./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-industry-pattern/ofuf_1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6ef718a-8453-462b-bd63-f08084899600/bin/uautomizer-verify-zZY32mL2XJ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6ef718a-8453-462b-bd63-f08084899600/bin/uautomizer-verify-zZY32mL2XJ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6ef718a-8453-462b-bd63-f08084899600/bin/uautomizer-verify-zZY32mL2XJ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6ef718a-8453-462b-bd63-f08084899600/bin/uautomizer-verify-zZY32mL2XJ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/loop-industry-pattern/ofuf_1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6ef718a-8453-462b-bd63-f08084899600/bin/uautomizer-verify-zZY32mL2XJ/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6ef718a-8453-462b-bd63-f08084899600/bin/uautomizer-verify-zZY32mL2XJ --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 baa0361131df5a78c0a8a4c29ba2893696394b78f626b1aa1f97e06e0771e5c0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 22:23:29,744 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 22:23:29,869 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6ef718a-8453-462b-bd63-f08084899600/bin/uautomizer-verify-zZY32mL2XJ/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-11-23 22:23:29,879 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 22:23:29,880 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 22:23:29,919 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 22:23:29,920 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 22:23:29,921 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 22:23:29,922 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-23 22:23:29,927 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-23 22:23:29,928 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 22:23:29,929 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 22:23:29,930 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 22:23:29,932 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 22:23:29,932 INFO L153 SettingsManager]: * Use SBE=true [2023-11-23 22:23:29,933 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 22:23:29,934 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 22:23:29,934 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 22:23:29,935 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 22:23:29,935 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 22:23:29,936 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 22:23:29,937 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 22:23:29,937 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 22:23:29,938 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 22:23:29,938 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 22:23:29,939 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 22:23:29,940 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 22:23:29,940 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 22:23:29,941 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 22:23:29,942 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 22:23:29,943 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 22:23:29,943 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 22:23:29,944 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 22:23:29,944 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 22:23:29,945 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 22:23:29,945 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 22:23:29,945 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 22:23:29,946 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-23 22:23:29,946 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 22:23:29,946 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 22:23:29,947 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-23 22:23:29,947 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 22:23:29,948 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-23 22:23:29,948 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 22:23:29,949 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_b6ef718a-8453-462b-bd63-f08084899600/bin/uautomizer-verify-zZY32mL2XJ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6ef718a-8453-462b-bd63-f08084899600/bin/uautomizer-verify-zZY32mL2XJ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> baa0361131df5a78c0a8a4c29ba2893696394b78f626b1aa1f97e06e0771e5c0 [2023-11-23 22:23:30,260 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 22:23:30,295 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 22:23:30,298 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 22:23:30,299 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 22:23:30,300 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 22:23:30,302 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6ef718a-8453-462b-bd63-f08084899600/bin/uautomizer-verify-zZY32mL2XJ/../../sv-benchmarks/c/loop-industry-pattern/ofuf_1.c [2023-11-23 22:23:33,388 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 22:23:33,642 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 22:23:33,642 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6ef718a-8453-462b-bd63-f08084899600/sv-benchmarks/c/loop-industry-pattern/ofuf_1.c [2023-11-23 22:23:33,656 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6ef718a-8453-462b-bd63-f08084899600/bin/uautomizer-verify-zZY32mL2XJ/data/91fafadbc/e46bda9fe98d4cb180083f96b1860a3d/FLAG799bdb31d [2023-11-23 22:23:33,675 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6ef718a-8453-462b-bd63-f08084899600/bin/uautomizer-verify-zZY32mL2XJ/data/91fafadbc/e46bda9fe98d4cb180083f96b1860a3d [2023-11-23 22:23:33,678 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 22:23:33,679 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 22:23:33,681 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 22:23:33,681 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 22:23:33,687 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 22:23:33,688 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:23:33" (1/1) ... [2023-11-23 22:23:33,689 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a3e770d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:23:33, skipping insertion in model container [2023-11-23 22:23:33,689 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:23:33" (1/1) ... [2023-11-23 22:23:33,729 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 22:23:34,010 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 22:23:34,023 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 22:23:34,164 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 22:23:34,178 WARN L675 CHandler]: The function fopen is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 22:23:34,187 INFO L206 MainTranslator]: Completed translation [2023-11-23 22:23:34,187 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:23:34 WrapperNode [2023-11-23 22:23:34,187 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 22:23:34,189 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 22:23:34,189 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 22:23:34,189 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 22:23:34,197 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:23:34" (1/1) ... [2023-11-23 22:23:34,216 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:23:34" (1/1) ... [2023-11-23 22:23:34,267 INFO L138 Inliner]: procedures = 29, calls = 157, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 452 [2023-11-23 22:23:34,268 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 22:23:34,268 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 22:23:34,269 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 22:23:34,269 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 22:23:34,281 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:23:34" (1/1) ... [2023-11-23 22:23:34,282 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:23:34" (1/1) ... [2023-11-23 22:23:34,292 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:23:34" (1/1) ... [2023-11-23 22:23:34,351 INFO L189 HeapSplitter]: Split 83 memory accesses to 15 slices as follows [2, 5, 5, 3, 1, 5, 1, 3, 7, 2, 4, 6, 12, 18, 9] [2023-11-23 22:23:34,352 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:23:34" (1/1) ... [2023-11-23 22:23:34,352 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:23:34" (1/1) ... [2023-11-23 22:23:34,399 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:23:34" (1/1) ... [2023-11-23 22:23:34,405 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:23:34" (1/1) ... [2023-11-23 22:23:34,412 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:23:34" (1/1) ... [2023-11-23 22:23:34,417 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:23:34" (1/1) ... [2023-11-23 22:23:34,429 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 22:23:34,430 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 22:23:34,430 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 22:23:34,431 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 22:23:34,432 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:23:34" (1/1) ... [2023-11-23 22:23:34,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 22:23:34,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6ef718a-8453-462b-bd63-f08084899600/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 22:23:34,485 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6ef718a-8453-462b-bd63-f08084899600/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 22:23:34,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6ef718a-8453-462b-bd63-f08084899600/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 22:23:34,530 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_113 [2023-11-23 22:23:34,531 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_113 [2023-11-23 22:23:34,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-23 22:23:34,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-23 22:23:34,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-23 22:23:34,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-23 22:23:34,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-23 22:23:34,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2023-11-23 22:23:34,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2023-11-23 22:23:34,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2023-11-23 22:23:34,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2023-11-23 22:23:34,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2023-11-23 22:23:34,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2023-11-23 22:23:34,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2023-11-23 22:23:34,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2023-11-23 22:23:34,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2023-11-23 22:23:34,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2023-11-23 22:23:34,536 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 22:23:34,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-23 22:23:34,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-23 22:23:34,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-23 22:23:34,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-23 22:23:34,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-23 22:23:34,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-23 22:23:34,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2023-11-23 22:23:34,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2023-11-23 22:23:34,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2023-11-23 22:23:34,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2023-11-23 22:23:34,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2023-11-23 22:23:34,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2023-11-23 22:23:34,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2023-11-23 22:23:34,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2023-11-23 22:23:34,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2023-11-23 22:23:34,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 22:23:34,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-23 22:23:34,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-23 22:23:34,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-23 22:23:34,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-23 22:23:34,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-23 22:23:34,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-23 22:23:34,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-23 22:23:34,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-23 22:23:34,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-23 22:23:34,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-23 22:23:34,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-23 22:23:34,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-11-23 22:23:34,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2023-11-23 22:23:34,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2023-11-23 22:23:34,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2023-11-23 22:23:34,543 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-23 22:23:34,543 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-23 22:23:34,543 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-23 22:23:34,543 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-23 22:23:34,543 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-23 22:23:34,543 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-23 22:23:34,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-23 22:23:34,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-23 22:23:34,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-23 22:23:34,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-23 22:23:34,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-23 22:23:34,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-11-23 22:23:34,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2023-11-23 22:23:34,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2023-11-23 22:23:34,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2023-11-23 22:23:34,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-23 22:23:34,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-23 22:23:34,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-23 22:23:34,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-23 22:23:34,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-23 22:23:34,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-23 22:23:34,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2023-11-23 22:23:34,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2023-11-23 22:23:34,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2023-11-23 22:23:34,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2023-11-23 22:23:34,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2023-11-23 22:23:34,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2023-11-23 22:23:34,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2023-11-23 22:23:34,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2023-11-23 22:23:34,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2023-11-23 22:23:34,550 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2023-11-23 22:23:34,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-23 22:23:34,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-23 22:23:34,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-23 22:23:34,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-23 22:23:34,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-23 22:23:34,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-23 22:23:34,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-23 22:23:34,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-23 22:23:34,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-23 22:23:34,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-23 22:23:34,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-23 22:23:34,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-11-23 22:23:34,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2023-11-23 22:23:34,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2023-11-23 22:23:34,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2023-11-23 22:23:34,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 22:23:34,553 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 22:23:34,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 22:23:34,553 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_zero [2023-11-23 22:23:34,553 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_zero [2023-11-23 22:23:34,553 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 22:23:34,553 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_107 [2023-11-23 22:23:34,554 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_107 [2023-11-23 22:23:34,839 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 22:23:34,841 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 22:23:35,473 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 22:23:35,512 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 22:23:35,512 INFO L309 CfgBuilder]: Removed 7 assume(true) statements. [2023-11-23 22:23:35,513 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:23:35 BoogieIcfgContainer [2023-11-23 22:23:35,513 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 22:23:35,515 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 22:23:35,516 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 22:23:35,519 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 22:23:35,519 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:23:33" (1/3) ... [2023-11-23 22:23:35,520 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37c3f4f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:23:35, skipping insertion in model container [2023-11-23 22:23:35,520 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:23:34" (2/3) ... [2023-11-23 22:23:35,521 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37c3f4f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:23:35, skipping insertion in model container [2023-11-23 22:23:35,521 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:23:35" (3/3) ... [2023-11-23 22:23:35,522 INFO L112 eAbstractionObserver]: Analyzing ICFG ofuf_1.c [2023-11-23 22:23:35,543 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 22:23:35,543 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2023-11-23 22:23:35,598 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 22:23:35,605 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;@660bd79e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 22:23:35,605 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2023-11-23 22:23:35,610 INFO L276 IsEmpty]: Start isEmpty. Operand has 100 states, 84 states have (on average 1.6904761904761905) internal successors, (142), 88 states have internal predecessors, (142), 8 states have call successors, (8), 3 states have call predecessors, (8), 3 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2023-11-23 22:23:35,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 22:23:35,617 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 22:23:35,617 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2023-11-23 22:23:35,618 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2023-11-23 22:23:35,623 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 22:23:35,624 INFO L85 PathProgramCache]: Analyzing trace with hash 12702144, now seen corresponding path program 1 times [2023-11-23 22:23:35,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 22:23:35,634 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909741090] [2023-11-23 22:23:35,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 22:23:35,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 22:23:35,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:23:35,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 22:23:35,986 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 22:23:35,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1909741090] [2023-11-23 22:23:35,987 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1909741090] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 22:23:35,987 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 22:23:35,988 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-23 22:23:35,992 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1757335097] [2023-11-23 22:23:35,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 22:23:35,999 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 22:23:36,001 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 22:23:36,036 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 22:23:36,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 22:23:36,044 INFO L87 Difference]: Start difference. First operand has 100 states, 84 states have (on average 1.6904761904761905) internal successors, (142), 88 states have internal predecessors, (142), 8 states have call successors, (8), 3 states have call predecessors, (8), 3 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) Second operand has 2 states, 1 states have (on average 4.0) internal successors, (4), 2 states have internal predecessors, (4), 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) [2023-11-23 22:23:36,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 22:23:36,132 INFO L93 Difference]: Finished difference Result 191 states and 314 transitions. [2023-11-23 22:23:36,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 22:23:36,135 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 4.0) internal successors, (4), 2 states have internal predecessors, (4), 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) Word has length 4 [2023-11-23 22:23:36,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 22:23:36,141 INFO L225 Difference]: With dead ends: 191 [2023-11-23 22:23:36,141 INFO L226 Difference]: Without dead ends: 0 [2023-11-23 22:23:36,147 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 22:23:36,151 INFO L413 NwaCegarLoop]: 137 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 137 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-23 22:23:36,153 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 137 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-23 22:23:36,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-23 22:23:36,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-23 22:23:36,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 22:23:36,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-23 22:23:36,180 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 4 [2023-11-23 22:23:36,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 22:23:36,180 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-23 22:23:36,181 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 4.0) internal successors, (4), 2 states have internal predecessors, (4), 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) [2023-11-23 22:23:36,181 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-23 22:23:36,181 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-23 22:23:36,184 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 4 remaining) [2023-11-23 22:23:36,184 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 4 remaining) [2023-11-23 22:23:36,185 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 4 remaining) [2023-11-23 22:23:36,185 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 4 remaining) [2023-11-23 22:23:36,186 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 22:23:36,188 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-23 22:23:36,214 INFO L899 garLoopResultBuilder]: For program point avoid_zeroEXIT(lines 9 15) no Hoare annotation was computed. [2023-11-23 22:23:36,214 INFO L899 garLoopResultBuilder]: For program point L11(lines 11 14) no Hoare annotation was computed. [2023-11-23 22:23:36,214 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 9 15) the Hoare annotation is: true [2023-11-23 22:23:36,215 INFO L899 garLoopResultBuilder]: For program point L11-2(lines 9 15) no Hoare annotation was computed. [2023-11-23 22:23:36,215 INFO L899 garLoopResultBuilder]: For program point Id_MCDC_113EXIT(lines 305 324) no Hoare annotation was computed. [2023-11-23 22:23:36,215 INFO L899 garLoopResultBuilder]: For program point L313(lines 313 320) no Hoare annotation was computed. [2023-11-23 22:23:36,215 INFO L899 garLoopResultBuilder]: For program point L280(lines 280 294) no Hoare annotation was computed. [2023-11-23 22:23:36,215 INFO L899 garLoopResultBuilder]: For program point L313-2(lines 313 320) no Hoare annotation was computed. [2023-11-23 22:23:36,216 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 312) no Hoare annotation was computed. [2023-11-23 22:23:36,216 INFO L902 garLoopResultBuilder]: At program point L297(line 297) the Hoare annotation is: true [2023-11-23 22:23:36,216 INFO L899 garLoopResultBuilder]: For program point L297-1(line 297) no Hoare annotation was computed. [2023-11-23 22:23:36,216 INFO L899 garLoopResultBuilder]: For program point L487(lines 487 490) no Hoare annotation was computed. [2023-11-23 22:23:36,217 INFO L899 garLoopResultBuilder]: For program point L487-2(lines 485 492) no Hoare annotation was computed. [2023-11-23 22:23:36,217 INFO L902 garLoopResultBuilder]: At program point L322(line 322) the Hoare annotation is: true [2023-11-23 22:23:36,217 INFO L899 garLoopResultBuilder]: For program point L322-1(line 322) no Hoare annotation was computed. [2023-11-23 22:23:36,217 INFO L899 garLoopResultBuilder]: For program point Id_MCDC_113FINAL(lines 305 324) no Hoare annotation was computed. [2023-11-23 22:23:36,218 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 305 324) the Hoare annotation is: true [2023-11-23 22:23:36,218 INFO L899 garLoopResultBuilder]: For program point L286(lines 286 294) no Hoare annotation was computed. [2023-11-23 22:23:36,218 INFO L902 garLoopResultBuilder]: At program point L315(line 315) the Hoare annotation is: true [2023-11-23 22:23:36,218 INFO L899 garLoopResultBuilder]: For program point L315-1(line 315) no Hoare annotation was computed. [2023-11-23 22:23:36,218 INFO L899 garLoopResultBuilder]: For program point Id_MCDC_110_returnLabel#1(lines 274 304) no Hoare annotation was computed. [2023-11-23 22:23:36,219 INFO L902 garLoopResultBuilder]: At program point L295-1(lines 295 302) the Hoare annotation is: true [2023-11-23 22:23:36,219 INFO L899 garLoopResultBuilder]: For program point L295-2(lines 295 302) no Hoare annotation was computed. [2023-11-23 22:23:36,219 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 403) no Hoare annotation was computed. [2023-11-23 22:23:36,219 INFO L899 garLoopResultBuilder]: For program point L341(line 341) no Hoare annotation was computed. [2023-11-23 22:23:36,220 INFO L899 garLoopResultBuilder]: For program point L341-2(line 341) no Hoare annotation was computed. [2023-11-23 22:23:36,220 INFO L899 garLoopResultBuilder]: For program point L341-3(line 341) no Hoare annotation was computed. [2023-11-23 22:23:36,220 INFO L899 garLoopResultBuilder]: For program point L341-5(lines 341 353) no Hoare annotation was computed. [2023-11-23 22:23:36,220 INFO L899 garLoopResultBuilder]: For program point L333-1(lines 333 340) no Hoare annotation was computed. [2023-11-23 22:23:36,221 INFO L902 garLoopResultBuilder]: At program point L333-3(lines 333 340) the Hoare annotation is: true [2023-11-23 22:23:36,221 INFO L899 garLoopResultBuilder]: For program point L333-4(lines 333 340) no Hoare annotation was computed. [2023-11-23 22:23:36,221 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 379) no Hoare annotation was computed. [2023-11-23 22:23:36,221 INFO L902 garLoopResultBuilder]: At program point L383-3(lines 383 421) the Hoare annotation is: true [2023-11-23 22:23:36,222 INFO L899 garLoopResultBuilder]: For program point L433(line 433) no Hoare annotation was computed. [2023-11-23 22:23:36,222 INFO L899 garLoopResultBuilder]: For program point L433-2(lines 433 440) no Hoare annotation was computed. [2023-11-23 22:23:36,222 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 379) no Hoare annotation was computed. [2023-11-23 22:23:36,222 INFO L899 garLoopResultBuilder]: For program point L442(line 442) no Hoare annotation was computed. [2023-11-23 22:23:36,223 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 348) no Hoare annotation was computed. [2023-11-23 22:23:36,223 INFO L902 garLoopResultBuilder]: At program point L401-3(lines 401 418) the Hoare annotation is: true [2023-11-23 22:23:36,223 INFO L899 garLoopResultBuilder]: For program point L401-4(lines 401 418) no Hoare annotation was computed. [2023-11-23 22:23:36,223 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-23 22:23:36,224 INFO L902 garLoopResultBuilder]: At program point L377-3(lines 377 380) the Hoare annotation is: true [2023-11-23 22:23:36,224 INFO L899 garLoopResultBuilder]: For program point L377-4(lines 357 424) no Hoare annotation was computed. [2023-11-23 22:23:36,224 INFO L899 garLoopResultBuilder]: For program point L336(lines 336 339) no Hoare annotation was computed. [2023-11-23 22:23:36,224 INFO L899 garLoopResultBuilder]: For program point L452(lines 452 484) no Hoare annotation was computed. [2023-11-23 22:23:36,224 INFO L902 garLoopResultBuilder]: At program point L386(line 386) the Hoare annotation is: true [2023-11-23 22:23:36,225 INFO L899 garLoopResultBuilder]: For program point L386-1(lines 386 389) no Hoare annotation was computed. [2023-11-23 22:23:36,225 INFO L899 garLoopResultBuilder]: For program point L403(line 403) no Hoare annotation was computed. [2023-11-23 22:23:36,225 INFO L899 garLoopResultBuilder]: For program point L403-1(line 403) no Hoare annotation was computed. [2023-11-23 22:23:36,225 INFO L902 garLoopResultBuilder]: At program point L403-2(line 403) the Hoare annotation is: true [2023-11-23 22:23:36,226 INFO L899 garLoopResultBuilder]: For program point L403-3(lines 403 406) no Hoare annotation was computed. [2023-11-23 22:23:36,226 INFO L899 garLoopResultBuilder]: For program point L329(lines 329 332) no Hoare annotation was computed. [2023-11-23 22:23:36,226 INFO L899 garLoopResultBuilder]: For program point L478(lines 478 481) no Hoare annotation was computed. [2023-11-23 22:23:36,226 INFO L899 garLoopResultBuilder]: For program point L379(line 379) no Hoare annotation was computed. [2023-11-23 22:23:36,226 INFO L899 garLoopResultBuilder]: For program point L379-1(line 379) no Hoare annotation was computed. [2023-11-23 22:23:36,227 INFO L902 garLoopResultBuilder]: At program point L396(line 396) the Hoare annotation is: true [2023-11-23 22:23:36,227 INFO L899 garLoopResultBuilder]: For program point L396-1(lines 396 399) no Hoare annotation was computed. [2023-11-23 22:23:36,227 INFO L899 garLoopResultBuilder]: For program point Id_MCDC_114_returnLabel#1(lines 325 355) no Hoare annotation was computed. [2023-11-23 22:23:36,227 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-23 22:23:36,227 INFO L899 garLoopResultBuilder]: For program point Id_MCDC_115_returnLabel#1(lines 356 424) no Hoare annotation was computed. [2023-11-23 22:23:36,228 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 403) no Hoare annotation was computed. [2023-11-23 22:23:36,228 INFO L899 garLoopResultBuilder]: For program point L414(lines 414 417) no Hoare annotation was computed. [2023-11-23 22:23:36,228 INFO L899 garLoopResultBuilder]: For program point L381(lines 381 422) no Hoare annotation was computed. [2023-11-23 22:23:36,228 INFO L899 garLoopResultBuilder]: For program point L431-2(lines 431 441) no Hoare annotation was computed. [2023-11-23 22:23:36,229 INFO L902 garLoopResultBuilder]: At program point L431-3(lines 431 441) the Hoare annotation is: true [2023-11-23 22:23:36,229 INFO L902 garLoopResultBuilder]: At program point L431-4(lines 431 441) the Hoare annotation is: true [2023-11-23 22:23:36,229 INFO L902 garLoopResultBuilder]: At program point L390(line 390) the Hoare annotation is: true [2023-11-23 22:23:36,229 INFO L899 garLoopResultBuilder]: For program point L390-1(lines 390 393) no Hoare annotation was computed. [2023-11-23 22:23:36,230 INFO L899 garLoopResultBuilder]: For program point Id_MCDC_107FINAL(lines 218 273) no Hoare annotation was computed. [2023-11-23 22:23:36,230 INFO L899 garLoopResultBuilder]: For program point L242(line 242) no Hoare annotation was computed. [2023-11-23 22:23:36,230 INFO L899 garLoopResultBuilder]: For program point L242-2(line 242) no Hoare annotation was computed. [2023-11-23 22:23:36,230 INFO L899 garLoopResultBuilder]: For program point L234-1(line 234) no Hoare annotation was computed. [2023-11-23 22:23:36,230 INFO L899 garLoopResultBuilder]: For program point L234-3(line 234) no Hoare annotation was computed. [2023-11-23 22:23:36,231 INFO L899 garLoopResultBuilder]: For program point L234-4(lines 234 250) no Hoare annotation was computed. [2023-11-23 22:23:36,231 INFO L899 garLoopResultBuilder]: For program point L259(line 259) no Hoare annotation was computed. [2023-11-23 22:23:36,231 INFO L899 garLoopResultBuilder]: For program point L259-2(line 259) no Hoare annotation was computed. [2023-11-23 22:23:36,231 INFO L899 garLoopResultBuilder]: For program point L259-3(line 259) no Hoare annotation was computed. [2023-11-23 22:23:36,231 INFO L899 garLoopResultBuilder]: For program point L259-5(lines 259 271) no Hoare annotation was computed. [2023-11-23 22:23:36,232 INFO L899 garLoopResultBuilder]: For program point L251-1(lines 251 258) no Hoare annotation was computed. [2023-11-23 22:23:36,232 INFO L902 garLoopResultBuilder]: At program point L251-3(lines 251 258) the Hoare annotation is: true [2023-11-23 22:23:36,232 INFO L899 garLoopResultBuilder]: For program point L251-4(lines 251 258) no Hoare annotation was computed. [2023-11-23 22:23:36,232 INFO L899 garLoopResultBuilder]: For program point L243(line 243) no Hoare annotation was computed. [2023-11-23 22:23:36,232 INFO L899 garLoopResultBuilder]: For program point L227(lines 227 233) no Hoare annotation was computed. [2023-11-23 22:23:36,233 INFO L899 garLoopResultBuilder]: For program point L227-2(lines 219 273) no Hoare annotation was computed. [2023-11-23 22:23:36,233 INFO L899 garLoopResultBuilder]: For program point L236(line 236) no Hoare annotation was computed. [2023-11-23 22:23:36,233 INFO L899 garLoopResultBuilder]: For program point L236-2(line 236) no Hoare annotation was computed. [2023-11-23 22:23:36,233 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 218 273) the Hoare annotation is: true [2023-11-23 22:23:36,233 INFO L899 garLoopResultBuilder]: For program point L261(lines 261 266) no Hoare annotation was computed. [2023-11-23 22:23:36,234 INFO L899 garLoopResultBuilder]: For program point L245(line 245) no Hoare annotation was computed. [2023-11-23 22:23:36,234 INFO L899 garLoopResultBuilder]: For program point L245-2(line 245) no Hoare annotation was computed. [2023-11-23 22:23:36,234 INFO L899 garLoopResultBuilder]: For program point L237(line 237) no Hoare annotation was computed. [2023-11-23 22:23:36,234 INFO L899 garLoopResultBuilder]: For program point L229(lines 229 232) no Hoare annotation was computed. [2023-11-23 22:23:36,234 INFO L899 garLoopResultBuilder]: For program point L254(lines 254 257) no Hoare annotation was computed. [2023-11-23 22:23:36,235 INFO L899 garLoopResultBuilder]: For program point L246(line 246) no Hoare annotation was computed. [2023-11-23 22:23:36,235 INFO L899 garLoopResultBuilder]: For program point L239(line 239) no Hoare annotation was computed. [2023-11-23 22:23:36,235 INFO L899 garLoopResultBuilder]: For program point L239-2(line 239) no Hoare annotation was computed. [2023-11-23 22:23:36,235 INFO L899 garLoopResultBuilder]: For program point L223(lines 223 226) no Hoare annotation was computed. [2023-11-23 22:23:36,235 INFO L899 garLoopResultBuilder]: For program point L248(line 248) no Hoare annotation was computed. [2023-11-23 22:23:36,236 INFO L899 garLoopResultBuilder]: For program point L240(line 240) no Hoare annotation was computed. [2023-11-23 22:23:36,236 INFO L899 garLoopResultBuilder]: For program point Id_MCDC_107EXIT(lines 218 273) no Hoare annotation was computed. [2023-11-23 22:23:36,240 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 22:23:36,243 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 22:23:36,254 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 10:23:36 BoogieIcfgContainer [2023-11-23 22:23:36,254 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 22:23:36,255 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 22:23:36,255 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 22:23:36,255 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 22:23:36,256 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:23:35" (3/4) ... [2023-11-23 22:23:36,258 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-23 22:23:36,263 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure Id_MCDC_113 [2023-11-23 22:23:36,263 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure avoid_zero [2023-11-23 22:23:36,264 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure Id_MCDC_107 [2023-11-23 22:23:36,277 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 58 nodes and edges [2023-11-23 22:23:36,278 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2023-11-23 22:23:36,280 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2023-11-23 22:23:36,281 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-23 22:23:36,282 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-23 22:23:36,284 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-23 22:23:36,480 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6ef718a-8453-462b-bd63-f08084899600/bin/uautomizer-verify-zZY32mL2XJ/witness.graphml [2023-11-23 22:23:36,480 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6ef718a-8453-462b-bd63-f08084899600/bin/uautomizer-verify-zZY32mL2XJ/witness.yml [2023-11-23 22:23:36,480 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 22:23:36,481 INFO L158 Benchmark]: Toolchain (without parser) took 2801.57ms. Allocated memory was 121.6MB in the beginning and 146.8MB in the end (delta: 25.2MB). Free memory was 75.0MB in the beginning and 85.1MB in the end (delta: -10.1MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. [2023-11-23 22:23:36,481 INFO L158 Benchmark]: CDTParser took 1.35ms. Allocated memory is still 121.6MB. Free memory is still 64.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 22:23:36,482 INFO L158 Benchmark]: CACSL2BoogieTranslator took 506.84ms. Allocated memory is still 121.6MB. Free memory was 74.6MB in the beginning and 56.5MB in the end (delta: 18.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-23 22:23:36,482 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.18ms. Allocated memory is still 121.6MB. Free memory was 56.5MB in the beginning and 53.1MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 22:23:36,483 INFO L158 Benchmark]: Boogie Preprocessor took 160.94ms. Allocated memory was 121.6MB in the beginning and 146.8MB in the end (delta: 25.2MB). Free memory was 53.1MB in the beginning and 114.1MB in the end (delta: -61.0MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. [2023-11-23 22:23:36,484 INFO L158 Benchmark]: RCFGBuilder took 1082.71ms. Allocated memory is still 146.8MB. Free memory was 114.1MB in the beginning and 65.9MB in the end (delta: 48.2MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2023-11-23 22:23:36,484 INFO L158 Benchmark]: TraceAbstraction took 738.66ms. Allocated memory is still 146.8MB. Free memory was 65.9MB in the beginning and 95.6MB in the end (delta: -29.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 22:23:36,484 INFO L158 Benchmark]: Witness Printer took 225.68ms. Allocated memory is still 146.8MB. Free memory was 95.6MB in the beginning and 85.1MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 22:23:36,488 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.35ms. Allocated memory is still 121.6MB. Free memory is still 64.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 506.84ms. Allocated memory is still 121.6MB. Free memory was 74.6MB in the beginning and 56.5MB in the end (delta: 18.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.18ms. Allocated memory is still 121.6MB. Free memory was 56.5MB in the beginning and 53.1MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 160.94ms. Allocated memory was 121.6MB in the beginning and 146.8MB in the end (delta: 25.2MB). Free memory was 53.1MB in the beginning and 114.1MB in the end (delta: -61.0MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. * RCFGBuilder took 1082.71ms. Allocated memory is still 146.8MB. Free memory was 114.1MB in the beginning and 65.9MB in the end (delta: 48.2MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * TraceAbstraction took 738.66ms. Allocated memory is still 146.8MB. Free memory was 65.9MB in the beginning and 95.6MB in the end (delta: -29.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 225.68ms. Allocated memory is still 146.8MB. Free memory was 95.6MB in the beginning and 85.1MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 379]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 379]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 403]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 403]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 100 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 137 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 137 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=100occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 18 LocationsWithAnnotation, 50 PreInvPairs, 65 NumberOfFragments, 18 HoareAnnotationTreeSize, 50 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 18 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 3 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - InvariantResult [Line: 377]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 333]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 401]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 431]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 251]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 295]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 383]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2023-11-23 22:23:36,541 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6ef718a-8453-462b-bd63-f08084899600/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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