./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/uudecode-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 38b53e6a 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_0f662b22-d631-42a0-9b43-66beafcd648c/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f662b22-d631-42a0-9b43-66beafcd648c/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f662b22-d631-42a0-9b43-66beafcd648c/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f662b22-d631-42a0-9b43-66beafcd648c/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uudecode-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f662b22-d631-42a0-9b43-66beafcd648c/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f662b22-d631-42a0-9b43-66beafcd648c/bin/uautomizer-ZsLfNo2U6R --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d3829c2147007fd8d4b122857be90b96f2f0b16c9a49b3e85ba000cff65252b1 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 17:27:06,569 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 17:27:06,571 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 17:27:06,593 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 17:27:06,594 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 17:27:06,595 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 17:27:06,597 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 17:27:06,599 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 17:27:06,602 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 17:27:06,603 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 17:27:06,604 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 17:27:06,605 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 17:27:06,606 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 17:27:06,607 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 17:27:06,608 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 17:27:06,610 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 17:27:06,611 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 17:27:06,612 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 17:27:06,614 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 17:27:06,617 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 17:27:06,619 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 17:27:06,620 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 17:27:06,622 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 17:27:06,623 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 17:27:06,627 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 17:27:06,628 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 17:27:06,628 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 17:27:06,630 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 17:27:06,630 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 17:27:06,631 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 17:27:06,632 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 17:27:06,633 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 17:27:06,634 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 17:27:06,635 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 17:27:06,636 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 17:27:06,637 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 17:27:06,638 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 17:27:06,638 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 17:27:06,639 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 17:27:06,640 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 17:27:06,641 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 17:27:06,642 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f662b22-d631-42a0-9b43-66beafcd648c/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-11-25 17:27:06,667 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 17:27:06,667 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 17:27:06,668 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 17:27:06,668 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 17:27:06,669 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 17:27:06,669 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 17:27:06,670 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 17:27:06,670 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 17:27:06,671 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 17:27:06,671 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 17:27:06,671 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 17:27:06,672 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 17:27:06,672 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 17:27:06,672 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 17:27:06,672 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 17:27:06,673 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 17:27:06,673 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 17:27:06,673 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 17:27:06,673 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 17:27:06,674 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 17:27:06,674 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 17:27:06,674 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 17:27:06,674 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 17:27:06,675 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:27:06,675 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 17:27:06,675 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 17:27:06,675 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 17:27:06,676 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 17:27:06,676 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 17:27:06,676 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 17:27:06,676 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 17:27:06,677 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 17:27:06,677 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 17:27:06,677 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f662b22-d631-42a0-9b43-66beafcd648c/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f662b22-d631-42a0-9b43-66beafcd648c/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d3829c2147007fd8d4b122857be90b96f2f0b16c9a49b3e85ba000cff65252b1 [2022-11-25 17:27:07,001 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 17:27:07,039 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 17:27:07,044 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 17:27:07,045 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 17:27:07,046 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 17:27:07,048 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f662b22-d631-42a0-9b43-66beafcd648c/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/busybox-1.22.0/uudecode-1.i [2022-11-25 17:27:10,267 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 17:27:10,775 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 17:27:10,778 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f662b22-d631-42a0-9b43-66beafcd648c/sv-benchmarks/c/busybox-1.22.0/uudecode-1.i [2022-11-25 17:27:10,817 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f662b22-d631-42a0-9b43-66beafcd648c/bin/uautomizer-ZsLfNo2U6R/data/7347a9366/9b61e1caa2644edfb2944af2be5bb35b/FLAG9a1c659ec [2022-11-25 17:27:10,838 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f662b22-d631-42a0-9b43-66beafcd648c/bin/uautomizer-ZsLfNo2U6R/data/7347a9366/9b61e1caa2644edfb2944af2be5bb35b [2022-11-25 17:27:10,843 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 17:27:10,845 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 17:27:10,848 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 17:27:10,848 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 17:27:10,853 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 17:27:10,854 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:27:10" (1/1) ... [2022-11-25 17:27:10,855 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25f091b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:10, skipping insertion in model container [2022-11-25 17:27:10,856 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:27:10" (1/1) ... [2022-11-25 17:27:10,865 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 17:27:11,027 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 17:27:12,457 WARN L623 FunctionHandler]: Unknown extern function _IO_getc [2022-11-25 17:27:12,463 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 17:27:12,465 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 17:27:12,468 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-25 17:27:12,468 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7a43bf4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:12, skipping insertion in model container [2022-11-25 17:27:12,468 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 17:27:12,469 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 17:27:12,471 INFO L158 Benchmark]: Toolchain (without parser) took 1625.17ms. Allocated memory was 138.4MB in the beginning and 176.2MB in the end (delta: 37.7MB). Free memory was 78.6MB in the beginning and 123.4MB in the end (delta: -44.8MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2022-11-25 17:27:12,471 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 138.4MB. Free memory was 101.1MB in the beginning and 101.1MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 17:27:12,472 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1620.77ms. Allocated memory was 138.4MB in the beginning and 176.2MB in the end (delta: 37.7MB). Free memory was 78.6MB in the beginning and 123.4MB in the end (delta: -44.8MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2022-11-25 17:27:12,474 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 138.4MB. Free memory was 101.1MB in the beginning and 101.1MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1620.77ms. Allocated memory was 138.4MB in the beginning and 176.2MB in the end (delta: 37.7MB). Free memory was 78.6MB in the beginning and 123.4MB in the end (delta: -44.8MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2436]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg 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_0f662b22-d631-42a0-9b43-66beafcd648c/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f662b22-d631-42a0-9b43-66beafcd648c/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f662b22-d631-42a0-9b43-66beafcd648c/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f662b22-d631-42a0-9b43-66beafcd648c/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uudecode-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f662b22-d631-42a0-9b43-66beafcd648c/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f662b22-d631-42a0-9b43-66beafcd648c/bin/uautomizer-ZsLfNo2U6R --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d3829c2147007fd8d4b122857be90b96f2f0b16c9a49b3e85ba000cff65252b1 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 17:27:14,826 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 17:27:14,829 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 17:27:14,871 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 17:27:14,872 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 17:27:14,878 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 17:27:14,880 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 17:27:14,881 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 17:27:14,883 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 17:27:14,884 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 17:27:14,885 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 17:27:14,886 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 17:27:14,887 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 17:27:14,888 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 17:27:14,889 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 17:27:14,890 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 17:27:14,891 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 17:27:14,892 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 17:27:14,894 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 17:27:14,895 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 17:27:14,897 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 17:27:14,903 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 17:27:14,904 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 17:27:14,907 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 17:27:14,916 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 17:27:14,917 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 17:27:14,917 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 17:27:14,918 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 17:27:14,919 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 17:27:14,920 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 17:27:14,922 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 17:27:14,923 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 17:27:14,924 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 17:27:14,925 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 17:27:14,926 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 17:27:14,927 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 17:27:14,929 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 17:27:14,930 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 17:27:14,930 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 17:27:14,931 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 17:27:14,932 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 17:27:14,932 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f662b22-d631-42a0-9b43-66beafcd648c/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2022-11-25 17:27:14,974 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 17:27:14,974 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 17:27:14,976 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 17:27:14,976 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 17:27:14,977 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 17:27:14,977 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 17:27:14,978 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 17:27:14,978 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 17:27:14,979 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 17:27:14,979 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 17:27:14,980 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 17:27:14,980 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 17:27:14,981 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 17:27:14,981 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 17:27:14,981 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 17:27:14,981 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 17:27:14,982 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 17:27:14,982 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 17:27:14,982 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 17:27:14,982 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 17:27:14,983 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 17:27:14,983 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 17:27:14,983 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 17:27:14,983 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 17:27:14,984 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 17:27:14,984 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:27:14,984 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 17:27:14,985 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 17:27:14,985 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 17:27:14,985 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-25 17:27:14,985 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 17:27:14,986 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 17:27:14,986 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 17:27:14,986 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 17:27:14,987 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 17:27:14,987 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-11-25 17:27:14,987 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f662b22-d631-42a0-9b43-66beafcd648c/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f662b22-d631-42a0-9b43-66beafcd648c/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d3829c2147007fd8d4b122857be90b96f2f0b16c9a49b3e85ba000cff65252b1 [2022-11-25 17:27:15,437 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 17:27:15,468 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 17:27:15,471 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 17:27:15,472 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 17:27:15,475 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 17:27:15,477 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f662b22-d631-42a0-9b43-66beafcd648c/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/busybox-1.22.0/uudecode-1.i [2022-11-25 17:27:18,572 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 17:27:19,097 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 17:27:19,098 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f662b22-d631-42a0-9b43-66beafcd648c/sv-benchmarks/c/busybox-1.22.0/uudecode-1.i [2022-11-25 17:27:19,138 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f662b22-d631-42a0-9b43-66beafcd648c/bin/uautomizer-ZsLfNo2U6R/data/cc824ca62/4f3aab81714744c2bb79c3f0c61632f4/FLAG264ac79fa [2022-11-25 17:27:19,161 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f662b22-d631-42a0-9b43-66beafcd648c/bin/uautomizer-ZsLfNo2U6R/data/cc824ca62/4f3aab81714744c2bb79c3f0c61632f4 [2022-11-25 17:27:19,166 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 17:27:19,168 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 17:27:19,169 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 17:27:19,169 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 17:27:19,173 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 17:27:19,174 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:27:19" (1/1) ... [2022-11-25 17:27:19,175 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c688194 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:19, skipping insertion in model container [2022-11-25 17:27:19,176 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:27:19" (1/1) ... [2022-11-25 17:27:19,184 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 17:27:19,291 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 17:27:21,201 WARN L623 FunctionHandler]: Unknown extern function _IO_getc [2022-11-25 17:27:21,216 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 17:27:21,218 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 17:27:21,223 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-25 17:27:21,224 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@12df542c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:21, skipping insertion in model container [2022-11-25 17:27:21,224 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 17:27:21,225 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 17:27:21,227 INFO L158 Benchmark]: Toolchain (without parser) took 2058.34ms. Allocated memory is still 86.0MB. Free memory was 57.6MB in the beginning and 44.6MB in the end (delta: 13.0MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2022-11-25 17:27:21,228 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 67.1MB. Free memory was 45.7MB in the beginning and 45.6MB in the end (delta: 85.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 17:27:21,229 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2055.60ms. Allocated memory is still 86.0MB. Free memory was 57.4MB in the beginning and 44.6MB in the end (delta: 12.8MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2022-11-25 17:27:21,231 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 67.1MB. Free memory was 45.7MB in the beginning and 45.6MB in the end (delta: 85.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2055.60ms. Allocated memory is still 86.0MB. Free memory was 57.4MB in the beginning and 44.6MB in the end (delta: 12.8MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2436]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg 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