./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread/reorder_2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9eb5cfb8-c820-4c91-a91e-e726ccbba791/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9eb5cfb8-c820-4c91-a91e-e726ccbba791/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9eb5cfb8-c820-4c91-a91e-e726ccbba791/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9eb5cfb8-c820-4c91-a91e-e726ccbba791/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread/reorder_2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9eb5cfb8-c820-4c91-a91e-e726ccbba791/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9eb5cfb8-c820-4c91-a91e-e726ccbba791/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash eaeb1d72262bd1e189945b98598b3acb68c08676109949c39074605b8c62cb69 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:30:55,551 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:30:55,699 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9eb5cfb8-c820-4c91-a91e-e726ccbba791/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Overflow-32bit-Taipan_Default.epf [2023-11-23 21:30:55,705 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:30:55,705 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:30:55,778 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:30:55,779 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:30:55,781 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:30:55,782 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:30:55,788 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:30:55,789 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:30:55,790 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:30:55,791 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:30:55,794 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:30:55,794 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:30:55,795 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:30:55,795 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:30:55,796 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:30:55,796 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:30:55,797 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:30:55,797 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:30:55,800 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:30:55,801 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:30:55,802 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:30:55,802 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:30:55,803 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:30:55,803 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:30:55,803 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:30:55,813 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:30:55,814 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:30:55,815 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:30:55,815 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 21:30:55,816 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 21:30:55,816 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:30:55,816 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:30:55,816 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:30:55,817 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:30:55,817 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:30:55,818 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:30:55,818 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:30:55,819 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:30:55,819 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:30:55,819 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:30:55,820 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:30:55,820 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:30:55,821 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:30:55,821 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:30:55,821 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:30:55,821 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:30:55,821 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_9eb5cfb8-c820-4c91-a91e-e726ccbba791/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9eb5cfb8-c820-4c91-a91e-e726ccbba791/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eaeb1d72262bd1e189945b98598b3acb68c08676109949c39074605b8c62cb69 [2023-11-23 21:30:56,223 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:30:56,266 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:30:56,269 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:30:56,273 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:30:56,273 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:30:56,275 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9eb5cfb8-c820-4c91-a91e-e726ccbba791/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/pthread/reorder_2.i [2023-11-23 21:30:59,648 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:31:00,087 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:31:00,088 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9eb5cfb8-c820-4c91-a91e-e726ccbba791/sv-benchmarks/c/pthread/reorder_2.i [2023-11-23 21:31:00,111 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9eb5cfb8-c820-4c91-a91e-e726ccbba791/bin/utaipan-verify-mE87zJ7Ire/data/90027c7b6/320ec8aca4d1479e909e98f716403f2c/FLAG692141e5d [2023-11-23 21:31:00,130 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9eb5cfb8-c820-4c91-a91e-e726ccbba791/bin/utaipan-verify-mE87zJ7Ire/data/90027c7b6/320ec8aca4d1479e909e98f716403f2c [2023-11-23 21:31:00,136 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:31:00,138 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:31:00,142 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:31:00,142 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:31:00,149 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:31:00,150 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:31:00" (1/1) ... [2023-11-23 21:31:00,151 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c174765 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:00, skipping insertion in model container [2023-11-23 21:31:00,152 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:31:00" (1/1) ... [2023-11-23 21:31:00,246 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:31:01,101 ERROR L324 MainTranslator]: Unsupported Syntax: identifier is not declared (neither a variable nor a function name): argv in file /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9eb5cfb8-c820-4c91-a91e-e726ccbba791/sv-benchmarks/c/pthread/reorder_2.i [2023-11-23 21:31:01,101 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@267ab306 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:01, skipping insertion in model container [2023-11-23 21:31:01,102 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:31:01,103 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-23 21:31:01,105 INFO L158 Benchmark]: Toolchain (without parser) took 965.68ms. Allocated memory is still 155.2MB. Free memory was 120.7MB in the beginning and 105.3MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 21:31:01,106 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 123.7MB. Free memory is still 96.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:31:01,107 INFO L158 Benchmark]: CACSL2BoogieTranslator took 960.67ms. Allocated memory is still 155.2MB. Free memory was 120.7MB in the beginning and 105.3MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 21:31:01,109 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 123.7MB. Free memory is still 96.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 960.67ms. Allocated memory is still 155.2MB. Free memory was 120.7MB in the beginning and 105.3MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1253]: Unsupported Syntax identifier is not declared (neither a variable nor a function name): argv in file /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9eb5cfb8-c820-4c91-a91e-e726ccbba791/sv-benchmarks/c/pthread/reorder_2.i RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9eb5cfb8-c820-4c91-a91e-e726ccbba791/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9eb5cfb8-c820-4c91-a91e-e726ccbba791/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9eb5cfb8-c820-4c91-a91e-e726ccbba791/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9eb5cfb8-c820-4c91-a91e-e726ccbba791/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread/reorder_2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9eb5cfb8-c820-4c91-a91e-e726ccbba791/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Overflow-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9eb5cfb8-c820-4c91-a91e-e726ccbba791/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash eaeb1d72262bd1e189945b98598b3acb68c08676109949c39074605b8c62cb69 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:31:03,957 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:31:04,041 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9eb5cfb8-c820-4c91-a91e-e726ccbba791/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Overflow-32bit-Taipan_Bitvector.epf [2023-11-23 21:31:04,048 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:31:04,049 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:31:04,096 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:31:04,097 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:31:04,098 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:31:04,099 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:31:04,100 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:31:04,100 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:31:04,101 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:31:04,102 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:31:04,103 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:31:04,103 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:31:04,104 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:31:04,105 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:31:04,106 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:31:04,107 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:31:04,107 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:31:04,108 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:31:04,109 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:31:04,110 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:31:04,110 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:31:04,111 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:31:04,111 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:31:04,112 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 21:31:04,113 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:31:04,113 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 21:31:04,114 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:31:04,114 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:31:04,115 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:31:04,115 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:31:04,116 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:31:04,116 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:31:04,117 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:31:04,118 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:31:04,118 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:31:04,119 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:31:04,119 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:31:04,120 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:31:04,121 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:31:04,121 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:31:04,122 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:31:04,122 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:31:04,123 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:31:04,123 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_9eb5cfb8-c820-4c91-a91e-e726ccbba791/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9eb5cfb8-c820-4c91-a91e-e726ccbba791/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eaeb1d72262bd1e189945b98598b3acb68c08676109949c39074605b8c62cb69 [2023-11-23 21:31:04,554 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:31:04,598 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:31:04,603 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:31:04,605 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:31:04,615 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:31:04,617 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9eb5cfb8-c820-4c91-a91e-e726ccbba791/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/pthread/reorder_2.i [2023-11-23 21:31:08,704 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:31:09,165 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:31:09,166 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9eb5cfb8-c820-4c91-a91e-e726ccbba791/sv-benchmarks/c/pthread/reorder_2.i [2023-11-23 21:31:09,194 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9eb5cfb8-c820-4c91-a91e-e726ccbba791/bin/utaipan-verify-mE87zJ7Ire/data/26399b2c6/111dfe1e6a694fdda78953a4dab7d824/FLAG763657091 [2023-11-23 21:31:09,216 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9eb5cfb8-c820-4c91-a91e-e726ccbba791/bin/utaipan-verify-mE87zJ7Ire/data/26399b2c6/111dfe1e6a694fdda78953a4dab7d824 [2023-11-23 21:31:09,219 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:31:09,221 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:31:09,223 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:31:09,223 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:31:09,234 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:31:09,235 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:31:09" (1/1) ... [2023-11-23 21:31:09,236 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31eccc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:09, skipping insertion in model container [2023-11-23 21:31:09,237 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:31:09" (1/1) ... [2023-11-23 21:31:09,355 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:31:10,502 ERROR L324 MainTranslator]: Unsupported Syntax: identifier is not declared (neither a variable nor a function name): argv in file /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9eb5cfb8-c820-4c91-a91e-e726ccbba791/sv-benchmarks/c/pthread/reorder_2.i [2023-11-23 21:31:10,503 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5ff8dede and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:10, skipping insertion in model container [2023-11-23 21:31:10,504 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:31:10,504 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-23 21:31:10,507 INFO L158 Benchmark]: Toolchain (without parser) took 1284.35ms. Allocated memory is still 100.7MB. Free memory was 75.1MB in the beginning and 59.3MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 21:31:10,508 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 62.9MB. Free memory was 39.5MB in the beginning and 39.4MB in the end (delta: 44.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:31:10,510 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1281.33ms. Allocated memory is still 100.7MB. Free memory was 74.9MB in the beginning and 59.3MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 21:31:10,512 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47ms. Allocated memory is still 62.9MB. Free memory was 39.5MB in the beginning and 39.4MB in the end (delta: 44.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1281.33ms. Allocated memory is still 100.7MB. Free memory was 74.9MB in the beginning and 59.3MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1253]: Unsupported Syntax identifier is not declared (neither a variable nor a function name): argv in file /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9eb5cfb8-c820-4c91-a91e-e726ccbba791/sv-benchmarks/c/pthread/reorder_2.i RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN