./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-76.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 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_9fb1bf9a-de56-4d7c-8780-9b31d93c41b4/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb1bf9a-de56-4d7c-8780-9b31d93c41b4/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_9fb1bf9a-de56-4d7c-8780-9b31d93c41b4/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb1bf9a-de56-4d7c-8780-9b31d93c41b4/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-76.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb1bf9a-de56-4d7c-8780-9b31d93c41b4/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_9fb1bf9a-de56-4d7c-8780-9b31d93c41b4/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 282dfa0bfe333efa3c47884b86159bc6597e0a79cae24c957b75e6e92350e420 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 21:03:45,719 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 21:03:45,785 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb1bf9a-de56-4d7c-8780-9b31d93c41b4/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-21 21:03:45,790 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 21:03:45,791 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 21:03:45,817 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 21:03:45,818 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 21:03:45,818 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 21:03:45,819 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 21:03:45,820 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 21:03:45,820 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 21:03:45,821 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 21:03:45,822 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 21:03:45,822 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 21:03:45,823 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 21:03:45,824 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 21:03:45,824 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 21:03:45,825 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 21:03:45,825 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 21:03:45,826 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 21:03:45,826 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 21:03:45,827 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 21:03:45,827 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 21:03:45,828 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 21:03:45,828 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 21:03:45,829 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 21:03:45,829 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 21:03:45,830 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 21:03:45,830 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 21:03:45,830 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 21:03:45,831 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 21:03:45,831 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 21:03:45,832 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 21:03:45,832 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 21:03:45,832 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 21:03:45,833 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 21:03:45,833 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 21:03:45,833 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 21:03:45,833 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 21:03:45,834 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 21:03:45,834 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 21:03:45,834 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 21:03:45,835 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_9fb1bf9a-de56-4d7c-8780-9b31d93c41b4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb1bf9a-de56-4d7c-8780-9b31d93c41b4/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 282dfa0bfe333efa3c47884b86159bc6597e0a79cae24c957b75e6e92350e420 [2023-11-21 21:03:46,068 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 21:03:46,089 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 21:03:46,091 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 21:03:46,093 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 21:03:46,093 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 21:03:46,094 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb1bf9a-de56-4d7c-8780-9b31d93c41b4/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-76.i [2023-11-21 21:03:49,215 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 21:03:49,515 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 21:03:49,517 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb1bf9a-de56-4d7c-8780-9b31d93c41b4/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-76.i [2023-11-21 21:03:49,530 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb1bf9a-de56-4d7c-8780-9b31d93c41b4/bin/uautomizer-verify-bycVGegfSx/data/83b8f6aec/7df256f7040e43d992d3e5da0880c1c1/FLAG56174c55d [2023-11-21 21:03:49,791 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb1bf9a-de56-4d7c-8780-9b31d93c41b4/bin/uautomizer-verify-bycVGegfSx/data/83b8f6aec/7df256f7040e43d992d3e5da0880c1c1 [2023-11-21 21:03:49,796 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 21:03:49,797 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 21:03:49,799 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 21:03:49,799 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 21:03:49,804 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 21:03:49,805 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:03:49" (1/1) ... [2023-11-21 21:03:49,806 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33e6ec58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:03:49, skipping insertion in model container [2023-11-21 21:03:49,806 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:03:49" (1/1) ... [2023-11-21 21:03:49,836 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 21:03:49,984 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_9fb1bf9a-de56-4d7c-8780-9b31d93c41b4/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-76.i[916,929] [2023-11-21 21:03:50,044 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 21:03:50,064 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 21:03:50,075 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_9fb1bf9a-de56-4d7c-8780-9b31d93c41b4/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-76.i[916,929] [2023-11-21 21:03:50,105 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 21:03:50,125 INFO L206 MainTranslator]: Completed translation [2023-11-21 21:03:50,126 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:03:50 WrapperNode [2023-11-21 21:03:50,126 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 21:03:50,127 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 21:03:50,127 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 21:03:50,128 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 21:03:50,135 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:03:50" (1/1) ... [2023-11-21 21:03:50,149 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:03:50" (1/1) ... [2023-11-21 21:03:50,200 INFO L138 Inliner]: procedures = 29, calls = 145, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 396 [2023-11-21 21:03:50,201 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 21:03:50,201 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 21:03:50,202 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 21:03:50,202 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 21:03:50,216 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:03:50" (1/1) ... [2023-11-21 21:03:50,217 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:03:50" (1/1) ... [2023-11-21 21:03:50,224 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:03:50" (1/1) ... [2023-11-21 21:03:50,247 INFO L187 HeapSplitter]: Split 107 memory accesses to 13 slices as follows [2, 11, 6, 6, 14, 3, 12, 12, 10, 10, 6, 7, 8] [2023-11-21 21:03:50,247 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:03:50" (1/1) ... [2023-11-21 21:03:50,248 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:03:50" (1/1) ... [2023-11-21 21:03:50,269 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:03:50" (1/1) ... [2023-11-21 21:03:50,275 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:03:50" (1/1) ... [2023-11-21 21:03:50,281 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:03:50" (1/1) ... [2023-11-21 21:03:50,285 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:03:50" (1/1) ... [2023-11-21 21:03:50,293 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 21:03:50,306 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 21:03:50,307 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 21:03:50,307 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 21:03:50,308 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:03:50" (1/1) ... [2023-11-21 21:03:50,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 21:03:50,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb1bf9a-de56-4d7c-8780-9b31d93c41b4/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:03:50,356 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb1bf9a-de56-4d7c-8780-9b31d93c41b4/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 21:03:50,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb1bf9a-de56-4d7c-8780-9b31d93c41b4/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 21:03:50,413 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 21:03:50,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2023-11-21 21:03:50,415 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2023-11-21 21:03:50,415 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2023-11-21 21:03:50,415 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2023-11-21 21:03:50,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#4 [2023-11-21 21:03:50,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#5 [2023-11-21 21:03:50,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#6 [2023-11-21 21:03:50,419 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#7 [2023-11-21 21:03:50,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#8 [2023-11-21 21:03:50,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#9 [2023-11-21 21:03:50,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#10 [2023-11-21 21:03:50,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#11 [2023-11-21 21:03:50,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#12 [2023-11-21 21:03:50,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-21 21:03:50,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-21 21:03:50,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-21 21:03:50,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-21 21:03:50,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-21 21:03:50,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-21 21:03:50,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-21 21:03:50,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-21 21:03:50,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-21 21:03:50,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-21 21:03:50,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-21 21:03:50,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-11-21 21:03:50,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2023-11-21 21:03:50,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2023-11-21 21:03:50,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2023-11-21 21:03:50,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2023-11-21 21:03:50,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#3 [2023-11-21 21:03:50,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#4 [2023-11-21 21:03:50,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#5 [2023-11-21 21:03:50,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#6 [2023-11-21 21:03:50,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#7 [2023-11-21 21:03:50,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#8 [2023-11-21 21:03:50,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#9 [2023-11-21 21:03:50,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#10 [2023-11-21 21:03:50,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#11 [2023-11-21 21:03:50,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#12 [2023-11-21 21:03:50,430 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-21 21:03:50,430 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-21 21:03:50,430 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-21 21:03:50,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-21 21:03:50,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-21 21:03:50,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-21 21:03:50,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-21 21:03:50,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-21 21:03:50,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-21 21:03:50,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-21 21:03:50,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-21 21:03:50,433 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-11-21 21:03:50,433 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2023-11-21 21:03:50,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2023-11-21 21:03:50,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2023-11-21 21:03:50,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#2 [2023-11-21 21:03:50,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#3 [2023-11-21 21:03:50,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#4 [2023-11-21 21:03:50,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#5 [2023-11-21 21:03:50,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#6 [2023-11-21 21:03:50,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#7 [2023-11-21 21:03:50,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#8 [2023-11-21 21:03:50,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#9 [2023-11-21 21:03:50,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#10 [2023-11-21 21:03:50,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#11 [2023-11-21 21:03:50,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#12 [2023-11-21 21:03:50,437 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 21:03:50,437 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 21:03:50,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-21 21:03:50,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-21 21:03:50,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-21 21:03:50,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-21 21:03:50,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-21 21:03:50,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-21 21:03:50,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-21 21:03:50,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-21 21:03:50,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-21 21:03:50,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-21 21:03:50,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-21 21:03:50,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-11-21 21:03:50,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2023-11-21 21:03:50,440 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 21:03:50,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 21:03:50,686 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 21:03:50,689 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 21:03:51,203 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 21:03:52,047 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 21:03:52,047 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 21:03:52,049 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:03:52 BoogieIcfgContainer [2023-11-21 21:03:52,049 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 21:03:52,052 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 21:03:52,052 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 21:03:52,055 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 21:03:52,056 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 09:03:49" (1/3) ... [2023-11-21 21:03:52,057 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@528cf502 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 09:03:52, skipping insertion in model container [2023-11-21 21:03:52,057 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:03:50" (2/3) ... [2023-11-21 21:03:52,058 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@528cf502 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 09:03:52, skipping insertion in model container [2023-11-21 21:03:52,059 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:03:52" (3/3) ... [2023-11-21 21:03:52,060 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-76.i [2023-11-21 21:03:52,083 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 21:03:52,083 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-21 21:03:52,152 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 21:03:52,160 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;@53f5fa44, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 21:03:52,160 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-21 21:03:52,165 INFO L276 IsEmpty]: Start isEmpty. Operand has 39 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-21 21:03:52,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-21 21:03:52,177 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 21:03:52,178 INFO L195 NwaCegarLoop]: trace histogram [15, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 21:03:52,179 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 21:03:52,186 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 21:03:52,187 INFO L85 PathProgramCache]: Analyzing trace with hash -1270465341, now seen corresponding path program 1 times [2023-11-21 21:03:52,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 21:03:52,197 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681921226] [2023-11-21 21:03:52,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 21:03:52,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 21:03:53,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:03:59,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-21 21:03:59,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:03:59,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-21 21:03:59,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:03:59,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-21 21:03:59,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:03:59,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-21 21:03:59,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:03:59,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-21 21:03:59,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:03:59,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-11-21 21:03:59,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:03:59,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-21 21:03:59,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:03:59,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-11-21 21:03:59,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:03:59,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-21 21:03:59,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:03:59,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-21 21:03:59,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:03:59,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2023-11-21 21:03:59,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:03:59,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-21 21:03:59,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:03:59,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-21 21:03:59,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:03:59,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-21 21:03:59,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:03:59,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-21 21:03:59,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:03:59,909 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 5 proven. 9 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2023-11-21 21:03:59,909 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 21:03:59,910 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1681921226] [2023-11-21 21:03:59,910 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1681921226] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-21 21:03:59,911 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1380687187] [2023-11-21 21:03:59,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 21:03:59,911 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 21:03:59,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb1bf9a-de56-4d7c-8780-9b31d93c41b4/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:03:59,915 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb1bf9a-de56-4d7c-8780-9b31d93c41b4/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 21:03:59,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb1bf9a-de56-4d7c-8780-9b31d93c41b4/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-21 21:04:00,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:04:00,324 INFO L262 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 52 conjunts are in the unsatisfiable core [2023-11-21 21:04:00,352 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 21:04:00,679 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 21:04:01,057 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 21:04:04,279 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 328 treesize of output 324 [2023-11-21 21:04:04,371 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 1048 treesize of output 996 [2023-11-21 21:04:04,823 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 397 treesize of output 377 [2023-11-21 21:04:04,872 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 377 treesize of output 373 [2023-11-21 21:04:04,925 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 286 treesize of output 270 [2023-11-21 21:04:04,979 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 270 treesize of output 254 [2023-11-21 21:04:05,030 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 258 treesize of output 238 [2023-11-21 21:04:05,438 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 5 proven. 157 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-21 21:04:05,439 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-21 21:04:08,162 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 377 treesize of output 373 [2023-11-21 21:04:08,257 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 479 treesize of output 467 [2023-11-21 21:04:08,354 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 369 treesize of output 365 [2023-11-21 21:04:08,445 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 463 treesize of output 451 [2023-11-21 21:04:08,593 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 21:04:08,595 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 175 treesize of output 210 [2023-11-21 21:04:08,816 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 21:04:08,818 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 157 treesize of output 155 [2023-11-21 21:04:08,996 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 386 treesize of output 374 [2023-11-21 21:04:09,180 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 471 treesize of output 459 [2023-11-21 21:04:09,323 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 13 treesize of output 1 [2023-11-21 21:04:09,478 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 90 treesize of output 86 [2023-11-21 21:04:10,213 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 21:04:10,214 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 55 treesize of output 69 [2023-11-21 21:04:10,470 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 21:04:10,470 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 44 treesize of output 45 [2023-11-21 21:04:10,614 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 13 treesize of output 1 [2023-11-21 21:04:10,692 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 364 treesize of output 360 [2023-11-21 21:04:10,769 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 360 treesize of output 348 [2023-11-21 21:04:11,345 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 69 treesize of output 55 [2023-11-21 21:04:11,352 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 16 treesize of output 14 [2023-11-21 21:04:11,359 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 14 treesize of output 12 [2023-11-21 21:04:11,625 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 21:04:11,718 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 5 proven. 9 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2023-11-21 21:04:11,718 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1380687187] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-21 21:04:11,719 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-21 21:04:11,719 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 9, 8] total 25 [2023-11-21 21:04:11,721 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1531137278] [2023-11-21 21:04:11,722 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-21 21:04:11,727 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2023-11-21 21:04:11,728 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 21:04:11,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2023-11-21 21:04:11,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=486, Unknown=0, NotChecked=0, Total=600 [2023-11-21 21:04:11,763 INFO L87 Difference]: Start difference. First operand has 39 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 25 states, 16 states have (on average 3.6875) internal successors, (59), 23 states have internal predecessors, (59), 15 states have call successors, (45), 5 states have call predecessors, (45), 8 states have return successors, (45), 11 states have call predecessors, (45), 15 states have call successors, (45) [2023-11-21 21:04:12,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 21:04:12,720 INFO L93 Difference]: Finished difference Result 80 states and 109 transitions. [2023-11-21 21:04:12,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-21 21:04:12,722 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 16 states have (on average 3.6875) internal successors, (59), 23 states have internal predecessors, (59), 15 states have call successors, (45), 5 states have call predecessors, (45), 8 states have return successors, (45), 11 states have call predecessors, (45), 15 states have call successors, (45) Word has length 64 [2023-11-21 21:04:12,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 21:04:12,728 INFO L225 Difference]: With dead ends: 80 [2023-11-21 21:04:12,729 INFO L226 Difference]: Without dead ends: 0 [2023-11-21 21:04:12,732 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 146 SyntacticMatches, 2 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 188 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=283, Invalid=907, Unknown=0, NotChecked=0, Total=1190 [2023-11-21 21:04:12,736 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 52 mSDsluCounter, 96 mSDsCounter, 0 mSdLazyCounter, 325 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 53 SdHoareTripleChecker+Valid, 119 SdHoareTripleChecker+Invalid, 406 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 325 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-21 21:04:12,737 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [53 Valid, 119 Invalid, 406 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 325 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-21 21:04:12,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-21 21:04:12,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-21 21:04:12,764 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 21:04:12,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-21 21:04:12,766 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 64 [2023-11-21 21:04:12,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 21:04:12,766 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-21 21:04:12,767 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 16 states have (on average 3.6875) internal successors, (59), 23 states have internal predecessors, (59), 15 states have call successors, (45), 5 states have call predecessors, (45), 8 states have return successors, (45), 11 states have call predecessors, (45), 15 states have call successors, (45) [2023-11-21 21:04:12,767 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-21 21:04:12,767 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-21 21:04:12,770 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-21 21:04:12,798 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb1bf9a-de56-4d7c-8780-9b31d93c41b4/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-21 21:04:12,983 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb1bf9a-de56-4d7c-8780-9b31d93c41b4/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-21 21:04:12,986 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-21 21:04:13,327 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line 20) the Hoare annotation is: true [2023-11-21 21:04:13,327 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(line 20) no Hoare annotation was computed. [2023-11-21 21:04:13,327 INFO L895 garLoopResultBuilder]: At program point L85(line 85) the Hoare annotation is: (let ((.cse0 (select (select |#memory_int#10| ~var_1_11_Pointer~0.base) ~var_1_11_Pointer~0.offset))) (and (= ~var_1_13_Pointer~0.base |~#var_1_13~0.base|) (= |~#var_1_13~0.offset| ~var_1_13_Pointer~0.offset) (= ~var_1_11_Pointer~0.base |~#var_1_11~0.base|) (= ~var_1_11_Pointer~0.offset |~#var_1_11~0.offset|) (<= .cse0 127) (= ~var_1_5_Pointer~0.offset |~#var_1_5~0.offset|) (<= 0 (div (+ .cse0 240) 256)) (= |~#var_1_5~0.base| ~var_1_5_Pointer~0.base) (let ((.cse1 (select (select |#memory_int#4| ~var_1_5_Pointer~0.base) ~var_1_5_Pointer~0.offset))) (<= .cse1 (* 256 (div .cse1 256)))))) [2023-11-21 21:04:13,327 INFO L899 garLoopResultBuilder]: For program point L85-1(line 85) no Hoare annotation was computed. [2023-11-21 21:04:13,327 INFO L895 garLoopResultBuilder]: At program point L118-2(lines 118 124) the Hoare annotation is: (let ((.cse0 (select (select |#memory_int#10| ~var_1_11_Pointer~0.base) ~var_1_11_Pointer~0.offset))) (and (= ~var_1_13_Pointer~0.base |~#var_1_13~0.base|) (= |~#var_1_13~0.offset| ~var_1_13_Pointer~0.offset) (= ~var_1_11_Pointer~0.base |~#var_1_11~0.base|) (= ~var_1_11_Pointer~0.offset |~#var_1_11~0.offset|) (<= .cse0 127) (= ~var_1_5_Pointer~0.offset |~#var_1_5~0.offset|) (<= 0 (div (+ .cse0 240) 256)) (= |~#var_1_5~0.base| ~var_1_5_Pointer~0.base) (let ((.cse1 (select (select |#memory_int#4| ~var_1_5_Pointer~0.base) ~var_1_5_Pointer~0.offset))) (<= .cse1 (* 256 (div .cse1 256)))))) [2023-11-21 21:04:13,328 INFO L899 garLoopResultBuilder]: For program point L19(line 19) no Hoare annotation was computed. [2023-11-21 21:04:13,328 INFO L899 garLoopResultBuilder]: For program point L19-1(line 19) no Hoare annotation was computed. [2023-11-21 21:04:13,328 INFO L899 garLoopResultBuilder]: For program point L19-3(line 19) no Hoare annotation was computed. [2023-11-21 21:04:13,328 INFO L895 garLoopResultBuilder]: At program point L102(line 102) the Hoare annotation is: (let ((.cse0 (select (select |#memory_int#10| ~var_1_11_Pointer~0.base) ~var_1_11_Pointer~0.offset))) (and (= |ULTIMATE.start_updateVariables_#t~mem56#1| .cse0) (= ~var_1_13_Pointer~0.base |~#var_1_13~0.base|) (= |~#var_1_13~0.offset| ~var_1_13_Pointer~0.offset) (= ~var_1_11_Pointer~0.base |~#var_1_11~0.base|) (= ~var_1_11_Pointer~0.offset |~#var_1_11~0.offset|) (= ~var_1_5_Pointer~0.offset |~#var_1_5~0.offset|) (<= 0 (div (+ .cse0 240) 256)) (= |~#var_1_5~0.base| ~var_1_5_Pointer~0.base) (<= |ULTIMATE.start_updateVariables_#t~mem56#1| 127) (let ((.cse1 (select (select |#memory_int#4| ~var_1_5_Pointer~0.base) ~var_1_5_Pointer~0.offset))) (<= .cse1 (* 256 (div .cse1 256)))))) [2023-11-21 21:04:13,328 INFO L899 garLoopResultBuilder]: For program point L102-1(line 102) no Hoare annotation was computed. [2023-11-21 21:04:13,328 INFO L895 garLoopResultBuilder]: At program point L86(line 86) the Hoare annotation is: (let ((.cse0 (select (select |#memory_int#10| ~var_1_11_Pointer~0.base) ~var_1_11_Pointer~0.offset))) (and (= ~var_1_13_Pointer~0.base |~#var_1_13~0.base|) (= |~#var_1_13~0.offset| ~var_1_13_Pointer~0.offset) (= ~var_1_11_Pointer~0.base |~#var_1_11~0.base|) (= ~var_1_11_Pointer~0.offset |~#var_1_11~0.offset|) (<= .cse0 127) (= ~var_1_5_Pointer~0.offset |~#var_1_5~0.offset|) (<= 0 (div (+ .cse0 240) 256)) (= |~#var_1_5~0.base| ~var_1_5_Pointer~0.base) (let ((.cse1 (select (select |#memory_int#4| ~var_1_5_Pointer~0.base) ~var_1_5_Pointer~0.offset))) (<= .cse1 (* 256 (div .cse1 256)))))) [2023-11-21 21:04:13,329 INFO L899 garLoopResultBuilder]: For program point L86-1(line 86) no Hoare annotation was computed. [2023-11-21 21:04:13,329 INFO L895 garLoopResultBuilder]: At program point L103(line 103) the Hoare annotation is: (let ((.cse0 (select (select |#memory_int#10| ~var_1_11_Pointer~0.base) ~var_1_11_Pointer~0.offset))) (and (= ~var_1_13_Pointer~0.base |~#var_1_13~0.base|) (= |~#var_1_13~0.offset| ~var_1_13_Pointer~0.offset) (= ~var_1_11_Pointer~0.base |~#var_1_11~0.base|) (= ~var_1_11_Pointer~0.offset |~#var_1_11~0.offset|) (<= .cse0 127) (= ~var_1_5_Pointer~0.offset |~#var_1_5~0.offset|) (<= 0 (div (+ .cse0 240) 256)) (= |~#var_1_5~0.base| ~var_1_5_Pointer~0.base) (let ((.cse1 (select (select |#memory_int#4| ~var_1_5_Pointer~0.base) ~var_1_5_Pointer~0.offset))) (<= .cse1 (* 256 (div .cse1 256)))))) [2023-11-21 21:04:13,330 INFO L899 garLoopResultBuilder]: For program point L103-1(line 103) no Hoare annotation was computed. [2023-11-21 21:04:13,333 INFO L895 garLoopResultBuilder]: At program point L88(line 88) the Hoare annotation is: (let ((.cse0 (select (select |#memory_int#10| ~var_1_11_Pointer~0.base) ~var_1_11_Pointer~0.offset))) (and (= ~var_1_13_Pointer~0.base |~#var_1_13~0.base|) (= |~#var_1_13~0.offset| ~var_1_13_Pointer~0.offset) (= ~var_1_11_Pointer~0.base |~#var_1_11~0.base|) (= ~var_1_11_Pointer~0.offset |~#var_1_11~0.offset|) (<= .cse0 127) (= ~var_1_5_Pointer~0.offset |~#var_1_5~0.offset|) (<= 0 (div (+ .cse0 240) 256)) (= |~#var_1_5~0.base| ~var_1_5_Pointer~0.base) (let ((.cse1 (select (select |#memory_int#4| ~var_1_5_Pointer~0.base) ~var_1_5_Pointer~0.offset))) (<= .cse1 (* 256 (div .cse1 256)))))) [2023-11-21 21:04:13,333 INFO L899 garLoopResultBuilder]: For program point L88-1(line 88) no Hoare annotation was computed. [2023-11-21 21:04:13,334 INFO L895 garLoopResultBuilder]: At program point L105(line 105) the Hoare annotation is: (let ((.cse0 (select (select |#memory_int#10| ~var_1_11_Pointer~0.base) ~var_1_11_Pointer~0.offset))) (and (= ~var_1_13_Pointer~0.base |~#var_1_13~0.base|) (= |~#var_1_13~0.offset| ~var_1_13_Pointer~0.offset) (= (select (select |#memory_int#12| |~#var_1_13~0.base|) |~#var_1_13~0.offset|) |ULTIMATE.start_updateVariables_#t~mem59#1|) (= ~var_1_11_Pointer~0.base |~#var_1_11~0.base|) (= ~var_1_11_Pointer~0.offset |~#var_1_11~0.offset|) (<= .cse0 127) (= ~var_1_5_Pointer~0.offset |~#var_1_5~0.offset|) (<= 0 (div (+ .cse0 240) 256)) (= |~#var_1_5~0.base| ~var_1_5_Pointer~0.base) (let ((.cse1 (select (select |#memory_int#4| ~var_1_5_Pointer~0.base) ~var_1_5_Pointer~0.offset))) (<= .cse1 (* 256 (div .cse1 256)))))) [2023-11-21 21:04:13,334 INFO L899 garLoopResultBuilder]: For program point L105-1(line 105) no Hoare annotation was computed. [2023-11-21 21:04:13,334 INFO L895 garLoopResultBuilder]: At program point L89(line 89) the Hoare annotation is: (let ((.cse0 (select (select |#memory_int#10| ~var_1_11_Pointer~0.base) ~var_1_11_Pointer~0.offset))) (and (= ~var_1_13_Pointer~0.base |~#var_1_13~0.base|) (= |~#var_1_13~0.offset| ~var_1_13_Pointer~0.offset) (= ~var_1_11_Pointer~0.base |~#var_1_11~0.base|) (= ~var_1_11_Pointer~0.offset |~#var_1_11~0.offset|) (<= .cse0 127) (= ~var_1_5_Pointer~0.offset |~#var_1_5~0.offset|) (<= 0 (div (+ .cse0 240) 256)) (= |~#var_1_5~0.base| ~var_1_5_Pointer~0.base) (let ((.cse1 (select (select |#memory_int#4| ~var_1_5_Pointer~0.base) ~var_1_5_Pointer~0.offset))) (<= .cse1 (* 256 (div .cse1 256)))))) [2023-11-21 21:04:13,334 INFO L899 garLoopResultBuilder]: For program point L89-1(line 89) no Hoare annotation was computed. [2023-11-21 21:04:13,335 INFO L895 garLoopResultBuilder]: At program point L106(line 106) the Hoare annotation is: (let ((.cse0 (select (select |#memory_int#10| ~var_1_11_Pointer~0.base) ~var_1_11_Pointer~0.offset))) (and (= ~var_1_13_Pointer~0.base |~#var_1_13~0.base|) (= |~#var_1_13~0.offset| ~var_1_13_Pointer~0.offset) (= ~var_1_11_Pointer~0.base |~#var_1_11~0.base|) (= ~var_1_11_Pointer~0.offset |~#var_1_11~0.offset|) (<= .cse0 127) (= ~var_1_5_Pointer~0.offset |~#var_1_5~0.offset|) (<= 0 (div (+ .cse0 240) 256)) (= |~#var_1_5~0.base| ~var_1_5_Pointer~0.base) (let ((.cse1 (select (select |#memory_int#4| ~var_1_5_Pointer~0.base) ~var_1_5_Pointer~0.offset))) (<= .cse1 (* 256 (div .cse1 256)))))) [2023-11-21 21:04:13,335 INFO L899 garLoopResultBuilder]: For program point L106-1(line 106) no Hoare annotation was computed. [2023-11-21 21:04:13,335 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-21 21:04:13,335 INFO L895 garLoopResultBuilder]: At program point L91(line 91) the Hoare annotation is: (and (= ~var_1_13_Pointer~0.base |~#var_1_13~0.base|) (= |~#var_1_13~0.offset| ~var_1_13_Pointer~0.offset) (= ~var_1_11_Pointer~0.base |~#var_1_11~0.base|) (= ~var_1_11_Pointer~0.offset |~#var_1_11~0.offset|) (= ~var_1_5_Pointer~0.offset |~#var_1_5~0.offset|) (= |~#var_1_5~0.base| ~var_1_5_Pointer~0.base)) [2023-11-21 21:04:13,335 INFO L899 garLoopResultBuilder]: For program point L91-1(line 91) no Hoare annotation was computed. [2023-11-21 21:04:13,336 INFO L895 garLoopResultBuilder]: At program point L92(line 92) the Hoare annotation is: (and (= |ULTIMATE.start_updateVariables_#t~mem40#1| (select (select |#memory_int#4| ~var_1_5_Pointer~0.base) ~var_1_5_Pointer~0.offset)) (= ~var_1_13_Pointer~0.base |~#var_1_13~0.base|) (= |~#var_1_13~0.offset| ~var_1_13_Pointer~0.offset) (= ~var_1_11_Pointer~0.base |~#var_1_11~0.base|) (= ~var_1_11_Pointer~0.offset |~#var_1_11~0.offset|) (= ~var_1_5_Pointer~0.offset |~#var_1_5~0.offset|) (= |~#var_1_5~0.base| ~var_1_5_Pointer~0.base)) [2023-11-21 21:04:13,336 INFO L899 garLoopResultBuilder]: For program point L92-1(line 92) no Hoare annotation was computed. [2023-11-21 21:04:13,336 INFO L895 garLoopResultBuilder]: At program point L94-8(line 94) the Hoare annotation is: (and (= ~var_1_13_Pointer~0.base |~#var_1_13~0.base|) (= |~#var_1_13~0.offset| ~var_1_13_Pointer~0.offset) (= ~var_1_11_Pointer~0.base |~#var_1_11~0.base|) (= ~var_1_11_Pointer~0.offset |~#var_1_11~0.offset|) (= ~var_1_5_Pointer~0.offset |~#var_1_5~0.offset|) (= |~#var_1_5~0.base| ~var_1_5_Pointer~0.base) (let ((.cse0 (select (select |#memory_int#4| ~var_1_5_Pointer~0.base) ~var_1_5_Pointer~0.offset))) (<= .cse0 (* 256 (div .cse0 256))))) [2023-11-21 21:04:13,336 INFO L899 garLoopResultBuilder]: For program point L94-9(line 94) no Hoare annotation was computed. [2023-11-21 21:04:13,337 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-21 21:04:13,337 INFO L895 garLoopResultBuilder]: At program point L96(line 96) the Hoare annotation is: (and (= ~var_1_13_Pointer~0.base |~#var_1_13~0.base|) (= |~#var_1_13~0.offset| ~var_1_13_Pointer~0.offset) (= ~var_1_11_Pointer~0.base |~#var_1_11~0.base|) (= ~var_1_11_Pointer~0.offset |~#var_1_11~0.offset|) (= ~var_1_5_Pointer~0.offset |~#var_1_5~0.offset|) (= |~#var_1_5~0.base| ~var_1_5_Pointer~0.base) (let ((.cse0 (select (select |#memory_int#4| ~var_1_5_Pointer~0.base) ~var_1_5_Pointer~0.offset))) (<= .cse0 (* 256 (div .cse0 256))))) [2023-11-21 21:04:13,337 INFO L899 garLoopResultBuilder]: For program point L96-1(line 96) no Hoare annotation was computed. [2023-11-21 21:04:13,337 INFO L895 garLoopResultBuilder]: At program point L97(line 97) the Hoare annotation is: (and (= ~var_1_13_Pointer~0.base |~#var_1_13~0.base|) (= |~#var_1_13~0.offset| ~var_1_13_Pointer~0.offset) (= ~var_1_11_Pointer~0.base |~#var_1_11~0.base|) (= ~var_1_11_Pointer~0.offset |~#var_1_11~0.offset|) (= ~var_1_5_Pointer~0.offset |~#var_1_5~0.offset|) (= |~#var_1_5~0.base| ~var_1_5_Pointer~0.base) (let ((.cse0 (select (select |#memory_int#4| ~var_1_5_Pointer~0.base) ~var_1_5_Pointer~0.offset))) (<= .cse0 (* 256 (div .cse0 256))))) [2023-11-21 21:04:13,337 INFO L899 garLoopResultBuilder]: For program point L97-1(line 97) no Hoare annotation was computed. [2023-11-21 21:04:13,338 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 19) no Hoare annotation was computed. [2023-11-21 21:04:13,338 INFO L895 garLoopResultBuilder]: At program point L99(line 99) the Hoare annotation is: (and (= ~var_1_13_Pointer~0.base |~#var_1_13~0.base|) (= |~#var_1_13~0.offset| ~var_1_13_Pointer~0.offset) (= ~var_1_11_Pointer~0.base |~#var_1_11~0.base|) (= ~var_1_11_Pointer~0.offset |~#var_1_11~0.offset|) (= ~var_1_5_Pointer~0.offset |~#var_1_5~0.offset|) (= |~#var_1_5~0.base| ~var_1_5_Pointer~0.base) (let ((.cse0 (select (select |#memory_int#4| ~var_1_5_Pointer~0.base) ~var_1_5_Pointer~0.offset))) (<= .cse0 (* 256 (div .cse0 256))))) [2023-11-21 21:04:13,338 INFO L899 garLoopResultBuilder]: For program point L99-1(line 99) no Hoare annotation was computed. [2023-11-21 21:04:13,338 INFO L895 garLoopResultBuilder]: At program point L100(line 100) the Hoare annotation is: (and (= ~var_1_13_Pointer~0.base |~#var_1_13~0.base|) (= |~#var_1_13~0.offset| ~var_1_13_Pointer~0.offset) (= ~var_1_11_Pointer~0.base |~#var_1_11~0.base|) (= ~var_1_11_Pointer~0.offset |~#var_1_11~0.offset|) (= ~var_1_5_Pointer~0.offset |~#var_1_5~0.offset|) (= |~#var_1_5~0.base| ~var_1_5_Pointer~0.base) (let ((.cse0 (select (select |#memory_int#4| ~var_1_5_Pointer~0.base) ~var_1_5_Pointer~0.offset))) (<= .cse0 (* 256 (div .cse0 256))))) [2023-11-21 21:04:13,339 INFO L899 garLoopResultBuilder]: For program point L100-1(line 100) no Hoare annotation was computed. [2023-11-21 21:04:13,342 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-21 21:04:13,346 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-21 21:04:13,366 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#10[~var_1_11_Pointer~0!base][~var_1_11_Pointer~0!offset] could not be translated [2023-11-21 21:04:13,370 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#10[~var_1_11_Pointer~0!base][~var_1_11_Pointer~0!offset] could not be translated [2023-11-21 21:04:13,371 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#4[~var_1_5_Pointer~0!base][~var_1_5_Pointer~0!offset] could not be translated [2023-11-21 21:04:13,371 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#4[~var_1_5_Pointer~0!base][~var_1_5_Pointer~0!offset] could not be translated [2023-11-21 21:04:13,373 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 09:04:13 BoogieIcfgContainer [2023-11-21 21:04:13,373 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-21 21:04:13,374 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 21:04:13,378 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 21:04:13,378 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 21:04:13,379 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:03:52" (3/4) ... [2023-11-21 21:04:13,381 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-21 21:04:13,384 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-21 21:04:13,397 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 71 nodes and edges [2023-11-21 21:04:13,401 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2023-11-21 21:04:13,403 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-21 21:04:13,404 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-21 21:04:13,583 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb1bf9a-de56-4d7c-8780-9b31d93c41b4/bin/uautomizer-verify-bycVGegfSx/witness.graphml [2023-11-21 21:04:13,584 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb1bf9a-de56-4d7c-8780-9b31d93c41b4/bin/uautomizer-verify-bycVGegfSx/witness.yml [2023-11-21 21:04:13,584 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 21:04:13,585 INFO L158 Benchmark]: Toolchain (without parser) took 23787.89ms. Allocated memory was 163.6MB in the beginning and 639.6MB in the end (delta: 476.1MB). Free memory was 127.5MB in the beginning and 424.0MB in the end (delta: -296.5MB). Peak memory consumption was 182.7MB. Max. memory is 16.1GB. [2023-11-21 21:04:13,585 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 113.2MB. Free memory is still 62.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 21:04:13,586 INFO L158 Benchmark]: CACSL2BoogieTranslator took 327.83ms. Allocated memory is still 163.6MB. Free memory was 127.1MB in the beginning and 113.6MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 21:04:13,586 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.65ms. Allocated memory is still 163.6MB. Free memory was 113.6MB in the beginning and 110.3MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 21:04:13,587 INFO L158 Benchmark]: Boogie Preprocessor took 104.12ms. Allocated memory is still 163.6MB. Free memory was 110.3MB in the beginning and 105.2MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 21:04:13,591 INFO L158 Benchmark]: RCFGBuilder took 1742.60ms. Allocated memory was 163.6MB in the beginning and 211.8MB in the end (delta: 48.2MB). Free memory was 105.2MB in the beginning and 109.8MB in the end (delta: -4.6MB). Peak memory consumption was 46.2MB. Max. memory is 16.1GB. [2023-11-21 21:04:13,592 INFO L158 Benchmark]: TraceAbstraction took 21321.60ms. Allocated memory was 211.8MB in the beginning and 639.6MB in the end (delta: 427.8MB). Free memory was 108.8MB in the beginning and 434.5MB in the end (delta: -325.7MB). Peak memory consumption was 104.2MB. Max. memory is 16.1GB. [2023-11-21 21:04:13,592 INFO L158 Benchmark]: Witness Printer took 210.53ms. Allocated memory is still 639.6MB. Free memory was 434.5MB in the beginning and 424.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-21 21:04:13,595 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 113.2MB. Free memory is still 62.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 327.83ms. Allocated memory is still 163.6MB. Free memory was 127.1MB in the beginning and 113.6MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.65ms. Allocated memory is still 163.6MB. Free memory was 113.6MB in the beginning and 110.3MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 104.12ms. Allocated memory is still 163.6MB. Free memory was 110.3MB in the beginning and 105.2MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1742.60ms. Allocated memory was 163.6MB in the beginning and 211.8MB in the end (delta: 48.2MB). Free memory was 105.2MB in the beginning and 109.8MB in the end (delta: -4.6MB). Peak memory consumption was 46.2MB. Max. memory is 16.1GB. * TraceAbstraction took 21321.60ms. Allocated memory was 211.8MB in the beginning and 639.6MB in the end (delta: 427.8MB). Free memory was 108.8MB in the beginning and 434.5MB in the end (delta: -325.7MB). Peak memory consumption was 104.2MB. Max. memory is 16.1GB. * Witness Printer took 210.53ms. Allocated memory is still 639.6MB. Free memory was 434.5MB in the beginning and 424.0MB 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#10[~var_1_11_Pointer~0!base][~var_1_11_Pointer~0!offset] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#10[~var_1_11_Pointer~0!base][~var_1_11_Pointer~0!offset] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#4[~var_1_5_Pointer~0!base][~var_1_5_Pointer~0!offset] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#4[~var_1_5_Pointer~0!base][~var_1_5_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, 39 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 21.2s, OverallIterations: 1, TraceHistogramMax: 15, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 53 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 52 mSDsluCounter, 119 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 96 mSDsCounter, 81 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 325 IncrementalHoareTripleChecker+Invalid, 406 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 81 mSolverCounterUnsat, 23 mSDtfsCounter, 325 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 181 GetRequests, 146 SyntacticMatches, 2 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 188 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=39occurred in iteration=0, InterpolantAutomatonStates: 13, 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, 17 LocationsWithAnnotation, 46 PreInvPairs, 62 NumberOfFragments, 694 HoareAnnotationTreeSize, 46 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 17 FomulaSimplificationsInter, 396 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 18.1s InterpolantComputationTime, 128 NumberOfCodeBlocks, 128 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 189 ConstructedInterpolants, 0 QuantifiedInterpolants, 2123 SizeOfPredicates, 79 NumberOfNonLiveVariables, 477 ConjunctsInSsa, 52 ConjunctsInUnsatCore, 3 InterpolantComputations, 0 PerfectInterpolantSequences, 455/630 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: 118]: Loop Invariant Derived loop invariant: null RESULT: Ultimate proved your program to be correct! [2023-11-21 21:04:13,646 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb1bf9a-de56-4d7c-8780-9b31d93c41b4/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