./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/printf-3.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4fc63b2a 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_507a0ad8-b169-480c-b5d9-cd1e92d13354/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_507a0ad8-b169-480c-b5d9-cd1e92d13354/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_507a0ad8-b169-480c-b5d9-cd1e92d13354/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_507a0ad8-b169-480c-b5d9-cd1e92d13354/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/printf-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_507a0ad8-b169-480c-b5d9-cd1e92d13354/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_507a0ad8-b169-480c-b5d9-cd1e92d13354/bin/uautomizer-verify-4GaUIPS5ZU --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2593602351cb34686025dea9c261b26d1cca1858dfe926a7fd5af83beb181488 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:06:50,761 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:06:50,880 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_507a0ad8-b169-480c-b5d9-cd1e92d13354/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-10-31 22:06:50,889 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:06:50,890 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:06:50,932 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:06:50,933 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:06:50,933 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:06:50,934 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:06:50,937 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:06:50,938 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:06:50,938 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:06:50,939 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:06:50,940 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:06:50,940 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:06:50,941 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:06:50,943 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:06:50,947 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:06:50,947 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:06:50,948 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:06:50,948 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:06:50,949 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:06:50,949 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:06:50,949 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-31 22:06:50,949 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-31 22:06:50,950 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:06:50,950 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:06:50,950 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:06:50,951 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:06:50,951 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:06:50,951 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:06:50,952 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:06:50,955 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:06:50,955 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:06:50,956 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:06:50,956 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:06:50,956 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 22:06:50,956 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:06:50,957 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:06:50,957 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:06:50,957 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:06:50,958 INFO L153 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_507a0ad8-b169-480c-b5d9-cd1e92d13354/bin/uautomizer-verify-4GaUIPS5ZU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_507a0ad8-b169-480c-b5d9-cd1e92d13354/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2593602351cb34686025dea9c261b26d1cca1858dfe926a7fd5af83beb181488 [2024-10-31 22:06:51,293 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:06:51,330 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:06:51,333 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:06:51,335 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:06:51,335 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:06:51,337 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_507a0ad8-b169-480c-b5d9-cd1e92d13354/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/busybox-1.22.0/printf-3.i Unable to find full path for "g++" [2024-10-31 22:06:53,537 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:06:53,992 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:06:53,994 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_507a0ad8-b169-480c-b5d9-cd1e92d13354/sv-benchmarks/c/busybox-1.22.0/printf-3.i [2024-10-31 22:06:54,029 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_507a0ad8-b169-480c-b5d9-cd1e92d13354/bin/uautomizer-verify-4GaUIPS5ZU/data/845a848af/da39e89738a94e0789e2e7f4e8530eaa/FLAGa24761647 [2024-10-31 22:06:54,106 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_507a0ad8-b169-480c-b5d9-cd1e92d13354/bin/uautomizer-verify-4GaUIPS5ZU/data/845a848af/da39e89738a94e0789e2e7f4e8530eaa [2024-10-31 22:06:54,108 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:06:54,110 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:06:54,112 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:06:54,114 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:06:54,123 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:06:54,124 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:06:54" (1/1) ... [2024-10-31 22:06:54,125 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c58c4c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:06:54, skipping insertion in model container [2024-10-31 22:06:54,127 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:06:54" (1/1) ... [2024-10-31 22:06:54,256 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:06:55,933 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:06:55,977 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:06:56,257 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:06:56,422 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:06:56,423 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:06:56 WrapperNode [2024-10-31 22:06:56,423 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:06:56,424 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:06:56,424 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:06:56,425 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:06:56,433 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:06:56" (1/1) ... [2024-10-31 22:06:56,489 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:06:56" (1/1) ... [2024-10-31 22:06:56,597 INFO L138 Inliner]: procedures = 646, calls = 815, calls flagged for inlining = 26, calls inlined = 21, statements flattened = 1647 [2024-10-31 22:06:56,598 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:06:56,599 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:06:56,599 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:06:56,599 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:06:56,611 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:06:56" (1/1) ... [2024-10-31 22:06:56,611 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:06:56" (1/1) ... [2024-10-31 22:06:56,650 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:06:56" (1/1) ... [2024-10-31 22:06:56,775 INFO L175 MemorySlicer]: Split 638 memory accesses to 20 slices as follows [2, 2, 15, 2, 20, 5, 109, 4, 17, 24, 15, 3, 355, 4, 10, 1, 45, 1, 3, 1]. 56 percent of accesses are in the largest equivalence class. The 379 initializations are split as follows [2, 2, 0, 0, 0, 5, 13, 0, 1, 0, 0, 0, 355, 0, 0, 0, 1, 0, 0, 0]. The 111 writes are split as follows [0, 0, 15, 1, 2, 0, 17, 2, 10, 21, 15, 2, 0, 3, 7, 1, 12, 0, 3, 0]. [2024-10-31 22:06:56,775 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:06:56" (1/1) ... [2024-10-31 22:06:56,776 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:06:56" (1/1) ... [2024-10-31 22:06:56,867 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:06:56" (1/1) ... [2024-10-31 22:06:56,881 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:06:56" (1/1) ... [2024-10-31 22:06:56,925 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:06:56" (1/1) ... [2024-10-31 22:06:56,943 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:06:56" (1/1) ... [2024-10-31 22:06:56,970 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:06:56,971 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:06:56,972 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:06:56,972 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:06:56,974 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:06:56" (1/1) ... [2024-10-31 22:06:56,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:06:56,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_507a0ad8-b169-480c-b5d9-cd1e92d13354/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:57,014 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_507a0ad8-b169-480c-b5d9-cd1e92d13354/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:57,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_507a0ad8-b169-480c-b5d9-cd1e92d13354/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:06:57,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2024-10-31 22:06:57,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2024-10-31 22:06:57,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2024-10-31 22:06:57,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2024-10-31 22:06:57,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#4 [2024-10-31 22:06:57,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#5 [2024-10-31 22:06:57,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#6 [2024-10-31 22:06:57,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#7 [2024-10-31 22:06:57,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#8 [2024-10-31 22:06:57,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#9 [2024-10-31 22:06:57,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#10 [2024-10-31 22:06:57,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#11 [2024-10-31 22:06:57,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#12 [2024-10-31 22:06:57,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#13 [2024-10-31 22:06:57,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#14 [2024-10-31 22:06:57,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#15 [2024-10-31 22:06:57,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#16 [2024-10-31 22:06:57,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#17 [2024-10-31 22:06:57,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#18 [2024-10-31 22:06:57,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#19 [2024-10-31 22:06:57,060 INFO L130 BoogieDeclarations]: Found specification of procedure bb_putchar [2024-10-31 22:06:57,060 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_putchar [2024-10-31 22:06:57,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-31 22:06:57,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#0 [2024-10-31 22:06:57,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#1 [2024-10-31 22:06:57,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#2 [2024-10-31 22:06:57,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#3 [2024-10-31 22:06:57,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#4 [2024-10-31 22:06:57,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#5 [2024-10-31 22:06:57,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#6 [2024-10-31 22:06:57,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#7 [2024-10-31 22:06:57,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#8 [2024-10-31 22:06:57,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#9 [2024-10-31 22:06:57,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#10 [2024-10-31 22:06:57,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#11 [2024-10-31 22:06:57,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#12 [2024-10-31 22:06:57,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#13 [2024-10-31 22:06:57,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#14 [2024-10-31 22:06:57,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#15 [2024-10-31 22:06:57,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#16 [2024-10-31 22:06:57,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#17 [2024-10-31 22:06:57,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#18 [2024-10-31 22:06:57,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#19 [2024-10-31 22:06:57,066 INFO L130 BoogieDeclarations]: Found specification of procedure ret_ERANGE [2024-10-31 22:06:57,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ret_ERANGE [2024-10-31 22:06:57,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-10-31 22:06:57,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-10-31 22:06:57,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-10-31 22:06:57,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-10-31 22:06:57,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-10-31 22:06:57,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-10-31 22:06:57,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-10-31 22:06:57,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-10-31 22:06:57,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-10-31 22:06:57,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-10-31 22:06:57,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-10-31 22:06:57,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-10-31 22:06:57,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-10-31 22:06:57,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-10-31 22:06:57,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-10-31 22:06:57,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-10-31 22:06:57,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-10-31 22:06:57,070 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-10-31 22:06:57,070 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-10-31 22:06:57,070 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-10-31 22:06:57,070 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2024-10-31 22:06:57,070 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2024-10-31 22:06:57,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-31 22:06:57,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-31 22:06:57,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-31 22:06:57,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-31 22:06:57,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-31 22:06:57,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-31 22:06:57,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-10-31 22:06:57,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-10-31 22:06:57,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-10-31 22:06:57,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-10-31 22:06:57,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-10-31 22:06:57,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-10-31 22:06:57,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-10-31 22:06:57,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-10-31 22:06:57,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-10-31 22:06:57,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-10-31 22:06:57,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-10-31 22:06:57,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-10-31 22:06:57,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-10-31 22:06:57,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-10-31 22:06:57,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-31 22:06:57,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-31 22:06:57,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-31 22:06:57,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-31 22:06:57,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-31 22:06:57,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-31 22:06:57,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-31 22:06:57,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-31 22:06:57,076 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-31 22:06:57,076 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-31 22:06:57,076 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-10-31 22:06:57,076 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-10-31 22:06:57,076 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-10-31 22:06:57,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-10-31 22:06:57,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-10-31 22:06:57,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-10-31 22:06:57,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-10-31 22:06:57,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-10-31 22:06:57,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-10-31 22:06:57,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-10-31 22:06:57,078 INFO L130 BoogieDeclarations]: Found specification of procedure get_width_prec [2024-10-31 22:06:57,078 INFO L138 BoogieDeclarations]: Found implementation of procedure get_width_prec [2024-10-31 22:06:57,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2024-10-31 22:06:57,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2024-10-31 22:06:57,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2024-10-31 22:06:57,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#3 [2024-10-31 22:06:57,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#4 [2024-10-31 22:06:57,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#5 [2024-10-31 22:06:57,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#6 [2024-10-31 22:06:57,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#7 [2024-10-31 22:06:57,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#8 [2024-10-31 22:06:57,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#9 [2024-10-31 22:06:57,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#10 [2024-10-31 22:06:57,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#11 [2024-10-31 22:06:57,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#12 [2024-10-31 22:06:57,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#13 [2024-10-31 22:06:57,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#14 [2024-10-31 22:06:57,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#15 [2024-10-31 22:06:57,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#16 [2024-10-31 22:06:57,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#17 [2024-10-31 22:06:57,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#18 [2024-10-31 22:06:57,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#19 [2024-10-31 22:06:57,082 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-31 22:06:57,083 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:06:57,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-31 22:06:57,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-31 22:06:57,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-31 22:06:57,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-31 22:06:57,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-31 22:06:57,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-31 22:06:57,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-31 22:06:57,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-31 22:06:57,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-31 22:06:57,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-31 22:06:57,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-31 22:06:57,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-10-31 22:06:57,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-10-31 22:06:57,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-10-31 22:06:57,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-10-31 22:06:57,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-10-31 22:06:57,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-10-31 22:06:57,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-10-31 22:06:57,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-10-31 22:06:57,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-10-31 22:06:57,086 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:06:57,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:06:57,087 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-10-31 22:06:57,087 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-10-31 22:06:57,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-10-31 22:06:57,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-10-31 22:06:57,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-10-31 22:06:57,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-10-31 22:06:57,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-10-31 22:06:57,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-10-31 22:06:57,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-10-31 22:06:57,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-10-31 22:06:57,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-10-31 22:06:57,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-10-31 22:06:57,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-10-31 22:06:57,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-10-31 22:06:57,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-10-31 22:06:57,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-10-31 22:06:57,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-10-31 22:06:57,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-10-31 22:06:57,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-10-31 22:06:57,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-10-31 22:06:57,091 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-10-31 22:06:57,091 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-10-31 22:06:57,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-31 22:06:57,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-31 22:06:57,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-31 22:06:57,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-31 22:06:57,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-31 22:06:57,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-31 22:06:57,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-10-31 22:06:57,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-10-31 22:06:57,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-10-31 22:06:57,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-10-31 22:06:57,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-10-31 22:06:57,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-10-31 22:06:57,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-10-31 22:06:57,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-10-31 22:06:57,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-10-31 22:06:57,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-10-31 22:06:57,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-10-31 22:06:57,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-10-31 22:06:57,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-10-31 22:06:57,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-10-31 22:06:57,095 INFO L130 BoogieDeclarations]: Found specification of procedure handle_errors [2024-10-31 22:06:57,095 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_errors [2024-10-31 22:06:57,095 INFO L130 BoogieDeclarations]: Found specification of procedure bb_process_escape_sequence [2024-10-31 22:06:57,095 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_process_escape_sequence [2024-10-31 22:06:57,096 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-31 22:06:57,096 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-31 22:06:57,096 INFO L130 BoogieDeclarations]: Found specification of procedure print_direc [2024-10-31 22:06:57,096 INFO L138 BoogieDeclarations]: Found implementation of procedure print_direc [2024-10-31 22:06:57,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-31 22:06:57,097 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-31 22:06:57,097 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-31 22:06:57,097 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-31 22:06:57,097 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-31 22:06:57,097 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-31 22:06:57,097 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-31 22:06:57,097 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-31 22:06:57,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-31 22:06:57,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-31 22:06:57,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-31 22:06:57,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-31 22:06:57,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-10-31 22:06:57,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-10-31 22:06:57,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-10-31 22:06:57,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-10-31 22:06:57,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-10-31 22:06:57,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-10-31 22:06:57,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-10-31 22:06:57,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-10-31 22:06:57,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-10-31 22:06:57,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-31 22:06:57,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-31 22:06:57,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-31 22:06:57,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-31 22:06:57,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-31 22:06:57,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-31 22:06:57,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-31 22:06:57,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-31 22:06:57,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-31 22:06:57,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-31 22:06:57,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-10-31 22:06:57,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-10-31 22:06:57,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-10-31 22:06:57,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-10-31 22:06:57,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-10-31 22:06:57,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-10-31 22:06:57,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-10-31 22:06:57,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-10-31 22:06:57,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-10-31 22:06:57,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-10-31 22:06:57,103 INFO L130 BoogieDeclarations]: Found specification of procedure bb_ascii_isalnum [2024-10-31 22:06:57,104 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_ascii_isalnum [2024-10-31 22:06:57,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-31 22:06:57,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-31 22:06:57,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-31 22:06:57,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-31 22:06:57,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-31 22:06:57,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-31 22:06:57,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-31 22:06:57,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-31 22:06:57,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-31 22:06:57,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-31 22:06:57,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-10-31 22:06:57,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-10-31 22:06:57,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-10-31 22:06:57,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-10-31 22:06:57,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-10-31 22:06:57,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-10-31 22:06:57,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-10-31 22:06:57,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-10-31 22:06:57,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-10-31 22:06:57,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-10-31 22:06:57,107 INFO L130 BoogieDeclarations]: Found specification of procedure bb_strtoll [2024-10-31 22:06:57,107 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_strtoll [2024-10-31 22:06:57,108 INFO L130 BoogieDeclarations]: Found specification of procedure multiconvert [2024-10-31 22:06:57,108 INFO L138 BoogieDeclarations]: Found implementation of procedure multiconvert [2024-10-31 22:06:57,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#0 [2024-10-31 22:06:57,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#1 [2024-10-31 22:06:57,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#2 [2024-10-31 22:06:57,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#3 [2024-10-31 22:06:57,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#4 [2024-10-31 22:06:57,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#5 [2024-10-31 22:06:57,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#6 [2024-10-31 22:06:57,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#7 [2024-10-31 22:06:57,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#8 [2024-10-31 22:06:57,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#9 [2024-10-31 22:06:57,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#10 [2024-10-31 22:06:57,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#11 [2024-10-31 22:06:57,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#12 [2024-10-31 22:06:57,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#13 [2024-10-31 22:06:57,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#14 [2024-10-31 22:06:57,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#15 [2024-10-31 22:06:57,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#16 [2024-10-31 22:06:57,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#17 [2024-10-31 22:06:57,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#18 [2024-10-31 22:06:57,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#19 [2024-10-31 22:06:57,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-31 22:06:57,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-31 22:06:57,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-31 22:06:57,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-31 22:06:57,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-31 22:06:57,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-31 22:06:57,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-31 22:06:57,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-31 22:06:57,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-31 22:06:57,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-31 22:06:57,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-10-31 22:06:57,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-10-31 22:06:57,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-10-31 22:06:57,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-10-31 22:06:57,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-10-31 22:06:57,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-10-31 22:06:57,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-10-31 22:06:57,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-10-31 22:06:57,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-10-31 22:06:57,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-10-31 22:06:57,119 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg [2024-10-31 22:06:57,119 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg [2024-10-31 22:06:57,876 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:06:57,879 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:07:04,545 INFO L? ?]: Removed 472 outVars from TransFormulas that were not future-live. [2024-10-31 22:07:04,546 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:07:04,595 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:07:04,598 INFO L316 CfgBuilder]: Removed 14 assume(true) statements. [2024-10-31 22:07:04,598 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:07:04 BoogieIcfgContainer [2024-10-31 22:07:04,601 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:07:04,603 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:07:04,605 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:07:04,609 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:07:04,609 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:06:54" (1/3) ... [2024-10-31 22:07:04,610 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ac50359 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:07:04, skipping insertion in model container [2024-10-31 22:07:04,610 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:06:56" (2/3) ... [2024-10-31 22:07:04,611 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ac50359 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:07:04, skipping insertion in model container [2024-10-31 22:07:04,611 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:07:04" (3/3) ... [2024-10-31 22:07:04,612 INFO L112 eAbstractionObserver]: Analyzing ICFG printf-3.i [2024-10-31 22:07:04,634 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:07:04,634 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 24 error locations. [2024-10-31 22:07:04,738 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:07:04,745 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7e809c5b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:07:04,746 INFO L334 AbstractCegarLoop]: Starting to check reachability of 24 error locations. [2024-10-31 22:07:04,754 INFO L276 IsEmpty]: Start isEmpty. Operand has 401 states, 315 states have (on average 1.5873015873015872) internal successors, (500), 354 states have internal predecessors, (500), 48 states have call successors, (48), 13 states have call predecessors, (48), 13 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2024-10-31 22:07:04,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-10-31 22:07:04,760 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:07:04,761 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2024-10-31 22:07:04,761 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [bb_process_escape_sequenceErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_process_escape_sequenceErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 22 more)] === [2024-10-31 22:07:04,766 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:04,767 INFO L85 PathProgramCache]: Analyzing trace with hash 22197509, now seen corresponding path program 1 times [2024-10-31 22:07:04,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:07:04,778 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1336915480] [2024-10-31 22:07:04,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:04,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:07:06,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:07:06,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:07:06,953 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:07:06,953 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1336915480] [2024-10-31 22:07:06,954 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1336915480] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:07:06,954 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:07:06,954 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:07:06,957 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1821039234] [2024-10-31 22:07:06,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:07:06,964 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:07:06,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:07:07,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:07:07,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:07:07,007 INFO L87 Difference]: Start difference. First operand has 401 states, 315 states have (on average 1.5873015873015872) internal successors, (500), 354 states have internal predecessors, (500), 48 states have call successors, (48), 13 states have call predecessors, (48), 13 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) Second operand has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:07:07,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:07:07,193 INFO L93 Difference]: Finished difference Result 787 states and 1208 transitions. [2024-10-31 22:07:07,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:07:07,196 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2024-10-31 22:07:07,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:07:07,210 INFO L225 Difference]: With dead ends: 787 [2024-10-31 22:07:07,211 INFO L226 Difference]: Without dead ends: 370 [2024-10-31 22:07:07,220 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:07:07,224 INFO L432 NwaCegarLoop]: 537 mSDtfsCounter, 1 mSDsluCounter, 531 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1068 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-31 22:07:07,225 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1068 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-31 22:07:07,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 370 states. [2024-10-31 22:07:07,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 370 to 370. [2024-10-31 22:07:07,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 370 states, 311 states have (on average 1.4212218649517685) internal successors, (442), 325 states have internal predecessors, (442), 33 states have call successors, (33), 12 states have call predecessors, (33), 12 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-10-31 22:07:07,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 370 states and 508 transitions. [2024-10-31 22:07:07,305 INFO L78 Accepts]: Start accepts. Automaton has 370 states and 508 transitions. Word has length 4 [2024-10-31 22:07:07,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:07:07,305 INFO L471 AbstractCegarLoop]: Abstraction has 370 states and 508 transitions. [2024-10-31 22:07:07,306 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:07:07,306 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 508 transitions. [2024-10-31 22:07:07,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-10-31 22:07:07,307 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:07:07,307 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1] [2024-10-31 22:07:07,307 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-31 22:07:07,308 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [bb_process_escape_sequenceErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_process_escape_sequenceErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 22 more)] === [2024-10-31 22:07:07,308 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:07,308 INFO L85 PathProgramCache]: Analyzing trace with hash -138242274, now seen corresponding path program 1 times [2024-10-31 22:07:07,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:07:07,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [993280877] [2024-10-31 22:07:07,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:07,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:07:08,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:07:08,805 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:07:08,805 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:07:08,805 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [993280877] [2024-10-31 22:07:08,806 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [993280877] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-31 22:07:08,806 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2129070273] [2024-10-31 22:07:08,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:08,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 22:07:08,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_507a0ad8-b169-480c-b5d9-cd1e92d13354/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:08,811 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_507a0ad8-b169-480c-b5d9-cd1e92d13354/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-31 22:07:08,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_507a0ad8-b169-480c-b5d9-cd1e92d13354/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-31 22:07:10,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:07:10,830 INFO L255 TraceCheckSpWp]: Trace formula consists of 1669 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-31 22:07:10,836 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:07:10,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:07:10,938 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-31 22:07:10,938 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2129070273] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:07:10,939 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-31 22:07:10,939 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2024-10-31 22:07:10,940 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455317388] [2024-10-31 22:07:10,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:07:10,945 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-31 22:07:10,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:07:10,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-31 22:07:10,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-31 22:07:10,946 INFO L87 Difference]: Start difference. First operand 370 states and 508 transitions. Second operand has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:07:11,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:07:11,055 INFO L93 Difference]: Finished difference Result 370 states and 508 transitions. [2024-10-31 22:07:11,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-31 22:07:11,056 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2024-10-31 22:07:11,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:07:11,060 INFO L225 Difference]: With dead ends: 370 [2024-10-31 22:07:11,061 INFO L226 Difference]: Without dead ends: 369 [2024-10-31 22:07:11,061 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-31 22:07:11,063 INFO L432 NwaCegarLoop]: 499 mSDtfsCounter, 1 mSDsluCounter, 497 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 996 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-31 22:07:11,064 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 996 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-31 22:07:11,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 369 states. [2024-10-31 22:07:11,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 369 to 369. [2024-10-31 22:07:11,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 369 states, 311 states have (on average 1.4180064308681672) internal successors, (441), 324 states have internal predecessors, (441), 33 states have call successors, (33), 12 states have call predecessors, (33), 12 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-10-31 22:07:11,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 369 states and 507 transitions. [2024-10-31 22:07:11,109 INFO L78 Accepts]: Start accepts. Automaton has 369 states and 507 transitions. Word has length 7 [2024-10-31 22:07:11,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:07:11,110 INFO L471 AbstractCegarLoop]: Abstraction has 369 states and 507 transitions. [2024-10-31 22:07:11,110 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:07:11,110 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 507 transitions. [2024-10-31 22:07:11,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-10-31 22:07:11,111 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:07:11,112 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1] [2024-10-31 22:07:11,142 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_507a0ad8-b169-480c-b5d9-cd1e92d13354/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-31 22:07:11,316 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_507a0ad8-b169-480c-b5d9-cd1e92d13354/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2024-10-31 22:07:11,317 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [bb_process_escape_sequenceErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_process_escape_sequenceErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 22 more)] === [2024-10-31 22:07:11,317 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:11,317 INFO L85 PathProgramCache]: Analyzing trace with hash 9457538, now seen corresponding path program 1 times [2024-10-31 22:07:11,317 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:07:11,318 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [106447121] [2024-10-31 22:07:11,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:11,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:07:12,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:07:12,734 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-31 22:07:12,735 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:07:12,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [106447121] [2024-10-31 22:07:12,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [106447121] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:07:12,736 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:07:12,736 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:07:12,736 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1962247641] [2024-10-31 22:07:12,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:07:12,737 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:07:12,737 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:07:12,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:07:12,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:07:12,741 INFO L87 Difference]: Start difference. First operand 369 states and 507 transitions. Second operand has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:07:12,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:07:12,794 INFO L93 Difference]: Finished difference Result 369 states and 507 transitions. [2024-10-31 22:07:12,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:07:12,795 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2024-10-31 22:07:12,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:07:12,798 INFO L225 Difference]: With dead ends: 369 [2024-10-31 22:07:12,799 INFO L226 Difference]: Without dead ends: 368 [2024-10-31 22:07:12,800 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:07:12,801 INFO L432 NwaCegarLoop]: 500 mSDtfsCounter, 0 mSDsluCounter, 497 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 997 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-31 22:07:12,801 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 997 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-31 22:07:12,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 368 states. [2024-10-31 22:07:12,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 368 to 366. [2024-10-31 22:07:12,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 366 states, 309 states have (on average 1.4174757281553398) internal successors, (438), 321 states have internal predecessors, (438), 33 states have call successors, (33), 12 states have call predecessors, (33), 12 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-10-31 22:07:12,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 366 states and 504 transitions. [2024-10-31 22:07:12,825 INFO L78 Accepts]: Start accepts. Automaton has 366 states and 504 transitions. Word has length 8 [2024-10-31 22:07:12,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:07:12,826 INFO L471 AbstractCegarLoop]: Abstraction has 366 states and 504 transitions. [2024-10-31 22:07:12,826 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:07:12,826 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 504 transitions. [2024-10-31 22:07:12,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-10-31 22:07:12,827 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:07:12,827 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:07:12,828 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-31 22:07:12,828 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [bb_process_escape_sequenceErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_process_escape_sequenceErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 22 more)] === [2024-10-31 22:07:12,828 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:12,829 INFO L85 PathProgramCache]: Analyzing trace with hash -1692468822, now seen corresponding path program 1 times [2024-10-31 22:07:12,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:07:12,829 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1392814347] [2024-10-31 22:07:12,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:12,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:07:13,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:07:14,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-31 22:07:14,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:07:14,115 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:07:14,118 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:07:14,118 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1392814347] [2024-10-31 22:07:14,119 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1392814347] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-31 22:07:14,119 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1851130713] [2024-10-31 22:07:14,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:14,119 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 22:07:14,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_507a0ad8-b169-480c-b5d9-cd1e92d13354/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:14,123 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_507a0ad8-b169-480c-b5d9-cd1e92d13354/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-31 22:07:14,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_507a0ad8-b169-480c-b5d9-cd1e92d13354/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-31 22:07:15,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:07:15,535 INFO L255 TraceCheckSpWp]: Trace formula consists of 1686 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-31 22:07:15,537 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:07:15,569 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-31 22:07:15,569 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-31 22:07:15,569 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1851130713] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:07:15,569 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-31 22:07:15,570 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2024-10-31 22:07:15,570 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [148852852] [2024-10-31 22:07:15,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:07:15,570 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:07:15,570 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:07:15,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:07:15,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-31 22:07:15,572 INFO L87 Difference]: Start difference. First operand 366 states and 504 transitions. Second operand has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-31 22:07:15,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:07:15,638 INFO L93 Difference]: Finished difference Result 366 states and 504 transitions. [2024-10-31 22:07:15,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:07:15,639 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 13 [2024-10-31 22:07:15,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:07:15,642 INFO L225 Difference]: With dead ends: 366 [2024-10-31 22:07:15,642 INFO L226 Difference]: Without dead ends: 364 [2024-10-31 22:07:15,642 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-31 22:07:15,643 INFO L432 NwaCegarLoop]: 491 mSDtfsCounter, 161 mSDsluCounter, 324 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 172 SdHoareTripleChecker+Valid, 815 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-31 22:07:15,643 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [172 Valid, 815 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-31 22:07:15,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states. [2024-10-31 22:07:15,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 364. [2024-10-31 22:07:15,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 364 states, 309 states have (on average 1.4110032362459546) internal successors, (436), 319 states have internal predecessors, (436), 33 states have call successors, (33), 12 states have call predecessors, (33), 12 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-10-31 22:07:15,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 364 states and 502 transitions. [2024-10-31 22:07:15,660 INFO L78 Accepts]: Start accepts. Automaton has 364 states and 502 transitions. Word has length 13 [2024-10-31 22:07:15,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:07:15,661 INFO L471 AbstractCegarLoop]: Abstraction has 364 states and 502 transitions. [2024-10-31 22:07:15,661 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-31 22:07:15,662 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 502 transitions. [2024-10-31 22:07:15,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-10-31 22:07:15,662 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:07:15,662 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:07:15,685 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_507a0ad8-b169-480c-b5d9-cd1e92d13354/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-10-31 22:07:15,863 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_507a0ad8-b169-480c-b5d9-cd1e92d13354/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 22:07:15,863 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [bb_process_escape_sequenceErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_process_escape_sequenceErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 22 more)] === [2024-10-31 22:07:15,863 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:15,864 INFO L85 PathProgramCache]: Analyzing trace with hash -926925185, now seen corresponding path program 1 times [2024-10-31 22:07:15,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:07:15,864 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [700344067] [2024-10-31 22:07:15,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:15,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:07:16,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:07:17,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-31 22:07:17,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:07:17,065 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:07:17,065 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:07:17,065 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [700344067] [2024-10-31 22:07:17,066 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [700344067] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-31 22:07:17,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [398530825] [2024-10-31 22:07:17,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:17,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 22:07:17,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_507a0ad8-b169-480c-b5d9-cd1e92d13354/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:17,068 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_507a0ad8-b169-480c-b5d9-cd1e92d13354/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-31 22:07:17,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_507a0ad8-b169-480c-b5d9-cd1e92d13354/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-31 22:07:18,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:07:18,825 INFO L255 TraceCheckSpWp]: Trace formula consists of 1687 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-31 22:07:18,827 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:07:18,879 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:07:18,880 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-31 22:07:18,985 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:07:18,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [398530825] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-31 22:07:18,986 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-31 22:07:18,987 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2024-10-31 22:07:18,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084602461] [2024-10-31 22:07:18,987 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-31 22:07:18,987 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-31 22:07:18,988 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:07:18,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-31 22:07:18,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-10-31 22:07:18,989 INFO L87 Difference]: Start difference. First operand 364 states and 502 transitions. Second operand has 7 states, 7 states have (on average 3.4285714285714284) internal successors, (24), 7 states have internal predecessors, (24), 1 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-31 22:07:19,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:07:19,103 INFO L93 Difference]: Finished difference Result 731 states and 1009 transitions. [2024-10-31 22:07:19,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-31 22:07:19,104 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 3.4285714285714284) internal successors, (24), 7 states have internal predecessors, (24), 1 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 14 [2024-10-31 22:07:19,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:07:19,107 INFO L225 Difference]: With dead ends: 731 [2024-10-31 22:07:19,107 INFO L226 Difference]: Without dead ends: 373 [2024-10-31 22:07:19,108 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-10-31 22:07:19,109 INFO L432 NwaCegarLoop]: 498 mSDtfsCounter, 4 mSDsluCounter, 1485 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 1983 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-31 22:07:19,110 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 1983 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-31 22:07:19,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 373 states. [2024-10-31 22:07:19,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 373 to 373. [2024-10-31 22:07:19,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 373 states, 318 states have (on average 1.39937106918239) internal successors, (445), 328 states have internal predecessors, (445), 33 states have call successors, (33), 12 states have call predecessors, (33), 12 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-10-31 22:07:19,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 373 states and 511 transitions. [2024-10-31 22:07:19,127 INFO L78 Accepts]: Start accepts. Automaton has 373 states and 511 transitions. Word has length 14 [2024-10-31 22:07:19,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:07:19,127 INFO L471 AbstractCegarLoop]: Abstraction has 373 states and 511 transitions. [2024-10-31 22:07:19,127 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 3.4285714285714284) internal successors, (24), 7 states have internal predecessors, (24), 1 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-31 22:07:19,127 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 511 transitions. [2024-10-31 22:07:19,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-10-31 22:07:19,128 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:07:19,128 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:07:19,153 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_507a0ad8-b169-480c-b5d9-cd1e92d13354/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-10-31 22:07:19,328 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_507a0ad8-b169-480c-b5d9-cd1e92d13354/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 22:07:19,329 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [bb_process_escape_sequenceErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_process_escape_sequenceErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 22 more)] === [2024-10-31 22:07:19,329 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:19,329 INFO L85 PathProgramCache]: Analyzing trace with hash 1345172472, now seen corresponding path program 2 times [2024-10-31 22:07:19,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:07:19,329 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478469658] [2024-10-31 22:07:19,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:19,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:07:20,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:07:20,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-31 22:07:20,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:07:20,801 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:07:20,802 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:07:20,803 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [478469658] [2024-10-31 22:07:20,803 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [478469658] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-31 22:07:20,805 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [174318252] [2024-10-31 22:07:20,805 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-31 22:07:20,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 22:07:20,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_507a0ad8-b169-480c-b5d9-cd1e92d13354/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:20,814 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_507a0ad8-b169-480c-b5d9-cd1e92d13354/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-31 22:07:20,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_507a0ad8-b169-480c-b5d9-cd1e92d13354/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process