./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_20944cb3-ec2d-4da2-a695-59988f577255/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20944cb3-ec2d-4da2-a695-59988f577255/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20944cb3-ec2d-4da2-a695-59988f577255/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20944cb3-ec2d-4da2-a695-59988f577255/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20944cb3-ec2d-4da2-a695-59988f577255/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20944cb3-ec2d-4da2-a695-59988f577255/bin/ukojak-verify-G8NBE6pJGL --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6e6f79eda5be95b806b33aaa2a353a360ae33a1e35cc1bf6f128d14768d932de --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:00:22,504 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:00:22,583 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20944cb3-ec2d-4da2-a695-59988f577255/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 04:00:22,588 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:00:22,592 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:00:22,642 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:00:22,643 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:00:22,644 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:00:22,646 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:00:22,651 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:00:22,651 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:00:22,652 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:00:22,652 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:00:22,654 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:00:22,655 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:00:22,655 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:00:22,655 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:00:22,656 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:00:22,656 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:00:22,657 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:00:22,657 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:00:22,658 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:00:22,658 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:00:22,659 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:00:22,659 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:00:22,660 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:00:22,660 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:00:22,661 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:00:22,661 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:00:22,662 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:00:22,663 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:00:22,664 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:00:22,664 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:00:22,664 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:00:22,664 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:00:22,665 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_20944cb3-ec2d-4da2-a695-59988f577255/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20944cb3-ec2d-4da2-a695-59988f577255/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e6f79eda5be95b806b33aaa2a353a360ae33a1e35cc1bf6f128d14768d932de [2023-11-19 04:00:22,968 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:00:23,017 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:00:23,019 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:00:23,021 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:00:23,021 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:00:23,023 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20944cb3-ec2d-4da2-a695-59988f577255/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i [2023-11-19 04:00:26,244 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:00:26,661 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:00:26,662 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20944cb3-ec2d-4da2-a695-59988f577255/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i [2023-11-19 04:00:26,702 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20944cb3-ec2d-4da2-a695-59988f577255/bin/ukojak-verify-G8NBE6pJGL/data/259212fc1/e7af030f69b346628fc7ef13b3240413/FLAG0d3098385 [2023-11-19 04:00:26,717 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20944cb3-ec2d-4da2-a695-59988f577255/bin/ukojak-verify-G8NBE6pJGL/data/259212fc1/e7af030f69b346628fc7ef13b3240413 [2023-11-19 04:00:26,719 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:00:26,720 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:00:26,722 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:00:26,722 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:00:26,728 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:00:26,728 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:00:26" (1/1) ... [2023-11-19 04:00:26,730 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39dda067 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:26, skipping insertion in model container [2023-11-19 04:00:26,730 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:00:26" (1/1) ... [2023-11-19 04:00:26,854 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:00:28,363 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:00:28,435 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:00:28,645 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:00:28,875 WARN L675 CHandler]: The function __VERIFIER_nondet_sector_t is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:00:28,883 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:00:28,884 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:28 WrapperNode [2023-11-19 04:00:28,884 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:00:28,886 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:00:28,886 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:00:28,886 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:00:28,894 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:28" (1/1) ... [2023-11-19 04:00:28,989 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:28" (1/1) ... [2023-11-19 04:00:29,114 INFO L138 Inliner]: procedures = 474, calls = 840, calls flagged for inlining = 55, calls inlined = 39, statements flattened = 1111 [2023-11-19 04:00:29,114 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:00:29,115 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:00:29,117 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:00:29,117 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:00:29,127 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:28" (1/1) ... [2023-11-19 04:00:29,127 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:28" (1/1) ... [2023-11-19 04:00:29,152 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:28" (1/1) ... [2023-11-19 04:00:29,153 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:28" (1/1) ... [2023-11-19 04:00:29,217 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:28" (1/1) ... [2023-11-19 04:00:29,225 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:28" (1/1) ... [2023-11-19 04:00:29,236 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:28" (1/1) ... [2023-11-19 04:00:29,253 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:28" (1/1) ... [2023-11-19 04:00:29,266 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:00:29,270 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:00:29,270 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:00:29,270 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:00:29,271 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:28" (1/1) ... [2023-11-19 04:00:29,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:00:29,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20944cb3-ec2d-4da2-a695-59988f577255/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:00:29,304 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20944cb3-ec2d-4da2-a695-59988f577255/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:00:29,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20944cb3-ec2d-4da2-a695-59988f577255/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:00:29,346 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2023-11-19 04:00:29,346 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2023-11-19 04:00:29,346 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 04:00:29,347 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2023-11-19 04:00:29,348 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-19 04:00:29,348 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-19 04:00:29,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:00:29,348 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-19 04:00:29,348 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-19 04:00:29,349 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 04:00:29,349 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2023-11-19 04:00:29,349 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2023-11-19 04:00:29,349 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2023-11-19 04:00:29,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 04:00:29,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:00:29,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:00:29,350 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2023-11-19 04:00:29,350 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2023-11-19 04:00:29,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:00:29,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:00:29,352 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 04:00:29,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 04:00:29,353 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2023-11-19 04:00:29,353 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2023-11-19 04:00:29,353 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2023-11-19 04:00:29,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2023-11-19 04:00:29,353 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2023-11-19 04:00:29,353 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2023-11-19 04:00:29,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:00:29,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:00:29,355 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2023-11-19 04:00:29,355 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2023-11-19 04:00:29,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 04:00:29,356 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:00:29,356 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:00:29,357 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2023-11-19 04:00:29,357 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2023-11-19 04:00:29,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:00:29,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 04:00:29,358 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2023-11-19 04:00:29,359 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2023-11-19 04:00:29,359 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2023-11-19 04:00:29,359 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2023-11-19 04:00:29,359 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2023-11-19 04:00:29,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2023-11-19 04:00:29,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 04:00:29,360 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 04:00:29,360 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 04:00:29,360 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2023-11-19 04:00:29,360 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2023-11-19 04:00:29,360 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-19 04:00:29,360 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-19 04:00:29,361 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2023-11-19 04:00:29,361 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2023-11-19 04:00:29,361 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2023-11-19 04:00:29,361 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2023-11-19 04:00:29,361 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2023-11-19 04:00:29,362 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2023-11-19 04:00:29,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:00:29,362 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2023-11-19 04:00:29,362 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2023-11-19 04:00:29,362 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2023-11-19 04:00:29,362 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2023-11-19 04:00:29,363 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2023-11-19 04:00:29,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2023-11-19 04:00:29,363 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-19 04:00:29,363 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-19 04:00:29,363 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-19 04:00:29,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-19 04:00:29,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:00:29,834 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:00:29,838 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:00:32,265 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:00:32,786 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:00:32,786 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 04:00:32,794 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:00:32 BoogieIcfgContainer [2023-11-19 04:00:32,795 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:00:32,795 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:00:32,796 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:00:32,806 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:00:32,806 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:00:32" (1/1) ... [2023-11-19 04:00:32,817 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:00:32,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:32,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 309 states and 418 transitions. [2023-11-19 04:00:32,910 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 418 transitions. [2023-11-19 04:00:32,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:00:32,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:32,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:33,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:33,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:34,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:34,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 311 states and 421 transitions. [2023-11-19 04:00:34,468 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 421 transitions. [2023-11-19 04:00:34,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:00:34,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:34,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:34,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:34,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:34,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:34,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 312 states and 422 transitions. [2023-11-19 04:00:34,748 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 422 transitions. [2023-11-19 04:00:34,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 04:00:34,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:34,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:34,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:35,064 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:35,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:35,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 314 states and 425 transitions. [2023-11-19 04:00:35,176 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 425 transitions. [2023-11-19 04:00:35,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:00:35,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:35,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:35,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:35,456 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:35,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:35,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 315 states and 426 transitions. [2023-11-19 04:00:35,535 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 426 transitions. [2023-11-19 04:00:35,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:00:35,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:35,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:35,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:35,771 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:00:35,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:35,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 314 states and 425 transitions. [2023-11-19 04:00:35,907 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 425 transitions. [2023-11-19 04:00:35,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:00:35,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:35,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:36,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:36,357 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:36,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:36,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 311 states and 420 transitions. [2023-11-19 04:00:36,417 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 420 transitions. [2023-11-19 04:00:36,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:00:36,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:36,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:36,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:36,687 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 04:00:36,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:36,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 313 states and 423 transitions. [2023-11-19 04:00:36,734 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 423 transitions. [2023-11-19 04:00:36,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:00:36,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:36,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:36,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:36,954 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 04:00:36,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:36,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 314 states and 424 transitions. [2023-11-19 04:00:36,972 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 424 transitions. [2023-11-19 04:00:36,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:00:36,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:36,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:37,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:37,231 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 04:00:37,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:37,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 310 states and 418 transitions. [2023-11-19 04:00:37,252 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 418 transitions. [2023-11-19 04:00:37,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 04:00:37,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:37,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:37,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:37,610 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 04:00:38,728 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 [] [2023-11-19 04:00:39,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:39,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 315 states and 426 transitions. [2023-11-19 04:00:39,688 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 426 transitions. [2023-11-19 04:00:39,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:00:39,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:39,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:39,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:39,978 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 04:00:40,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:40,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 316 states and 427 transitions. [2023-11-19 04:00:40,024 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 427 transitions. [2023-11-19 04:00:40,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 04:00:40,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:40,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:40,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:40,278 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 04:00:40,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:40,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 30 states and 31 transitions. [2023-11-19 04:00:40,343 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 31 transitions. [2023-11-19 04:00:40,344 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 04:00:40,344 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 13 iterations. [2023-11-19 04:00:40,356 INFO L751 CodeCheckObserver]: All specifications hold 21 specifications checked. All of them hold [2023-11-19 04:00:40,787 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:00:40,792 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:00:40,793 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:00:40,793 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:00:40,793 INFO L560 CodeCheckObserver]: Invariant with dag size 6 [2023-11-19 04:00:40,796 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:00:40,796 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:00:40,796 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:00:40,796 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:00:40,797 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:00:40,797 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:00:40,797 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:00:40,797 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:00:40,797 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:00:40,797 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:00:40,797 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:00:40,797 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:00:40,798 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:00:40,798 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:00:40,798 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:00:40,798 INFO L560 CodeCheckObserver]: Invariant with dag size 6 [2023-11-19 04:00:40,798 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:00:40,799 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:00:40,799 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:00:40,799 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:00:40,799 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:00:40,799 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:00:40,799 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:00:40,799 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:00:40,800 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 04:00:40 ImpRootNode [2023-11-19 04:00:40,800 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 04:00:40,801 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:00:40,801 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:00:40,801 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:00:40,801 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:00:32" (3/4) ... [2023-11-19 04:00:40,804 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 04:00:40,807 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_init [2023-11-19 04:00:40,808 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printk [2023-11-19 04:00:40,808 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure misc_deregister [2023-11-19 04:00:40,808 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_ping [2023-11-19 04:00:40,808 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_context_process [2023-11-19 04:00:40,808 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_readw [2023-11-19 04:00:40,808 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2023-11-19 04:00:40,808 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_timer_off [2023-11-19 04:00:40,809 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock [2023-11-19 04:00:40,809 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-19 04:00:40,809 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~TO~VOID [2023-11-19 04:00:40,809 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure outw [2023-11-19 04:00:40,809 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure outb [2023-11-19 04:00:40,809 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure add_timer [2023-11-19 04:00:40,809 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock [2023-11-19 04:00:40,809 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-19 04:00:40,809 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure release_region [2023-11-19 04:00:40,810 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_begin [2023-11-19 04:00:40,810 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2023-11-19 04:00:40,810 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_end [2023-11-19 04:00:40,810 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure del_timer [2023-11-19 04:00:40,810 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_irqsave [2023-11-19 04:00:40,810 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_get_control [2023-11-19 04:00:40,810 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure request_region [2023-11-19 04:00:40,811 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2023-11-19 04:00:40,811 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cdev_add [2023-11-19 04:00:40,811 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2023-11-19 04:00:40,811 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_set_control [2023-11-19 04:00:40,835 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 236 nodes and edges [2023-11-19 04:00:40,838 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 81 nodes and edges [2023-11-19 04:00:40,842 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2023-11-19 04:00:40,845 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2023-11-19 04:00:40,848 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-19 04:00:40,852 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 04:00:41,105 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20944cb3-ec2d-4da2-a695-59988f577255/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 04:00:41,106 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20944cb3-ec2d-4da2-a695-59988f577255/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 04:00:41,106 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:00:41,107 INFO L158 Benchmark]: Toolchain (without parser) took 14386.71ms. Allocated memory was 138.4MB in the beginning and 316.7MB in the end (delta: 178.3MB). Free memory was 90.9MB in the beginning and 127.5MB in the end (delta: -36.6MB). Peak memory consumption was 143.7MB. Max. memory is 16.1GB. [2023-11-19 04:00:41,108 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 100.7MB. Free memory was 70.2MB in the beginning and 70.2MB in the end (delta: 27.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:00:41,108 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2162.89ms. Allocated memory is still 138.4MB. Free memory was 90.9MB in the beginning and 78.1MB in the end (delta: 12.8MB). Peak memory consumption was 54.8MB. Max. memory is 16.1GB. [2023-11-19 04:00:41,108 INFO L158 Benchmark]: Boogie Procedure Inliner took 228.93ms. Allocated memory is still 138.4MB. Free memory was 77.3MB in the beginning and 68.2MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-19 04:00:41,109 INFO L158 Benchmark]: Boogie Preprocessor took 153.55ms. Allocated memory is still 138.4MB. Free memory was 68.2MB in the beginning and 59.8MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-19 04:00:41,109 INFO L158 Benchmark]: RCFGBuilder took 3525.02ms. Allocated memory was 138.4MB in the beginning and 209.7MB in the end (delta: 71.3MB). Free memory was 59.8MB in the beginning and 122.3MB in the end (delta: -62.4MB). Peak memory consumption was 77.4MB. Max. memory is 16.1GB. [2023-11-19 04:00:41,110 INFO L158 Benchmark]: CodeCheck took 8004.52ms. Allocated memory was 209.7MB in the beginning and 316.7MB in the end (delta: 107.0MB). Free memory was 122.3MB in the beginning and 150.6MB in the end (delta: -28.3MB). Peak memory consumption was 78.6MB. Max. memory is 16.1GB. [2023-11-19 04:00:41,110 INFO L158 Benchmark]: Witness Printer took 305.95ms. Allocated memory is still 316.7MB. Free memory was 150.6MB in the beginning and 127.5MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 04:00:41,113 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 29 procedures, 313 locations, 21 error locations. Started 1 CEGAR loops. OverallTime: 7.5s, OverallIterations: 13, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 609 SdHoareTripleChecker+Valid, 14.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 158 mSDsluCounter, 328 SdHoareTripleChecker+Invalid, 14.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 24 mSDsCounter, 308 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 893 IncrementalHoareTripleChecker+Invalid, 1201 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 308 mSolverCounterUnsat, 304 mSDtfsCounter, 893 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1662 GetRequests, 1576 SyntacticMatches, 28 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1239 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 196 NumberOfCodeBlocks, 196 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 184 ConstructedInterpolants, 0 QuantifiedInterpolants, 509 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 8 PerfectInterpolantSequences, 39/48 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 1596]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1596]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 3963]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 3963]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 4517]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 4517]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 4517]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 4508]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 4508]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 4508]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 2669]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 2669]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 2673]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 2673]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1787]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 3498]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 3498]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 4252]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 4252]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 3862]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 3862]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 21 specifications checked. All of them hold - InvariantResult [Line: 3268]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3244]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1836]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1622]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2673]: Loop Invariant Derived loop invariant: ((i == 0) || (1 <= i)) - InvariantResult [Line: 1670]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1719]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3260]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3491]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1775]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1775]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2748]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1774]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3963]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1803]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1690]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2767]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1585]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1642]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1524]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2669]: Loop Invariant Derived loop invariant: ((i == 0) || (1 <= i)) - InvariantResult [Line: 1775]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4508]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1840]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2723]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1665]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2683]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2686]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2766]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 100.7MB. Free memory was 70.2MB in the beginning and 70.2MB in the end (delta: 27.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2162.89ms. Allocated memory is still 138.4MB. Free memory was 90.9MB in the beginning and 78.1MB in the end (delta: 12.8MB). Peak memory consumption was 54.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 228.93ms. Allocated memory is still 138.4MB. Free memory was 77.3MB in the beginning and 68.2MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 153.55ms. Allocated memory is still 138.4MB. Free memory was 68.2MB in the beginning and 59.8MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3525.02ms. Allocated memory was 138.4MB in the beginning and 209.7MB in the end (delta: 71.3MB). Free memory was 59.8MB in the beginning and 122.3MB in the end (delta: -62.4MB). Peak memory consumption was 77.4MB. Max. memory is 16.1GB. * CodeCheck took 8004.52ms. Allocated memory was 209.7MB in the beginning and 316.7MB in the end (delta: 107.0MB). Free memory was 122.3MB in the beginning and 150.6MB in the end (delta: -28.3MB). Peak memory consumption was 78.6MB. Max. memory is 16.1GB. * Witness Printer took 305.95ms. Allocated memory is still 316.7MB. Free memory was 150.6MB in the beginning and 127.5MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-19 04:00:41,155 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20944cb3-ec2d-4da2-a695-59988f577255/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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