./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/forester-heap/sll-queue-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_22cbc632-1408-45d7-b45b-545a7fb46f91/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22cbc632-1408-45d7-b45b-545a7fb46f91/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_22cbc632-1408-45d7-b45b-545a7fb46f91/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22cbc632-1408-45d7-b45b-545a7fb46f91/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/forester-heap/sll-queue-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22cbc632-1408-45d7-b45b-545a7fb46f91/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_22cbc632-1408-45d7-b45b-545a7fb46f91/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 af4a0e4f738e916feae01fb2c2f056f4ba7834b8a7b8d69765614c5417c16c63 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:46:38,989 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:46:38,992 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:46:39,059 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:46:39,059 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:46:39,064 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:46:39,066 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:46:39,072 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:46:39,075 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:46:39,084 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:46:39,085 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:46:39,088 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:46:39,088 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:46:39,092 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:46:39,098 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:46:39,105 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:46:39,107 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:46:39,109 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:46:39,112 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:46:39,121 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:46:39,123 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:46:39,125 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:46:39,129 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:46:39,130 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:46:39,140 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:46:39,141 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:46:39,141 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:46:39,143 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:46:39,144 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:46:39,146 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:46:39,146 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:46:39,148 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:46:39,150 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:46:39,151 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:46:39,153 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:46:39,153 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:46:39,154 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:46:39,155 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:46:39,155 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:46:39,156 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:46:39,157 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:46:39,158 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22cbc632-1408-45d7-b45b-545a7fb46f91/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:46:39,200 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:46:39,201 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:46:39,202 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:46:39,203 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:46:39,204 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:46:39,204 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:46:39,204 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:46:39,205 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:46:39,205 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:46:39,205 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:46:39,206 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:46:39,206 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:46:39,207 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:46:39,207 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:46:39,207 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:46:39,207 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:46:39,208 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:46:39,208 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:46:39,208 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:46:39,208 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:46:39,209 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:46:39,209 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:39,209 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:46:39,210 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:46:39,210 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:46:39,210 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:46:39,210 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:46:39,211 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:46:39,211 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_22cbc632-1408-45d7-b45b-545a7fb46f91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22cbc632-1408-45d7-b45b-545a7fb46f91/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> af4a0e4f738e916feae01fb2c2f056f4ba7834b8a7b8d69765614c5417c16c63 [2021-11-23 15:46:39,518 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:46:39,550 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:46:39,553 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:46:39,555 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:46:39,556 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:46:39,558 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22cbc632-1408-45d7-b45b-545a7fb46f91/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/forester-heap/sll-queue-2.i [2021-11-23 15:46:39,654 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22cbc632-1408-45d7-b45b-545a7fb46f91/bin/ukojak-CwSLpZB5Qu/data/2050adc4e/3d27fc02f74e42ff8ca6b9c0cc862ff5/FLAG652ede6b1 [2021-11-23 15:46:40,268 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:46:40,268 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i [2021-11-23 15:46:40,303 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22cbc632-1408-45d7-b45b-545a7fb46f91/bin/ukojak-CwSLpZB5Qu/data/2050adc4e/3d27fc02f74e42ff8ca6b9c0cc862ff5/FLAG652ede6b1 [2021-11-23 15:46:40,551 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22cbc632-1408-45d7-b45b-545a7fb46f91/bin/ukojak-CwSLpZB5Qu/data/2050adc4e/3d27fc02f74e42ff8ca6b9c0cc862ff5 [2021-11-23 15:46:40,553 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:46:40,555 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:46:40,558 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:46:40,558 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:46:40,561 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:46:40,562 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:40" (1/1) ... [2021-11-23 15:46:40,563 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4632dd07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:40, skipping insertion in model container [2021-11-23 15:46:40,563 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:40" (1/1) ... [2021-11-23 15:46:40,595 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:46:40,672 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:46:40,993 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[22387,22400] [2021-11-23 15:46:40,998 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[22458,22471] [2021-11-23 15:46:40,999 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[22532,22545] [2021-11-23 15:46:41,000 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[22624,22637] [2021-11-23 15:46:41,001 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[22701,22714] [2021-11-23 15:46:41,002 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[22796,22809] [2021-11-23 15:46:41,003 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[22873,22886] [2021-11-23 15:46:41,004 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[22956,22969] [2021-11-23 15:46:41,005 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[23051,23064] [2021-11-23 15:46:41,006 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[23128,23141] [2021-11-23 15:46:41,007 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[23211,23224] [2021-11-23 15:46:41,009 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[23300,23313] [2021-11-23 15:46:41,010 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[23386,23399] [2021-11-23 15:46:41,011 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[23532,23545] [2021-11-23 15:46:41,018 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:41,031 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:46:41,093 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[22387,22400] [2021-11-23 15:46:41,094 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[22458,22471] [2021-11-23 15:46:41,095 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[22532,22545] [2021-11-23 15:46:41,096 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[22624,22637] [2021-11-23 15:46:41,097 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[22701,22714] [2021-11-23 15:46:41,098 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[22796,22809] [2021-11-23 15:46:41,099 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[22873,22886] [2021-11-23 15:46:41,100 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[22956,22969] [2021-11-23 15:46:41,106 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[23051,23064] [2021-11-23 15:46:41,107 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[23128,23141] [2021-11-23 15:46:41,108 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[23211,23224] [2021-11-23 15:46:41,110 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[23300,23313] [2021-11-23 15:46:41,111 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[23386,23399] [2021-11-23 15:46:41,113 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[23532,23545] [2021-11-23 15:46:41,115 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:41,153 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:46:41,154 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:41 WrapperNode [2021-11-23 15:46:41,154 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:46:41,155 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:46:41,155 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:46:41,156 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:46:41,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:41" (1/1) ... [2021-11-23 15:46:41,188 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:41" (1/1) ... [2021-11-23 15:46:41,219 INFO L137 Inliner]: procedures = 119, calls = 35, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 219 [2021-11-23 15:46:41,219 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:46:41,220 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:46:41,220 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:46:41,221 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:46:41,231 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:41" (1/1) ... [2021-11-23 15:46:41,231 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:41" (1/1) ... [2021-11-23 15:46:41,236 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:41" (1/1) ... [2021-11-23 15:46:41,236 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:41" (1/1) ... [2021-11-23 15:46:41,253 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:41" (1/1) ... [2021-11-23 15:46:41,271 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:41" (1/1) ... [2021-11-23 15:46:41,273 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:41" (1/1) ... [2021-11-23 15:46:41,278 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:46:41,279 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:46:41,279 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:46:41,279 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:46:41,280 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:41" (1/1) ... [2021-11-23 15:46:41,289 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:41,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22cbc632-1408-45d7-b45b-545a7fb46f91/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:46:41,332 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22cbc632-1408-45d7-b45b-545a7fb46f91/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:46:41,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22cbc632-1408-45d7-b45b-545a7fb46f91/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:46:41,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:46:41,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:46:41,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:46:41,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:46:41,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:46:41,393 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:46:41,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:46:41,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:46:41,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:46:41,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:46:41,538 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:46:41,540 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:46:41,923 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:46:41,962 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:46:41,968 INFO L158 Benchmark]: Toolchain (without parser) took 1412.14ms. Allocated memory was 88.1MB in the beginning and 125.8MB in the end (delta: 37.7MB). Free memory was 46.6MB in the beginning and 92.0MB in the end (delta: -45.4MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. [2021-11-23 15:46:41,969 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 88.1MB. Free memory was 64.3MB in the beginning and 64.2MB in the end (delta: 79.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:46:41,970 INFO L158 Benchmark]: CACSL2BoogieTranslator took 596.39ms. Allocated memory is still 88.1MB. Free memory was 46.5MB in the beginning and 47.7MB in the end (delta: -1.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:46:41,971 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.41ms. Allocated memory is still 88.1MB. Free memory was 47.7MB in the beginning and 45.3MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:46:41,972 INFO L158 Benchmark]: Boogie Preprocessor took 57.65ms. Allocated memory is still 88.1MB. Free memory was 45.3MB in the beginning and 43.5MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:46:41,974 INFO L158 Benchmark]: RCFGBuilder took 687.31ms. Allocated memory was 88.1MB in the beginning and 125.8MB in the end (delta: 37.7MB). Free memory was 43.2MB in the beginning and 92.0MB in the end (delta: -48.8MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2021-11-23 15:46:41,978 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 88.1MB. Free memory was 64.3MB in the beginning and 64.2MB in the end (delta: 79.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 596.39ms. Allocated memory is still 88.1MB. Free memory was 46.5MB in the beginning and 47.7MB in the end (delta: -1.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.41ms. Allocated memory is still 88.1MB. Free memory was 47.7MB in the beginning and 45.3MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.65ms. Allocated memory is still 88.1MB. Free memory was 45.3MB in the beginning and 43.5MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 687.31ms. Allocated memory was 88.1MB in the beginning and 125.8MB in the end (delta: 37.7MB). Free memory was 43.2MB in the beginning and 92.0MB in the end (delta: -48.8MB). Peak memory consumption was 13.6MB. 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 15:46:42,017 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22cbc632-1408-45d7-b45b-545a7fb46f91/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_22cbc632-1408-45d7-b45b-545a7fb46f91/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22cbc632-1408-45d7-b45b-545a7fb46f91/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_22cbc632-1408-45d7-b45b-545a7fb46f91/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22cbc632-1408-45d7-b45b-545a7fb46f91/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/forester-heap/sll-queue-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22cbc632-1408-45d7-b45b-545a7fb46f91/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_22cbc632-1408-45d7-b45b-545a7fb46f91/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 af4a0e4f738e916feae01fb2c2f056f4ba7834b8a7b8d69765614c5417c16c63 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:46:44,535 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:46:44,537 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:46:44,603 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:46:44,604 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:46:44,609 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:46:44,611 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:46:44,620 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:46:44,623 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:46:44,629 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:46:44,633 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:46:44,635 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:46:44,636 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:46:44,639 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:46:44,641 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:46:44,648 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:46:44,650 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:46:44,651 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:46:44,653 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:46:44,664 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:46:44,666 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:46:44,668 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:46:44,671 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:46:44,673 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:46:44,683 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:46:44,684 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:46:44,684 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:46:44,686 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:46:44,687 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:46:44,688 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:46:44,689 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:46:44,690 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:46:44,692 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:46:44,693 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:46:44,694 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:46:44,695 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:46:44,696 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:46:44,696 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:46:44,696 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:46:44,698 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:46:44,699 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:46:44,704 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22cbc632-1408-45d7-b45b-545a7fb46f91/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:46:44,755 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:46:44,755 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:46:44,757 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:46:44,757 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:46:44,758 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:46:44,759 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:46:44,759 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:46:44,759 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:46:44,759 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:46:44,759 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:46:44,760 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:46:44,761 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:46:44,761 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:46:44,761 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:46:44,761 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:46:44,761 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:46:44,762 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:46:44,762 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:46:44,762 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:46:44,762 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:46:44,762 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:46:44,763 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:46:44,763 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:46:44,763 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:44,763 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:46:44,764 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:46:44,764 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:46:44,764 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:46:44,764 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:46:44,764 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:46:44,764 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:46:44,765 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:46:44,765 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_22cbc632-1408-45d7-b45b-545a7fb46f91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22cbc632-1408-45d7-b45b-545a7fb46f91/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> af4a0e4f738e916feae01fb2c2f056f4ba7834b8a7b8d69765614c5417c16c63 [2021-11-23 15:46:45,169 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:46:45,201 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:46:45,204 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:46:45,205 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:46:45,207 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:46:45,210 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22cbc632-1408-45d7-b45b-545a7fb46f91/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/forester-heap/sll-queue-2.i [2021-11-23 15:46:45,294 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22cbc632-1408-45d7-b45b-545a7fb46f91/bin/ukojak-CwSLpZB5Qu/data/d4ae9b5db/da74ca0313114043b254e7e2dd927682/FLAG9827a697b [2021-11-23 15:46:46,003 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:46:46,004 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i [2021-11-23 15:46:46,023 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22cbc632-1408-45d7-b45b-545a7fb46f91/bin/ukojak-CwSLpZB5Qu/data/d4ae9b5db/da74ca0313114043b254e7e2dd927682/FLAG9827a697b [2021-11-23 15:46:46,237 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22cbc632-1408-45d7-b45b-545a7fb46f91/bin/ukojak-CwSLpZB5Qu/data/d4ae9b5db/da74ca0313114043b254e7e2dd927682 [2021-11-23 15:46:46,244 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:46:46,246 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:46:46,249 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:46:46,250 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:46:46,253 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:46:46,254 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:46" (1/1) ... [2021-11-23 15:46:46,255 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16417bb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:46, skipping insertion in model container [2021-11-23 15:46:46,256 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:46" (1/1) ... [2021-11-23 15:46:46,265 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:46:46,317 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:46:46,726 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[22387,22400] [2021-11-23 15:46:46,732 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[22458,22471] [2021-11-23 15:46:46,733 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[22532,22545] [2021-11-23 15:46:46,734 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[22624,22637] [2021-11-23 15:46:46,735 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[22701,22714] [2021-11-23 15:46:46,736 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[22796,22809] [2021-11-23 15:46:46,737 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[22873,22886] [2021-11-23 15:46:46,740 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[22956,22969] [2021-11-23 15:46:46,741 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[23051,23064] [2021-11-23 15:46:46,742 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[23128,23141] [2021-11-23 15:46:46,743 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[23211,23224] [2021-11-23 15:46:46,745 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[23300,23313] [2021-11-23 15:46:46,747 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[23386,23399] [2021-11-23 15:46:46,749 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[23532,23545] [2021-11-23 15:46:46,753 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:46,766 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:46:46,808 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[22387,22400] [2021-11-23 15:46:46,809 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[22458,22471] [2021-11-23 15:46:46,815 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[22532,22545] [2021-11-23 15:46:46,817 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[22624,22637] [2021-11-23 15:46:46,824 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[22701,22714] [2021-11-23 15:46:46,825 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[22796,22809] [2021-11-23 15:46:46,827 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[22873,22886] [2021-11-23 15:46:46,828 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[22956,22969] [2021-11-23 15:46:46,834 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[23051,23064] [2021-11-23 15:46:46,836 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[23128,23141] [2021-11-23 15:46:46,837 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[23211,23224] [2021-11-23 15:46:46,838 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[23300,23313] [2021-11-23 15:46:46,846 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[23386,23399] [2021-11-23 15:46:46,847 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_22cbc632-1408-45d7-b45b-545a7fb46f91/sv-benchmarks/c/forester-heap/sll-queue-2.i[23532,23545] [2021-11-23 15:46:46,851 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:46,909 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:46:46,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:46 WrapperNode [2021-11-23 15:46:46,912 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:46:46,914 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:46:46,914 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:46:46,914 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:46:46,922 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:46" (1/1) ... [2021-11-23 15:46:46,961 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:46" (1/1) ... [2021-11-23 15:46:47,008 INFO L137 Inliner]: procedures = 122, calls = 35, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 213 [2021-11-23 15:46:47,010 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:46:47,011 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:46:47,011 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:46:47,012 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:46:47,020 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:46" (1/1) ... [2021-11-23 15:46:47,020 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:46" (1/1) ... [2021-11-23 15:46:47,035 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:46" (1/1) ... [2021-11-23 15:46:47,037 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:46" (1/1) ... [2021-11-23 15:46:47,066 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:46" (1/1) ... [2021-11-23 15:46:47,073 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:46" (1/1) ... [2021-11-23 15:46:47,077 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:46" (1/1) ... [2021-11-23 15:46:47,087 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:46:47,095 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:46:47,095 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:46:47,095 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:46:47,096 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:46" (1/1) ... [2021-11-23 15:46:47,102 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:47,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22cbc632-1408-45d7-b45b-545a7fb46f91/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:46:47,131 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22cbc632-1408-45d7-b45b-545a7fb46f91/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:46:47,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22cbc632-1408-45d7-b45b-545a7fb46f91/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:46:47,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:46:47,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:46:47,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:46:47,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:46:47,183 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:46:47,183 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:46:47,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:46:47,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:46:47,184 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:46:47,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:46:47,363 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:46:47,365 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:46:47,741 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:46:47,775 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:46:47,785 INFO L158 Benchmark]: Toolchain (without parser) took 1537.13ms. Allocated memory was 69.2MB in the beginning and 104.9MB in the end (delta: 35.7MB). Free memory was 47.8MB in the beginning and 75.7MB in the end (delta: -28.0MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. [2021-11-23 15:46:47,786 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 69.2MB. Free memory was 50.6MB in the beginning and 50.6MB in the end (delta: 44.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:46:47,788 INFO L158 Benchmark]: CACSL2BoogieTranslator took 663.51ms. Allocated memory is still 69.2MB. Free memory was 47.5MB in the beginning and 41.9MB in the end (delta: 5.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:46:47,790 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.70ms. Allocated memory is still 69.2MB. Free memory was 41.6MB in the beginning and 39.3MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:46:47,791 INFO L158 Benchmark]: Boogie Preprocessor took 82.90ms. Allocated memory is still 69.2MB. Free memory was 39.3MB in the beginning and 37.1MB in the end (delta: 2.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:46:47,792 INFO L158 Benchmark]: RCFGBuilder took 687.76ms. Allocated memory was 69.2MB in the beginning and 104.9MB in the end (delta: 35.7MB). Free memory was 37.1MB in the beginning and 75.7MB in the end (delta: -38.6MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2021-11-23 15:46:47,801 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 69.2MB. Free memory was 50.6MB in the beginning and 50.6MB in the end (delta: 44.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 663.51ms. Allocated memory is still 69.2MB. Free memory was 47.5MB in the beginning and 41.9MB in the end (delta: 5.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.70ms. Allocated memory is still 69.2MB. Free memory was 41.6MB in the beginning and 39.3MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 82.90ms. Allocated memory is still 69.2MB. Free memory was 39.3MB in the beginning and 37.1MB in the end (delta: 2.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 687.76ms. Allocated memory was 69.2MB in the beginning and 104.9MB in the end (delta: 35.7MB). Free memory was 37.1MB in the beginning and 75.7MB in the end (delta: -38.6MB). Peak memory consumption was 13.2MB. 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 15:46:47,865 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22cbc632-1408-45d7-b45b-545a7fb46f91/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