./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/forester-heap/sll-01-1.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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/forester-heap/sll-01-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/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 ba1a5c8c8cff607fde50280cfe0e0975858a4c6ed38f8443d26bb1773b66a31d --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:42:22,981 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:42:22,983 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:42:23,046 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:42:23,047 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:42:23,048 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:42:23,050 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:42:23,052 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:42:23,055 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:42:23,056 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:42:23,058 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:42:23,060 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:42:23,060 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:42:23,062 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:42:23,064 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:42:23,066 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:42:23,067 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:42:23,069 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:42:23,072 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:42:23,075 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:42:23,078 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:42:23,080 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:42:23,082 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:42:23,083 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:42:23,088 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:42:23,088 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:42:23,089 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:42:23,090 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:42:23,091 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:42:23,093 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:42:23,093 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:42:23,094 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:42:23,096 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:42:23,097 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:42:23,098 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:42:23,099 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:42:23,100 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:42:23,101 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:42:23,101 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:42:23,103 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:42:23,104 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:42:23,105 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:42:23,138 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:42:23,139 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:42:23,140 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:42:23,140 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:42:23,141 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:42:23,141 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:42:23,142 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:42:23,142 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:42:23,142 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:42:23,143 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:42:23,143 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:42:23,143 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:42:23,144 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:42:23,144 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:42:23,144 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:42:23,145 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:42:23,145 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:42:23,145 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:42:23,145 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:42:23,146 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:42:23,146 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:42:23,146 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:42:23,147 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:42:23,147 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:42:23,147 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:42:23,148 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:42:23,148 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:42:23,148 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:42:23,149 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ba1a5c8c8cff607fde50280cfe0e0975858a4c6ed38f8443d26bb1773b66a31d [2021-11-23 15:42:23,426 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:42:23,459 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:42:23,462 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:42:23,463 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:42:23,465 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:42:23,467 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/forester-heap/sll-01-1.i [2021-11-23 15:42:23,561 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/bin/ukojak-CwSLpZB5Qu/data/724818039/57a22f18eca94cd8903d297eb416f365/FLAG6fc03dfb4 [2021-11-23 15:42:24,105 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:42:24,119 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i [2021-11-23 15:42:24,137 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/bin/ukojak-CwSLpZB5Qu/data/724818039/57a22f18eca94cd8903d297eb416f365/FLAG6fc03dfb4 [2021-11-23 15:42:24,394 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/bin/ukojak-CwSLpZB5Qu/data/724818039/57a22f18eca94cd8903d297eb416f365 [2021-11-23 15:42:24,396 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:42:24,398 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:42:24,400 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:42:24,400 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:42:24,404 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:42:24,405 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:42:24" (1/1) ... [2021-11-23 15:42:24,406 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29561213 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:24, skipping insertion in model container [2021-11-23 15:42:24,406 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:42:24" (1/1) ... [2021-11-23 15:42:24,415 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:42:24,470 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:42:24,929 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[22034,22047] [2021-11-23 15:42:24,948 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[22307,22320] [2021-11-23 15:42:24,954 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[22516,22529] [2021-11-23 15:42:24,955 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[22586,22599] [2021-11-23 15:42:24,962 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[22853,22866] [2021-11-23 15:42:24,965 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[22961,22974] [2021-11-23 15:42:24,968 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[23192,23205] [2021-11-23 15:42:24,971 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[23272,23285] [2021-11-23 15:42:24,973 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[23351,23364] [2021-11-23 15:42:24,975 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[23441,23454] [2021-11-23 15:42:24,979 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[23619,23632] [2021-11-23 15:42:24,981 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[23697,23710] [2021-11-23 15:42:24,982 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[23774,23787] [2021-11-23 15:42:24,994 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:42:25,004 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:42:25,062 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[22034,22047] [2021-11-23 15:42:25,065 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[22307,22320] [2021-11-23 15:42:25,067 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[22516,22529] [2021-11-23 15:42:25,068 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[22586,22599] [2021-11-23 15:42:25,071 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[22853,22866] [2021-11-23 15:42:25,072 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[22961,22974] [2021-11-23 15:42:25,074 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[23192,23205] [2021-11-23 15:42:25,075 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[23272,23285] [2021-11-23 15:42:25,076 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[23351,23364] [2021-11-23 15:42:25,077 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[23441,23454] [2021-11-23 15:42:25,079 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[23619,23632] [2021-11-23 15:42:25,080 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[23697,23710] [2021-11-23 15:42:25,081 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[23774,23787] [2021-11-23 15:42:25,084 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:42:25,115 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:42:25,116 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:25 WrapperNode [2021-11-23 15:42:25,116 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:42:25,117 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:42:25,118 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:42:25,118 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:42:25,126 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:25" (1/1) ... [2021-11-23 15:42:25,168 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:25" (1/1) ... [2021-11-23 15:42:25,213 INFO L137 Inliner]: procedures = 119, calls = 41, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 221 [2021-11-23 15:42:25,213 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:42:25,214 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:42:25,214 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:42:25,214 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:42:25,224 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:25" (1/1) ... [2021-11-23 15:42:25,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:25" (1/1) ... [2021-11-23 15:42:25,242 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:25" (1/1) ... [2021-11-23 15:42:25,243 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:25" (1/1) ... [2021-11-23 15:42:25,252 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:25" (1/1) ... [2021-11-23 15:42:25,270 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:25" (1/1) ... [2021-11-23 15:42:25,272 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:25" (1/1) ... [2021-11-23 15:42:25,276 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:42:25,277 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:42:25,277 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:42:25,277 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:42:25,278 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:25" (1/1) ... [2021-11-23 15:42:25,300 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:42:25,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:42:25,325 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:42:25,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:42:25,370 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:42:25,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:42:25,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:42:25,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:42:25,371 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:42:25,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:42:25,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:42:25,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:42:25,479 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:42:25,481 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:42:25,932 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:42:25,960 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:42:25,964 INFO L158 Benchmark]: Toolchain (without parser) took 1565.49ms. Allocated memory is still 107.0MB. Free memory was 72.1MB in the beginning and 49.4MB in the end (delta: 22.7MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. [2021-11-23 15:42:25,965 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 107.0MB. Free memory was 60.7MB in the beginning and 60.7MB in the end (delta: 44.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:42:25,966 INFO L158 Benchmark]: CACSL2BoogieTranslator took 716.78ms. Allocated memory is still 107.0MB. Free memory was 71.9MB in the beginning and 72.8MB in the end (delta: -941.8kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:42:25,967 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.94ms. Allocated memory is still 107.0MB. Free memory was 72.8MB in the beginning and 70.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:42:25,968 INFO L158 Benchmark]: Boogie Preprocessor took 62.33ms. Allocated memory is still 107.0MB. Free memory was 70.3MB in the beginning and 68.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:42:25,969 INFO L158 Benchmark]: RCFGBuilder took 685.87ms. Allocated memory is still 107.0MB. Free memory was 68.2MB in the beginning and 49.4MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 15:42:25,973 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 107.0MB. Free memory was 60.7MB in the beginning and 60.7MB in the end (delta: 44.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 716.78ms. Allocated memory is still 107.0MB. Free memory was 71.9MB in the beginning and 72.8MB in the end (delta: -941.8kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.94ms. Allocated memory is still 107.0MB. Free memory was 72.8MB in the beginning and 70.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.33ms. Allocated memory is still 107.0MB. Free memory was 70.3MB in the beginning and 68.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 685.87ms. Allocated memory is still 107.0MB. Free memory was 68.2MB in the beginning and 49.4MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. 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 15:42:26,038 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/forester-heap/sll-01-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/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 ba1a5c8c8cff607fde50280cfe0e0975858a4c6ed38f8443d26bb1773b66a31d --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:42:28,817 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:42:28,821 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:42:28,886 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:42:28,887 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:42:28,894 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:42:28,896 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:42:28,901 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:42:28,905 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:42:28,913 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:42:28,918 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:42:28,920 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:42:28,921 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:42:28,924 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:42:28,926 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:42:28,932 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:42:28,934 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:42:28,936 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:42:28,938 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:42:28,946 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:42:28,949 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:42:28,950 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:42:28,954 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:42:28,956 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:42:28,963 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:42:28,963 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:42:28,964 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:42:28,966 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:42:28,967 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:42:28,969 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:42:28,969 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:42:28,970 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:42:28,972 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:42:28,973 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:42:28,975 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:42:28,975 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:42:28,976 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:42:28,976 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:42:28,983 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:42:28,986 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:42:28,986 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:42:28,996 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:42:29,047 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:42:29,048 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:42:29,049 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:42:29,049 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:42:29,051 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:42:29,052 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:42:29,052 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:42:29,053 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:42:29,054 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:42:29,054 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:42:29,055 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:42:29,055 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:42:29,056 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:42:29,056 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:42:29,056 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:42:29,056 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:42:29,057 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:42:29,057 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:42:29,057 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:42:29,058 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:42:29,058 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:42:29,058 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:42:29,059 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:42:29,059 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:42:29,059 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:42:29,059 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:42:29,060 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:42:29,060 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:42:29,060 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:42:29,060 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:42:29,061 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:42:29,061 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:42:29,062 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ba1a5c8c8cff607fde50280cfe0e0975858a4c6ed38f8443d26bb1773b66a31d [2021-11-23 15:42:29,498 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:42:29,529 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:42:29,533 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:42:29,534 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:42:29,535 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:42:29,539 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/forester-heap/sll-01-1.i [2021-11-23 15:42:29,625 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/bin/ukojak-CwSLpZB5Qu/data/7a62f5634/19cea47c47a4432db982c70b82f496d7/FLAG6a8c86e95 [2021-11-23 15:42:30,304 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:42:30,304 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i [2021-11-23 15:42:30,334 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/bin/ukojak-CwSLpZB5Qu/data/7a62f5634/19cea47c47a4432db982c70b82f496d7/FLAG6a8c86e95 [2021-11-23 15:42:30,583 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/bin/ukojak-CwSLpZB5Qu/data/7a62f5634/19cea47c47a4432db982c70b82f496d7 [2021-11-23 15:42:30,585 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:42:30,587 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:42:30,603 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:42:30,603 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:42:30,607 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:42:30,608 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:42:30" (1/1) ... [2021-11-23 15:42:30,609 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c9130a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:30, skipping insertion in model container [2021-11-23 15:42:30,609 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:42:30" (1/1) ... [2021-11-23 15:42:30,618 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:42:30,665 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:42:30,954 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[22034,22047] [2021-11-23 15:42:30,961 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[22307,22320] [2021-11-23 15:42:30,964 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[22516,22529] [2021-11-23 15:42:30,965 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[22586,22599] [2021-11-23 15:42:30,969 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[22853,22866] [2021-11-23 15:42:30,971 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[22961,22974] [2021-11-23 15:42:30,974 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[23192,23205] [2021-11-23 15:42:30,975 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[23272,23285] [2021-11-23 15:42:30,977 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[23351,23364] [2021-11-23 15:42:30,978 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[23441,23454] [2021-11-23 15:42:30,981 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[23619,23632] [2021-11-23 15:42:30,984 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[23697,23710] [2021-11-23 15:42:30,985 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[23774,23787] [2021-11-23 15:42:30,990 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:42:31,008 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:42:31,079 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[22034,22047] [2021-11-23 15:42:31,090 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[22307,22320] [2021-11-23 15:42:31,092 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[22516,22529] [2021-11-23 15:42:31,093 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[22586,22599] [2021-11-23 15:42:31,097 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[22853,22866] [2021-11-23 15:42:31,098 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[22961,22974] [2021-11-23 15:42:31,100 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[23192,23205] [2021-11-23 15:42:31,101 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[23272,23285] [2021-11-23 15:42:31,108 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[23351,23364] [2021-11-23 15:42:31,111 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[23441,23454] [2021-11-23 15:42:31,121 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[23619,23632] [2021-11-23 15:42:31,123 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_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[23697,23710] [2021-11-23 15:42:31,125 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/sv-benchmarks/c/forester-heap/sll-01-1.i[23774,23787] [2021-11-23 15:42:31,134 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:42:31,175 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:42:31,176 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:31 WrapperNode [2021-11-23 15:42:31,176 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:42:31,177 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:42:31,179 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:42:31,179 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:42:31,187 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:31" (1/1) ... [2021-11-23 15:42:31,222 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:31" (1/1) ... [2021-11-23 15:42:31,275 INFO L137 Inliner]: procedures = 120, calls = 41, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 219 [2021-11-23 15:42:31,275 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:42:31,276 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:42:31,276 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:42:31,277 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:42:31,286 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:31" (1/1) ... [2021-11-23 15:42:31,287 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:31" (1/1) ... [2021-11-23 15:42:31,304 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:31" (1/1) ... [2021-11-23 15:42:31,305 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:31" (1/1) ... [2021-11-23 15:42:31,330 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:31" (1/1) ... [2021-11-23 15:42:31,352 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:31" (1/1) ... [2021-11-23 15:42:31,355 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:31" (1/1) ... [2021-11-23 15:42:31,359 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:42:31,360 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:42:31,361 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:42:31,361 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:42:31,362 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:31" (1/1) ... [2021-11-23 15:42:31,379 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:42:31,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:42:31,406 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:42:31,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:42:31,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:42:31,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:42:31,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:42:31,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:42:31,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:42:31,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:42:31,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:42:31,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:42:31,652 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:42:31,654 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:42:32,226 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:42:32,254 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:42:32,259 INFO L158 Benchmark]: Toolchain (without parser) took 1671.15ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 38.1MB in the beginning and 39.2MB in the end (delta: -1.1MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. [2021-11-23 15:42:32,260 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 60.8MB. Free memory was 41.9MB in the beginning and 41.9MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:42:32,261 INFO L158 Benchmark]: CACSL2BoogieTranslator took 573.10ms. Allocated memory is still 60.8MB. Free memory was 37.8MB in the beginning and 34.7MB in the end (delta: 3.1MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2021-11-23 15:42:32,262 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.79ms. Allocated memory is still 60.8MB. Free memory was 34.7MB in the beginning and 32.2MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:42:32,263 INFO L158 Benchmark]: Boogie Preprocessor took 83.37ms. Allocated memory is still 60.8MB. Free memory was 32.2MB in the beginning and 29.9MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:42:32,264 INFO L158 Benchmark]: RCFGBuilder took 896.47ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 29.9MB in the beginning and 39.2MB in the end (delta: -9.3MB). Peak memory consumption was 6.1MB. Max. memory is 16.1GB. [2021-11-23 15:42:32,268 INFO L339 ainManager$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 60.8MB. Free memory was 41.9MB in the beginning and 41.9MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 573.10ms. Allocated memory is still 60.8MB. Free memory was 37.8MB in the beginning and 34.7MB in the end (delta: 3.1MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.79ms. Allocated memory is still 60.8MB. Free memory was 34.7MB in the beginning and 32.2MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.37ms. Allocated memory is still 60.8MB. Free memory was 32.2MB in the beginning and 29.9MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 896.47ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 29.9MB in the beginning and 39.2MB in the end (delta: -9.3MB). Peak memory consumption was 6.1MB. 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 15:42:32,319 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57aeddf8-dae1-4d27-8a07-ba4f7de0ec2b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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