./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_93-evilcollapse_racefree.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version e7bb482b 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_8c63bcbd-a9b0-410e-8f51-0eb5d4ed684e/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c63bcbd-a9b0-410e-8f51-0eb5d4ed684e/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c63bcbd-a9b0-410e-8f51-0eb5d4ed684e/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c63bcbd-a9b0-410e-8f51-0eb5d4ed684e/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_93-evilcollapse_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c63bcbd-a9b0-410e-8f51-0eb5d4ed684e/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c63bcbd-a9b0-410e-8f51-0eb5d4ed684e/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --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 dad265ed8a17f32bb0a174302dfe188f9a15f60b81cc9c28a67851ab05270da2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 23:03:50,038 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 23:03:50,149 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c63bcbd-a9b0-410e-8f51-0eb5d4ed684e/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-11-06 23:03:50,157 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 23:03:50,158 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 23:03:50,188 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 23:03:50,189 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 23:03:50,190 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 23:03:50,191 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 23:03:50,192 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 23:03:50,193 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 23:03:50,193 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 23:03:50,194 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 23:03:50,195 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 23:03:50,195 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 23:03:50,196 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 23:03:50,197 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 23:03:50,197 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 23:03:50,198 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-06 23:03:50,198 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-06 23:03:50,199 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-06 23:03:50,200 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 23:03:50,200 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 23:03:50,201 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 23:03:50,201 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 23:03:50,202 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 23:03:50,202 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 23:03:50,203 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 23:03:50,203 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 23:03:50,204 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:03:50,205 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 23:03:50,205 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 23:03:50,206 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 23:03:50,206 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 23:03:50,207 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 23:03:50,207 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 23:03:50,208 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 23:03:50,208 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 23:03:50,228 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_8c63bcbd-a9b0-410e-8f51-0eb5d4ed684e/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c63bcbd-a9b0-410e-8f51-0eb5d4ed684e/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dad265ed8a17f32bb0a174302dfe188f9a15f60b81cc9c28a67851ab05270da2 [2023-11-06 23:03:50,611 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 23:03:50,641 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 23:03:50,646 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 23:03:50,648 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 23:03:50,649 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 23:03:50,651 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c63bcbd-a9b0-410e-8f51-0eb5d4ed684e/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/goblint-regression/28-race_reach_93-evilcollapse_racefree.i [2023-11-06 23:03:53,912 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 23:03:54,445 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 23:03:54,446 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c63bcbd-a9b0-410e-8f51-0eb5d4ed684e/sv-benchmarks/c/goblint-regression/28-race_reach_93-evilcollapse_racefree.i [2023-11-06 23:03:54,474 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c63bcbd-a9b0-410e-8f51-0eb5d4ed684e/bin/uautomizer-verify-WvqO1wxjHP/data/fde4aef18/cae6bae88c5147218820b9514876b7d4/FLAG5dd63bd61 [2023-11-06 23:03:54,493 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c63bcbd-a9b0-410e-8f51-0eb5d4ed684e/bin/uautomizer-verify-WvqO1wxjHP/data/fde4aef18/cae6bae88c5147218820b9514876b7d4 [2023-11-06 23:03:54,502 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 23:03:54,506 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 23:03:54,510 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 23:03:54,510 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 23:03:54,516 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 23:03:54,516 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:03:54" (1/1) ... [2023-11-06 23:03:54,518 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49276f97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:03:54, skipping insertion in model container [2023-11-06 23:03:54,518 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:03:54" (1/1) ... [2023-11-06 23:03:54,592 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 23:03:55,219 WARN L1577 CHandler]: Possible shadowing of function new [2023-11-06 23:03:55,220 WARN L1577 CHandler]: Possible shadowing of function new [2023-11-06 23:03:55,220 WARN L1577 CHandler]: Possible shadowing of function new [2023-11-06 23:03:55,222 WARN L1577 CHandler]: Possible shadowing of function new [2023-11-06 23:03:55,275 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:03:55,297 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) [2023-11-06 23:03:55,298 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@469d31b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:03:55, skipping insertion in model container [2023-11-06 23:03:55,298 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 23:03:55,299 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-06 23:03:55,301 INFO L158 Benchmark]: Toolchain (without parser) took 793.68ms. Allocated memory is still 159.4MB. Free memory was 128.0MB in the beginning and 112.1MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-06 23:03:55,302 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 130.0MB. Free memory was 101.8MB in the beginning and 101.7MB in the end (delta: 72.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 23:03:55,303 INFO L158 Benchmark]: CACSL2BoogieTranslator took 789.25ms. Allocated memory is still 159.4MB. Free memory was 127.4MB in the beginning and 112.1MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-06 23:03:55,304 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 130.0MB. Free memory was 101.8MB in the beginning and 101.7MB in the end (delta: 72.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 789.25ms. Allocated memory is still 159.4MB. Free memory was 127.4MB in the beginning and 112.1MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1058]: 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_8c63bcbd-a9b0-410e-8f51-0eb5d4ed684e/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c63bcbd-a9b0-410e-8f51-0eb5d4ed684e/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c63bcbd-a9b0-410e-8f51-0eb5d4ed684e/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c63bcbd-a9b0-410e-8f51-0eb5d4ed684e/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_93-evilcollapse_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c63bcbd-a9b0-410e-8f51-0eb5d4ed684e/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c63bcbd-a9b0-410e-8f51-0eb5d4ed684e/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --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 dad265ed8a17f32bb0a174302dfe188f9a15f60b81cc9c28a67851ab05270da2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 23:03:57,913 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 23:03:58,089 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c63bcbd-a9b0-410e-8f51-0eb5d4ed684e/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-11-06 23:03:58,100 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 23:03:58,101 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 23:03:58,160 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 23:03:58,161 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 23:03:58,162 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 23:03:58,164 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 23:03:58,171 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 23:03:58,172 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 23:03:58,172 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 23:03:58,173 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 23:03:58,175 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 23:03:58,176 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 23:03:58,177 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 23:03:58,177 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 23:03:58,178 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 23:03:58,178 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-06 23:03:58,180 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-06 23:03:58,180 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-06 23:03:58,181 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 23:03:58,181 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 23:03:58,182 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 23:03:58,182 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 23:03:58,183 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 23:03:58,184 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 23:03:58,184 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 23:03:58,185 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 23:03:58,186 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 23:03:58,187 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 23:03:58,188 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:03:58,188 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 23:03:58,189 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 23:03:58,189 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-06 23:03:58,189 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 23:03:58,190 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 23:03:58,190 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 23:03:58,190 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 23:03:58,192 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-06 23:03:58,192 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 23:03:58,193 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_8c63bcbd-a9b0-410e-8f51-0eb5d4ed684e/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c63bcbd-a9b0-410e-8f51-0eb5d4ed684e/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dad265ed8a17f32bb0a174302dfe188f9a15f60b81cc9c28a67851ab05270da2 [2023-11-06 23:03:58,699 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 23:03:58,733 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 23:03:58,736 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 23:03:58,738 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 23:03:58,738 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 23:03:58,740 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c63bcbd-a9b0-410e-8f51-0eb5d4ed684e/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/goblint-regression/28-race_reach_93-evilcollapse_racefree.i [2023-11-06 23:04:02,209 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 23:04:02,621 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 23:04:02,632 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c63bcbd-a9b0-410e-8f51-0eb5d4ed684e/sv-benchmarks/c/goblint-regression/28-race_reach_93-evilcollapse_racefree.i [2023-11-06 23:04:02,662 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c63bcbd-a9b0-410e-8f51-0eb5d4ed684e/bin/uautomizer-verify-WvqO1wxjHP/data/9e679db66/f2325707dbf24d548f0b5a779d18a393/FLAGf1b2f9462 [2023-11-06 23:04:02,681 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c63bcbd-a9b0-410e-8f51-0eb5d4ed684e/bin/uautomizer-verify-WvqO1wxjHP/data/9e679db66/f2325707dbf24d548f0b5a779d18a393 [2023-11-06 23:04:02,684 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 23:04:02,686 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 23:04:02,687 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 23:04:02,687 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 23:04:02,694 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 23:04:02,694 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:04:02" (1/1) ... [2023-11-06 23:04:02,696 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3721854 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:04:02, skipping insertion in model container [2023-11-06 23:04:02,696 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:04:02" (1/1) ... [2023-11-06 23:04:02,769 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 23:04:03,390 WARN L1577 CHandler]: Possible shadowing of function new [2023-11-06 23:04:03,390 WARN L1577 CHandler]: Possible shadowing of function new [2023-11-06 23:04:03,391 WARN L1577 CHandler]: Possible shadowing of function new [2023-11-06 23:04:03,392 WARN L1577 CHandler]: Possible shadowing of function new [2023-11-06 23:04:03,425 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:04:03,452 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-06 23:04:03,466 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 23:04:03,516 WARN L1577 CHandler]: Possible shadowing of function new [2023-11-06 23:04:03,517 WARN L1577 CHandler]: Possible shadowing of function new [2023-11-06 23:04:03,517 WARN L1577 CHandler]: Possible shadowing of function new [2023-11-06 23:04:03,518 WARN L1577 CHandler]: Possible shadowing of function new [2023-11-06 23:04:03,544 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:04:03,561 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 23:04:03,633 WARN L1577 CHandler]: Possible shadowing of function new [2023-11-06 23:04:03,634 WARN L1577 CHandler]: Possible shadowing of function new [2023-11-06 23:04:03,634 WARN L1577 CHandler]: Possible shadowing of function new [2023-11-06 23:04:03,635 WARN L1577 CHandler]: Possible shadowing of function new [2023-11-06 23:04:03,651 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:04:03,729 INFO L206 MainTranslator]: Completed translation [2023-11-06 23:04:03,730 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:04:03 WrapperNode [2023-11-06 23:04:03,730 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 23:04:03,731 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 23:04:03,732 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 23:04:03,732 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 23:04:03,738 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:04:03" (1/1) ... [2023-11-06 23:04:03,787 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:04:03" (1/1) ... [2023-11-06 23:04:03,828 INFO L138 Inliner]: procedures = 283, calls = 52, calls flagged for inlining = 13, calls inlined = 13, statements flattened = 230 [2023-11-06 23:04:03,829 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 23:04:03,829 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 23:04:03,830 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 23:04:03,830 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 23:04:03,843 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:04:03" (1/1) ... [2023-11-06 23:04:03,843 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:04:03" (1/1) ... [2023-11-06 23:04:03,849 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:04:03" (1/1) ... [2023-11-06 23:04:03,850 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:04:03" (1/1) ... [2023-11-06 23:04:03,866 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:04:03" (1/1) ... [2023-11-06 23:04:03,872 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:04:03" (1/1) ... [2023-11-06 23:04:03,876 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:04:03" (1/1) ... [2023-11-06 23:04:03,879 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:04:03" (1/1) ... [2023-11-06 23:04:03,885 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 23:04:03,886 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 23:04:03,886 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 23:04:03,886 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 23:04:03,887 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:04:03" (1/1) ... [2023-11-06 23:04:03,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:04:03,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c63bcbd-a9b0-410e-8f51-0eb5d4ed684e/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:04:03,924 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c63bcbd-a9b0-410e-8f51-0eb5d4ed684e/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 23:04:03,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c63bcbd-a9b0-410e-8f51-0eb5d4ed684e/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 23:04:03,968 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-06 23:04:03,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 23:04:03,968 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-06 23:04:03,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 23:04:03,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-06 23:04:03,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 23:04:03,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-06 23:04:03,969 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-06 23:04:03,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-06 23:04:03,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 23:04:03,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-06 23:04:03,982 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-11-06 23:04:03,982 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-11-06 23:04:03,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 23:04:03,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 23:04:03,984 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-06 23:04:04,208 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 23:04:04,211 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 23:04:05,166 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 23:04:05,177 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 23:04:05,177 INFO L302 CfgBuilder]: Removed 16 assume(true) statements. [2023-11-06 23:04:05,180 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:04:05 BoogieIcfgContainer [2023-11-06 23:04:05,180 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 23:04:05,183 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 23:04:05,184 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 23:04:05,187 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 23:04:05,187 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 11:04:02" (1/3) ... [2023-11-06 23:04:05,188 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66ded5d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:04:05, skipping insertion in model container [2023-11-06 23:04:05,188 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:04:03" (2/3) ... [2023-11-06 23:04:05,188 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66ded5d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:04:05, skipping insertion in model container [2023-11-06 23:04:05,188 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:04:05" (3/3) ... [2023-11-06 23:04:05,190 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_93-evilcollapse_racefree.i [2023-11-06 23:04:05,205 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 23:04:05,205 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 44 error locations. [2023-11-06 23:04:05,205 INFO L519 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-06 23:04:05,387 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-11-06 23:04:05,451 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 283 places, 308 transitions, 623 flow [2023-11-06 23:04:05,641 INFO L124 PetriNetUnfolderBase]: 30/334 cut-off events. [2023-11-06 23:04:05,641 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2023-11-06 23:04:05,652 INFO L83 FinitePrefix]: Finished finitePrefix Result has 339 conditions, 334 events. 30/334 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 953 event pairs, 0 based on Foata normal form. 0/252 useless extension candidates. Maximal degree in co-relation 188. Up to 4 conditions per place. [2023-11-06 23:04:05,652 INFO L82 GeneralOperation]: Start removeDead. Operand has 283 places, 308 transitions, 623 flow [2023-11-06 23:04:05,671 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 283 places, 308 transitions, 623 flow [2023-11-06 23:04:05,676 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-11-06 23:04:05,692 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 283 places, 308 transitions, 623 flow [2023-11-06 23:04:05,698 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 283 places, 308 transitions, 623 flow [2023-11-06 23:04:05,698 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 283 places, 308 transitions, 623 flow [2023-11-06 23:04:05,813 INFO L124 PetriNetUnfolderBase]: 30/334 cut-off events. [2023-11-06 23:04:05,814 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2023-11-06 23:04:05,821 INFO L83 FinitePrefix]: Finished finitePrefix Result has 339 conditions, 334 events. 30/334 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 953 event pairs, 0 based on Foata normal form. 0/252 useless extension candidates. Maximal degree in co-relation 188. Up to 4 conditions per place. [2023-11-06 23:04:05,830 INFO L119 LiptonReduction]: Number of co-enabled transitions 6912 [2023-11-06 23:05:30,221 WARN L293 SmtUtils]: Spent 7.35s on a formula simplification. DAG size of input: 118 DAG size of output: 108 (called from [L 279] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-11-06 23:05:41,785 WARN L293 SmtUtils]: Spent 7.99s on a formula simplification. DAG size of input: 118 DAG size of output: 108 (called from [L 279] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-11-06 23:05:54,497 WARN L293 SmtUtils]: Spent 7.67s on a formula simplification that was a NOOP. DAG size: 157 (called from [L 279] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-11-06 23:05:59,713 WARN L293 SmtUtils]: Spent 5.21s on a formula simplification that was a NOOP. DAG size: 136 (called from [L 302] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-11-06 23:06:07,650 WARN L293 SmtUtils]: Spent 7.93s on a formula simplification that was a NOOP. DAG size: 157 (called from [L 279] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-11-06 23:06:18,779 WARN L293 SmtUtils]: Spent 6.41s on a formula simplification that was a NOOP. DAG size: 145 (called from [L 279] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-11-06 23:06:29,065 WARN L293 SmtUtils]: Spent 6.35s on a formula simplification that was a NOOP. DAG size: 145 (called from [L 279] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-11-06 23:06:40,715 WARN L293 SmtUtils]: Spent 7.03s on a formula simplification that was a NOOP. DAG size: 142 (called from [L 279] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-11-06 23:06:49,768 WARN L293 SmtUtils]: Spent 5.42s on a formula simplification that was a NOOP. DAG size: 142 (called from [L 279] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-11-06 23:07:02,271 WARN L293 SmtUtils]: Spent 8.82s on a formula simplification that was a NOOP. DAG size: 161 (called from [L 279] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-11-06 23:07:07,982 WARN L293 SmtUtils]: Spent 5.71s on a formula simplification that was a NOOP. DAG size: 145 (called from [L 302] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-11-06 23:07:16,955 WARN L293 SmtUtils]: Spent 8.97s on a formula simplification that was a NOOP. DAG size: 161 (called from [L 279] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-11-06 23:07:22,605 WARN L293 SmtUtils]: Spent 5.65s on a formula simplification that was a NOOP. DAG size: 140 (called from [L 302] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-11-06 23:07:57,310 WARN L293 SmtUtils]: Spent 34.70s on a formula simplification that was a NOOP. DAG size: 178 (called from [L 279] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition)