-17 16:57:38,355 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:38" (1/1) ... [2022-10-17 16:57:38,382 INFO L138 Inliner]: procedures = 17, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 70 [2022-10-17 16:57:38,383 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:57:38,384 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:57:38,384 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:57:38,384 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:57:38,393 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:38" (1/1) ... [2022-10-17 16:57:38,393 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:38" (1/1) ... [2022-10-17 16:57:38,398 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:38" (1/1) ... [2022-10-17 16:57:38,399 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:38" (1/1) ... [2022-10-17 16:57:38,419 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:38" (1/1) ... [2022-10-17 16:57:38,423 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:38" (1/1) ... [2022-10-17 16:57:38,424 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:38" (1/1) ... [2022-10-17 16:57:38,425 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:38" (1/1) ... [2022-10-17 16:57:38,427 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:57:38,428 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:57:38,428 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:57:38,428 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:57:38,437 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:38" (1/1) ... [2022-10-17 16:57:38,444 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:57:38,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10af65c-0e79-4951-9748-c21599cec154/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:57:38,476 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10af65c-0e79-4951-9748-c21599cec154/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:57:38,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10af65c-0e79-4951-9748-c21599cec154/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:57:38,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:57:38,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:57:38,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:57:38,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:57:38,564 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:57:38,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:57:38,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:57:38,564 INFO L130 BoogieDeclarations]: Found specification of procedure rangesum [2022-10-17 16:57:38,564 INFO L138 BoogieDeclarations]: Found implementation of procedure rangesum [2022-10-17 16:57:38,564 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:57:38,673 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:57:38,675 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:57:38,936 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:57:39,021 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:57:39,021 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-10-17 16:57:39,024 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:57:39 BoogieIcfgContainer [2022-10-17 16:57:39,024 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:57:39,025 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:57:39,025 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:57:39,040 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:57:39,040 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:57:39" (1/1) ... [2022-10-17 16:57:39,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:57:39,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:39,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2022-10-17 16:57:39,139 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2022-10-17 16:57:39,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:57:39,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:39,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:39,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:39,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:39,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 16:57:39,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:39,468 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:57:39,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:39,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2022-10-17 16:57:39,518 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2022-10-17 16:57:39,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:57:39,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:39,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:39,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:39,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:39,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 16:57:39,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:39,726 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:57:39,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:39,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2022-10-17 16:57:39,752 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2022-10-17 16:57:39,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:57:39,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:39,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:39,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:39,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:39,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 16:57:39,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:39,917 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:57:39,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:39,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2022-10-17 16:57:39,939 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2022-10-17 16:57:39,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:57:39,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:39,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:39,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:40,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:40,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:57:40,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:40,144 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-10-17 16:57:40,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:40,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2022-10-17 16:57:40,228 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2022-10-17 16:57:40,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:57:40,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:40,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:40,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:40,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:57:40,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:40,366 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-10-17 16:57:40,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:40,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2022-10-17 16:57:40,437 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2022-10-17 16:57:40,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:57:40,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:40,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:40,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:40,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:57:40,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:40,619 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-10-17 16:57:40,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:40,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2022-10-17 16:57:40,685 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2022-10-17 16:57:40,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:57:40,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:40,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:40,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:40,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 16:57:40,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:40,845 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-10-17 16:57:40,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:40,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 24 states and 30 transitions. [2022-10-17 16:57:40,912 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2022-10-17 16:57:40,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:57:40,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:40,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:41,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:41,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:57:41,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:41,037 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-10-17 16:57:41,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:41,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 25 states and 31 transitions. [2022-10-17 16:57:41,101 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 31 transitions. [2022-10-17 16:57:41,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:57:41,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:41,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:41,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:41,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:57:41,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:41,242 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 20 proven. 3 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2022-10-17 16:57:41,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:41,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 26 states and 32 transitions. [2022-10-17 16:57:41,318 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 32 transitions. [2022-10-17 16:57:41,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:57:41,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:41,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:41,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:41,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:57:41,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:41,496 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-10-17 16:57:41,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:41,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 27 states and 33 transitions. [2022-10-17 16:57:41,594 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 33 transitions. [2022-10-17 16:57:41,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:57:41,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:41,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:41,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:41,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 16:57:41,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:41,771 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 52 proven. 10 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2022-10-17 16:57:41,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:41,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 28 states and 33 transitions. [2022-10-17 16:57:41,854 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2022-10-17 16:57:41,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:57:41,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:41,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:41,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:41,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:57:41,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:41,992 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 76 proven. 1 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2022-10-17 16:57:42,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:42,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 29 states and 34 transitions. [2022-10-17 16:57:42,079 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 34 transitions. [2022-10-17 16:57:42,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:57:42,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:42,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:42,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:42,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:57:42,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:42,208 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 76 proven. 3 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2022-10-17 16:57:42,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:42,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 30 states and 35 transitions. [2022-10-17 16:57:42,289 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 35 transitions. [2022-10-17 16:57:42,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:57:42,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:42,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:42,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:42,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:57:42,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:42,436 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 76 proven. 6 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2022-10-17 16:57:42,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:42,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 31 states and 35 transitions. [2022-10-17 16:57:42,526 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 35 transitions. [2022-10-17 16:57:42,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:57:42,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:42,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:43,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:57:43,129 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 16:57:43,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:57:43,427 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 15 iterations. [2022-10-17 16:57:43,515 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 17.10 04:57:43 ImpRootNode [2022-10-17 16:57:43,515 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-10-17 16:57:43,516 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 16:57:43,516 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 16:57:43,516 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 16:57:43,517 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:57:39" (3/4) ... [2022-10-17 16:57:43,527 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-10-17 16:57:43,707 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10af65c-0e79-4951-9748-c21599cec154/bin/ukojak-92XMlrwhuB/witness.graphml [2022-10-17 16:57:43,708 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 16:57:43,709 INFO L158 Benchmark]: Toolchain (without parser) took 5716.68ms. Allocated memory was 104.9MB in the beginning and 127.9MB in the end (delta: 23.1MB). Free memory was 64.3MB in the beginning and 61.1MB in the end (delta: 3.1MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. [2022-10-17 16:57:43,710 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 104.9MB. Free memory was 81.4MB in the beginning and 81.4MB in the end (delta: 79.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:57:43,710 INFO L158 Benchmark]: CACSL2BoogieTranslator took 321.35ms. Allocated memory is still 104.9MB. Free memory was 64.1MB in the beginning and 78.0MB in the end (delta: -14.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 16:57:43,711 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.83ms. Allocated memory is still 104.9MB. Free memory was 77.7MB in the beginning and 76.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:57:43,712 INFO L158 Benchmark]: Boogie Preprocessor took 43.68ms. Allocated memory is still 104.9MB. Free memory was 76.3MB in the beginning and 74.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:57:43,712 INFO L158 Benchmark]: RCFGBuilder took 595.94ms. Allocated memory is still 104.9MB. Free memory was 74.8MB in the beginning and 59.8MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-10-17 16:57:43,713 INFO L158 Benchmark]: CodeCheck took 4490.26ms. Allocated memory was 104.9MB in the beginning and 127.9MB in the end (delta: 23.1MB). Free memory was 59.5MB in the beginning and 65.3MB in the end (delta: -5.8MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. [2022-10-17 16:57:43,714 INFO L158 Benchmark]: Witness Printer took 192.63ms. Allocated memory is still 127.9MB. Free memory was 65.3MB in the beginning and 61.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:57:43,716 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 17 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.4s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 586 SdHoareTripleChecker+Valid, 1.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 182 SdHoareTripleChecker+Invalid, 1.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 394 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 502 IncrementalHoareTripleChecker+Invalid, 896 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 394 mSolverCounterUnsat, 182 mSDtfsCounter, 502 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2461 GetRequests, 2411 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 799 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 475 NumberOfCodeBlocks, 475 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 417 ConstructedInterpolants, 0 QuantifiedInterpolants, 497 SizeOfPredicates, 0 NumberOfNonLiveVariables, 2771 ConjunctsInSsa, 54 ConjunctsInUnsatCore, 14 InterpolantComputations, 3 PerfectInterpolantSequences, 941/991 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 61]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L42] int x[5]; [L43] CALL init_nondet(x) [L16] int i; [L17] i = 0 VAL [i=0, x={3:0}, x={3:0}] [L17] COND TRUE i < 5 [L18] x[i] = __VERIFIER_nondet_int() [L17] i++ VAL [i=1, x={3:0}, x={3:0}] [L17] COND TRUE i < 5 [L18] x[i] = __VERIFIER_nondet_int() [L17] i++ VAL [i=2, x={3:0}, x={3:0}] [L17] COND TRUE i < 5 [L18] x[i] = __VERIFIER_nondet_int() [L17] i++ VAL [i=3, x={3:0}, x={3:0}] [L17] COND TRUE i < 5 [L18] x[i] = __VERIFIER_nondet_int() [L17] i++ VAL [i=4, x={3:0}, x={3:0}] [L17] COND TRUE i < 5 [L18] x[i] = __VERIFIER_nondet_int() [L17] i++ VAL [i=5, x={3:0}, x={3:0}] [L17] COND FALSE !(i < 5) [L43] RET init_nondet(x) [L44] int temp; [L45] int ret; [L46] int ret2; [L47] int ret5; VAL [x={3:0}] [L49] CALL, EXPR rangesum(x) VAL [x={3:0}] [L24] int i; [L25] long long ret; [L26] ret = 0 [L27] int cnt = 0; [L28] i = 0 VAL [cnt=0, i=0, ret=0, x={3:0}, x={3:0}] [L28] COND TRUE i < 5 [L29] COND FALSE !(i > 5/2) [L28] i++ VAL [cnt=0, i=1, ret=0, x={3:0}, x={3:0}, x[i]=28] [L28] COND TRUE i < 5 [L29] COND FALSE !(i > 5/2) [L28] i++ VAL [cnt=0, i=2, ret=0, x={3:0}, x={3:0}, x[i]=28] [L28] COND TRUE i < 5 [L29] COND FALSE !(i > 5/2) [L28] i++ VAL [cnt=0, i=3, ret=0, x={3:0}, x={3:0}, x[i]=28] [L28] COND TRUE i < 5 [L29] COND TRUE i > 5/2 [L30] EXPR x[i] [L30] ret = ret + x[i] [L31] cnt = cnt + 1 [L28] i++ VAL [cnt=1, i=4, ret=2147483647, x={3:0}, x={3:0}, x[i]=0] [L28] COND TRUE i < 5 [L29] COND TRUE i > 5/2 [L30] EXPR x[i] [L30] ret = ret + x[i] [L31] cnt = cnt + 1 [L28] i++ VAL [cnt=2, i=5, ret=-1, x={3:0}, x={3:0}, x[i]=0] [L28] COND FALSE !(i < 5) [L34] COND TRUE cnt !=0 [L35] return ret / cnt; [L49] RET, EXPR rangesum(x) VAL [rangesum(x)=0, x={3:0}] [L49] ret = rangesum(x) [L51] EXPR x[0] [L51] temp=x[0] [L51] EXPR x[1] [L51] x[0] = x[1] [L51] x[1] = temp VAL [ret=0, temp=-1, x={3:0}] [L52] CALL, EXPR rangesum(x) VAL [x={3:0}] [L24] int i; [L25] long long ret; [L26] ret = 0 [L27] int cnt = 0; [L28] i = 0 VAL [cnt=0, i=0, ret=0, x={3:0}, x={3:0}] [L28] COND TRUE i < 5 [L29] COND FALSE !(i > 5/2) [L28] i++ VAL [cnt=0, i=1, ret=0, x={3:0}, x={3:0}, x[i]=45] [L28] COND TRUE i < 5 [L29] COND FALSE !(i > 5/2) [L28] i++ VAL [cnt=0, i=2, ret=0, x={3:0}, x={3:0}, x[i]=45] [L28] COND TRUE i < 5 [L29] COND FALSE !(i > 5/2) [L28] i++ VAL [cnt=0, i=3, ret=0, x={3:0}, x={3:0}, x[i]=45] [L28] COND TRUE i < 5 [L29] COND TRUE i > 5/2 [L30] EXPR x[i] [L30] ret = ret + x[i] [L31] cnt = cnt + 1 [L28] i++ VAL [cnt=1, i=4, ret=2147483647, x={3:0}, x={3:0}, x[i]=0] [L28] COND TRUE i < 5 [L29] COND TRUE i > 5/2 [L30] EXPR x[i] [L30] ret = ret + x[i] [L31] cnt = cnt + 1 [L28] i++ VAL [cnt=2, i=5, ret=-1, x={3:0}, x={3:0}, x[i]=0] [L28] COND FALSE !(i < 5) [L34] COND TRUE cnt !=0 [L35] return ret / cnt; [L52] RET, EXPR rangesum(x) VAL [rangesum(x)=0, ret=0, temp=-1, x={3:0}] [L52] ret2 = rangesum(x) [L53] EXPR x[0] [L53] temp=x[0] [L54] int i =0 ; VAL [i=0, ret=0, ret2=0, temp=1, x={3:0}] [L54] COND TRUE i<5 -1 [L55] EXPR x[i+1] [L55] x[i] = x[i+1] [L54] i++ VAL [i=1, ret=0, ret2=0, temp=1, x={3:0}] [L54] COND TRUE i<5 -1 [L55] EXPR x[i+1] [L55] x[i] = x[i+1] [L54] i++ VAL [i=2, ret=0, ret2=0, temp=1, x={3:0}] [L54] COND TRUE i<5 -1 [L55] EXPR x[i+1] [L55] x[i] = x[i+1] [L54] i++ VAL [i=3, ret=0, ret2=0, temp=1, x={3:0}] [L54] COND TRUE i<5 -1 [L55] EXPR x[i+1] [L55] x[i] = x[i+1] [L54] i++ VAL [i=4, ret=0, ret2=0, temp=1, x={3:0}] [L54] COND FALSE !(i<5 -1) [L57] x[5 -1] = temp VAL [i=4, ret=0, ret2=0, temp=1, x={3:0}] [L58] CALL, EXPR rangesum(x) VAL [x={3:0}] [L24] int i; [L25] long long ret; [L26] ret = 0 [L27] int cnt = 0; [L28] i = 0 VAL [cnt=0, i=0, ret=0, x={3:0}, x={3:0}] [L28] COND TRUE i < 5 [L29] COND FALSE !(i > 5/2) [L28] i++ VAL [cnt=0, i=1, ret=0, x={3:0}, x={3:0}, x[i]=74] [L28] COND TRUE i < 5 [L29] COND FALSE !(i > 5/2) [L28] i++ VAL [cnt=0, i=2, ret=0, x={3:0}, x={3:0}, x[i]=74] [L28] COND TRUE i < 5 [L29] COND FALSE !(i > 5/2) [L28] i++ VAL [cnt=0, i=3, ret=0, x={3:0}, x={3:0}, x[i]=74] [L28] COND TRUE i < 5 [L29] COND TRUE i > 5/2 [L30] EXPR x[i] [L30] ret = ret + x[i] [L31] cnt = cnt + 1 [L28] i++ VAL [cnt=1, i=4, ret=-2147483648, x={3:0}, x={3:0}, x[i]=0] [L28] COND TRUE i < 5 [L29] COND TRUE i > 5/2 [L30] EXPR x[i] [L30] ret = ret + x[i] [L31] cnt = cnt + 1 [L28] i++ VAL [cnt=2, i=5, ret=-2147483647, x={3:0}, x={3:0}, x[i]=0] [L28] COND FALSE !(i < 5) [L34] COND TRUE cnt !=0 [L35] return ret / cnt; [L58] RET, EXPR rangesum(x) VAL [i=4, rangesum(x)=-1073741823, ret=0, ret2=0, temp=1, x={3:0}] [L58] ret5 = rangesum(x) [L60] COND TRUE ret != ret2 || ret !=ret5 VAL [i=4, ret=0, ret2=0, ret5=-1073741823, temp=1, x={3:0}] [L61] reach_error() VAL [i=4, ret=0, ret2=0, ret5=-1073741823, temp=1, x={3:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 104.9MB. Free memory was 81.4MB in the beginning and 81.4MB in the end (delta: 79.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 321.35ms. Allocated memory is still 104.9MB. Free memory was 64.1MB in the beginning and 78.0MB in the end (delta: -14.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.83ms. Allocated memory is still 104.9MB. Free memory was 77.7MB in the beginning and 76.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.68ms. Allocated memory is still 104.9MB. Free memory was 76.3MB in the beginning and 74.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 595.94ms. Allocated memory is still 104.9MB. Free memory was 74.8MB in the beginning and 59.8MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 4490.26ms. Allocated memory was 104.9MB in the beginning and 127.9MB in the end (delta: 23.1MB). Free memory was 59.5MB in the beginning and 65.3MB in the end (delta: -5.8MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. * Witness Printer took 192.63ms. Allocated memory is still 127.9MB. Free memory was 65.3MB in the beginning and 61.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2022-10-17 16:57:43,746 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10af65c-0e79-4951-9748-c21599cec154/bin/ukojak-92XMlrwhuB/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE