./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/goblint-regression/09-regions_21-arrayloop2_nr.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c49d9d82-dc7e-4886-bed9-df4ceec1b30c/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c49d9d82-dc7e-4886-bed9-df4ceec1b30c/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c49d9d82-dc7e-4886-bed9-df4ceec1b30c/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c49d9d82-dc7e-4886-bed9-df4ceec1b30c/bin/utaipan-I9t0OCRTmS/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/09-regions_21-arrayloop2_nr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c49d9d82-dc7e-4886-bed9-df4ceec1b30c/bin/utaipan-I9t0OCRTmS/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c49d9d82-dc7e-4886-bed9-df4ceec1b30c/bin/utaipan-I9t0OCRTmS --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 52746884466210ec366bc04a3a6cb03f413619353c73143d79c1024e676e598e --- 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-8393723 [2022-11-19 08:29:12,403 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 08:29:12,406 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 08:29:12,428 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 08:29:12,429 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 08:29:12,430 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 08:29:12,431 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 08:29:12,433 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 08:29:12,435 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 08:29:12,436 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 08:29:12,437 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 08:29:12,439 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 08:29:12,439 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 08:29:12,441 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 08:29:12,442 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 08:29:12,444 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 08:29:12,445 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 08:29:12,446 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 08:29:12,448 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 08:29:12,451 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 08:29:12,453 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 08:29:12,455 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 08:29:12,456 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 08:29:12,457 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 08:29:12,462 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 08:29:12,462 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 08:29:12,463 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 08:29:12,464 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 08:29:12,464 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 08:29:12,466 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 08:29:12,466 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 08:29:12,467 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 08:29:12,468 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 08:29:12,469 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 08:29:12,470 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 08:29:12,471 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 08:29:12,472 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 08:29:12,472 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 08:29:12,473 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 08:29:12,474 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 08:29:12,475 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 08:29:12,476 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c49d9d82-dc7e-4886-bed9-df4ceec1b30c/bin/utaipan-I9t0OCRTmS/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2022-11-19 08:29:12,521 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 08:29:12,522 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 08:29:12,523 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 08:29:12,523 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 08:29:12,524 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 08:29:12,524 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 08:29:12,525 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 08:29:12,525 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 08:29:12,525 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 08:29:12,525 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 08:29:12,526 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 08:29:12,527 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 08:29:12,527 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 08:29:12,527 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 08:29:12,527 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 08:29:12,527 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 08:29:12,528 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 08:29:12,528 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 08:29:12,529 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-19 08:29:12,529 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-19 08:29:12,529 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 08:29:12,529 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-19 08:29:12,530 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-19 08:29:12,530 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 08:29:12,530 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-19 08:29:12,530 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 08:29:12,530 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-19 08:29:12,531 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-19 08:29:12,531 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-19 08:29:12,531 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 08:29:12,532 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-19 08:29:12,532 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-19 08:29:12,532 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 08:29:12,533 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 08:29:12,533 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 08:29:12,533 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 08:29:12,533 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 08:29:12,534 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 08:29:12,534 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 08:29:12,534 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 08:29:12,534 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 08:29:12,534 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 08:29:12,535 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_c49d9d82-dc7e-4886-bed9-df4ceec1b30c/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c49d9d82-dc7e-4886-bed9-df4ceec1b30c/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 52746884466210ec366bc04a3a6cb03f413619353c73143d79c1024e676e598e [2022-11-19 08:29:12,845 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 08:29:12,868 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 08:29:12,871 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 08:29:12,872 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 08:29:12,873 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 08:29:12,874 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c49d9d82-dc7e-4886-bed9-df4ceec1b30c/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/goblint-regression/09-regions_21-arrayloop2_nr.i [2022-11-19 08:29:12,979 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c49d9d82-dc7e-4886-bed9-df4ceec1b30c/bin/utaipan-I9t0OCRTmS/data/db76d2d97/5341026d7fce4d439dbe38dbeef8c743/FLAG0eed1f9b5 [2022-11-19 08:29:13,764 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 08:29:13,764 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c49d9d82-dc7e-4886-bed9-df4ceec1b30c/sv-benchmarks/c/goblint-regression/09-regions_21-arrayloop2_nr.i [2022-11-19 08:29:13,788 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c49d9d82-dc7e-4886-bed9-df4ceec1b30c/bin/utaipan-I9t0OCRTmS/data/db76d2d97/5341026d7fce4d439dbe38dbeef8c743/FLAG0eed1f9b5 [2022-11-19 08:29:13,811 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c49d9d82-dc7e-4886-bed9-df4ceec1b30c/bin/utaipan-I9t0OCRTmS/data/db76d2d97/5341026d7fce4d439dbe38dbeef8c743 [2022-11-19 08:29:13,815 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 08:29:13,818 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 08:29:13,824 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 08:29:13,825 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 08:29:13,831 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 08:29:13,832 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:29:13" (1/1) ... [2022-11-19 08:29:13,833 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@362e6bb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:29:13, skipping insertion in model container [2022-11-19 08:29:13,834 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:29:13" (1/1) ... [2022-11-19 08:29:13,843 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 08:29:13,921 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 08:29:14,698 WARN L1568 CHandler]: Possible shadowing of function new [2022-11-19 08:29:14,699 WARN L1568 CHandler]: Possible shadowing of function new [2022-11-19 08:29:14,700 WARN L1568 CHandler]: Possible shadowing of function new [2022-11-19 08:29:14,701 WARN L1568 CHandler]: Possible shadowing of function new [2022-11-19 08:29:14,754 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 08:29:14,775 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) [2022-11-19 08:29:14,775 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@cbb902d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:29:14, skipping insertion in model container [2022-11-19 08:29:14,776 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 08:29:14,776 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-19 08:29:14,779 INFO L158 Benchmark]: Toolchain (without parser) took 959.10ms. Allocated memory is still 121.6MB. Free memory was 85.8MB in the beginning and 92.7MB in the end (delta: -6.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-19 08:29:14,780 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 88.1MB. Free memory was 42.7MB in the beginning and 42.7MB in the end (delta: 41.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 08:29:14,781 INFO L158 Benchmark]: CACSL2BoogieTranslator took 951.80ms. Allocated memory is still 121.6MB. Free memory was 85.8MB in the beginning and 92.7MB in the end (delta: -6.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-19 08:29:14,783 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 88.1MB. Free memory was 42.7MB in the beginning and 42.7MB in the end (delta: 41.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 951.80ms. Allocated memory is still 121.6MB. Free memory was 85.8MB in the beginning and 92.7MB in the end (delta: -6.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1031]: 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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c49d9d82-dc7e-4886-bed9-df4ceec1b30c/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c49d9d82-dc7e-4886-bed9-df4ceec1b30c/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c49d9d82-dc7e-4886-bed9-df4ceec1b30c/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c49d9d82-dc7e-4886-bed9-df4ceec1b30c/bin/utaipan-I9t0OCRTmS/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/09-regions_21-arrayloop2_nr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c49d9d82-dc7e-4886-bed9-df4ceec1b30c/bin/utaipan-I9t0OCRTmS/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c49d9d82-dc7e-4886-bed9-df4ceec1b30c/bin/utaipan-I9t0OCRTmS --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 52746884466210ec366bc04a3a6cb03f413619353c73143d79c1024e676e598e --- 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-8393723 [2022-11-19 08:29:17,252 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 08:29:17,255 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 08:29:17,279 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 08:29:17,279 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 08:29:17,281 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 08:29:17,282 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 08:29:17,284 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 08:29:17,286 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 08:29:17,287 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 08:29:17,288 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 08:29:17,290 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 08:29:17,290 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 08:29:17,292 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 08:29:17,295 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 08:29:17,298 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 08:29:17,300 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 08:29:17,304 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 08:29:17,306 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 08:29:17,310 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 08:29:17,320 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 08:29:17,321 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 08:29:17,322 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 08:29:17,323 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 08:29:17,327 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 08:29:17,338 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 08:29:17,339 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 08:29:17,340 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 08:29:17,340 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 08:29:17,341 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 08:29:17,342 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 08:29:17,343 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 08:29:17,344 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 08:29:17,344 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 08:29:17,346 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 08:29:17,351 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 08:29:17,352 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 08:29:17,352 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 08:29:17,352 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 08:29:17,354 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 08:29:17,354 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 08:29:17,356 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c49d9d82-dc7e-4886-bed9-df4ceec1b30c/bin/utaipan-I9t0OCRTmS/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2022-11-19 08:29:17,395 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 08:29:17,400 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 08:29:17,402 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 08:29:17,402 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 08:29:17,403 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 08:29:17,404 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 08:29:17,404 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 08:29:17,404 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 08:29:17,404 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 08:29:17,405 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 08:29:17,406 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 08:29:17,406 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 08:29:17,408 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-19 08:29:17,408 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-19 08:29:17,408 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 08:29:17,409 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-19 08:29:17,409 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-19 08:29:17,409 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 08:29:17,409 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-19 08:29:17,410 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 08:29:17,410 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-19 08:29:17,410 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-19 08:29:17,410 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-19 08:29:17,411 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 08:29:17,411 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-19 08:29:17,411 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-19 08:29:17,411 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-19 08:29:17,412 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-19 08:29:17,412 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 08:29:17,412 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 08:29:17,412 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-19 08:29:17,413 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 08:29:17,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 08:29:17,413 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 08:29:17,414 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 08:29:17,414 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-19 08:29:17,414 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-19 08:29:17,415 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 08:29:17,415 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-19 08:29:17,415 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_c49d9d82-dc7e-4886-bed9-df4ceec1b30c/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c49d9d82-dc7e-4886-bed9-df4ceec1b30c/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 52746884466210ec366bc04a3a6cb03f413619353c73143d79c1024e676e598e [2022-11-19 08:29:17,797 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 08:29:17,825 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 08:29:17,827 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 08:29:17,829 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 08:29:17,831 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 08:29:17,833 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c49d9d82-dc7e-4886-bed9-df4ceec1b30c/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/goblint-regression/09-regions_21-arrayloop2_nr.i [2022-11-19 08:29:17,909 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c49d9d82-dc7e-4886-bed9-df4ceec1b30c/bin/utaipan-I9t0OCRTmS/data/789d54824/aef834f5fd9d4c228455b4065346df54/FLAG32b367822 [2022-11-19 08:29:18,666 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 08:29:18,667 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c49d9d82-dc7e-4886-bed9-df4ceec1b30c/sv-benchmarks/c/goblint-regression/09-regions_21-arrayloop2_nr.i [2022-11-19 08:29:18,694 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c49d9d82-dc7e-4886-bed9-df4ceec1b30c/bin/utaipan-I9t0OCRTmS/data/789d54824/aef834f5fd9d4c228455b4065346df54/FLAG32b367822 [2022-11-19 08:29:18,822 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c49d9d82-dc7e-4886-bed9-df4ceec1b30c/bin/utaipan-I9t0OCRTmS/data/789d54824/aef834f5fd9d4c228455b4065346df54 [2022-11-19 08:29:18,824 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 08:29:18,826 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 08:29:18,828 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 08:29:18,828 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 08:29:18,834 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 08:29:18,835 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:29:18" (1/1) ... [2022-11-19 08:29:18,837 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4779048c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:29:18, skipping insertion in model container [2022-11-19 08:29:18,837 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:29:18" (1/1) ... [2022-11-19 08:29:18,851 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 08:29:18,926 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 08:29:19,579 WARN L1568 CHandler]: Possible shadowing of function new [2022-11-19 08:29:19,580 WARN L1568 CHandler]: Possible shadowing of function new [2022-11-19 08:29:19,581 WARN L1568 CHandler]: Possible shadowing of function new [2022-11-19 08:29:19,582 WARN L1568 CHandler]: Possible shadowing of function new [2022-11-19 08:29:19,633 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 08:29:19,658 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-19 08:29:19,668 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 08:29:19,718 WARN L1568 CHandler]: Possible shadowing of function new [2022-11-19 08:29:19,719 WARN L1568 CHandler]: Possible shadowing of function new [2022-11-19 08:29:19,720 WARN L1568 CHandler]: Possible shadowing of function new [2022-11-19 08:29:19,721 WARN L1568 CHandler]: Possible shadowing of function new [2022-11-19 08:29:19,750 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 08:29:19,767 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 08:29:19,844 WARN L1568 CHandler]: Possible shadowing of function new [2022-11-19 08:29:19,844 WARN L1568 CHandler]: Possible shadowing of function new [2022-11-19 08:29:19,845 WARN L1568 CHandler]: Possible shadowing of function new [2022-11-19 08:29:19,845 WARN L1568 CHandler]: Possible shadowing of function new [2022-11-19 08:29:19,854 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 08:29:19,955 INFO L208 MainTranslator]: Completed translation [2022-11-19 08:29:19,956 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:29:19 WrapperNode [2022-11-19 08:29:19,956 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 08:29:19,958 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 08:29:19,958 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 08:29:19,958 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 08:29:19,967 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:29:19" (1/1) ... [2022-11-19 08:29:19,995 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:29:19" (1/1) ... [2022-11-19 08:29:20,039 INFO L138 Inliner]: procedures = 274, calls = 32, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 117 [2022-11-19 08:29:20,040 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 08:29:20,041 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 08:29:20,041 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 08:29:20,041 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 08:29:20,053 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:29:19" (1/1) ... [2022-11-19 08:29:20,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:29:19" (1/1) ... [2022-11-19 08:29:20,059 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:29:19" (1/1) ... [2022-11-19 08:29:20,060 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:29:19" (1/1) ... [2022-11-19 08:29:20,096 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:29:19" (1/1) ... [2022-11-19 08:29:20,115 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:29:19" (1/1) ... [2022-11-19 08:29:20,118 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:29:19" (1/1) ... [2022-11-19 08:29:20,124 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:29:19" (1/1) ... [2022-11-19 08:29:20,138 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 08:29:20,139 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 08:29:20,139 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 08:29:20,139 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 08:29:20,145 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:29:19" (1/1) ... [2022-11-19 08:29:20,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 08:29:20,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c49d9d82-dc7e-4886-bed9-df4ceec1b30c/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 08:29:20,177 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c49d9d82-dc7e-4886-bed9-df4ceec1b30c/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 08:29:20,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c49d9d82-dc7e-4886-bed9-df4ceec1b30c/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 08:29:20,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-19 08:29:20,223 INFO L130 BoogieDeclarations]: Found specification of procedure f [2022-11-19 08:29:20,224 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2022-11-19 08:29:20,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-19 08:29:20,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-19 08:29:20,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-19 08:29:20,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-19 08:29:20,225 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-19 08:29:20,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-19 08:29:20,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 08:29:20,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-19 08:29:20,226 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 08:29:20,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 08:29:20,228 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-19 08:29:20,500 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 08:29:20,503 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 08:29:21,369 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 08:29:21,380 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 08:29:21,382 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-19 08:29:21,385 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:29:21 BoogieIcfgContainer [2022-11-19 08:29:21,387 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 08:29:21,391 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 08:29:21,393 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 08:29:21,396 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 08:29:21,397 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 08:29:18" (1/3) ... [2022-11-19 08:29:21,398 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e2032b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:29:21, skipping insertion in model container [2022-11-19 08:29:21,398 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:29:19" (2/3) ... [2022-11-19 08:29:21,399 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e2032b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:29:21, skipping insertion in model container [2022-11-19 08:29:21,399 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:29:21" (3/3) ... [2022-11-19 08:29:21,410 INFO L112 eAbstractionObserver]: Analyzing ICFG 09-regions_21-arrayloop2_nr.i [2022-11-19 08:29:21,427 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 08:29:21,427 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 33 error locations. [2022-11-19 08:29:21,427 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-19 08:29:21,572 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-11-19 08:29:21,614 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-19 08:29:21,632 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 211 places, 218 transitions, 446 flow [2022-11-19 08:29:21,635 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 211 places, 218 transitions, 446 flow [2022-11-19 08:29:21,637 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 211 places, 218 transitions, 446 flow [2022-11-19 08:29:21,769 INFO L130 PetriNetUnfolder]: 14/216 cut-off events. [2022-11-19 08:29:21,769 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-19 08:29:21,782 INFO L83 FinitePrefix]: Finished finitePrefix Result has 223 conditions, 216 events. 14/216 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 635 event pairs, 0 based on Foata normal form. 0/161 useless extension candidates. Maximal degree in co-relation 155. Up to 2 conditions per place. [2022-11-19 08:29:21,785 INFO L119 LiptonReduction]: Number of co-enabled transitions 8134 [2022-11-19 08:31:14,519 WARN L233 SmtUtils]: Spent 8.24s on a formula simplification. DAG size of input: 123 DAG size of output: 114 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 08:31:26,480 WARN L233 SmtUtils]: Spent 8.28s on a formula simplification. DAG size of input: 123 DAG size of output: 114 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 08:31:57,869 WARN L233 SmtUtils]: Spent 7.52s on a formula simplification that was a NOOP. DAG size: 165 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 08:32:06,327 WARN L233 SmtUtils]: Spent 8.46s on a formula simplification that was a NOOP. DAG size: 165 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 08:32:13,225 WARN L233 SmtUtils]: Spent 6.90s on a formula simplification that was a NOOP. DAG size: 165 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 08:32:20,593 WARN L233 SmtUtils]: Spent 7.37s on a formula simplification that was a NOOP. DAG size: 165 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 08:32:26,654 WARN L233 SmtUtils]: Spent 6.06s on a formula simplification that was a NOOP. DAG size: 149 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 08:32:32,438 WARN L233 SmtUtils]: Spent 5.78s on a formula simplification that was a NOOP. DAG size: 149 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 08:32:38,296 WARN L233 SmtUtils]: Spent 5.86s on a formula simplification that was a NOOP. DAG size: 149 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 08:32:43,867 WARN L233 SmtUtils]: Spent 5.57s on a formula simplification that was a NOOP. DAG size: 149 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 08:32:50,894 WARN L233 SmtUtils]: Spent 5.74s on a formula simplification that was a NOOP. DAG size: 146 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 08:32:56,149 WARN L233 SmtUtils]: Spent 5.25s on a formula simplification that was a NOOP. DAG size: 146 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 08:33:12,125 WARN L233 SmtUtils]: Spent 6.26s on a formula simplification that was a NOOP. DAG size: 161 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 08:33:17,869 WARN L233 SmtUtils]: Spent 5.74s on a formula simplification that was a NOOP. DAG size: 161 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 08:33:24,244 WARN L233 SmtUtils]: Spent 6.37s on a formula simplification that was a NOOP. DAG size: 161 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 08:33:30,063 WARN L233 SmtUtils]: Spent 5.82s on a formula simplification that was a NOOP. DAG size: 161 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 08:35:22,804 WARN L233 SmtUtils]: Spent 1.88m on a formula simplification. DAG size of input: 212 DAG size of output: 204 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 08:36:14,606 WARN L233 SmtUtils]: Spent 51.80s on a formula simplification that was a NOOP. DAG size: 200 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 08:38:16,784 WARN L233 SmtUtils]: Spent 2.04m on a formula simplification. DAG size of input: 212 DAG size of output: 204 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 08:39:20,212 WARN L233 SmtUtils]: Spent 1.06m on a formula simplification that was a NOOP. DAG size: 200 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 08:41:33,097 WARN L233 SmtUtils]: Spent 2.08m on a formula simplification that was a NOOP. DAG size: 220 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 08:43:40,019 WARN L233 SmtUtils]: Spent 2.12m on a formula simplification that was a NOOP. DAG size: 212 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition)