./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/forester-heap/dll-01-2.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_8395b566-2332-4493-9283-8d26a501c377/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8395b566-2332-4493-9283-8d26a501c377/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_8395b566-2332-4493-9283-8d26a501c377/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8395b566-2332-4493-9283-8d26a501c377/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/forester-heap/dll-01-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8395b566-2332-4493-9283-8d26a501c377/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_8395b566-2332-4493-9283-8d26a501c377/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 652acbc8fb2d659424086f7ee4bd5fc2f45ff1d49f46cde68db4fdee1ed0638e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:32:17,319 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:32:17,323 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:32:17,400 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:32:17,403 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:32:17,410 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:32:17,414 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:32:17,420 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:32:17,424 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:32:17,433 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:32:17,435 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:32:17,436 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:32:17,438 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:32:17,441 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:32:17,444 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:32:17,448 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:32:17,453 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:32:17,456 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:32:17,463 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:32:17,466 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:32:17,471 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:32:17,473 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:32:17,477 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:32:17,479 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:32:17,489 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:32:17,490 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:32:17,491 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:32:17,493 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:32:17,494 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:32:17,496 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:32:17,497 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:32:17,498 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:32:17,500 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:32:17,502 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:32:17,504 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:32:17,505 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:32:17,506 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:32:17,506 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:32:17,506 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:32:17,508 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:32:17,509 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:32:17,510 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8395b566-2332-4493-9283-8d26a501c377/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:32:17,560 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:32:17,560 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:32:17,562 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:32:17,563 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:32:17,563 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:32:17,564 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:32:17,564 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:32:17,564 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:32:17,565 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:32:17,572 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:32:17,573 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:32:17,574 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:32:17,574 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:32:17,574 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:32:17,575 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:32:17,575 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:32:17,575 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:32:17,575 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:32:17,576 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:32:17,576 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:32:17,576 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:32:17,577 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:32:17,577 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:32:17,577 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:32:17,578 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:32:17,578 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:32:17,578 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:32:17,578 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:32:17,579 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_8395b566-2332-4493-9283-8d26a501c377/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8395b566-2332-4493-9283-8d26a501c377/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 652acbc8fb2d659424086f7ee4bd5fc2f45ff1d49f46cde68db4fdee1ed0638e [2021-11-23 15:32:17,870 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:32:17,897 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:32:17,901 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:32:17,902 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:32:17,903 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:32:17,905 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8395b566-2332-4493-9283-8d26a501c377/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/forester-heap/dll-01-2.i [2021-11-23 15:32:18,051 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8395b566-2332-4493-9283-8d26a501c377/bin/ukojak-CwSLpZB5Qu/data/eaafe77e0/ac660fd161ed4837a3ecd42ea4676f4a/FLAGfc7e1a8cd [2021-11-23 15:32:18,563 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:32:18,564 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i [2021-11-23 15:32:18,596 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8395b566-2332-4493-9283-8d26a501c377/bin/ukojak-CwSLpZB5Qu/data/eaafe77e0/ac660fd161ed4837a3ecd42ea4676f4a/FLAGfc7e1a8cd [2021-11-23 15:32:18,838 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8395b566-2332-4493-9283-8d26a501c377/bin/ukojak-CwSLpZB5Qu/data/eaafe77e0/ac660fd161ed4837a3ecd42ea4676f4a [2021-11-23 15:32:18,841 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:32:18,843 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:32:18,847 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:32:18,847 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:32:18,851 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:32:18,852 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:32:18" (1/1) ... [2021-11-23 15:32:18,853 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c8099dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:18, skipping insertion in model container [2021-11-23 15:32:18,854 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:32:18" (1/1) ... [2021-11-23 15:32:18,862 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:32:18,906 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:32:19,222 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[22080,22093] [2021-11-23 15:32:19,230 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[22353,22366] [2021-11-23 15:32:19,239 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[22587,22600] [2021-11-23 15:32:19,242 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[22657,22670] [2021-11-23 15:32:19,248 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[22924,22937] [2021-11-23 15:32:19,252 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[23032,23045] [2021-11-23 15:32:19,259 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[23263,23276] [2021-11-23 15:32:19,261 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[23343,23356] [2021-11-23 15:32:19,263 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[23422,23435] [2021-11-23 15:32:19,265 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[23512,23525] [2021-11-23 15:32:19,269 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[23690,23703] [2021-11-23 15:32:19,271 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[23768,23781] [2021-11-23 15:32:19,273 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[23845,23858] [2021-11-23 15:32:19,286 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:32:19,299 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:32:19,355 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[22080,22093] [2021-11-23 15:32:19,365 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[22353,22366] [2021-11-23 15:32:19,371 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[22587,22600] [2021-11-23 15:32:19,372 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[22657,22670] [2021-11-23 15:32:19,381 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[22924,22937] [2021-11-23 15:32:19,385 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[23032,23045] [2021-11-23 15:32:19,388 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[23263,23276] [2021-11-23 15:32:19,392 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[23343,23356] [2021-11-23 15:32:19,393 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[23422,23435] [2021-11-23 15:32:19,393 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[23512,23525] [2021-11-23 15:32:19,394 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[23690,23703] [2021-11-23 15:32:19,395 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[23768,23781] [2021-11-23 15:32:19,395 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[23845,23858] [2021-11-23 15:32:19,398 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:32:19,430 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:32:19,430 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:19 WrapperNode [2021-11-23 15:32:19,430 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:32:19,431 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:32:19,432 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:32:19,432 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:32:19,440 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:19" (1/1) ... [2021-11-23 15:32:19,456 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:19" (1/1) ... [2021-11-23 15:32:19,496 INFO L137 Inliner]: procedures = 119, calls = 45, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 225 [2021-11-23 15:32:19,497 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:32:19,499 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:32:19,499 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:32:19,499 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:32:19,511 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:19" (1/1) ... [2021-11-23 15:32:19,512 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:19" (1/1) ... [2021-11-23 15:32:19,530 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:19" (1/1) ... [2021-11-23 15:32:19,532 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:19" (1/1) ... [2021-11-23 15:32:19,553 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:19" (1/1) ... [2021-11-23 15:32:19,562 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:19" (1/1) ... [2021-11-23 15:32:19,578 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:19" (1/1) ... [2021-11-23 15:32:19,583 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:32:19,584 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:32:19,585 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:32:19,585 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:32:19,591 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:19" (1/1) ... [2021-11-23 15:32:19,604 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:32:19,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8395b566-2332-4493-9283-8d26a501c377/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:32:19,634 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8395b566-2332-4493-9283-8d26a501c377/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:32:19,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8395b566-2332-4493-9283-8d26a501c377/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:32:19,701 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:32:19,701 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:32:19,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:32:19,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:32:19,702 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:32:19,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:32:19,702 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:32:19,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:32:19,821 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:32:19,823 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:32:20,373 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:32:20,396 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:32:20,401 INFO L158 Benchmark]: Toolchain (without parser) took 1557.38ms. Allocated memory was 90.2MB in the beginning and 121.6MB in the end (delta: 31.5MB). Free memory was 53.8MB in the beginning and 94.7MB in the end (delta: -40.9MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. [2021-11-23 15:32:20,402 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 90.2MB. Free memory is still 43.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:32:20,403 INFO L158 Benchmark]: CACSL2BoogieTranslator took 583.82ms. Allocated memory was 90.2MB in the beginning and 121.6MB in the end (delta: 31.5MB). Free memory was 53.7MB in the beginning and 85.5MB in the end (delta: -31.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:32:20,404 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.25ms. Allocated memory is still 121.6MB. Free memory was 85.5MB in the beginning and 83.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:32:20,405 INFO L158 Benchmark]: Boogie Preprocessor took 84.87ms. Allocated memory is still 121.6MB. Free memory was 83.1MB in the beginning and 81.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:32:20,406 INFO L158 Benchmark]: RCFGBuilder took 814.84ms. Allocated memory is still 121.6MB. Free memory was 81.0MB in the beginning and 94.7MB in the end (delta: -13.7MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. [2021-11-23 15:32:20,411 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 90.2MB. Free memory is still 43.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 583.82ms. Allocated memory was 90.2MB in the beginning and 121.6MB in the end (delta: 31.5MB). Free memory was 53.7MB in the beginning and 85.5MB in the end (delta: -31.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.25ms. Allocated memory is still 121.6MB. Free memory was 85.5MB in the beginning and 83.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 84.87ms. Allocated memory is still 121.6MB. Free memory was 83.1MB in the beginning and 81.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 814.84ms. Allocated memory is still 121.6MB. Free memory was 81.0MB in the beginning and 94.7MB in the end (delta: -13.7MB). Peak memory consumption was 24.9MB. 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 15:32:20,471 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8395b566-2332-4493-9283-8d26a501c377/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_8395b566-2332-4493-9283-8d26a501c377/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8395b566-2332-4493-9283-8d26a501c377/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_8395b566-2332-4493-9283-8d26a501c377/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8395b566-2332-4493-9283-8d26a501c377/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/forester-heap/dll-01-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8395b566-2332-4493-9283-8d26a501c377/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_8395b566-2332-4493-9283-8d26a501c377/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 652acbc8fb2d659424086f7ee4bd5fc2f45ff1d49f46cde68db4fdee1ed0638e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:32:23,277 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:32:23,279 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:32:23,337 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:32:23,338 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:32:23,343 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:32:23,346 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:32:23,351 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:32:23,356 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:32:23,366 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:32:23,371 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:32:23,373 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:32:23,374 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:32:23,375 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:32:23,383 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:32:23,385 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:32:23,392 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:32:23,394 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:32:23,396 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:32:23,400 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:32:23,407 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:32:23,410 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:32:23,413 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:32:23,416 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:32:23,421 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:32:23,427 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:32:23,428 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:32:23,429 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:32:23,430 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:32:23,431 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:32:23,432 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:32:23,433 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:32:23,434 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:32:23,435 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:32:23,437 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:32:23,437 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:32:23,438 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:32:23,439 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:32:23,439 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:32:23,440 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:32:23,441 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:32:23,443 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8395b566-2332-4493-9283-8d26a501c377/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:32:23,501 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:32:23,504 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:32:23,505 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:32:23,505 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:32:23,506 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:32:23,506 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:32:23,506 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:32:23,506 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:32:23,507 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:32:23,507 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:32:23,507 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:32:23,507 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:32:23,507 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:32:23,508 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:32:23,508 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:32:23,508 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:32:23,508 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:32:23,509 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:32:23,509 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:32:23,509 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:32:23,509 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:32:23,509 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:32:23,510 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:32:23,510 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:32:23,510 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:32:23,510 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:32:23,511 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:32:23,511 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:32:23,511 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:32:23,511 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:32:23,511 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:32:23,512 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:32:23,512 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_8395b566-2332-4493-9283-8d26a501c377/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8395b566-2332-4493-9283-8d26a501c377/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 652acbc8fb2d659424086f7ee4bd5fc2f45ff1d49f46cde68db4fdee1ed0638e [2021-11-23 15:32:23,967 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:32:23,993 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:32:23,997 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:32:23,999 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:32:23,999 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:32:24,001 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8395b566-2332-4493-9283-8d26a501c377/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/forester-heap/dll-01-2.i [2021-11-23 15:32:24,095 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8395b566-2332-4493-9283-8d26a501c377/bin/ukojak-CwSLpZB5Qu/data/0578030ed/cc5afa44911545d59b1c76cadc43113e/FLAGc22de9798 [2021-11-23 15:32:24,684 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:32:24,685 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i [2021-11-23 15:32:24,698 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8395b566-2332-4493-9283-8d26a501c377/bin/ukojak-CwSLpZB5Qu/data/0578030ed/cc5afa44911545d59b1c76cadc43113e/FLAGc22de9798 [2021-11-23 15:32:24,958 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8395b566-2332-4493-9283-8d26a501c377/bin/ukojak-CwSLpZB5Qu/data/0578030ed/cc5afa44911545d59b1c76cadc43113e [2021-11-23 15:32:24,960 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:32:24,962 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:32:24,969 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:32:24,969 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:32:24,971 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:32:24,972 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:32:24" (1/1) ... [2021-11-23 15:32:24,973 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b375c68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:24, skipping insertion in model container [2021-11-23 15:32:24,974 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:32:24" (1/1) ... [2021-11-23 15:32:24,981 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:32:25,038 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:32:25,350 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[22080,22093] [2021-11-23 15:32:25,357 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[22353,22366] [2021-11-23 15:32:25,361 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[22587,22600] [2021-11-23 15:32:25,362 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[22657,22670] [2021-11-23 15:32:25,366 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[22924,22937] [2021-11-23 15:32:25,368 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[23032,23045] [2021-11-23 15:32:25,370 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[23263,23276] [2021-11-23 15:32:25,372 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[23343,23356] [2021-11-23 15:32:25,373 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[23422,23435] [2021-11-23 15:32:25,375 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[23512,23525] [2021-11-23 15:32:25,377 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[23690,23703] [2021-11-23 15:32:25,378 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[23768,23781] [2021-11-23 15:32:25,379 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[23845,23858] [2021-11-23 15:32:25,384 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:32:25,398 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:32:25,433 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[22080,22093] [2021-11-23 15:32:25,436 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[22353,22366] [2021-11-23 15:32:25,439 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[22587,22600] [2021-11-23 15:32:25,440 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[22657,22670] [2021-11-23 15:32:25,444 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[22924,22937] [2021-11-23 15:32:25,445 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[23032,23045] [2021-11-23 15:32:25,447 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[23263,23276] [2021-11-23 15:32:25,449 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[23343,23356] [2021-11-23 15:32:25,450 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[23422,23435] [2021-11-23 15:32:25,451 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[23512,23525] [2021-11-23 15:32:25,453 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[23690,23703] [2021-11-23 15:32:25,454 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[23768,23781] [2021-11-23 15:32:25,455 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_8395b566-2332-4493-9283-8d26a501c377/sv-benchmarks/c/forester-heap/dll-01-2.i[23845,23858] [2021-11-23 15:32:25,458 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:32:25,490 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:32:25,490 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:25 WrapperNode [2021-11-23 15:32:25,491 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:32:25,492 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:32:25,492 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:32:25,492 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:32:25,499 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:25" (1/1) ... [2021-11-23 15:32:25,518 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:25" (1/1) ... [2021-11-23 15:32:25,565 INFO L137 Inliner]: procedures = 120, calls = 45, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 223 [2021-11-23 15:32:25,566 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:32:25,566 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:32:25,567 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:32:25,567 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:32:25,576 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:25" (1/1) ... [2021-11-23 15:32:25,576 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:25" (1/1) ... [2021-11-23 15:32:25,598 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:25" (1/1) ... [2021-11-23 15:32:25,604 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:25" (1/1) ... [2021-11-23 15:32:25,618 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:25" (1/1) ... [2021-11-23 15:32:25,642 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:25" (1/1) ... [2021-11-23 15:32:25,649 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:25" (1/1) ... [2021-11-23 15:32:25,653 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:32:25,654 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:32:25,654 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:32:25,654 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:32:25,655 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:25" (1/1) ... [2021-11-23 15:32:25,662 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:32:25,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8395b566-2332-4493-9283-8d26a501c377/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:32:25,692 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8395b566-2332-4493-9283-8d26a501c377/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:32:25,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8395b566-2332-4493-9283-8d26a501c377/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:32:25,750 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:32:25,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:32:25,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:32:25,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:32:25,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:32:25,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:32:25,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:32:25,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:32:25,879 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:32:25,880 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:32:26,513 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:32:26,532 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:32:26,536 INFO L158 Benchmark]: Toolchain (without parser) took 1573.38ms. Allocated memory is still 83.9MB. Free memory was 47.5MB in the beginning and 60.3MB in the end (delta: -12.8MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. [2021-11-23 15:32:26,537 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 83.9MB. Free memory is still 65.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:32:26,538 INFO L158 Benchmark]: CACSL2BoogieTranslator took 522.22ms. Allocated memory is still 83.9MB. Free memory was 47.3MB in the beginning and 58.3MB in the end (delta: -11.0MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. [2021-11-23 15:32:26,538 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.05ms. Allocated memory is still 83.9MB. Free memory was 58.1MB in the beginning and 55.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:32:26,539 INFO L158 Benchmark]: Boogie Preprocessor took 86.36ms. Allocated memory is still 83.9MB. Free memory was 55.7MB in the beginning and 53.4MB in the end (delta: 2.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:32:26,540 INFO L158 Benchmark]: RCFGBuilder took 880.64ms. Allocated memory is still 83.9MB. Free memory was 53.2MB in the beginning and 60.3MB in the end (delta: -7.1MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. [2021-11-23 15:32:26,543 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 83.9MB. Free memory is still 65.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 522.22ms. Allocated memory is still 83.9MB. Free memory was 47.3MB in the beginning and 58.3MB in the end (delta: -11.0MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.05ms. Allocated memory is still 83.9MB. Free memory was 58.1MB in the beginning and 55.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 86.36ms. Allocated memory is still 83.9MB. Free memory was 55.7MB in the beginning and 53.4MB in the end (delta: 2.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 880.64ms. Allocated memory is still 83.9MB. Free memory was 53.2MB in the beginning and 60.3MB in the end (delta: -7.1MB). Peak memory consumption was 21.6MB. 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 15:32:26,596 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8395b566-2332-4493-9283-8d26a501c377/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