./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a3ba1b-c6a4-4c91-84b6-d5e76679c929/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a3ba1b-c6a4-4c91-84b6-d5e76679c929/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a3ba1b-c6a4-4c91-84b6-d5e76679c929/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a3ba1b-c6a4-4c91-84b6-d5e76679c929/bin/utaipan-verify-NcY6lQBIFX/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a3ba1b-c6a4-4c91-84b6-d5e76679c929/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a3ba1b-c6a4-4c91-84b6-d5e76679c929/bin/utaipan-verify-NcY6lQBIFX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash eaacc86bd1623a3c57f572e3bcbe9368038e14a886e3ea41553bd1a4d24d89fa --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:56:10,540 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:56:10,618 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a3ba1b-c6a4-4c91-84b6-d5e76679c929/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2023-11-12 00:56:10,623 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:56:10,624 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:56:10,662 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:56:10,663 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:56:10,664 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:56:10,665 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:56:10,667 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:56:10,669 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:56:10,670 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:56:10,670 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:56:10,671 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:56:10,672 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:56:10,672 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:56:10,672 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:56:10,672 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:56:10,673 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:56:10,673 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:56:10,673 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:56:10,679 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:56:10,680 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:56:10,681 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:56:10,681 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:56:10,682 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:56:10,682 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:56:10,683 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-12 00:56:10,683 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-12 00:56:10,684 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-12 00:56:10,685 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:56:10,685 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:56:10,686 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:56:10,686 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:56:10,686 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:56:10,687 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:56:10,687 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:56:10,687 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:56:10,687 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:56:10,688 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:56:10,688 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:56:10,688 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:56:10,689 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:56:10,689 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a3ba1b-c6a4-4c91-84b6-d5e76679c929/bin/utaipan-verify-NcY6lQBIFX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a3ba1b-c6a4-4c91-84b6-d5e76679c929/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eaacc86bd1623a3c57f572e3bcbe9368038e14a886e3ea41553bd1a4d24d89fa [2023-11-12 00:56:11,027 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:56:11,061 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:56:11,064 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:56:11,066 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:56:11,067 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:56:11,069 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a3ba1b-c6a4-4c91-84b6-d5e76679c929/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d.i [2023-11-12 00:56:14,291 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:56:14,845 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:56:14,846 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a3ba1b-c6a4-4c91-84b6-d5e76679c929/sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d.i [2023-11-12 00:56:14,897 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a3ba1b-c6a4-4c91-84b6-d5e76679c929/bin/utaipan-verify-NcY6lQBIFX/data/657463125/1e09b821daec47b08d15a045ecacc3f5/FLAG70acfd15d [2023-11-12 00:56:14,916 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a3ba1b-c6a4-4c91-84b6-d5e76679c929/bin/utaipan-verify-NcY6lQBIFX/data/657463125/1e09b821daec47b08d15a045ecacc3f5 [2023-11-12 00:56:14,924 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:56:14,926 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:56:14,932 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:56:14,932 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:56:14,937 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:56:14,938 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:56:14" (1/1) ... [2023-11-12 00:56:14,939 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f07859 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:14, skipping insertion in model container [2023-11-12 00:56:14,940 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:56:14" (1/1) ... [2023-11-12 00:56:15,081 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:56:16,219 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:56:16,355 ERROR L324 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2023-11-12 00:56:16,355 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4a091ba9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:16, skipping insertion in model container [2023-11-12 00:56:16,355 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:56:16,356 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-12 00:56:16,358 INFO L158 Benchmark]: Toolchain (without parser) took 1430.95ms. Allocated memory is still 205.5MB. Free memory was 157.2MB in the beginning and 88.0MB in the end (delta: 69.2MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. [2023-11-12 00:56:16,358 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 205.5MB. Free memory is still 179.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:56:16,359 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1424.26ms. Allocated memory is still 205.5MB. Free memory was 157.2MB in the beginning and 88.0MB in the end (delta: 69.2MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. [2023-11-12 00:56:16,361 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 205.5MB. Free memory is still 179.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1424.26ms. Allocated memory is still 205.5MB. Free memory was 157.2MB in the beginning and 88.0MB in the end (delta: 69.2MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2772]: 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_75a3ba1b-c6a4-4c91-84b6-d5e76679c929/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a3ba1b-c6a4-4c91-84b6-d5e76679c929/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a3ba1b-c6a4-4c91-84b6-d5e76679c929/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a3ba1b-c6a4-4c91-84b6-d5e76679c929/bin/utaipan-verify-NcY6lQBIFX/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a3ba1b-c6a4-4c91-84b6-d5e76679c929/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a3ba1b-c6a4-4c91-84b6-d5e76679c929/bin/utaipan-verify-NcY6lQBIFX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash eaacc86bd1623a3c57f572e3bcbe9368038e14a886e3ea41553bd1a4d24d89fa --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:56:18,947 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:56:19,084 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a3ba1b-c6a4-4c91-84b6-d5e76679c929/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2023-11-12 00:56:19,092 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:56:19,093 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:56:19,140 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:56:19,141 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:56:19,142 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:56:19,143 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:56:19,148 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:56:19,148 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:56:19,149 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:56:19,149 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:56:19,151 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:56:19,151 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:56:19,151 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:56:19,152 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:56:19,152 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:56:19,153 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:56:19,154 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:56:19,155 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:56:19,155 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-12 00:56:19,156 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-12 00:56:19,156 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-12 00:56:19,156 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:56:19,157 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:56:19,157 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:56:19,157 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:56:19,158 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:56:19,158 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:56:19,160 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:56:19,160 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 00:56:19,160 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:56:19,160 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:56:19,161 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:56:19,161 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:56:19,162 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:56:19,162 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:56:19,162 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:56:19,163 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:56:19,163 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a3ba1b-c6a4-4c91-84b6-d5e76679c929/bin/utaipan-verify-NcY6lQBIFX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a3ba1b-c6a4-4c91-84b6-d5e76679c929/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eaacc86bd1623a3c57f572e3bcbe9368038e14a886e3ea41553bd1a4d24d89fa [2023-11-12 00:56:19,559 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:56:19,586 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:56:19,589 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:56:19,590 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:56:19,591 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:56:19,592 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a3ba1b-c6a4-4c91-84b6-d5e76679c929/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d.i [2023-11-12 00:56:22,736 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:56:23,321 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:56:23,322 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a3ba1b-c6a4-4c91-84b6-d5e76679c929/sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d.i [2023-11-12 00:56:23,375 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a3ba1b-c6a4-4c91-84b6-d5e76679c929/bin/utaipan-verify-NcY6lQBIFX/data/ef114b8e0/0edf00681e39423ba4663c6d96a19f73/FLAG93c6806e3 [2023-11-12 00:56:23,399 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a3ba1b-c6a4-4c91-84b6-d5e76679c929/bin/utaipan-verify-NcY6lQBIFX/data/ef114b8e0/0edf00681e39423ba4663c6d96a19f73 [2023-11-12 00:56:23,404 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:56:23,407 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:56:23,410 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:56:23,410 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:56:23,415 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:56:23,416 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:56:23" (1/1) ... [2023-11-12 00:56:23,417 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a177b80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:23, skipping insertion in model container [2023-11-12 00:56:23,418 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:56:23" (1/1) ... [2023-11-12 00:56:23,637 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:56:24,845 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:56:25,009 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-12 00:56:25,056 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:56:25,329 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:56:25,413 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:56:25,488 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [2524] [2023-11-12 00:56:25,490 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [2532] [2023-11-12 00:56:25,670 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:56:25,832 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:56:25,833 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:25 WrapperNode [2023-11-12 00:56:25,833 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:56:25,835 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:56:25,835 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:56:25,835 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:56:25,843 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:25" (1/1) ... [2023-11-12 00:56:25,957 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:25" (1/1) ... [2023-11-12 00:56:26,279 INFO L138 Inliner]: procedures = 115, calls = 3241, calls flagged for inlining = 42, calls inlined = 41, statements flattened = 4154 [2023-11-12 00:56:26,281 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:56:26,281 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:56:26,282 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:56:26,282 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:56:26,301 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:25" (1/1) ... [2023-11-12 00:56:26,301 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:25" (1/1) ... [2023-11-12 00:56:26,401 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:25" (1/1) ... [2023-11-12 00:56:26,401 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:25" (1/1) ... [2023-11-12 00:56:26,624 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:25" (1/1) ... [2023-11-12 00:56:26,639 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:25" (1/1) ... [2023-11-12 00:56:26,672 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:25" (1/1) ... [2023-11-12 00:56:26,700 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:25" (1/1) ... [2023-11-12 00:56:26,741 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:56:26,742 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:56:26,742 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:56:26,743 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:56:26,744 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:25" (1/1) ... [2023-11-12 00:56:26,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:56:26,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a3ba1b-c6a4-4c91-84b6-d5e76679c929/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:56:26,785 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a3ba1b-c6a4-4c91-84b6-d5e76679c929/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:56:26,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a3ba1b-c6a4-4c91-84b6-d5e76679c929/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:56:26,834 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_set_instr [2023-11-12 00:56:26,834 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_set_instr [2023-11-12 00:56:26,834 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-12 00:56:26,835 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-12 00:56:26,835 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-12 00:56:26,835 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_reset [2023-11-12 00:56:26,835 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_reset [2023-11-12 00:56:26,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2023-11-12 00:56:26,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-12 00:56:26,837 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-12 00:56:26,837 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-11-12 00:56:26,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-12 00:56:26,838 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_command [2023-11-12 00:56:26,838 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_command [2023-11-12 00:56:26,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-12 00:56:26,838 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-12 00:56:26,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-12 00:56:26,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-12 00:56:26,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_len [2023-11-12 00:56:26,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_len [2023-11-12 00:56:26,840 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-12 00:56:26,840 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-12 00:56:26,840 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-12 00:56:26,840 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-12 00:56:26,841 INFO L130 BoogieDeclarations]: Found specification of procedure set_voice_volume [2023-11-12 00:56:26,841 INFO L138 BoogieDeclarations]: Found implementation of procedure set_voice_volume [2023-11-12 00:56:26,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2023-11-12 00:56:26,842 INFO L130 BoogieDeclarations]: Found specification of procedure freq_to_fnum [2023-11-12 00:56:26,842 INFO L138 BoogieDeclarations]: Found implementation of procedure freq_to_fnum [2023-11-12 00:56:26,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__copy_from_user_1 [2023-11-12 00:56:26,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__copy_from_user_1 [2023-11-12 00:56:26,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2023-11-12 00:56:26,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2023-11-12 00:56:26,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2023-11-12 00:56:26,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-12 00:56:26,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-12 00:56:26,844 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:56:26,844 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:56:26,845 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_kill_note [2023-11-12 00:56:26,845 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_kill_note [2023-11-12 00:56:26,845 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-12 00:56:26,845 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-12 00:56:26,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 00:56:26,846 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:56:26,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2023-11-12 00:56:26,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2023-11-12 00:56:26,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2023-11-12 00:56:26,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 00:56:26,847 INFO L130 BoogieDeclarations]: Found specification of procedure compute_finetune [2023-11-12 00:56:26,847 INFO L138 BoogieDeclarations]: Found implementation of procedure compute_finetune [2023-11-12 00:56:26,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2023-11-12 00:56:26,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-12 00:56:26,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2023-11-12 00:56:26,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:56:26,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-12 00:56:26,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 00:56:26,849 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-11-12 00:56:26,849 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-11-12 00:56:26,849 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-12 00:56:26,849 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-12 00:56:26,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-11-12 00:56:26,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:56:26,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_copy_from_user_7 [2023-11-12 00:56:26,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_copy_from_user_7 [2023-11-12 00:56:26,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-12 00:56:26,852 INFO L130 BoogieDeclarations]: Found specification of procedure calc_vol [2023-11-12 00:56:26,852 INFO L138 BoogieDeclarations]: Found implementation of procedure calc_vol [2023-11-12 00:56:26,852 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-12 00:56:26,852 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-12 00:56:26,853 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-12 00:56:26,853 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-12 00:56:26,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2023-11-12 00:56:26,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2023-11-12 00:56:26,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2023-11-12 00:56:26,854 INFO L130 BoogieDeclarations]: Found specification of procedure store_instr [2023-11-12 00:56:26,855 INFO L138 BoogieDeclarations]: Found implementation of procedure store_instr [2023-11-12 00:56:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2023-11-12 00:56:26,855 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2023-11-12 00:56:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:56:26,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:56:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure bend_pitch [2023-11-12 00:56:26,856 INFO L138 BoogieDeclarations]: Found implementation of procedure bend_pitch [2023-11-12 00:56:27,341 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:56:27,344 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:56:29,510 WARN L817 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-12 00:56:48,271 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:56:48,291 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:56:48,292 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-12 00:56:48,297 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:56:48 BoogieIcfgContainer [2023-11-12 00:56:48,297 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:56:48,299 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:56:48,300 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:56:48,303 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:56:48,303 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:56:23" (1/3) ... [2023-11-12 00:56:48,304 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63e46b63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:56:48, skipping insertion in model container [2023-11-12 00:56:48,304 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:25" (2/3) ... [2023-11-12 00:56:48,305 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63e46b63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:56:48, skipping insertion in model container [2023-11-12 00:56:48,305 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:56:48" (3/3) ... [2023-11-12 00:56:48,306 INFO L112 eAbstractionObserver]: Analyzing ICFG m0_sound-oss-opl3-ko--111_1a--42f9f8d.i [2023-11-12 00:56:48,325 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:56:48,325 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 795 error locations. [2023-11-12 00:56:48,408 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:56:48,415 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=FINITE_AUTOMATA, 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;@4bc823ef, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:56:48,415 INFO L358 AbstractCegarLoop]: Starting to check reachability of 795 error locations. [2023-11-12 00:56:48,424 INFO L276 IsEmpty]: Start isEmpty. Operand has 1927 states, 942 states have (on average 2.0445859872611467) internal successors, (1926), 1748 states have internal predecessors, (1926), 165 states have call successors, (165), 26 states have call predecessors, (165), 26 states have return successors, (165), 161 states have call predecessors, (165), 165 states have call successors, (165) [2023-11-12 00:56:48,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-12 00:56:48,434 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:56:48,435 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:56:48,436 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr556ASSERT_VIOLATIONMEMORY_LEAK === [opl3_set_instrErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, opl3_set_instrErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, opl3_set_instrErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 792 more)] === [2023-11-12 00:56:48,444 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:56:48,445 INFO L85 PathProgramCache]: Analyzing trace with hash -1094481443, now seen corresponding path program 1 times [2023-11-12 00:56:48,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:56:48,472 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2039401079] [2023-11-12 00:56:48,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:56:48,473 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 [2023-11-12 00:56:48,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a3ba1b-c6a4-4c91-84b6-d5e76679c929/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:56:48,483 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a3ba1b-c6a4-4c91-84b6-d5e76679c929/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 00:56:48,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a3ba1b-c6a4-4c91-84b6-d5e76679c929/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:56:49,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:56:49,940 INFO L262 TraceCheckSpWp]: Trace formula consists of 2954 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 00:56:49,946 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:56:50,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:56:50,020 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:56:50,021 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:56:50,021 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2039401079] [2023-11-12 00:56:50,022 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2039401079] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:56:50,022 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:56:50,023 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-12 00:56:50,025 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1587409646] [2023-11-12 00:56:50,025 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:56:50,030 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 00:56:50,031 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:56:50,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 00:56:50,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 00:56:50,068 INFO L87 Difference]: Start difference. First operand has 1927 states, 942 states have (on average 2.0445859872611467) internal successors, (1926), 1748 states have internal predecessors, (1926), 165 states have call successors, (165), 26 states have call predecessors, (165), 26 states have return successors, (165), 161 states have call predecessors, (165), 165 states have call successors, (165) Second operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-12 00:56:50,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:56:50,648 INFO L93 Difference]: Finished difference Result 3004 states and 3517 transitions. [2023-11-12 00:56:50,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-12 00:56:50,653 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 19 [2023-11-12 00:56:50,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:56:50,693 INFO L225 Difference]: With dead ends: 3004 [2023-11-12 00:56:50,693 INFO L226 Difference]: Without dead ends: 3000 [2023-11-12 00:56:50,694 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-12 00:56:50,699 INFO L413 NwaCegarLoop]: 2246 mSDtfsCounter, 3302 mSDsluCounter, 3314 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3383 SdHoareTripleChecker+Valid, 5560 SdHoareTripleChecker+Invalid, 172 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-12 00:56:50,700 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3383 Valid, 5560 Invalid, 172 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [163 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-12 00:56:50,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3000 states. [2023-11-12 00:56:50,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3000 to 1925. [2023-11-12 00:56:50,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1925 states, 941 states have (on average 2.0382571732199786) internal successors, (1918), 1746 states have internal predecessors, (1918), 165 states have call successors, (165), 26 states have call predecessors, (165), 26 states have return successors, (165), 161 states have call predecessors, (165), 165 states have call successors, (165) [2023-11-12 00:56:50,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1925 states to 1925 states and 2248 transitions. [2023-11-12 00:56:50,904 INFO L78 Accepts]: Start accepts. Automaton has 1925 states and 2248 transitions. Word has length 19 [2023-11-12 00:56:50,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:56:50,906 INFO L495 AbstractCegarLoop]: Abstraction has 1925 states and 2248 transitions. [2023-11-12 00:56:50,906 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-12 00:56:50,907 INFO L276 IsEmpty]: Start isEmpty. Operand 1925 states and 2248 transitions. [2023-11-12 00:56:50,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-12 00:56:50,910 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:56:50,911 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:56:50,956 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a3ba1b-c6a4-4c91-84b6-d5e76679c929/bin/utaipan-verify-NcY6lQBIFX/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)] Forceful destruction successful, exit code 0 [2023-11-12 00:56:51,127 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a3ba1b-c6a4-4c91-84b6-d5e76679c929/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:56:51,128 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr548REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [opl3_set_instrErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, opl3_set_instrErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, opl3_set_instrErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 792 more)] === [2023-11-12 00:56:51,128 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:56:51,128 INFO L85 PathProgramCache]: Analyzing trace with hash 823475095, now seen corresponding path program 1 times [2023-11-12 00:56:51,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:56:51,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [860573268] [2023-11-12 00:56:51,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:56:51,133 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 [2023-11-12 00:56:51,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a3ba1b-c6a4-4c91-84b6-d5e76679c929/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:56:51,135 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a3ba1b-c6a4-4c91-84b6-d5e76679c929/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 00:56:51,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a3ba1b-c6a4-4c91-84b6-d5e76679c929/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-12 00:56:52,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:56:52,631 INFO L262 TraceCheckSpWp]: Trace formula consists of 2963 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 00:56:52,634 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:56:52,920 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:56:52,920 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:56:52,920 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:56:52,920 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [860573268] [2023-11-12 00:56:52,920 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [860573268] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:56:52,921 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:56:52,921 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 00:56:52,921 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [258142691] [2023-11-12 00:56:52,921 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:56:52,922 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 00:56:52,923 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:56:52,923 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 00:56:52,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:56:52,924 INFO L87 Difference]: Start difference. First operand 1925 states and 2248 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 2 states have internal predecessors, (17), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3)