./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_b24ec2d1-b6e9-4735-ae16-e3a25f6ce8b6/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ec2d1-b6e9-4735-ae16-e3a25f6ce8b6/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_b24ec2d1-b6e9-4735-ae16-e3a25f6ce8b6/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ec2d1-b6e9-4735-ae16-e3a25f6ce8b6/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ec2d1-b6e9-4735-ae16-e3a25f6ce8b6/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ec2d1-b6e9-4735-ae16-e3a25f6ce8b6/bin/uautomizer-verify-4GaUIPS5ZU --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a564ea576763c13bfd3673da7d9fb82b1799f9ec9208539e745949eb812373cd --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:06:54,626 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:06:54,728 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ec2d1-b6e9-4735-ae16-e3a25f6ce8b6/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-31 22:06:54,735 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:06:54,736 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:06:54,777 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:06:54,778 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:06:54,778 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:06:54,779 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:06:54,782 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:06:54,782 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:06:54,783 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:06:54,784 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:06:54,784 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:06:54,784 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:06:54,785 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:06:54,785 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:06:54,785 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-31 22:06:54,790 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:06:54,790 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-31 22:06:54,791 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:06:54,793 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:06:54,794 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:06:54,794 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:06:54,794 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:06:54,795 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-31 22:06:54,795 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:06:54,795 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:06:54,796 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:06:54,796 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:06:54,796 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:06:54,797 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:06:54,798 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:06:54,799 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:06:54,799 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:06:54,799 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:06:54,800 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:06:54,800 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 22:06:54,801 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:06:54,802 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:06:54,802 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:06:54,803 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:06:54,803 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_b24ec2d1-b6e9-4735-ae16-e3a25f6ce8b6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ec2d1-b6e9-4735-ae16-e3a25f6ce8b6/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a564ea576763c13bfd3673da7d9fb82b1799f9ec9208539e745949eb812373cd [2024-10-31 22:06:55,097 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:06:55,129 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:06:55,133 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:06:55,135 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:06:55,135 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:06:55,136 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ec2d1-b6e9-4735-ae16-e3a25f6ce8b6/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i Unable to find full path for "g++" [2024-10-31 22:06:57,312 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:06:57,735 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:06:57,738 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ec2d1-b6e9-4735-ae16-e3a25f6ce8b6/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i [2024-10-31 22:06:57,775 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ec2d1-b6e9-4735-ae16-e3a25f6ce8b6/bin/uautomizer-verify-4GaUIPS5ZU/data/93502de77/f788df5cce414a40aab4fb221b29f9bd/FLAG8027ca316 [2024-10-31 22:06:57,901 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ec2d1-b6e9-4735-ae16-e3a25f6ce8b6/bin/uautomizer-verify-4GaUIPS5ZU/data/93502de77/f788df5cce414a40aab4fb221b29f9bd [2024-10-31 22:06:57,904 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:06:57,906 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:06:57,907 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:06:57,907 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:06:57,915 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:06:57,916 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:06:57" (1/1) ... [2024-10-31 22:06:57,917 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ba31fcb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:06:57, skipping insertion in model container [2024-10-31 22:06:57,917 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:06:57" (1/1) ... [2024-10-31 22:06:58,012 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:06:58,261 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ec2d1-b6e9-4735-ae16-e3a25f6ce8b6/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i[452,465] [2024-10-31 22:06:59,880 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:06:59,975 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:06:59,991 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ec2d1-b6e9-4735-ae16-e3a25f6ce8b6/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i[452,465] [2024-10-31 22:07:00,284 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:07:00,537 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:07:00,538 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:07:00 WrapperNode [2024-10-31 22:07:00,538 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:07:00,539 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:07:00,540 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:07:00,540 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:07:00,549 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:07:00" (1/1) ... [2024-10-31 22:07:00,662 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:07:00" (1/1) ... [2024-10-31 22:07:00,838 INFO L138 Inliner]: procedures = 474, calls = 2707, calls flagged for inlining = 55, calls inlined = 37, statements flattened = 3399 [2024-10-31 22:07:00,839 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:07:00,840 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:07:00,840 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:07:00,840 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:07:00,853 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:07:00" (1/1) ... [2024-10-31 22:07:00,854 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:07:00" (1/1) ... [2024-10-31 22:07:00,926 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:07:00" (1/1) ... [2024-10-31 22:07:01,032 INFO L175 MemorySlicer]: Split 2037 memory accesses to 27 slices as follows [3, 12, 34, 5, 5, 3, 35, 1040, 480, 59, 5, 35, 11, 5, 15, 120, 2, 67, 2, 2, 4, 0, 37, 20, 18, 2, 16]. 51 percent of accesses are in the largest equivalence class. The 1935 initializations are split as follows [0, 6, 34, 1, 3, 3, 15, 1040, 480, 59, 4, 32, 2, 1, 10, 120, 0, 67, 0, 2, 4, 0, 25, 4, 18, 0, 5]. The 37 writes are split as follows [0, 6, 0, 2, 0, 0, 6, 0, 0, 0, 0, 0, 5, 1, 2, 0, 1, 0, 2, 0, 0, 0, 0, 4, 0, 0, 8]. [2024-10-31 22:07:01,032 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:07:00" (1/1) ... [2024-10-31 22:07:01,033 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:07:00" (1/1) ... [2024-10-31 22:07:01,121 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:07:00" (1/1) ... [2024-10-31 22:07:01,148 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:07:00" (1/1) ... [2024-10-31 22:07:01,168 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:07:00" (1/1) ... [2024-10-31 22:07:01,183 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:07:00" (1/1) ... [2024-10-31 22:07:01,223 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:07:01,223 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:07:01,224 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:07:01,224 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:07:01,225 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:07:00" (1/1) ... [2024-10-31 22:07:01,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:07:01,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ec2d1-b6e9-4735-ae16-e3a25f6ce8b6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:01,263 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ec2d1-b6e9-4735-ae16-e3a25f6ce8b6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:07:01,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ec2d1-b6e9-4735-ae16-e3a25f6ce8b6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:07:01,300 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2024-10-31 22:07:01,300 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2024-10-31 22:07:01,300 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-10-31 22:07:01,301 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2024-10-31 22:07:01,301 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-10-31 22:07:01,301 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-10-31 22:07:01,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-31 22:07:01,301 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-10-31 22:07:01,302 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-10-31 22:07:01,302 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-10-31 22:07:01,302 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2024-10-31 22:07:01,302 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2024-10-31 22:07:01,302 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2024-10-31 22:07:01,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-31 22:07:01,303 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-31 22:07:01,303 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-31 22:07:01,303 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-31 22:07:01,303 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-31 22:07:01,303 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-31 22:07:01,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-31 22:07:01,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-31 22:07:01,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-31 22:07:01,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-31 22:07:01,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-10-31 22:07:01,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-10-31 22:07:01,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-10-31 22:07:01,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-10-31 22:07:01,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-10-31 22:07:01,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-10-31 22:07:01,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-10-31 22:07:01,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-10-31 22:07:01,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-10-31 22:07:01,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-10-31 22:07:01,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-10-31 22:07:01,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-10-31 22:07:01,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-10-31 22:07:01,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-10-31 22:07:01,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-10-31 22:07:01,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2024-10-31 22:07:01,307 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2024-10-31 22:07:01,307 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-31 22:07:01,307 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-31 22:07:01,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-31 22:07:01,307 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2024-10-31 22:07:01,307 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2024-10-31 22:07:01,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:07:01,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-31 22:07:01,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-31 22:07:01,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-31 22:07:01,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-31 22:07:01,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-31 22:07:01,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-31 22:07:01,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-31 22:07:01,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-31 22:07:01,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-31 22:07:01,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-31 22:07:01,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-31 22:07:01,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-10-31 22:07:01,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-10-31 22:07:01,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-10-31 22:07:01,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-10-31 22:07:01,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-10-31 22:07:01,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-10-31 22:07:01,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-10-31 22:07:01,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-10-31 22:07:01,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-10-31 22:07:01,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-10-31 22:07:01,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-10-31 22:07:01,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-10-31 22:07:01,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-10-31 22:07:01,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-10-31 22:07:01,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2024-10-31 22:07:01,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2024-10-31 22:07:01,311 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-10-31 22:07:01,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-10-31 22:07:01,312 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2024-10-31 22:07:01,312 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2024-10-31 22:07:01,312 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2024-10-31 22:07:01,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2024-10-31 22:07:01,312 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2024-10-31 22:07:01,312 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2024-10-31 22:07:01,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:07:01,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:07:01,313 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2024-10-31 22:07:01,313 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2024-10-31 22:07:01,313 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-31 22:07:01,313 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-31 22:07:01,314 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2024-10-31 22:07:01,314 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2024-10-31 22:07:01,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-31 22:07:01,314 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-31 22:07:01,314 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-31 22:07:01,314 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-31 22:07:01,314 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-31 22:07:01,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-31 22:07:01,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-31 22:07:01,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-31 22:07:01,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-31 22:07:01,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-31 22:07:01,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-31 22:07:01,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-31 22:07:01,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-10-31 22:07:01,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-10-31 22:07:01,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-10-31 22:07:01,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-10-31 22:07:01,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-10-31 22:07:01,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-10-31 22:07:01,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-10-31 22:07:01,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-10-31 22:07:01,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-10-31 22:07:01,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-10-31 22:07:01,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-10-31 22:07:01,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-10-31 22:07:01,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-10-31 22:07:01,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-10-31 22:07:01,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2024-10-31 22:07:01,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2024-10-31 22:07:01,318 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-10-31 22:07:01,318 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-10-31 22:07:01,318 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2024-10-31 22:07:01,319 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2024-10-31 22:07:01,319 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2024-10-31 22:07:01,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2024-10-31 22:07:01,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-31 22:07:01,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-31 22:07:01,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-31 22:07:01,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-31 22:07:01,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-31 22:07:01,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-31 22:07:01,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-31 22:07:01,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-31 22:07:01,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-31 22:07:01,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-31 22:07:01,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-10-31 22:07:01,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-10-31 22:07:01,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-10-31 22:07:01,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-10-31 22:07:01,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-10-31 22:07:01,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-10-31 22:07:01,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-10-31 22:07:01,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-10-31 22:07:01,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-10-31 22:07:01,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-10-31 22:07:01,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-10-31 22:07:01,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-10-31 22:07:01,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2024-10-31 22:07:01,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2024-10-31 22:07:01,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2024-10-31 22:07:01,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#25 [2024-10-31 22:07:01,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#26 [2024-10-31 22:07:01,323 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-10-31 22:07:01,323 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-10-31 22:07:01,323 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2024-10-31 22:07:01,324 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2024-10-31 22:07:01,324 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-10-31 22:07:01,324 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-10-31 22:07:01,324 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2024-10-31 22:07:01,324 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2024-10-31 22:07:01,325 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2024-10-31 22:07:01,325 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2024-10-31 22:07:01,325 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2024-10-31 22:07:01,325 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2024-10-31 22:07:01,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-31 22:07:01,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-31 22:07:01,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-31 22:07:01,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-31 22:07:01,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-31 22:07:01,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-31 22:07:01,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-31 22:07:01,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-31 22:07:01,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-31 22:07:01,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-31 22:07:01,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-10-31 22:07:01,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-10-31 22:07:01,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-10-31 22:07:01,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-10-31 22:07:01,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-10-31 22:07:01,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-10-31 22:07:01,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-10-31 22:07:01,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-10-31 22:07:01,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-10-31 22:07:01,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-10-31 22:07:01,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-10-31 22:07:01,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-10-31 22:07:01,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-10-31 22:07:01,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-10-31 22:07:01,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-10-31 22:07:01,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2024-10-31 22:07:01,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2024-10-31 22:07:01,329 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2024-10-31 22:07:01,329 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2024-10-31 22:07:01,329 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2024-10-31 22:07:01,329 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2024-10-31 22:07:01,329 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2024-10-31 22:07:01,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2024-10-31 22:07:01,329 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-10-31 22:07:01,329 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-10-31 22:07:01,332 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-10-31 22:07:01,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-10-31 22:07:01,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-31 22:07:01,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-31 22:07:01,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-31 22:07:01,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-31 22:07:01,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-31 22:07:01,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-31 22:07:01,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-31 22:07:01,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-31 22:07:01,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-31 22:07:01,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-31 22:07:01,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-10-31 22:07:01,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-10-31 22:07:01,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-10-31 22:07:01,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-10-31 22:07:01,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-10-31 22:07:01,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-10-31 22:07:01,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-10-31 22:07:01,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-10-31 22:07:01,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-10-31 22:07:01,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-10-31 22:07:01,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-10-31 22:07:01,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-10-31 22:07:01,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-10-31 22:07:01,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-10-31 22:07:01,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-10-31 22:07:01,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2024-10-31 22:07:01,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2024-10-31 22:07:01,984 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:07:01,987 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:07:08,342 INFO L? ?]: Removed 435 outVars from TransFormulas that were not future-live. [2024-10-31 22:07:08,342 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:07:08,374 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:07:08,376 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-10-31 22:07:08,376 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:07:08 BoogieIcfgContainer [2024-10-31 22:07:08,377 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:07:08,380 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:07:08,380 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:07:08,385 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:07:08,385 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:06:57" (1/3) ... [2024-10-31 22:07:08,387 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24ea0eb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:07:08, skipping insertion in model container [2024-10-31 22:07:08,387 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:07:00" (2/3) ... [2024-10-31 22:07:08,387 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24ea0eb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:07:08, skipping insertion in model container [2024-10-31 22:07:08,389 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:07:08" (3/3) ... [2024-10-31 22:07:08,390 INFO L112 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_all.i [2024-10-31 22:07:08,411 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:07:08,411 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-31 22:07:08,520 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:07:08,528 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;@630fb594, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:07:08,530 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-31 22:07:08,539 INFO L276 IsEmpty]: Start isEmpty. Operand has 399 states, 289 states have (on average 1.3633217993079585) internal successors, (394), 296 states have internal predecessors, (394), 81 states have call successors, (81), 27 states have call predecessors, (81), 27 states have return successors, (81), 81 states have call predecessors, (81), 81 states have call successors, (81) [2024-10-31 22:07:08,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-10-31 22:07:08,550 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:07:08,551 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:07:08,552 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:07:08,559 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:08,560 INFO L85 PathProgramCache]: Analyzing trace with hash -1921356375, now seen corresponding path program 1 times [2024-10-31 22:07:08,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:07:08,572 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [989980996] [2024-10-31 22:07:08,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:08,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:07:12,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:07:13,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-31 22:07:13,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:07:13,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-31 22:07:13,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:07:13,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:07:13,701 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:07:13,702 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [989980996] [2024-10-31 22:07:13,703 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [989980996] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:07:13,703 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:07:13,703 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-31 22:07:13,706 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2103629400] [2024-10-31 22:07:13,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:07:13,715 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-31 22:07:13,716 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:07:13,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-31 22:07:13,751 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-31 22:07:13,759 INFO L87 Difference]: Start difference. First operand has 399 states, 289 states have (on average 1.3633217993079585) internal successors, (394), 296 states have internal predecessors, (394), 81 states have call successors, (81), 27 states have call predecessors, (81), 27 states have return successors, (81), 81 states have call predecessors, (81), 81 states have call successors, (81) Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 3 states have internal predecessors, (18), 2 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-31 22:07:14,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:07:14,914 INFO L93 Difference]: Finished difference Result 805 states and 1167 transitions. [2024-10-31 22:07:14,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-31 22:07:14,917 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 3 states have internal predecessors, (18), 2 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 25 [2024-10-31 22:07:14,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:07:14,932 INFO L225 Difference]: With dead ends: 805 [2024-10-31 22:07:14,932 INFO L226 Difference]: Without dead ends: 402 [2024-10-31 22:07:14,939 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-31 22:07:14,942 INFO L432 NwaCegarLoop]: 445 mSDtfsCounter, 115 mSDsluCounter, 688 mSDsCounter, 0 mSdLazyCounter, 312 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 132 SdHoareTripleChecker+Valid, 1133 SdHoareTripleChecker+Invalid, 388 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 312 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-10-31 22:07:14,943 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [132 Valid, 1133 Invalid, 388 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 312 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-10-31 22:07:14,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 402 states. [2024-10-31 22:07:15,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 402 to 391. [2024-10-31 22:07:15,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 391 states, 284 states have (on average 1.3380281690140845) internal successors, (380), 291 states have internal predecessors, (380), 79 states have call successors, (79), 27 states have call predecessors, (79), 27 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) [2024-10-31 22:07:15,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 391 states and 537 transitions. [2024-10-31 22:07:15,041 INFO L78 Accepts]: Start accepts. Automaton has 391 states and 537 transitions. Word has length 25 [2024-10-31 22:07:15,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:07:15,042 INFO L471 AbstractCegarLoop]: Abstraction has 391 states and 537 transitions. [2024-10-31 22:07:15,043 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 3 states have internal predecessors, (18), 2 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-31 22:07:15,043 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 537 transitions. [2024-10-31 22:07:15,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-10-31 22:07:15,044 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:07:15,045 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:07:15,045 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-31 22:07:15,045 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:07:15,046 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:15,046 INFO L85 PathProgramCache]: Analyzing trace with hash 1303840877, now seen corresponding path program 1 times [2024-10-31 22:07:15,047 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:07:15,047 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [508798954] [2024-10-31 22:07:15,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:15,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:07:19,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:07:19,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-31 22:07:19,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:07:19,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-31 22:07:19,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:07:19,855 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-31 22:07:19,856 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:07:19,856 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [508798954] [2024-10-31 22:07:19,856 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [508798954] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-31 22:07:19,856 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [591918920] [2024-10-31 22:07:19,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:19,857 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 22:07:19,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ec2d1-b6e9-4735-ae16-e3a25f6ce8b6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:07:19,860 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ec2d1-b6e9-4735-ae16-e3a25f6ce8b6/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-31 22:07:19,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ec2d1-b6e9-4735-ae16-e3a25f6ce8b6/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-31 22:07:25,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:07:25,540 INFO L255 TraceCheckSpWp]: Trace formula consists of 5600 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-31 22:07:25,550 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:07:25,592 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-31 22:07:25,593 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-31 22:07:25,636 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-31 22:07:25,637 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [591918920] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-31 22:07:25,637 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-31 22:07:25,637 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 8 [2024-10-31 22:07:25,638 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018143666] [2024-10-31 22:07:25,639 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-31 22:07:25,639 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-31 22:07:25,640 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:07:25,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-31 22:07:25,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2024-10-31 22:07:25,641 INFO L87 Difference]: Start difference. First operand 391 states and 537 transitions. Second operand has 8 states, 8 states have (on average 4.0) internal successors, (32), 7 states have internal predecessors, (32), 2 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-10-31 22:07:26,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:07:26,515 INFO L93 Difference]: Finished difference Result 791 states and 1087 transitions. [2024-10-31 22:07:26,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-31 22:07:26,516 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.0) internal successors, (32), 7 states have internal predecessors, (32), 2 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 29 [2024-10-31 22:07:26,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:07:26,520 INFO L225 Difference]: With dead ends: 791 [2024-10-31 22:07:26,520 INFO L226 Difference]: Without dead ends: 407 [2024-10-31 22:07:26,521 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2024-10-31 22:07:26,523 INFO L432 NwaCegarLoop]: 431 mSDtfsCounter, 120 mSDsluCounter, 667 mSDsCounter, 0 mSdLazyCounter, 318 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 137 SdHoareTripleChecker+Valid, 1098 SdHoareTripleChecker+Invalid, 400 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 318 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-10-31 22:07:26,523 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [137 Valid, 1098 Invalid, 400 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 318 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-10-31 22:07:26,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 407 states. [2024-10-31 22:07:26,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 407 to 397. [2024-10-31 22:07:26,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 397 states, 290 states have (on average 1.3310344827586207) internal successors, (386), 297 states have internal predecessors, (386), 79 states have call successors, (79), 27 states have call predecessors, (79), 27 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) [2024-10-31 22:07:26,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 397 states and 543 transitions. [2024-10-31 22:07:26,582 INFO L78 Accepts]: Start accepts. Automaton has 397 states and 543 transitions. Word has length 29 [2024-10-31 22:07:26,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:07:26,583 INFO L471 AbstractCegarLoop]: Abstraction has 397 states and 543 transitions. [2024-10-31 22:07:26,583 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.0) internal successors, (32), 7 states have internal predecessors, (32), 2 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-10-31 22:07:26,583 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 543 transitions. [2024-10-31 22:07:26,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-10-31 22:07:26,584 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:07:26,584 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:07:26,628 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ec2d1-b6e9-4735-ae16-e3a25f6ce8b6/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-31 22:07:26,784 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ec2d1-b6e9-4735-ae16-e3a25f6ce8b6/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 22:07:26,785 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:07:26,785 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:26,785 INFO L85 PathProgramCache]: Analyzing trace with hash 1441274995, now seen corresponding path program 2 times [2024-10-31 22:07:26,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:07:26,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396255530] [2024-10-31 22:07:26,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:26,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms