./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/pthread/twostage_3-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9a849f68 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterMemDerefMemtrack.xml -i ../sv-benchmarks/c/pthread/twostage_3-2.i -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux --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 GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0db6974abead9f0b145be669e8625acba9e17feac06fbf7c6b45d50c107fdab8 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-9a849f6-m [2024-10-26 06:39:08,059 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-26 06:39:08,138 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Default.epf [2024-10-26 06:39:08,147 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-26 06:39:08,148 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-26 06:39:08,177 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-26 06:39:08,178 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-26 06:39:08,178 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-26 06:39:08,179 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-26 06:39:08,181 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-26 06:39:08,182 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-26 06:39:08,182 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-26 06:39:08,182 INFO L153 SettingsManager]: * Use SBE=true [2024-10-26 06:39:08,186 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-26 06:39:08,186 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-26 06:39:08,187 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-26 06:39:08,187 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-26 06:39:08,187 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-26 06:39:08,187 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-10-26 06:39:08,188 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-10-26 06:39:08,188 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-10-26 06:39:08,188 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-26 06:39:08,188 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-26 06:39:08,189 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-26 06:39:08,189 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-26 06:39:08,189 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-26 06:39:08,189 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-26 06:39:08,189 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-26 06:39:08,190 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-26 06:39:08,190 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-26 06:39:08,190 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-26 06:39:08,190 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-26 06:39:08,191 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-26 06:39:08,191 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-26 06:39:08,191 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-26 06:39:08,192 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-26 06:39:08,192 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-26 06:39:08,192 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2024-10-26 06:39:08,192 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-10-26 06:39:08,193 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-10-26 06:39:08,193 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-10-26 06:39:08,193 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0db6974abead9f0b145be669e8625acba9e17feac06fbf7c6b45d50c107fdab8 [2024-10-26 06:39:08,436 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-26 06:39:08,463 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-26 06:39:08,466 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-26 06:39:08,467 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-26 06:39:08,468 INFO L274 PluginConnector]: CDTParser initialized [2024-10-26 06:39:08,469 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../sv-benchmarks/c/pthread/twostage_3-2.i [2024-10-26 06:39:09,931 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-26 06:39:10,223 INFO L384 CDTParser]: Found 1 translation units. [2024-10-26 06:39:10,225 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/twostage_3-2.i [2024-10-26 06:39:10,248 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/64c75cb5e/3e5fcda316984785b4841e20d13525d3/FLAGc9e007457 [2024-10-26 06:39:10,266 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/64c75cb5e/3e5fcda316984785b4841e20d13525d3 [2024-10-26 06:39:10,269 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-26 06:39:10,271 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-26 06:39:10,274 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-26 06:39:10,274 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-26 06:39:10,280 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-26 06:39:10,281 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 06:39:10" (1/1) ... [2024-10-26 06:39:10,282 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44f8217b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 06:39:10, skipping insertion in model container [2024-10-26 06:39:10,284 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 06:39:10" (1/1) ... [2024-10-26 06:39:10,345 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-26 06:39:10,919 WARN L1660 CHandler]: Possible shadowing of function lock [2024-10-26 06:39:10,920 WARN L1660 CHandler]: Possible shadowing of function lock [2024-10-26 06:39:10,921 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-26 06:39:10,932 ERROR L321 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) [2024-10-26 06:39:10,932 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@138c386d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 06:39:10, skipping insertion in model container [2024-10-26 06:39:10,932 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-26 06:39:10,933 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-10-26 06:39:10,934 INFO L158 Benchmark]: Toolchain (without parser) took 662.80ms. Allocated memory is still 192.9MB. Free memory was 123.1MB in the beginning and 158.8MB in the end (delta: -35.8MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2024-10-26 06:39:10,935 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 113.2MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-26 06:39:10,935 INFO L158 Benchmark]: CACSL2BoogieTranslator took 658.88ms. Allocated memory is still 192.9MB. Free memory was 122.9MB in the beginning and 158.8MB in the end (delta: -36.0MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2024-10-26 06:39:10,937 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 113.2MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 658.88ms. Allocated memory is still 192.9MB. Free memory was 122.9MB in the beginning and 158.8MB in the end (delta: -36.0MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1288]: 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: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterMemDerefMemtrack.xml -i ../sv-benchmarks/c/pthread/twostage_3-2.i -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux --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 GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0db6974abead9f0b145be669e8625acba9e17feac06fbf7c6b45d50c107fdab8 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-9a849f6-m [2024-10-26 06:39:13,020 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-26 06:39:13,109 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Bitvector.epf [2024-10-26 06:39:13,115 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-26 06:39:13,116 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-26 06:39:13,143 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-26 06:39:13,143 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-26 06:39:13,144 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-26 06:39:13,146 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-26 06:39:13,148 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-26 06:39:13,148 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-26 06:39:13,149 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-26 06:39:13,149 INFO L153 SettingsManager]: * Use SBE=true [2024-10-26 06:39:13,149 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-26 06:39:13,150 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-26 06:39:13,150 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-26 06:39:13,150 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-26 06:39:13,150 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-26 06:39:13,151 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-10-26 06:39:13,151 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-10-26 06:39:13,151 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-10-26 06:39:13,155 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-26 06:39:13,156 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-26 06:39:13,156 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-26 06:39:13,156 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-26 06:39:13,156 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-26 06:39:13,156 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-26 06:39:13,157 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-26 06:39:13,157 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-26 06:39:13,157 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-26 06:39:13,157 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-26 06:39:13,157 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-26 06:39:13,158 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-26 06:39:13,158 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-26 06:39:13,158 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-26 06:39:13,158 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-26 06:39:13,159 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-26 06:39:13,159 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-26 06:39:13,159 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-26 06:39:13,162 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2024-10-26 06:39:13,162 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-10-26 06:39:13,162 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-10-26 06:39:13,163 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-10-26 06:39:13,163 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-26 06:39:13,163 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0db6974abead9f0b145be669e8625acba9e17feac06fbf7c6b45d50c107fdab8 [2024-10-26 06:39:13,502 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-26 06:39:13,527 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-26 06:39:13,531 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-26 06:39:13,532 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-26 06:39:13,533 INFO L274 PluginConnector]: CDTParser initialized [2024-10-26 06:39:13,534 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../sv-benchmarks/c/pthread/twostage_3-2.i [2024-10-26 06:39:15,160 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-26 06:39:15,511 INFO L384 CDTParser]: Found 1 translation units. [2024-10-26 06:39:15,514 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/twostage_3-2.i [2024-10-26 06:39:15,539 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/c7cde5ac0/d8d302a94a384d77b3082f798ff896cf/FLAGed649bd5d [2024-10-26 06:39:15,556 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/c7cde5ac0/d8d302a94a384d77b3082f798ff896cf [2024-10-26 06:39:15,559 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-26 06:39:15,560 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-26 06:39:15,562 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-26 06:39:15,564 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-26 06:39:15,570 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-26 06:39:15,571 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 06:39:15" (1/1) ... [2024-10-26 06:39:15,574 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20d51abb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 06:39:15, skipping insertion in model container [2024-10-26 06:39:15,574 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 06:39:15" (1/1) ... [2024-10-26 06:39:15,661 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-26 06:39:16,304 WARN L1660 CHandler]: Possible shadowing of function lock [2024-10-26 06:39:16,305 WARN L1660 CHandler]: Possible shadowing of function lock [2024-10-26 06:39:16,307 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-26 06:39:16,321 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-10-26 06:39:16,333 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-26 06:39:16,377 WARN L1660 CHandler]: Possible shadowing of function lock [2024-10-26 06:39:16,378 WARN L1660 CHandler]: Possible shadowing of function lock [2024-10-26 06:39:16,379 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-26 06:39:16,381 INFO L200 MainTranslator]: Completed pre-run [2024-10-26 06:39:16,443 WARN L1660 CHandler]: Possible shadowing of function lock [2024-10-26 06:39:16,444 WARN L1660 CHandler]: Possible shadowing of function lock [2024-10-26 06:39:16,444 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-26 06:39:16,553 INFO L204 MainTranslator]: Completed translation [2024-10-26 06:39:16,554 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 06:39:16 WrapperNode [2024-10-26 06:39:16,554 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-26 06:39:16,555 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-26 06:39:16,555 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-26 06:39:16,555 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-26 06:39:16,562 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 06:39:16" (1/1) ... [2024-10-26 06:39:16,596 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 06:39:16" (1/1) ... [2024-10-26 06:39:16,628 INFO L138 Inliner]: procedures = 376, calls = 34, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 172 [2024-10-26 06:39:16,629 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-26 06:39:16,630 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-26 06:39:16,630 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-26 06:39:16,630 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-26 06:39:16,639 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 06:39:16" (1/1) ... [2024-10-26 06:39:16,639 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 06:39:16" (1/1) ... [2024-10-26 06:39:16,647 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 06:39:16" (1/1) ... [2024-10-26 06:39:16,647 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 06:39:16" (1/1) ... [2024-10-26 06:39:16,662 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 06:39:16" (1/1) ... [2024-10-26 06:39:16,666 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 06:39:16" (1/1) ... [2024-10-26 06:39:16,672 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 06:39:16" (1/1) ... [2024-10-26 06:39:16,674 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 06:39:16" (1/1) ... [2024-10-26 06:39:16,682 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-26 06:39:16,684 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-26 06:39:16,684 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-26 06:39:16,684 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-26 06:39:16,685 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 06:39:16" (1/1) ... [2024-10-26 06:39:16,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-26 06:39:16,709 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 06:39:16,727 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-10-26 06:39:16,729 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-10-26 06:39:16,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-10-26 06:39:16,768 INFO L130 BoogieDeclarations]: Found specification of procedure funcA [2024-10-26 06:39:16,768 INFO L138 BoogieDeclarations]: Found implementation of procedure funcA [2024-10-26 06:39:16,769 INFO L130 BoogieDeclarations]: Found specification of procedure funcB [2024-10-26 06:39:16,769 INFO L138 BoogieDeclarations]: Found implementation of procedure funcB [2024-10-26 06:39:16,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-26 06:39:16,769 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-26 06:39:16,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-10-26 06:39:16,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-10-26 06:39:16,769 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-10-26 06:39:16,769 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-10-26 06:39:16,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-26 06:39:16,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-26 06:39:16,770 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-26 06:39:16,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-26 06:39:16,772 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-26 06:39:16,974 INFO L238 CfgBuilder]: Building ICFG [2024-10-26 06:39:16,976 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-26 06:39:17,428 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-26 06:39:17,428 INFO L287 CfgBuilder]: Performing block encoding [2024-10-26 06:39:17,658 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-26 06:39:17,662 INFO L314 CfgBuilder]: Removed 4 assume(true) statements. [2024-10-26 06:39:17,663 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 06:39:17 BoogieIcfgContainer [2024-10-26 06:39:17,663 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-26 06:39:17,667 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-26 06:39:17,667 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-26 06:39:17,670 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-26 06:39:17,671 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 06:39:15" (1/3) ... [2024-10-26 06:39:17,671 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cc9f30c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 06:39:17, skipping insertion in model container [2024-10-26 06:39:17,672 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 06:39:16" (2/3) ... [2024-10-26 06:39:17,672 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cc9f30c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 06:39:17, skipping insertion in model container [2024-10-26 06:39:17,672 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 06:39:17" (3/3) ... [2024-10-26 06:39:17,674 INFO L112 eAbstractionObserver]: Analyzing ICFG twostage_3-2.i [2024-10-26 06:39:17,692 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-26 06:39:17,693 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 12 error locations. [2024-10-26 06:39:17,693 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-26 06:39:17,751 INFO L143 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-10-26 06:39:17,804 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-26 06:39:17,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-26 06:39:17,805 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 06:39:17,807 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-10-26 06:39:17,817 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-10-26 06:39:17,864 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-26 06:39:17,878 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == funcBThread1of1ForFork1 ======== [2024-10-26 06:39:17,885 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@748510a1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-26 06:39:17,886 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-26 06:39:18,236 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting funcBErr0ASSERT_VIOLATIONMEMORY_LEAK === [funcBErr0ASSERT_VIOLATIONMEMORY_LEAK] === [2024-10-26 06:39:18,241 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 06:39:18,241 INFO L85 PathProgramCache]: Analyzing trace with hash 2000459056, now seen corresponding path program 1 times [2024-10-26 06:39:18,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-26 06:39:18,257 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [177221341] [2024-10-26 06:39:18,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 06:39:18,259 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-26 06:39:18,259 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat [2024-10-26 06:39:18,277 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-26 06:39:18,278 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-10-26 06:39:18,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 06:39:18,424 INFO L255 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-26 06:39:18,431 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 06:39:18,523 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-26 06:39:18,526 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-26 06:39:18,527 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-26 06:39:18,527 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [177221341] [2024-10-26 06:39:18,528 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [177221341] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 06:39:18,528 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-26 06:39:18,528 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-26 06:39:18,529 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [710971891] [2024-10-26 06:39:18,531 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 06:39:18,536 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-26 06:39:18,536 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-26 06:39:18,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-26 06:39:18,606 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-26 06:39:18,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 06:39:18,612 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 06:39:18,613 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 06:39:18,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 06:39:18,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 06:39:18,799 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-10-26 06:39:18,997 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-26 06:39:18,998 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting funcBErr0ASSERT_VIOLATIONMEMORY_LEAK === [funcBErr0ASSERT_VIOLATIONMEMORY_LEAK] === [2024-10-26 06:39:18,998 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 06:39:18,998 INFO L85 PathProgramCache]: Analyzing trace with hash -1710131058, now seen corresponding path program 1 times [2024-10-26 06:39:18,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-26 06:39:18,999 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [747037485] [2024-10-26 06:39:18,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 06:39:19,000 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-26 06:39:19,000 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat [2024-10-26 06:39:19,002 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-26 06:39:19,004 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-10-26 06:39:19,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 06:39:19,144 INFO L255 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-26 06:39:19,146 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 06:39:19,183 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2024-10-26 06:39:19,215 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-26 06:39:19,215 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-26 06:39:19,215 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-26 06:39:19,215 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [747037485] [2024-10-26 06:39:19,215 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [747037485] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 06:39:19,215 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-26 06:39:19,215 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-26 06:39:19,216 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1115030795] [2024-10-26 06:39:19,216 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 06:39:19,218 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-26 06:39:19,218 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-26 06:39:19,219 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-26 06:39:19,219 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-26 06:39:19,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 06:39:19,224 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 06:39:19,225 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 06:39:19,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 06:39:19,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 06:39:20,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 06:39:20,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 06:39:20,054 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2024-10-26 06:39:20,248 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-26 06:39:20,249 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting funcBErr0ASSERT_VIOLATIONMEMORY_LEAK === [funcBErr0ASSERT_VIOLATIONMEMORY_LEAK] === [2024-10-26 06:39:20,250 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 06:39:20,250 INFO L85 PathProgramCache]: Analyzing trace with hash 1180234170, now seen corresponding path program 1 times [2024-10-26 06:39:20,250 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-26 06:39:20,250 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1162286542] [2024-10-26 06:39:20,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 06:39:20,251 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-26 06:39:20,251 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat [2024-10-26 06:39:20,254 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-26 06:39:20,254 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-10-26 06:39:20,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-26 06:39:20,433 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-26 06:39:20,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-26 06:39:20,628 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2024-10-26 06:39:20,629 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-26 06:39:20,630 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location funcBErr0ASSERT_VIOLATIONMEMORY_LEAK (0 of 1 remaining) [2024-10-26 06:39:20,640 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-10-26 06:39:20,832 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-26 06:39:20,842 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-10-26 06:39:20,848 INFO L312 ceAbstractionStarter]: Result for error location funcBThread1of1ForFork1 was UNSAFE (1/2) [2024-10-26 06:39:20,917 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-10-26 06:39:20,917 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-26 06:39:20,922 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 06:39:20 BasicIcfg [2024-10-26 06:39:20,922 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-26 06:39:20,923 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-26 06:39:20,923 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-26 06:39:20,923 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-26 06:39:20,924 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 06:39:17" (3/4) ... [2024-10-26 06:39:20,927 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-26 06:39:20,929 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-26 06:39:20,930 INFO L158 Benchmark]: Toolchain (without parser) took 5369.94ms. Allocated memory was 67.1MB in the beginning and 102.8MB in the end (delta: 35.7MB). Free memory was 32.1MB in the beginning and 39.0MB in the end (delta: -6.9MB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. [2024-10-26 06:39:20,930 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 48.2MB. Free memory is still 26.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-26 06:39:20,931 INFO L158 Benchmark]: CACSL2BoogieTranslator took 992.40ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 31.9MB in the beginning and 51.9MB in the end (delta: -20.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-10-26 06:39:20,931 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.17ms. Allocated memory is still 83.9MB. Free memory was 51.9MB in the beginning and 48.8MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-26 06:39:20,931 INFO L158 Benchmark]: Boogie Preprocessor took 53.09ms. Allocated memory is still 83.9MB. Free memory was 48.8MB in the beginning and 46.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-26 06:39:20,932 INFO L158 Benchmark]: RCFGBuilder took 979.54ms. Allocated memory is still 83.9MB. Free memory was 46.2MB in the beginning and 42.5MB in the end (delta: 3.7MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. [2024-10-26 06:39:20,933 INFO L158 Benchmark]: TraceAbstraction took 3255.68ms. Allocated memory was 83.9MB in the beginning and 102.8MB in the end (delta: 18.9MB). Free memory was 41.5MB in the beginning and 39.0MB in the end (delta: 2.5MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2024-10-26 06:39:20,933 INFO L158 Benchmark]: Witness Printer took 6.60ms. Allocated memory is still 102.8MB. Free memory is still 39.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-26 06:39:20,935 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 48.2MB. Free memory is still 26.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 992.40ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 31.9MB in the beginning and 51.9MB in the end (delta: -20.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.17ms. Allocated memory is still 83.9MB. Free memory was 51.9MB in the beginning and 48.8MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.09ms. Allocated memory is still 83.9MB. Free memory was 48.8MB in the beginning and 46.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 979.54ms. Allocated memory is still 83.9MB. Free memory was 46.2MB in the beginning and 42.5MB in the end (delta: 3.7MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. * TraceAbstraction took 3255.68ms. Allocated memory was 83.9MB in the beginning and 102.8MB in the end (delta: 18.9MB). Free memory was 41.5MB in the beginning and 39.0MB in the end (delta: 2.5MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. * Witness Printer took 6.60ms. Allocated memory is still 102.8MB. Free memory is still 39.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: IndependenceRelationWithAbstraction.Independence Queries: [ total: 2453, independent: 2437, independent conditional: 94, independent unconditional: 2343, dependent: 16, dependent conditional: 8, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7068, independent: 6986, independent conditional: 358, independent unconditional: 6628, dependent: 82, dependent conditional: 41, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7029, independent: 6986, independent conditional: 358, independent unconditional: 6628, dependent: 43, dependent conditional: 2, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7029, independent: 6986, independent conditional: 358, independent unconditional: 6628, dependent: 43, dependent conditional: 2, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7031, independent: 6986, independent conditional: 358, independent unconditional: 6628, dependent: 45, dependent conditional: 4, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 7031, independent: 6986, independent conditional: 0, independent unconditional: 6986, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7031, independent: 6986, independent conditional: 0, independent unconditional: 6986, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3703, independent: 3674, independent conditional: 0, independent unconditional: 3674, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3703, independent: 3667, independent conditional: 0, independent unconditional: 3667, dependent: 36, dependent conditional: 0, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 690, independent: 124, independent conditional: 0, independent unconditional: 124, dependent: 566, dependent conditional: 0, dependent unconditional: 566, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 7031, independent: 3312, independent conditional: 0, independent unconditional: 3312, dependent: 16, dependent conditional: 0, dependent unconditional: 16, unknown: 3703, unknown conditional: 0, unknown unconditional: 3703] , Statistics on independence cache: Total cache size (in pairs): 2321, Positive cache size: 2313, Positive conditional cache size: 0, Positive unconditional cache size: 2313, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 94, Maximal queried relation: 0, Independence queries for same thread: 8, Statistics for Abstraction: , Persistent sets #1 benchmarks: Persistent set computation time: 0.2s, Number of persistent set computation: 51, Number of trivial persistent sets: 24, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2351, independent: 2343, independent conditional: 0, independent unconditional: 2343, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 2453, independent: 2437, independent conditional: 94, independent unconditional: 2343, dependent: 16, dependent conditional: 8, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7068, independent: 6986, independent conditional: 358, independent unconditional: 6628, dependent: 82, dependent conditional: 41, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7029, independent: 6986, independent conditional: 358, independent unconditional: 6628, dependent: 43, dependent conditional: 2, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7029, independent: 6986, independent conditional: 358, independent unconditional: 6628, dependent: 43, dependent conditional: 2, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7031, independent: 6986, independent conditional: 358, independent unconditional: 6628, dependent: 45, dependent conditional: 4, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 7031, independent: 6986, independent conditional: 0, independent unconditional: 6986, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7031, independent: 6986, independent conditional: 0, independent unconditional: 6986, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3703, independent: 3674, independent conditional: 0, independent unconditional: 3674, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3703, independent: 3667, independent conditional: 0, independent unconditional: 3667, dependent: 36, dependent conditional: 0, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 690, independent: 124, independent conditional: 0, independent unconditional: 124, dependent: 566, dependent conditional: 0, dependent unconditional: 566, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 7031, independent: 3312, independent conditional: 0, independent unconditional: 3312, dependent: 16, dependent conditional: 0, dependent unconditional: 16, unknown: 3703, unknown conditional: 0, unknown unconditional: 3703] , Statistics on independence cache: Total cache size (in pairs): 2321, Positive cache size: 2313, Positive conditional cache size: 0, Positive unconditional cache size: 2313, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 94, Maximal queried relation: 0, Independence queries for same thread: 8, Statistics for Abstraction: , Independence relation #2 benchmarks: IndependenceRelationWithAbstraction.Independence Queries: [ total: 2073, independent: 2056, independent conditional: 86, independent unconditional: 1970, dependent: 17, dependent conditional: 10, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7068, independent: 6986, independent conditional: 358, independent unconditional: 6628, dependent: 82, dependent conditional: 41, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7029, independent: 6986, independent conditional: 358, independent unconditional: 6628, dependent: 43, dependent conditional: 2, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7029, independent: 6986, independent conditional: 358, independent unconditional: 6628, dependent: 43, dependent conditional: 2, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7031, independent: 6986, independent conditional: 358, independent unconditional: 6628, dependent: 45, dependent conditional: 4, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 7031, independent: 6986, independent conditional: 0, independent unconditional: 6986, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7031, independent: 6986, independent conditional: 0, independent unconditional: 6986, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3703, independent: 3674, independent conditional: 0, independent unconditional: 3674, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3703, independent: 3667, independent conditional: 0, independent unconditional: 3667, dependent: 36, dependent conditional: 0, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 690, independent: 124, independent conditional: 0, independent unconditional: 124, dependent: 566, dependent conditional: 0, dependent unconditional: 566, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 7031, independent: 3312, independent conditional: 0, independent unconditional: 3312, dependent: 16, dependent conditional: 0, dependent unconditional: 16, unknown: 3703, unknown conditional: 0, unknown unconditional: 3703] , Statistics on independence cache: Total cache size (in pairs): 2619, Positive cache size: 2609, Positive conditional cache size: 0, Positive unconditional cache size: 2609, Negative cache size: 10, Negative conditional cache size: 0, Negative unconditional cache size: 10, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 182, Maximal queried relation: 1, Independence queries for same thread: 17, Statistics for Abstraction: , Persistent sets #2 benchmarks: Persistent set computation time: 0.0s, Number of persistent set computation: 56, Number of trivial persistent sets: 30, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1977, independent: 1970, independent conditional: 0, independent unconditional: 1970, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 2073, independent: 2056, independent conditional: 86, independent unconditional: 1970, dependent: 17, dependent conditional: 10, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7068, independent: 6986, independent conditional: 358, independent unconditional: 6628, dependent: 82, dependent conditional: 41, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7029, independent: 6986, independent conditional: 358, independent unconditional: 6628, dependent: 43, dependent conditional: 2, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7029, independent: 6986, independent conditional: 358, independent unconditional: 6628, dependent: 43, dependent conditional: 2, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7031, independent: 6986, independent conditional: 358, independent unconditional: 6628, dependent: 45, dependent conditional: 4, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 7031, independent: 6986, independent conditional: 0, independent unconditional: 6986, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7031, independent: 6986, independent conditional: 0, independent unconditional: 6986, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3703, independent: 3674, independent conditional: 0, independent unconditional: 3674, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3703, independent: 3667, independent conditional: 0, independent unconditional: 3667, dependent: 36, dependent conditional: 0, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 690, independent: 124, independent conditional: 0, independent unconditional: 124, dependent: 566, dependent conditional: 0, dependent unconditional: 566, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 7031, independent: 3312, independent conditional: 0, independent unconditional: 3312, dependent: 16, dependent conditional: 0, dependent unconditional: 16, unknown: 3703, unknown conditional: 0, unknown unconditional: 3703] , Statistics on independence cache: Total cache size (in pairs): 2619, Positive cache size: 2609, Positive conditional cache size: 0, Positive unconditional cache size: 2609, Negative cache size: 10, Negative conditional cache size: 0, Negative unconditional cache size: 10, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 182, Maximal queried relation: 1, Independence queries for same thread: 17, Statistics for Abstraction: , Independence relation #3 benchmarks: IndependenceRelationWithAbstraction.Independence Queries: [ total: 2542, independent: 2493, independent conditional: 178, independent unconditional: 2315, dependent: 49, dependent conditional: 23, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7068, independent: 6986, independent conditional: 358, independent unconditional: 6628, dependent: 82, dependent conditional: 41, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7029, independent: 6986, independent conditional: 358, independent unconditional: 6628, dependent: 43, dependent conditional: 2, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7029, independent: 6986, independent conditional: 358, independent unconditional: 6628, dependent: 43, dependent conditional: 2, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7031, independent: 6986, independent conditional: 358, independent unconditional: 6628, dependent: 45, dependent conditional: 4, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 7031, independent: 6986, independent conditional: 0, independent unconditional: 6986, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7031, independent: 6986, independent conditional: 0, independent unconditional: 6986, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3703, independent: 3674, independent conditional: 0, independent unconditional: 3674, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3703, independent: 3667, independent conditional: 0, independent unconditional: 3667, dependent: 36, dependent conditional: 0, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 690, independent: 124, independent conditional: 0, independent unconditional: 124, dependent: 566, dependent conditional: 0, dependent unconditional: 566, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 7031, independent: 3312, independent conditional: 0, independent unconditional: 3312, dependent: 16, dependent conditional: 0, dependent unconditional: 16, unknown: 3703, unknown conditional: 0, unknown unconditional: 3703] , Statistics on independence cache: Total cache size (in pairs): 3703, Positive cache size: 3674, Positive conditional cache size: 0, Positive unconditional cache size: 3674, Negative cache size: 29, Negative conditional cache size: 0, Negative unconditional cache size: 29, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 362, Maximal queried relation: 1, Independence queries for same thread: 39, Statistics for Abstraction: , Persistent sets #3 benchmarks: Persistent set computation time: 0.6s, Number of persistent set computation: 105, Number of trivial persistent sets: 83, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2341, independent: 2315, independent conditional: 0, independent unconditional: 2315, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 2542, independent: 2493, independent conditional: 178, independent unconditional: 2315, dependent: 49, dependent conditional: 23, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7068, independent: 6986, independent conditional: 358, independent unconditional: 6628, dependent: 82, dependent conditional: 41, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7029, independent: 6986, independent conditional: 358, independent unconditional: 6628, dependent: 43, dependent conditional: 2, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7029, independent: 6986, independent conditional: 358, independent unconditional: 6628, dependent: 43, dependent conditional: 2, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7031, independent: 6986, independent conditional: 358, independent unconditional: 6628, dependent: 45, dependent conditional: 4, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 7031, independent: 6986, independent conditional: 0, independent unconditional: 6986, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7031, independent: 6986, independent conditional: 0, independent unconditional: 6986, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3703, independent: 3674, independent conditional: 0, independent unconditional: 3674, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3703, independent: 3667, independent conditional: 0, independent unconditional: 3667, dependent: 36, dependent conditional: 0, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 690, independent: 124, independent conditional: 0, independent unconditional: 124, dependent: 566, dependent conditional: 0, dependent unconditional: 566, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 7031, independent: 3312, independent conditional: 0, independent unconditional: 3312, dependent: 16, dependent conditional: 0, dependent unconditional: 16, unknown: 3703, unknown conditional: 0, unknown unconditional: 3703] , Statistics on independence cache: Total cache size (in pairs): 3703, Positive cache size: 3674, Positive conditional cache size: 0, Positive unconditional cache size: 3674, Negative cache size: 29, Negative conditional cache size: 0, Negative unconditional cache size: 29, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 362, Maximal queried relation: 1, Independence queries for same thread: 39, Statistics for Abstraction: - UnprovableResult [Line: 20]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of sscanf at line 1285, overapproximation of memtrack at line 20. Possible FailurePath: [L1236] 0 static int iTThreads = 2; [L1237] 0 static int iRThreads = 1; [L1238] 0 static int data1Value = 0; [L1239] 0 static int data2Value = 0; [L1240] 0 pthread_mutex_t *data1Lock; [L1241] 0 pthread_mutex_t *data2Lock; [L1278] 0 int i,err; VAL [\old(argc)=3, \old(argv)={10:9}, argc=3, data1Lock={0:0}, data1Value=0, data2Lock={0:0}, data2Value=0, iRThreads=1, iTThreads=2] [L1279] COND TRUE 0 argc != 1 VAL [\old(argc)=3, \old(argv)={10:9}, argc=3, data1Lock={0:0}, data1Value=0, data2Lock={0:0}, data2Value=0, iRThreads=1, iTThreads=2] [L1280] COND FALSE 0 !(argc != 3) VAL [\old(argc)=3, \old(argv)={10:9}, argc=3, data1Lock={0:0}, data1Value=0, data2Lock={0:0}, data2Value=0, iRThreads=1, iTThreads=2] [L1284] 0 argv[1] [L1285] 0 argv[2] [L1288] 0 data1Lock = (pthread_mutex_t *) malloc(sizeof(pthread_mutex_t)) [L1289] 0 data2Lock = (pthread_mutex_t *) malloc(sizeof(pthread_mutex_t)) [L1290] EXPR 0 err = pthread_mutex_init(data1Lock, ((void *)0)) [L1290] COND FALSE 0 !(0 != (err = pthread_mutex_init(data1Lock, ((void *)0)))) [L1294] EXPR 0 err = pthread_mutex_init(data2Lock, ((void *)0)) [L1294] COND FALSE 0 !(0 != (err = pthread_mutex_init(data2Lock, ((void *)0)))) [L1298] 0 pthread_t tPool[iTThreads]; [L1299] 0 pthread_t rPool[iRThreads]; [L1300] 0 i = 0 VAL [\old(argc)=3, \old(argv)={10:9}, argc=3, data1Lock={-2147483645:0}, data1Value=0, data2Lock={3:0}, data2Value=0, err=0, i=0, iRThreads=536870912, iTThreads=1, rPool={-2147483633:0}, tPool={-2147483641:0}] [L1300] COND TRUE 0 i < iTThreads [L1301] EXPR, FCALL, FORK 0 pthread_create(&tPool[i], ((void *)0), &funcA, ((void *)0)) VAL [\old(argc)=3, \old(argv)={10:9}, \old(param)={0:0}, argc=3, data1Lock={-2147483645:0}, data1Value=0, data2Lock={3:0}, data2Value=0, err=0, i=0, iRThreads=536870912, iTThreads=1, rPool={-2147483633:0}, tPool={-2147483641:0}] [L1301] EXPR 0 err = pthread_create(&tPool[i], ((void *)0), &funcA, ((void *)0)) [L1301] COND FALSE 0 !(0 != (err = pthread_create(&tPool[i], ((void *)0), &funcA, ((void *)0)))) [L1300] 0 i++ VAL [\old(argc)=3, \old(argv)={10:9}, \old(param)={0:0}, argc=3, data1Lock={-2147483645:0}, data1Value=0, data2Lock={3:0}, data2Value=0, err=0, i=1, iRThreads=536870912, iTThreads=1, rPool={-2147483633:0}, tPool={-2147483641:0}] [L1300] COND FALSE 0 !(i < iTThreads) [L1306] 0 i = 0 VAL [\old(argc)=3, \old(argv)={10:9}, \old(param)={0:0}, argc=3, data1Lock={-2147483645:0}, data1Value=0, data2Lock={3:0}, data2Value=0, err=0, i=0, iRThreads=536870912, iTThreads=1, rPool={-2147483633:0}, tPool={-2147483641:0}] [L1306] COND TRUE 0 i < iRThreads [L1307] EXPR, FCALL, FORK 0 pthread_create(&rPool[i], ((void *)0), &funcB, ((void *)0)) VAL [\old(argc)=3, \old(argv)={10:9}, \old(param)={0:0}, argc=3, data1Lock={-2147483645:0}, data1Value=0, data2Lock={3:0}, data2Value=0, err=0, i=0, iRThreads=536870912, iTThreads=1, rPool={-2147483633:0}, tPool={-2147483641:0}] [L1258] 2 int t1 = -1; [L1259] 2 int t2 = -1; VAL [\old(param)={0:0}, \old(param)={0:0}, data1Lock={-2147483645:0}, data1Value=0, data2Lock={3:0}, data2Value=0, iRThreads=536870912, iTThreads=1, param={0:0}, t1=-1, t2=-1] [L1307] EXPR 0 err = pthread_create(&rPool[i], ((void *)0), &funcB, ((void *)0)) [L1307] COND FALSE 0 !(0 != (err = pthread_create(&rPool[i], ((void *)0), &funcB, ((void *)0)))) [L1306] 0 i++ VAL [\old(argc)=3, \old(argv)={10:9}, \old(param)={0:0}, argc=3, data1Lock={-2147483645:0}, data1Value=0, data2Lock={3:0}, data2Value=0, err=0, i=1, iRThreads=536870912, iTThreads=1, rPool={-2147483633:0}, tPool={-2147483641:0}] [L1306] COND TRUE 0 i < iRThreads [L1307] FCALL, FORK 0 pthread_create(&rPool[i], ((void *)0), &funcB, ((void *)0)) VAL [\old(argc)=3, \old(argv)={10:9}, \old(param)={0:0}, argc=3, data1Lock={-2147483645:0}, data1Value=0, data2Lock={3:0}, data2Value=0, err=0, i=1, iRThreads=536870912, iTThreads=1, rPool={-2147483633:0}, tPool={-2147483641:0}] [L1245] 1 int t1 = -1; VAL [\old(param)={0:0}, data1Lock={-2147483645:0}, data1Value=0, data2Lock={3:0}, data2Value=0, iRThreads=536870912, iTThreads=1, param={0:0}, t1=-1] [L1247] 1 data1Value = 1 VAL [\old(param)={0:0}, data1Lock={-2147483645:0}, data1Value=1, data2Lock={3:0}, data2Value=0, iRThreads=536870912, iTThreads=1, param={0:0}, t1=-1] [L1261] COND FALSE 2 !(data1Value == 0) [L1265] 2 t1 = data1Value VAL [\old(param)={0:0}, \old(param)={0:0}, data1Lock={-2147483645:0}, data1Value=1, data2Lock={3:0}, data2Value=0, iRThreads=536870912, iTThreads=1, param={0:0}, param={0:0}, t1=-1, t1=1, t2=-1] [L1268] 2 t2 = data2Value VAL [\old(param)={0:0}, \old(param)={0:0}, data1Lock={-2147483645:0}, data1Value=1, data2Lock={3:0}, data2Value=0, iRThreads=536870912, iTThreads=1, param={0:0}, param={0:0}, t1=-1, t1=1, t2=0] [L1270] COND TRUE 2 t2 != (t1 + 1) [L1272] CALL 2 reach_error() [L20] COND FALSE 2 !(0) VAL [\old(param)={0:0}, data1Lock={-2147483645:0}, data1Value=1, data2Lock={3:0}, data2Value=0, iRThreads=536870912, iTThreads=1, param={0:0}, t1=-1] [L20] 2 __assert_fail ("0", "twostage_3.c", 3, __extension__ __PRETTY_FUNCTION__) VAL [\old(param)={0:0}, data1Lock={-2147483645:0}, data1Value=1, data2Lock={3:0}, data2Value=0, iRThreads=536870912, iTThreads=1, param={0:0}, t1=-1] - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: funcBThread1of1ForFork1 with 1 thread instances CFG has 5 procedures, 105 locations, 15 error locations. Started 1 CEGAR loops. OverallTime: 3.0s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 1.4s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 96 NumberOfCodeBlocks, 96 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 59 ConstructedInterpolants, 0 QuantifiedInterpolants, 149 SizeOfPredicates, 0 NumberOfNonLiveVariables, 299 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 5/5 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-10-26 06:39:20,974 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-10-26 06:39:21,168 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample