./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-54.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94513b09-6aca-43af-ad27-f44da1e3bfa3/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94513b09-6aca-43af-ad27-f44da1e3bfa3/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94513b09-6aca-43af-ad27-f44da1e3bfa3/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94513b09-6aca-43af-ad27-f44da1e3bfa3/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-54.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94513b09-6aca-43af-ad27-f44da1e3bfa3/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94513b09-6aca-43af-ad27-f44da1e3bfa3/bin/uautomizer-verify-bycVGegfSx --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 803841a343f4a7b18ae8961ad2990e50b3678fbcd0340baeebfb73af8679dd6e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:21:09,616 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:21:09,741 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94513b09-6aca-43af-ad27-f44da1e3bfa3/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-21 22:21:09,750 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:21:09,752 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:21:09,792 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:21:09,793 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:21:09,794 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:21:09,795 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:21:09,800 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:21:09,801 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:21:09,801 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:21:09,802 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:21:09,804 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:21:09,804 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:21:09,805 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:21:09,805 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:21:09,805 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 22:21:09,806 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:21:09,806 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 22:21:09,807 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:21:09,807 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:21:09,808 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:21:09,808 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:21:09,809 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 22:21:09,809 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:21:09,809 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:21:09,810 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:21:09,811 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:21:09,811 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:21:09,813 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:21:09,813 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:21:09,813 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:21:09,813 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:21:09,814 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:21:09,814 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:21:09,814 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 22:21:09,814 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:21:09,815 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:21:09,815 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:21:09,815 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:21:09,816 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:21:09,816 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_94513b09-6aca-43af-ad27-f44da1e3bfa3/bin/uautomizer-verify-bycVGegfSx/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94513b09-6aca-43af-ad27-f44da1e3bfa3/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 803841a343f4a7b18ae8961ad2990e50b3678fbcd0340baeebfb73af8679dd6e [2023-11-21 22:21:10,168 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:21:10,198 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:21:10,202 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:21:10,203 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:21:10,204 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:21:10,205 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94513b09-6aca-43af-ad27-f44da1e3bfa3/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-54.i [2023-11-21 22:21:13,365 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:21:13,636 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:21:13,637 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94513b09-6aca-43af-ad27-f44da1e3bfa3/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-54.i [2023-11-21 22:21:13,655 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94513b09-6aca-43af-ad27-f44da1e3bfa3/bin/uautomizer-verify-bycVGegfSx/data/c8f1f8489/e3485f69f9e44073bac587ef684fd948/FLAGcf547016d [2023-11-21 22:21:13,670 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94513b09-6aca-43af-ad27-f44da1e3bfa3/bin/uautomizer-verify-bycVGegfSx/data/c8f1f8489/e3485f69f9e44073bac587ef684fd948 [2023-11-21 22:21:13,673 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:21:13,674 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:21:13,676 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:21:13,676 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:21:13,682 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:21:13,683 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:21:13" (1/1) ... [2023-11-21 22:21:13,684 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a007e86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:13, skipping insertion in model container [2023-11-21 22:21:13,684 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:21:13" (1/1) ... [2023-11-21 22:21:13,725 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:21:13,904 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94513b09-6aca-43af-ad27-f44da1e3bfa3/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-54.i[916,929] [2023-11-21 22:21:14,007 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:21:14,031 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:21:14,047 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94513b09-6aca-43af-ad27-f44da1e3bfa3/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-54.i[916,929] [2023-11-21 22:21:14,096 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:21:14,117 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:21:14,117 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:14 WrapperNode [2023-11-21 22:21:14,117 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:21:14,119 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:21:14,119 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:21:14,119 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:21:14,128 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:14" (1/1) ... [2023-11-21 22:21:14,142 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:14" (1/1) ... [2023-11-21 22:21:14,188 INFO L138 Inliner]: procedures = 29, calls = 150, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 440 [2023-11-21 22:21:14,188 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:21:14,189 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:21:14,189 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:21:14,189 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:21:14,201 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:14" (1/1) ... [2023-11-21 22:21:14,201 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:14" (1/1) ... [2023-11-21 22:21:14,207 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:14" (1/1) ... [2023-11-21 22:21:14,232 INFO L187 HeapSplitter]: Split 115 memory accesses to 13 slices as follows [2, 9, 10, 9, 6, 10, 8, 13, 18, 10, 7, 7, 6] [2023-11-21 22:21:14,233 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:14" (1/1) ... [2023-11-21 22:21:14,233 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:14" (1/1) ... [2023-11-21 22:21:14,290 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:14" (1/1) ... [2023-11-21 22:21:14,309 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:14" (1/1) ... [2023-11-21 22:21:14,314 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:14" (1/1) ... [2023-11-21 22:21:14,318 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:14" (1/1) ... [2023-11-21 22:21:14,327 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:21:14,345 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:21:14,345 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:21:14,345 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:21:14,346 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:14" (1/1) ... [2023-11-21 22:21:14,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:21:14,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94513b09-6aca-43af-ad27-f44da1e3bfa3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:21:14,416 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94513b09-6aca-43af-ad27-f44da1e3bfa3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 22:21:14,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94513b09-6aca-43af-ad27-f44da1e3bfa3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 22:21:14,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:21:14,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-21 22:21:14,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-21 22:21:14,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-21 22:21:14,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-21 22:21:14,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-21 22:21:14,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-21 22:21:14,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-21 22:21:14,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-21 22:21:14,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-21 22:21:14,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-21 22:21:14,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-21 22:21:14,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-11-21 22:21:14,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2023-11-21 22:21:14,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2023-11-21 22:21:14,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2023-11-21 22:21:14,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2023-11-21 22:21:14,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2023-11-21 22:21:14,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#4 [2023-11-21 22:21:14,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#5 [2023-11-21 22:21:14,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#6 [2023-11-21 22:21:14,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#7 [2023-11-21 22:21:14,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#8 [2023-11-21 22:21:14,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#9 [2023-11-21 22:21:14,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#10 [2023-11-21 22:21:14,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#11 [2023-11-21 22:21:14,486 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#12 [2023-11-21 22:21:14,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2023-11-21 22:21:14,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2023-11-21 22:21:14,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2023-11-21 22:21:14,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#3 [2023-11-21 22:21:14,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#4 [2023-11-21 22:21:14,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#5 [2023-11-21 22:21:14,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#6 [2023-11-21 22:21:14,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#7 [2023-11-21 22:21:14,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#8 [2023-11-21 22:21:14,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#9 [2023-11-21 22:21:14,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#10 [2023-11-21 22:21:14,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#11 [2023-11-21 22:21:14,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#12 [2023-11-21 22:21:14,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-21 22:21:14,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-21 22:21:14,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-21 22:21:14,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-21 22:21:14,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-21 22:21:14,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-21 22:21:14,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-21 22:21:14,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-21 22:21:14,490 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-21 22:21:14,490 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-21 22:21:14,490 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-21 22:21:14,490 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-11-21 22:21:14,490 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2023-11-21 22:21:14,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2023-11-21 22:21:14,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2023-11-21 22:21:14,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#2 [2023-11-21 22:21:14,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#3 [2023-11-21 22:21:14,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#4 [2023-11-21 22:21:14,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#5 [2023-11-21 22:21:14,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#6 [2023-11-21 22:21:14,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#7 [2023-11-21 22:21:14,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#8 [2023-11-21 22:21:14,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#9 [2023-11-21 22:21:14,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#10 [2023-11-21 22:21:14,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#11 [2023-11-21 22:21:14,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#12 [2023-11-21 22:21:14,493 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 22:21:14,493 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 22:21:14,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-21 22:21:14,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-21 22:21:14,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-21 22:21:14,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-21 22:21:14,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-21 22:21:14,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-21 22:21:14,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-21 22:21:14,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-21 22:21:14,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-21 22:21:14,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-21 22:21:14,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-21 22:21:14,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-11-21 22:21:14,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2023-11-21 22:21:14,496 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:21:14,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:21:14,708 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:21:14,711 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:21:15,193 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:21:16,288 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:21:16,288 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 22:21:16,290 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:21:16 BoogieIcfgContainer [2023-11-21 22:21:16,290 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:21:16,293 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 22:21:16,294 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 22:21:16,297 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 22:21:16,298 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 10:21:13" (1/3) ... [2023-11-21 22:21:16,298 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e680849 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:21:16, skipping insertion in model container [2023-11-21 22:21:16,299 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:14" (2/3) ... [2023-11-21 22:21:16,299 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e680849 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:21:16, skipping insertion in model container [2023-11-21 22:21:16,299 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:21:16" (3/3) ... [2023-11-21 22:21:16,301 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-54.i [2023-11-21 22:21:16,324 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 22:21:16,324 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-21 22:21:16,390 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 22:21:16,400 INFO L357 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, mHoare=true, 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;@7ce6ab42, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 22:21:16,400 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-21 22:21:16,405 INFO L276 IsEmpty]: Start isEmpty. Operand has 33 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 19 states have internal predecessors, (21), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-21 22:21:16,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 22:21:16,419 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:21:16,419 INFO L195 NwaCegarLoop]: trace histogram [12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:21:16,420 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:21:16,429 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:21:16,430 INFO L85 PathProgramCache]: Analyzing trace with hash -601936849, now seen corresponding path program 1 times [2023-11-21 22:21:16,442 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:21:16,442 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1754769262] [2023-11-21 22:21:16,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:21:16,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:21:17,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:21:25,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-21 22:21:25,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:21:25,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-21 22:21:25,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:21:25,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-21 22:21:25,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:21:25,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-21 22:21:25,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:21:25,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-21 22:21:25,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:21:25,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-11-21 22:21:25,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:21:25,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-21 22:21:25,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:21:25,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-11-21 22:21:25,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:21:25,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-21 22:21:25,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:21:25,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-21 22:21:25,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:21:25,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2023-11-21 22:21:25,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:21:25,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-21 22:21:25,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:21:25,292 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2023-11-21 22:21:25,293 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:21:25,293 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1754769262] [2023-11-21 22:21:25,294 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1754769262] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-21 22:21:25,295 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1627170007] [2023-11-21 22:21:25,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:21:25,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:21:25,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94513b09-6aca-43af-ad27-f44da1e3bfa3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:21:25,302 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94513b09-6aca-43af-ad27-f44da1e3bfa3/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:21:25,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94513b09-6aca-43af-ad27-f44da1e3bfa3/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-21 22:21:25,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:21:25,790 INFO L262 TraceCheckSpWp]: Trace formula consists of 447 conjuncts, 75 conjunts are in the unsatisfiable core [2023-11-21 22:21:25,828 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:21:25,993 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-21 22:21:26,587 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-21 22:21:26,935 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-21 22:21:27,185 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-21 22:21:32,047 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1270 treesize of output 1250 [2023-11-21 22:21:32,272 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1245 treesize of output 1213 [2023-11-21 22:21:32,519 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 597 treesize of output 589 [2023-11-21 22:21:32,738 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 816 treesize of output 804 [2023-11-21 22:21:32,970 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1193 treesize of output 1181 [2023-11-21 22:21:33,196 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 214 treesize of output 208 [2023-11-21 22:21:33,483 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 566 treesize of output 542 [2023-11-21 22:21:33,828 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 202 treesize of output 257 [2023-11-21 22:21:34,371 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 587 treesize of output 563 [2023-11-21 22:21:34,656 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 1 [2023-11-21 22:21:34,902 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 59 [2023-11-21 22:21:35,143 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 50 [2023-11-21 22:21:35,383 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 381 treesize of output 361 [2023-11-21 22:21:35,662 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 361 treesize of output 353 [2023-11-21 22:21:37,528 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 106 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-21 22:21:37,528 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-21 22:21:41,864 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1467 treesize of output 1435 [2023-11-21 22:21:42,012 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 698 treesize of output 690 [2023-11-21 22:21:42,159 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 950 treesize of output 938 [2023-11-21 22:21:42,370 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 22:21:42,370 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 251 treesize of output 246 [2023-11-21 22:21:42,683 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 22:21:42,684 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 239 treesize of output 304 [2023-11-21 22:21:43,038 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 22:21:43,038 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 12 [2023-11-21 22:21:43,240 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 477 treesize of output 457 [2023-11-21 22:21:43,436 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 457 treesize of output 449 [2023-11-21 22:21:44,669 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-21 22:21:45,365 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 306 treesize of output 278 [2023-11-21 22:21:45,687 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2023-11-21 22:21:45,845 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 36 [2023-11-21 22:21:46,117 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 23 [2023-11-21 22:21:46,206 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2023-11-21 22:21:46,206 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1627170007] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-21 22:21:46,206 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-21 22:21:46,207 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 9] total 27 [2023-11-21 22:21:46,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1091014452] [2023-11-21 22:21:46,210 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-21 22:21:46,215 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2023-11-21 22:21:46,215 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:21:46,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2023-11-21 22:21:46,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=123, Invalid=579, Unknown=0, NotChecked=0, Total=702 [2023-11-21 22:21:46,256 INFO L87 Difference]: Start difference. First operand has 33 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 19 states have internal predecessors, (21), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 27 states, 19 states have (on average 2.789473684210526) internal successors, (53), 23 states have internal predecessors, (53), 15 states have call successors, (36), 6 states have call predecessors, (36), 8 states have return successors, (36), 14 states have call predecessors, (36), 15 states have call successors, (36) [2023-11-21 22:21:48,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:21:48,177 INFO L93 Difference]: Finished difference Result 99 states and 133 transitions. [2023-11-21 22:21:48,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-11-21 22:21:48,180 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 19 states have (on average 2.789473684210526) internal successors, (53), 23 states have internal predecessors, (53), 15 states have call successors, (36), 6 states have call predecessors, (36), 8 states have return successors, (36), 14 states have call predecessors, (36), 15 states have call successors, (36) Word has length 52 [2023-11-21 22:21:48,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:21:48,186 INFO L225 Difference]: With dead ends: 99 [2023-11-21 22:21:48,187 INFO L226 Difference]: Without dead ends: 0 [2023-11-21 22:21:48,191 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 262 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=401, Invalid=1321, Unknown=0, NotChecked=0, Total=1722 [2023-11-21 22:21:48,195 INFO L413 NwaCegarLoop]: 15 mSDtfsCounter, 128 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 344 mSolverCounterSat, 210 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 129 SdHoareTripleChecker+Valid, 53 SdHoareTripleChecker+Invalid, 554 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 210 IncrementalHoareTripleChecker+Valid, 344 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-11-21 22:21:48,196 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [129 Valid, 53 Invalid, 554 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [210 Valid, 344 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-21 22:21:48,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-21 22:21:48,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-21 22:21:48,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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) [2023-11-21 22:21:48,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-21 22:21:48,225 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 52 [2023-11-21 22:21:48,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:21:48,225 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-21 22:21:48,226 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 19 states have (on average 2.789473684210526) internal successors, (53), 23 states have internal predecessors, (53), 15 states have call successors, (36), 6 states have call predecessors, (36), 8 states have return successors, (36), 14 states have call predecessors, (36), 15 states have call successors, (36) [2023-11-21 22:21:48,226 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-21 22:21:48,226 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-21 22:21:48,229 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-21 22:21:48,265 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94513b09-6aca-43af-ad27-f44da1e3bfa3/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-21 22:21:48,454 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94513b09-6aca-43af-ad27-f44da1e3bfa3/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-21 22:21:48,456 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-21 22:21:49,334 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line 20) the Hoare annotation is: true [2023-11-21 22:21:49,334 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(line 20) no Hoare annotation was computed. [2023-11-21 22:21:49,339 INFO L895 garLoopResultBuilder]: At program point L85(line 85) the Hoare annotation is: (and (= |~#var_1_10~0.base| ~var_1_10_Pointer~0.base) (= ~var_1_16_Pointer~0.base |~#var_1_16~0.base|) (= ~var_1_3_Pointer~0.offset |~#var_1_3~0.offset|) (= ~var_1_3_Pointer~0.base 5) (= ~var_1_16_Pointer~0.offset |~#var_1_16~0.offset|) (= 5 |~#var_1_3~0.base|) (= |~#var_1_9~0.base| ~var_1_9_Pointer~0.base) (<= (mod (select (select |#memory_int#5| ~var_1_9_Pointer~0.base) ~var_1_9_Pointer~0.offset) 256) 0) (= ~var_1_9_Pointer~0.offset |~#var_1_9~0.offset|) (= |~#var_1_10~0.offset| ~var_1_10_Pointer~0.offset)) [2023-11-21 22:21:49,339 INFO L899 garLoopResultBuilder]: For program point L85-1(line 85) no Hoare annotation was computed. [2023-11-21 22:21:49,339 INFO L899 garLoopResultBuilder]: For program point L19(line 19) no Hoare annotation was computed. [2023-11-21 22:21:49,339 INFO L899 garLoopResultBuilder]: For program point L19-1(line 19) no Hoare annotation was computed. [2023-11-21 22:21:49,339 INFO L899 garLoopResultBuilder]: For program point L19-3(line 19) no Hoare annotation was computed. [2023-11-21 22:21:49,340 INFO L895 garLoopResultBuilder]: At program point L86(line 86) the Hoare annotation is: (and (= |~#var_1_10~0.base| ~var_1_10_Pointer~0.base) (= ~var_1_16_Pointer~0.base |~#var_1_16~0.base|) (= ~var_1_3_Pointer~0.offset |~#var_1_3~0.offset|) (= ~var_1_3_Pointer~0.base 5) (= ~var_1_16_Pointer~0.offset |~#var_1_16~0.offset|) (= 5 |~#var_1_3~0.base|) (= |~#var_1_9~0.base| ~var_1_9_Pointer~0.base) (<= (mod (select (select |#memory_int#5| ~var_1_9_Pointer~0.base) ~var_1_9_Pointer~0.offset) 256) 0) (= ~var_1_9_Pointer~0.offset |~#var_1_9~0.offset|) (= |~#var_1_10~0.offset| ~var_1_10_Pointer~0.offset)) [2023-11-21 22:21:49,340 INFO L899 garLoopResultBuilder]: For program point L86-1(line 86) no Hoare annotation was computed. [2023-11-21 22:21:49,340 INFO L895 garLoopResultBuilder]: At program point L88(line 88) the Hoare annotation is: (and (= |~#var_1_10~0.base| ~var_1_10_Pointer~0.base) (= ~var_1_16_Pointer~0.base |~#var_1_16~0.base|) (= ~var_1_3_Pointer~0.offset |~#var_1_3~0.offset|) (= ~var_1_3_Pointer~0.base 5) (= ~var_1_16_Pointer~0.offset |~#var_1_16~0.offset|) (= 5 |~#var_1_3~0.base|) (= |~#var_1_9~0.base| ~var_1_9_Pointer~0.base) (= ~var_1_9_Pointer~0.offset |~#var_1_9~0.offset|) (= |~#var_1_10~0.offset| ~var_1_10_Pointer~0.offset)) [2023-11-21 22:21:49,340 INFO L899 garLoopResultBuilder]: For program point L88-1(line 88) no Hoare annotation was computed. [2023-11-21 22:21:49,341 INFO L895 garLoopResultBuilder]: At program point L89(line 89) the Hoare annotation is: (and (= |~#var_1_10~0.base| ~var_1_10_Pointer~0.base) (= ~var_1_16_Pointer~0.base |~#var_1_16~0.base|) (= ~var_1_3_Pointer~0.offset |~#var_1_3~0.offset|) (= ~var_1_3_Pointer~0.base 5) (= ~var_1_16_Pointer~0.offset |~#var_1_16~0.offset|) (= 5 |~#var_1_3~0.base|) (= |~#var_1_9~0.base| ~var_1_9_Pointer~0.base) (= ~var_1_9_Pointer~0.offset |~#var_1_9~0.offset|) (= |ULTIMATE.start_updateVariables_#t~mem48#1| (select (select |#memory_int#5| ~var_1_9_Pointer~0.base) ~var_1_9_Pointer~0.offset)) (= |~#var_1_10~0.offset| ~var_1_10_Pointer~0.offset)) [2023-11-21 22:21:49,341 INFO L899 garLoopResultBuilder]: For program point L89-1(line 89) no Hoare annotation was computed. [2023-11-21 22:21:49,341 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-21 22:21:49,341 INFO L895 garLoopResultBuilder]: At program point L91(line 91) the Hoare annotation is: (and (= |~#var_1_10~0.base| ~var_1_10_Pointer~0.base) (= ~var_1_16_Pointer~0.base |~#var_1_16~0.base|) (= ~var_1_3_Pointer~0.offset |~#var_1_3~0.offset|) (= ~var_1_3_Pointer~0.base 5) (= ~var_1_16_Pointer~0.offset |~#var_1_16~0.offset|) (= 5 |~#var_1_3~0.base|) (= |~#var_1_9~0.base| ~var_1_9_Pointer~0.base) (<= (mod (select (select |#memory_int#5| ~var_1_9_Pointer~0.base) ~var_1_9_Pointer~0.offset) 256) 0) (= ~var_1_9_Pointer~0.offset |~#var_1_9~0.offset|) (= |~#var_1_10~0.offset| ~var_1_10_Pointer~0.offset)) [2023-11-21 22:21:49,342 INFO L899 garLoopResultBuilder]: For program point L91-1(line 91) no Hoare annotation was computed. [2023-11-21 22:21:49,342 INFO L895 garLoopResultBuilder]: At program point L92(line 92) the Hoare annotation is: (and (= |~#var_1_10~0.base| ~var_1_10_Pointer~0.base) (= ~var_1_16_Pointer~0.base |~#var_1_16~0.base|) (= ~var_1_3_Pointer~0.offset |~#var_1_3~0.offset|) (= ~var_1_3_Pointer~0.base 5) (= ~var_1_16_Pointer~0.offset |~#var_1_16~0.offset|) (= 5 |~#var_1_3~0.base|) (= |~#var_1_9~0.base| ~var_1_9_Pointer~0.base) (<= (mod (select (select |#memory_int#5| ~var_1_9_Pointer~0.base) ~var_1_9_Pointer~0.offset) 256) 0) (= ~var_1_9_Pointer~0.offset |~#var_1_9~0.offset|) (= |~#var_1_10~0.offset| ~var_1_10_Pointer~0.offset)) [2023-11-21 22:21:49,344 INFO L899 garLoopResultBuilder]: For program point L92-1(line 92) no Hoare annotation was computed. [2023-11-21 22:21:49,345 INFO L895 garLoopResultBuilder]: At program point L110-2(lines 110 116) the Hoare annotation is: (and (= |~#var_1_10~0.base| ~var_1_10_Pointer~0.base) (= ~var_1_16_Pointer~0.base |~#var_1_16~0.base|) (= ~var_1_3_Pointer~0.offset |~#var_1_3~0.offset|) (= ~var_1_3_Pointer~0.base 5) (= ~var_1_16_Pointer~0.offset |~#var_1_16~0.offset|) (= 5 |~#var_1_3~0.base|) (= |~#var_1_9~0.base| ~var_1_9_Pointer~0.base) (<= (mod (select (select |#memory_int#5| ~var_1_9_Pointer~0.base) ~var_1_9_Pointer~0.offset) 256) 0) (= ~var_1_9_Pointer~0.offset |~#var_1_9~0.offset|) (= |~#var_1_10~0.offset| ~var_1_10_Pointer~0.offset)) [2023-11-21 22:21:49,345 INFO L895 garLoopResultBuilder]: At program point L94-8(line 94) the Hoare annotation is: (and (= |~#var_1_10~0.base| ~var_1_10_Pointer~0.base) (= ~var_1_16_Pointer~0.base |~#var_1_16~0.base|) (= ~var_1_3_Pointer~0.offset |~#var_1_3~0.offset|) (= ~var_1_3_Pointer~0.base 5) (= ~var_1_16_Pointer~0.offset |~#var_1_16~0.offset|) (= 5 |~#var_1_3~0.base|) (= |~#var_1_9~0.base| ~var_1_9_Pointer~0.base) (<= (mod (select (select |#memory_int#5| ~var_1_9_Pointer~0.base) ~var_1_9_Pointer~0.offset) 256) 0) (= ~var_1_9_Pointer~0.offset |~#var_1_9~0.offset|) (= |~#var_1_10~0.offset| ~var_1_10_Pointer~0.offset)) [2023-11-21 22:21:49,345 INFO L899 garLoopResultBuilder]: For program point L94-9(line 94) no Hoare annotation was computed. [2023-11-21 22:21:49,345 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-21 22:21:49,346 INFO L895 garLoopResultBuilder]: At program point L96-8(line 96) the Hoare annotation is: (and (= |~#var_1_10~0.base| ~var_1_10_Pointer~0.base) (= ~var_1_16_Pointer~0.base |~#var_1_16~0.base|) (= ~var_1_3_Pointer~0.offset |~#var_1_3~0.offset|) (= ~var_1_3_Pointer~0.base 5) (= ~var_1_16_Pointer~0.offset |~#var_1_16~0.offset|) (= 5 |~#var_1_3~0.base|) (= |~#var_1_9~0.base| ~var_1_9_Pointer~0.base) (<= (mod (select (select |#memory_int#5| ~var_1_9_Pointer~0.base) ~var_1_9_Pointer~0.offset) 256) 0) (= ~var_1_9_Pointer~0.offset |~#var_1_9~0.offset|) (= |~#var_1_10~0.offset| ~var_1_10_Pointer~0.offset)) [2023-11-21 22:21:49,346 INFO L899 garLoopResultBuilder]: For program point L96-9(line 96) no Hoare annotation was computed. [2023-11-21 22:21:49,346 INFO L895 garLoopResultBuilder]: At program point L98(line 98) the Hoare annotation is: (and (= |~#var_1_10~0.base| ~var_1_10_Pointer~0.base) (= ~var_1_16_Pointer~0.base |~#var_1_16~0.base|) (= ~var_1_3_Pointer~0.offset |~#var_1_3~0.offset|) (= ~var_1_3_Pointer~0.base 5) (= ~var_1_16_Pointer~0.offset |~#var_1_16~0.offset|) (= 5 |~#var_1_3~0.base|) (= |~#var_1_9~0.base| ~var_1_9_Pointer~0.base) (<= (mod (select (select |#memory_int#5| ~var_1_9_Pointer~0.base) ~var_1_9_Pointer~0.offset) 256) 0) (= ~var_1_9_Pointer~0.offset |~#var_1_9~0.offset|) (= |~#var_1_10~0.offset| ~var_1_10_Pointer~0.offset)) [2023-11-21 22:21:49,346 INFO L899 garLoopResultBuilder]: For program point L98-1(line 98) no Hoare annotation was computed. [2023-11-21 22:21:49,346 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 19) no Hoare annotation was computed. [2023-11-21 22:21:49,347 INFO L895 garLoopResultBuilder]: At program point L82(line 82) the Hoare annotation is: (and (= |~#var_1_10~0.base| ~var_1_10_Pointer~0.base) (= ~var_1_16_Pointer~0.base |~#var_1_16~0.base|) (= ~var_1_3_Pointer~0.offset |~#var_1_3~0.offset|) (= ~var_1_3_Pointer~0.base 5) (= ~var_1_16_Pointer~0.offset |~#var_1_16~0.offset|) (= 5 |~#var_1_3~0.base|) (= |~#var_1_9~0.base| ~var_1_9_Pointer~0.base) (<= (mod (select (select |#memory_int#5| ~var_1_9_Pointer~0.base) ~var_1_9_Pointer~0.offset) 256) 0) (= ~var_1_9_Pointer~0.offset |~#var_1_9~0.offset|) (= |~#var_1_10~0.offset| ~var_1_10_Pointer~0.offset)) [2023-11-21 22:21:49,347 INFO L899 garLoopResultBuilder]: For program point L82-1(line 82) no Hoare annotation was computed. [2023-11-21 22:21:49,347 INFO L895 garLoopResultBuilder]: At program point L99(line 99) the Hoare annotation is: (and (= |~#var_1_10~0.base| ~var_1_10_Pointer~0.base) (= ~var_1_16_Pointer~0.base |~#var_1_16~0.base|) (= ~var_1_3_Pointer~0.offset |~#var_1_3~0.offset|) (= ~var_1_3_Pointer~0.base 5) (= ~var_1_16_Pointer~0.offset |~#var_1_16~0.offset|) (= 5 |~#var_1_3~0.base|) (= |~#var_1_9~0.base| ~var_1_9_Pointer~0.base) (<= (mod (select (select |#memory_int#5| ~var_1_9_Pointer~0.base) ~var_1_9_Pointer~0.offset) 256) 0) (= ~var_1_9_Pointer~0.offset |~#var_1_9~0.offset|) (= |~#var_1_10~0.offset| ~var_1_10_Pointer~0.offset)) [2023-11-21 22:21:49,347 INFO L899 garLoopResultBuilder]: For program point L99-1(line 99) no Hoare annotation was computed. [2023-11-21 22:21:49,348 INFO L895 garLoopResultBuilder]: At program point L83(line 83) the Hoare annotation is: (and (= |~#var_1_10~0.base| ~var_1_10_Pointer~0.base) (= ~var_1_16_Pointer~0.base |~#var_1_16~0.base|) (= ~var_1_3_Pointer~0.offset |~#var_1_3~0.offset|) (= ~var_1_3_Pointer~0.base 5) (= ~var_1_16_Pointer~0.offset |~#var_1_16~0.offset|) (= 5 |~#var_1_3~0.base|) (= |~#var_1_9~0.base| ~var_1_9_Pointer~0.base) (<= (mod (select (select |#memory_int#5| ~var_1_9_Pointer~0.base) ~var_1_9_Pointer~0.offset) 256) 0) (= ~var_1_9_Pointer~0.offset |~#var_1_9~0.offset|) (= |~#var_1_10~0.offset| ~var_1_10_Pointer~0.offset)) [2023-11-21 22:21:49,348 INFO L899 garLoopResultBuilder]: For program point L83-1(line 83) no Hoare annotation was computed. [2023-11-21 22:21:49,351 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-21 22:21:49,353 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-21 22:21:49,369 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#5[~var_1_9_Pointer~0!base][~var_1_9_Pointer~0!offset] could not be translated [2023-11-21 22:21:49,371 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 10:21:49 BoogieIcfgContainer [2023-11-21 22:21:49,371 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-21 22:21:49,372 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 22:21:49,372 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 22:21:49,372 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 22:21:49,373 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:21:16" (3/4) ... [2023-11-21 22:21:49,375 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-21 22:21:49,379 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-21 22:21:49,393 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 84 nodes and edges [2023-11-21 22:21:49,394 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2023-11-21 22:21:49,396 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-21 22:21:49,397 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-21 22:21:49,576 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94513b09-6aca-43af-ad27-f44da1e3bfa3/bin/uautomizer-verify-bycVGegfSx/witness.graphml [2023-11-21 22:21:49,577 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94513b09-6aca-43af-ad27-f44da1e3bfa3/bin/uautomizer-verify-bycVGegfSx/witness.yml [2023-11-21 22:21:49,577 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 22:21:49,578 INFO L158 Benchmark]: Toolchain (without parser) took 35903.78ms. Allocated memory was 111.1MB in the beginning and 775.9MB in the end (delta: 664.8MB). Free memory was 68.9MB in the beginning and 406.0MB in the end (delta: -337.1MB). Peak memory consumption was 330.9MB. Max. memory is 16.1GB. [2023-11-21 22:21:49,578 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 111.1MB. Free memory is still 82.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:21:49,579 INFO L158 Benchmark]: CACSL2BoogieTranslator took 442.26ms. Allocated memory is still 111.1MB. Free memory was 68.6MB in the beginning and 54.9MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 22:21:49,579 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.38ms. Allocated memory is still 111.1MB. Free memory was 54.9MB in the beginning and 51.5MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 22:21:49,580 INFO L158 Benchmark]: Boogie Preprocessor took 138.96ms. Allocated memory is still 111.1MB. Free memory was 51.5MB in the beginning and 46.2MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 22:21:49,580 INFO L158 Benchmark]: RCFGBuilder took 1945.85ms. Allocated memory was 111.1MB in the beginning and 178.3MB in the end (delta: 67.1MB). Free memory was 46.2MB in the beginning and 120.3MB in the end (delta: -74.0MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-21 22:21:49,581 INFO L158 Benchmark]: TraceAbstraction took 33077.65ms. Allocated memory was 178.3MB in the beginning and 775.9MB in the end (delta: 597.7MB). Free memory was 120.3MB in the beginning and 416.5MB in the end (delta: -296.2MB). Peak memory consumption was 301.5MB. Max. memory is 16.1GB. [2023-11-21 22:21:49,581 INFO L158 Benchmark]: Witness Printer took 205.70ms. Allocated memory is still 775.9MB. Free memory was 416.5MB in the beginning and 406.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-21 22:21:49,584 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 111.1MB. Free memory is still 82.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 442.26ms. Allocated memory is still 111.1MB. Free memory was 68.6MB in the beginning and 54.9MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.38ms. Allocated memory is still 111.1MB. Free memory was 54.9MB in the beginning and 51.5MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 138.96ms. Allocated memory is still 111.1MB. Free memory was 51.5MB in the beginning and 46.2MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1945.85ms. Allocated memory was 111.1MB in the beginning and 178.3MB in the end (delta: 67.1MB). Free memory was 46.2MB in the beginning and 120.3MB in the end (delta: -74.0MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * TraceAbstraction took 33077.65ms. Allocated memory was 178.3MB in the beginning and 775.9MB in the end (delta: 597.7MB). Free memory was 120.3MB in the beginning and 416.5MB in the end (delta: -296.2MB). Peak memory consumption was 301.5MB. Max. memory is 16.1GB. * Witness Printer took 205.70ms. Allocated memory is still 775.9MB. Free memory was 416.5MB in the beginning and 406.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#5[~var_1_9_Pointer~0!base][~var_1_9_Pointer~0!offset] could not be translated * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 33 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 33.0s, OverallIterations: 1, TraceHistogramMax: 12, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 129 SdHoareTripleChecker+Valid, 1.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 128 mSDsluCounter, 53 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 38 mSDsCounter, 210 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 344 IncrementalHoareTripleChecker+Invalid, 554 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 210 mSolverCounterUnsat, 15 mSDtfsCounter, 344 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 155 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 262 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=33occurred in iteration=0, InterpolantAutomatonStates: 19, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 14 LocationsWithAnnotation, 49 PreInvPairs, 75 NumberOfFragments, 471 HoareAnnotationTreeSize, 49 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 14 FomulaSimplificationsInter, 1492 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 27.8s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 153 ConstructedInterpolants, 0 QuantifiedInterpolants, 2220 SizeOfPredicates, 77 NumberOfNonLiveVariables, 447 ConjunctsInSsa, 75 ConjunctsInUnsatCore, 3 InterpolantComputations, 0 PerfectInterpolantSequences, 274/396 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: null RESULT: Ultimate proved your program to be correct! [2023-11-21 22:21:49,635 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94513b09-6aca-43af-ad27-f44da1e3bfa3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE