./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 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_24e06af9-96cf-473d-92f2-8700433389f6/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e06af9-96cf-473d-92f2-8700433389f6/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e06af9-96cf-473d-92f2-8700433389f6/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e06af9-96cf-473d-92f2-8700433389f6/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e06af9-96cf-473d-92f2-8700433389f6/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e06af9-96cf-473d-92f2-8700433389f6/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ab65f956ab163b80526b0084797effd91e1aac547effeb9a1fdab821fa279e8e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:24:24,345 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:24:24,462 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e06af9-96cf-473d-92f2-8700433389f6/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-08 22:24:24,469 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:24:24,472 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:24:24,518 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:24:24,519 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:24:24,519 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:24:24,520 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:24:24,520 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:24:24,521 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:24:24,521 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:24:24,521 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:24:24,527 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:24:24,527 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:24:24,528 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:24:24,530 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:24:24,531 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:24:24,531 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:24:24,533 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:24:24,534 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:24:24,534 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:24:24,535 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:24:24,535 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:24:24,537 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:24:24,537 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:24:24,538 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:24:24,538 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:24:24,538 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:24:24,539 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:24:24,539 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:24:24,539 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:24:24,540 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:24:24,541 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:24:24,541 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:24:24,541 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e06af9-96cf-473d-92f2-8700433389f6/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e06af9-96cf-473d-92f2-8700433389f6/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ab65f956ab163b80526b0084797effd91e1aac547effeb9a1fdab821fa279e8e [2024-11-08 22:24:24,825 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:24:24,857 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:24:24,860 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:24:24,862 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:24:24,863 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:24:24,865 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e06af9-96cf-473d-92f2-8700433389f6/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound2.i Unable to find full path for "g++" [2024-11-08 22:24:26,928 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:24:27,174 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:24:27,177 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e06af9-96cf-473d-92f2-8700433389f6/sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound2.i [2024-11-08 22:24:27,190 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e06af9-96cf-473d-92f2-8700433389f6/bin/ukojak-verify-ImItNfHLgk/data/fe332d233/58e05dfe004b4598b3531bd4ee9776da/FLAGd5a276adb [2024-11-08 22:24:27,212 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e06af9-96cf-473d-92f2-8700433389f6/bin/ukojak-verify-ImItNfHLgk/data/fe332d233/58e05dfe004b4598b3531bd4ee9776da [2024-11-08 22:24:27,215 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:24:27,217 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:24:27,219 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:24:27,220 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:24:27,227 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:24:27,228 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:24:27" (1/1) ... [2024-11-08 22:24:27,229 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@596e03c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:27, skipping insertion in model container [2024-11-08 22:24:27,230 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:24:27" (1/1) ... [2024-11-08 22:24:27,269 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:24:27,497 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:24:27,509 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:24:27,531 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:24:27,553 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:24:27,553 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:27 WrapperNode [2024-11-08 22:24:27,553 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:24:27,555 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:24:27,555 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:24:27,555 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:24:27,564 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:27" (1/1) ... [2024-11-08 22:24:27,571 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:27" (1/1) ... [2024-11-08 22:24:27,593 INFO L138 Inliner]: procedures = 16, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 64 [2024-11-08 22:24:27,593 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:24:27,594 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:24:27,595 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:24:27,595 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:24:27,605 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:27" (1/1) ... [2024-11-08 22:24:27,606 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:27" (1/1) ... [2024-11-08 22:24:27,607 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:27" (1/1) ... [2024-11-08 22:24:27,607 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:27" (1/1) ... [2024-11-08 22:24:27,611 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:27" (1/1) ... [2024-11-08 22:24:27,615 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:27" (1/1) ... [2024-11-08 22:24:27,617 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:27" (1/1) ... [2024-11-08 22:24:27,618 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:27" (1/1) ... [2024-11-08 22:24:27,619 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:24:27,621 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:24:27,621 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:24:27,621 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:24:27,622 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:27" (1/1) ... [2024-11-08 22:24:27,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:24:27,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e06af9-96cf-473d-92f2-8700433389f6/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:24:27,669 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e06af9-96cf-473d-92f2-8700433389f6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:24:27,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e06af9-96cf-473d-92f2-8700433389f6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:24:27,716 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:24:27,717 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 22:24:27,717 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 22:24:27,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:24:27,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:24:27,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:24:27,720 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 22:24:27,720 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 22:24:27,821 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:24:27,824 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:24:28,059 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-08 22:24:28,059 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:24:28,141 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:24:28,141 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 22:24:28,142 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:24:28 BoogieIcfgContainer [2024-11-08 22:24:28,142 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:24:28,143 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:24:28,143 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:24:28,158 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:24:28,158 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:24:28" (1/1) ... [2024-11-08 22:24:28,177 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:24:28,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:24:28,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 26 states and 33 transitions. [2024-11-08 22:24:28,246 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 33 transitions. [2024-11-08 22:24:28,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 22:24:28,252 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:24:28,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:24:28,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:24:28,531 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:24:28,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:24:28,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 35 transitions. [2024-11-08 22:24:28,608 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-08 22:24:28,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 22:24:28,609 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:24:28,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:24:28,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:24:28,793 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:24:28,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:24:28,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 29 states and 36 transitions. [2024-11-08 22:24:28,817 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 36 transitions. [2024-11-08 22:24:28,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 22:24:28,817 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:24:28,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:24:28,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:24:28,913 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:24:28,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:24:28,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 30 states and 36 transitions. [2024-11-08 22:24:28,964 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 36 transitions. [2024-11-08 22:24:28,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 22:24:28,965 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:24:28,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:24:29,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:24:29,226 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:24:29,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:24:29,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 33 states and 43 transitions. [2024-11-08 22:24:29,428 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 43 transitions. [2024-11-08 22:24:29,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 22:24:29,429 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:24:29,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:24:29,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:24:29,604 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:24:29,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:24:29,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 35 states and 45 transitions. [2024-11-08 22:24:29,735 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2024-11-08 22:24:29,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 22:24:29,736 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:24:29,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:24:29,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:24:29,902 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:24:30,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:24:30,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 39 states and 53 transitions. [2024-11-08 22:24:30,264 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 53 transitions. [2024-11-08 22:24:30,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 22:24:30,265 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:24:30,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:24:30,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:24:30,399 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:24:30,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:24:30,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 42 states and 56 transitions. [2024-11-08 22:24:30,593 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 56 transitions. [2024-11-08 22:24:30,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 22:24:30,595 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:24:30,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:24:30,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:24:30,662 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:24:30,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:24:30,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 43 states and 56 transitions. [2024-11-08 22:24:30,702 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 56 transitions. [2024-11-08 22:24:30,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 22:24:30,703 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:24:30,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:24:30,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:24:30,862 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:24:31,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:24:31,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 39 states and 48 transitions. [2024-11-08 22:24:31,040 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 48 transitions. [2024-11-08 22:24:31,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 22:24:31,044 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:24:31,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:24:31,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:24:31,199 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:24:31,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:24:31,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 42 states and 53 transitions. [2024-11-08 22:24:31,599 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 53 transitions. [2024-11-08 22:24:31,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 22:24:31,599 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:24:31,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:24:31,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:24:31,707 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:24:31,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:24:31,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 41 states and 52 transitions. [2024-11-08 22:24:31,842 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 52 transitions. [2024-11-08 22:24:31,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 22:24:31,843 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:24:31,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:24:31,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:24:32,022 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:24:32,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:24:32,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 45 states and 58 transitions. [2024-11-08 22:24:32,077 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 58 transitions. [2024-11-08 22:24:32,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 22:24:32,078 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:24:32,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:24:32,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:24:32,193 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:24:32,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:24:32,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 48 states and 63 transitions. [2024-11-08 22:24:32,232 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 63 transitions. [2024-11-08 22:24:32,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 22:24:32,233 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:24:32,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:24:32,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:24:32,404 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-08 22:24:32,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:24:32,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 41 states and 49 transitions. [2024-11-08 22:24:32,631 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2024-11-08 22:24:32,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 22:24:32,632 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:24:32,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:24:32,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:24:32,865 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:24:33,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:24:33,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 44 states and 53 transitions. [2024-11-08 22:24:33,337 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 53 transitions. [2024-11-08 22:24:33,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-08 22:24:33,338 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:24:33,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:24:33,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:24:33,521 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:24:33,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:24:33,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 38 states and 43 transitions. [2024-11-08 22:24:33,728 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 43 transitions. [2024-11-08 22:24:33,728 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 22:24:33,729 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 17 iterations. [2024-11-08 22:24:33,744 INFO L729 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2024-11-08 22:24:34,073 INFO L77 FloydHoareUtils]: At program point L31(line 31) the Hoare annotation is: (= ~counter~0 0) [2024-11-08 22:24:34,073 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 40) the Hoare annotation is: true [2024-11-08 22:24:34,073 INFO L77 FloydHoareUtils]: At program point L31-1(line 31) the Hoare annotation is: true [2024-11-08 22:24:34,074 INFO L77 FloydHoareUtils]: At program point L40(line 40) the Hoare annotation is: true [2024-11-08 22:24:34,074 INFO L77 FloydHoareUtils]: At program point L40-1(line 40) the Hoare annotation is: true [2024-11-08 22:24:34,074 INFO L77 FloydHoareUtils]: At program point L40-2(lines 40 49) the Hoare annotation is: (not (and (<= |ULTIMATE.start_main_#t~post4#1| 1) (< 2 ~counter~0))) [2024-11-08 22:24:34,074 INFO L77 FloydHoareUtils]: At program point L40-4(lines 40 49) the Hoare annotation is: true [2024-11-08 22:24:34,078 INFO L77 FloydHoareUtils]: At program point L36-1(line 36) the Hoare annotation is: true [2024-11-08 22:24:34,079 INFO L77 FloydHoareUtils]: At program point L36-2(line 36) the Hoare annotation is: true [2024-11-08 22:24:34,079 INFO L77 FloydHoareUtils]: At program point L36-3(lines 36 39) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_#t~post3#1| 0))) (or (and (<= |ULTIMATE.start_main_#t~post3#1| 1) (<= ~counter~0 2) (not .cse0)) (and (<= (+ |ULTIMATE.start_main_#t~post3#1| 1) ~counter~0) (< 1 |ULTIMATE.start_main_#t~post3#1|)) (and .cse0 (<= ~counter~0 1) (<= 1 ~counter~0)))) [2024-11-08 22:24:34,079 INFO L77 FloydHoareUtils]: At program point L32(line 32) the Hoare annotation is: true [2024-11-08 22:24:34,079 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) the Hoare annotation is: true [2024-11-08 22:24:34,080 INFO L77 FloydHoareUtils]: At program point L36-5(lines 36 39) the Hoare annotation is: true [2024-11-08 22:24:34,080 INFO L77 FloydHoareUtils]: At program point L45-2(lines 40 49) the Hoare annotation is: true [2024-11-08 22:24:34,080 INFO L77 FloydHoareUtils]: At program point L41(line 41) the Hoare annotation is: (<= ~counter~0 2) [2024-11-08 22:24:34,080 INFO L77 FloydHoareUtils]: At program point L41-1(lines 40 49) the Hoare annotation is: true [2024-11-08 22:24:34,080 INFO L77 FloydHoareUtils]: At program point L37(line 37) the Hoare annotation is: (<= ~counter~0 2) [2024-11-08 22:24:34,081 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) the Hoare annotation is: true [2024-11-08 22:24:34,081 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 22:24:34,081 INFO L77 FloydHoareUtils]: At program point L50(line 50) the Hoare annotation is: true [2024-11-08 22:24:34,081 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 22:24:34,084 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 40) the Hoare annotation is: true [2024-11-08 22:24:34,084 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 15 17) the Hoare annotation is: true [2024-11-08 22:24:34,084 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(lines 15 17) the Hoare annotation is: true [2024-11-08 22:24:34,085 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 18 24) the Hoare annotation is: true [2024-11-08 22:24:34,085 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 18 24) the Hoare annotation is: true [2024-11-08 22:24:34,103 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:24:34 ImpRootNode [2024-11-08 22:24:34,103 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:24:34,104 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:24:34,104 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:24:34,105 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:24:34,105 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:24:28" (3/4) ... [2024-11-08 22:24:34,108 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 22:24:34,113 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-08 22:24:34,113 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-08 22:24:34,118 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2024-11-08 22:24:34,118 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-08 22:24:34,119 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 22:24:34,119 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 22:24:34,248 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e06af9-96cf-473d-92f2-8700433389f6/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 22:24:34,249 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e06af9-96cf-473d-92f2-8700433389f6/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 22:24:34,253 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:24:34,254 INFO L158 Benchmark]: Toolchain (without parser) took 7036.57ms. Allocated memory was 155.2MB in the beginning and 192.9MB in the end (delta: 37.7MB). Free memory was 115.5MB in the beginning and 146.9MB in the end (delta: -31.4MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. [2024-11-08 22:24:34,254 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 104.9MB. Free memory is still 53.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:24:34,255 INFO L158 Benchmark]: CACSL2BoogieTranslator took 334.70ms. Allocated memory is still 155.2MB. Free memory was 115.1MB in the beginning and 102.9MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:24:34,255 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.97ms. Allocated memory is still 155.2MB. Free memory was 102.9MB in the beginning and 101.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:24:34,255 INFO L158 Benchmark]: Boogie Preprocessor took 25.49ms. Allocated memory is still 155.2MB. Free memory was 101.3MB in the beginning and 100.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:24:34,256 INFO L158 Benchmark]: RCFGBuilder took 521.42ms. Allocated memory is still 155.2MB. Free memory was 100.0MB in the beginning and 85.8MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:24:34,256 INFO L158 Benchmark]: CodeCheck took 5960.71ms. Allocated memory was 155.2MB in the beginning and 192.9MB in the end (delta: 37.7MB). Free memory was 85.4MB in the beginning and 152.1MB in the end (delta: -66.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:24:34,257 INFO L158 Benchmark]: Witness Printer took 148.49ms. Allocated memory is still 192.9MB. Free memory was 152.1MB in the beginning and 146.9MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:24:34,263 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 26 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 5.5s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1008 SdHoareTripleChecker+Valid, 3.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 508 mSDsluCounter, 737 SdHoareTripleChecker+Invalid, 3.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 379 mSDsCounter, 427 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1601 IncrementalHoareTripleChecker+Invalid, 2028 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 427 mSolverCounterUnsat, 358 mSDtfsCounter, 1601 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2258 GetRequests, 2104 SyntacticMatches, 74 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3160 ImplicationChecksByTransitivity, 2.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 303 NumberOfCodeBlocks, 303 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 287 ConstructedInterpolants, 0 QuantifiedInterpolants, 721 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 7 PerfectInterpolantSequences, 52/101 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 40]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 40]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - ProcedureContractResult [Line: 15]: Procedure Contract for assume_abort_if_not Derived contract for procedure assume_abort_if_not. Ensures: (counter == \old(counter)) - ProcedureContractResult [Line: 18]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert. Ensures: (counter == \old(counter)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 104.9MB. Free memory is still 53.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 334.70ms. Allocated memory is still 155.2MB. Free memory was 115.1MB in the beginning and 102.9MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.97ms. Allocated memory is still 155.2MB. Free memory was 102.9MB in the beginning and 101.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.49ms. Allocated memory is still 155.2MB. Free memory was 101.3MB in the beginning and 100.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 521.42ms. Allocated memory is still 155.2MB. Free memory was 100.0MB in the beginning and 85.8MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 5960.71ms. Allocated memory was 155.2MB in the beginning and 192.9MB in the end (delta: 37.7MB). Free memory was 85.4MB in the beginning and 152.1MB in the end (delta: -66.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 148.49ms. Allocated memory is still 192.9MB. Free memory was 152.1MB in the beginning and 146.9MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-08 22:24:34,302 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e06af9-96cf-473d-92f2-8700433389f6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE