./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test3-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ac0135-61ca-489a-a499-8cf188569bd2/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ac0135-61ca-489a-a499-8cf188569bd2/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ac0135-61ca-489a-a499-8cf188569bd2/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ac0135-61ca-489a-a499-8cf188569bd2/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test3-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ac0135-61ca-489a-a499-8cf188569bd2/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ac0135-61ca-489a-a499-8cf188569bd2/bin/uautomizer-verify-VRDe98Ueme --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c85095e6c097860f8990ece506beaedeb77748d9abbe74af49965756711c2a8f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 12:03:53,893 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 12:03:54,025 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ac0135-61ca-489a-a499-8cf188569bd2/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-11-26 12:03:54,033 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 12:03:54,034 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 12:03:54,076 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 12:03:54,076 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 12:03:54,077 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 12:03:54,078 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 12:03:54,083 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 12:03:54,084 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 12:03:54,085 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 12:03:54,086 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 12:03:54,088 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 12:03:54,089 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 12:03:54,089 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 12:03:54,090 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 12:03:54,090 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 12:03:54,091 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 12:03:54,091 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 12:03:54,092 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-26 12:03:54,092 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-26 12:03:54,093 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-26 12:03:54,093 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 12:03:54,094 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-26 12:03:54,094 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-26 12:03:54,094 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 12:03:54,095 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 12:03:54,096 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 12:03:54,096 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 12:03:54,098 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 12:03:54,098 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 12:03:54,098 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 12:03:54,099 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 12:03:54,099 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 12:03:54,099 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 12:03:54,099 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 12:03:54,100 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 12:03:54,100 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 12:03:54,100 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 12:03:54,100 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 12:03:54,101 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_f8ac0135-61ca-489a-a499-8cf188569bd2/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ac0135-61ca-489a-a499-8cf188569bd2/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c85095e6c097860f8990ece506beaedeb77748d9abbe74af49965756711c2a8f [2023-11-26 12:03:54,412 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 12:03:54,439 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 12:03:54,442 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 12:03:54,444 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 12:03:54,447 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 12:03:54,448 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ac0135-61ca-489a-a499-8cf188569bd2/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/ldv-memsafety/memleaks_test3-1.i [2023-11-26 12:03:57,551 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 12:03:57,906 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 12:03:57,907 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ac0135-61ca-489a-a499-8cf188569bd2/sv-benchmarks/c/ldv-memsafety/memleaks_test3-1.i [2023-11-26 12:03:57,925 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ac0135-61ca-489a-a499-8cf188569bd2/bin/uautomizer-verify-VRDe98Ueme/data/4a66b9d47/b7688ea1717c4bc3ba7ad9a25b3b0515/FLAG7fad46b3b [2023-11-26 12:03:57,941 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ac0135-61ca-489a-a499-8cf188569bd2/bin/uautomizer-verify-VRDe98Ueme/data/4a66b9d47/b7688ea1717c4bc3ba7ad9a25b3b0515 [2023-11-26 12:03:57,944 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 12:03:57,946 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 12:03:57,947 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 12:03:57,947 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 12:03:57,953 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 12:03:57,954 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:03:57" (1/1) ... [2023-11-26 12:03:57,956 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56e43d8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:03:57, skipping insertion in model container [2023-11-26 12:03:57,956 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:03:57" (1/1) ... [2023-11-26 12:03:58,013 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 12:03:58,565 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 12:03:58,597 ERROR L324 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2023-11-26 12:03:58,598 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@28db4566 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:03:58, skipping insertion in model container [2023-11-26 12:03:58,599 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 12:03:58,599 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-26 12:03:58,602 INFO L158 Benchmark]: Toolchain (without parser) took 654.94ms. Allocated memory is still 130.0MB. Free memory was 83.4MB in the beginning and 69.7MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-26 12:03:58,603 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 130.0MB. Free memory is still 76.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 12:03:58,604 INFO L158 Benchmark]: CACSL2BoogieTranslator took 652.02ms. Allocated memory is still 130.0MB. Free memory was 83.4MB in the beginning and 69.7MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-26 12:03:58,607 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 130.0MB. Free memory is still 76.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 652.02ms. Allocated memory is still 130.0MB. Free memory was 83.4MB in the beginning and 69.7MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 577]: Unsupported Syntax Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ac0135-61ca-489a-a499-8cf188569bd2/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ac0135-61ca-489a-a499-8cf188569bd2/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ac0135-61ca-489a-a499-8cf188569bd2/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ac0135-61ca-489a-a499-8cf188569bd2/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test3-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ac0135-61ca-489a-a499-8cf188569bd2/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ac0135-61ca-489a-a499-8cf188569bd2/bin/uautomizer-verify-VRDe98Ueme --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c85095e6c097860f8990ece506beaedeb77748d9abbe74af49965756711c2a8f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 12:04:01,355 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 12:04:01,510 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ac0135-61ca-489a-a499-8cf188569bd2/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-11-26 12:04:01,520 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 12:04:01,521 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 12:04:01,555 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 12:04:01,556 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 12:04:01,557 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 12:04:01,557 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 12:04:01,558 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 12:04:01,559 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 12:04:01,559 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 12:04:01,560 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 12:04:01,561 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 12:04:01,561 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 12:04:01,562 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 12:04:01,562 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 12:04:01,566 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 12:04:01,567 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 12:04:01,567 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 12:04:01,571 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-26 12:04:01,573 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-26 12:04:01,573 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-26 12:04:01,574 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 12:04:01,574 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-26 12:04:01,575 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-26 12:04:01,575 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-26 12:04:01,576 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-26 12:04:01,576 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 12:04:01,576 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 12:04:01,578 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 12:04:01,578 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 12:04:01,579 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 12:04:01,579 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 12:04:01,579 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 12:04:01,579 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 12:04:01,580 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 12:04:01,581 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-26 12:04:01,581 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-26 12:04:01,581 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 12:04:01,581 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 12:04:01,582 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 12:04:01,582 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 12:04:01,582 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-26 12:04:01,583 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_f8ac0135-61ca-489a-a499-8cf188569bd2/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ac0135-61ca-489a-a499-8cf188569bd2/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c85095e6c097860f8990ece506beaedeb77748d9abbe74af49965756711c2a8f [2023-11-26 12:04:02,036 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 12:04:02,068 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 12:04:02,070 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 12:04:02,072 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 12:04:02,072 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 12:04:02,074 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ac0135-61ca-489a-a499-8cf188569bd2/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/ldv-memsafety/memleaks_test3-1.i [2023-11-26 12:04:05,515 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 12:04:05,968 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 12:04:05,969 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ac0135-61ca-489a-a499-8cf188569bd2/sv-benchmarks/c/ldv-memsafety/memleaks_test3-1.i [2023-11-26 12:04:05,986 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ac0135-61ca-489a-a499-8cf188569bd2/bin/uautomizer-verify-VRDe98Ueme/data/7aa9b154c/7b8c90ab73ea4233b043921c2cab0d1f/FLAGc240d5dca [2023-11-26 12:04:06,007 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ac0135-61ca-489a-a499-8cf188569bd2/bin/uautomizer-verify-VRDe98Ueme/data/7aa9b154c/7b8c90ab73ea4233b043921c2cab0d1f [2023-11-26 12:04:06,012 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 12:04:06,014 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 12:04:06,018 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 12:04:06,018 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 12:04:06,024 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 12:04:06,024 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:04:06" (1/1) ... [2023-11-26 12:04:06,026 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27e57fe3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:04:06, skipping insertion in model container [2023-11-26 12:04:06,026 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:04:06" (1/1) ... [2023-11-26 12:04:06,107 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 12:04:06,502 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 12:04:06,523 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-26 12:04:06,531 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 12:04:06,580 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 12:04:06,587 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 12:04:06,688 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 12:04:06,767 WARN L675 CHandler]: The function release is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 12:04:06,775 INFO L206 MainTranslator]: Completed translation [2023-11-26 12:04:06,776 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:04:06 WrapperNode [2023-11-26 12:04:06,776 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 12:04:06,777 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 12:04:06,777 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 12:04:06,777 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 12:04:06,786 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:04:06" (1/1) ... [2023-11-26 12:04:06,837 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:04:06" (1/1) ... [2023-11-26 12:04:06,859 INFO L138 Inliner]: procedures = 167, calls = 69, calls flagged for inlining = 22, calls inlined = 4, statements flattened = 22 [2023-11-26 12:04:06,859 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 12:04:06,860 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 12:04:06,860 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 12:04:06,861 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 12:04:06,873 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:04:06" (1/1) ... [2023-11-26 12:04:06,873 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:04:06" (1/1) ... [2023-11-26 12:04:06,875 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:04:06" (1/1) ... [2023-11-26 12:04:06,899 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-26 12:04:06,900 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:04:06" (1/1) ... [2023-11-26 12:04:06,900 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:04:06" (1/1) ... [2023-11-26 12:04:06,913 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:04:06" (1/1) ... [2023-11-26 12:04:06,916 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:04:06" (1/1) ... [2023-11-26 12:04:06,920 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:04:06" (1/1) ... [2023-11-26 12:04:06,922 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:04:06" (1/1) ... [2023-11-26 12:04:06,930 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 12:04:06,941 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 12:04:06,941 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 12:04:06,941 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 12:04:06,942 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:04:06" (1/1) ... [2023-11-26 12:04:06,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 12:04:06,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ac0135-61ca-489a-a499-8cf188569bd2/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:04:06,976 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ac0135-61ca-489a-a499-8cf188569bd2/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 12:04:07,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ac0135-61ca-489a-a499-8cf188569bd2/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 12:04:07,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 12:04:07,024 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-26 12:04:07,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-26 12:04:07,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 12:04:07,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 12:04:07,154 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 12:04:07,157 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 12:04:07,263 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 12:04:07,323 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 12:04:07,324 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-26 12:04:07,324 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:04:07 BoogieIcfgContainer [2023-11-26 12:04:07,325 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 12:04:07,327 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 12:04:07,327 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 12:04:07,331 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 12:04:07,331 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 12:04:06" (1/3) ... [2023-11-26 12:04:07,332 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2079064 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:04:07, skipping insertion in model container [2023-11-26 12:04:07,332 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:04:06" (2/3) ... [2023-11-26 12:04:07,334 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2079064 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:04:07, skipping insertion in model container [2023-11-26 12:04:07,335 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:04:07" (3/3) ... [2023-11-26 12:04:07,336 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test3-1.i [2023-11-26 12:04:07,357 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 12:04:07,357 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2023-11-26 12:04:07,412 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 12:04:07,420 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6abd21ca, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 12:04:07,421 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2023-11-26 12:04:07,427 INFO L276 IsEmpty]: Start isEmpty. Operand has 12 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 11 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 12:04:07,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-26 12:04:07,439 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:04:07,439 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1] [2023-11-26 12:04:07,440 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_FREE === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_FREE (and 1 more)] === [2023-11-26 12:04:07,447 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:04:07,447 INFO L85 PathProgramCache]: Analyzing trace with hash 53080, now seen corresponding path program 1 times [2023-11-26 12:04:07,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 12:04:07,466 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1459161418] [2023-11-26 12:04:07,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:04:07,467 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 [2023-11-26 12:04:07,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ac0135-61ca-489a-a499-8cf188569bd2/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 12:04:07,470 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ac0135-61ca-489a-a499-8cf188569bd2/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 12:04:07,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ac0135-61ca-489a-a499-8cf188569bd2/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 12:04:07,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 12:04:07,565 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 12:04:07,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 12:04:07,603 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2023-11-26 12:04:07,606 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-26 12:04:07,608 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_FREE (3 of 4 remaining) [2023-11-26 12:04:07,610 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_FREE (2 of 4 remaining) [2023-11-26 12:04:07,611 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_FREE (1 of 4 remaining) [2023-11-26 12:04:07,612 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK (0 of 4 remaining) [2023-11-26 12:04:07,623 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ac0135-61ca-489a-a499-8cf188569bd2/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 12:04:07,814 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ac0135-61ca-489a-a499-8cf188569bd2/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 12:04:07,818 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-26 12:04:07,824 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-26 12:04:07,841 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 12:04:07 BoogieIcfgContainer [2023-11-26 12:04:07,841 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-26 12:04:07,842 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-26 12:04:07,842 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-26 12:04:07,842 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-26 12:04:07,843 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:04:07" (3/4) ... [2023-11-26 12:04:07,844 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-26 12:04:07,899 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ac0135-61ca-489a-a499-8cf188569bd2/bin/uautomizer-verify-VRDe98Ueme/witness.graphml [2023-11-26 12:04:07,903 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-26 12:04:07,904 INFO L158 Benchmark]: Toolchain (without parser) took 1890.28ms. Allocated memory is still 104.9MB. Free memory was 79.4MB in the beginning and 77.1MB in the end (delta: 2.3MB). Peak memory consumption was 3.9MB. Max. memory is 16.1GB. [2023-11-26 12:04:07,904 INFO L158 Benchmark]: CDTParser took 1.31ms. Allocated memory is still 73.4MB. Free memory is still 49.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 12:04:07,905 INFO L158 Benchmark]: CACSL2BoogieTranslator took 758.24ms. Allocated memory is still 104.9MB. Free memory was 79.4MB in the beginning and 76.8MB in the end (delta: 2.6MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. [2023-11-26 12:04:07,905 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.46ms. Allocated memory is still 104.9MB. Free memory was 76.8MB in the beginning and 74.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-26 12:04:07,906 INFO L158 Benchmark]: Boogie Preprocessor took 80.04ms. Allocated memory is still 104.9MB. Free memory was 74.7MB in the beginning and 72.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-26 12:04:07,906 INFO L158 Benchmark]: RCFGBuilder took 383.77ms. Allocated memory is still 104.9MB. Free memory was 72.6MB in the beginning and 61.2MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-26 12:04:07,907 INFO L158 Benchmark]: TraceAbstraction took 514.04ms. Allocated memory is still 104.9MB. Free memory was 60.4MB in the beginning and 79.1MB in the end (delta: -18.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 12:04:07,908 INFO L158 Benchmark]: Witness Printer took 61.23ms. Allocated memory is still 104.9MB. Free memory was 79.1MB in the beginning and 77.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-26 12:04:07,916 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.31ms. Allocated memory is still 73.4MB. Free memory is still 49.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 758.24ms. Allocated memory is still 104.9MB. Free memory was 79.4MB in the beginning and 76.8MB in the end (delta: 2.6MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.46ms. Allocated memory is still 104.9MB. Free memory was 76.8MB in the beginning and 74.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 80.04ms. Allocated memory is still 104.9MB. Free memory was 74.7MB in the beginning and 72.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 383.77ms. Allocated memory is still 104.9MB. Free memory was 72.6MB in the beginning and 61.2MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 514.04ms. Allocated memory is still 104.9MB. Free memory was 60.4MB in the beginning and 79.1MB in the end (delta: -18.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 61.23ms. Allocated memory is still 104.9MB. Free memory was 79.1MB in the beginning and 77.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. 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 - CounterExampleResult [Line: 763]: free of unallocated memory possible free of unallocated memory possible We found a FailurePath: [L570] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L570] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L570] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L766] CALL entry_point() [L762] CALL, EXPR h_unsafe() [L759] return (int *)__VERIFIER_nondet_ulong(); [L762] RET, EXPR h_unsafe() [L762] int *p = h_unsafe(); [L763] COND TRUE \read(*p) VAL [ldv_global_msg_list={1:0}, p={0:-2147483648}] [L763] free(p) VAL [ldv_global_msg_list={1:0}, p={0:-2147483648}] - 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: 765]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 12 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, 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=12occurred 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, 3 NumberOfCodeBlocks, 3 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 proved your program to be incorrect! [2023-11-26 12:04:07,939 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ac0135-61ca-489a-a499-8cf188569bd2/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(valid-free)