./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--spi--spi-tegra20-slink.ko.cil.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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_7e60341f-d59c-4d87-9b6e-3a83ab00b996/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e60341f-d59c-4d87-9b6e-3a83ab00b996/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e60341f-d59c-4d87-9b6e-3a83ab00b996/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e60341f-d59c-4d87-9b6e-3a83ab00b996/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--spi--spi-tegra20-slink.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e60341f-d59c-4d87-9b6e-3a83ab00b996/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e60341f-d59c-4d87-9b6e-3a83ab00b996/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8933630f4cde50cf36eb2db51c9e240fc5e0c6bd245d32e47623c1906a97a301 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 02:08:01,307 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 02:08:01,368 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e60341f-d59c-4d87-9b6e-3a83ab00b996/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-11-29 02:08:01,372 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 02:08:01,373 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 02:08:01,394 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 02:08:01,395 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 02:08:01,395 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 02:08:01,396 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 02:08:01,397 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 02:08:01,397 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 02:08:01,398 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 02:08:01,398 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 02:08:01,399 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 02:08:01,399 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 02:08:01,400 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 02:08:01,400 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 02:08:01,401 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 02:08:01,401 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 02:08:01,402 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 02:08:01,402 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 02:08:01,403 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 02:08:01,403 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 02:08:01,404 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 02:08:01,404 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-29 02:08:01,405 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-29 02:08:01,405 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 02:08:01,406 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 02:08:01,406 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 02:08:01,407 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 02:08:01,407 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 02:08:01,407 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 02:08:01,408 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 02:08:01,408 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 02:08:01,408 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 02:08:01,409 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 02:08:01,409 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 02:08:01,409 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 02:08:01,409 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 02:08:01,409 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 02:08:01,410 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 02:08:01,410 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 02:08:01,410 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 02:08:01,410 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 02:08:01,410 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_7e60341f-d59c-4d87-9b6e-3a83ab00b996/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e60341f-d59c-4d87-9b6e-3a83ab00b996/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8933630f4cde50cf36eb2db51c9e240fc5e0c6bd245d32e47623c1906a97a301 [2023-11-29 02:08:01,625 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 02:08:01,644 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 02:08:01,647 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 02:08:01,648 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 02:08:01,649 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 02:08:01,650 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e60341f-d59c-4d87-9b6e-3a83ab00b996/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--spi--spi-tegra20-slink.ko.cil.i [2023-11-29 02:08:04,372 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 02:08:04,757 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 02:08:04,758 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e60341f-d59c-4d87-9b6e-3a83ab00b996/sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--spi--spi-tegra20-slink.ko.cil.i [2023-11-29 02:08:04,792 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e60341f-d59c-4d87-9b6e-3a83ab00b996/bin/uautomizer-verify-BQ2R08f2Ya/data/155ce2177/518e0ed814f14bcda00166b83c7b9986/FLAG5762334b8 [2023-11-29 02:08:04,806 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e60341f-d59c-4d87-9b6e-3a83ab00b996/bin/uautomizer-verify-BQ2R08f2Ya/data/155ce2177/518e0ed814f14bcda00166b83c7b9986 [2023-11-29 02:08:04,808 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 02:08:04,809 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 02:08:04,811 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 02:08:04,811 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 02:08:04,816 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 02:08:04,816 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 02:08:04" (1/1) ... [2023-11-29 02:08:04,817 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1080875 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:08:04, skipping insertion in model container [2023-11-29 02:08:04,818 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 02:08:04" (1/1) ... [2023-11-29 02:08:04,944 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 02:08:06,237 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 02:08:06,276 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 02:08:06,350 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/alpha/git/klever2/klever/native-scheduler-work-dir/scheduler/jobs/d5cd53f56669d61faa91054857893dbd/klever-core-work-dir/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [2738-2739] [2023-11-29 02:08:06,352 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [2744-2746] [2023-11-29 02:08:06,356 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [2834] [2023-11-29 02:08:06,357 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [2841] [2023-11-29 02:08:06,372 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (103), "i" (12UL)); [3070-3071] [2023-11-29 02:08:06,374 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (115), "i" (12UL)); [3107-3108] [2023-11-29 02:08:06,403 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [3858] [2023-11-29 02:08:06,408 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [3959] [2023-11-29 02:08:06,429 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/spi/spi-tegra20-slink.c"), "i" (764), "i" (12UL)); [4186-4187] [2023-11-29 02:08:06,573 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 02:08:06,663 INFO L206 MainTranslator]: Completed translation [2023-11-29 02:08:06,664 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:08:06 WrapperNode [2023-11-29 02:08:06,664 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 02:08:06,665 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 02:08:06,665 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 02:08:06,665 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 02:08:06,672 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:08:06" (1/1) ... [2023-11-29 02:08:06,725 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:08:06" (1/1) ... [2023-11-29 02:08:06,958 INFO L138 Inliner]: procedures = 311, calls = 1355, calls flagged for inlining = 457, calls inlined = 706, statements flattened = 8445 [2023-11-29 02:08:06,958 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 02:08:06,959 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 02:08:06,959 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 02:08:06,959 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 02:08:06,972 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:08:06" (1/1) ... [2023-11-29 02:08:06,972 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:08:06" (1/1) ... [2023-11-29 02:08:07,001 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:08:06" (1/1) ... [2023-11-29 02:08:07,621 INFO L175 MemorySlicer]: Split 1000 memory accesses to 28 slices as follows [4, 1, 2, 12, 4, 805, 3, 3, 3, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 69, 1, 2, 1, 2, 4, 6, 8, 1]. 81 percent of accesses are in the largest equivalence class. The 134 initializations are split as follows [4, 1, 2, 0, 1, 47, 1, 1, 1, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 0, 1, 2, 1, 2, 0, 0, 0, 1]. The 312 writes are split as follows [0, 0, 0, 12, 1, 292, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 4, 0, 0, 0]. [2023-11-29 02:08:07,621 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:08:06" (1/1) ... [2023-11-29 02:08:07,622 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:08:06" (1/1) ... [2023-11-29 02:08:07,751 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:08:06" (1/1) ... [2023-11-29 02:08:07,773 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:08:06" (1/1) ... [2023-11-29 02:08:07,800 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:08:06" (1/1) ... [2023-11-29 02:08:07,818 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:08:06" (1/1) ... [2023-11-29 02:08:07,864 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 02:08:07,865 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 02:08:07,865 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 02:08:07,865 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 02:08:07,866 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:08:06" (1/1) ... [2023-11-29 02:08:07,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 02:08:07,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e60341f-d59c-4d87-9b6e-3a83ab00b996/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:07,900 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e60341f-d59c-4d87-9b6e-3a83ab00b996/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:07,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e60341f-d59c-4d87-9b6e-3a83ab00b996/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 02:08:07,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2023-11-29 02:08:07,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2023-11-29 02:08:07,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2023-11-29 02:08:07,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2023-11-29 02:08:07,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2023-11-29 02:08:07,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2023-11-29 02:08:07,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2023-11-29 02:08:07,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2023-11-29 02:08:07,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2023-11-29 02:08:07,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2023-11-29 02:08:07,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2023-11-29 02:08:07,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2023-11-29 02:08:07,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2023-11-29 02:08:07,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2023-11-29 02:08:07,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2023-11-29 02:08:07,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2023-11-29 02:08:07,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2023-11-29 02:08:07,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2023-11-29 02:08:07,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2023-11-29 02:08:07,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2023-11-29 02:08:07,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2023-11-29 02:08:07,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2023-11-29 02:08:07,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2023-11-29 02:08:07,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2023-11-29 02:08:07,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2023-11-29 02:08:07,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#25 [2023-11-29 02:08:07,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#26 [2023-11-29 02:08:07,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#27 [2023-11-29 02:08:07,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_scenario_2 [2023-11-29 02:08:07,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_scenario_2 [2023-11-29 02:08:07,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_insmod_5 [2023-11-29 02:08:07,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_insmod_5 [2023-11-29 02:08:07,934 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-29 02:08:07,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-29 02:08:07,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-29 02:08:07,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-29 02:08:07,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-29 02:08:07,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-29 02:08:07,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-29 02:08:07,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2023-11-29 02:08:07,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2023-11-29 02:08:07,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2023-11-29 02:08:07,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2023-11-29 02:08:07,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2023-11-29 02:08:07,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2023-11-29 02:08:07,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2023-11-29 02:08:07,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2023-11-29 02:08:07,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2023-11-29 02:08:07,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2023-11-29 02:08:07,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2023-11-29 02:08:07,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2023-11-29 02:08:07,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2023-11-29 02:08:07,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2023-11-29 02:08:07,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2023-11-29 02:08:07,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2023-11-29 02:08:07,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2023-11-29 02:08:07,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2023-11-29 02:08:07,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2023-11-29 02:08:07,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2023-11-29 02:08:07,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2023-11-29 02:08:07,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#27 [2023-11-29 02:08:07,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-29 02:08:07,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-29 02:08:07,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-29 02:08:07,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-29 02:08:07,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-29 02:08:07,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-29 02:08:07,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2023-11-29 02:08:07,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2023-11-29 02:08:07,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2023-11-29 02:08:07,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2023-11-29 02:08:07,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2023-11-29 02:08:07,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2023-11-29 02:08:07,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2023-11-29 02:08:07,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2023-11-29 02:08:07,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2023-11-29 02:08:07,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2023-11-29 02:08:07,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2023-11-29 02:08:07,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2023-11-29 02:08:07,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2023-11-29 02:08:07,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2023-11-29 02:08:07,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2023-11-29 02:08:07,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2023-11-29 02:08:07,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2023-11-29 02:08:07,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2023-11-29 02:08:07,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2023-11-29 02:08:07,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2023-11-29 02:08:07,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#25 [2023-11-29 02:08:07,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#26 [2023-11-29 02:08:07,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#27 [2023-11-29 02:08:07,940 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-29 02:08:07,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2023-11-29 02:08:07,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2023-11-29 02:08:07,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2023-11-29 02:08:07,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2023-11-29 02:08:07,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2023-11-29 02:08:07,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2023-11-29 02:08:07,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2023-11-29 02:08:07,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2023-11-29 02:08:07,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2023-11-29 02:08:07,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2023-11-29 02:08:07,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2023-11-29 02:08:07,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2023-11-29 02:08:07,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2023-11-29 02:08:07,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2023-11-29 02:08:07,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2023-11-29 02:08:07,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2023-11-29 02:08:07,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2023-11-29 02:08:07,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2023-11-29 02:08:07,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2023-11-29 02:08:07,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2023-11-29 02:08:07,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2023-11-29 02:08:07,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2023-11-29 02:08:07,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2023-11-29 02:08:07,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2023-11-29 02:08:07,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2023-11-29 02:08:07,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#25 [2023-11-29 02:08:07,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#26 [2023-11-29 02:08:07,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#27 [2023-11-29 02:08:07,942 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-29 02:08:07,943 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-29 02:08:07,943 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-29 02:08:07,943 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-29 02:08:07,943 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-29 02:08:07,943 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-29 02:08:07,943 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-29 02:08:07,943 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-29 02:08:07,943 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-29 02:08:07,943 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-29 02:08:07,943 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-29 02:08:07,943 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-11-29 02:08:07,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2023-11-29 02:08:07,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2023-11-29 02:08:07,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2023-11-29 02:08:07,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2023-11-29 02:08:07,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2023-11-29 02:08:07,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2023-11-29 02:08:07,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2023-11-29 02:08:07,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2023-11-29 02:08:07,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2023-11-29 02:08:07,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2023-11-29 02:08:07,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2023-11-29 02:08:07,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2023-11-29 02:08:07,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2023-11-29 02:08:07,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2023-11-29 02:08:07,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2023-11-29 02:08:07,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2023-11-29 02:08:07,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-29 02:08:07,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-29 02:08:07,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-29 02:08:07,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-29 02:08:07,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-29 02:08:07,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-29 02:08:07,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-29 02:08:07,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-29 02:08:07,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-29 02:08:07,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-29 02:08:07,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-29 02:08:07,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-11-29 02:08:07,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2023-11-29 02:08:07,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2023-11-29 02:08:07,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2023-11-29 02:08:07,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2023-11-29 02:08:07,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2023-11-29 02:08:07,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2023-11-29 02:08:07,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2023-11-29 02:08:07,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2023-11-29 02:08:07,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2023-11-29 02:08:07,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2023-11-29 02:08:07,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2023-11-29 02:08:07,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2023-11-29 02:08:07,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2023-11-29 02:08:07,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2023-11-29 02:08:07,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2023-11-29 02:08:07,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2023-11-29 02:08:07,948 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-29 02:08:07,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-29 02:08:07,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 02:08:07,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-29 02:08:07,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-29 02:08:07,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-29 02:08:07,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-29 02:08:07,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-29 02:08:07,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-29 02:08:07,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2023-11-29 02:08:07,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2023-11-29 02:08:07,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2023-11-29 02:08:07,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2023-11-29 02:08:07,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2023-11-29 02:08:07,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2023-11-29 02:08:07,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2023-11-29 02:08:07,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2023-11-29 02:08:07,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2023-11-29 02:08:07,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2023-11-29 02:08:07,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2023-11-29 02:08:07,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2023-11-29 02:08:07,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2023-11-29 02:08:07,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2023-11-29 02:08:07,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2023-11-29 02:08:07,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2023-11-29 02:08:07,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2023-11-29 02:08:07,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2023-11-29 02:08:07,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2023-11-29 02:08:07,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2023-11-29 02:08:07,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2023-11-29 02:08:07,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#27 [2023-11-29 02:08:07,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_scenario_4 [2023-11-29 02:08:07,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_scenario_4 [2023-11-29 02:08:07,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 02:08:07,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-29 02:08:07,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-29 02:08:07,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-29 02:08:07,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-29 02:08:07,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-29 02:08:07,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-29 02:08:07,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-29 02:08:07,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-29 02:08:07,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-29 02:08:07,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-29 02:08:07,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-11-29 02:08:07,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2023-11-29 02:08:07,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2023-11-29 02:08:07,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2023-11-29 02:08:07,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2023-11-29 02:08:07,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2023-11-29 02:08:07,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2023-11-29 02:08:07,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2023-11-29 02:08:07,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2023-11-29 02:08:07,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2023-11-29 02:08:07,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2023-11-29 02:08:07,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2023-11-29 02:08:07,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2023-11-29 02:08:07,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2023-11-29 02:08:07,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2023-11-29 02:08:07,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2023-11-29 02:08:07,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2023-11-29 02:08:07,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_instance_3 [2023-11-29 02:08:07,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_instance_3 [2023-11-29 02:08:07,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 02:08:07,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 02:08:07,959 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-29 02:08:08,727 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 02:08:08,729 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 02:08:15,789 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 02:08:27,940 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 02:08:27,941 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-29 02:08:27,941 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 02:08:27 BoogieIcfgContainer [2023-11-29 02:08:27,941 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 02:08:27,945 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 02:08:27,945 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 02:08:27,948 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 02:08:27,948 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 02:08:04" (1/3) ... [2023-11-29 02:08:27,949 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7eea7d3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 02:08:27, skipping insertion in model container [2023-11-29 02:08:27,949 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:08:06" (2/3) ... [2023-11-29 02:08:27,949 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7eea7d3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 02:08:27, skipping insertion in model container [2023-11-29 02:08:27,950 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 02:08:27" (3/3) ... [2023-11-29 02:08:27,951 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14--drivers--spi--spi-tegra20-slink.ko.cil.i [2023-11-29 02:08:27,962 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-29 02:08:27,972 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 02:08:27,973 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-11-29 02:08:27,973 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-29 02:08:29,448 INFO L144 ThreadInstanceAdder]: Constructed 17 joinOtherThreadTransitions. [2023-11-29 02:08:29,492 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 219 places, 298 transitions, 665 flow [2023-11-29 02:08:30,380 INFO L124 PetriNetUnfolderBase]: 91/303 cut-off events. [2023-11-29 02:08:30,380 INFO L125 PetriNetUnfolderBase]: For 9/9 co-relation queries the response was YES. [2023-11-29 02:08:30,387 INFO L83 FinitePrefix]: Finished finitePrefix Result has 333 conditions, 303 events. 91/303 cut-off events. For 9/9 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 1200 event pairs, 0 based on Foata normal form. 0/198 useless extension candidates. Maximal degree in co-relation 315. Up to 8 conditions per place. [2023-11-29 02:08:30,388 INFO L82 GeneralOperation]: Start removeDead. Operand has 219 places, 298 transitions, 665 flow [2023-11-29 02:08:30,397 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 171 places, 229 transitions, 498 flow [2023-11-29 02:08:30,406 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 02:08:30,412 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;@260170ce, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 02:08:30,412 INFO L358 AbstractCegarLoop]: Starting to check reachability of 23 error locations. [2023-11-29 02:08:30,941 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-29 02:08:30,941 INFO L124 PetriNetUnfolderBase]: 20/103 cut-off events. [2023-11-29 02:08:30,942 INFO L125 PetriNetUnfolderBase]: For 5/5 co-relation queries the response was YES. [2023-11-29 02:08:30,942 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 02:08:30,942 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:08:30,943 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_interrupt_scenario_2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] === [2023-11-29 02:08:30,948 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:08:30,948 INFO L85 PathProgramCache]: Analyzing trace with hash -47716463, now seen corresponding path program 1 times [2023-11-29 02:08:30,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:08:30,958 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [489002798] [2023-11-29 02:08:30,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:08:30,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:08:38,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:08:39,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:08:39,224 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:08:39,225 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [489002798] [2023-11-29 02:08:39,225 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [489002798] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:08:39,226 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:08:39,226 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 02:08:39,227 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090094394] [2023-11-29 02:08:39,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:08:39,233 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 02:08:39,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:08:39,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 02:08:39,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 02:08:39,276 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 44 out of 300 [2023-11-29 02:08:39,279 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 171 places, 229 transitions, 498 flow. Second operand has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 3 states have internal predecessors, (152), 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) [2023-11-29 02:08:39,279 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 02:08:39,279 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 44 of 300 [2023-11-29 02:08:39,280 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 02:08:43,356 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 02:08:47,703 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.35s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 02:08:49,457 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 02:08:53,464 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 02:08:59,363 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 02:09:02,987 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-11-29 02:09:23,683 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 02:12:54,912 INFO L124 PetriNetUnfolderBase]: 141868/192112 cut-off events. [2023-11-29 02:12:54,912 INFO L125 PetriNetUnfolderBase]: For 17119/17119 co-relation queries the response was YES. [2023-11-29 02:12:55,156 INFO L83 FinitePrefix]: Finished finitePrefix Result has 384280 conditions, 192112 events. 141868/192112 cut-off events. For 17119/17119 co-relation queries the response was YES. Maximal size of possible extension queue 3813. Compared 1242149 event pairs, 51076 based on Foata normal form. 5860/154559 useless extension candidates. Maximal degree in co-relation 347638. Up to 91628 conditions per place. [2023-11-29 02:12:55,775 INFO L140 encePairwiseOnDemand]: 281/300 looper letters, 260 selfloop transitions, 8 changer transitions 0/297 dead transitions. [2023-11-29 02:12:55,775 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 168 places, 297 transitions, 1188 flow [2023-11-29 02:12:55,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 02:12:55,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 02:12:55,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 413 transitions. [2023-11-29 02:12:55,787 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4588888888888889 [2023-11-29 02:12:55,787 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 413 transitions. [2023-11-29 02:12:55,788 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 413 transitions. [2023-11-29 02:12:55,789 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 02:12:55,791 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 413 transitions. [2023-11-29 02:12:55,795 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 137.66666666666666) internal successors, (413), 3 states have internal predecessors, (413), 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) [2023-11-29 02:12:55,801 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 300.0) internal successors, (1200), 4 states have internal predecessors, (1200), 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) [2023-11-29 02:12:55,802 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 300.0) internal successors, (1200), 4 states have internal predecessors, (1200), 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) [2023-11-29 02:12:55,804 INFO L175 Difference]: Start difference. First operand has 171 places, 229 transitions, 498 flow. Second operand 3 states and 413 transitions. [2023-11-29 02:12:55,805 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 168 places, 297 transitions, 1188 flow [2023-11-29 02:12:55,864 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 162 places, 297 transitions, 1160 flow, removed 0 selfloop flow, removed 6 redundant places. [2023-11-29 02:12:55,871 INFO L231 Difference]: Finished difference. Result has 164 places, 227 transitions, 528 flow [2023-11-29 02:12:55,874 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=300, PETRI_DIFFERENCE_MINUEND_FLOW=470, PETRI_DIFFERENCE_MINUEND_PLACES=160, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=223, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=215, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=528, PETRI_PLACES=164, PETRI_TRANSITIONS=227} [2023-11-29 02:12:55,877 INFO L281 CegarLoopForPetriNet]: 171 programPoint places, -7 predicate places. [2023-11-29 02:12:55,877 INFO L495 AbstractCegarLoop]: Abstraction has has 164 places, 227 transitions, 528 flow [2023-11-29 02:12:55,877 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 3 states have internal predecessors, (152), 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) [2023-11-29 02:12:55,878 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 02:12:55,878 INFO L208 CegarLoopForPetriNet]: 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] [2023-11-29 02:12:55,878 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-29 02:12:55,878 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_interrupt_scenario_2Err4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_interrupt_scenario_2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] === [2023-11-29 02:12:55,879 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:12:55,879 INFO L85 PathProgramCache]: Analyzing trace with hash -1478421640, now seen corresponding path program 1 times [2023-11-29 02:12:55,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:12:55,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [223616267] [2023-11-29 02:12:55,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:12:55,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:13:02,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:13:02,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:13:02,570 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:13:02,570 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [223616267] [2023-11-29 02:13:02,570 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [223616267] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:13:02,570 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:13:02,570 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 02:13:02,571 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987867932] [2023-11-29 02:13:02,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:13:02,572 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 02:13:02,573 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:13:02,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 02:13:02,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 02:13:02,674 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 44 out of 300 [2023-11-29 02:13:02,674 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 164 places, 227 transitions, 528 flow. Second operand has 4 states, 4 states have (on average 50.0) internal successors, (200), 4 states have internal predecessors, (200), 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) [2023-11-29 02:13:02,675 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 02:13:02,675 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 44 of 300 [2023-11-29 02:13:02,675 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 02:13:06,727 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 02:13:11,136 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.41s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 02:13:15,541 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.40s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 02:13:17,594 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 02:13:21,601 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 02:13:25,609 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 02:13:59,337 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 02:14:03,345 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 02:14:42,070 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 02:14:46,078 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 02:17:43,623 INFO L124 PetriNetUnfolderBase]: 140283/190060 cut-off events. [2023-11-29 02:17:43,623 INFO L125 PetriNetUnfolderBase]: For 13571/13571 co-relation queries the response was YES. [2023-11-29 02:17:43,835 INFO L83 FinitePrefix]: Finished finitePrefix Result has 382215 conditions, 190060 events. 140283/190060 cut-off events. For 13571/13571 co-relation queries the response was YES. Maximal size of possible extension queue 3721. Compared 1228922 event pairs, 34756 based on Foata normal form. 1335/149111 useless extension candidates. Maximal degree in co-relation 154782. Up to 91138 conditions per place. [2023-11-29 02:17:44,326 INFO L140 encePairwiseOnDemand]: 290/300 looper letters, 316 selfloop transitions, 8 changer transitions 0/353 dead transitions. [2023-11-29 02:17:44,327 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 165 places, 353 transitions, 1434 flow [2023-11-29 02:17:44,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 02:17:44,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-11-29 02:17:44,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 503 transitions. [2023-11-29 02:17:44,330 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4191666666666667 [2023-11-29 02:17:44,331 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 503 transitions. [2023-11-29 02:17:44,331 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 503 transitions. [2023-11-29 02:17:44,331 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 02:17:44,331 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 503 transitions. [2023-11-29 02:17:44,333 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 125.75) internal successors, (503), 4 states have internal predecessors, (503), 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) [2023-11-29 02:17:44,336 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 300.0) internal successors, (1500), 5 states have internal predecessors, (1500), 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) [2023-11-29 02:17:44,338 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 300.0) internal successors, (1500), 5 states have internal predecessors, (1500), 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) [2023-11-29 02:17:44,338 INFO L175 Difference]: Start difference. First operand has 164 places, 227 transitions, 528 flow. Second operand 4 states and 503 transitions. [2023-11-29 02:17:44,338 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 165 places, 353 transitions, 1434 flow [2023-11-29 02:17:44,430 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 163 places, 353 transitions, 1420 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 02:17:44,435 INFO L231 Difference]: Finished difference. Result has 164 places, 225 transitions, 527 flow [2023-11-29 02:17:44,436 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=300, PETRI_DIFFERENCE_MINUEND_FLOW=500, PETRI_DIFFERENCE_MINUEND_PLACES=160, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=224, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=216, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=527, PETRI_PLACES=164, PETRI_TRANSITIONS=225} [2023-11-29 02:17:44,437 INFO L281 CegarLoopForPetriNet]: 171 programPoint places, -7 predicate places. [2023-11-29 02:17:44,437 INFO L495 AbstractCegarLoop]: Abstraction has has 164 places, 225 transitions, 527 flow [2023-11-29 02:17:44,437 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 50.0) internal successors, (200), 4 states have internal predecessors, (200), 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) [2023-11-29 02:17:44,437 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 02:17:44,437 INFO L208 CegarLoopForPetriNet]: 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] [2023-11-29 02:17:44,438 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-29 02:17:44,438 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_interrupt_scenario_2Err5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_interrupt_scenario_2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] === [2023-11-29 02:17:44,438 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:17:44,438 INFO L85 PathProgramCache]: Analyzing trace with hash 1413593587, now seen corresponding path program 1 times [2023-11-29 02:17:44,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:17:44,439 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046740561] [2023-11-29 02:17:44,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:17:44,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:17:50,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:17:50,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:17:50,987 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:17:50,988 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1046740561] [2023-11-29 02:17:50,988 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1046740561] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:17:50,988 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:17:50,988 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 02:17:50,988 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2141951931] [2023-11-29 02:17:50,988 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:17:50,989 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 02:17:50,989 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:17:50,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 02:17:50,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 02:17:51,083 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 44 out of 300 [2023-11-29 02:17:51,083 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 164 places, 225 transitions, 527 flow. Second operand has 4 states, 4 states have (on average 50.0) internal successors, (200), 4 states have internal predecessors, (200), 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) [2023-11-29 02:17:51,084 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 02:17:51,084 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 44 of 300 [2023-11-29 02:17:51,084 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 02:17:55,136 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 02:17:59,534 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.40s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 02:18:03,929 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.39s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 02:18:08,697 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 02:18:12,706 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 02:18:45,153 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 02:19:26,761 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 02:19:27,990 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []