./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) 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_3f97bb7d-f89c-4543-9fdc-06fe54fadb02/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f97bb7d-f89c-4543-9fdc-06fe54fadb02/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_3f97bb7d-f89c-4543-9fdc-06fe54fadb02/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f97bb7d-f89c-4543-9fdc-06fe54fadb02/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f97bb7d-f89c-4543-9fdc-06fe54fadb02/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f97bb7d-f89c-4543-9fdc-06fe54fadb02/bin/uautomizer-verify-4GaUIPS5ZU --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 923bc1d588e1fd31be856d665fc28cbbbed3a9b002263483bc91775fdffd6378 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 21:59:42,940 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 21:59:43,035 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f97bb7d-f89c-4543-9fdc-06fe54fadb02/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2024-10-31 21:59:43,044 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 21:59:43,045 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 21:59:43,094 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 21:59:43,095 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 21:59:43,095 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 21:59:43,096 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 21:59:43,096 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 21:59:43,098 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 21:59:43,099 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 21:59:43,100 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 21:59:43,101 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 21:59:43,104 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 21:59:43,105 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 21:59:43,105 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-31 21:59:43,105 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 21:59:43,106 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-31 21:59:43,106 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 21:59:43,106 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-10-31 21:59:43,112 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-10-31 21:59:43,112 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-10-31 21:59:43,112 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 21:59:43,113 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-31 21:59:43,113 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 21:59:43,113 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-31 21:59:43,113 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-31 21:59:43,114 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 21:59:43,114 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 21:59:43,114 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 21:59:43,115 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 21:59:43,128 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 21:59:43,128 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 21:59:43,129 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 21:59:43,129 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 21:59:43,129 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 21:59:43,130 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 21:59:43,130 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 21:59:43,130 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 21:59:43,130 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 21:59:43,135 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 21:59:43,135 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_3f97bb7d-f89c-4543-9fdc-06fe54fadb02/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f97bb7d-f89c-4543-9fdc-06fe54fadb02/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 923bc1d588e1fd31be856d665fc28cbbbed3a9b002263483bc91775fdffd6378 [2024-10-31 21:59:43,613 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 21:59:43,661 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 21:59:43,664 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 21:59:43,666 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 21:59:43,666 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 21:59:43,668 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f97bb7d-f89c-4543-9fdc-06fe54fadb02/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb.i Unable to find full path for "g++" [2024-10-31 21:59:45,889 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 21:59:46,383 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 21:59:46,386 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f97bb7d-f89c-4543-9fdc-06fe54fadb02/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb.i [2024-10-31 21:59:46,425 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f97bb7d-f89c-4543-9fdc-06fe54fadb02/bin/uautomizer-verify-4GaUIPS5ZU/data/89df2c870/bbc1e049318c4d2587084914f2fbbb24/FLAG91a1ad726 [2024-10-31 21:59:46,485 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f97bb7d-f89c-4543-9fdc-06fe54fadb02/bin/uautomizer-verify-4GaUIPS5ZU/data/89df2c870/bbc1e049318c4d2587084914f2fbbb24 [2024-10-31 21:59:46,489 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 21:59:46,491 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 21:59:46,493 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 21:59:46,493 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 21:59:46,501 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 21:59:46,502 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 09:59:46" (1/1) ... [2024-10-31 21:59:46,504 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72643550 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:46, skipping insertion in model container [2024-10-31 21:59:46,504 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 09:59:46" (1/1) ... [2024-10-31 21:59:46,615 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 21:59:48,058 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-10-31 21:59:48,090 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-10-31 21:59:48,134 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-10-31 21:59:48,293 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-10-31 21:59:48,368 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-10-31 21:59:48,369 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 21:59:48,436 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 21:59:48,653 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 21:59:48,927 INFO L204 MainTranslator]: Completed translation [2024-10-31 21:59:48,927 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:48 WrapperNode [2024-10-31 21:59:48,928 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 21:59:48,929 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 21:59:48,929 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 21:59:48,929 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 21:59:48,938 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:48" (1/1) ... [2024-10-31 21:59:49,091 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:48" (1/1) ... [2024-10-31 21:59:49,266 INFO L138 Inliner]: procedures = 472, calls = 2681, calls flagged for inlining = 55, calls inlined = 37, statements flattened = 3384 [2024-10-31 21:59:49,266 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 21:59:49,268 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 21:59:49,268 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 21:59:49,268 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 21:59:49,284 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:48" (1/1) ... [2024-10-31 21:59:49,288 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:48" (1/1) ... [2024-10-31 21:59:49,334 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:48" (1/1) ... [2024-10-31 21:59:49,472 INFO L175 MemorySlicer]: Split 2037 memory accesses to 27 slices as follows [5, 3, 3, 35, 1040, 0, 480, 37, 59, 35, 11, 5, 15, 120, 67, 16, 5, 2, 20, 4, 12, 2, 18, 2, 34, 5, 2]. 51 percent of accesses are in the largest equivalence class. The 1935 initializations are split as follows [3, 3, 0, 15, 1040, 0, 480, 25, 59, 32, 2, 1, 10, 120, 67, 5, 4, 2, 4, 4, 6, 0, 18, 0, 34, 1, 0]. The 37 writes are split as follows [0, 0, 0, 6, 0, 0, 0, 0, 0, 0, 5, 1, 2, 0, 0, 8, 0, 0, 4, 0, 6, 0, 0, 1, 0, 2, 2]. [2024-10-31 21:59:49,472 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:48" (1/1) ... [2024-10-31 21:59:49,473 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:48" (1/1) ... [2024-10-31 21:59:49,571 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:48" (1/1) ... [2024-10-31 21:59:49,585 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:48" (1/1) ... [2024-10-31 21:59:49,610 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:48" (1/1) ... [2024-10-31 21:59:49,620 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:48" (1/1) ... [2024-10-31 21:59:49,647 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 21:59:49,648 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 21:59:49,648 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 21:59:49,649 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 21:59:49,650 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:48" (1/1) ... [2024-10-31 21:59:49,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 21:59:49,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f97bb7d-f89c-4543-9fdc-06fe54fadb02/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:49,690 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f97bb7d-f89c-4543-9fdc-06fe54fadb02/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:49,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f97bb7d-f89c-4543-9fdc-06fe54fadb02/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 21:59:49,745 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2024-10-31 21:59:49,746 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2024-10-31 21:59:49,746 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-10-31 21:59:49,746 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2024-10-31 21:59:49,746 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-10-31 21:59:49,746 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-10-31 21:59:49,747 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-31 21:59:49,747 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-10-31 21:59:49,747 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-10-31 21:59:49,747 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-10-31 21:59:49,747 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2024-10-31 21:59:49,829 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2024-10-31 21:59:49,829 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2024-10-31 21:59:49,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-31 21:59:49,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-31 21:59:49,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-31 21:59:49,831 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-31 21:59:49,831 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-31 21:59:49,832 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-31 21:59:49,832 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-31 21:59:49,832 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-31 21:59:49,832 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-31 21:59:49,833 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-31 21:59:49,833 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-10-31 21:59:49,833 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-10-31 21:59:49,833 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-10-31 21:59:49,834 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-10-31 21:59:49,834 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-10-31 21:59:49,834 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-10-31 21:59:49,834 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-10-31 21:59:49,834 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-10-31 21:59:49,834 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-10-31 21:59:49,834 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-10-31 21:59:49,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-10-31 21:59:49,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-10-31 21:59:49,844 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-10-31 21:59:49,844 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-10-31 21:59:49,844 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-10-31 21:59:49,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2024-10-31 21:59:49,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2024-10-31 21:59:49,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-31 21:59:49,848 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2024-10-31 21:59:49,848 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2024-10-31 21:59:49,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 21:59:49,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-31 21:59:49,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-31 21:59:49,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-31 21:59:49,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-31 21:59:49,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-31 21:59:49,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-31 21:59:49,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-31 21:59:49,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-31 21:59:49,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-31 21:59:49,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-31 21:59:49,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-31 21:59:49,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-10-31 21:59:49,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-10-31 21:59:49,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-10-31 21:59:49,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-10-31 21:59:49,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-10-31 21:59:49,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-10-31 21:59:49,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-10-31 21:59:49,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-10-31 21:59:49,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-10-31 21:59:49,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-10-31 21:59:49,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-10-31 21:59:49,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-10-31 21:59:49,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-10-31 21:59:49,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-10-31 21:59:49,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2024-10-31 21:59:49,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2024-10-31 21:59:49,857 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-10-31 21:59:49,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-10-31 21:59:49,857 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2024-10-31 21:59:49,858 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2024-10-31 21:59:49,858 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2024-10-31 21:59:49,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2024-10-31 21:59:49,858 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2024-10-31 21:59:49,859 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2024-10-31 21:59:49,859 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 21:59:49,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 21:59:49,859 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2024-10-31 21:59:49,859 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2024-10-31 21:59:49,860 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-31 21:59:49,860 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-31 21:59:49,861 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2024-10-31 21:59:49,861 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2024-10-31 21:59:49,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-31 21:59:49,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-31 21:59:49,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-31 21:59:49,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-31 21:59:49,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-31 21:59:49,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-31 21:59:49,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-31 21:59:49,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-31 21:59:49,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-31 21:59:49,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-31 21:59:49,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-31 21:59:49,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-31 21:59:49,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-10-31 21:59:49,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-10-31 21:59:49,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-10-31 21:59:49,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-10-31 21:59:49,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-10-31 21:59:49,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-10-31 21:59:49,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-10-31 21:59:49,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-10-31 21:59:49,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-10-31 21:59:49,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-10-31 21:59:49,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-10-31 21:59:49,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-10-31 21:59:49,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-10-31 21:59:49,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-10-31 21:59:49,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2024-10-31 21:59:49,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2024-10-31 21:59:49,866 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-10-31 21:59:49,866 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-10-31 21:59:49,866 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2024-10-31 21:59:49,867 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2024-10-31 21:59:49,867 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2024-10-31 21:59:49,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2024-10-31 21:59:49,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-31 21:59:49,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-31 21:59:49,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-31 21:59:49,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-31 21:59:49,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-31 21:59:49,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-31 21:59:49,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-31 21:59:49,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-31 21:59:49,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-31 21:59:49,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-31 21:59:49,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-10-31 21:59:49,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-10-31 21:59:49,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-10-31 21:59:49,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-10-31 21:59:49,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-10-31 21:59:49,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-10-31 21:59:49,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-10-31 21:59:49,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-10-31 21:59:49,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-10-31 21:59:49,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-10-31 21:59:49,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-10-31 21:59:49,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-10-31 21:59:49,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2024-10-31 21:59:49,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2024-10-31 21:59:49,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2024-10-31 21:59:49,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#25 [2024-10-31 21:59:49,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#26 [2024-10-31 21:59:49,874 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-10-31 21:59:49,874 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-10-31 21:59:49,874 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2024-10-31 21:59:49,874 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2024-10-31 21:59:49,874 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-10-31 21:59:49,874 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-10-31 21:59:49,874 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2024-10-31 21:59:49,874 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2024-10-31 21:59:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2024-10-31 21:59:49,876 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2024-10-31 21:59:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2024-10-31 21:59:49,876 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2024-10-31 21:59:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-31 21:59:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-31 21:59:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-31 21:59:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-31 21:59:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-31 21:59:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-31 21:59:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-31 21:59:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-31 21:59:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-31 21:59:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-31 21:59:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-10-31 21:59:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-10-31 21:59:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-10-31 21:59:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-10-31 21:59:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-10-31 21:59:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-10-31 21:59:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-10-31 21:59:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-10-31 21:59:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-10-31 21:59:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-10-31 21:59:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-10-31 21:59:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-10-31 21:59:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-10-31 21:59:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-10-31 21:59:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-10-31 21:59:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2024-10-31 21:59:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2024-10-31 21:59:49,883 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2024-10-31 21:59:49,883 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2024-10-31 21:59:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2024-10-31 21:59:49,884 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2024-10-31 21:59:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2024-10-31 21:59:49,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2024-10-31 21:59:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-10-31 21:59:49,884 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-10-31 21:59:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-10-31 21:59:49,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-10-31 21:59:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-31 21:59:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-31 21:59:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-31 21:59:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-31 21:59:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-31 21:59:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-31 21:59:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-31 21:59:49,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-31 21:59:49,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-31 21:59:49,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-31 21:59:49,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-10-31 21:59:49,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-10-31 21:59:49,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-10-31 21:59:49,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-10-31 21:59:49,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-10-31 21:59:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-10-31 21:59:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-10-31 21:59:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-10-31 21:59:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-10-31 21:59:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-10-31 21:59:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-10-31 21:59:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-10-31 21:59:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-10-31 21:59:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-10-31 21:59:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-10-31 21:59:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2024-10-31 21:59:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2024-10-31 21:59:50,459 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 21:59:50,462 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 21:59:58,050 INFO L? ?]: Removed 650 outVars from TransFormulas that were not future-live. [2024-10-31 21:59:58,050 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 21:59:58,142 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 21:59:58,145 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-10-31 21:59:58,146 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 09:59:58 BoogieIcfgContainer [2024-10-31 21:59:58,146 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 21:59:58,149 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 21:59:58,152 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 21:59:58,158 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 21:59:58,158 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 09:59:46" (1/3) ... [2024-10-31 21:59:58,159 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42a7149d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 09:59:58, skipping insertion in model container [2024-10-31 21:59:58,160 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:48" (2/3) ... [2024-10-31 21:59:58,160 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42a7149d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 09:59:58, skipping insertion in model container [2024-10-31 21:59:58,160 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 09:59:58" (3/3) ... [2024-10-31 21:59:58,163 INFO L112 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_inb.i [2024-10-31 21:59:58,188 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 21:59:58,188 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 205 error locations. [2024-10-31 21:59:58,285 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 21:59:58,302 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=None, 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;@3dd98851, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 21:59:58,302 INFO L334 AbstractCegarLoop]: Starting to check reachability of 205 error locations. [2024-10-31 21:59:58,310 INFO L276 IsEmpty]: Start isEmpty. Operand has 702 states, 392 states have (on average 1.7857142857142858) internal successors, (700), 603 states have internal predecessors, (700), 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 21:59:58,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-10-31 21:59:58,327 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 21:59:58,332 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2024-10-31 21:59:58,332 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting spin_lock_initErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [spin_lock_initErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, spin_lock_initErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, spin_lock_initErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 202 more)] === [2024-10-31 21:59:58,342 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:59:58,343 INFO L85 PathProgramCache]: Analyzing trace with hash 460813917, now seen corresponding path program 1 times [2024-10-31 21:59:58,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:59:58,366 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [825587296] [2024-10-31 21:59:58,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:59:58,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:00:03,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:00:05,057 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 22:00:05,058 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:00:05,059 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [825587296] [2024-10-31 22:00:05,059 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [825587296] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:00:05,061 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:00:05,061 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-31 22:00:05,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [797310702] [2024-10-31 22:00:05,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:00:05,069 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-31 22:00:05,070 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:00:05,104 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-31 22:00:05,106 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-31 22:00:05,112 INFO L87 Difference]: Start difference. First operand has 702 states, 392 states have (on average 1.7857142857142858) internal successors, (700), 603 states have internal predecessors, (700), 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 1.0) internal successors, (4), 3 states have internal predecessors, (4), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:00:07,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:00:07,587 INFO L93 Difference]: Finished difference Result 1270 states and 1534 transitions. [2024-10-31 22:00:07,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-31 22:00:07,591 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2024-10-31 22:00:07,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:00:07,618 INFO L225 Difference]: With dead ends: 1270 [2024-10-31 22:00:07,618 INFO L226 Difference]: Without dead ends: 1266 [2024-10-31 22:00:07,620 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-31 22:00:07,626 INFO L432 NwaCegarLoop]: 771 mSDtfsCounter, 728 mSDsluCounter, 1797 mSDsCounter, 0 mSdLazyCounter, 1121 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 729 SdHoareTripleChecker+Valid, 2568 SdHoareTripleChecker+Invalid, 1125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-10-31 22:00:07,630 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [729 Valid, 2568 Invalid, 1125 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4 Valid, 1121 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-10-31 22:00:07,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1266 states. [2024-10-31 22:00:07,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1266 to 1053. [2024-10-31 22:00:07,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1053 states, 660 states have (on average 1.7606060606060605) internal successors, (1162), 882 states have internal predecessors, (1162), 138 states have call successors, (138), 50 states have call predecessors, (138), 50 states have return successors, (138), 131 states have call predecessors, (138), 138 states have call successors, (138) [2024-10-31 22:00:07,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 1053 states and 1438 transitions. [2024-10-31 22:00:07,785 INFO L78 Accepts]: Start accepts. Automaton has 1053 states and 1438 transitions. Word has length 5 [2024-10-31 22:00:07,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:00:07,785 INFO L471 AbstractCegarLoop]: Abstraction has 1053 states and 1438 transitions. [2024-10-31 22:00:07,786 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:00:07,786 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 1438 transitions. [2024-10-31 22:00:07,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-10-31 22:00:07,786 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:00:07,786 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2024-10-31 22:00:07,787 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-31 22:00:07,787 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting spin_lock_initErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [spin_lock_initErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, spin_lock_initErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, spin_lock_initErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 202 more)] === [2024-10-31 22:00:07,787 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:00:07,787 INFO L85 PathProgramCache]: Analyzing trace with hash 460813918, now seen corresponding path program 1 times [2024-10-31 22:00:07,788 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:00:07,788 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1470803989] [2024-10-31 22:00:07,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:00:07,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:00:12,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:00:13,988 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 22:00:13,989 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:00:13,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1470803989] [2024-10-31 22:00:13,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1470803989] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:00:13,990 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:00:13,990 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-31 22:00:13,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1478595849] [2024-10-31 22:00:13,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:00:13,991 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-31 22:00:13,992 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:00:13,993 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-31 22:00:13,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-31 22:00:13,994 INFO L87 Difference]: Start difference. First operand 1053 states and 1438 transitions. Second operand has 5 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)