./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/divbin_valuebound50.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_af8fae41-d7e5-421b-9e5d-a974c08c41da/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af8fae41-d7e5-421b-9e5d-a974c08c41da/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af8fae41-d7e5-421b-9e5d-a974c08c41da/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af8fae41-d7e5-421b-9e5d-a974c08c41da/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/divbin_valuebound50.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af8fae41-d7e5-421b-9e5d-a974c08c41da/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af8fae41-d7e5-421b-9e5d-a974c08c41da/bin/uautomizer-verify-VRDe98Ueme --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 c7a9d89991bb39658ba66b50d9cb80ba7d1aa37f87b1a2f7972fc25c15a1ea38 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 10:45:10,454 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 10:45:10,579 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af8fae41-d7e5-421b-9e5d-a974c08c41da/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-11-26 10:45:10,588 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 10:45:10,589 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 10:45:10,627 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 10:45:10,628 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 10:45:10,629 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 10:45:10,630 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 10:45:10,635 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 10:45:10,635 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 10:45:10,636 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 10:45:10,637 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 10:45:10,639 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 10:45:10,639 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 10:45:10,640 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 10:45:10,640 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 10:45:10,640 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 10:45:10,641 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 10:45:10,641 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 10:45:10,642 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 10:45:10,642 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 10:45:10,643 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 10:45:10,643 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 10:45:10,644 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-26 10:45:10,644 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-26 10:45:10,644 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 10:45:10,645 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 10:45:10,645 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 10:45:10,646 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 10:45:10,647 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 10:45:10,648 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 10:45:10,648 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 10:45:10,648 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 10:45:10,649 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 10:45:10,649 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 10:45:10,649 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 10:45:10,649 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 10:45:10,650 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 10:45:10,650 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 10:45:10,650 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 10:45:10,650 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 10:45:10,651 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 10:45:10,651 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 10:45:10,651 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_af8fae41-d7e5-421b-9e5d-a974c08c41da/bin/uautomizer-verify-VRDe98Ueme/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af8fae41-d7e5-421b-9e5d-a974c08c41da/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c7a9d89991bb39658ba66b50d9cb80ba7d1aa37f87b1a2f7972fc25c15a1ea38 [2023-11-26 10:45:10,989 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 10:45:11,017 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 10:45:11,020 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 10:45:11,021 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 10:45:11,022 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 10:45:11,023 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af8fae41-d7e5-421b-9e5d-a974c08c41da/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/nla-digbench-scaling/divbin_valuebound50.i [2023-11-26 10:45:14,136 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 10:45:14,432 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 10:45:14,433 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af8fae41-d7e5-421b-9e5d-a974c08c41da/sv-benchmarks/c/nla-digbench-scaling/divbin_valuebound50.i [2023-11-26 10:45:14,440 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af8fae41-d7e5-421b-9e5d-a974c08c41da/bin/uautomizer-verify-VRDe98Ueme/data/6b21f1d1d/b51f97caf9cd414cb64a3c313479ede0/FLAGd5bc69945 [2023-11-26 10:45:14,456 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af8fae41-d7e5-421b-9e5d-a974c08c41da/bin/uautomizer-verify-VRDe98Ueme/data/6b21f1d1d/b51f97caf9cd414cb64a3c313479ede0 [2023-11-26 10:45:14,459 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 10:45:14,460 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 10:45:14,461 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 10:45:14,462 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 10:45:14,467 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 10:45:14,468 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:45:14" (1/1) ... [2023-11-26 10:45:14,469 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21944a03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:14, skipping insertion in model container [2023-11-26 10:45:14,470 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:45:14" (1/1) ... [2023-11-26 10:45:14,493 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 10:45:14,666 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:45:14,677 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 10:45:14,697 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:45:14,713 INFO L206 MainTranslator]: Completed translation [2023-11-26 10:45:14,713 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:14 WrapperNode [2023-11-26 10:45:14,714 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 10:45:14,715 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 10:45:14,715 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 10:45:14,715 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 10:45:14,723 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:14" (1/1) ... [2023-11-26 10:45:14,730 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:14" (1/1) ... [2023-11-26 10:45:14,749 INFO L138 Inliner]: procedures = 16, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 56 [2023-11-26 10:45:14,750 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 10:45:14,751 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 10:45:14,751 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 10:45:14,751 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 10:45:14,762 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:14" (1/1) ... [2023-11-26 10:45:14,762 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:14" (1/1) ... [2023-11-26 10:45:14,764 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:14" (1/1) ... [2023-11-26 10:45:14,775 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-26 10:45:14,776 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:14" (1/1) ... [2023-11-26 10:45:14,776 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:14" (1/1) ... [2023-11-26 10:45:14,779 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:14" (1/1) ... [2023-11-26 10:45:14,782 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:14" (1/1) ... [2023-11-26 10:45:14,783 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:14" (1/1) ... [2023-11-26 10:45:14,784 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:14" (1/1) ... [2023-11-26 10:45:14,786 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 10:45:14,787 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 10:45:14,787 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 10:45:14,787 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 10:45:14,788 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:14" (1/1) ... [2023-11-26 10:45:14,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 10:45:14,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af8fae41-d7e5-421b-9e5d-a974c08c41da/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:45:14,818 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af8fae41-d7e5-421b-9e5d-a974c08c41da/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 10:45:14,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af8fae41-d7e5-421b-9e5d-a974c08c41da/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 10:45:14,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 10:45:14,850 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-26 10:45:14,850 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-26 10:45:14,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 10:45:14,850 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 10:45:14,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 10:45:14,851 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-26 10:45:14,851 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-26 10:45:14,922 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 10:45:14,925 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 10:45:15,112 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 10:45:15,136 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 10:45:15,136 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-26 10:45:15,137 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:45:15 BoogieIcfgContainer [2023-11-26 10:45:15,137 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 10:45:15,140 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 10:45:15,140 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 10:45:15,144 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 10:45:15,144 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 10:45:14" (1/3) ... [2023-11-26 10:45:15,145 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@679497c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 10:45:15, skipping insertion in model container [2023-11-26 10:45:15,145 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:14" (2/3) ... [2023-11-26 10:45:15,146 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@679497c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 10:45:15, skipping insertion in model container [2023-11-26 10:45:15,146 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:45:15" (3/3) ... [2023-11-26 10:45:15,147 INFO L112 eAbstractionObserver]: Analyzing ICFG divbin_valuebound50.i [2023-11-26 10:45:15,168 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 10:45:15,168 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-26 10:45:15,171 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@679497c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 10:45:15, skipping insertion in model container [2023-11-26 10:45:15,171 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-26 10:45:15,174 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-26 10:45:15,175 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-26 10:45:15,176 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-26 10:45:15,177 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:45:15" (3/3) ... [2023-11-26 10:45:15,179 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-26 10:45:15,184 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-26 10:45:15,184 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-26 10:45:15,189 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2023-11-26 10:45:15,189 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-26 10:45:15,190 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-26 10:45:15,190 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-26 10:45:15,317 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af8fae41-d7e5-421b-9e5d-a974c08c41da/bin/uautomizer-verify-VRDe98Ueme/witness.graphml [2023-11-26 10:45:15,318 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af8fae41-d7e5-421b-9e5d-a974c08c41da/bin/uautomizer-verify-VRDe98Ueme/witness.yml [2023-11-26 10:45:15,318 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-26 10:45:15,325 INFO L158 Benchmark]: Toolchain (without parser) took 858.90ms. Allocated memory is still 144.7MB. Free memory was 112.9MB in the beginning and 79.9MB in the end (delta: 33.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-26 10:45:15,326 INFO L158 Benchmark]: CDTParser took 1.14ms. Allocated memory is still 144.7MB. Free memory is still 115.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 10:45:15,326 INFO L158 Benchmark]: CACSL2BoogieTranslator took 252.56ms. Allocated memory is still 144.7MB. Free memory was 112.4MB in the beginning and 101.8MB in the end (delta: 10.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-26 10:45:15,327 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.17ms. Allocated memory is still 144.7MB. Free memory was 101.8MB in the beginning and 100.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-26 10:45:15,327 INFO L158 Benchmark]: Boogie Preprocessor took 35.84ms. Allocated memory is still 144.7MB. Free memory was 100.3MB in the beginning and 98.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-26 10:45:15,327 INFO L158 Benchmark]: RCFGBuilder took 349.96ms. Allocated memory is still 144.7MB. Free memory was 98.8MB in the beginning and 87.2MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-26 10:45:15,328 INFO L158 Benchmark]: TraceAbstraction took 31.59ms. Allocated memory is still 144.7MB. Free memory was 86.7MB in the beginning and 84.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-26 10:45:15,328 INFO L158 Benchmark]: Witness Printer took 143.49ms. Allocated memory is still 144.7MB. Free memory was 84.6MB in the beginning and 79.9MB in the end (delta: 4.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-26 10:45:15,331 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.14ms. Allocated memory is still 144.7MB. Free memory is still 115.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 252.56ms. Allocated memory is still 144.7MB. Free memory was 112.4MB in the beginning and 101.8MB in the end (delta: 10.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.17ms. Allocated memory is still 144.7MB. Free memory was 101.8MB in the beginning and 100.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.84ms. Allocated memory is still 144.7MB. Free memory was 100.3MB in the beginning and 98.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 349.96ms. Allocated memory is still 144.7MB. Free memory was 98.8MB in the beginning and 87.2MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 31.59ms. Allocated memory is still 144.7MB. Free memory was 86.7MB in the beginning and 84.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 143.49ms. Allocated memory is still 144.7MB. Free memory was 84.6MB in the beginning and 79.9MB in the end (delta: 4.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2023-11-26 10:45:15,352 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af8fae41-d7e5-421b-9e5d-a974c08c41da/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE