./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test5_2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a0165632 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_69eb1a3d-b714-4551-b354-1fd25e9fe1be/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69eb1a3d-b714-4551-b354-1fd25e9fe1be/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69eb1a3d-b714-4551-b354-1fd25e9fe1be/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69eb1a3d-b714-4551-b354-1fd25e9fe1be/bin/utaipan-verify-YMUCfTKeje/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test5_2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69eb1a3d-b714-4551-b354-1fd25e9fe1be/bin/utaipan-verify-YMUCfTKeje/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69eb1a3d-b714-4551-b354-1fd25e9fe1be/bin/utaipan-verify-YMUCfTKeje --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 2ed1b4c32fb34a3b94710a14cca3ab0a8326ba7fa7dcd01a325fa2ad8637f2b6 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:59:45,647 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:59:45,763 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69eb1a3d-b714-4551-b354-1fd25e9fe1be/bin/utaipan-verify-YMUCfTKeje/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2024-11-09 05:59:45,770 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:59:45,774 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:59:45,823 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:59:45,824 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:59:45,825 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:59:45,826 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:59:45,827 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:59:45,829 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:59:45,830 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:59:45,830 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:59:45,831 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 05:59:45,831 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:59:45,832 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:59:45,832 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 05:59:45,837 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 05:59:45,837 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:59:45,838 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 05:59:45,838 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 05:59:45,840 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 05:59:45,844 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 05:59:45,844 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 05:59:45,845 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:59:45,845 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 05:59:45,846 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 05:59:45,846 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 05:59:45,846 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:59:45,851 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-09 05:59:45,851 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-09 05:59:45,852 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-09 05:59:45,852 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:59:45,852 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 05:59:45,853 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:59:45,853 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 05:59:45,853 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 05:59:45,854 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:59:45,854 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:59:45,857 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:59:45,858 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:59:45,858 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:59:45,859 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:59:45,860 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:59:45,860 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 05:59:45,861 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 05:59:45,861 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:59:45,861 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:59:45,862 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 05:59:45,862 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_69eb1a3d-b714-4551-b354-1fd25e9fe1be/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69eb1a3d-b714-4551-b354-1fd25e9fe1be/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ed1b4c32fb34a3b94710a14cca3ab0a8326ba7fa7dcd01a325fa2ad8637f2b6 [2024-11-09 05:59:46,174 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:59:46,208 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:59:46,213 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:59:46,214 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:59:46,214 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:59:46,216 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69eb1a3d-b714-4551-b354-1fd25e9fe1be/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/ldv-memsafety/memleaks_test5_2.i Unable to find full path for "g++" [2024-11-09 05:59:48,271 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:59:48,570 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:59:48,571 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69eb1a3d-b714-4551-b354-1fd25e9fe1be/sv-benchmarks/c/ldv-memsafety/memleaks_test5_2.i [2024-11-09 05:59:48,585 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69eb1a3d-b714-4551-b354-1fd25e9fe1be/bin/utaipan-verify-YMUCfTKeje/data/125301cd5/54975d10e7704a179c18e77a45c7b4d4/FLAGbc80e719b [2024-11-09 05:59:48,600 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69eb1a3d-b714-4551-b354-1fd25e9fe1be/bin/utaipan-verify-YMUCfTKeje/data/125301cd5/54975d10e7704a179c18e77a45c7b4d4 [2024-11-09 05:59:48,603 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:59:48,605 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:59:48,606 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:59:48,606 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:59:48,611 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:59:48,612 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:59:48" (1/1) ... [2024-11-09 05:59:48,613 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a80f9e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:59:48, skipping insertion in model container [2024-11-09 05:59:48,614 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:59:48" (1/1) ... [2024-11-09 05:59:48,659 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:59:49,037 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 05:59:49,116 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 05:59:49,121 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:59:49,153 ERROR L321 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) [2024-11-09 05:59:49,153 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1e3e6e40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:59:49, skipping insertion in model container [2024-11-09 05:59:49,154 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:59:49,154 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-09 05:59:49,156 INFO L158 Benchmark]: Toolchain (without parser) took 550.56ms. Allocated memory is still 136.3MB. Free memory was 102.8MB in the beginning and 86.6MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 05:59:49,157 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 136.3MB. Free memory is still 82.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:59:49,158 INFO L158 Benchmark]: CACSL2BoogieTranslator took 548.27ms. Allocated memory is still 136.3MB. Free memory was 102.4MB in the beginning and 86.6MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 05:59:49,159 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 136.3MB. Free memory is still 82.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 548.27ms. Allocated memory is still 136.3MB. Free memory was 102.4MB in the beginning and 86.6MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 607]: 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_69eb1a3d-b714-4551-b354-1fd25e9fe1be/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69eb1a3d-b714-4551-b354-1fd25e9fe1be/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69eb1a3d-b714-4551-b354-1fd25e9fe1be/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69eb1a3d-b714-4551-b354-1fd25e9fe1be/bin/utaipan-verify-YMUCfTKeje/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test5_2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69eb1a3d-b714-4551-b354-1fd25e9fe1be/bin/utaipan-verify-YMUCfTKeje/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69eb1a3d-b714-4551-b354-1fd25e9fe1be/bin/utaipan-verify-YMUCfTKeje --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 2ed1b4c32fb34a3b94710a14cca3ab0a8326ba7fa7dcd01a325fa2ad8637f2b6 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:59:51,348 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:59:51,451 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69eb1a3d-b714-4551-b354-1fd25e9fe1be/bin/utaipan-verify-YMUCfTKeje/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2024-11-09 05:59:51,459 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:59:51,460 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:59:51,498 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:59:51,498 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:59:51,499 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:59:51,499 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:59:51,499 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:59:51,500 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:59:51,500 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:59:51,501 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:59:51,505 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:59:51,506 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:59:51,506 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:59:51,507 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 05:59:51,507 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 05:59:51,507 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:59:51,507 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 05:59:51,508 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 05:59:51,510 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 05:59:51,510 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:59:51,510 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-09 05:59:51,511 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-09 05:59:51,511 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-09 05:59:51,511 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:59:51,512 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 05:59:51,512 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 05:59:51,512 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:59:51,512 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 05:59:51,512 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 05:59:51,513 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 05:59:51,513 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:59:51,513 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:59:51,513 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 05:59:51,515 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:59:51,515 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:59:51,515 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:59:51,515 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:59:51,515 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:59:51,517 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 05:59:51,517 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 05:59:51,525 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:59:51,525 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:59:51,525 INFO L153 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_69eb1a3d-b714-4551-b354-1fd25e9fe1be/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69eb1a3d-b714-4551-b354-1fd25e9fe1be/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ed1b4c32fb34a3b94710a14cca3ab0a8326ba7fa7dcd01a325fa2ad8637f2b6 [2024-11-09 05:59:51,925 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:59:51,957 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:59:51,960 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:59:51,961 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:59:51,963 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:59:51,965 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69eb1a3d-b714-4551-b354-1fd25e9fe1be/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/ldv-memsafety/memleaks_test5_2.i Unable to find full path for "g++" [2024-11-09 05:59:54,101 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:59:54,390 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:59:54,394 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69eb1a3d-b714-4551-b354-1fd25e9fe1be/sv-benchmarks/c/ldv-memsafety/memleaks_test5_2.i [2024-11-09 05:59:54,417 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69eb1a3d-b714-4551-b354-1fd25e9fe1be/bin/utaipan-verify-YMUCfTKeje/data/3305bb855/90b4fec7d4464129b876440c3feddb2c/FLAG51170c305 [2024-11-09 05:59:54,429 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69eb1a3d-b714-4551-b354-1fd25e9fe1be/bin/utaipan-verify-YMUCfTKeje/data/3305bb855/90b4fec7d4464129b876440c3feddb2c [2024-11-09 05:59:54,432 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:59:54,433 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:59:54,434 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:59:54,435 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:59:54,445 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:59:54,445 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:59:54" (1/1) ... [2024-11-09 05:59:54,447 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@219e5681 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:59:54, skipping insertion in model container [2024-11-09 05:59:54,447 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:59:54" (1/1) ... [2024-11-09 05:59:54,494 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:59:54,878 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 05:59:54,964 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 05:59:54,969 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:59:54,996 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-09 05:59:55,004 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:59:55,077 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 05:59:55,095 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 05:59:55,097 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:59:55,104 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:59:55,165 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:59:55,210 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:59:55,210 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:59:55 WrapperNode [2024-11-09 05:59:55,211 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:59:55,212 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:59:55,212 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:59:55,212 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:59:55,219 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:59:55" (1/1) ... [2024-11-09 05:59:55,241 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:59:55" (1/1) ... [2024-11-09 05:59:55,260 INFO L138 Inliner]: procedures = 167, calls = 71, calls flagged for inlining = 23, calls inlined = 5, statements flattened = 25 [2024-11-09 05:59:55,261 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:59:55,261 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:59:55,261 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:59:55,262 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:59:55,271 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:59:55" (1/1) ... [2024-11-09 05:59:55,272 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:59:55" (1/1) ... [2024-11-09 05:59:55,274 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:59:55" (1/1) ... [2024-11-09 05:59:55,275 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:59:55" (1/1) ... [2024-11-09 05:59:55,291 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:59:55" (1/1) ... [2024-11-09 05:59:55,293 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:59:55" (1/1) ... [2024-11-09 05:59:55,294 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:59:55" (1/1) ... [2024-11-09 05:59:55,295 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:59:55" (1/1) ... [2024-11-09 05:59:55,303 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:59:55,304 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:59:55,304 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:59:55,304 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:59:55,305 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:59:55" (1/1) ... [2024-11-09 05:59:55,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:59:55,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69eb1a3d-b714-4551-b354-1fd25e9fe1be/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:59:55,349 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69eb1a3d-b714-4551-b354-1fd25e9fe1be/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:59:55,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69eb1a3d-b714-4551-b354-1fd25e9fe1be/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:59:55,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-09 05:59:55,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-09 05:59:55,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 05:59:55,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:59:55,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 05:59:55,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-09 05:59:55,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:59:55,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:59:55,535 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:59:55,537 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:59:55,687 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-09 05:59:55,687 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:59:55,699 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:59:55,699 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 05:59:55,700 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:59:55 BoogieIcfgContainer [2024-11-09 05:59:55,700 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:59:55,702 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:59:55,702 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:59:55,706 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:59:55,706 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:59:54" (1/3) ... [2024-11-09 05:59:55,707 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32af8522 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:59:55, skipping insertion in model container [2024-11-09 05:59:55,707 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:59:55" (2/3) ... [2024-11-09 05:59:55,707 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32af8522 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:59:55, skipping insertion in model container [2024-11-09 05:59:55,708 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:59:55" (3/3) ... [2024-11-09 05:59:55,709 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test5_2.i [2024-11-09 05:59:55,727 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:59:55,727 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2024-11-09 05:59:55,782 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:59:55,789 INFO L333 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, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, 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;@50a46ecd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:59:55,789 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-11-09 05:59:55,796 INFO L276 IsEmpty]: Start isEmpty. Operand has 22 states, 15 states have (on average 1.4) internal successors, (21), 19 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-09 05:59:55,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-09 05:59:55,806 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:59:55,807 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:59:55,808 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_FREE === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_FREE (and 1 more)] === [2024-11-09 05:59:55,813 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:59:55,813 INFO L85 PathProgramCache]: Analyzing trace with hash 1492643359, now seen corresponding path program 1 times [2024-11-09 05:59:55,827 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:59:55,828 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [88388361] [2024-11-09 05:59:55,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:59:55,829 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:59:55,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69eb1a3d-b714-4551-b354-1fd25e9fe1be/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:59:55,839 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69eb1a3d-b714-4551-b354-1fd25e9fe1be/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 05:59:55,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69eb1a3d-b714-4551-b354-1fd25e9fe1be/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-09 05:59:55,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:59:55,949 INFO L255 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-09 05:59:55,956 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:59:56,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:59:56,114 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:59:56,115 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:59:56,115 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [88388361] [2024-11-09 05:59:56,116 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [88388361] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:59:56,116 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:59:56,116 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 05:59:56,122 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1959224031] [2024-11-09 05:59:56,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:59:56,127 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 05:59:56,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:59:56,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 05:59:56,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 05:59:56,161 INFO L87 Difference]: Start difference. First operand has 22 states, 15 states have (on average 1.4) internal successors, (21), 19 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-09 05:59:56,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:59:56,193 INFO L93 Difference]: Finished difference Result 16 states and 16 transitions. [2024-11-09 05:59:56,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 05:59:56,196 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2024-11-09 05:59:56,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:59:56,206 INFO L225 Difference]: With dead ends: 16 [2024-11-09 05:59:56,207 INFO L226 Difference]: Without dead ends: 14 [2024-11-09 05:59:56,208 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 05:59:56,212 INFO L432 NwaCegarLoop]: 14 mSDtfsCounter, 0 mSDsluCounter, 25 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 39 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 05:59:56,213 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 39 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 05:59:56,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2024-11-09 05:59:56,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2024-11-09 05:59:56,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 11 states have (on average 1.0909090909090908) internal successors, (12), 11 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-09 05:59:56,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 14 transitions. [2024-11-09 05:59:56,257 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 14 transitions. Word has length 11 [2024-11-09 05:59:56,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:59:56,258 INFO L471 AbstractCegarLoop]: Abstraction has 14 states and 14 transitions. [2024-11-09 05:59:56,258 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-09 05:59:56,259 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2024-11-09 05:59:56,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 05:59:56,260 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:59:56,260 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:59:56,264 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69eb1a3d-b714-4551-b354-1fd25e9fe1be/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-09 05:59:56,461 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69eb1a3d-b714-4551-b354-1fd25e9fe1be/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:59:56,461 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_FREE (and 1 more)] === [2024-11-09 05:59:56,462 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:59:56,462 INFO L85 PathProgramCache]: Analyzing trace with hash -88561022, now seen corresponding path program 1 times [2024-11-09 05:59:56,462 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:59:56,467 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1929894109] [2024-11-09 05:59:56,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:59:56,467 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:59:56,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69eb1a3d-b714-4551-b354-1fd25e9fe1be/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:59:56,472 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69eb1a3d-b714-4551-b354-1fd25e9fe1be/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 05:59:56,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69eb1a3d-b714-4551-b354-1fd25e9fe1be/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-09 05:59:56,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 05:59:56,566 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 05:59:56,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 05:59:56,639 INFO L130 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2024-11-09 05:59:56,639 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 05:59:56,641 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK (3 of 4 remaining) [2024-11-09 05:59:56,643 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_FREE (2 of 4 remaining) [2024-11-09 05:59:56,643 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_FREE (1 of 4 remaining) [2024-11-09 05:59:56,643 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_FREE (0 of 4 remaining) [2024-11-09 05:59:56,647 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69eb1a3d-b714-4551-b354-1fd25e9fe1be/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-09 05:59:56,846 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69eb1a3d-b714-4551-b354-1fd25e9fe1be/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:59:56,848 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-09 05:59:56,866 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 05:59:56,870 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 05:59:56 BoogieIcfgContainer [2024-11-09 05:59:56,871 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 05:59:56,871 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 05:59:56,871 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 05:59:56,872 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 05:59:56,872 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:59:55" (3/4) ... [2024-11-09 05:59:56,875 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 05:59:56,876 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 05:59:56,877 INFO L158 Benchmark]: Toolchain (without parser) took 2444.11ms. Allocated memory was 75.5MB in the beginning and 94.4MB in the end (delta: 18.9MB). Free memory was 49.8MB in the beginning and 60.4MB in the end (delta: -10.5MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2024-11-09 05:59:56,878 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 75.5MB. Free memory was 51.5MB in the beginning and 51.4MB in the end (delta: 94.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:59:56,878 INFO L158 Benchmark]: CACSL2BoogieTranslator took 776.53ms. Allocated memory is still 75.5MB. Free memory was 49.6MB in the beginning and 41.7MB in the end (delta: 7.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-09 05:59:56,879 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.27ms. Allocated memory is still 75.5MB. Free memory was 41.7MB in the beginning and 39.7MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 05:59:56,880 INFO L158 Benchmark]: Boogie Preprocessor took 42.30ms. Allocated memory is still 75.5MB. Free memory was 39.7MB in the beginning and 38.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:59:56,880 INFO L158 Benchmark]: RCFGBuilder took 395.83ms. Allocated memory was 75.5MB in the beginning and 94.4MB in the end (delta: 18.9MB). Free memory was 38.2MB in the beginning and 66.0MB in the end (delta: -27.8MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2024-11-09 05:59:56,881 INFO L158 Benchmark]: TraceAbstraction took 1168.39ms. Allocated memory is still 94.4MB. Free memory was 65.2MB in the beginning and 60.9MB in the end (delta: 4.3MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. [2024-11-09 05:59:56,881 INFO L158 Benchmark]: Witness Printer took 5.13ms. Allocated memory is still 94.4MB. Free memory is still 60.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:59:56,884 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 75.5MB. Free memory was 51.5MB in the beginning and 51.4MB in the end (delta: 94.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 776.53ms. Allocated memory is still 75.5MB. Free memory was 49.6MB in the beginning and 41.7MB in the end (delta: 7.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.27ms. Allocated memory is still 75.5MB. Free memory was 41.7MB in the beginning and 39.7MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.30ms. Allocated memory is still 75.5MB. Free memory was 39.7MB in the beginning and 38.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 395.83ms. Allocated memory was 75.5MB in the beginning and 94.4MB in the end (delta: 18.9MB). Free memory was 38.2MB in the beginning and 66.0MB in the end (delta: -27.8MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1168.39ms. Allocated memory is still 94.4MB. Free memory was 65.2MB in the beginning and 60.9MB in the end (delta: 4.3MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. * Witness Printer took 5.13ms. Allocated memory is still 94.4MB. Free memory is still 60.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 770]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 770. Possible FailurePath: [L569] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; VAL [ldv_global_msg_list={1:0}] [L771] CALL entry_point() [L767] CALL, EXPR f5() [L758] CALL, EXPR ldv_malloc(sizeof(int)) VAL [\old(size)=4, ldv_global_msg_list={1:0}] [L526] COND TRUE __VERIFIER_nondet_int() [L527] return malloc(size); [L758] RET, EXPR ldv_malloc(sizeof(int)) VAL [ldv_global_msg_list={1:0}] [L758] int *p = (int *)ldv_malloc(sizeof(int)); [L759] return 0; VAL [\result={0:0}, ldv_global_msg_list={1:0}] [L767] RET, EXPR f5() [L767] int *p = f5(); [L768] CALL g5(p) [L762] COND FALSE !(\read(*p)) VAL [ldv_global_msg_list={1:0}] [L768] RET g5(p) [L771] RET entry_point() - UnprovableResult [Line: 763]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 763]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 763]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 22 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 39 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 25 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 14 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=22occurred in iteration=0, InterpolantAutomatonStates: 4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 24 NumberOfCodeBlocks, 24 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 22 SizeOfPredicates, 0 NumberOfNonLiveVariables, 44 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 05:59:56,925 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69eb1a3d-b714-4551-b354-1fd25e9fe1be/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample