./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test10-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75af6ff6-0aa0-4879-a824-0d1f61166d7b/bin/utaipan-G1rejxKTta/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75af6ff6-0aa0-4879-a824-0d1f61166d7b/bin/utaipan-G1rejxKTta/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75af6ff6-0aa0-4879-a824-0d1f61166d7b/bin/utaipan-G1rejxKTta/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75af6ff6-0aa0-4879-a824-0d1f61166d7b/bin/utaipan-G1rejxKTta/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test10-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75af6ff6-0aa0-4879-a824-0d1f61166d7b/bin/utaipan-G1rejxKTta/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75af6ff6-0aa0-4879-a824-0d1f61166d7b/bin/utaipan-G1rejxKTta --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c9492eb5ff634b400a7a5ea3f7f2cefeb5465f9e5361bb81d240cec0c0c035af --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:42:38,306 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:42:38,309 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:42:38,346 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:42:38,347 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:42:38,349 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:42:38,351 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:42:38,353 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:42:38,355 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:42:38,357 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:42:38,358 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:42:38,360 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:42:38,361 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:42:38,362 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:42:38,364 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:42:38,366 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:42:38,367 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:42:38,368 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:42:38,377 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:42:38,380 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:42:38,382 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:42:38,392 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:42:38,393 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:42:38,394 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:42:38,400 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:42:38,401 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:42:38,401 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:42:38,402 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:42:38,403 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:42:38,409 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:42:38,410 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:42:38,411 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:42:38,414 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:42:38,415 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:42:38,417 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:42:38,417 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:42:38,418 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:42:38,418 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:42:38,418 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:42:38,419 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:42:38,420 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:42:38,421 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75af6ff6-0aa0-4879-a824-0d1f61166d7b/bin/utaipan-G1rejxKTta/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2022-10-17 17:42:38,490 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:42:38,490 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:42:38,491 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 17:42:38,491 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 17:42:38,492 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:42:38,492 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 17:42:38,492 INFO L138 SettingsManager]: * User list type=DISABLED [2022-10-17 17:42:38,492 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-10-17 17:42:38,493 INFO L138 SettingsManager]: * Explicit value domain=true [2022-10-17 17:42:38,493 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-10-17 17:42:38,493 INFO L138 SettingsManager]: * Octagon Domain=false [2022-10-17 17:42:38,493 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-10-17 17:42:38,494 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-10-17 17:42:38,494 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-10-17 17:42:38,494 INFO L138 SettingsManager]: * Interval Domain=false [2022-10-17 17:42:38,495 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-10-17 17:42:38,495 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-10-17 17:42:38,495 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-10-17 17:42:38,496 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:42:38,496 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:42:38,496 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:42:38,497 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:42:38,517 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 17:42:38,518 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:42:38,518 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:42:38,518 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:42:38,518 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 17:42:38,518 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 17:42:38,519 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 17:42:38,519 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:42:38,519 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 17:42:38,519 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:42:38,520 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:42:38,520 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:42:38,520 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 17:42:38,520 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 17:42:38,521 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:42:38,521 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-10-17 17:42:38,521 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:42:38,521 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-10-17 17:42:38,522 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:42:38,522 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-10-17 17:42:38,522 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_75af6ff6-0aa0-4879-a824-0d1f61166d7b/bin/utaipan-G1rejxKTta/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75af6ff6-0aa0-4879-a824-0d1f61166d7b/bin/utaipan-G1rejxKTta Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c9492eb5ff634b400a7a5ea3f7f2cefeb5465f9e5361bb81d240cec0c0c035af [2022-10-17 17:42:38,829 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:42:38,855 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:42:38,858 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:42:38,860 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:42:38,860 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:42:38,862 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75af6ff6-0aa0-4879-a824-0d1f61166d7b/bin/utaipan-G1rejxKTta/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test10-3.i [2022-10-17 17:42:38,933 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75af6ff6-0aa0-4879-a824-0d1f61166d7b/bin/utaipan-G1rejxKTta/data/57a818b40/74bd6976e1ee4833ac88e5a365395e78/FLAG1c4a26111 [2022-10-17 17:42:39,746 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:42:39,748 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75af6ff6-0aa0-4879-a824-0d1f61166d7b/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test10-3.i [2022-10-17 17:42:39,782 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75af6ff6-0aa0-4879-a824-0d1f61166d7b/bin/utaipan-G1rejxKTta/data/57a818b40/74bd6976e1ee4833ac88e5a365395e78/FLAG1c4a26111 [2022-10-17 17:42:40,302 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75af6ff6-0aa0-4879-a824-0d1f61166d7b/bin/utaipan-G1rejxKTta/data/57a818b40/74bd6976e1ee4833ac88e5a365395e78 [2022-10-17 17:42:40,305 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:42:40,307 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:42:40,309 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:42:40,309 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:42:40,319 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:42:40,320 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:42:40" (1/1) ... [2022-10-17 17:42:40,323 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f43b915 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:42:40, skipping insertion in model container [2022-10-17 17:42:40,324 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:42:40" (1/1) ... [2022-10-17 17:42:40,333 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:42:40,419 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:42:41,073 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_75af6ff6-0aa0-4879-a824-0d1f61166d7b/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test10-3.i[33022,33035] [2022-10-17 17:42:41,406 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:42:41,423 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2022-10-17 17:42:41,425 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2f6606dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:42:41, skipping insertion in model container [2022-10-17 17:42:41,425 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:42:41,426 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-10-17 17:42:41,429 INFO L158 Benchmark]: Toolchain (without parser) took 1119.38ms. Allocated memory is still 100.7MB. Free memory was 74.4MB in the beginning and 53.6MB in the end (delta: 20.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-10-17 17:42:41,431 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 100.7MB. Free memory was 71.2MB in the beginning and 71.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:42:41,437 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1116.56ms. Allocated memory is still 100.7MB. Free memory was 74.1MB in the beginning and 53.6MB in the end (delta: 20.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-10-17 17:42:41,440 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 100.7MB. Free memory was 71.2MB in the beginning and 71.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1116.56ms. Allocated memory is still 100.7MB. Free memory was 74.1MB in the beginning and 53.6MB in the end (delta: 20.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 734]: Unsupported Syntax Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. 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_75af6ff6-0aa0-4879-a824-0d1f61166d7b/bin/utaipan-G1rejxKTta/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75af6ff6-0aa0-4879-a824-0d1f61166d7b/bin/utaipan-G1rejxKTta/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75af6ff6-0aa0-4879-a824-0d1f61166d7b/bin/utaipan-G1rejxKTta/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75af6ff6-0aa0-4879-a824-0d1f61166d7b/bin/utaipan-G1rejxKTta/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test10-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75af6ff6-0aa0-4879-a824-0d1f61166d7b/bin/utaipan-G1rejxKTta/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75af6ff6-0aa0-4879-a824-0d1f61166d7b/bin/utaipan-G1rejxKTta --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c9492eb5ff634b400a7a5ea3f7f2cefeb5465f9e5361bb81d240cec0c0c035af --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:42:44,093 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:42:44,096 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:42:44,138 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:42:44,139 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:42:44,141 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:42:44,144 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:42:44,147 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:42:44,150 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:42:44,152 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:42:44,154 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:42:44,156 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:42:44,161 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:42:44,163 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:42:44,167 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:42:44,172 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:42:44,174 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:42:44,180 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:42:44,183 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:42:44,189 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:42:44,204 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:42:44,205 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:42:44,207 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:42:44,209 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:42:44,215 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:42:44,221 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:42:44,222 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:42:44,223 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:42:44,228 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:42:44,229 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:42:44,230 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:42:44,231 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:42:44,232 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:42:44,234 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:42:44,236 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:42:44,237 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:42:44,238 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:42:44,239 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:42:44,239 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:42:44,240 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:42:44,243 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:42:44,244 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75af6ff6-0aa0-4879-a824-0d1f61166d7b/bin/utaipan-G1rejxKTta/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2022-10-17 17:42:44,316 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:42:44,317 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:42:44,317 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 17:42:44,317 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 17:42:44,318 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:42:44,319 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 17:42:44,319 INFO L138 SettingsManager]: * User list type=DISABLED [2022-10-17 17:42:44,319 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-10-17 17:42:44,319 INFO L138 SettingsManager]: * Explicit value domain=true [2022-10-17 17:42:44,320 INFO L138 SettingsManager]: * Octagon Domain=false [2022-10-17 17:42:44,320 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-10-17 17:42:44,320 INFO L138 SettingsManager]: * Interval Domain=false [2022-10-17 17:42:44,321 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:42:44,321 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:42:44,322 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:42:44,322 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:42:44,322 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 17:42:44,322 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:42:44,322 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:42:44,323 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:42:44,323 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 17:42:44,323 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 17:42:44,323 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 17:42:44,324 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:42:44,324 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 17:42:44,324 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 17:42:44,324 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 17:42:44,324 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:42:44,325 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:42:44,325 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:42:44,325 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 17:42:44,325 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 17:42:44,326 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 17:42:44,326 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:42:44,326 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:42:44,326 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 17:42:44,327 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 17:42:44,327 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-10-17 17:42:44,327 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 17:42:44,327 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_75af6ff6-0aa0-4879-a824-0d1f61166d7b/bin/utaipan-G1rejxKTta/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75af6ff6-0aa0-4879-a824-0d1f61166d7b/bin/utaipan-G1rejxKTta Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c9492eb5ff634b400a7a5ea3f7f2cefeb5465f9e5361bb81d240cec0c0c035af [2022-10-17 17:42:44,742 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:42:44,770 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:42:44,773 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:42:44,775 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:42:44,781 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:42:44,784 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75af6ff6-0aa0-4879-a824-0d1f61166d7b/bin/utaipan-G1rejxKTta/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test10-3.i [2022-10-17 17:42:44,874 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75af6ff6-0aa0-4879-a824-0d1f61166d7b/bin/utaipan-G1rejxKTta/data/5821a4441/8c04d833a27b461faeb4169becd2c41e/FLAG24bd2514d [2022-10-17 17:42:45,747 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:42:45,748 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75af6ff6-0aa0-4879-a824-0d1f61166d7b/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test10-3.i [2022-10-17 17:42:45,771 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75af6ff6-0aa0-4879-a824-0d1f61166d7b/bin/utaipan-G1rejxKTta/data/5821a4441/8c04d833a27b461faeb4169becd2c41e/FLAG24bd2514d [2022-10-17 17:42:45,798 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75af6ff6-0aa0-4879-a824-0d1f61166d7b/bin/utaipan-G1rejxKTta/data/5821a4441/8c04d833a27b461faeb4169becd2c41e [2022-10-17 17:42:45,802 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:42:45,803 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:42:45,805 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:42:45,806 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:42:45,810 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:42:45,811 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:42:45" (1/1) ... [2022-10-17 17:42:45,813 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42de0eb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:42:45, skipping insertion in model container [2022-10-17 17:42:45,813 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:42:45" (1/1) ... [2022-10-17 17:42:45,823 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:42:45,916 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:42:46,561 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_75af6ff6-0aa0-4879-a824-0d1f61166d7b/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test10-3.i[33022,33035] [2022-10-17 17:42:46,855 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:42:46,879 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-10-17 17:42:46,908 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:42:46,959 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_75af6ff6-0aa0-4879-a824-0d1f61166d7b/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test10-3.i[33022,33035] [2022-10-17 17:42:47,150 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:42:47,159 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:42:47,189 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_75af6ff6-0aa0-4879-a824-0d1f61166d7b/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test10-3.i[33022,33035] [2022-10-17 17:42:47,394 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:42:47,459 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:42:47,459 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:42:47 WrapperNode [2022-10-17 17:42:47,460 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:42:47,461 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:42:47,461 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:42:47,461 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:42:47,469 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:42:47" (1/1) ... [2022-10-17 17:42:47,540 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:42:47" (1/1) ... [2022-10-17 17:42:47,726 INFO L138 Inliner]: procedures = 180, calls = 623, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 2491 [2022-10-17 17:42:47,727 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:42:47,728 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:42:47,756 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:42:47,757 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:42:47,768 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:42:47" (1/1) ... [2022-10-17 17:42:47,768 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:42:47" (1/1) ... [2022-10-17 17:42:47,808 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:42:47" (1/1) ... [2022-10-17 17:42:47,809 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:42:47" (1/1) ... [2022-10-17 17:42:47,926 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:42:47" (1/1) ... [2022-10-17 17:42:47,982 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:42:47" (1/1) ... [2022-10-17 17:42:48,006 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:42:47" (1/1) ... [2022-10-17 17:42:48,033 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:42:47" (1/1) ... [2022-10-17 17:42:48,065 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:42:48,068 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:42:48,069 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:42:48,069 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:42:48,070 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:42:47" (1/1) ... [2022-10-17 17:42:48,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 17:42:48,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75af6ff6-0aa0-4879-a824-0d1f61166d7b/bin/utaipan-G1rejxKTta/z3 [2022-10-17 17:42:48,114 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75af6ff6-0aa0-4879-a824-0d1f61166d7b/bin/utaipan-G1rejxKTta/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-17 17:42:48,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75af6ff6-0aa0-4879-a824-0d1f61166d7b/bin/utaipan-G1rejxKTta/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-17 17:42:48,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-10-17 17:42:48,176 INFO L130 BoogieDeclarations]: Found specification of procedure test_int_int [2022-10-17 17:42:48,177 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int_int [2022-10-17 17:42:48,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 17:42:48,177 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 17:42:48,177 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 17:42:48,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 17:42:48,177 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 17:42:48,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 17:42:48,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:42:48,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 17:42:48,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 17:42:48,178 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-10-17 17:42:48,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 17:42:48,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:42:48,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 17:42:48,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 17:42:48,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:42:48,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:42:48,645 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:42:48,647 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:42:48,652 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-10-17 17:43:02,158 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:43:02,227 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:43:02,227 INFO L300 CfgBuilder]: Removed 168 assume(true) statements. [2022-10-17 17:43:02,231 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:43:02 BoogieIcfgContainer [2022-10-17 17:43:02,231 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:43:02,233 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-17 17:43:02,233 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-17 17:43:02,236 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-17 17:43:02,236 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.10 05:42:45" (1/3) ... [2022-10-17 17:43:02,237 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3166a7c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 05:43:02, skipping insertion in model container [2022-10-17 17:43:02,237 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:42:47" (2/3) ... [2022-10-17 17:43:02,238 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3166a7c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 05:43:02, skipping insertion in model container [2022-10-17 17:43:02,238 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:43:02" (3/3) ... [2022-10-17 17:43:02,240 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_JEN_test10-3.i [2022-10-17 17:43:02,262 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-17 17:43:02,262 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1193 error locations. [2022-10-17 17:43:02,373 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-17 17:43:02,381 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1ca61231, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-17 17:43:02,382 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1193 error locations. [2022-10-17 17:43:02,394 INFO L276 IsEmpty]: Start isEmpty. Operand has 2437 states, 1232 states have (on average 2.2280844155844157) internal successors, (2745), 2423 states have internal predecessors, (2745), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (14), 11 states have call predecessors, (14), 14 states have call successors, (14) [2022-10-17 17:43:02,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 17:43:02,401 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 17:43:02,402 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1] [2022-10-17 17:43:02,403 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 1190 more)] === [2022-10-17 17:43:02,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:43:02,409 INFO L85 PathProgramCache]: Analyzing trace with hash 66598, now seen corresponding path program 1 times [2022-10-17 17:43:02,424 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-10-17 17:43:02,425 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1574041933] [2022-10-17 17:43:02,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 17:43:02,426 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-10-17 17:43:02,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75af6ff6-0aa0-4879-a824-0d1f61166d7b/bin/utaipan-G1rejxKTta/mathsat [2022-10-17 17:43:02,430 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75af6ff6-0aa0-4879-a824-0d1f61166d7b/bin/utaipan-G1rejxKTta/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-10-17 17:43:02,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75af6ff6-0aa0-4879-a824-0d1f61166d7b/bin/utaipan-G1rejxKTta/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-10-17 17:43:02,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:43:02,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 17:43:02,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:43:02,859 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2022-10-17 17:43:02,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:43:02,874 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-17 17:43:02,875 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-10-17 17:43:02,875 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1574041933] [2022-10-17 17:43:02,876 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1574041933] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 17:43:02,876 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 17:43:02,877 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-17 17:43:02,879 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [721012045] [2022-10-17 17:43:02,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 17:43:02,885 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-17 17:43:02,885 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-10-17 17:43:02,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 17:43:02,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 17:43:02,948 INFO L87 Difference]: Start difference. First operand has 2437 states, 1232 states have (on average 2.2280844155844157) internal successors, (2745), 2423 states have internal predecessors, (2745), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (14), 11 states have call predecessors, (14), 14 states have call successors, (14) Second operand has 3 states, 2 states have (on average 1.5) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)