./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/chl-node-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c05e815-7adb-4ef5-bcf5-9cf12adbfe8e/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c05e815-7adb-4ef5-bcf5-9cf12adbfe8e/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c05e815-7adb-4ef5-bcf5-9cf12adbfe8e/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c05e815-7adb-4ef5-bcf5-9cf12adbfe8e/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/chl-node-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c05e815-7adb-4ef5-bcf5-9cf12adbfe8e/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c05e815-7adb-4ef5-bcf5-9cf12adbfe8e/bin/uautomizer-verify-uCwYo4JHxu --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9db11e263e78e3a6bd75c2a0c3dda64920ec857df2fbb1d0b7b1072a48f36a31 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:40:43,877 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:40:43,943 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c05e815-7adb-4ef5-bcf5-9cf12adbfe8e/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-11-19 07:40:43,948 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:40:43,949 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:40:43,973 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:40:43,974 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:40:43,975 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:40:43,976 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:40:43,976 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:40:43,977 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:40:43,978 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:40:43,979 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:40:43,979 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:40:43,980 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:40:43,981 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:40:43,981 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:40:43,982 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:40:43,983 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 07:40:43,983 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 07:40:43,984 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 07:40:43,985 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:40:43,985 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 07:40:43,986 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 07:40:43,986 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:40:43,987 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:40:43,988 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:40:43,988 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:40:43,989 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:40:43,989 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:40:43,990 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:40:43,990 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:40:43,991 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:40:43,991 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:40:43,992 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:40:43,992 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:40:43,993 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:40:43,993 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:40:43,993 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_6c05e815-7adb-4ef5-bcf5-9cf12adbfe8e/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c05e815-7adb-4ef5-bcf5-9cf12adbfe8e/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9db11e263e78e3a6bd75c2a0c3dda64920ec857df2fbb1d0b7b1072a48f36a31 [2023-11-19 07:40:44,277 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:40:44,312 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:40:44,315 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:40:44,317 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:40:44,318 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:40:44,319 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c05e815-7adb-4ef5-bcf5-9cf12adbfe8e/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/weaver/chl-node-symm.wvr.c [2023-11-19 07:40:47,434 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:40:47,744 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:40:47,745 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c05e815-7adb-4ef5-bcf5-9cf12adbfe8e/sv-benchmarks/c/weaver/chl-node-symm.wvr.c [2023-11-19 07:40:47,757 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c05e815-7adb-4ef5-bcf5-9cf12adbfe8e/bin/uautomizer-verify-uCwYo4JHxu/data/b32e14c5c/675697a380354fc2a853d027b723fda5/FLAG02285e247 [2023-11-19 07:40:47,785 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c05e815-7adb-4ef5-bcf5-9cf12adbfe8e/bin/uautomizer-verify-uCwYo4JHxu/data/b32e14c5c/675697a380354fc2a853d027b723fda5 [2023-11-19 07:40:47,789 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:40:47,791 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:40:47,792 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:40:47,793 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:40:47,800 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:40:47,801 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:40:47" (1/1) ... [2023-11-19 07:40:47,802 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56e86160 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:47, skipping insertion in model container [2023-11-19 07:40:47,803 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:40:47" (1/1) ... [2023-11-19 07:40:47,836 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:40:48,097 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:40:48,123 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) [2023-11-19 07:40:48,124 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@278712a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:48, skipping insertion in model container [2023-11-19 07:40:48,125 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:40:48,125 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 07:40:48,128 INFO L158 Benchmark]: Toolchain (without parser) took 336.28ms. Allocated memory is still 161.5MB. Free memory was 129.5MB in the beginning and 119.2MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 07:40:48,129 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 98.6MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:40:48,130 INFO L158 Benchmark]: CACSL2BoogieTranslator took 332.86ms. Allocated memory is still 161.5MB. Free memory was 129.5MB in the beginning and 119.2MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 07:40:48,133 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 98.6MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 332.86ms. Allocated memory is still 161.5MB. Free memory was 129.5MB in the beginning and 119.2MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 102]: 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c05e815-7adb-4ef5-bcf5-9cf12adbfe8e/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c05e815-7adb-4ef5-bcf5-9cf12adbfe8e/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c05e815-7adb-4ef5-bcf5-9cf12adbfe8e/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c05e815-7adb-4ef5-bcf5-9cf12adbfe8e/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/chl-node-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c05e815-7adb-4ef5-bcf5-9cf12adbfe8e/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c05e815-7adb-4ef5-bcf5-9cf12adbfe8e/bin/uautomizer-verify-uCwYo4JHxu --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9db11e263e78e3a6bd75c2a0c3dda64920ec857df2fbb1d0b7b1072a48f36a31 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:40:50,831 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:40:50,973 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c05e815-7adb-4ef5-bcf5-9cf12adbfe8e/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-11-19 07:40:50,983 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:40:50,984 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:40:51,032 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:40:51,034 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:40:51,035 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:40:51,036 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:40:51,042 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:40:51,043 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:40:51,043 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:40:51,044 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:40:51,046 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:40:51,047 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:40:51,047 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:40:51,048 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:40:51,048 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:40:51,049 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 07:40:51,049 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 07:40:51,050 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 07:40:51,051 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:40:51,051 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 07:40:51,052 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 07:40:51,052 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 07:40:51,053 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 07:40:51,053 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:40:51,054 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:40:51,055 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:40:51,056 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:40:51,057 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:40:51,058 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:40:51,058 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:40:51,059 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:40:51,059 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-19 07:40:51,060 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 07:40:51,060 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:40:51,060 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:40:51,061 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:40:51,062 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-19 07:40:51,062 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:40:51,063 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_6c05e815-7adb-4ef5-bcf5-9cf12adbfe8e/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c05e815-7adb-4ef5-bcf5-9cf12adbfe8e/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9db11e263e78e3a6bd75c2a0c3dda64920ec857df2fbb1d0b7b1072a48f36a31 [2023-11-19 07:40:51,530 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:40:51,559 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:40:51,562 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:40:51,564 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:40:51,565 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:40:51,566 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c05e815-7adb-4ef5-bcf5-9cf12adbfe8e/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/weaver/chl-node-symm.wvr.c [2023-11-19 07:40:54,696 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:40:54,961 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:40:54,962 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c05e815-7adb-4ef5-bcf5-9cf12adbfe8e/sv-benchmarks/c/weaver/chl-node-symm.wvr.c [2023-11-19 07:40:54,971 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c05e815-7adb-4ef5-bcf5-9cf12adbfe8e/bin/uautomizer-verify-uCwYo4JHxu/data/8fb18c88c/ef5a7d31bf454765aad6e4d1953c83a0/FLAGa9266f05a [2023-11-19 07:40:54,988 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c05e815-7adb-4ef5-bcf5-9cf12adbfe8e/bin/uautomizer-verify-uCwYo4JHxu/data/8fb18c88c/ef5a7d31bf454765aad6e4d1953c83a0 [2023-11-19 07:40:54,991 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:40:54,992 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:40:54,994 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:40:54,994 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:40:54,999 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:40:55,000 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:40:54" (1/1) ... [2023-11-19 07:40:55,001 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@381fce0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:55, skipping insertion in model container [2023-11-19 07:40:55,002 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:40:54" (1/1) ... [2023-11-19 07:40:55,032 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:40:55,270 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:40:55,293 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 07:40:55,308 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:40:55,357 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:40:55,372 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:40:55,430 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:40:55,462 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:40:55,463 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:55 WrapperNode [2023-11-19 07:40:55,463 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:40:55,465 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:40:55,465 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:40:55,465 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:40:55,474 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:55" (1/1) ... [2023-11-19 07:40:55,512 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:55" (1/1) ... [2023-11-19 07:40:55,563 INFO L138 Inliner]: procedures = 28, calls = 51, calls flagged for inlining = 19, calls inlined = 25, statements flattened = 289 [2023-11-19 07:40:55,564 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:40:55,564 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:40:55,565 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:40:55,565 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:40:55,576 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:55" (1/1) ... [2023-11-19 07:40:55,577 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:55" (1/1) ... [2023-11-19 07:40:55,584 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:55" (1/1) ... [2023-11-19 07:40:55,584 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:55" (1/1) ... [2023-11-19 07:40:55,601 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:55" (1/1) ... [2023-11-19 07:40:55,606 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:55" (1/1) ... [2023-11-19 07:40:55,610 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:55" (1/1) ... [2023-11-19 07:40:55,613 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:55" (1/1) ... [2023-11-19 07:40:55,627 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:40:55,628 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:40:55,628 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:40:55,629 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:40:55,630 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:55" (1/1) ... [2023-11-19 07:40:55,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:40:55,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c05e815-7adb-4ef5-bcf5-9cf12adbfe8e/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:55,682 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c05e815-7adb-4ef5-bcf5-9cf12adbfe8e/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:55,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c05e815-7adb-4ef5-bcf5-9cf12adbfe8e/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:40:55,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:40:55,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-19 07:40:55,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 07:40:55,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 07:40:55,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 07:40:55,732 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 07:40:55,732 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 07:40:55,732 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 07:40:55,733 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 07:40:55,733 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 07:40:55,733 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:40:55,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:40:55,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-19 07:40:55,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 07:40:55,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 07:40:55,739 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 07:40:55,933 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:40:55,936 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:40:57,001 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:40:57,025 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:40:57,026 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 07:40:57,032 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:40:57 BoogieIcfgContainer [2023-11-19 07:40:57,033 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:40:57,035 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:40:57,035 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:40:57,039 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:40:57,039 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:40:54" (1/3) ... [2023-11-19 07:40:57,040 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c293cda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:40:57, skipping insertion in model container [2023-11-19 07:40:57,040 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:55" (2/3) ... [2023-11-19 07:40:57,041 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c293cda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:40:57, skipping insertion in model container [2023-11-19 07:40:57,041 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:40:57" (3/3) ... [2023-11-19 07:40:57,043 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-node-symm.wvr.c [2023-11-19 07:40:57,063 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:40:57,063 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 42 error locations. [2023-11-19 07:40:57,063 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-19 07:40:57,270 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-11-19 07:40:57,315 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 402 places, 423 transitions, 860 flow [2023-11-19 07:40:57,543 INFO L124 PetriNetUnfolderBase]: 28/421 cut-off events. [2023-11-19 07:40:57,543 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-11-19 07:40:57,553 INFO L83 FinitePrefix]: Finished finitePrefix Result has 430 conditions, 421 events. 28/421 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 592 event pairs, 0 based on Foata normal form. 0/351 useless extension candidates. Maximal degree in co-relation 320. Up to 2 conditions per place. [2023-11-19 07:40:57,554 INFO L82 GeneralOperation]: Start removeDead. Operand has 402 places, 423 transitions, 860 flow [2023-11-19 07:40:57,571 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 395 places, 416 transitions, 844 flow [2023-11-19 07:40:57,575 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-11-19 07:40:57,592 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 395 places, 416 transitions, 844 flow [2023-11-19 07:40:57,602 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 395 places, 416 transitions, 844 flow [2023-11-19 07:40:57,602 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 395 places, 416 transitions, 844 flow [2023-11-19 07:40:57,726 INFO L124 PetriNetUnfolderBase]: 28/416 cut-off events. [2023-11-19 07:40:57,726 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-11-19 07:40:57,733 INFO L83 FinitePrefix]: Finished finitePrefix Result has 425 conditions, 416 events. 28/416 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 598 event pairs, 0 based on Foata normal form. 0/347 useless extension candidates. Maximal degree in co-relation 320. Up to 2 conditions per place. [2023-11-19 07:40:57,744 INFO L119 LiptonReduction]: Number of co-enabled transitions 11748