./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b91dc-b481-43c4-a9ee-4d1051f30d4d/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b91dc-b481-43c4-a9ee-4d1051f30d4d/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b91dc-b481-43c4-a9ee-4d1051f30d4d/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b91dc-b481-43c4-a9ee-4d1051f30d4d/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b91dc-b481-43c4-a9ee-4d1051f30d4d/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b91dc-b481-43c4-a9ee-4d1051f30d4d/bin/uautomizer-verify-4GaUIPS5ZU --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6e6f79eda5be95b806b33aaa2a353a360ae33a1e35cc1bf6f128d14768d932de --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:19:06,726 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:19:06,827 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b91dc-b481-43c4-a9ee-4d1051f30d4d/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-10-31 22:19:06,835 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:19:06,835 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:19:06,873 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:19:06,874 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:19:06,875 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:19:06,876 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:19:06,878 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:19:06,879 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:19:06,879 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:19:06,880 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:19:06,884 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:19:06,884 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:19:06,885 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:19:06,885 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:19:06,886 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-31 22:19:06,886 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:19:06,886 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-31 22:19:06,887 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:19:06,888 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:19:06,888 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:19:06,890 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:19:06,890 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:19:06,891 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-31 22:19:06,891 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-31 22:19:06,891 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-31 22:19:06,892 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:19:06,892 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:19:06,893 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:19:06,893 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:19:06,894 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:19:06,894 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:19:06,895 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:19:06,895 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:19:06,896 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:19:06,896 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:19:06,897 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:19:06,897 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 22:19:06,897 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:19:06,898 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:19:06,898 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:19:06,899 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:19:06,899 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_243b91dc-b481-43c4-a9ee-4d1051f30d4d/bin/uautomizer-verify-4GaUIPS5ZU/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b91dc-b481-43c4-a9ee-4d1051f30d4d/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e6f79eda5be95b806b33aaa2a353a360ae33a1e35cc1bf6f128d14768d932de [2024-10-31 22:19:07,188 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:19:07,235 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:19:07,238 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:19:07,240 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:19:07,240 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:19:07,241 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b91dc-b481-43c4-a9ee-4d1051f30d4d/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i Unable to find full path for "g++" [2024-10-31 22:19:09,397 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:19:09,774 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:19:09,775 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b91dc-b481-43c4-a9ee-4d1051f30d4d/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i [2024-10-31 22:19:09,812 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b91dc-b481-43c4-a9ee-4d1051f30d4d/bin/uautomizer-verify-4GaUIPS5ZU/data/759dc3b8b/cad212db71a443358dd1d8bde85b3f01/FLAG0265a8d0e [2024-10-31 22:19:09,966 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b91dc-b481-43c4-a9ee-4d1051f30d4d/bin/uautomizer-verify-4GaUIPS5ZU/data/759dc3b8b/cad212db71a443358dd1d8bde85b3f01 [2024-10-31 22:19:09,968 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:19:09,971 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:19:09,974 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:19:09,975 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:19:09,981 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:19:09,984 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:19:09" (1/1) ... [2024-10-31 22:19:09,985 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b6b49cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:19:09, skipping insertion in model container [2024-10-31 22:19:09,985 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:19:09" (1/1) ... [2024-10-31 22:19:10,139 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:19:11,906 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:19:11,993 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:19:12,318 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:19:12,494 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:19:12,495 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:19:12 WrapperNode [2024-10-31 22:19:12,495 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:19:12,497 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:19:12,497 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:19:12,497 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:19:12,506 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:19:12" (1/1) ... [2024-10-31 22:19:12,589 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:19:12" (1/1) ... [2024-10-31 22:19:12,812 INFO L138 Inliner]: procedures = 472, calls = 2681, calls flagged for inlining = 55, calls inlined = 39, statements flattened = 3415 [2024-10-31 22:19:12,813 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:19:12,814 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:19:12,814 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:19:12,814 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:19:12,827 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:19:12" (1/1) ... [2024-10-31 22:19:12,827 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:19:12" (1/1) ... [2024-10-31 22:19:12,860 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:19:12" (1/1) ... [2024-10-31 22:19:12,938 INFO L175 MemorySlicer]: Split 2037 memory accesses to 27 slices as follows [5, 3, 35, 1040, 480, 59, 35, 0, 11, 5, 15, 120, 67, 37, 5, 2, 20, 4, 16, 2, 2, 2, 3, 18, 12, 34, 5]. 51 percent of accesses are in the largest equivalence class. The 1935 initializations are split as follows [3, 3, 15, 1040, 480, 59, 32, 0, 2, 1, 10, 120, 67, 25, 4, 2, 4, 4, 5, 0, 0, 0, 0, 18, 6, 34, 1]. The 37 writes are split as follows [0, 0, 6, 0, 0, 0, 0, 0, 5, 1, 2, 0, 0, 0, 0, 0, 4, 0, 8, 0, 2, 1, 0, 0, 6, 0, 2]. [2024-10-31 22:19:12,939 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:19:12" (1/1) ... [2024-10-31 22:19:12,939 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:19:12" (1/1) ... [2024-10-31 22:19:13,095 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:19:12" (1/1) ... [2024-10-31 22:19:13,120 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:19:12" (1/1) ... [2024-10-31 22:19:13,152 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:19:12" (1/1) ... [2024-10-31 22:19:13,166 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:19:12" (1/1) ... [2024-10-31 22:19:13,199 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:19:13,201 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:19:13,201 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:19:13,202 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:19:13,203 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:19:12" (1/1) ... [2024-10-31 22:19:13,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:19:13,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b91dc-b481-43c4-a9ee-4d1051f30d4d/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:19:13,242 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b91dc-b481-43c4-a9ee-4d1051f30d4d/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:19:13,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b91dc-b481-43c4-a9ee-4d1051f30d4d/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:19:13,285 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2024-10-31 22:19:13,285 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2024-10-31 22:19:13,285 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-10-31 22:19:13,286 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2024-10-31 22:19:13,286 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-10-31 22:19:13,286 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-10-31 22:19:13,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-31 22:19:13,286 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-10-31 22:19:13,288 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-10-31 22:19:13,288 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-10-31 22:19:13,288 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2024-10-31 22:19:13,289 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2024-10-31 22:19:13,289 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2024-10-31 22:19:13,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-31 22:19:13,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-31 22:19:13,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-31 22:19:13,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-31 22:19:13,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-31 22:19:13,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-31 22:19:13,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-31 22:19:13,291 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-31 22:19:13,291 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-31 22:19:13,291 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-31 22:19:13,291 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-10-31 22:19:13,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-10-31 22:19:13,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-10-31 22:19:13,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-10-31 22:19:13,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-10-31 22:19:13,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-10-31 22:19:13,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-10-31 22:19:13,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-10-31 22:19:13,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-10-31 22:19:13,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-10-31 22:19:13,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-10-31 22:19:13,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-10-31 22:19:13,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-10-31 22:19:13,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-10-31 22:19:13,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-10-31 22:19:13,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2024-10-31 22:19:13,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2024-10-31 22:19:13,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-31 22:19:13,297 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2024-10-31 22:19:13,298 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2024-10-31 22:19:13,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:19:13,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-31 22:19:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-31 22:19:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-31 22:19:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-31 22:19:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-31 22:19:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-31 22:19:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-31 22:19:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-31 22:19:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-31 22:19:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-31 22:19:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-31 22:19:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-10-31 22:19:13,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-10-31 22:19:13,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-10-31 22:19:13,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-10-31 22:19:13,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-10-31 22:19:13,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-10-31 22:19:13,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-10-31 22:19:13,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-10-31 22:19:13,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-10-31 22:19:13,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-10-31 22:19:13,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-10-31 22:19:13,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-10-31 22:19:13,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-10-31 22:19:13,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-10-31 22:19:13,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2024-10-31 22:19:13,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2024-10-31 22:19:13,303 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-10-31 22:19:13,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-10-31 22:19:13,303 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2024-10-31 22:19:13,303 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2024-10-31 22:19:13,304 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2024-10-31 22:19:13,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2024-10-31 22:19:13,304 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2024-10-31 22:19:13,305 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2024-10-31 22:19:13,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:19:13,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:19:13,305 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2024-10-31 22:19:13,305 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2024-10-31 22:19:13,305 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-31 22:19:13,305 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-31 22:19:13,305 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2024-10-31 22:19:13,306 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2024-10-31 22:19:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-31 22:19:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-31 22:19:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-31 22:19:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-31 22:19:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-31 22:19:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-31 22:19:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-31 22:19:13,307 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-31 22:19:13,307 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-31 22:19:13,307 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-31 22:19:13,307 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-31 22:19:13,307 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-31 22:19:13,307 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-10-31 22:19:13,307 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-10-31 22:19:13,307 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-10-31 22:19:13,308 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-10-31 22:19:13,308 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-10-31 22:19:13,308 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-10-31 22:19:13,308 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-10-31 22:19:13,309 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-10-31 22:19:13,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-10-31 22:19:13,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-10-31 22:19:13,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-10-31 22:19:13,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-10-31 22:19:13,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-10-31 22:19:13,311 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-10-31 22:19:13,311 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2024-10-31 22:19:13,311 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2024-10-31 22:19:13,311 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-10-31 22:19:13,312 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-10-31 22:19:13,312 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2024-10-31 22:19:13,313 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2024-10-31 22:19:13,313 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2024-10-31 22:19:13,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2024-10-31 22:19:13,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-31 22:19:13,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-31 22:19:13,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-31 22:19:13,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-31 22:19:13,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-31 22:19:13,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-31 22:19:13,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-31 22:19:13,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-31 22:19:13,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-31 22:19:13,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-31 22:19:13,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-10-31 22:19:13,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-10-31 22:19:13,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-10-31 22:19:13,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-10-31 22:19:13,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-10-31 22:19:13,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-10-31 22:19:13,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-10-31 22:19:13,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-10-31 22:19:13,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-10-31 22:19:13,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-10-31 22:19:13,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-10-31 22:19:13,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-10-31 22:19:13,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2024-10-31 22:19:13,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2024-10-31 22:19:13,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2024-10-31 22:19:13,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#25 [2024-10-31 22:19:13,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#26 [2024-10-31 22:19:13,321 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-10-31 22:19:13,321 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-10-31 22:19:13,321 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2024-10-31 22:19:13,322 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2024-10-31 22:19:13,322 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-10-31 22:19:13,322 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-10-31 22:19:13,322 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2024-10-31 22:19:13,322 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2024-10-31 22:19:13,322 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2024-10-31 22:19:13,322 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2024-10-31 22:19:13,323 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2024-10-31 22:19:13,323 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2024-10-31 22:19:13,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-31 22:19:13,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-31 22:19:13,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-31 22:19:13,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-31 22:19:13,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-31 22:19:13,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-31 22:19:13,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-31 22:19:13,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-31 22:19:13,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-31 22:19:13,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-31 22:19:13,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-10-31 22:19:13,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-10-31 22:19:13,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-10-31 22:19:13,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-10-31 22:19:13,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-10-31 22:19:13,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-10-31 22:19:13,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-10-31 22:19:13,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-10-31 22:19:13,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-10-31 22:19:13,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-10-31 22:19:13,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-10-31 22:19:13,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-10-31 22:19:13,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-10-31 22:19:13,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-10-31 22:19:13,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-10-31 22:19:13,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2024-10-31 22:19:13,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2024-10-31 22:19:13,329 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2024-10-31 22:19:13,329 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2024-10-31 22:19:13,330 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2024-10-31 22:19:13,330 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2024-10-31 22:19:13,332 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2024-10-31 22:19:13,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2024-10-31 22:19:13,332 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-10-31 22:19:13,333 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-10-31 22:19:13,333 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-10-31 22:19:13,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-10-31 22:19:13,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-31 22:19:13,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-31 22:19:13,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-31 22:19:13,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-31 22:19:13,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-31 22:19:13,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-31 22:19:13,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-31 22:19:13,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-31 22:19:13,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-31 22:19:13,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-31 22:19:13,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-10-31 22:19:13,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-10-31 22:19:13,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-10-31 22:19:13,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-10-31 22:19:13,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-10-31 22:19:13,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-10-31 22:19:13,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-10-31 22:19:13,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-10-31 22:19:13,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-10-31 22:19:13,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-10-31 22:19:13,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-10-31 22:19:13,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-10-31 22:19:13,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-10-31 22:19:13,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-10-31 22:19:13,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-10-31 22:19:13,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2024-10-31 22:19:13,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2024-10-31 22:19:13,884 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:19:13,887 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:19:19,228 INFO L? ?]: Removed 461 outVars from TransFormulas that were not future-live. [2024-10-31 22:19:19,229 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:19:19,252 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:19:19,254 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-10-31 22:19:19,254 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:19:19 BoogieIcfgContainer [2024-10-31 22:19:19,255 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:19:19,257 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:19:19,258 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:19:19,262 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:19:19,263 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:19:09" (1/3) ... [2024-10-31 22:19:19,264 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c7eb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:19:19, skipping insertion in model container [2024-10-31 22:19:19,264 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:19:12" (2/3) ... [2024-10-31 22:19:19,265 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c7eb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:19:19, skipping insertion in model container [2024-10-31 22:19:19,265 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:19:19" (3/3) ... [2024-10-31 22:19:19,267 INFO L112 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_inw.i [2024-10-31 22:19:19,285 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:19:19,285 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 21 error locations. [2024-10-31 22:19:19,381 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:19:19,388 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@87fc5a5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:19:19,389 INFO L334 AbstractCegarLoop]: Starting to check reachability of 21 error locations. [2024-10-31 22:19:19,398 INFO L276 IsEmpty]: Start isEmpty. Operand has 433 states, 307 states have (on average 1.4104234527687296) internal successors, (433), 334 states have internal predecessors, (433), 78 states have call successors, (78), 26 states have call predecessors, (78), 26 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) [2024-10-31 22:19:19,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-10-31 22:19:19,411 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:19:19,412 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:19:19,412 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [cdev_addErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, cdev_addErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 18 more)] === [2024-10-31 22:19:19,417 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:19:19,418 INFO L85 PathProgramCache]: Analyzing trace with hash -456340148, now seen corresponding path program 1 times [2024-10-31 22:19:19,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:19:19,432 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [662746126] [2024-10-31 22:19:19,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:19:19,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:19:23,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:19:24,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-31 22:19:24,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:19:24,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:19:24,253 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:19:24,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [662746126] [2024-10-31 22:19:24,255 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [662746126] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:19:24,255 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:19:24,256 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-31 22:19:24,259 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [12801226] [2024-10-31 22:19:24,260 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:19:24,265 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-31 22:19:24,266 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:19:24,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-31 22:19:24,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-31 22:19:24,302 INFO L87 Difference]: Start difference. First operand has 433 states, 307 states have (on average 1.4104234527687296) internal successors, (433), 334 states have internal predecessors, (433), 78 states have call successors, (78), 26 states have call predecessors, (78), 26 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) Second operand has 5 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-31 22:19:25,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:19:25,608 INFO L93 Difference]: Finished difference Result 870 states and 1211 transitions. [2024-10-31 22:19:25,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-31 22:19:25,612 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 10 [2024-10-31 22:19:25,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:19:25,629 INFO L225 Difference]: With dead ends: 870 [2024-10-31 22:19:25,629 INFO L226 Difference]: Without dead ends: 434 [2024-10-31 22:19:25,637 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-31 22:19:25,643 INFO L432 NwaCegarLoop]: 473 mSDtfsCounter, 122 mSDsluCounter, 1167 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 1640 SdHoareTripleChecker+Invalid, 547 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-10-31 22:19:25,644 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [136 Valid, 1640 Invalid, 547 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-10-31 22:19:25,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 434 states. [2024-10-31 22:19:25,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 434 to 424. [2024-10-31 22:19:25,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 424 states, 303 states have (on average 1.3795379537953796) internal successors, (418), 328 states have internal predecessors, (418), 76 states have call successors, (76), 26 states have call predecessors, (76), 26 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) [2024-10-31 22:19:25,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 424 states and 569 transitions. [2024-10-31 22:19:25,752 INFO L78 Accepts]: Start accepts. Automaton has 424 states and 569 transitions. Word has length 10 [2024-10-31 22:19:25,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:19:25,753 INFO L471 AbstractCegarLoop]: Abstraction has 424 states and 569 transitions. [2024-10-31 22:19:25,753 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-31 22:19:25,753 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 569 transitions. [2024-10-31 22:19:25,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-10-31 22:19:25,755 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:19:25,755 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:19:25,755 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-31 22:19:25,755 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [cdev_addErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, cdev_addErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 18 more)] === [2024-10-31 22:19:25,756 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:19:25,756 INFO L85 PathProgramCache]: Analyzing trace with hash -324097976, now seen corresponding path program 1 times [2024-10-31 22:19:25,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:19:25,756 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1881027459] [2024-10-31 22:19:25,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:19:25,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:19:28,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:19:29,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-31 22:19:29,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:19:29,705 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:19:29,705 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:19:29,706 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1881027459] [2024-10-31 22:19:29,706 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1881027459] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-31 22:19:29,706 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [998785211] [2024-10-31 22:19:29,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:19:29,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 22:19:29,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b91dc-b481-43c4-a9ee-4d1051f30d4d/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:19:29,711 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b91dc-b481-43c4-a9ee-4d1051f30d4d/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-31 22:19:29,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b91dc-b481-43c4-a9ee-4d1051f30d4d/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-31 22:19:33,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:19:33,332 INFO L255 TraceCheckSpWp]: Trace formula consists of 5483 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-31 22:19:33,342 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:19:33,429 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:19:33,430 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-31 22:19:33,430 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [998785211] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:19:33,430 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-31 22:19:33,430 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 8 [2024-10-31 22:19:33,431 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812373701] [2024-10-31 22:19:33,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:19:33,432 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-31 22:19:33,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:19:33,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-31 22:19:33,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-10-31 22:19:33,435 INFO L87 Difference]: Start difference. First operand 424 states and 569 transitions. Second operand has 6 states, 5 states have (on average 2.4) internal successors, (12), 6 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-31 22:19:33,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:19:33,578 INFO L93 Difference]: Finished difference Result 425 states and 570 transitions. [2024-10-31 22:19:33,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-31 22:19:33,579 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.4) internal successors, (12), 6 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 14 [2024-10-31 22:19:33,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:19:33,588 INFO L225 Difference]: With dead ends: 425 [2024-10-31 22:19:33,588 INFO L226 Difference]: Without dead ends: 424 [2024-10-31 22:19:33,589 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-10-31 22:19:33,590 INFO L432 NwaCegarLoop]: 555 mSDtfsCounter, 2 mSDsluCounter, 2204 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 2759 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-31 22:19:33,593 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 2759 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-31 22:19:33,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 424 states. [2024-10-31 22:19:33,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 424 to 423. [2024-10-31 22:19:33,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 423 states, 303 states have (on average 1.3762376237623761) internal successors, (417), 327 states have internal predecessors, (417), 76 states have call successors, (76), 26 states have call predecessors, (76), 26 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) [2024-10-31 22:19:33,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 423 states and 568 transitions. [2024-10-31 22:19:33,657 INFO L78 Accepts]: Start accepts. Automaton has 423 states and 568 transitions. Word has length 14 [2024-10-31 22:19:33,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:19:33,658 INFO L471 AbstractCegarLoop]: Abstraction has 423 states and 568 transitions. [2024-10-31 22:19:33,658 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.4) internal successors, (12), 6 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-31 22:19:33,658 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 568 transitions. [2024-10-31 22:19:33,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-10-31 22:19:33,659 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:19:33,659 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:19:33,692 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b91dc-b481-43c4-a9ee-4d1051f30d4d/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-10-31 22:19:33,860 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b91dc-b481-43c4-a9ee-4d1051f30d4d/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2024-10-31 22:19:33,861 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [cdev_addErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, cdev_addErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 18 more)] === [2024-10-31 22:19:33,863 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:19:33,863 INFO L85 PathProgramCache]: Analyzing trace with hash -1457102184, now seen corresponding path program 1 times [2024-10-31 22:19:33,863 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:19:33,864 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [163458509] [2024-10-31 22:19:33,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:19:33,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:19:36,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:19:37,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-31 22:19:37,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:19:37,205 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-31 22:19:37,205 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:19:37,206 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [163458509] [2024-10-31 22:19:37,206 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [163458509] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:19:37,206 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:19:37,206 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-31 22:19:37,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [377042957] [2024-10-31 22:19:37,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:19:37,207 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-31 22:19:37,207 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:19:37,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-31 22:19:37,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-31 22:19:37,208 INFO L87 Difference]: Start difference. First operand 423 states and 568 transitions. Second operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-31 22:19:38,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:19:38,264 INFO L93 Difference]: Finished difference Result 432 states and 580 transitions. [2024-10-31 22:19:38,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-31 22:19:38,265 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 15 [2024-10-31 22:19:38,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:19:38,270 INFO L225 Difference]: With dead ends: 432 [2024-10-31 22:19:38,271 INFO L226 Difference]: Without dead ends: 431 [2024-10-31 22:19:38,271 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-31 22:19:38,273 INFO L432 NwaCegarLoop]: 458 mSDtfsCounter, 120 mSDsluCounter, 1132 mSDsCounter, 0 mSdLazyCounter, 454 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 1590 SdHoareTripleChecker+Invalid, 529 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 454 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-10-31 22:19:38,275 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [134 Valid, 1590 Invalid, 529 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 454 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-10-31 22:19:38,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 431 states. [2024-10-31 22:19:38,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 431 to 419. [2024-10-31 22:19:38,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 419 states, 300 states have (on average 1.3766666666666667) internal successors, (413), 323 states have internal predecessors, (413), 76 states have call successors, (76), 26 states have call predecessors, (76), 26 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) [2024-10-31 22:19:38,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 419 states and 564 transitions. [2024-10-31 22:19:38,309 INFO L78 Accepts]: Start accepts. Automaton has 419 states and 564 transitions. Word has length 15 [2024-10-31 22:19:38,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:19:38,310 INFO L471 AbstractCegarLoop]: Abstraction has 419 states and 564 transitions. [2024-10-31 22:19:38,310 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-31 22:19:38,310 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 564 transitions. [2024-10-31 22:19:38,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-10-31 22:19:38,311 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:19:38,311 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:19:38,312 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-31 22:19:38,312 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [cdev_addErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, cdev_addErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 18 more)] === [2024-10-31 22:19:38,312 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:19:38,314 INFO L85 PathProgramCache]: Analyzing trace with hash 2072878222, now seen corresponding path program 1 times [2024-10-31 22:19:38,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:19:38,314 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [683798532] [2024-10-31 22:19:38,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:19:38,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms