./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-1.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_831103f1-ebbf-4123-a1e5-20c03954570b/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831103f1-ebbf-4123-a1e5-20c03954570b/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_831103f1-ebbf-4123-a1e5-20c03954570b/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831103f1-ebbf-4123-a1e5-20c03954570b/bin/utaipan-verify-NcY6lQBIFX/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831103f1-ebbf-4123-a1e5-20c03954570b/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_831103f1-ebbf-4123-a1e5-20c03954570b/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 4fa8f711706c6827dfd46bfbbe473b8c8a578e07b4d272918901355226a20b94 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:57:20,734 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:57:20,802 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831103f1-ebbf-4123-a1e5-20c03954570b/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2023-11-12 00:57:20,808 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:57:20,809 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:57:20,832 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:57:20,833 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:57:20,834 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:57:20,835 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:57:20,836 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:57:20,836 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:57:20,837 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:57:20,838 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:57:20,838 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:57:20,839 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:57:20,840 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:57:20,840 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:57:20,841 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:57:20,842 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:57:20,842 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:57:20,843 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:57:20,843 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:57:20,844 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:57:20,845 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:57:20,845 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:57:20,846 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:57:20,846 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:57:20,847 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-12 00:57:20,847 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-12 00:57:20,848 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-12 00:57:20,848 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:57:20,849 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:57:20,849 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:57:20,850 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:57:20,850 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:57:20,851 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:57:20,851 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:57:20,852 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:57:20,852 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:57:20,853 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:57:20,853 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:57:20,854 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:57:20,854 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:57:20,855 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_831103f1-ebbf-4123-a1e5-20c03954570b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831103f1-ebbf-4123-a1e5-20c03954570b/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4fa8f711706c6827dfd46bfbbe473b8c8a578e07b4d272918901355226a20b94 [2023-11-12 00:57:21,152 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:57:21,180 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:57:21,183 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:57:21,184 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:57:21,185 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:57:21,186 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831103f1-ebbf-4123-a1e5-20c03954570b/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i [2023-11-12 00:57:24,335 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:57:25,016 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:57:25,016 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831103f1-ebbf-4123-a1e5-20c03954570b/sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i [2023-11-12 00:57:25,063 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831103f1-ebbf-4123-a1e5-20c03954570b/bin/utaipan-verify-NcY6lQBIFX/data/c1bfae6bf/e1b998818c5d4cb78fdb4dcf1d1ca066/FLAG91f851a84 [2023-11-12 00:57:25,081 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831103f1-ebbf-4123-a1e5-20c03954570b/bin/utaipan-verify-NcY6lQBIFX/data/c1bfae6bf/e1b998818c5d4cb78fdb4dcf1d1ca066 [2023-11-12 00:57:25,090 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:57:25,092 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:57:25,096 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:57:25,096 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:57:25,101 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:57:25,102 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:57:25" (1/1) ... [2023-11-12 00:57:25,103 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bfb7d12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:25, skipping insertion in model container [2023-11-12 00:57:25,103 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:57:25" (1/1) ... [2023-11-12 00:57:25,238 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:57:26,401 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:57:26,576 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 00:57:26,577 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@161f4d89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:26, skipping insertion in model container [2023-11-12 00:57:26,577 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:57:26,578 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-12 00:57:26,580 INFO L158 Benchmark]: Toolchain (without parser) took 1486.87ms. Allocated memory is still 157.3MB. Free memory was 105.5MB in the beginning and 112.0MB in the end (delta: -6.6MB). Peak memory consumption was 80.8MB. Max. memory is 16.1GB. [2023-11-12 00:57:26,580 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 109.1MB. Free memory is still 77.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:57:26,581 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1482.14ms. Allocated memory is still 157.3MB. Free memory was 104.8MB in the beginning and 112.0MB in the end (delta: -7.2MB). Peak memory consumption was 78.7MB. Max. memory is 16.1GB. [2023-11-12 00:57:26,583 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 109.1MB. Free memory is still 77.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1482.14ms. Allocated memory is still 157.3MB. Free memory was 104.8MB in the beginning and 112.0MB in the end (delta: -7.2MB). Peak memory consumption was 78.7MB. 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_831103f1-ebbf-4123-a1e5-20c03954570b/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831103f1-ebbf-4123-a1e5-20c03954570b/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_831103f1-ebbf-4123-a1e5-20c03954570b/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831103f1-ebbf-4123-a1e5-20c03954570b/bin/utaipan-verify-NcY6lQBIFX/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831103f1-ebbf-4123-a1e5-20c03954570b/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_831103f1-ebbf-4123-a1e5-20c03954570b/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 4fa8f711706c6827dfd46bfbbe473b8c8a578e07b4d272918901355226a20b94 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:57:29,115 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:57:29,232 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831103f1-ebbf-4123-a1e5-20c03954570b/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2023-11-12 00:57:29,238 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:57:29,239 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:57:29,269 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:57:29,272 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:57:29,273 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:57:29,274 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:57:29,276 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:57:29,276 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:57:29,277 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:57:29,278 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:57:29,282 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:57:29,283 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:57:29,283 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:57:29,285 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:57:29,286 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:57:29,286 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:57:29,287 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:57:29,288 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:57:29,288 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-12 00:57:29,289 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-12 00:57:29,289 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-12 00:57:29,290 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:57:29,290 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:57:29,291 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:57:29,291 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:57:29,292 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:57:29,292 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:57:29,294 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:57:29,294 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 00:57:29,295 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:57:29,295 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:57:29,295 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:57:29,296 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:57:29,297 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:57:29,297 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:57:29,298 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:57:29,298 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:57:29,298 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_831103f1-ebbf-4123-a1e5-20c03954570b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831103f1-ebbf-4123-a1e5-20c03954570b/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4fa8f711706c6827dfd46bfbbe473b8c8a578e07b4d272918901355226a20b94 [2023-11-12 00:57:29,720 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:57:29,751 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:57:29,754 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:57:29,756 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:57:29,756 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:57:29,757 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831103f1-ebbf-4123-a1e5-20c03954570b/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i [2023-11-12 00:57:32,832 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:57:33,491 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:57:33,491 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831103f1-ebbf-4123-a1e5-20c03954570b/sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i [2023-11-12 00:57:33,551 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831103f1-ebbf-4123-a1e5-20c03954570b/bin/utaipan-verify-NcY6lQBIFX/data/6d1897b78/f4e08c8df8ce401583cf4884fac8bd64/FLAG84f54a1f3 [2023-11-12 00:57:33,572 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831103f1-ebbf-4123-a1e5-20c03954570b/bin/utaipan-verify-NcY6lQBIFX/data/6d1897b78/f4e08c8df8ce401583cf4884fac8bd64 [2023-11-12 00:57:33,578 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:57:33,582 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:57:33,587 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:57:33,587 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:57:33,592 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:57:33,595 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:57:33" (1/1) ... [2023-11-12 00:57:33,597 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6acdd18f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:33, skipping insertion in model container [2023-11-12 00:57:33,597 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:57:33" (1/1) ... [2023-11-12 00:57:33,748 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:57:34,784 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:57:34,958 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-12 00:57:35,001 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:57:35,344 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:57:35,449 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:57:35,537 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [2524] [2023-11-12 00:57:35,540 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [2532] [2023-11-12 00:57:35,745 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:57:35,888 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:57:35,889 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:35 WrapperNode [2023-11-12 00:57:35,889 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:57:35,890 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:57:35,890 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:57:35,891 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:57:35,899 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:35" (1/1) ... [2023-11-12 00:57:36,020 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:35" (1/1) ... [2023-11-12 00:57:36,225 INFO L138 Inliner]: procedures = 115, calls = 3241, calls flagged for inlining = 42, calls inlined = 41, statements flattened = 4156 [2023-11-12 00:57:36,226 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:57:36,227 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:57:36,227 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:57:36,227 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:57:36,238 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:35" (1/1) ... [2023-11-12 00:57:36,239 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:35" (1/1) ... [2023-11-12 00:57:36,328 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:35" (1/1) ... [2023-11-12 00:57:36,329 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:35" (1/1) ... [2023-11-12 00:57:36,564 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:35" (1/1) ... [2023-11-12 00:57:36,582 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:35" (1/1) ... [2023-11-12 00:57:36,636 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:35" (1/1) ... [2023-11-12 00:57:36,681 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:35" (1/1) ... [2023-11-12 00:57:36,733 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:57:36,735 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:57:36,735 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:57:36,736 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:57:36,737 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:35" (1/1) ... [2023-11-12 00:57:36,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:57:36,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831103f1-ebbf-4123-a1e5-20c03954570b/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:57:36,803 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831103f1-ebbf-4123-a1e5-20c03954570b/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:57:36,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831103f1-ebbf-4123-a1e5-20c03954570b/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:57:36,932 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_set_instr [2023-11-12 00:57:36,932 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_set_instr [2023-11-12 00:57:36,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-12 00:57:36,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-12 00:57:36,933 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-12 00:57:36,933 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_reset [2023-11-12 00:57:36,933 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_reset [2023-11-12 00:57:36,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2023-11-12 00:57:36,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-12 00:57:36,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-12 00:57:36,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-11-12 00:57:36,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-12 00:57:36,934 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_command [2023-11-12 00:57:36,934 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_command [2023-11-12 00:57:36,934 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-12 00:57:36,935 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-12 00:57:36,935 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-12 00:57:36,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-12 00:57:36,935 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_len [2023-11-12 00:57:36,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_len [2023-11-12 00:57:36,936 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-12 00:57:36,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-12 00:57:36,936 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-12 00:57:36,936 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-12 00:57:36,937 INFO L130 BoogieDeclarations]: Found specification of procedure set_voice_volume [2023-11-12 00:57:36,937 INFO L138 BoogieDeclarations]: Found implementation of procedure set_voice_volume [2023-11-12 00:57:36,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2023-11-12 00:57:36,937 INFO L130 BoogieDeclarations]: Found specification of procedure freq_to_fnum [2023-11-12 00:57:36,937 INFO L138 BoogieDeclarations]: Found implementation of procedure freq_to_fnum [2023-11-12 00:57:36,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__copy_from_user_1 [2023-11-12 00:57:36,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__copy_from_user_1 [2023-11-12 00:57:36,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2023-11-12 00:57:36,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2023-11-12 00:57:36,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2023-11-12 00:57:36,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-12 00:57:36,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-12 00:57:36,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:57:36,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:57:36,939 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_kill_note [2023-11-12 00:57:36,939 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_kill_note [2023-11-12 00:57:36,939 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-12 00:57:36,939 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-12 00:57:36,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 00:57:36,940 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:57:36,940 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2023-11-12 00:57:36,940 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2023-11-12 00:57:36,940 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2023-11-12 00:57:36,940 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 00:57:36,940 INFO L130 BoogieDeclarations]: Found specification of procedure compute_finetune [2023-11-12 00:57:36,940 INFO L138 BoogieDeclarations]: Found implementation of procedure compute_finetune [2023-11-12 00:57:36,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2023-11-12 00:57:36,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-12 00:57:36,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2023-11-12 00:57:36,941 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:57:36,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-12 00:57:36,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 00:57:36,941 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-11-12 00:57:36,941 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-11-12 00:57:36,942 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-12 00:57:36,942 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-12 00:57:36,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-11-12 00:57:36,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:57:36,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_copy_from_user_7 [2023-11-12 00:57:36,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_copy_from_user_7 [2023-11-12 00:57:36,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-12 00:57:36,943 INFO L130 BoogieDeclarations]: Found specification of procedure calc_vol [2023-11-12 00:57:36,945 INFO L138 BoogieDeclarations]: Found implementation of procedure calc_vol [2023-11-12 00:57:36,945 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-12 00:57:36,945 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-12 00:57:36,945 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-12 00:57:36,945 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-12 00:57:36,946 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2023-11-12 00:57:36,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2023-11-12 00:57:36,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2023-11-12 00:57:36,947 INFO L130 BoogieDeclarations]: Found specification of procedure store_instr [2023-11-12 00:57:36,947 INFO L138 BoogieDeclarations]: Found implementation of procedure store_instr [2023-11-12 00:57:36,948 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2023-11-12 00:57:36,948 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2023-11-12 00:57:36,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:57:36,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:57:36,948 INFO L130 BoogieDeclarations]: Found specification of procedure bend_pitch [2023-11-12 00:57:36,948 INFO L138 BoogieDeclarations]: Found implementation of procedure bend_pitch [2023-11-12 00:57:37,361 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:57:37,364 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:57:39,673 WARN L817 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-12 00:57:58,952 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:57:58,973 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:57:58,973 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-12 00:57:58,979 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:57:58 BoogieIcfgContainer [2023-11-12 00:57:58,979 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:57:58,982 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:57:58,982 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:57:58,985 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:57:58,986 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:57:33" (1/3) ... [2023-11-12 00:57:58,986 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26f94b79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:57:58, skipping insertion in model container [2023-11-12 00:57:58,987 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:35" (2/3) ... [2023-11-12 00:57:58,987 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26f94b79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:57:58, skipping insertion in model container [2023-11-12 00:57:58,987 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:57:58" (3/3) ... [2023-11-12 00:57:58,988 INFO L112 eAbstractionObserver]: Analyzing ICFG m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i [2023-11-12 00:57:59,008 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:57:59,009 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 795 error locations. [2023-11-12 00:57:59,099 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:57:59,107 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;@47b237c1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:57:59,107 INFO L358 AbstractCegarLoop]: Starting to check reachability of 795 error locations. [2023-11-12 00:57:59,120 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 00:57:59,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-12 00:57:59,130 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:57:59,131 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 00:57:59,132 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 00:57:59,137 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:57:59,138 INFO L85 PathProgramCache]: Analyzing trace with hash -1094481443, now seen corresponding path program 1 times [2023-11-12 00:57:59,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:57:59,161 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [461362187] [2023-11-12 00:57:59,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:57:59,162 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 00:57:59,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831103f1-ebbf-4123-a1e5-20c03954570b/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:57:59,169 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831103f1-ebbf-4123-a1e5-20c03954570b/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 00:57:59,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831103f1-ebbf-4123-a1e5-20c03954570b/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 00:58:00,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:58:00,713 INFO L262 TraceCheckSpWp]: Trace formula consists of 2954 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 00:58:00,722 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:58:00,810 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 00:58:00,811 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:58:00,811 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:58:00,812 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [461362187] [2023-11-12 00:58:00,812 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [461362187] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:58:00,813 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:58:00,813 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-12 00:58:00,815 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1344533475] [2023-11-12 00:58:00,816 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:58:00,820 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 00:58:00,821 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:58:00,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 00:58:00,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 00:58:00,857 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 00:58:01,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:58:01,432 INFO L93 Difference]: Finished difference Result 3004 states and 3517 transitions. [2023-11-12 00:58:01,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-12 00:58:01,435 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 00:58:01,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:58:01,468 INFO L225 Difference]: With dead ends: 3004 [2023-11-12 00:58:01,468 INFO L226 Difference]: Without dead ends: 3000 [2023-11-12 00:58:01,470 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 00:58:01,473 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 00:58:01,474 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 00:58:01,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3000 states. [2023-11-12 00:58:01,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3000 to 1925. [2023-11-12 00:58:01,634 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 00:58:01,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1925 states to 1925 states and 2248 transitions. [2023-11-12 00:58:01,652 INFO L78 Accepts]: Start accepts. Automaton has 1925 states and 2248 transitions. Word has length 19 [2023-11-12 00:58:01,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:58:01,653 INFO L495 AbstractCegarLoop]: Abstraction has 1925 states and 2248 transitions. [2023-11-12 00:58:01,653 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 00:58:01,654 INFO L276 IsEmpty]: Start isEmpty. Operand 1925 states and 2248 transitions. [2023-11-12 00:58:01,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-12 00:58:01,662 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:58:01,662 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 00:58:01,698 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831103f1-ebbf-4123-a1e5-20c03954570b/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)] Ended with exit code 0 [2023-11-12 00:58:01,877 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831103f1-ebbf-4123-a1e5-20c03954570b/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 00:58:01,877 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 00:58:01,878 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:58:01,878 INFO L85 PathProgramCache]: Analyzing trace with hash 823475095, now seen corresponding path program 1 times [2023-11-12 00:58:01,881 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:58:01,881 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1590240099] [2023-11-12 00:58:01,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:58:01,881 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 00:58:01,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831103f1-ebbf-4123-a1e5-20c03954570b/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:58:01,883 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831103f1-ebbf-4123-a1e5-20c03954570b/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 00:58:01,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831103f1-ebbf-4123-a1e5-20c03954570b/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 00:58:03,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:58:03,394 INFO L262 TraceCheckSpWp]: Trace formula consists of 2963 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 00:58:03,397 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:58:03,686 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 00:58:03,686 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:58:03,686 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:58:03,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1590240099] [2023-11-12 00:58:03,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1590240099] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:58:03,687 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:58:03,687 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 00:58:03,688 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [988026526] [2023-11-12 00:58:03,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:58:03,689 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 00:58:03,690 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:58:03,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 00:58:03,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:58:03,691 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)