./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point.cil.out.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_1295ea79-070c-4ad8-8729-6acc87178be1/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1295ea79-070c-4ad8-8729-6acc87178be1/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1295ea79-070c-4ad8-8729-6acc87178be1/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1295ea79-070c-4ad8-8729-6acc87178be1/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1295ea79-070c-4ad8-8729-6acc87178be1/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1295ea79-070c-4ad8-8729-6acc87178be1/bin/uautomizer-verify-uTZkv6EMXl --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5eff9009202d8b0bf60c327eed36946f13574b2b7f3842f1a4c1fa3c35e53160 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:14:11,148 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:14:11,218 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1295ea79-070c-4ad8-8729-6acc87178be1/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-11-12 02:14:11,243 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:14:11,244 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:14:11,279 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:14:11,280 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:14:11,281 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:14:11,282 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:14:11,282 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:14:11,283 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:14:11,284 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:14:11,284 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:14:11,285 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:14:11,286 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:14:11,286 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:14:11,287 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-12 02:14:11,288 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-12 02:14:11,288 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-12 02:14:11,289 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:14:11,297 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 02:14:11,298 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 02:14:11,298 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:14:11,300 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:14:11,301 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:14:11,302 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:14:11,302 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:14:11,303 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:14:11,303 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:14:11,303 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:14:11,305 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 02:14:11,305 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:14:11,306 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:14:11,306 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:14:11,306 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:14:11,306 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1295ea79-070c-4ad8-8729-6acc87178be1/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1295ea79-070c-4ad8-8729-6acc87178be1/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5eff9009202d8b0bf60c327eed36946f13574b2b7f3842f1a4c1fa3c35e53160 [2023-11-12 02:14:11,703 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:14:11,729 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:14:11,733 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:14:11,735 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:14:11,736 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:14:11,738 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1295ea79-070c-4ad8-8729-6acc87178be1/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point.cil.out.i [2023-11-12 02:14:15,060 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:14:15,650 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:14:15,651 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1295ea79-070c-4ad8-8729-6acc87178be1/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point.cil.out.i [2023-11-12 02:14:15,699 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1295ea79-070c-4ad8-8729-6acc87178be1/bin/uautomizer-verify-uTZkv6EMXl/data/bdd74bfc6/a90f5c81863f4ac9a76a210324da85a2/FLAG04b2c2e1b [2023-11-12 02:14:15,718 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1295ea79-070c-4ad8-8729-6acc87178be1/bin/uautomizer-verify-uTZkv6EMXl/data/bdd74bfc6/a90f5c81863f4ac9a76a210324da85a2 [2023-11-12 02:14:15,724 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:14:15,726 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:14:15,732 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:14:15,732 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:14:15,739 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:14:15,742 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:14:15" (1/1) ... [2023-11-12 02:14:15,743 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@125bdd5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:14:15, skipping insertion in model container [2023-11-12 02:14:15,743 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:14:15" (1/1) ... [2023-11-12 02:14:15,897 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:14:17,108 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:14:17,243 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 02:14:17,244 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5a579189 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:14:17, skipping insertion in model container [2023-11-12 02:14:17,244 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:14:17,245 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-12 02:14:17,247 INFO L158 Benchmark]: Toolchain (without parser) took 1520.36ms. Allocated memory is still 159.4MB. Free memory was 117.5MB in the beginning and 95.0MB in the end (delta: 22.5MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2023-11-12 02:14:17,247 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 119.5MB. Free memory is still 91.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:14:17,248 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1513.08ms. Allocated memory is still 159.4MB. Free memory was 117.5MB in the beginning and 95.8MB in the end (delta: 21.7MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2023-11-12 02:14:17,250 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 119.5MB. Free memory is still 91.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1513.08ms. Allocated memory is still 159.4MB. Free memory was 117.5MB in the beginning and 95.8MB in the end (delta: 21.7MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2843]: 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_1295ea79-070c-4ad8-8729-6acc87178be1/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1295ea79-070c-4ad8-8729-6acc87178be1/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1295ea79-070c-4ad8-8729-6acc87178be1/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1295ea79-070c-4ad8-8729-6acc87178be1/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1295ea79-070c-4ad8-8729-6acc87178be1/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1295ea79-070c-4ad8-8729-6acc87178be1/bin/uautomizer-verify-uTZkv6EMXl --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5eff9009202d8b0bf60c327eed36946f13574b2b7f3842f1a4c1fa3c35e53160 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:14:19,869 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:14:20,008 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1295ea79-070c-4ad8-8729-6acc87178be1/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-11-12 02:14:20,018 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:14:20,019 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:14:20,098 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:14:20,099 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:14:20,100 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:14:20,101 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:14:20,107 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:14:20,108 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:14:20,108 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:14:20,109 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:14:20,111 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:14:20,112 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:14:20,112 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:14:20,113 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-12 02:14:20,113 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-12 02:14:20,114 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-12 02:14:20,115 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:14:20,116 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 02:14:20,117 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 02:14:20,117 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 02:14:20,118 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 02:14:20,119 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:14:20,120 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:14:20,120 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:14:20,121 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:14:20,122 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:14:20,122 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:14:20,124 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:14:20,124 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-12 02:14:20,125 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 02:14:20,125 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:14:20,126 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:14:20,126 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:14:20,127 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-12 02:14:20,127 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:14:20,127 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1295ea79-070c-4ad8-8729-6acc87178be1/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1295ea79-070c-4ad8-8729-6acc87178be1/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5eff9009202d8b0bf60c327eed36946f13574b2b7f3842f1a4c1fa3c35e53160 [2023-11-12 02:14:20,581 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:14:20,617 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:14:20,620 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:14:20,622 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:14:20,623 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:14:20,624 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1295ea79-070c-4ad8-8729-6acc87178be1/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point.cil.out.i [2023-11-12 02:14:23,765 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:14:24,399 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:14:24,399 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1295ea79-070c-4ad8-8729-6acc87178be1/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point.cil.out.i [2023-11-12 02:14:24,440 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1295ea79-070c-4ad8-8729-6acc87178be1/bin/uautomizer-verify-uTZkv6EMXl/data/2efbc901f/e986f61a3a7d4d588d999e865040d05d/FLAG38afd79e9 [2023-11-12 02:14:24,463 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1295ea79-070c-4ad8-8729-6acc87178be1/bin/uautomizer-verify-uTZkv6EMXl/data/2efbc901f/e986f61a3a7d4d588d999e865040d05d [2023-11-12 02:14:24,469 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:14:24,472 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:14:24,475 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:14:24,476 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:14:24,481 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:14:24,482 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:14:24" (1/1) ... [2023-11-12 02:14:24,483 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17cd8144 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:14:24, skipping insertion in model container [2023-11-12 02:14:24,483 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:14:24" (1/1) ... [2023-11-12 02:14:24,687 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:14:25,772 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:14:25,929 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-12 02:14:25,975 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:14:26,312 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:14:26,378 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:14:26,469 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [2595] [2023-11-12 02:14:26,471 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [2603] [2023-11-12 02:14:26,698 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:14:26,933 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:14:26,934 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:14:26 WrapperNode [2023-11-12 02:14:26,934 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:14:26,936 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:14:26,936 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:14:26,936 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:14:26,946 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:14:26" (1/1) ... [2023-11-12 02:14:27,062 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:14:26" (1/1) ... [2023-11-12 02:14:27,376 INFO L138 Inliner]: procedures = 119, calls = 3248, calls flagged for inlining = 28, calls inlined = 27, statements flattened = 4068 [2023-11-12 02:14:27,376 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:14:27,377 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:14:27,377 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:14:27,378 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:14:27,388 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:14:26" (1/1) ... [2023-11-12 02:14:27,388 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:14:26" (1/1) ... [2023-11-12 02:14:27,480 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:14:26" (1/1) ... [2023-11-12 02:14:27,481 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:14:26" (1/1) ... [2023-11-12 02:14:27,650 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:14:26" (1/1) ... [2023-11-12 02:14:27,680 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:14:26" (1/1) ... [2023-11-12 02:14:27,716 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:14:26" (1/1) ... [2023-11-12 02:14:27,748 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:14:26" (1/1) ... [2023-11-12 02:14:27,787 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:14:27,789 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:14:27,789 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:14:27,789 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:14:27,790 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:14:26" (1/1) ... [2023-11-12 02:14:27,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:14:27,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1295ea79-070c-4ad8-8729-6acc87178be1/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:14:27,833 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1295ea79-070c-4ad8-8729-6acc87178be1/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:14:27,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1295ea79-070c-4ad8-8729-6acc87178be1/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:14:27,886 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_alloc_voice [2023-11-12 02:14:27,887 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_alloc_voice [2023-11-12 02:14:27,887 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_set_instr [2023-11-12 02:14:27,887 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_set_instr [2023-11-12 02:14:27,887 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-12 02:14:27,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-12 02:14:27,888 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-12 02:14:27,888 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_reset [2023-11-12 02:14:27,888 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_reset [2023-11-12 02:14:27,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2023-11-12 02:14:27,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-12 02:14:27,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-12 02:14:27,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-11-12 02:14:27,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-12 02:14:27,891 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_setup_voice [2023-11-12 02:14:27,891 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_setup_voice [2023-11-12 02:14:27,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-12 02:14:27,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-12 02:14:27,891 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_command [2023-11-12 02:14:27,892 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_command [2023-11-12 02:14:27,892 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-12 02:14:27,892 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-12 02:14:27,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-12 02:14:27,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-12 02:14:27,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_len [2023-11-12 02:14:27,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_len [2023-11-12 02:14:27,893 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-12 02:14:27,893 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-12 02:14:27,894 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_hw_control [2023-11-12 02:14:27,895 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_hw_control [2023-11-12 02:14:27,895 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-12 02:14:27,895 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-12 02:14:27,896 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_volume_method [2023-11-12 02:14:27,896 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_volume_method [2023-11-12 02:14:27,896 INFO L130 BoogieDeclarations]: Found specification of procedure set_voice_volume [2023-11-12 02:14:27,896 INFO L138 BoogieDeclarations]: Found implementation of procedure set_voice_volume [2023-11-12 02:14:27,897 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_aftertouch [2023-11-12 02:14:27,897 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_aftertouch [2023-11-12 02:14:27,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-12 02:14:27,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-12 02:14:27,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2023-11-12 02:14:27,898 INFO L130 BoogieDeclarations]: Found specification of procedure freq_to_fnum [2023-11-12 02:14:27,898 INFO L138 BoogieDeclarations]: Found implementation of procedure freq_to_fnum [2023-11-12 02:14:27,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__copy_from_user_1 [2023-11-12 02:14:27,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__copy_from_user_1 [2023-11-12 02:14:27,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2023-11-12 02:14:27,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2023-11-12 02:14:27,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2023-11-12 02:14:27,899 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-12 02:14:27,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-12 02:14:27,900 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 02:14:27,900 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 02:14:27,900 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 02:14:27,900 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_load_patch [2023-11-12 02:14:27,900 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_load_patch [2023-11-12 02:14:27,901 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:14:27,901 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_start_note [2023-11-12 02:14:27,901 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_start_note [2023-11-12 02:14:27,901 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_kill_note [2023-11-12 02:14:27,902 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_kill_note [2023-11-12 02:14:27,902 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-12 02:14:27,902 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-12 02:14:27,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 02:14:27,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 02:14:27,902 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2023-11-12 02:14:27,903 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2023-11-12 02:14:27,904 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2023-11-12 02:14:27,904 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 02:14:27,904 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_ioctl [2023-11-12 02:14:27,905 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_ioctl [2023-11-12 02:14:27,905 INFO L130 BoogieDeclarations]: Found specification of procedure compute_finetune [2023-11-12 02:14:27,905 INFO L138 BoogieDeclarations]: Found implementation of procedure compute_finetune [2023-11-12 02:14:27,905 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_bender [2023-11-12 02:14:27,905 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_bender [2023-11-12 02:14:27,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2023-11-12 02:14:27,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-12 02:14:27,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2023-11-12 02:14:27,906 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_panning [2023-11-12 02:14:27,906 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_panning [2023-11-12 02:14:27,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 02:14:27,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-12 02:14:27,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 02:14:27,907 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-11-12 02:14:27,907 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-11-12 02:14:27,907 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-12 02:14:27,907 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-12 02:14:27,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-11-12 02:14:27,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 02:14:27,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_copy_from_user_7 [2023-11-12 02:14:27,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_copy_from_user_7 [2023-11-12 02:14:27,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-12 02:14:27,909 INFO L130 BoogieDeclarations]: Found specification of procedure calc_vol [2023-11-12 02:14:27,909 INFO L138 BoogieDeclarations]: Found implementation of procedure calc_vol [2023-11-12 02:14:27,909 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-12 02:14:27,910 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-12 02:14:27,910 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-12 02:14:27,910 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-12 02:14:27,910 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_controller [2023-11-12 02:14:27,910 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_controller [2023-11-12 02:14:27,910 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2023-11-12 02:14:27,910 INFO L130 BoogieDeclarations]: Found specification of procedure store_instr [2023-11-12 02:14:27,911 INFO L138 BoogieDeclarations]: Found implementation of procedure store_instr [2023-11-12 02:14:27,911 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2023-11-12 02:14:27,911 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2023-11-12 02:14:27,911 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-12 02:14:27,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-12 02:14:27,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:14:27,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:14:27,912 INFO L130 BoogieDeclarations]: Found specification of procedure bend_pitch [2023-11-12 02:14:27,912 INFO L138 BoogieDeclarations]: Found implementation of procedure bend_pitch [2023-11-12 02:14:28,366 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:14:28,369 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:14:35,393 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-12 02:14:36,694 WARN L817 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-12 02:14:50,093 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:14:50,112 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:14:50,112 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-12 02:14:50,117 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:14:50 BoogieIcfgContainer [2023-11-12 02:14:50,117 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:14:50,119 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 02:14:50,119 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 02:14:50,123 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 02:14:50,124 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:14:24" (1/3) ... [2023-11-12 02:14:50,124 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78f7ad4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:14:50, skipping insertion in model container [2023-11-12 02:14:50,125 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:14:26" (2/3) ... [2023-11-12 02:14:50,125 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78f7ad4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:14:50, skipping insertion in model container [2023-11-12 02:14:50,125 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:14:50" (3/3) ... [2023-11-12 02:14:50,127 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point.cil.out.i [2023-11-12 02:14:50,148 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 02:14:50,148 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 795 error locations. [2023-11-12 02:14:50,244 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 02:14:50,251 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@58bf4946, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-12 02:14:50,252 INFO L358 AbstractCegarLoop]: Starting to check reachability of 795 error locations. [2023-11-12 02:14:50,266 INFO L276 IsEmpty]: Start isEmpty. Operand has 2027 states, 1012 states have (on average 2.010869565217391) internal successors, (2035), 1821 states have internal predecessors, (2035), 182 states have call successors, (182), 40 states have call predecessors, (182), 39 states have return successors, (179), 175 states have call predecessors, (179), 179 states have call successors, (179) [2023-11-12 02:14:50,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-12 02:14:50,279 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:14:50,281 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 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 02:14:50,281 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr46REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [opl3_alloc_voiceErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, opl3_alloc_voiceErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, opl3_alloc_voiceErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 792 more)] === [2023-11-12 02:14:50,289 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:14:50,290 INFO L85 PathProgramCache]: Analyzing trace with hash -921709571, now seen corresponding path program 1 times [2023-11-12 02:14:50,316 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:14:50,317 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [988605212] [2023-11-12 02:14:50,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:14:50,318 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 02:14:50,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1295ea79-070c-4ad8-8729-6acc87178be1/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:14:50,326 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1295ea79-070c-4ad8-8729-6acc87178be1/bin/uautomizer-verify-uTZkv6EMXl/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 02:14:50,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1295ea79-070c-4ad8-8729-6acc87178be1/bin/uautomizer-verify-uTZkv6EMXl/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 02:14:52,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:14:52,133 INFO L262 TraceCheckSpWp]: Trace formula consists of 3066 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 02:14:52,144 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:14:52,228 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-12 02:14:52,231 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:14:52,233 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-12 02:14:52,233 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [988605212] [2023-11-12 02:14:52,234 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [988605212] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:14:52,236 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:14:52,236 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 02:14:52,239 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [228966663] [2023-11-12 02:14:52,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:14:52,252 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 02:14:52,257 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-12 02:14:52,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 02:14:52,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:14:52,310 INFO L87 Difference]: Start difference. First operand has 2027 states, 1012 states have (on average 2.010869565217391) internal successors, (2035), 1821 states have internal predecessors, (2035), 182 states have call successors, (182), 40 states have call predecessors, (182), 39 states have return successors, (179), 175 states have call predecessors, (179), 179 states have call successors, (179) Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2023-11-12 02:14:53,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:14:53,049 INFO L93 Difference]: Finished difference Result 3734 states and 4385 transitions. [2023-11-12 02:14:53,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 02:14:53,052 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 35 [2023-11-12 02:14:53,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:14:53,089 INFO L225 Difference]: With dead ends: 3734 [2023-11-12 02:14:53,089 INFO L226 Difference]: Without dead ends: 3724 [2023-11-12 02:14:53,091 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:14:53,094 INFO L413 NwaCegarLoop]: 2520 mSDtfsCounter, 2320 mSDsluCounter, 2048 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2320 SdHoareTripleChecker+Valid, 4568 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-12 02:14:53,095 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2320 Valid, 4568 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-12 02:14:53,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3724 states. [2023-11-12 02:14:53,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3724 to 3028. [2023-11-12 02:14:53,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3028 states, 1855 states have (on average 2.019407008086253) internal successors, (3746), 2666 states have internal predecessors, (3746), 310 states have call successors, (310), 73 states have call predecessors, (310), 72 states have return successors, (309), 301 states have call predecessors, (309), 309 states have call successors, (309) [2023-11-12 02:14:53,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3028 states to 3028 states and 4365 transitions. [2023-11-12 02:14:53,351 INFO L78 Accepts]: Start accepts. Automaton has 3028 states and 4365 transitions. Word has length 35 [2023-11-12 02:14:53,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:14:53,352 INFO L495 AbstractCegarLoop]: Abstraction has 3028 states and 4365 transitions. [2023-11-12 02:14:53,352 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2023-11-12 02:14:53,352 INFO L276 IsEmpty]: Start isEmpty. Operand 3028 states and 4365 transitions. [2023-11-12 02:14:53,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-12 02:14:53,355 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:14:53,355 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 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 02:14:53,403 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1295ea79-070c-4ad8-8729-6acc87178be1/bin/uautomizer-verify-uTZkv6EMXl/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 02:14:53,568 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1295ea79-070c-4ad8-8729-6acc87178be1/bin/uautomizer-verify-uTZkv6EMXl/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 02:14:53,569 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting opl3_alloc_voiceErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [opl3_alloc_voiceErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, opl3_alloc_voiceErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, opl3_alloc_voiceErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 792 more)] === [2023-11-12 02:14:53,569 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:14:53,569 INFO L85 PathProgramCache]: Analyzing trace with hash 1036153603, now seen corresponding path program 1 times [2023-11-12 02:14:53,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:14:53,573 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [711938378] [2023-11-12 02:14:53,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:14:53,573 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 02:14:53,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1295ea79-070c-4ad8-8729-6acc87178be1/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:14:53,575 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1295ea79-070c-4ad8-8729-6acc87178be1/bin/uautomizer-verify-uTZkv6EMXl/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 02:14:53,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1295ea79-070c-4ad8-8729-6acc87178be1/bin/uautomizer-verify-uTZkv6EMXl/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 02:14:55,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:14:55,157 INFO L262 TraceCheckSpWp]: Trace formula consists of 3076 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 02:14:55,165 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:14:55,192 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-12 02:14:55,192 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:14:55,192 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-12 02:14:55,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [711938378] [2023-11-12 02:14:55,193 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [711938378] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:14:55,193 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:14:55,193 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 02:14:55,193 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [18312033] [2023-11-12 02:14:55,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:14:55,195 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 02:14:55,195 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-12 02:14:55,196 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 02:14:55,196 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:14:55,197 INFO L87 Difference]: Start difference. First operand 3028 states and 4365 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2023-11-12 02:14:55,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:14:55,824 INFO L93 Difference]: Finished difference Result 3407 states and 4826 transitions. [2023-11-12 02:14:55,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 02:14:55,825 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 36 [2023-11-12 02:14:55,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:14:55,847 INFO L225 Difference]: With dead ends: 3407 [2023-11-12 02:14:55,847 INFO L226 Difference]: Without dead ends: 3407 [2023-11-12 02:14:55,848 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:14:55,849 INFO L413 NwaCegarLoop]: 2455 mSDtfsCounter, 452 mSDsluCounter, 2262 mSDsCounter, 0 mSdLazyCounter, 93 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 452 SdHoareTripleChecker+Valid, 4717 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 93 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-12 02:14:55,850 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [452 Valid, 4717 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-12 02:14:55,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3407 states. [2023-11-12 02:14:55,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3407 to 3270. [2023-11-12 02:14:56,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3270 states, 2041 states have (on average 1.9965703086722195) internal successors, (4075), 2857 states have internal predecessors, (4075), 355 states have call successors, (355), 84 states have call predecessors, (355), 83 states have return successors, (354), 346 states have call predecessors, (354), 354 states have call successors, (354) [2023-11-12 02:14:56,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3270 states to 3270 states and 4784 transitions. [2023-11-12 02:14:56,041 INFO L78 Accepts]: Start accepts. Automaton has 3270 states and 4784 transitions. Word has length 36 [2023-11-12 02:14:56,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:14:56,041 INFO L495 AbstractCegarLoop]: Abstraction has 3270 states and 4784 transitions. [2023-11-12 02:14:56,042 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2023-11-12 02:14:56,042 INFO L276 IsEmpty]: Start isEmpty. Operand 3270 states and 4784 transitions. [2023-11-12 02:14:56,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-12 02:14:56,044 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:14:56,045 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:14:56,097 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1295ea79-070c-4ad8-8729-6acc87178be1/bin/uautomizer-verify-uTZkv6EMXl/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)] Forceful destruction successful, exit code 0 [2023-11-12 02:14:56,257 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1295ea79-070c-4ad8-8729-6acc87178be1/bin/uautomizer-verify-uTZkv6EMXl/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 02:14:56,258 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr142ASSERT_VIOLATIONMEMORY_LEAK === [opl3_alloc_voiceErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, opl3_alloc_voiceErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, opl3_alloc_voiceErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 792 more)] === [2023-11-12 02:14:56,258 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:14:56,258 INFO L85 PathProgramCache]: Analyzing trace with hash 2133557286, now seen corresponding path program 1 times [2023-11-12 02:14:56,262 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:14:56,262 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [738936182] [2023-11-12 02:14:56,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:14:56,262 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 02:14:56,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1295ea79-070c-4ad8-8729-6acc87178be1/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:14:56,264 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1295ea79-070c-4ad8-8729-6acc87178be1/bin/uautomizer-verify-uTZkv6EMXl/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 02:14:56,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1295ea79-070c-4ad8-8729-6acc87178be1/bin/uautomizer-verify-uTZkv6EMXl/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 (4)] Waiting until timeout for monitored process [2023-11-12 02:14:57,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:14:57,804 INFO L262 TraceCheckSpWp]: Trace formula consists of 3082 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 02:14:57,808 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:14:57,865 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-12 02:14:57,865 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:14:57,866 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-12 02:14:57,866 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [738936182] [2023-11-12 02:14:57,866 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [738936182] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:14:57,866 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:14:57,866 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-12 02:14:57,867 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896145327] [2023-11-12 02:14:57,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:14:57,867 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 02:14:57,867 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-12 02:14:57,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 02:14:57,869 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 02:14:57,869 INFO L87 Difference]: Start difference. First operand 3270 states and 4784 transitions. Second operand has 4 states, 4 states have (on average 7.0) internal successors, (28), 4 states have internal predecessors, (28), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2023-11-12 02:14:58,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:14:58,542 INFO L93 Difference]: Finished difference Result 3522 states and 5134 transitions. [2023-11-12 02:14:58,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 02:14:58,543 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 4 states have internal predecessors, (28), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 47 [2023-11-12 02:14:58,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:14:58,566 INFO L225 Difference]: With dead ends: 3522 [2023-11-12 02:14:58,566 INFO L226 Difference]: Without dead ends: 3522 [2023-11-12 02:14:58,566 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 45 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 02:14:58,567 INFO L413 NwaCegarLoop]: 2359 mSDtfsCounter, 2906 mSDsluCounter, 2380 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2906 SdHoareTripleChecker+Valid, 4739 SdHoareTripleChecker+Invalid, 115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-12 02:14:58,568 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2906 Valid, 4739 Invalid, 115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-12 02:14:58,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3522 states. [2023-11-12 02:14:58,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3522 to 3251. [2023-11-12 02:14:58,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3251 states, 2022 states have (on average 1.9975272007912956) internal successors, (4039), 2842 states have internal predecessors, (4039), 355 states have call successors, (355), 84 states have call predecessors, (355), 83 states have return successors, (354), 342 states have call predecessors, (354), 354 states have call successors, (354) [2023-11-12 02:14:58,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3251 states to 3251 states and 4748 transitions. [2023-11-12 02:14:58,700 INFO L78 Accepts]: Start accepts. Automaton has 3251 states and 4748 transitions. Word has length 47 [2023-11-12 02:14:58,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:14:58,701 INFO L495 AbstractCegarLoop]: Abstraction has 3251 states and 4748 transitions. [2023-11-12 02:14:58,701 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 4 states have internal predecessors, (28), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2023-11-12 02:14:58,702 INFO L276 IsEmpty]: Start isEmpty. Operand 3251 states and 4748 transitions. [2023-11-12 02:14:58,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-12 02:14:58,704 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:14:58,705 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:14:58,754 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1295ea79-070c-4ad8-8729-6acc87178be1/bin/uautomizer-verify-uTZkv6EMXl/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 (4)] Forceful destruction successful, exit code 0 [2023-11-12 02:14:58,929 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1295ea79-070c-4ad8-8729-6acc87178be1/bin/uautomizer-verify-uTZkv6EMXl/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 02:14:58,930 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr56REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [opl3_alloc_voiceErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, opl3_alloc_voiceErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, opl3_alloc_voiceErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 792 more)] === [2023-11-12 02:14:58,930 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:14:58,930 INFO L85 PathProgramCache]: Analyzing trace with hash 1460807703, now seen corresponding path program 1 times [2023-11-12 02:14:58,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:14:58,934 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [812146289] [2023-11-12 02:14:58,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:14:58,935 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 02:14:58,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1295ea79-070c-4ad8-8729-6acc87178be1/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:14:58,936 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1295ea79-070c-4ad8-8729-6acc87178be1/bin/uautomizer-verify-uTZkv6EMXl/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 02:14:58,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1295ea79-070c-4ad8-8729-6acc87178be1/bin/uautomizer-verify-uTZkv6EMXl/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 (5)] Waiting until timeout for monitored process