./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test8_1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baa7e0ea-b8ba-41a6-a799-373474ddc9c0/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baa7e0ea-b8ba-41a6-a799-373474ddc9c0/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baa7e0ea-b8ba-41a6-a799-373474ddc9c0/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baa7e0ea-b8ba-41a6-a799-373474ddc9c0/bin/utaipan-verify-sOmjnqqW8E/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test8_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baa7e0ea-b8ba-41a6-a799-373474ddc9c0/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baa7e0ea-b8ba-41a6-a799-373474ddc9c0/bin/utaipan-verify-sOmjnqqW8E --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 2fa2b78c59a6ef1020e917d8e9f22559c73fded7539fba1972d62f2dc7aaeead --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 04:15:05,235 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 04:15:05,300 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baa7e0ea-b8ba-41a6-a799-373474ddc9c0/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2024-11-14 04:15:05,306 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 04:15:05,306 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 04:15:05,349 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 04:15:05,350 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 04:15:05,350 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 04:15:05,353 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 04:15:05,353 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 04:15:05,354 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 04:15:05,354 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 04:15:05,355 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 04:15:05,355 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 04:15:05,355 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 04:15:05,355 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 04:15:05,355 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 04:15:05,355 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 04:15:05,355 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 04:15:05,355 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 04:15:05,355 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 04:15:05,356 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 04:15:05,356 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-14 04:15:05,356 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-14 04:15:05,356 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 04:15:05,356 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 04:15:05,356 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 04:15:05,356 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 04:15:05,357 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 04:15:05,357 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-14 04:15:05,357 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-14 04:15:05,357 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-14 04:15:05,357 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 04:15:05,357 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 04:15:05,357 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 04:15:05,357 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-14 04:15:05,358 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 04:15:05,358 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 04:15:05,358 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 04:15:05,359 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 04:15:05,359 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 04:15:05,359 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:15:05,359 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 04:15:05,359 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 04:15:05,359 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 04:15:05,359 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 04:15:05,360 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 04:15:05,360 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 04:15:05,360 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 04:15:05,360 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_baa7e0ea-b8ba-41a6-a799-373474ddc9c0/bin/utaipan-verify-sOmjnqqW8E 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 -> 2fa2b78c59a6ef1020e917d8e9f22559c73fded7539fba1972d62f2dc7aaeead [2024-11-14 04:15:05,670 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 04:15:05,681 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 04:15:05,683 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 04:15:05,684 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 04:15:05,685 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 04:15:05,686 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baa7e0ea-b8ba-41a6-a799-373474ddc9c0/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/ldv-memsafety/memleaks_test8_1.i Unable to find full path for "g++" [2024-11-14 04:15:07,598 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 04:15:08,012 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 04:15:08,013 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baa7e0ea-b8ba-41a6-a799-373474ddc9c0/sv-benchmarks/c/ldv-memsafety/memleaks_test8_1.i [2024-11-14 04:15:08,028 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baa7e0ea-b8ba-41a6-a799-373474ddc9c0/bin/utaipan-verify-sOmjnqqW8E/data/b9a38f8f5/1827ea8bd5984f21b9b3e4c9c56e4b05/FLAGf3adca32f [2024-11-14 04:15:08,046 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baa7e0ea-b8ba-41a6-a799-373474ddc9c0/bin/utaipan-verify-sOmjnqqW8E/data/b9a38f8f5/1827ea8bd5984f21b9b3e4c9c56e4b05 [2024-11-14 04:15:08,048 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 04:15:08,050 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 04:15:08,052 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 04:15:08,052 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 04:15:08,057 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 04:15:08,058 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:15:08" (1/1) ... [2024-11-14 04:15:08,059 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58026b8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:15:08, skipping insertion in model container [2024-11-14 04:15:08,060 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:15:08" (1/1) ... [2024-11-14 04:15:08,118 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 04:15:08,457 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 04:15:08,551 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 04:15:08,555 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:15:08,571 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) [2024-11-14 04:15:08,572 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2cd4f35b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:15:08, skipping insertion in model container [2024-11-14 04:15:08,572 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 04:15:08,573 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-14 04:15:08,575 INFO L158 Benchmark]: Toolchain (without parser) took 523.91ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 77.3MB in the end (delta: 13.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 04:15:08,575 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 117.4MB. Free memory is still 73.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:15:08,576 INFO L158 Benchmark]: CACSL2BoogieTranslator took 520.92ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 77.3MB in the end (delta: 13.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 04:15:08,577 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 117.4MB. Free memory is still 73.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 520.92ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 77.3MB in the end (delta: 13.7MB). Peak memory consumption was 16.8MB. 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baa7e0ea-b8ba-41a6-a799-373474ddc9c0/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baa7e0ea-b8ba-41a6-a799-373474ddc9c0/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baa7e0ea-b8ba-41a6-a799-373474ddc9c0/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baa7e0ea-b8ba-41a6-a799-373474ddc9c0/bin/utaipan-verify-sOmjnqqW8E/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test8_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baa7e0ea-b8ba-41a6-a799-373474ddc9c0/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baa7e0ea-b8ba-41a6-a799-373474ddc9c0/bin/utaipan-verify-sOmjnqqW8E --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 2fa2b78c59a6ef1020e917d8e9f22559c73fded7539fba1972d62f2dc7aaeead --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 04:15:11,314 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 04:15:11,458 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baa7e0ea-b8ba-41a6-a799-373474ddc9c0/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2024-11-14 04:15:11,471 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 04:15:11,471 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 04:15:11,503 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 04:15:11,504 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 04:15:11,504 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 04:15:11,504 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 04:15:11,505 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 04:15:11,505 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 04:15:11,505 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 04:15:11,505 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 04:15:11,505 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 04:15:11,505 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 04:15:11,505 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 04:15:11,506 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-14 04:15:11,506 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-14 04:15:11,506 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 04:15:11,506 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 04:15:11,506 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 04:15:11,507 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 04:15:11,507 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 04:15:11,507 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-14 04:15:11,507 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-14 04:15:11,507 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-14 04:15:11,507 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 04:15:11,507 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 04:15:11,507 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 04:15:11,507 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 04:15:11,508 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 04:15:11,508 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-14 04:15:11,508 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 04:15:11,508 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 04:15:11,508 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 04:15:11,508 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 04:15:11,508 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 04:15:11,509 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 04:15:11,509 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:15:11,509 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 04:15:11,509 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 04:15:11,509 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 04:15:11,509 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 04:15:11,509 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 04:15:11,509 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 04:15:11,510 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_baa7e0ea-b8ba-41a6-a799-373474ddc9c0/bin/utaipan-verify-sOmjnqqW8E 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 -> 2fa2b78c59a6ef1020e917d8e9f22559c73fded7539fba1972d62f2dc7aaeead [2024-11-14 04:15:11,897 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 04:15:11,906 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 04:15:11,909 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 04:15:11,910 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 04:15:11,911 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 04:15:11,912 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baa7e0ea-b8ba-41a6-a799-373474ddc9c0/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/ldv-memsafety/memleaks_test8_1.i Unable to find full path for "g++" [2024-11-14 04:15:13,986 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 04:15:14,346 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 04:15:14,347 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baa7e0ea-b8ba-41a6-a799-373474ddc9c0/sv-benchmarks/c/ldv-memsafety/memleaks_test8_1.i [2024-11-14 04:15:14,369 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baa7e0ea-b8ba-41a6-a799-373474ddc9c0/bin/utaipan-verify-sOmjnqqW8E/data/9dc45dbff/7a6100b52acc477e896635abee1c0cf6/FLAGe6d9d9245 [2024-11-14 04:15:14,398 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baa7e0ea-b8ba-41a6-a799-373474ddc9c0/bin/utaipan-verify-sOmjnqqW8E/data/9dc45dbff/7a6100b52acc477e896635abee1c0cf6 [2024-11-14 04:15:14,401 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 04:15:14,403 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 04:15:14,407 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 04:15:14,408 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 04:15:14,413 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 04:15:14,414 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:15:14" (1/1) ... [2024-11-14 04:15:14,416 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@746c493a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:15:14, skipping insertion in model container [2024-11-14 04:15:14,416 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:15:14" (1/1) ... [2024-11-14 04:15:14,471 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 04:15:14,892 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 04:15:14,960 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 04:15:14,964 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:15:14,985 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-14 04:15:14,995 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 04:15:15,033 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 04:15:15,059 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 04:15:15,060 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:15:15,069 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 04:15:15,148 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:15:15,220 INFO L204 MainTranslator]: Completed translation [2024-11-14 04:15:15,220 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:15:15 WrapperNode [2024-11-14 04:15:15,220 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 04:15:15,221 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 04:15:15,222 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 04:15:15,222 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 04:15:15,229 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:15:15" (1/1) ... [2024-11-14 04:15:15,250 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:15:15" (1/1) ... [2024-11-14 04:15:15,268 INFO L138 Inliner]: procedures = 167, calls = 70, calls flagged for inlining = 22, calls inlined = 4, statements flattened = 16 [2024-11-14 04:15:15,268 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 04:15:15,269 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 04:15:15,269 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 04:15:15,269 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 04:15:15,278 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:15:15" (1/1) ... [2024-11-14 04:15:15,278 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:15:15" (1/1) ... [2024-11-14 04:15:15,281 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:15:15" (1/1) ... [2024-11-14 04:15:15,282 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:15:15" (1/1) ... [2024-11-14 04:15:15,296 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:15:15" (1/1) ... [2024-11-14 04:15:15,302 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:15:15" (1/1) ... [2024-11-14 04:15:15,304 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:15:15" (1/1) ... [2024-11-14 04:15:15,305 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:15:15" (1/1) ... [2024-11-14 04:15:15,311 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 04:15:15,312 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 04:15:15,312 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 04:15:15,312 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 04:15:15,317 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:15:15" (1/1) ... [2024-11-14 04:15:15,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:15:15,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baa7e0ea-b8ba-41a6-a799-373474ddc9c0/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:15:15,368 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baa7e0ea-b8ba-41a6-a799-373474ddc9c0/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 04:15:15,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baa7e0ea-b8ba-41a6-a799-373474ddc9c0/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 04:15:15,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-14 04:15:15,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-14 04:15:15,405 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-14 04:15:15,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 04:15:15,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-14 04:15:15,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 04:15:15,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 04:15:15,562 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 04:15:15,566 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 04:15:15,726 INFO L? ?]: Removed 3 outVars from TransFormulas that were not future-live. [2024-11-14 04:15:15,726 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 04:15:15,742 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 04:15:15,743 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-14 04:15:15,743 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:15:15 BoogieIcfgContainer [2024-11-14 04:15:15,743 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 04:15:15,746 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 04:15:15,746 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 04:15:15,753 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 04:15:15,753 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 04:15:14" (1/3) ... [2024-11-14 04:15:15,754 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f47fb8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:15:15, skipping insertion in model container [2024-11-14 04:15:15,754 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:15:15" (2/3) ... [2024-11-14 04:15:15,755 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f47fb8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:15:15, skipping insertion in model container [2024-11-14 04:15:15,755 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:15:15" (3/3) ... [2024-11-14 04:15:15,756 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test8_1.i [2024-11-14 04:15:15,774 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 04:15:15,777 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG memleaks_test8_1.i that has 2 procedures, 14 locations, 1 initial locations, 0 loop locations, and 1 error locations. [2024-11-14 04:15:15,820 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 04:15:15,837 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;@24cd84e6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 04:15:15,838 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 04:15:15,842 INFO L276 IsEmpty]: Start isEmpty. Operand has 14 states, 10 states have (on average 1.2) 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) [2024-11-14 04:15:15,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-14 04:15:15,850 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:15:15,851 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:15:15,851 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK] === [2024-11-14 04:15:15,857 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:15:15,857 INFO L85 PathProgramCache]: Analyzing trace with hash -792258202, now seen corresponding path program 1 times [2024-11-14 04:15:15,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:15:15,870 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [396967301] [2024-11-14 04:15:15,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:15:15,872 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 [2024-11-14 04:15:15,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baa7e0ea-b8ba-41a6-a799-373474ddc9c0/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:15:15,879 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baa7e0ea-b8ba-41a6-a799-373474ddc9c0/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 04:15:15,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baa7e0ea-b8ba-41a6-a799-373474ddc9c0/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:15:16,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 04:15:16,034 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 04:15:16,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 04:15:16,096 INFO L130 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2024-11-14 04:15:16,098 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 04:15:16,099 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK (0 of 1 remaining) [2024-11-14 04:15:16,103 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baa7e0ea-b8ba-41a6-a799-373474ddc9c0/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:15:16,301 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baa7e0ea-b8ba-41a6-a799-373474ddc9c0/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:15:16,305 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 04:15:16,324 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 04:15:16,327 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 04:15:16 BoogieIcfgContainer [2024-11-14 04:15:16,328 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 04:15:16,328 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 04:15:16,328 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 04:15:16,329 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 04:15:16,329 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:15:15" (3/4) ... [2024-11-14 04:15:16,332 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 04:15:16,333 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 04:15:16,334 INFO L158 Benchmark]: Toolchain (without parser) took 1931.31ms. Allocated memory is still 83.9MB. Free memory was 59.0MB in the beginning and 43.4MB in the end (delta: 15.6MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. [2024-11-14 04:15:16,337 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 83.9MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:15:16,338 INFO L158 Benchmark]: CACSL2BoogieTranslator took 813.68ms. Allocated memory is still 83.9MB. Free memory was 59.0MB in the beginning and 31.5MB in the end (delta: 27.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 04:15:16,338 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.22ms. Allocated memory is still 83.9MB. Free memory was 31.5MB in the beginning and 29.7MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 04:15:16,338 INFO L158 Benchmark]: Boogie Preprocessor took 42.01ms. Allocated memory is still 83.9MB. Free memory was 29.7MB in the beginning and 28.7MB in the end (delta: 983.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:15:16,339 INFO L158 Benchmark]: RCFGBuilder took 431.44ms. Allocated memory is still 83.9MB. Free memory was 28.7MB in the beginning and 56.2MB in the end (delta: -27.4MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. [2024-11-14 04:15:16,339 INFO L158 Benchmark]: TraceAbstraction took 581.69ms. Allocated memory is still 83.9MB. Free memory was 55.6MB in the beginning and 44.0MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 04:15:16,339 INFO L158 Benchmark]: Witness Printer took 4.69ms. Allocated memory is still 83.9MB. Free memory is still 43.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:15:16,344 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48ms. Allocated memory is still 83.9MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 813.68ms. Allocated memory is still 83.9MB. Free memory was 59.0MB in the beginning and 31.5MB in the end (delta: 27.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.22ms. Allocated memory is still 83.9MB. Free memory was 31.5MB in the beginning and 29.7MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.01ms. Allocated memory is still 83.9MB. Free memory was 29.7MB in the beginning and 28.7MB in the end (delta: 983.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 431.44ms. Allocated memory is still 83.9MB. Free memory was 28.7MB in the beginning and 56.2MB in the end (delta: -27.4MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. * TraceAbstraction took 581.69ms. Allocated memory is still 83.9MB. Free memory was 55.6MB in the beginning and 44.0MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 4.69ms. Allocated memory is still 83.9MB. Free memory is still 43.4MB. 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: 768]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 768. Possible FailurePath: [L569] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L757] int *a8; VAL [a8={0:0}, ldv_global_msg_list={1:0}] [L769] CALL entry_point() [L765] CALL alloc_8() [L759] CALL, EXPR ldv_malloc(sizeof(int)) VAL [\old(size)=4, a8={0:0}, ldv_global_msg_list={1:0}] [L526] COND TRUE __VERIFIER_nondet_int() [L527] return malloc(size); [L759] RET, EXPR ldv_malloc(sizeof(int)) VAL [a8={0:0}, ldv_global_msg_list={1:0}] [L759] a8 = (int *)ldv_malloc(sizeof(int)) [L765] RET alloc_8() [L766] a8 = 0 VAL [a8={0:0}, ldv_global_msg_list={1:0}] [L769] RET entry_point() - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 14 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=14occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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 [2024-11-14 04:15:16,377 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baa7e0ea-b8ba-41a6-a799-373474ddc9c0/bin/utaipan-verify-sOmjnqqW8E/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