./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_90-arrayloop2_racing.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff 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_96174332-9c94-4f03-9c9c-9f5274519f0d/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96174332-9c94-4f03-9c9c-9f5274519f0d/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_96174332-9c94-4f03-9c9c-9f5274519f0d/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96174332-9c94-4f03-9c9c-9f5274519f0d/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_90-arrayloop2_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96174332-9c94-4f03-9c9c-9f5274519f0d/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_96174332-9c94-4f03-9c9c-9f5274519f0d/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 f41f3c018db74ffccd5759d166eb9816a1bf73b1747e3e539ecb5bf51feb56af --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 08:04:53,061 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 08:04:53,212 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96174332-9c94-4f03-9c9c-9f5274519f0d/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-11-19 08:04:53,222 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 08:04:53,223 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 08:04:53,267 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 08:04:53,268 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 08:04:53,269 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 08:04:53,270 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 08:04:53,276 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 08:04:53,278 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 08:04:53,278 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 08:04:53,279 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 08:04:53,281 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 08:04:53,282 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 08:04:53,282 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 08:04:53,283 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 08:04:53,284 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 08:04:53,284 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 08:04:53,285 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 08:04:53,285 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 08:04:53,286 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 08:04:53,287 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 08:04:53,287 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 08:04:53,288 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 08:04:53,289 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 08:04:53,290 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 08:04:53,290 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 08:04:53,291 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 08:04:53,291 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:04:53,293 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 08:04:53,294 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 08:04:53,294 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 08:04:53,294 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 08:04:53,295 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 08:04:53,295 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 08:04:53,295 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 08:04:53,296 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 08:04:53,296 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_96174332-9c94-4f03-9c9c-9f5274519f0d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96174332-9c94-4f03-9c9c-9f5274519f0d/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f41f3c018db74ffccd5759d166eb9816a1bf73b1747e3e539ecb5bf51feb56af [2023-11-19 08:04:53,636 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 08:04:53,684 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 08:04:53,687 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 08:04:53,689 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 08:04:53,690 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 08:04:53,691 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96174332-9c94-4f03-9c9c-9f5274519f0d/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/goblint-regression/28-race_reach_90-arrayloop2_racing.i [2023-11-19 08:04:56,941 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 08:04:57,327 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 08:04:57,328 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96174332-9c94-4f03-9c9c-9f5274519f0d/sv-benchmarks/c/goblint-regression/28-race_reach_90-arrayloop2_racing.i [2023-11-19 08:04:57,353 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96174332-9c94-4f03-9c9c-9f5274519f0d/bin/uautomizer-verify-uCwYo4JHxu/data/61f3caba4/db24cc9cef8344dfbb6aa80e3ebc8cb5/FLAG2e052bf63 [2023-11-19 08:04:57,369 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96174332-9c94-4f03-9c9c-9f5274519f0d/bin/uautomizer-verify-uCwYo4JHxu/data/61f3caba4/db24cc9cef8344dfbb6aa80e3ebc8cb5 [2023-11-19 08:04:57,372 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 08:04:57,374 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 08:04:57,376 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 08:04:57,376 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 08:04:57,383 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 08:04:57,384 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:04:57" (1/1) ... [2023-11-19 08:04:57,385 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@738b476d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:57, skipping insertion in model container [2023-11-19 08:04:57,385 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:04:57" (1/1) ... [2023-11-19 08:04:57,458 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 08:04:58,073 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 08:04:58,074 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 08:04:58,075 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 08:04:58,077 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 08:04:58,158 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:04:58,198 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 08:04:58,199 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@13b39cdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:58, skipping insertion in model container [2023-11-19 08:04:58,199 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 08:04:58,200 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 08:04:58,202 INFO L158 Benchmark]: Toolchain (without parser) took 826.79ms. Allocated memory is still 178.3MB. Free memory was 136.6MB in the beginning and 120.7MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 08:04:58,203 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 125.8MB. Free memory was 91.6MB in the beginning and 91.6MB in the end (delta: 24.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 08:04:58,204 INFO L158 Benchmark]: CACSL2BoogieTranslator took 823.65ms. Allocated memory is still 178.3MB. Free memory was 136.6MB in the beginning and 120.7MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 08:04:58,205 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 125.8MB. Free memory was 91.6MB in the beginning and 91.6MB in the end (delta: 24.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 823.65ms. Allocated memory is still 178.3MB. Free memory was 136.6MB in the beginning and 120.7MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1044]: 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_96174332-9c94-4f03-9c9c-9f5274519f0d/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96174332-9c94-4f03-9c9c-9f5274519f0d/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_96174332-9c94-4f03-9c9c-9f5274519f0d/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96174332-9c94-4f03-9c9c-9f5274519f0d/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_90-arrayloop2_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96174332-9c94-4f03-9c9c-9f5274519f0d/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_96174332-9c94-4f03-9c9c-9f5274519f0d/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 f41f3c018db74ffccd5759d166eb9816a1bf73b1747e3e539ecb5bf51feb56af --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 08:05:00,891 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 08:05:01,024 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96174332-9c94-4f03-9c9c-9f5274519f0d/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-11-19 08:05:01,032 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 08:05:01,035 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 08:05:01,100 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 08:05:01,101 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 08:05:01,102 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 08:05:01,103 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 08:05:01,108 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 08:05:01,109 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 08:05:01,109 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 08:05:01,110 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 08:05:01,112 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 08:05:01,112 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 08:05:01,113 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 08:05:01,113 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 08:05:01,114 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 08:05:01,114 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 08:05:01,115 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 08:05:01,116 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 08:05:01,116 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 08:05:01,117 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 08:05:01,117 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 08:05:01,118 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 08:05:01,118 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 08:05:01,119 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 08:05:01,119 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 08:05:01,120 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 08:05:01,121 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 08:05:01,122 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 08:05:01,123 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:05:01,123 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 08:05:01,123 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 08:05:01,124 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-19 08:05:01,124 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 08:05:01,125 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 08:05:01,125 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 08:05:01,125 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 08:05:01,126 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-19 08:05:01,127 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 08:05:01,127 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_96174332-9c94-4f03-9c9c-9f5274519f0d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96174332-9c94-4f03-9c9c-9f5274519f0d/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f41f3c018db74ffccd5759d166eb9816a1bf73b1747e3e539ecb5bf51feb56af [2023-11-19 08:05:01,563 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 08:05:01,589 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 08:05:01,594 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 08:05:01,595 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 08:05:01,596 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 08:05:01,597 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96174332-9c94-4f03-9c9c-9f5274519f0d/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/goblint-regression/28-race_reach_90-arrayloop2_racing.i [2023-11-19 08:05:04,794 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 08:05:05,260 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 08:05:05,261 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96174332-9c94-4f03-9c9c-9f5274519f0d/sv-benchmarks/c/goblint-regression/28-race_reach_90-arrayloop2_racing.i [2023-11-19 08:05:05,284 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96174332-9c94-4f03-9c9c-9f5274519f0d/bin/uautomizer-verify-uCwYo4JHxu/data/a173fee67/8b03adc8198f4bf2b1fa225fc92137ee/FLAG846ff26c0 [2023-11-19 08:05:05,304 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96174332-9c94-4f03-9c9c-9f5274519f0d/bin/uautomizer-verify-uCwYo4JHxu/data/a173fee67/8b03adc8198f4bf2b1fa225fc92137ee [2023-11-19 08:05:05,307 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 08:05:05,311 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 08:05:05,315 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 08:05:05,315 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 08:05:05,322 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 08:05:05,323 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:05:05" (1/1) ... [2023-11-19 08:05:05,324 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b55606 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:05, skipping insertion in model container [2023-11-19 08:05:05,324 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:05:05" (1/1) ... [2023-11-19 08:05:05,426 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 08:05:06,047 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 08:05:06,048 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 08:05:06,050 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 08:05:06,051 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 08:05:06,132 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:05:06,167 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 08:05:06,205 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 08:05:06,257 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 08:05:06,258 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 08:05:06,258 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 08:05:06,259 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 08:05:06,279 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:05:06,291 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 08:05:06,336 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 08:05:06,342 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 08:05:06,343 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 08:05:06,344 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 08:05:06,380 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:05:06,481 INFO L206 MainTranslator]: Completed translation [2023-11-19 08:05:06,482 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:06 WrapperNode [2023-11-19 08:05:06,482 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 08:05:06,483 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 08:05:06,483 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 08:05:06,484 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 08:05:06,491 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:06" (1/1) ... [2023-11-19 08:05:06,532 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:06" (1/1) ... [2023-11-19 08:05:06,574 INFO L138 Inliner]: procedures = 282, calls = 65, calls flagged for inlining = 11, calls inlined = 12, statements flattened = 312 [2023-11-19 08:05:06,575 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 08:05:06,576 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 08:05:06,576 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 08:05:06,576 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 08:05:06,587 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:06" (1/1) ... [2023-11-19 08:05:06,587 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:06" (1/1) ... [2023-11-19 08:05:06,595 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:06" (1/1) ... [2023-11-19 08:05:06,595 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:06" (1/1) ... [2023-11-19 08:05:06,615 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:06" (1/1) ... [2023-11-19 08:05:06,624 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:06" (1/1) ... [2023-11-19 08:05:06,640 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:06" (1/1) ... [2023-11-19 08:05:06,643 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:06" (1/1) ... [2023-11-19 08:05:06,650 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 08:05:06,651 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 08:05:06,651 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 08:05:06,651 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 08:05:06,652 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:06" (1/1) ... [2023-11-19 08:05:06,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:05:06,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96174332-9c94-4f03-9c9c-9f5274519f0d/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:05:06,709 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96174332-9c94-4f03-9c9c-9f5274519f0d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 08:05:06,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96174332-9c94-4f03-9c9c-9f5274519f0d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 08:05:06,750 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 08:05:06,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 08:05:06,751 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 08:05:06,751 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2023-11-19 08:05:06,751 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2023-11-19 08:05:06,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 08:05:06,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 08:05:06,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 08:05:06,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 08:05:06,752 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2023-11-19 08:05:06,753 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2023-11-19 08:05:06,753 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 08:05:06,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 08:05:06,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 08:05:06,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 08:05:06,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 08:05:06,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 08:05:06,756 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 08:05:06,967 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 08:05:06,980 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 08:05:08,250 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 08:05:08,265 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 08:05:08,270 INFO L302 CfgBuilder]: Removed 30 assume(true) statements. [2023-11-19 08:05:08,281 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:05:08 BoogieIcfgContainer [2023-11-19 08:05:08,283 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 08:05:08,286 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 08:05:08,287 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 08:05:08,292 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 08:05:08,292 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 08:05:05" (1/3) ... [2023-11-19 08:05:08,293 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cc42621 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:05:08, skipping insertion in model container [2023-11-19 08:05:08,294 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:06" (2/3) ... [2023-11-19 08:05:08,296 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cc42621 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:05:08, skipping insertion in model container [2023-11-19 08:05:08,296 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:05:08" (3/3) ... [2023-11-19 08:05:08,298 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_90-arrayloop2_racing.i [2023-11-19 08:05:08,319 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 08:05:08,320 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 59 error locations. [2023-11-19 08:05:08,320 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-19 08:05:08,578 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-11-19 08:05:08,652 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 348 places, 391 transitions, 802 flow [2023-11-19 08:05:08,997 INFO L124 PetriNetUnfolderBase]: 80/645 cut-off events. [2023-11-19 08:05:08,998 INFO L125 PetriNetUnfolderBase]: For 8/8 co-relation queries the response was YES. [2023-11-19 08:05:09,017 INFO L83 FinitePrefix]: Finished finitePrefix Result has 662 conditions, 645 events. 80/645 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 27. Compared 3539 event pairs, 0 based on Foata normal form. 0/462 useless extension candidates. Maximal degree in co-relation 325. Up to 8 conditions per place. [2023-11-19 08:05:09,018 INFO L82 GeneralOperation]: Start removeDead. Operand has 348 places, 391 transitions, 802 flow [2023-11-19 08:05:09,038 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 348 places, 391 transitions, 802 flow [2023-11-19 08:05:09,043 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-11-19 08:05:09,056 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 348 places, 391 transitions, 802 flow [2023-11-19 08:05:09,060 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 348 places, 391 transitions, 802 flow [2023-11-19 08:05:09,061 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 348 places, 391 transitions, 802 flow [2023-11-19 08:05:09,244 INFO L124 PetriNetUnfolderBase]: 80/645 cut-off events. [2023-11-19 08:05:09,244 INFO L125 PetriNetUnfolderBase]: For 8/8 co-relation queries the response was YES. [2023-11-19 08:05:09,253 INFO L83 FinitePrefix]: Finished finitePrefix Result has 662 conditions, 645 events. 80/645 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 27. Compared 3539 event pairs, 0 based on Foata normal form. 0/462 useless extension candidates. Maximal degree in co-relation 325. Up to 8 conditions per place. [2023-11-19 08:05:09,298 INFO L119 LiptonReduction]: Number of co-enabled transitions 49680