./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 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d09f26-39fb-4e82-b3b2-99c44a0f2f1d/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d09f26-39fb-4e82-b3b2-99c44a0f2f1d/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d09f26-39fb-4e82-b3b2-99c44a0f2f1d/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d09f26-39fb-4e82-b3b2-99c44a0f2f1d/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/reducercommutativity/rangesum05.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d09f26-39fb-4e82-b3b2-99c44a0f2f1d/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d09f26-39fb-4e82-b3b2-99c44a0f2f1d/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 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-2329fc7 [2022-12-14 22:40:14,090 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 22:40:14,092 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 22:40:14,111 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 22:40:14,111 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 22:40:14,112 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 22:40:14,114 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 22:40:14,115 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 22:40:14,117 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 22:40:14,118 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 22:40:14,119 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 22:40:14,120 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 22:40:14,120 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 22:40:14,121 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 22:40:14,122 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 22:40:14,123 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 22:40:14,124 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 22:40:14,125 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 22:40:14,127 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 22:40:14,129 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 22:40:14,130 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 22:40:14,131 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 22:40:14,132 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 22:40:14,133 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 22:40:14,136 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 22:40:14,137 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 22:40:14,137 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 22:40:14,138 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 22:40:14,138 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 22:40:14,139 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 22:40:14,139 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 22:40:14,140 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 22:40:14,141 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 22:40:14,142 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 22:40:14,142 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 22:40:14,143 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 22:40:14,143 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 22:40:14,144 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 22:40:14,144 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 22:40:14,145 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 22:40:14,145 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 22:40:14,146 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d09f26-39fb-4e82-b3b2-99c44a0f2f1d/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 22:40:14,160 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 22:40:14,160 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 22:40:14,161 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 22:40:14,161 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 22:40:14,161 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 22:40:14,161 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 22:40:14,162 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 22:40:14,162 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 22:40:14,162 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 22:40:14,162 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 22:40:14,162 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 22:40:14,162 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 22:40:14,162 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 22:40:14,162 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 22:40:14,162 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 22:40:14,162 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 22:40:14,163 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 22:40:14,163 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 22:40:14,163 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 22:40:14,163 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 22:40:14,163 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 22:40:14,163 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:40:14,163 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 22:40:14,163 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 22:40:14,163 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 22:40:14,163 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 22:40:14,164 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 22:40:14,164 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 22:40:14,164 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_d9d09f26-39fb-4e82-b3b2-99c44a0f2f1d/bin/ukojak-rkRKPMF4O4/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d09f26-39fb-4e82-b3b2-99c44a0f2f1d/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aee69f990ab81a58f1fe8cd275c8a09f43ca6a442f73810f885d3d0c9a85d2b3 [2022-12-14 22:40:14,355 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 22:40:14,371 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 22:40:14,373 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 22:40:14,374 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 22:40:14,375 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 22:40:14,376 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d09f26-39fb-4e82-b3b2-99c44a0f2f1d/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/reducercommutativity/rangesum05.i [2022-12-14 22:40:16,978 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 22:40:17,140 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 22:40:17,141 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d09f26-39fb-4e82-b3b2-99c44a0f2f1d/sv-benchmarks/c/reducercommutativity/rangesum05.i [2022-12-14 22:40:17,145 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d09f26-39fb-4e82-b3b2-99c44a0f2f1d/bin/ukojak-rkRKPMF4O4/data/d28381eac/6cee32d7173d409c836c96281b5471e0/FLAG2093fe4b7 [2022-12-14 22:40:17,155 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d09f26-39fb-4e82-b3b2-99c44a0f2f1d/bin/ukojak-rkRKPMF4O4/data/d28381eac/6cee32d7173d409c836c96281b5471e0 [2022-12-14 22:40:17,157 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 22:40:17,158 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 22:40:17,158 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 22:40:17,159 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 22:40:17,161 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 22:40:17,161 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:40:17" (1/1) ... [2022-12-14 22:40:17,162 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bde2775 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:40:17, skipping insertion in model container [2022-12-14 22:40:17,162 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:40:17" (1/1) ... [2022-12-14 22:40:17,167 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 22:40:17,178 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 22:40:17,282 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d09f26-39fb-4e82-b3b2-99c44a0f2f1d/sv-benchmarks/c/reducercommutativity/rangesum05.i[1457,1470] [2022-12-14 22:40:17,285 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:40:17,291 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 22:40:17,306 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d09f26-39fb-4e82-b3b2-99c44a0f2f1d/sv-benchmarks/c/reducercommutativity/rangesum05.i[1457,1470] [2022-12-14 22:40:17,306 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:40:17,316 INFO L208 MainTranslator]: Completed translation [2022-12-14 22:40:17,316 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:40:17 WrapperNode [2022-12-14 22:40:17,316 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 22:40:17,317 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 22:40:17,317 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 22:40:17,317 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 22:40:17,323 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:40:17" (1/1) ... [2022-12-14 22:40:17,330 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:40:17" (1/1) ... [2022-12-14 22:40:17,346 INFO L138 Inliner]: procedures = 17, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 70 [2022-12-14 22:40:17,347 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 22:40:17,347 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 22:40:17,347 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 22:40:17,347 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 22:40:17,353 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:40:17" (1/1) ... [2022-12-14 22:40:17,354 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:40:17" (1/1) ... [2022-12-14 22:40:17,355 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:40:17" (1/1) ... [2022-12-14 22:40:17,355 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:40:17" (1/1) ... [2022-12-14 22:40:17,359 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:40:17" (1/1) ... [2022-12-14 22:40:17,362 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:40:17" (1/1) ... [2022-12-14 22:40:17,362 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:40:17" (1/1) ... [2022-12-14 22:40:17,363 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:40:17" (1/1) ... [2022-12-14 22:40:17,364 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 22:40:17,365 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 22:40:17,365 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 22:40:17,365 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 22:40:17,365 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:40:17" (1/1) ... [2022-12-14 22:40:17,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:40:17,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d09f26-39fb-4e82-b3b2-99c44a0f2f1d/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 22:40:17,389 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d09f26-39fb-4e82-b3b2-99c44a0f2f1d/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 22:40:17,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d09f26-39fb-4e82-b3b2-99c44a0f2f1d/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 22:40:17,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 22:40:17,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 22:40:17,418 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 22:40:17,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 22:40:17,418 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 22:40:17,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 22:40:17,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 22:40:17,418 INFO L130 BoogieDeclarations]: Found specification of procedure rangesum [2022-12-14 22:40:17,418 INFO L138 BoogieDeclarations]: Found implementation of procedure rangesum [2022-12-14 22:40:17,418 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 22:40:17,472 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 22:40:17,474 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 22:40:17,593 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 22:40:17,636 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 22:40:17,636 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-14 22:40:17,638 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:40:17 BoogieIcfgContainer [2022-12-14 22:40:17,638 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 22:40:17,639 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 22:40:17,639 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 22:40:17,646 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 22:40:17,646 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:40:17" (1/1) ... [2022-12-14 22:40:17,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 22:40:17,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:40:17,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2022-12-14 22:40:17,691 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2022-12-14 22:40:17,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:40:17,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:40:17,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:40:17,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:40:17,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:40:17,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-14 22:40:17,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:40:17,876 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 22:40:17,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:40:17,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2022-12-14 22:40:17,919 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2022-12-14 22:40:17,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 22:40:17,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:40:17,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:40:17,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:40:18,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:40:18,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-14 22:40:18,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:40:18,030 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 22:40:18,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:40:18,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2022-12-14 22:40:18,051 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2022-12-14 22:40:18,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 22:40:18,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:40:18,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:40:18,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:40:18,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:40:18,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-14 22:40:18,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:40:18,127 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 22:40:18,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:40:18,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2022-12-14 22:40:18,148 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2022-12-14 22:40:18,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 22:40:18,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:40:18,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:40:18,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:40:18,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:40:18,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 22:40:18,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:40:18,234 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-12-14 22:40:18,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:40:18,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2022-12-14 22:40:18,273 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2022-12-14 22:40:18,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 22:40:18,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:40:18,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:40:18,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:40:18,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 22:40:18,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:40:18,352 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-12-14 22:40:18,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:40:18,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2022-12-14 22:40:18,389 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2022-12-14 22:40:18,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 22:40:18,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:40:18,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:40:18,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:40:18,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-14 22:40:18,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:40:18,453 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-12-14 22:40:18,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:40:18,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2022-12-14 22:40:18,490 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2022-12-14 22:40:18,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 22:40:18,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:40:18,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:40:18,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:40:18,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-14 22:40:18,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:40:18,567 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-12-14 22:40:18,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:40:18,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 24 states and 30 transitions. [2022-12-14 22:40:18,607 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2022-12-14 22:40:18,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 22:40:18,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:40:18,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:40:18,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:40:18,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 22:40:18,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:40:18,679 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-14 22:40:18,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:40:18,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 25 states and 31 transitions. [2022-12-14 22:40:18,727 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 31 transitions. [2022-12-14 22:40:18,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 22:40:18,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:40:18,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:40:18,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:40:18,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 22:40:18,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:40:18,801 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 20 proven. 3 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2022-12-14 22:40:18,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:40:18,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 26 states and 32 transitions. [2022-12-14 22:40:18,847 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 32 transitions. [2022-12-14 22:40:18,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 22:40:18,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:40:18,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:40:18,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:40:18,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-14 22:40:18,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:40:18,922 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-12-14 22:40:18,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:40:18,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 27 states and 33 transitions. [2022-12-14 22:40:18,974 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 33 transitions. [2022-12-14 22:40:18,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-14 22:40:18,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:40:18,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:40:19,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:40:19,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-14 22:40:19,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:40:19,068 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 52 proven. 10 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2022-12-14 22:40:19,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:40:19,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 28 states and 33 transitions. [2022-12-14 22:40:19,124 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2022-12-14 22:40:19,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-12-14 22:40:19,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:40:19,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:40:19,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:40:19,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 22:40:19,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:40:19,212 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 76 proven. 1 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2022-12-14 22:40:19,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:40:19,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 29 states and 34 transitions. [2022-12-14 22:40:19,270 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 34 transitions. [2022-12-14 22:40:19,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-14 22:40:19,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:40:19,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:40:19,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:40:19,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 22:40:19,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:40:19,371 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 76 proven. 3 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2022-12-14 22:40:19,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:40:19,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 30 states and 35 transitions. [2022-12-14 22:40:19,437 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 35 transitions. [2022-12-14 22:40:19,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-14 22:40:19,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:40:19,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:40:19,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:40:19,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-14 22:40:19,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:40:19,529 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 76 proven. 6 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2022-12-14 22:40:19,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:40:19,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 31 states and 35 transitions. [2022-12-14 22:40:19,590 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 35 transitions. [2022-12-14 22:40:19,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-12-14 22:40:19,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:40:19,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:40:19,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 22:40:19,754 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 22:40:19,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 22:40:19,871 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 15 iterations. [2022-12-14 22:40:19,903 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 10:40:19 ImpRootNode [2022-12-14 22:40:19,903 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 22:40:19,903 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 22:40:19,903 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 22:40:19,904 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 22:40:19,904 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:40:17" (3/4) ... [2022-12-14 22:40:19,905 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-12-14 22:40:19,968 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d09f26-39fb-4e82-b3b2-99c44a0f2f1d/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 22:40:19,968 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 22:40:19,969 INFO L158 Benchmark]: Toolchain (without parser) took 2811.41ms. Allocated memory was 136.3MB in the beginning and 176.2MB in the end (delta: 39.8MB). Free memory was 104.3MB in the beginning and 83.4MB in the end (delta: 20.9MB). Peak memory consumption was 62.8MB. Max. memory is 16.1GB. [2022-12-14 22:40:19,969 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 136.3MB. Free memory is still 108.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:40:19,970 INFO L158 Benchmark]: CACSL2BoogieTranslator took 157.93ms. Allocated memory is still 136.3MB. Free memory was 103.8MB in the beginning and 93.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 22:40:19,970 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.75ms. Allocated memory is still 136.3MB. Free memory was 93.4MB in the beginning and 92.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:40:19,971 INFO L158 Benchmark]: Boogie Preprocessor took 17.34ms. Allocated memory is still 136.3MB. Free memory was 92.0MB in the beginning and 90.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 22:40:19,971 INFO L158 Benchmark]: RCFGBuilder took 273.29ms. Allocated memory is still 136.3MB. Free memory was 90.4MB in the beginning and 75.2MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 22:40:19,972 INFO L158 Benchmark]: CodeCheck took 2264.50ms. Allocated memory was 136.3MB in the beginning and 176.2MB in the end (delta: 39.8MB). Free memory was 75.2MB in the beginning and 88.6MB in the end (delta: -13.4MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. [2022-12-14 22:40:19,972 INFO L158 Benchmark]: Witness Printer took 65.21ms. Allocated memory is still 176.2MB. Free memory was 88.6MB in the beginning and 83.4MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 22:40:19,975 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: 2.2s, 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, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 182 SdHoareTripleChecker+Invalid, 0.8s 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, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.3s 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]=31] [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]=31] [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]=31] [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=-2, 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=-6, 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]=56] [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]=56] [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]=56] [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=-2, 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=-6, 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=2, 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=2, 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=2, 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=2, 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=2, x={3:0}] [L54] COND FALSE !(i<5 -1) [L57] x[5 -1] = temp VAL [i=4, ret=0, ret2=0, temp=2, 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]=91] [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]=91] [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]=91] [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=1, 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=3, 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)=1, ret=0, ret2=0, temp=2, x={3:0}] [L58] ret5 = rangesum(x) [L60] COND TRUE ret != ret2 || ret !=ret5 VAL [i=4, ret=0, ret2=0, ret5=1, temp=2, x={3:0}] [L61] reach_error() VAL [i=4, ret=0, ret2=0, ret5=1, temp=2, x={3:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 136.3MB. Free memory is still 108.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 157.93ms. Allocated memory is still 136.3MB. Free memory was 103.8MB in the beginning and 93.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.75ms. Allocated memory is still 136.3MB. Free memory was 93.4MB in the beginning and 92.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 17.34ms. Allocated memory is still 136.3MB. Free memory was 92.0MB in the beginning and 90.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 273.29ms. Allocated memory is still 136.3MB. Free memory was 90.4MB in the beginning and 75.2MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 2264.50ms. Allocated memory was 136.3MB in the beginning and 176.2MB in the end (delta: 39.8MB). Free memory was 75.2MB in the beginning and 88.6MB in the end (delta: -13.4MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. * Witness Printer took 65.21ms. Allocated memory is still 176.2MB. Free memory was 88.6MB in the beginning and 83.4MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2022-12-14 22:40:19,998 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d09f26-39fb-4e82-b3b2-99c44a0f2f1d/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE