./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/reducercommutativity/rangesum60.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c6ee485-aa31-4db2-a2da-acc9b50d6627/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c6ee485-aa31-4db2-a2da-acc9b50d6627/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c6ee485-aa31-4db2-a2da-acc9b50d6627/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c6ee485-aa31-4db2-a2da-acc9b50d6627/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/reducercommutativity/rangesum60.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c6ee485-aa31-4db2-a2da-acc9b50d6627/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c6ee485-aa31-4db2-a2da-acc9b50d6627/bin/ukojak-CwSLpZB5Qu --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 6531e15623308e4078ac0600b5852029139b0fe65df20988c6e3b5d5367f33f6 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:51:28,472 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:51:28,474 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:51:28,514 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:51:28,514 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:51:28,516 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:51:28,517 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:51:28,520 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:51:28,522 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:51:28,523 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:51:28,524 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:51:28,526 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:51:28,526 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:51:28,528 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:51:28,529 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:51:28,531 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:51:28,532 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:51:28,533 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:51:28,540 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:51:28,543 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:51:28,545 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:51:28,556 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:51:28,557 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:51:28,558 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:51:28,562 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:51:28,563 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:51:28,563 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:51:28,564 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:51:28,565 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:51:28,566 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:51:28,566 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:51:28,567 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:51:28,572 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:51:28,573 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:51:28,574 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:51:28,575 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:51:28,575 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:51:28,576 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:51:28,576 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:51:28,577 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:51:28,578 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:51:28,580 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c6ee485-aa31-4db2-a2da-acc9b50d6627/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:51:28,619 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:51:28,619 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:51:28,620 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:51:28,620 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:51:28,620 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:51:28,621 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:51:28,621 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:51:28,621 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:51:28,621 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:51:28,622 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:51:28,622 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:51:28,622 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:51:28,622 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:51:28,622 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:51:28,622 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:51:28,623 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:51:28,623 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:51:28,623 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:51:28,623 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:51:28,623 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:51:28,624 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:51:28,624 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:28,624 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:51:28,624 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:51:28,624 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:51:28,625 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:51:28,625 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:51:28,625 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:51:28,625 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_8c6ee485-aa31-4db2-a2da-acc9b50d6627/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c6ee485-aa31-4db2-a2da-acc9b50d6627/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6531e15623308e4078ac0600b5852029139b0fe65df20988c6e3b5d5367f33f6 [2021-11-23 15:51:28,882 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:51:28,917 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:51:28,919 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:51:28,921 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:51:28,922 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:51:28,924 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c6ee485-aa31-4db2-a2da-acc9b50d6627/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/reducercommutativity/rangesum60.i [2021-11-23 15:51:28,996 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c6ee485-aa31-4db2-a2da-acc9b50d6627/bin/ukojak-CwSLpZB5Qu/data/946e5c9a4/88f0fe05e50b49fa91a7c47c2c5e8c99/FLAG685d75e92 [2021-11-23 15:51:29,439 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:51:29,440 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c6ee485-aa31-4db2-a2da-acc9b50d6627/sv-benchmarks/c/reducercommutativity/rangesum60.i [2021-11-23 15:51:29,447 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c6ee485-aa31-4db2-a2da-acc9b50d6627/bin/ukojak-CwSLpZB5Qu/data/946e5c9a4/88f0fe05e50b49fa91a7c47c2c5e8c99/FLAG685d75e92 [2021-11-23 15:51:29,815 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c6ee485-aa31-4db2-a2da-acc9b50d6627/bin/ukojak-CwSLpZB5Qu/data/946e5c9a4/88f0fe05e50b49fa91a7c47c2c5e8c99 [2021-11-23 15:51:29,818 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:51:29,819 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:51:29,827 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:29,827 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:51:29,830 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:51:29,831 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:29" (1/1) ... [2021-11-23 15:51:29,834 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cbd1af5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:29, skipping insertion in model container [2021-11-23 15:51:29,835 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:29" (1/1) ... [2021-11-23 15:51:29,844 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:51:29,863 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:51:30,067 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_8c6ee485-aa31-4db2-a2da-acc9b50d6627/sv-benchmarks/c/reducercommutativity/rangesum60.i[1465,1478] [2021-11-23 15:51:30,070 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:30,081 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:51:30,125 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_8c6ee485-aa31-4db2-a2da-acc9b50d6627/sv-benchmarks/c/reducercommutativity/rangesum60.i[1465,1478] [2021-11-23 15:51:30,126 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:30,137 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:51:30,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:30 WrapperNode [2021-11-23 15:51:30,137 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:30,138 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:30,139 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:51:30,139 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:51:30,151 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:30" (1/1) ... [2021-11-23 15:51:30,175 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:30" (1/1) ... [2021-11-23 15:51:30,195 INFO L137 Inliner]: procedures = 17, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 70 [2021-11-23 15:51:30,196 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:30,197 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:51:30,197 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:51:30,197 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:51:30,206 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:30" (1/1) ... [2021-11-23 15:51:30,206 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:30" (1/1) ... [2021-11-23 15:51:30,209 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:30" (1/1) ... [2021-11-23 15:51:30,209 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:30" (1/1) ... [2021-11-23 15:51:30,216 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:30" (1/1) ... [2021-11-23 15:51:30,220 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:30" (1/1) ... [2021-11-23 15:51:30,222 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:30" (1/1) ... [2021-11-23 15:51:30,224 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:51:30,225 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:51:30,225 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:51:30,225 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:51:30,227 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:30" (1/1) ... [2021-11-23 15:51:30,234 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:30,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c6ee485-aa31-4db2-a2da-acc9b50d6627/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:51:30,259 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c6ee485-aa31-4db2-a2da-acc9b50d6627/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:51:30,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c6ee485-aa31-4db2-a2da-acc9b50d6627/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:51:30,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:51:30,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:51:30,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:51:30,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:51:30,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:51:30,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:51:30,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:51:30,318 INFO L130 BoogieDeclarations]: Found specification of procedure rangesum [2021-11-23 15:51:30,319 INFO L138 BoogieDeclarations]: Found implementation of procedure rangesum [2021-11-23 15:51:30,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:51:30,417 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:51:30,419 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:51:30,573 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:51:30,595 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:51:30,599 INFO L158 Benchmark]: Toolchain (without parser) took 778.78ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 53.0MB in the beginning and 71.6MB in the end (delta: -18.7MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:51:30,600 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 92.3MB. Free memory is still 69.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:51:30,601 INFO L158 Benchmark]: CACSL2BoogieTranslator took 310.69ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 52.8MB in the beginning and 86.3MB in the end (delta: -33.5MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2021-11-23 15:51:30,602 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.66ms. Allocated memory is still 111.1MB. Free memory was 86.3MB in the beginning and 84.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:51:30,603 INFO L158 Benchmark]: Boogie Preprocessor took 27.71ms. Allocated memory is still 111.1MB. Free memory was 84.8MB in the beginning and 83.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:51:30,604 INFO L158 Benchmark]: RCFGBuilder took 372.26ms. Allocated memory is still 111.1MB. Free memory was 83.6MB in the beginning and 72.2MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:51:30,625 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 92.3MB. Free memory is still 69.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 310.69ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 52.8MB in the beginning and 86.3MB in the end (delta: -33.5MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.66ms. Allocated memory is still 111.1MB. Free memory was 86.3MB in the beginning and 84.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.71ms. Allocated memory is still 111.1MB. Free memory was 84.8MB in the beginning and 83.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 372.26ms. Allocated memory is still 111.1MB. Free memory was 83.6MB in the beginning and 72.2MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:51:30,704 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c6ee485-aa31-4db2-a2da-acc9b50d6627/bin/ukojak-CwSLpZB5Qu/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c6ee485-aa31-4db2-a2da-acc9b50d6627/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c6ee485-aa31-4db2-a2da-acc9b50d6627/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c6ee485-aa31-4db2-a2da-acc9b50d6627/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c6ee485-aa31-4db2-a2da-acc9b50d6627/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/reducercommutativity/rangesum60.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c6ee485-aa31-4db2-a2da-acc9b50d6627/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c6ee485-aa31-4db2-a2da-acc9b50d6627/bin/ukojak-CwSLpZB5Qu --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 6531e15623308e4078ac0600b5852029139b0fe65df20988c6e3b5d5367f33f6 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:51:33,326 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:51:33,328 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:51:33,377 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:51:33,378 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:51:33,379 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:51:33,381 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:51:33,384 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:51:33,386 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:51:33,387 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:51:33,389 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:51:33,390 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:51:33,391 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:51:33,392 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:51:33,395 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:51:33,397 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:51:33,398 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:51:33,399 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:51:33,401 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:51:33,404 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:51:33,406 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:51:33,410 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:51:33,411 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:51:33,412 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:51:33,417 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:51:33,417 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:51:33,417 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:51:33,418 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:51:33,419 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:51:33,420 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:51:33,421 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:51:33,422 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:51:33,423 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:51:33,424 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:51:33,425 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:51:33,426 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:51:33,427 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:51:33,427 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:51:33,427 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:51:33,429 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:51:33,430 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:51:33,431 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c6ee485-aa31-4db2-a2da-acc9b50d6627/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:51:33,459 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:51:33,459 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:51:33,460 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:51:33,460 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:51:33,461 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:51:33,461 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:51:33,461 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:51:33,462 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:51:33,462 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:51:33,462 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:51:33,462 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:51:33,462 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:51:33,463 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:51:33,463 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:51:33,463 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:51:33,463 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:51:33,463 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:51:33,464 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:51:33,464 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:51:33,464 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:51:33,464 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:51:33,464 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:51:33,465 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:51:33,465 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:33,465 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:51:33,465 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:51:33,466 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:51:33,466 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:51:33,466 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:51:33,466 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:51:33,466 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:51:33,467 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:51:33,467 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c6ee485-aa31-4db2-a2da-acc9b50d6627/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c6ee485-aa31-4db2-a2da-acc9b50d6627/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6531e15623308e4078ac0600b5852029139b0fe65df20988c6e3b5d5367f33f6 [2021-11-23 15:51:33,902 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:51:33,925 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:51:33,928 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:51:33,929 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:51:33,930 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:51:33,932 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c6ee485-aa31-4db2-a2da-acc9b50d6627/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/reducercommutativity/rangesum60.i [2021-11-23 15:51:34,011 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c6ee485-aa31-4db2-a2da-acc9b50d6627/bin/ukojak-CwSLpZB5Qu/data/5d795273f/95c965aedee047c5b6e7e61ec2924607/FLAG847f55dc0 [2021-11-23 15:51:34,594 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:51:34,595 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c6ee485-aa31-4db2-a2da-acc9b50d6627/sv-benchmarks/c/reducercommutativity/rangesum60.i [2021-11-23 15:51:34,604 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c6ee485-aa31-4db2-a2da-acc9b50d6627/bin/ukojak-CwSLpZB5Qu/data/5d795273f/95c965aedee047c5b6e7e61ec2924607/FLAG847f55dc0 [2021-11-23 15:51:35,018 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c6ee485-aa31-4db2-a2da-acc9b50d6627/bin/ukojak-CwSLpZB5Qu/data/5d795273f/95c965aedee047c5b6e7e61ec2924607 [2021-11-23 15:51:35,022 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:51:35,024 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:51:35,027 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:35,027 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:51:35,031 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:51:35,032 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:35" (1/1) ... [2021-11-23 15:51:35,033 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17f1ec8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:35, skipping insertion in model container [2021-11-23 15:51:35,034 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:35" (1/1) ... [2021-11-23 15:51:35,042 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:51:35,064 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:51:35,313 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_8c6ee485-aa31-4db2-a2da-acc9b50d6627/sv-benchmarks/c/reducercommutativity/rangesum60.i[1465,1478] [2021-11-23 15:51:35,316 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:35,361 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:51:35,418 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_8c6ee485-aa31-4db2-a2da-acc9b50d6627/sv-benchmarks/c/reducercommutativity/rangesum60.i[1465,1478] [2021-11-23 15:51:35,419 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:35,435 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:51:35,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:35 WrapperNode [2021-11-23 15:51:35,436 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:35,437 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:35,438 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:51:35,438 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:51:35,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:35" (1/1) ... [2021-11-23 15:51:35,467 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:35" (1/1) ... [2021-11-23 15:51:35,496 INFO L137 Inliner]: procedures = 19, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 66 [2021-11-23 15:51:35,497 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:35,498 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:51:35,498 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:51:35,498 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:51:35,506 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:35" (1/1) ... [2021-11-23 15:51:35,507 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:35" (1/1) ... [2021-11-23 15:51:35,518 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:35" (1/1) ... [2021-11-23 15:51:35,519 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:35" (1/1) ... [2021-11-23 15:51:35,537 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:35" (1/1) ... [2021-11-23 15:51:35,542 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:35" (1/1) ... [2021-11-23 15:51:35,552 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:35" (1/1) ... [2021-11-23 15:51:35,561 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:51:35,563 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:51:35,563 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:51:35,563 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:51:35,564 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:35" (1/1) ... [2021-11-23 15:51:35,572 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:35,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c6ee485-aa31-4db2-a2da-acc9b50d6627/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:51:35,604 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c6ee485-aa31-4db2-a2da-acc9b50d6627/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:51:35,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c6ee485-aa31-4db2-a2da-acc9b50d6627/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:51:35,659 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:51:35,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:51:35,660 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:51:35,660 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:51:35,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:51:35,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:51:35,661 INFO L130 BoogieDeclarations]: Found specification of procedure rangesum [2021-11-23 15:51:35,661 INFO L138 BoogieDeclarations]: Found implementation of procedure rangesum [2021-11-23 15:51:35,661 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:51:35,663 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:51:35,777 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:51:35,779 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:51:36,504 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:51:36,527 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:51:36,533 INFO L158 Benchmark]: Toolchain (without parser) took 1507.94ms. Allocated memory is still 69.2MB. Free memory was 49.9MB in the beginning and 36.3MB in the end (delta: 13.6MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2021-11-23 15:51:36,534 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 69.2MB. Free memory was 50.1MB in the beginning and 50.0MB in the end (delta: 54.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:51:36,536 INFO L158 Benchmark]: CACSL2BoogieTranslator took 409.77ms. Allocated memory is still 69.2MB. Free memory was 49.7MB in the beginning and 51.1MB in the end (delta: -1.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:51:36,537 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.54ms. Allocated memory is still 69.2MB. Free memory was 50.9MB in the beginning and 49.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:51:36,539 INFO L158 Benchmark]: Boogie Preprocessor took 64.18ms. Allocated memory is still 69.2MB. Free memory was 49.3MB in the beginning and 48.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:51:36,540 INFO L158 Benchmark]: RCFGBuilder took 968.51ms. Allocated memory is still 69.2MB. Free memory was 47.8MB in the beginning and 36.3MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:51:36,543 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 69.2MB. Free memory was 50.1MB in the beginning and 50.0MB in the end (delta: 54.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 409.77ms. Allocated memory is still 69.2MB. Free memory was 49.7MB in the beginning and 51.1MB in the end (delta: -1.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.54ms. Allocated memory is still 69.2MB. Free memory was 50.9MB in the beginning and 49.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 64.18ms. Allocated memory is still 69.2MB. Free memory was 49.3MB in the beginning and 48.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 968.51ms. Allocated memory is still 69.2MB. Free memory was 47.8MB in the beginning and 36.3MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:51:36,603 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c6ee485-aa31-4db2-a2da-acc9b50d6627/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable