./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/goblint-regression/09-regions_06-ptra_nr.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab43b48-c302-46e9-8694-1da13c026760/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab43b48-c302-46e9-8694-1da13c026760/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab43b48-c302-46e9-8694-1da13c026760/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab43b48-c302-46e9-8694-1da13c026760/bin/utaipan-verify-NcY6lQBIFX/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/09-regions_06-ptra_nr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab43b48-c302-46e9-8694-1da13c026760/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab43b48-c302-46e9-8694-1da13c026760/bin/utaipan-verify-NcY6lQBIFX --witnessprinter.witness.filename witness --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 e4d7ddac57159b9ffdb625c6e71ce7282574c20e8d076ceee5f26bffd815ae46 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:59:01,288 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:59:01,444 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab43b48-c302-46e9-8694-1da13c026760/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2023-11-12 00:59:01,455 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:59:01,456 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:59:01,498 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:59:01,499 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:59:01,500 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:59:01,501 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:59:01,508 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:59:01,509 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:59:01,510 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:59:01,510 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:59:01,511 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:59:01,511 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:59:01,512 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:59:01,512 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:59:01,513 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:59:01,513 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:59:01,514 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:59:01,514 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:59:01,515 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:59:01,516 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:59:01,516 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:59:01,517 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:59:01,518 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:59:01,518 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:59:01,518 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:59:01,519 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:59:01,519 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-12 00:59:01,521 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-12 00:59:01,521 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-12 00:59:01,521 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:59:01,522 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:59:01,522 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:59:01,522 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:59:01,523 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:59:01,523 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:59:01,523 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:59:01,523 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:59:01,524 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:59:01,525 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:59:01,525 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:59:01,525 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:59:01,526 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:59:01,526 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:59:01,526 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_aab43b48-c302-46e9-8694-1da13c026760/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab43b48-c302-46e9-8694-1da13c026760/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e4d7ddac57159b9ffdb625c6e71ce7282574c20e8d076ceee5f26bffd815ae46 [2023-11-12 00:59:01,804 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:59:01,825 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:59:01,828 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:59:01,829 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:59:01,830 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:59:01,831 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab43b48-c302-46e9-8694-1da13c026760/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/goblint-regression/09-regions_06-ptra_nr.i [2023-11-12 00:59:05,082 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:59:05,545 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:59:05,548 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab43b48-c302-46e9-8694-1da13c026760/sv-benchmarks/c/goblint-regression/09-regions_06-ptra_nr.i [2023-11-12 00:59:05,572 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab43b48-c302-46e9-8694-1da13c026760/bin/utaipan-verify-NcY6lQBIFX/data/1c22adc0e/9826a0d5b4a54eedb93b350a62a5e8aa/FLAG5320305b3 [2023-11-12 00:59:05,589 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab43b48-c302-46e9-8694-1da13c026760/bin/utaipan-verify-NcY6lQBIFX/data/1c22adc0e/9826a0d5b4a54eedb93b350a62a5e8aa [2023-11-12 00:59:05,593 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:59:05,595 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:59:05,596 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:59:05,597 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:59:05,603 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:59:05,604 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:59:05" (1/1) ... [2023-11-12 00:59:05,606 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b2be403 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:05, skipping insertion in model container [2023-11-12 00:59:05,606 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:59:05" (1/1) ... [2023-11-12 00:59:05,697 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:59:06,484 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:59:06,511 ERROR L324 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) [2023-11-12 00:59:06,512 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2119bf13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:06, skipping insertion in model container [2023-11-12 00:59:06,512 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:59:06,513 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-12 00:59:06,515 INFO L158 Benchmark]: Toolchain (without parser) took 919.45ms. Allocated memory is still 153.1MB. Free memory was 120.6MB in the beginning and 105.0MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-12 00:59:06,516 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 121.6MB. Free memory is still 80.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:59:06,517 INFO L158 Benchmark]: CACSL2BoogieTranslator took 916.35ms. Allocated memory is still 153.1MB. Free memory was 120.6MB in the beginning and 105.0MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-12 00:59:06,519 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 121.6MB. Free memory is still 80.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 916.35ms. Allocated memory is still 153.1MB. Free memory was 120.6MB in the beginning and 105.0MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1239]: 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab43b48-c302-46e9-8694-1da13c026760/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab43b48-c302-46e9-8694-1da13c026760/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab43b48-c302-46e9-8694-1da13c026760/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab43b48-c302-46e9-8694-1da13c026760/bin/utaipan-verify-NcY6lQBIFX/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/09-regions_06-ptra_nr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab43b48-c302-46e9-8694-1da13c026760/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab43b48-c302-46e9-8694-1da13c026760/bin/utaipan-verify-NcY6lQBIFX --witnessprinter.witness.filename witness --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 e4d7ddac57159b9ffdb625c6e71ce7282574c20e8d076ceee5f26bffd815ae46 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:59:09,315 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:59:09,492 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab43b48-c302-46e9-8694-1da13c026760/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2023-11-12 00:59:09,503 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:59:09,504 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:59:09,561 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:59:09,562 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:59:09,563 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:59:09,564 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:59:09,566 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:59:09,567 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:59:09,567 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:59:09,568 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:59:09,574 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:59:09,574 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:59:09,575 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:59:09,576 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:59:09,576 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:59:09,578 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:59:09,579 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:59:09,579 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:59:09,580 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:59:09,581 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:59:09,581 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-12 00:59:09,582 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-12 00:59:09,582 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-12 00:59:09,583 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:59:09,583 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:59:09,584 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:59:09,584 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:59:09,586 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:59:09,587 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:59:09,587 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:59:09,587 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:59:09,588 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 00:59:09,588 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:59:09,589 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:59:09,590 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:59:09,590 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:59:09,590 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:59:09,591 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:59:09,591 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:59:09,591 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:59:09,592 INFO L153 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_aab43b48-c302-46e9-8694-1da13c026760/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab43b48-c302-46e9-8694-1da13c026760/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e4d7ddac57159b9ffdb625c6e71ce7282574c20e8d076ceee5f26bffd815ae46 [2023-11-12 00:59:10,096 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:59:10,135 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:59:10,138 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:59:10,140 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:59:10,140 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:59:10,142 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab43b48-c302-46e9-8694-1da13c026760/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/goblint-regression/09-regions_06-ptra_nr.i [2023-11-12 00:59:13,733 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:59:14,174 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:59:14,176 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab43b48-c302-46e9-8694-1da13c026760/sv-benchmarks/c/goblint-regression/09-regions_06-ptra_nr.i [2023-11-12 00:59:14,209 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab43b48-c302-46e9-8694-1da13c026760/bin/utaipan-verify-NcY6lQBIFX/data/afae8b24e/fb6d8f34d7294998976c9b7fe0313155/FLAG856fa30de [2023-11-12 00:59:14,232 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab43b48-c302-46e9-8694-1da13c026760/bin/utaipan-verify-NcY6lQBIFX/data/afae8b24e/fb6d8f34d7294998976c9b7fe0313155 [2023-11-12 00:59:14,239 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:59:14,242 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:59:14,244 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:59:14,244 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:59:14,250 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:59:14,251 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:59:14" (1/1) ... [2023-11-12 00:59:14,253 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6496400d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:14, skipping insertion in model container [2023-11-12 00:59:14,253 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:59:14" (1/1) ... [2023-11-12 00:59:14,312 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:59:15,231 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:59:15,269 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-12 00:59:15,299 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:59:15,359 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:59:15,374 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:59:15,431 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:59:15,564 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:59:15,564 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:15 WrapperNode [2023-11-12 00:59:15,565 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:59:15,566 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:59:15,566 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:59:15,566 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:59:15,574 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:15" (1/1) ... [2023-11-12 00:59:15,603 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:15" (1/1) ... [2023-11-12 00:59:15,635 INFO L138 Inliner]: procedures = 369, calls = 31, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 97 [2023-11-12 00:59:15,636 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:59:15,637 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:59:15,637 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:59:15,637 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:59:15,652 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:15" (1/1) ... [2023-11-12 00:59:15,653 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:15" (1/1) ... [2023-11-12 00:59:15,674 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:15" (1/1) ... [2023-11-12 00:59:15,674 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:15" (1/1) ... [2023-11-12 00:59:15,692 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:15" (1/1) ... [2023-11-12 00:59:15,700 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:15" (1/1) ... [2023-11-12 00:59:15,705 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:15" (1/1) ... [2023-11-12 00:59:15,707 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:15" (1/1) ... [2023-11-12 00:59:15,723 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:59:15,725 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:59:15,726 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:59:15,726 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:59:15,727 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:15" (1/1) ... [2023-11-12 00:59:15,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:59:15,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab43b48-c302-46e9-8694-1da13c026760/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:59:15,770 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab43b48-c302-46e9-8694-1da13c026760/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:59:15,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aab43b48-c302-46e9-8694-1da13c026760/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:59:15,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-12 00:59:15,811 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:59:15,812 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 00:59:15,812 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:59:15,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-12 00:59:15,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-12 00:59:15,813 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-12 00:59:15,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:59:15,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:59:15,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 00:59:15,813 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-11-12 00:59:15,814 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-11-12 00:59:15,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:59:15,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:59:15,816 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 00:59:16,055 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:59:16,057 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:59:16,719 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:59:16,729 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:59:16,729 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:59:16,732 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:59:16 BoogieIcfgContainer [2023-11-12 00:59:16,732 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:59:16,735 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:59:16,735 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:59:16,739 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:59:16,739 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:59:14" (1/3) ... [2023-11-12 00:59:16,740 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69c2845e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:59:16, skipping insertion in model container [2023-11-12 00:59:16,740 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:15" (2/3) ... [2023-11-12 00:59:16,741 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69c2845e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:59:16, skipping insertion in model container [2023-11-12 00:59:16,741 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:59:16" (3/3) ... [2023-11-12 00:59:16,743 INFO L112 eAbstractionObserver]: Analyzing ICFG 09-regions_06-ptra_nr.i [2023-11-12 00:59:16,765 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:59:16,765 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 31 error locations. [2023-11-12 00:59:16,766 INFO L521 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-12 00:59:16,929 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-11-12 00:59:16,980 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2023-11-12 00:59:16,996 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 150 places, 146 transitions, 296 flow [2023-11-12 00:59:17,000 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 150 places, 146 transitions, 296 flow [2023-11-12 00:59:17,002 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 150 places, 146 transitions, 296 flow [2023-11-12 00:59:17,100 INFO L124 PetriNetUnfolderBase]: 0/145 cut-off events. [2023-11-12 00:59:17,100 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-12 00:59:17,104 INFO L83 FinitePrefix]: Finished finitePrefix Result has 149 conditions, 145 events. 0/145 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 158 event pairs, 0 based on Foata normal form. 0/114 useless extension candidates. Maximal degree in co-relation 0. Up to 1 conditions per place. [2023-11-12 00:59:17,108 INFO L119 LiptonReduction]: Number of co-enabled transitions 1924