./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-regression/fo_test.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a 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_b1ddeca2-2146-4d28-b9e6-86be5d0edf74/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ddeca2-2146-4d28-b9e6-86be5d0edf74/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ddeca2-2146-4d28-b9e6-86be5d0edf74/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ddeca2-2146-4d28-b9e6-86be5d0edf74/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-regression/fo_test.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ddeca2-2146-4d28-b9e6-86be5d0edf74/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ddeca2-2146-4d28-b9e6-86be5d0edf74/bin/utaipan-verify-DbMuA5NWw2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 311e8ee9583d2ef90ad7c5b34825dcb05dcd1a4fef3a842e7a9948bf014d4ce2 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:30:21,867 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:30:21,975 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ddeca2-2146-4d28-b9e6-86be5d0edf74/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-02 12:30:21,980 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:30:21,983 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:30:22,030 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:30:22,031 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:30:22,031 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:30:22,032 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:30:22,033 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:30:22,033 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:30:22,033 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:30:22,034 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:30:22,035 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 12:30:22,036 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:30:22,039 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:30:22,039 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 12:30:22,040 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 12:30:22,040 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:30:22,040 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 12:30:22,040 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 12:30:22,041 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 12:30:22,046 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:30:22,046 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:30:22,047 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:30:22,047 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 12:30:22,047 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:30:22,047 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:30:22,048 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:30:22,048 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:30:22,048 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:30:22,048 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:30:22,048 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:30:22,049 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:30:22,049 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:30:22,049 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:30:22,050 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:30:22,051 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:30:22,051 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:30:22,052 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:30:22,052 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:30:22,053 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:30:22,053 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 12:30:22,053 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 12:30:22,054 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:30:22,054 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:30:22,054 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:30:22,055 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_b1ddeca2-2146-4d28-b9e6-86be5d0edf74/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ddeca2-2146-4d28-b9e6-86be5d0edf74/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 311e8ee9583d2ef90ad7c5b34825dcb05dcd1a4fef3a842e7a9948bf014d4ce2 [2024-11-02 12:30:22,356 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:30:22,405 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:30:22,410 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:30:22,413 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:30:22,414 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:30:22,415 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ddeca2-2146-4d28-b9e6-86be5d0edf74/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/ldv-regression/fo_test.i Unable to find full path for "g++" [2024-11-02 12:30:24,593 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:30:25,044 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:30:25,045 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ddeca2-2146-4d28-b9e6-86be5d0edf74/sv-benchmarks/c/ldv-regression/fo_test.i [2024-11-02 12:30:25,062 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ddeca2-2146-4d28-b9e6-86be5d0edf74/bin/utaipan-verify-DbMuA5NWw2/data/1731205a5/666882774da54e058f5298afda850615/FLAG25d5d8cc1 [2024-11-02 12:30:25,082 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ddeca2-2146-4d28-b9e6-86be5d0edf74/bin/utaipan-verify-DbMuA5NWw2/data/1731205a5/666882774da54e058f5298afda850615 [2024-11-02 12:30:25,085 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:30:25,087 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:30:25,089 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:30:25,089 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:30:25,097 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:30:25,099 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:30:25" (1/1) ... [2024-11-02 12:30:25,100 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ac60b84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:30:25, skipping insertion in model container [2024-11-02 12:30:25,101 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:30:25" (1/1) ... [2024-11-02 12:30:25,164 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:30:25,912 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ddeca2-2146-4d28-b9e6-86be5d0edf74/sv-benchmarks/c/ldv-regression/fo_test.i[40440,40453] [2024-11-02 12:30:25,942 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:30:25,959 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:30:26,039 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ddeca2-2146-4d28-b9e6-86be5d0edf74/sv-benchmarks/c/ldv-regression/fo_test.i[40440,40453] [2024-11-02 12:30:26,047 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:30:26,112 ERROR L321 MainTranslator]: Unsupported Syntax: The following functions are not defined or handled internally: read [2024-11-02 12:30:26,114 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6b8f352f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:30:26, skipping insertion in model container [2024-11-02 12:30:26,114 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:30:26,115 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-02 12:30:26,118 INFO L158 Benchmark]: Toolchain (without parser) took 1029.84ms. Allocated memory is still 140.5MB. Free memory was 109.1MB in the beginning and 80.4MB in the end (delta: 28.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-11-02 12:30:26,119 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 113.2MB. Free memory is still 87.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:30:26,119 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1026.41ms. Allocated memory is still 140.5MB. Free memory was 108.5MB in the beginning and 80.4MB in the end (delta: 28.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-11-02 12:30:26,122 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 113.2MB. Free memory is still 87.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1026.41ms. Allocated memory is still 140.5MB. Free memory was 108.5MB in the beginning and 80.4MB in the end (delta: 28.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: -1]: Unsupported Syntax The following functions are not defined or handled internally: read 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_b1ddeca2-2146-4d28-b9e6-86be5d0edf74/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ddeca2-2146-4d28-b9e6-86be5d0edf74/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ddeca2-2146-4d28-b9e6-86be5d0edf74/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ddeca2-2146-4d28-b9e6-86be5d0edf74/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-regression/fo_test.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ddeca2-2146-4d28-b9e6-86be5d0edf74/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ddeca2-2146-4d28-b9e6-86be5d0edf74/bin/utaipan-verify-DbMuA5NWw2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 311e8ee9583d2ef90ad7c5b34825dcb05dcd1a4fef3a842e7a9948bf014d4ce2 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:30:28,582 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:30:28,673 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ddeca2-2146-4d28-b9e6-86be5d0edf74/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-02 12:30:28,682 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:30:28,683 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:30:28,724 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:30:28,725 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:30:28,725 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:30:28,726 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:30:28,726 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:30:28,726 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:30:28,727 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:30:28,728 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:30:28,732 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:30:28,733 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:30:28,733 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:30:28,733 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:30:28,734 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:30:28,734 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:30:28,734 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:30:28,736 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:30:28,737 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:30:28,737 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:30:28,737 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:30:28,737 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-02 12:30:28,738 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-02 12:30:28,738 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:30:28,738 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-02 12:30:28,738 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:30:28,738 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:30:28,739 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:30:28,739 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:30:28,739 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-02 12:30:28,739 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:30:28,740 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:30:28,740 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:30:28,740 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:30:28,740 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:30:28,742 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:30:28,743 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-02 12:30:28,743 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-02 12:30:28,743 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:30:28,744 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:30:28,744 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:30:28,744 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_b1ddeca2-2146-4d28-b9e6-86be5d0edf74/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ddeca2-2146-4d28-b9e6-86be5d0edf74/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 311e8ee9583d2ef90ad7c5b34825dcb05dcd1a4fef3a842e7a9948bf014d4ce2 [2024-11-02 12:30:29,294 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:30:29,350 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:30:29,353 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:30:29,355 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:30:29,360 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:30:29,361 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ddeca2-2146-4d28-b9e6-86be5d0edf74/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/ldv-regression/fo_test.i Unable to find full path for "g++" [2024-11-02 12:30:31,791 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:30:32,129 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:30:32,130 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ddeca2-2146-4d28-b9e6-86be5d0edf74/sv-benchmarks/c/ldv-regression/fo_test.i [2024-11-02 12:30:32,158 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ddeca2-2146-4d28-b9e6-86be5d0edf74/bin/utaipan-verify-DbMuA5NWw2/data/140b5bf2f/394abede5bb94189b591b08b67ff3c9e/FLAG3383a6b5f [2024-11-02 12:30:32,370 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ddeca2-2146-4d28-b9e6-86be5d0edf74/bin/utaipan-verify-DbMuA5NWw2/data/140b5bf2f/394abede5bb94189b591b08b67ff3c9e [2024-11-02 12:30:32,373 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:30:32,375 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:30:32,376 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:30:32,377 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:30:32,382 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:30:32,383 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:30:32" (1/1) ... [2024-11-02 12:30:32,384 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5897c504 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:30:32, skipping insertion in model container [2024-11-02 12:30:32,384 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:30:32" (1/1) ... [2024-11-02 12:30:32,454 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:30:33,045 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ddeca2-2146-4d28-b9e6-86be5d0edf74/sv-benchmarks/c/ldv-regression/fo_test.i[40440,40453] [2024-11-02 12:30:33,057 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-02 12:30:33,062 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:30:33,082 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:30:33,141 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ddeca2-2146-4d28-b9e6-86be5d0edf74/sv-benchmarks/c/ldv-regression/fo_test.i[40440,40453] [2024-11-02 12:30:33,147 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:30:33,202 ERROR L321 MainTranslator]: Unsupported Syntax: The following functions are not defined or handled internally: read [2024-11-02 12:30:33,202 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1d6efbbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:30:33, skipping insertion in model container [2024-11-02 12:30:33,202 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:30:33,203 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-02 12:30:33,205 INFO L158 Benchmark]: Toolchain (without parser) took 829.28ms. Allocated memory is still 75.5MB. Free memory was 49.8MB in the beginning and 38.5MB in the end (delta: 11.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-02 12:30:33,205 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 75.5MB. Free memory is still 51.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:30:33,206 INFO L158 Benchmark]: CACSL2BoogieTranslator took 826.57ms. Allocated memory is still 75.5MB. Free memory was 49.6MB in the beginning and 38.5MB in the end (delta: 11.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-02 12:30:33,208 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 75.5MB. Free memory is still 51.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 826.57ms. Allocated memory is still 75.5MB. Free memory was 49.6MB in the beginning and 38.5MB in the end (delta: 11.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: -1]: Unsupported Syntax The following functions are not defined or handled internally: read 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