./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-nla/fermat3-both-nt.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 8393723b 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_ddd6e0de-1c20-4c42-88a0-df07454e6406/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddd6e0de-1c20-4c42-88a0-df07454e6406/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddd6e0de-1c20-4c42-88a0-df07454e6406/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddd6e0de-1c20-4c42-88a0-df07454e6406/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/termination-nla/fermat3-both-nt.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddd6e0de-1c20-4c42-88a0-df07454e6406/bin/uautomizer-TMbwUNV5ro/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddd6e0de-1c20-4c42-88a0-df07454e6406/bin/uautomizer-TMbwUNV5ro --witnessprinter.witness.filename witness.graphml --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 f1e0d46028fd28d9c1cbc056102895f065be9229080945a2c9ee558e687c7175 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-18 18:38:21,513 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 18:38:21,515 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 18:38:21,547 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 18:38:21,547 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 18:38:21,552 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 18:38:21,554 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 18:38:21,557 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 18:38:21,562 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 18:38:21,568 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 18:38:21,569 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 18:38:21,572 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 18:38:21,572 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 18:38:21,575 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 18:38:21,577 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 18:38:21,579 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 18:38:21,580 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 18:38:21,581 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 18:38:21,583 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 18:38:21,590 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 18:38:21,592 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 18:38:21,593 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 18:38:21,596 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 18:38:21,597 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 18:38:21,605 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 18:38:21,606 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 18:38:21,606 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 18:38:21,608 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 18:38:21,609 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 18:38:21,611 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 18:38:21,612 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 18:38:21,614 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 18:38:21,616 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 18:38:21,618 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 18:38:21,619 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 18:38:21,619 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 18:38:21,620 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 18:38:21,620 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 18:38:21,620 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 18:38:21,621 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 18:38:21,622 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 18:38:21,623 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddd6e0de-1c20-4c42-88a0-df07454e6406/bin/uautomizer-TMbwUNV5ro/config/svcomp-Overflow-32bit-Automizer_Default.epf [2022-11-18 18:38:21,666 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 18:38:21,669 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 18:38:21,670 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 18:38:21,670 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 18:38:21,671 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 18:38:21,672 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 18:38:21,672 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 18:38:21,673 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 18:38:21,673 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 18:38:21,673 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 18:38:21,674 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 18:38:21,674 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 18:38:21,675 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 18:38:21,675 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 18:38:21,675 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 18:38:21,675 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 18:38:21,676 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 18:38:21,676 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 18:38:21,676 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-18 18:38:21,676 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 18:38:21,676 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 18:38:21,677 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 18:38:21,677 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 18:38:21,677 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 18:38:21,677 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 18:38:21,677 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 18:38:21,679 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 18:38:21,679 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 18:38:21,680 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 18:38:21,680 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 18:38:21,680 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 18:38:21,680 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 18:38:21,681 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 18:38:21,681 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 18:38:21,681 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 18:38:21,681 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddd6e0de-1c20-4c42-88a0-df07454e6406/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddd6e0de-1c20-4c42-88a0-df07454e6406/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f1e0d46028fd28d9c1cbc056102895f065be9229080945a2c9ee558e687c7175 [2022-11-18 18:38:21,998 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 18:38:22,019 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 18:38:22,022 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 18:38:22,023 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 18:38:22,024 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 18:38:22,025 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddd6e0de-1c20-4c42-88a0-df07454e6406/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/termination-nla/fermat3-both-nt.c [2022-11-18 18:38:22,096 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddd6e0de-1c20-4c42-88a0-df07454e6406/bin/uautomizer-TMbwUNV5ro/data/34edab429/7b8d93365fde4905862c47df207055b4/FLAG69e95c7b8 [2022-11-18 18:38:22,589 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 18:38:22,589 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddd6e0de-1c20-4c42-88a0-df07454e6406/sv-benchmarks/c/termination-nla/fermat3-both-nt.c [2022-11-18 18:38:22,594 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddd6e0de-1c20-4c42-88a0-df07454e6406/bin/uautomizer-TMbwUNV5ro/data/34edab429/7b8d93365fde4905862c47df207055b4/FLAG69e95c7b8 [2022-11-18 18:38:22,967 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddd6e0de-1c20-4c42-88a0-df07454e6406/bin/uautomizer-TMbwUNV5ro/data/34edab429/7b8d93365fde4905862c47df207055b4 [2022-11-18 18:38:22,972 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 18:38:22,973 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 18:38:22,975 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 18:38:22,975 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 18:38:22,981 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 18:38:22,982 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:38:22" (1/1) ... [2022-11-18 18:38:22,984 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@475c4c6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:38:22, skipping insertion in model container [2022-11-18 18:38:22,985 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:38:22" (1/1) ... [2022-11-18 18:38:22,993 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 18:38:23,012 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 18:38:23,234 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 18:38:23,238 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 18:38:23,274 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 18:38:23,287 INFO L208 MainTranslator]: Completed translation [2022-11-18 18:38:23,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:38:23 WrapperNode [2022-11-18 18:38:23,289 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 18:38:23,290 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 18:38:23,290 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 18:38:23,291 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 18:38:23,298 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:38:23" (1/1) ... [2022-11-18 18:38:23,304 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:38:23" (1/1) ... [2022-11-18 18:38:23,328 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 50 [2022-11-18 18:38:23,328 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 18:38:23,329 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 18:38:23,329 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 18:38:23,330 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 18:38:23,338 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:38:23" (1/1) ... [2022-11-18 18:38:23,338 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:38:23" (1/1) ... [2022-11-18 18:38:23,348 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:38:23" (1/1) ... [2022-11-18 18:38:23,348 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:38:23" (1/1) ... [2022-11-18 18:38:23,353 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:38:23" (1/1) ... [2022-11-18 18:38:23,358 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:38:23" (1/1) ... [2022-11-18 18:38:23,365 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:38:23" (1/1) ... [2022-11-18 18:38:23,366 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:38:23" (1/1) ... [2022-11-18 18:38:23,367 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 18:38:23,374 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 18:38:23,374 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 18:38:23,374 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 18:38:23,375 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:38:23" (1/1) ... [2022-11-18 18:38:23,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 18:38:23,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddd6e0de-1c20-4c42-88a0-df07454e6406/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:38:23,412 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddd6e0de-1c20-4c42-88a0-df07454e6406/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 18:38:23,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddd6e0de-1c20-4c42-88a0-df07454e6406/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 18:38:23,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 18:38:23,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 18:38:23,525 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 18:38:23,527 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 18:38:23,769 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 18:38:23,777 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 18:38:23,786 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-18 18:38:23,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:38:23 BoogieIcfgContainer [2022-11-18 18:38:23,789 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 18:38:23,791 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 18:38:23,792 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 18:38:23,796 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 18:38:23,796 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 06:38:22" (1/3) ... [2022-11-18 18:38:23,797 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ccf8f90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:38:23, skipping insertion in model container [2022-11-18 18:38:23,797 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:38:23" (2/3) ... [2022-11-18 18:38:23,798 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ccf8f90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:38:23, skipping insertion in model container [2022-11-18 18:38:23,798 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:38:23" (3/3) ... [2022-11-18 18:38:23,800 INFO L112 eAbstractionObserver]: Analyzing ICFG fermat3-both-nt.c [2022-11-18 18:38:23,819 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 18:38:23,819 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-18 18:38:23,821 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ccf8f90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 06:38:23, skipping insertion in model container [2022-11-18 18:38:23,821 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-18 18:38:23,822 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-18 18:38:23,822 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-18 18:38:23,822 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-18 18:38:23,823 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:38:23" (3/3) ... [2022-11-18 18:38:23,826 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-18 18:38:23,836 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-18 18:38:23,837 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-18 18:38:23,837 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-18 18:38:23,904 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddd6e0de-1c20-4c42-88a0-df07454e6406/bin/uautomizer-TMbwUNV5ro/witness.graphml [2022-11-18 18:38:23,904 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-18 18:38:23,905 INFO L158 Benchmark]: Toolchain (without parser) took 931.34ms. Allocated memory is still 115.3MB. Free memory was 78.6MB in the beginning and 71.6MB in the end (delta: 7.0MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. [2022-11-18 18:38:23,906 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 115.3MB. Free memory is still 94.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 18:38:23,906 INFO L158 Benchmark]: CACSL2BoogieTranslator took 314.16ms. Allocated memory is still 115.3MB. Free memory was 78.4MB in the beginning and 89.9MB in the end (delta: -11.6MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2022-11-18 18:38:23,907 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.33ms. Allocated memory is still 115.3MB. Free memory was 89.9MB in the beginning and 88.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 18:38:23,907 INFO L158 Benchmark]: Boogie Preprocessor took 43.93ms. Allocated memory is still 115.3MB. Free memory was 88.4MB in the beginning and 87.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 18:38:23,908 INFO L158 Benchmark]: RCFGBuilder took 415.16ms. Allocated memory is still 115.3MB. Free memory was 87.3MB in the beginning and 76.8MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-18 18:38:23,908 INFO L158 Benchmark]: TraceAbstraction took 29.65ms. Allocated memory is still 115.3MB. Free memory was 75.8MB in the beginning and 74.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 18:38:23,909 INFO L158 Benchmark]: Witness Printer took 82.20ms. Allocated memory is still 115.3MB. Free memory was 74.0MB in the beginning and 71.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 18:38:23,922 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 115.3MB. Free memory is still 94.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 314.16ms. Allocated memory is still 115.3MB. Free memory was 78.4MB in the beginning and 89.9MB in the end (delta: -11.6MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.33ms. Allocated memory is still 115.3MB. Free memory was 89.9MB in the beginning and 88.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 43.93ms. Allocated memory is still 115.3MB. Free memory was 88.4MB in the beginning and 87.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 415.16ms. Allocated memory is still 115.3MB. Free memory was 87.3MB in the beginning and 76.8MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 29.65ms. Allocated memory is still 115.3MB. Free memory was 75.8MB in the beginning and 74.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 82.20ms. Allocated memory is still 115.3MB. Free memory was 74.0MB in the beginning and 71.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. 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! [2022-11-18 18:38:23,946 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddd6e0de-1c20-4c42-88a0-df07454e6406/bin/uautomizer-TMbwUNV5ro/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