./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/chl-poker-hand-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2734bd68-283e-43fe-abd2-31effb3b8ad5/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2734bd68-283e-43fe-abd2-31effb3b8ad5/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2734bd68-283e-43fe-abd2-31effb3b8ad5/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2734bd68-283e-43fe-abd2-31effb3b8ad5/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/chl-poker-hand-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2734bd68-283e-43fe-abd2-31effb3b8ad5/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2734bd68-283e-43fe-abd2-31effb3b8ad5/bin/utaipan-verify-t7M7D8N6sZ --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6f8a234fc2a7dd634bd03f872a0d7e8707283ecf0f996c6ed729f53ab07d6660 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:14:54,024 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:14:54,112 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2734bd68-283e-43fe-abd2-31effb3b8ad5/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2023-11-19 04:14:54,118 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:14:54,119 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:14:54,143 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:14:54,144 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:14:54,144 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:14:54,145 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:14:54,146 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:14:54,146 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:14:54,147 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:14:54,147 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:14:54,148 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:14:54,149 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:14:54,149 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:14:54,150 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:14:54,150 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:14:54,151 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:14:54,151 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:14:54,152 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:14:54,153 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:14:54,153 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:14:54,154 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:14:54,154 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:14:54,155 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:14:54,155 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:14:54,156 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:14:54,156 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:14:54,157 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 04:14:54,157 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 04:14:54,157 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 04:14:54,158 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:14:54,158 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:14:54,159 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:14:54,159 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:14:54,160 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:14:54,160 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:14:54,160 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:14:54,161 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:14:54,161 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:14:54,162 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:14:54,162 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:14:54,162 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:14:54,163 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:14:54,163 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:14:54,163 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2734bd68-283e-43fe-abd2-31effb3b8ad5/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2734bd68-283e-43fe-abd2-31effb3b8ad5/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6f8a234fc2a7dd634bd03f872a0d7e8707283ecf0f996c6ed729f53ab07d6660 [2023-11-19 04:14:54,445 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:14:54,475 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:14:54,478 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:14:54,479 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:14:54,482 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:14:54,484 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2734bd68-283e-43fe-abd2-31effb3b8ad5/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/weaver/chl-poker-hand-symm.wvr.c [2023-11-19 04:14:57,500 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:14:57,821 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:14:57,821 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2734bd68-283e-43fe-abd2-31effb3b8ad5/sv-benchmarks/c/weaver/chl-poker-hand-symm.wvr.c [2023-11-19 04:14:57,835 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2734bd68-283e-43fe-abd2-31effb3b8ad5/bin/utaipan-verify-t7M7D8N6sZ/data/9c80c8fe7/625770cdc9aa4d998fec02193542269d/FLAG504003750 [2023-11-19 04:14:57,848 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2734bd68-283e-43fe-abd2-31effb3b8ad5/bin/utaipan-verify-t7M7D8N6sZ/data/9c80c8fe7/625770cdc9aa4d998fec02193542269d [2023-11-19 04:14:57,860 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:14:57,863 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:14:57,866 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:14:57,867 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:14:57,873 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:14:57,874 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:14:57" (1/1) ... [2023-11-19 04:14:57,875 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36d88a0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:57, skipping insertion in model container [2023-11-19 04:14:57,875 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:14:57" (1/1) ... [2023-11-19 04:14:57,927 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:14:58,190 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:14:58,202 ERROR L324 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2023-11-19 04:14:58,203 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@49ad3f72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:58, skipping insertion in model container [2023-11-19 04:14:58,203 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:14:58,203 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 04:14:58,205 INFO L158 Benchmark]: Toolchain (without parser) took 341.51ms. Allocated memory is still 153.1MB. Free memory was 119.9MB in the beginning and 105.1MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 04:14:58,206 INFO L158 Benchmark]: CDTParser took 0.75ms. Allocated memory is still 153.1MB. Free memory is still 126.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:14:58,207 INFO L158 Benchmark]: CACSL2BoogieTranslator took 337.18ms. Allocated memory is still 153.1MB. Free memory was 119.9MB in the beginning and 105.1MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 04:14:58,208 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.75ms. Allocated memory is still 153.1MB. Free memory is still 126.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 337.18ms. Allocated memory is still 153.1MB. Free memory was 119.9MB in the beginning and 105.1MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 244]: Unsupported Syntax Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2734bd68-283e-43fe-abd2-31effb3b8ad5/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2734bd68-283e-43fe-abd2-31effb3b8ad5/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2734bd68-283e-43fe-abd2-31effb3b8ad5/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2734bd68-283e-43fe-abd2-31effb3b8ad5/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/chl-poker-hand-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2734bd68-283e-43fe-abd2-31effb3b8ad5/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2734bd68-283e-43fe-abd2-31effb3b8ad5/bin/utaipan-verify-t7M7D8N6sZ --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6f8a234fc2a7dd634bd03f872a0d7e8707283ecf0f996c6ed729f53ab07d6660 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:15:00,637 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:15:00,756 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2734bd68-283e-43fe-abd2-31effb3b8ad5/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2023-11-19 04:15:00,764 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:15:00,765 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:15:00,809 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:15:00,810 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:15:00,810 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:15:00,811 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:15:00,816 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:15:00,817 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:15:00,817 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:15:00,818 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:15:00,819 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:15:00,820 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:15:00,820 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:15:00,821 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:15:00,821 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:15:00,822 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:15:00,823 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:15:00,824 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:15:00,825 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:15:00,825 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:15:00,826 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 04:15:00,826 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 04:15:00,826 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 04:15:00,827 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:15:00,827 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:15:00,828 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:15:00,828 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:15:00,830 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:15:00,830 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:15:00,830 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:15:00,831 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:15:00,831 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 04:15:00,831 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:15:00,832 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:15:00,833 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:15:00,833 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:15:00,833 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:15:00,834 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:15:00,834 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:15:00,834 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:15:00,835 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2734bd68-283e-43fe-abd2-31effb3b8ad5/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2734bd68-283e-43fe-abd2-31effb3b8ad5/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6f8a234fc2a7dd634bd03f872a0d7e8707283ecf0f996c6ed729f53ab07d6660 [2023-11-19 04:15:01,244 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:15:01,265 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:15:01,267 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:15:01,269 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:15:01,269 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:15:01,271 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2734bd68-283e-43fe-abd2-31effb3b8ad5/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/weaver/chl-poker-hand-symm.wvr.c [2023-11-19 04:15:04,374 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:15:04,730 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:15:04,731 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2734bd68-283e-43fe-abd2-31effb3b8ad5/sv-benchmarks/c/weaver/chl-poker-hand-symm.wvr.c [2023-11-19 04:15:04,741 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2734bd68-283e-43fe-abd2-31effb3b8ad5/bin/utaipan-verify-t7M7D8N6sZ/data/4f25e40ac/4e062f3604fd47a6a0c8e79b4768d354/FLAG6c466bb44 [2023-11-19 04:15:04,755 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2734bd68-283e-43fe-abd2-31effb3b8ad5/bin/utaipan-verify-t7M7D8N6sZ/data/4f25e40ac/4e062f3604fd47a6a0c8e79b4768d354 [2023-11-19 04:15:04,757 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:15:04,758 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:15:04,759 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:15:04,759 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:15:04,767 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:15:04,770 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:15:04" (1/1) ... [2023-11-19 04:15:04,771 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57239f1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:04, skipping insertion in model container [2023-11-19 04:15:04,772 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:15:04" (1/1) ... [2023-11-19 04:15:04,828 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:15:05,223 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:15:05,237 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 04:15:05,247 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:15:05,307 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:15:05,312 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:15:05,451 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:15:05,463 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:15:05,463 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:15:05,470 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:15:05,471 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:05 WrapperNode [2023-11-19 04:15:05,471 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:15:05,472 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:15:05,472 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:15:05,473 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:15:05,480 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:05" (1/1) ... [2023-11-19 04:15:05,504 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:05" (1/1) ... [2023-11-19 04:15:05,588 INFO L138 Inliner]: procedures = 27, calls = 308, calls flagged for inlining = 70, calls inlined = 98, statements flattened = 1541 [2023-11-19 04:15:05,592 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:15:05,593 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:15:05,593 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:15:05,594 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:15:05,603 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:05" (1/1) ... [2023-11-19 04:15:05,603 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:05" (1/1) ... [2023-11-19 04:15:05,622 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:05" (1/1) ... [2023-11-19 04:15:05,622 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:05" (1/1) ... [2023-11-19 04:15:05,669 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:05" (1/1) ... [2023-11-19 04:15:05,687 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:05" (1/1) ... [2023-11-19 04:15:05,693 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:05" (1/1) ... [2023-11-19 04:15:05,700 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:05" (1/1) ... [2023-11-19 04:15:05,712 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:15:05,713 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:15:05,713 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:15:05,713 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:15:05,714 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:05" (1/1) ... [2023-11-19 04:15:05,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:15:05,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2734bd68-283e-43fe-abd2-31effb3b8ad5/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:15:05,747 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2734bd68-283e-43fe-abd2-31effb3b8ad5/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:15:05,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2734bd68-283e-43fe-abd2-31effb3b8ad5/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:15:05,800 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:15:05,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:15:05,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:15:05,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 04:15:05,801 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 04:15:05,801 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 04:15:05,801 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 04:15:05,803 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 04:15:05,804 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 04:15:05,804 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 04:15:05,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:15:05,804 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:15:05,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:15:05,804 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:15:05,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 04:15:05,808 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 04:15:06,066 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:15:06,069 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:15:10,035 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:15:20,547 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:15:20,547 INFO L302 CfgBuilder]: Removed 12 assume(true) statements. [2023-11-19 04:15:20,558 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:15:20 BoogieIcfgContainer [2023-11-19 04:15:20,558 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:15:20,561 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:15:20,562 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:15:20,566 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:15:20,567 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:15:04" (1/3) ... [2023-11-19 04:15:20,568 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fb85c10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:15:20, skipping insertion in model container [2023-11-19 04:15:20,568 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:05" (2/3) ... [2023-11-19 04:15:20,569 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fb85c10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:15:20, skipping insertion in model container [2023-11-19 04:15:20,569 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:15:20" (3/3) ... [2023-11-19 04:15:20,571 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-poker-hand-symm.wvr.c [2023-11-19 04:15:20,595 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:15:20,595 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 378 error locations. [2023-11-19 04:15:20,595 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-19 04:15:23,995 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-11-19 04:15:24,053 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2023-11-19 04:15:24,067 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 835 places, 1110 transitions, 2234 flow [2023-11-19 04:15:24,070 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 835 places, 1110 transitions, 2234 flow [2023-11-19 04:15:24,072 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 835 places, 1110 transitions, 2234 flow [2023-11-19 04:15:25,467 INFO L124 PetriNetUnfolderBase]: 282/1108 cut-off events. [2023-11-19 04:15:25,468 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-11-19 04:15:25,514 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1117 conditions, 1108 events. 282/1108 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 74. Compared 4146 event pairs, 0 based on Foata normal form. 0/448 useless extension candidates. Maximal degree in co-relation 718. Up to 23 conditions per place. [2023-11-19 04:15:25,623 INFO L119 LiptonReduction]: Number of co-enabled transitions 255868