./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c84644a-8086-4ae2-baf5-89e0b0d7e00a/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c84644a-8086-4ae2-baf5-89e0b0d7e00a/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c84644a-8086-4ae2-baf5-89e0b0d7e00a/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c84644a-8086-4ae2-baf5-89e0b0d7e00a/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c84644a-8086-4ae2-baf5-89e0b0d7e00a/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c84644a-8086-4ae2-baf5-89e0b0d7e00a/bin/uautomizer-verify-VRDe98Ueme --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 64bit --witnessprinter.graph.data.programhash 23b299466df567728bd01cdd7606fd8853010375cabd6f3e05e43d9cfc96a45f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 11:52:29,176 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 11:52:29,299 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c84644a-8086-4ae2-baf5-89e0b0d7e00a/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-26 11:52:29,310 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 11:52:29,311 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 11:52:29,351 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 11:52:29,352 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 11:52:29,353 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 11:52:29,354 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 11:52:29,359 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 11:52:29,359 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 11:52:29,360 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 11:52:29,361 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 11:52:29,363 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 11:52:29,363 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 11:52:29,364 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 11:52:29,364 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 11:52:29,365 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 11:52:29,365 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 11:52:29,365 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 11:52:29,366 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 11:52:29,366 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 11:52:29,367 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 11:52:29,367 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 11:52:29,368 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 11:52:29,368 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 11:52:29,369 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 11:52:29,369 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 11:52:29,370 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:52:29,370 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 11:52:29,371 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 11:52:29,372 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 11:52:29,372 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 11:52:29,372 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 11:52:29,372 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 11:52:29,373 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 11:52:29,373 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 11:52:29,373 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 11:52:29,373 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 11:52:29,374 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_5c84644a-8086-4ae2-baf5-89e0b0d7e00a/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c84644a-8086-4ae2-baf5-89e0b0d7e00a/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b299466df567728bd01cdd7606fd8853010375cabd6f3e05e43d9cfc96a45f [2023-11-26 11:52:29,678 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 11:52:29,714 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 11:52:29,717 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 11:52:29,719 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 11:52:29,719 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 11:52:29,721 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c84644a-8086-4ae2-baf5-89e0b0d7e00a/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i [2023-11-26 11:52:32,920 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 11:52:33,514 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 11:52:33,515 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c84644a-8086-4ae2-baf5-89e0b0d7e00a/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i [2023-11-26 11:52:33,556 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c84644a-8086-4ae2-baf5-89e0b0d7e00a/bin/uautomizer-verify-VRDe98Ueme/data/b5210e077/9fc4d1055d1a468592f0e1e8fdf933c1/FLAG168238a25 [2023-11-26 11:52:33,572 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c84644a-8086-4ae2-baf5-89e0b0d7e00a/bin/uautomizer-verify-VRDe98Ueme/data/b5210e077/9fc4d1055d1a468592f0e1e8fdf933c1 [2023-11-26 11:52:33,575 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 11:52:33,576 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 11:52:33,578 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 11:52:33,578 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 11:52:33,584 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 11:52:33,585 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:52:33" (1/1) ... [2023-11-26 11:52:33,586 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7df73c95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:33, skipping insertion in model container [2023-11-26 11:52:33,586 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:52:33" (1/1) ... [2023-11-26 11:52:33,661 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 11:52:34,160 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2395] [2023-11-26 11:52:34,161 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2396-2397] [2023-11-26 11:52:34,253 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c84644a-8086-4ae2-baf5-89e0b0d7e00a/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i[74571,74584] [2023-11-26 11:52:34,500 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:52:34,530 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 11:52:34,677 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2395] [2023-11-26 11:52:34,678 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2396-2397] [2023-11-26 11:52:34,681 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [2477] [2023-11-26 11:52:34,692 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c84644a-8086-4ae2-baf5-89e0b0d7e00a/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i[74571,74584] [2023-11-26 11:52:34,809 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:52:34,852 INFO L206 MainTranslator]: Completed translation [2023-11-26 11:52:34,852 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:34 WrapperNode [2023-11-26 11:52:34,852 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 11:52:34,854 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 11:52:34,854 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 11:52:34,854 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 11:52:34,862 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:34" (1/1) ... [2023-11-26 11:52:34,897 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:34" (1/1) ... [2023-11-26 11:52:34,969 INFO L138 Inliner]: procedures = 76, calls = 206, calls flagged for inlining = 33, calls inlined = 29, statements flattened = 602 [2023-11-26 11:52:34,970 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 11:52:34,971 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 11:52:34,971 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 11:52:34,971 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 11:52:34,983 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:34" (1/1) ... [2023-11-26 11:52:34,983 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:34" (1/1) ... [2023-11-26 11:52:35,005 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:34" (1/1) ... [2023-11-26 11:52:35,084 INFO L175 MemorySlicer]: Split 100 memory accesses to 9 slices as follows [2, 2, 44, 11, 10, 21, 2, 1, 7]. 44 percent of accesses are in the largest equivalence class. The 67 initializations are split as follows [2, 0, 44, 0, 0, 21, 0, 0, 0]. The 9 writes are split as follows [0, 1, 0, 1, 0, 0, 0, 1, 6]. [2023-11-26 11:52:35,087 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:34" (1/1) ... [2023-11-26 11:52:35,087 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:34" (1/1) ... [2023-11-26 11:52:35,133 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:34" (1/1) ... [2023-11-26 11:52:35,147 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:34" (1/1) ... [2023-11-26 11:52:35,154 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:34" (1/1) ... [2023-11-26 11:52:35,159 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:34" (1/1) ... [2023-11-26 11:52:35,169 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 11:52:35,184 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 11:52:35,184 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 11:52:35,185 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 11:52:35,186 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:34" (1/1) ... [2023-11-26 11:52:35,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:52:35,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c84644a-8086-4ae2-baf5-89e0b0d7e00a/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:52:35,225 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c84644a-8086-4ae2-baf5-89e0b0d7e00a/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 11:52:35,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c84644a-8086-4ae2-baf5-89e0b0d7e00a/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 11:52:35,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 11:52:35,276 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_request [2023-11-26 11:52:35,276 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_request [2023-11-26 11:52:35,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-26 11:52:35,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-26 11:52:35,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-26 11:52:35,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-26 11:52:35,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-26 11:52:35,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-26 11:52:35,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-26 11:52:35,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2023-11-26 11:52:35,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2023-11-26 11:52:35,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2023-11-26 11:52:35,278 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-26 11:52:35,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-26 11:52:35,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-26 11:52:35,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-26 11:52:35,279 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-26 11:52:35,279 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-26 11:52:35,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-26 11:52:35,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-26 11:52:35,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-26 11:52:35,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-26 11:52:35,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-26 11:52:35,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-26 11:52:35,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-26 11:52:35,281 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-26 11:52:35,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-26 11:52:35,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-26 11:52:35,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-26 11:52:35,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-26 11:52:35,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-26 11:52:35,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-26 11:52:35,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-26 11:52:35,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2023-11-26 11:52:35,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2023-11-26 11:52:35,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2023-11-26 11:52:35,283 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_stop [2023-11-26 11:52:35,283 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_stop [2023-11-26 11:52:35,284 INFO L130 BoogieDeclarations]: Found specification of procedure ax_remove [2023-11-26 11:52:35,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ax_remove [2023-11-26 11:52:35,284 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-26 11:52:35,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-26 11:52:35,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-26 11:52:35,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-26 11:52:35,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-26 11:52:35,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-26 11:52:35,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2023-11-26 11:52:35,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2023-11-26 11:52:35,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2023-11-26 11:52:35,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2023-11-26 11:52:35,286 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_close [2023-11-26 11:52:35,286 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_close [2023-11-26 11:52:35,286 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-26 11:52:35,286 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-26 11:52:35,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-26 11:52:35,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-26 11:52:35,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-26 11:52:35,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-26 11:52:35,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-26 11:52:35,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-26 11:52:35,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-26 11:52:35,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-26 11:52:35,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-26 11:52:35,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-26 11:52:35,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-26 11:52:35,289 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-26 11:52:35,289 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-26 11:52:35,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 11:52:35,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-26 11:52:35,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-26 11:52:35,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-26 11:52:35,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-26 11:52:35,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-26 11:52:35,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-26 11:52:35,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-26 11:52:35,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-26 11:52:35,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-26 11:52:35,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-26 11:52:35,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-26 11:52:35,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 11:52:35,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 11:52:35,564 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 11:52:35,567 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 11:52:35,656 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-26 11:52:36,252 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 11:52:36,541 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 11:52:36,543 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-26 11:52:36,544 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:52:36 BoogieIcfgContainer [2023-11-26 11:52:36,544 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 11:52:36,548 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 11:52:36,549 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 11:52:36,552 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 11:52:36,553 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 11:52:33" (1/3) ... [2023-11-26 11:52:36,554 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f3ed067 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:52:36, skipping insertion in model container [2023-11-26 11:52:36,554 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:34" (2/3) ... [2023-11-26 11:52:36,556 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f3ed067 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:52:36, skipping insertion in model container [2023-11-26 11:52:36,556 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:52:36" (3/3) ... [2023-11-26 11:52:36,559 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i [2023-11-26 11:52:36,581 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 11:52:36,582 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-26 11:52:36,659 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 11:52:36,667 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@39c4428f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 11:52:36,667 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-26 11:52:36,673 INFO L276 IsEmpty]: Start isEmpty. Operand has 122 states, 87 states have (on average 1.4597701149425288) internal successors, (127), 92 states have internal predecessors, (127), 23 states have call successors, (23), 11 states have call predecessors, (23), 10 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-11-26 11:52:36,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-26 11:52:36,686 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:52:36,687 INFO L195 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, 1, 1] [2023-11-26 11:52:36,688 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:52:36,699 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:52:36,700 INFO L85 PathProgramCache]: Analyzing trace with hash -1626321122, now seen corresponding path program 1 times [2023-11-26 11:52:36,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:52:36,712 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1663028490] [2023-11-26 11:52:36,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:52:36,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:52:36,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:52:37,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:52:37,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:52:37,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-26 11:52:37,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:52:37,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:52:37,335 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:52:37,335 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1663028490] [2023-11-26 11:52:37,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1663028490] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:52:37,337 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:52:37,338 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-26 11:52:37,340 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521253788] [2023-11-26 11:52:37,346 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:52:37,354 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-26 11:52:37,355 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:52:37,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-26 11:52:37,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-26 11:52:37,396 INFO L87 Difference]: Start difference. First operand has 122 states, 87 states have (on average 1.4597701149425288) internal successors, (127), 92 states have internal predecessors, (127), 23 states have call successors, (23), 11 states have call predecessors, (23), 10 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 4 states, 4 states have (on average 6.5) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-26 11:52:37,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:52:37,847 INFO L93 Difference]: Finished difference Result 251 states and 355 transitions. [2023-11-26 11:52:37,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-26 11:52:37,850 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 31 [2023-11-26 11:52:37,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:52:37,862 INFO L225 Difference]: With dead ends: 251 [2023-11-26 11:52:37,862 INFO L226 Difference]: Without dead ends: 119 [2023-11-26 11:52:37,867 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-26 11:52:37,871 INFO L413 NwaCegarLoop]: 111 mSDtfsCounter, 68 mSDsluCounter, 170 mSDsCounter, 0 mSdLazyCounter, 128 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 281 SdHoareTripleChecker+Invalid, 150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 128 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-26 11:52:37,872 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [70 Valid, 281 Invalid, 150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 128 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-26 11:52:37,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2023-11-26 11:52:37,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 115. [2023-11-26 11:52:37,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 95 states have (on average 1.4) internal successors, (133), 95 states have internal predecessors, (133), 12 states have call successors, (12), 8 states have call predecessors, (12), 7 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-26 11:52:37,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 156 transitions. [2023-11-26 11:52:37,946 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 156 transitions. Word has length 31 [2023-11-26 11:52:37,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:52:37,948 INFO L495 AbstractCegarLoop]: Abstraction has 115 states and 156 transitions. [2023-11-26 11:52:37,948 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-26 11:52:37,949 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 156 transitions. [2023-11-26 11:52:37,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-26 11:52:37,955 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:52:37,956 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:52:37,961 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-26 11:52:37,961 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:52:37,962 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:52:37,962 INFO L85 PathProgramCache]: Analyzing trace with hash 933360291, now seen corresponding path program 1 times [2023-11-26 11:52:37,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:52:37,963 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344659093] [2023-11-26 11:52:37,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:52:37,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:52:38,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:52:38,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:52:38,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:52:38,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-26 11:52:38,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:52:38,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-11-26 11:52:38,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:52:38,316 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-26 11:52:38,317 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:52:38,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [344659093] [2023-11-26 11:52:38,318 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [344659093] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:52:38,318 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:52:38,318 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-26 11:52:38,319 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1267735503] [2023-11-26 11:52:38,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:52:38,321 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-26 11:52:38,321 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:52:38,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-26 11:52:38,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-26 11:52:38,323 INFO L87 Difference]: Start difference. First operand 115 states and 156 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2023-11-26 11:52:38,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:52:38,643 INFO L93 Difference]: Finished difference Result 123 states and 164 transitions. [2023-11-26 11:52:38,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-26 11:52:38,644 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 46 [2023-11-26 11:52:38,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:52:38,650 INFO L225 Difference]: With dead ends: 123 [2023-11-26 11:52:38,651 INFO L226 Difference]: Without dead ends: 120 [2023-11-26 11:52:38,651 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-26 11:52:38,653 INFO L413 NwaCegarLoop]: 95 mSDtfsCounter, 13 mSDsluCounter, 150 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 245 SdHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-26 11:52:38,653 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 245 Invalid, 112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-26 11:52:38,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2023-11-26 11:52:38,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 116. [2023-11-26 11:52:38,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 96 states have (on average 1.3958333333333333) internal successors, (134), 96 states have internal predecessors, (134), 12 states have call successors, (12), 8 states have call predecessors, (12), 7 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-26 11:52:38,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 157 transitions. [2023-11-26 11:52:38,678 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 157 transitions. Word has length 46 [2023-11-26 11:52:38,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:52:38,680 INFO L495 AbstractCegarLoop]: Abstraction has 116 states and 157 transitions. [2023-11-26 11:52:38,680 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2023-11-26 11:52:38,680 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 157 transitions. [2023-11-26 11:52:38,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-26 11:52:38,682 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:52:38,683 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:52:38,683 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-26 11:52:38,683 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:52:38,684 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:52:38,684 INFO L85 PathProgramCache]: Analyzing trace with hash -651467912, now seen corresponding path program 1 times [2023-11-26 11:52:38,684 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:52:38,684 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2023081157] [2023-11-26 11:52:38,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:52:38,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:52:38,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:52:38,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:52:38,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:52:38,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-26 11:52:38,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:52:38,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-11-26 11:52:38,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:52:38,973 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-26 11:52:38,973 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:52:38,974 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2023081157] [2023-11-26 11:52:38,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2023081157] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:52:38,992 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:52:38,992 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-26 11:52:38,993 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [258626208] [2023-11-26 11:52:38,993 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:52:38,993 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-26 11:52:38,994 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:52:38,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-26 11:52:38,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-26 11:52:38,995 INFO L87 Difference]: Start difference. First operand 116 states and 157 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2023-11-26 11:52:39,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:52:39,301 INFO L93 Difference]: Finished difference Result 216 states and 295 transitions. [2023-11-26 11:52:39,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-26 11:52:39,302 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 48 [2023-11-26 11:52:39,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:52:39,303 INFO L225 Difference]: With dead ends: 216 [2023-11-26 11:52:39,303 INFO L226 Difference]: Without dead ends: 0 [2023-11-26 11:52:39,305 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-11-26 11:52:39,306 INFO L413 NwaCegarLoop]: 85 mSDtfsCounter, 92 mSDsluCounter, 136 mSDsCounter, 0 mSdLazyCounter, 101 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 99 SdHoareTripleChecker+Valid, 221 SdHoareTripleChecker+Invalid, 109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-26 11:52:39,307 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [99 Valid, 221 Invalid, 109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-26 11:52:39,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-26 11:52:39,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-26 11:52:39,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:52:39,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-26 11:52:39,309 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 48 [2023-11-26 11:52:39,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:52:39,309 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-26 11:52:39,310 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2023-11-26 11:52:39,310 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-26 11:52:39,310 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-26 11:52:39,313 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-26 11:52:39,314 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-26 11:52:39,320 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-26 11:52:39,436 INFO L899 garLoopResultBuilder]: For program point hid_hw_requestEXIT(lines 2662 2675) no Hoare annotation was computed. [2023-11-26 11:52:39,436 INFO L899 garLoopResultBuilder]: For program point L2666(lines 2666 2671) no Hoare annotation was computed. [2023-11-26 11:52:39,440 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2662 2675) the Hoare annotation is: true [2023-11-26 11:52:39,441 INFO L899 garLoopResultBuilder]: For program point hid_hw_requestFINAL(lines 2662 2675) no Hoare annotation was computed. [2023-11-26 11:52:39,441 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2023-11-26 11:52:39,441 INFO L902 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: true [2023-11-26 11:52:39,442 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2023-11-26 11:52:39,442 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-11-26 11:52:39,442 INFO L902 garLoopResultBuilder]: At program point LDV_STOP(lines 2559 2565) the Hoare annotation is: true [2023-11-26 11:52:39,442 INFO L899 garLoopResultBuilder]: For program point ldv_stopEXIT(lines 2559 2565) no Hoare annotation was computed. [2023-11-26 11:52:39,442 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-11-26 11:52:39,443 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~intEXIT(line -1) no Hoare annotation was computed. [2023-11-26 11:52:39,443 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2639 2646) the Hoare annotation is: true [2023-11-26 11:52:39,443 INFO L899 garLoopResultBuilder]: For program point hid_hw_stopEXIT(lines 2639 2646) no Hoare annotation was computed. [2023-11-26 11:52:39,443 INFO L899 garLoopResultBuilder]: For program point L2643-1(line 2643) no Hoare annotation was computed. [2023-11-26 11:52:39,443 INFO L902 garLoopResultBuilder]: At program point L2643(line 2643) the Hoare annotation is: true [2023-11-26 11:52:39,445 INFO L899 garLoopResultBuilder]: For program point ax_removeFINAL(lines 2852 2859) no Hoare annotation was computed. [2023-11-26 11:52:39,449 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2852 2859) the Hoare annotation is: true [2023-11-26 11:52:39,449 INFO L899 garLoopResultBuilder]: For program point L2855-1(line 2855) no Hoare annotation was computed. [2023-11-26 11:52:39,450 INFO L902 garLoopResultBuilder]: At program point L2855(line 2855) the Hoare annotation is: true [2023-11-26 11:52:39,450 INFO L899 garLoopResultBuilder]: For program point ax_removeEXIT(lines 2852 2859) no Hoare annotation was computed. [2023-11-26 11:52:39,450 INFO L899 garLoopResultBuilder]: For program point L2658-1(line 2658) no Hoare annotation was computed. [2023-11-26 11:52:39,450 INFO L899 garLoopResultBuilder]: For program point hid_hw_closeEXIT(lines 2655 2661) no Hoare annotation was computed. [2023-11-26 11:52:39,450 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2655 2661) the Hoare annotation is: true [2023-11-26 11:52:39,451 INFO L902 garLoopResultBuilder]: At program point L2658(line 2658) the Hoare annotation is: true [2023-11-26 11:52:39,451 INFO L899 garLoopResultBuilder]: For program point dev_errEXIT(lines 3084 3086) no Hoare annotation was computed. [2023-11-26 11:52:39,451 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3084 3086) the Hoare annotation is: true [2023-11-26 11:52:39,453 INFO L902 garLoopResultBuilder]: At program point ERROR(lines 2552 2558) the Hoare annotation is: true [2023-11-26 11:52:39,454 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 2556) no Hoare annotation was computed. [2023-11-26 11:52:39,454 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 2552 2558) no Hoare annotation was computed. [2023-11-26 11:52:39,454 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2499 2501) the Hoare annotation is: true [2023-11-26 11:52:39,454 INFO L899 garLoopResultBuilder]: For program point L2500(line 2500) no Hoare annotation was computed. [2023-11-26 11:52:39,455 INFO L899 garLoopResultBuilder]: For program point L2500-2(lines 2499 2501) no Hoare annotation was computed. [2023-11-26 11:52:39,455 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 2499 2501) no Hoare annotation was computed. [2023-11-26 11:52:39,455 INFO L899 garLoopResultBuilder]: For program point L2526(lines 2526 2533) no Hoare annotation was computed. [2023-11-26 11:52:39,456 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 2519 2535) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|) (= |#memory_int#3| |old(#memory_int#3)|))) [2023-11-26 11:52:39,456 INFO L899 garLoopResultBuilder]: For program point ldv_zallocEXIT(lines 2519 2535) no Hoare annotation was computed. [2023-11-26 11:52:39,456 INFO L899 garLoopResultBuilder]: For program point ldv_zallocFINAL(lines 2519 2535) no Hoare annotation was computed. [2023-11-26 11:52:39,457 INFO L899 garLoopResultBuilder]: For program point L2531-1(line 2531) no Hoare annotation was computed. [2023-11-26 11:52:39,458 INFO L902 garLoopResultBuilder]: At program point L2531(line 2531) the Hoare annotation is: true [2023-11-26 11:52:39,459 INFO L899 garLoopResultBuilder]: For program point L2843(lines 2843 2848) no Hoare annotation was computed. [2023-11-26 11:52:39,459 INFO L899 garLoopResultBuilder]: For program point L2794(lines 2794 2797) no Hoare annotation was computed. [2023-11-26 11:52:39,459 INFO L902 garLoopResultBuilder]: At program point L2844(line 2844) the Hoare annotation is: true [2023-11-26 11:52:39,459 INFO L899 garLoopResultBuilder]: For program point L2844-1(line 2844) no Hoare annotation was computed. [2023-11-26 11:52:39,460 INFO L899 garLoopResultBuilder]: For program point ax_probe_returnLabel#1(lines 2807 2851) no Hoare annotation was computed. [2023-11-26 11:52:39,460 INFO L899 garLoopResultBuilder]: For program point L2845-1(line 2845) no Hoare annotation was computed. [2023-11-26 11:52:39,460 INFO L902 garLoopResultBuilder]: At program point L2845(line 2845) the Hoare annotation is: true [2023-11-26 11:52:39,460 INFO L899 garLoopResultBuilder]: For program point L3011(line 3011) no Hoare annotation was computed. [2023-11-26 11:52:39,460 INFO L899 garLoopResultBuilder]: For program point L3011-2(line 3011) no Hoare annotation was computed. [2023-11-26 11:52:39,461 INFO L899 garLoopResultBuilder]: For program point L3011-4(line 3011) no Hoare annotation was computed. [2023-11-26 11:52:39,461 INFO L899 garLoopResultBuilder]: For program point L2780(line 2780) no Hoare annotation was computed. [2023-11-26 11:52:39,462 INFO L899 garLoopResultBuilder]: For program point L3011-7(lines 3011 3014) no Hoare annotation was computed. [2023-11-26 11:52:39,462 INFO L899 garLoopResultBuilder]: For program point L3011-6(line 3011) no Hoare annotation was computed. [2023-11-26 11:52:39,462 INFO L899 garLoopResultBuilder]: For program point L2780-2(lines 2780 2785) no Hoare annotation was computed. [2023-11-26 11:52:39,462 INFO L899 garLoopResultBuilder]: For program point L2632(lines 2632 2635) no Hoare annotation was computed. [2023-11-26 11:52:39,463 INFO L899 garLoopResultBuilder]: For program point L2632-2(lines 2632 2635) no Hoare annotation was computed. [2023-11-26 11:52:39,464 INFO L902 garLoopResultBuilder]: At program point L2946(line 2946) the Hoare annotation is: true [2023-11-26 11:52:39,464 INFO L899 garLoopResultBuilder]: For program point L2913-1(line 2913) no Hoare annotation was computed. [2023-11-26 11:52:39,465 INFO L895 garLoopResultBuilder]: At program point L2913(line 2913) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2023-11-26 11:52:39,465 INFO L899 garLoopResultBuilder]: For program point L2781-1(lines 2781 2782) no Hoare annotation was computed. [2023-11-26 11:52:39,465 INFO L895 garLoopResultBuilder]: At program point L2781(lines 2781 2782) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-26 11:52:39,465 INFO L899 garLoopResultBuilder]: For program point L2831(lines 2831 2835) no Hoare annotation was computed. [2023-11-26 11:52:39,466 INFO L899 garLoopResultBuilder]: For program point L2633-1(line 2633) no Hoare annotation was computed. [2023-11-26 11:52:39,466 INFO L899 garLoopResultBuilder]: For program point axff_init_returnLabel#1(lines 2731 2806) no Hoare annotation was computed. [2023-11-26 11:52:39,466 INFO L902 garLoopResultBuilder]: At program point L2633(line 2633) the Hoare annotation is: true [2023-11-26 11:52:39,466 INFO L899 garLoopResultBuilder]: For program point L3013-1(lines 3008 3017) no Hoare annotation was computed. [2023-11-26 11:52:39,467 INFO L895 garLoopResultBuilder]: At program point L3013(line 3013) the Hoare annotation is: false [2023-11-26 11:52:39,467 INFO L895 garLoopResultBuilder]: At program point L2832(line 2832) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-26 11:52:39,468 INFO L899 garLoopResultBuilder]: For program point L2799-1(line 2799) no Hoare annotation was computed. [2023-11-26 11:52:39,468 INFO L899 garLoopResultBuilder]: For program point L2832-1(line 2832) no Hoare annotation was computed. [2023-11-26 11:52:39,468 INFO L895 garLoopResultBuilder]: At program point L2799(line 2799) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-26 11:52:39,468 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-26 11:52:39,468 INFO L899 garLoopResultBuilder]: For program point L2651-1(line 2651) no Hoare annotation was computed. [2023-11-26 11:52:39,469 INFO L895 garLoopResultBuilder]: At program point L2651(line 2651) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-26 11:52:39,469 INFO L902 garLoopResultBuilder]: At program point L2982(line 2982) the Hoare annotation is: true [2023-11-26 11:52:39,469 INFO L895 garLoopResultBuilder]: At program point L2900(line 2900) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-26 11:52:39,469 INFO L899 garLoopResultBuilder]: For program point L2900-1(line 2900) no Hoare annotation was computed. [2023-11-26 11:52:39,470 INFO L899 garLoopResultBuilder]: For program point L2769(lines 2746 2805) no Hoare annotation was computed. [2023-11-26 11:52:39,470 INFO L899 garLoopResultBuilder]: For program point L2753(lines 2753 2757) no Hoare annotation was computed. [2023-11-26 11:52:39,470 INFO L899 garLoopResultBuilder]: For program point L2770(lines 2770 2773) no Hoare annotation was computed. [2023-11-26 11:52:39,470 INFO L899 garLoopResultBuilder]: For program point L2952(line 2952) no Hoare annotation was computed. [2023-11-26 11:52:39,470 INFO L899 garLoopResultBuilder]: For program point L2952-2(line 2952) no Hoare annotation was computed. [2023-11-26 11:52:39,470 INFO L899 garLoopResultBuilder]: For program point L2919(lines 2912 2996) no Hoare annotation was computed. [2023-11-26 11:52:39,471 INFO L899 garLoopResultBuilder]: For program point L2952-1(line 2952) no Hoare annotation was computed. [2023-11-26 11:52:39,471 INFO L899 garLoopResultBuilder]: For program point L2820(lines 2820 2823) no Hoare annotation was computed. [2023-11-26 11:52:39,471 INFO L899 garLoopResultBuilder]: For program point L2952-4(line 2952) no Hoare annotation was computed. [2023-11-26 11:52:39,471 INFO L899 garLoopResultBuilder]: For program point L2952-3(line 2952) no Hoare annotation was computed. [2023-11-26 11:52:39,471 INFO L899 garLoopResultBuilder]: For program point L2820-2(lines 2820 2823) no Hoare annotation was computed. [2023-11-26 11:52:39,472 INFO L895 garLoopResultBuilder]: At program point L2754(line 2754) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-26 11:52:39,472 INFO L899 garLoopResultBuilder]: For program point L2952-6(line 2952) no Hoare annotation was computed. [2023-11-26 11:52:39,472 INFO L899 garLoopResultBuilder]: For program point L2952-5(line 2952) no Hoare annotation was computed. [2023-11-26 11:52:39,475 INFO L899 garLoopResultBuilder]: For program point L2952-8(line 2952) no Hoare annotation was computed. [2023-11-26 11:52:39,475 INFO L899 garLoopResultBuilder]: For program point L2754-1(line 2754) no Hoare annotation was computed. [2023-11-26 11:52:39,475 INFO L899 garLoopResultBuilder]: For program point L2952-11(line 2952) no Hoare annotation was computed. [2023-11-26 11:52:39,475 INFO L899 garLoopResultBuilder]: For program point L2837(lines 2837 2841) no Hoare annotation was computed. [2023-11-26 11:52:39,476 INFO L899 garLoopResultBuilder]: For program point L2837-2(lines 2837 2841) no Hoare annotation was computed. [2023-11-26 11:52:39,476 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-26 11:52:39,476 INFO L899 garLoopResultBuilder]: For program point L2788(lines 2788 2791) no Hoare annotation was computed. [2023-11-26 11:52:39,476 INFO L899 garLoopResultBuilder]: For program point main_ldv_final#1(lines 2912 2996) no Hoare annotation was computed. [2023-11-26 11:52:39,476 INFO L899 garLoopResultBuilder]: For program point L2921(lines 2921 2990) no Hoare annotation was computed. [2023-11-26 11:52:39,477 INFO L899 garLoopResultBuilder]: For program point L2988(line 2988) no Hoare annotation was computed. [2023-11-26 11:52:39,477 INFO L899 garLoopResultBuilder]: For program point L2922(line 2922) no Hoare annotation was computed. [2023-11-26 11:52:39,477 INFO L899 garLoopResultBuilder]: For program point L2955(lines 2921 2990) no Hoare annotation was computed. [2023-11-26 11:52:39,477 INFO L899 garLoopResultBuilder]: For program point L2922-2(line 2922) no Hoare annotation was computed. [2023-11-26 11:52:39,477 INFO L899 garLoopResultBuilder]: For program point L2922-1(line 2922) no Hoare annotation was computed. [2023-11-26 11:52:39,478 INFO L899 garLoopResultBuilder]: For program point L2922-4(line 2922) no Hoare annotation was computed. [2023-11-26 11:52:39,478 INFO L899 garLoopResultBuilder]: For program point L2922-3(line 2922) no Hoare annotation was computed. [2023-11-26 11:52:39,479 INFO L899 garLoopResultBuilder]: For program point L2922-8(line 2922) no Hoare annotation was computed. [2023-11-26 11:52:39,479 INFO L899 garLoopResultBuilder]: For program point L2625-1(line 2625) no Hoare annotation was computed. [2023-11-26 11:52:39,479 INFO L895 garLoopResultBuilder]: At program point L2625(line 2625) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-26 11:52:39,479 INFO L899 garLoopResultBuilder]: For program point L2922-9(line 2922) no Hoare annotation was computed. [2023-11-26 11:52:39,479 INFO L899 garLoopResultBuilder]: For program point L2922-12(line 2922) no Hoare annotation was computed. [2023-11-26 11:52:39,480 INFO L899 garLoopResultBuilder]: For program point L2939-1(line 2939) no Hoare annotation was computed. [2023-11-26 11:52:39,480 INFO L902 garLoopResultBuilder]: At program point L2939(line 2939) the Hoare annotation is: true [2023-11-26 11:52:39,480 INFO L902 garLoopResultBuilder]: At program point L2989(line 2989) the Hoare annotation is: true [2023-11-26 11:52:39,481 INFO L899 garLoopResultBuilder]: For program point hid_hw_start_returnLabel#1(lines 2620 2638) no Hoare annotation was computed. [2023-11-26 11:52:39,481 INFO L899 garLoopResultBuilder]: For program point L2775(lines 2746 2805) no Hoare annotation was computed. [2023-11-26 11:52:39,481 INFO L899 garLoopResultBuilder]: For program point L2825(lines 2825 2829) no Hoare annotation was computed. [2023-11-26 11:52:39,482 INFO L899 garLoopResultBuilder]: For program point L2627(lines 2627 2630) no Hoare annotation was computed. [2023-11-26 11:52:39,482 INFO L899 garLoopResultBuilder]: For program point L2776(lines 2776 2779) no Hoare annotation was computed. [2023-11-26 11:52:39,482 INFO L899 garLoopResultBuilder]: For program point L2925(lines 2921 2990) no Hoare annotation was computed. [2023-11-26 11:52:39,484 INFO L895 garLoopResultBuilder]: At program point L2826(line 2826) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-26 11:52:39,485 INFO L899 garLoopResultBuilder]: For program point L2826-1(line 2826) no Hoare annotation was computed. [2023-11-26 11:52:39,488 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-26 11:52:39,491 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-26 11:52:39,503 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 11:52:39 BoogieIcfgContainer [2023-11-26 11:52:39,503 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-26 11:52:39,504 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-26 11:52:39,504 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-26 11:52:39,504 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-26 11:52:39,505 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:52:36" (3/4) ... [2023-11-26 11:52:39,507 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-26 11:52:39,512 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2023-11-26 11:52:39,512 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_request [2023-11-26 11:52:39,512 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2023-11-26 11:52:39,513 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2023-11-26 11:52:39,513 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2023-11-26 11:52:39,513 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_stop [2023-11-26 11:52:39,513 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ax_remove [2023-11-26 11:52:39,514 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-26 11:52:39,514 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_close [2023-11-26 11:52:39,514 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~int [2023-11-26 11:52:39,514 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_err [2023-11-26 11:52:39,543 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 88 nodes and edges [2023-11-26 11:52:39,545 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 31 nodes and edges [2023-11-26 11:52:39,547 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2023-11-26 11:52:39,549 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-26 11:52:39,551 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-26 11:52:39,553 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-26 11:52:39,788 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c84644a-8086-4ae2-baf5-89e0b0d7e00a/bin/uautomizer-verify-VRDe98Ueme/witness.graphml [2023-11-26 11:52:39,788 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c84644a-8086-4ae2-baf5-89e0b0d7e00a/bin/uautomizer-verify-VRDe98Ueme/witness.yml [2023-11-26 11:52:39,788 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-26 11:52:39,789 INFO L158 Benchmark]: Toolchain (without parser) took 6212.88ms. Allocated memory was 146.8MB in the beginning and 195.0MB in the end (delta: 48.2MB). Free memory was 112.8MB in the beginning and 110.8MB in the end (delta: 2.1MB). Peak memory consumption was 52.9MB. Max. memory is 16.1GB. [2023-11-26 11:52:39,790 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 121.6MB. Free memory was 81.9MB in the beginning and 81.9MB in the end (delta: 82.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 11:52:39,792 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1275.01ms. Allocated memory was 146.8MB in the beginning and 195.0MB in the end (delta: 48.2MB). Free memory was 112.4MB in the beginning and 149.0MB in the end (delta: -36.6MB). Peak memory consumption was 64.0MB. Max. memory is 16.1GB. [2023-11-26 11:52:39,792 INFO L158 Benchmark]: Boogie Procedure Inliner took 116.35ms. Allocated memory is still 195.0MB. Free memory was 149.0MB in the beginning and 144.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-26 11:52:39,793 INFO L158 Benchmark]: Boogie Preprocessor took 212.71ms. Allocated memory is still 195.0MB. Free memory was 144.8MB in the beginning and 136.4MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-26 11:52:39,793 INFO L158 Benchmark]: RCFGBuilder took 1359.77ms. Allocated memory is still 195.0MB. Free memory was 136.4MB in the beginning and 136.8MB in the end (delta: -386.3kB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2023-11-26 11:52:39,793 INFO L158 Benchmark]: TraceAbstraction took 2954.71ms. Allocated memory is still 195.0MB. Free memory was 135.8MB in the beginning and 125.5MB in the end (delta: 10.3MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2023-11-26 11:52:39,794 INFO L158 Benchmark]: Witness Printer took 284.94ms. Allocated memory is still 195.0MB. Free memory was 125.5MB in the beginning and 110.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-26 11:52:39,797 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 121.6MB. Free memory was 81.9MB in the beginning and 81.9MB in the end (delta: 82.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1275.01ms. Allocated memory was 146.8MB in the beginning and 195.0MB in the end (delta: 48.2MB). Free memory was 112.4MB in the beginning and 149.0MB in the end (delta: -36.6MB). Peak memory consumption was 64.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 116.35ms. Allocated memory is still 195.0MB. Free memory was 149.0MB in the beginning and 144.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 212.71ms. Allocated memory is still 195.0MB. Free memory was 144.8MB in the beginning and 136.4MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1359.77ms. Allocated memory is still 195.0MB. Free memory was 136.4MB in the beginning and 136.8MB in the end (delta: -386.3kB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * TraceAbstraction took 2954.71ms. Allocated memory is still 195.0MB. Free memory was 135.8MB in the beginning and 125.5MB in the end (delta: 10.3MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. * Witness Printer took 284.94ms. Allocated memory is still 195.0MB. Free memory was 125.5MB in the beginning and 110.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 2477]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [2477] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 2556]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 12 procedures, 123 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.9s, OverallIterations: 3, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 182 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 173 mSDsluCounter, 747 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 456 mSDsCounter, 39 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 332 IncrementalHoareTripleChecker+Invalid, 371 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 39 mSolverCounterUnsat, 291 mSDtfsCounter, 332 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=122occurred in iteration=0, InterpolantAutomatonStates: 14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 8 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 33 LocationsWithAnnotation, 91 PreInvPairs, 108 NumberOfFragments, 69 HoareAnnotationTreeSize, 91 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 33 FomulaSimplificationsInter, 59 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 125 NumberOfCodeBlocks, 125 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 122 ConstructedInterpolants, 0 QuantifiedInterpolants, 235 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 2639]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2559]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2023-11-26 11:52:39,832 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c84644a-8086-4ae2-baf5-89e0b0d7e00a/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE