./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 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_e44a7a9b-7045-4c67-9fc1-eb0e50469257/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e44a7a9b-7045-4c67-9fc1-eb0e50469257/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_e44a7a9b-7045-4c67-9fc1-eb0e50469257/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e44a7a9b-7045-4c67-9fc1-eb0e50469257/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e44a7a9b-7045-4c67-9fc1-eb0e50469257/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_e44a7a9b-7045-4c67-9fc1-eb0e50469257/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 f2c97cfaf178ecbb63eaaf825cd5ea4b5be1bf37ecd5b20cf7e400328e1cd168 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:41:48,538 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:41:48,651 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e44a7a9b-7045-4c67-9fc1-eb0e50469257/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-08 19:41:48,659 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:41:48,660 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:41:48,690 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:41:48,691 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:41:48,691 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:41:48,692 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:41:48,693 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:41:48,693 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:41:48,693 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:41:48,694 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:41:48,694 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:41:48,695 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:41:48,695 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:41:48,695 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:41:48,696 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:41:48,696 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:41:48,697 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:41:48,697 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 19:41:48,698 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 19:41:48,698 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:41:48,698 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:41:48,699 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:41:48,699 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:41:48,700 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:41:48,700 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:41:48,700 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:41:48,701 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:41:48,701 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:41:48,702 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:41:48,702 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:41:48,703 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:41:48,703 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:41:48,703 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_e44a7a9b-7045-4c67-9fc1-eb0e50469257/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e44a7a9b-7045-4c67-9fc1-eb0e50469257/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f2c97cfaf178ecbb63eaaf825cd5ea4b5be1bf37ecd5b20cf7e400328e1cd168 [2024-11-08 19:41:49,024 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:41:49,068 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:41:49,072 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:41:49,075 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:41:49,076 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:41:49,078 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e44a7a9b-7045-4c67-9fc1-eb0e50469257/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound2.i Unable to find full path for "g++" [2024-11-08 19:41:51,142 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:41:51,341 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:41:51,342 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e44a7a9b-7045-4c67-9fc1-eb0e50469257/sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound2.i [2024-11-08 19:41:51,350 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e44a7a9b-7045-4c67-9fc1-eb0e50469257/bin/ukojak-verify-ImItNfHLgk/data/72d39bf27/fdb85fe6db25474395b2ece52c02feb1/FLAG05faf6623 [2024-11-08 19:41:51,366 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e44a7a9b-7045-4c67-9fc1-eb0e50469257/bin/ukojak-verify-ImItNfHLgk/data/72d39bf27/fdb85fe6db25474395b2ece52c02feb1 [2024-11-08 19:41:51,369 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:41:51,371 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:41:51,373 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:41:51,373 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:41:51,380 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:41:51,381 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:41:51" (1/1) ... [2024-11-08 19:41:51,383 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b8a8214 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:51, skipping insertion in model container [2024-11-08 19:41:51,383 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:41:51" (1/1) ... [2024-11-08 19:41:51,406 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:41:51,674 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:41:51,688 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:41:51,712 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:41:51,735 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:41:51,735 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:51 WrapperNode [2024-11-08 19:41:51,735 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:41:51,737 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:41:51,737 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:41:51,738 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:41:51,746 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:51" (1/1) ... [2024-11-08 19:41:51,754 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:51" (1/1) ... [2024-11-08 19:41:51,776 INFO L138 Inliner]: procedures = 16, calls = 9, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 60 [2024-11-08 19:41:51,777 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:41:51,778 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:41:51,778 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:41:51,779 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:41:51,789 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:51" (1/1) ... [2024-11-08 19:41:51,790 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:51" (1/1) ... [2024-11-08 19:41:51,791 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:51" (1/1) ... [2024-11-08 19:41:51,792 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:51" (1/1) ... [2024-11-08 19:41:51,797 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:51" (1/1) ... [2024-11-08 19:41:51,804 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:51" (1/1) ... [2024-11-08 19:41:51,807 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:51" (1/1) ... [2024-11-08 19:41:51,808 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:51" (1/1) ... [2024-11-08 19:41:51,811 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:41:51,812 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:41:51,813 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:41:51,813 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:41:51,814 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:51" (1/1) ... [2024-11-08 19:41:51,821 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:41:51,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e44a7a9b-7045-4c67-9fc1-eb0e50469257/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:41:51,848 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e44a7a9b-7045-4c67-9fc1-eb0e50469257/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:41:51,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e44a7a9b-7045-4c67-9fc1-eb0e50469257/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:41:51,887 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:41:51,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:41:51,888 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:41:51,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:41:51,888 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 19:41:51,889 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 19:41:51,962 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:41:51,965 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:41:52,132 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-08 19:41:52,132 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:41:52,192 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:41:52,192 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 19:41:52,193 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:41:52 BoogieIcfgContainer [2024-11-08 19:41:52,193 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:41:52,194 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:41:52,194 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:41:52,206 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:41:52,207 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:41:52" (1/1) ... [2024-11-08 19:41:52,216 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:41:52,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:41:52,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2024-11-08 19:41:52,285 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2024-11-08 19:41:52,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 19:41:52,290 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:41:52,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:41:52,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:52,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:41:52,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:41:52,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2024-11-08 19:41:52,607 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2024-11-08 19:41:52,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 19:41:52,611 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:41:52,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:41:52,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:52,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:41:52,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:41:52,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 24 states and 30 transitions. [2024-11-08 19:41:52,735 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2024-11-08 19:41:52,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 19:41:52,740 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:41:52,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:41:52,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:52,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:41:52,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:41:52,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 30 transitions. [2024-11-08 19:41:52,833 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 30 transitions. [2024-11-08 19:41:52,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 19:41:52,833 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:41:52,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:41:52,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:53,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:41:53,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:41:53,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 28 states and 37 transitions. [2024-11-08 19:41:53,264 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 37 transitions. [2024-11-08 19:41:53,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 19:41:53,265 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:41:53,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:41:53,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:53,360 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:41:53,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:41:53,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 30 states and 39 transitions. [2024-11-08 19:41:53,488 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 39 transitions. [2024-11-08 19:41:53,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 19:41:53,489 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:41:53,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:41:53,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:53,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:41:53,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:41:53,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 34 states and 47 transitions. [2024-11-08 19:41:53,929 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 47 transitions. [2024-11-08 19:41:53,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 19:41:53,929 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:41:53,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:41:53,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:54,060 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:41:54,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:41:54,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 37 states and 50 transitions. [2024-11-08 19:41:54,217 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 50 transitions. [2024-11-08 19:41:54,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 19:41:54,219 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:41:54,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:41:54,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:54,287 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:41:54,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:41:54,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 38 states and 50 transitions. [2024-11-08 19:41:54,321 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 50 transitions. [2024-11-08 19:41:54,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 19:41:54,322 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:41:54,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:41:54,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:54,488 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:41:54,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:41:54,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 34 states and 42 transitions. [2024-11-08 19:41:54,657 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 42 transitions. [2024-11-08 19:41:54,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 19:41:54,658 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:41:54,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:41:54,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:54,802 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:41:55,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:41:55,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 37 states and 47 transitions. [2024-11-08 19:41:55,155 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 47 transitions. [2024-11-08 19:41:55,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 19:41:55,156 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:41:55,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:41:55,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:55,282 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:41:55,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:41:55,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 36 states and 46 transitions. [2024-11-08 19:41:55,395 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2024-11-08 19:41:55,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 19:41:55,396 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:41:55,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:41:55,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:55,513 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:41:55,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:41:55,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 40 states and 52 transitions. [2024-11-08 19:41:55,566 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 52 transitions. [2024-11-08 19:41:55,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 19:41:55,567 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:41:55,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:41:55,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:55,677 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:41:55,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:41:55,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 43 states and 57 transitions. [2024-11-08 19:41:55,713 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 57 transitions. [2024-11-08 19:41:55,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 19:41:55,713 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:41:55,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:41:55,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:55,855 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-08 19:41:56,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:41:56,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 43 transitions. [2024-11-08 19:41:56,041 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 43 transitions. [2024-11-08 19:41:56,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 19:41:56,042 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:41:56,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:41:56,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:56,203 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:41:56,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:41:56,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 39 states and 47 transitions. [2024-11-08 19:41:56,634 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 47 transitions. [2024-11-08 19:41:56,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 19:41:56,634 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:41:56,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:41:56,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:56,784 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:41:56,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:41:56,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 33 states and 37 transitions. [2024-11-08 19:41:56,955 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 37 transitions. [2024-11-08 19:41:56,955 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 19:41:56,955 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 17 iterations. [2024-11-08 19:41:56,964 INFO L729 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2024-11-08 19:41:57,435 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 38) the Hoare annotation is: true [2024-11-08 19:41:57,436 INFO L77 FloydHoareUtils]: At program point L48(line 48) the Hoare annotation is: true [2024-11-08 19:41:57,436 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 34) no Hoare annotation was computed. [2024-11-08 19:41:57,436 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 34) no Hoare annotation was computed. [2024-11-08 19:41:57,436 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 19:41:57,437 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 19:41:57,437 INFO L77 FloydHoareUtils]: At program point L38(line 38) the Hoare annotation is: true [2024-11-08 19:41:57,437 INFO L77 FloydHoareUtils]: At program point L38-1(line 38) the Hoare annotation is: true [2024-11-08 19:41:57,437 INFO L77 FloydHoareUtils]: At program point L38-2(lines 38 47) the Hoare annotation is: (not (and (< 2 ~counter~0) (<= |ULTIMATE.start_main_#t~post3#1| 1))) [2024-11-08 19:41:57,437 INFO L77 FloydHoareUtils]: At program point L38-4(lines 38 47) the Hoare annotation is: true [2024-11-08 19:41:57,438 INFO L77 FloydHoareUtils]: At program point L34-1(line 34) the Hoare annotation is: (or (= |ULTIMATE.start_main_#t~post2#1| 0) (and (< 1 |ULTIMATE.start_main_#t~post2#1|) (<= |ULTIMATE.start_main_#t~post2#1| 2)) (and (<= 1 |ULTIMATE.start_main_#t~post2#1|) (<= |ULTIMATE.start_main_#t~post2#1| 1))) [2024-11-08 19:41:57,438 INFO L77 FloydHoareUtils]: At program point L34-2(line 34) the Hoare annotation is: (or (= |ULTIMATE.start_main_#t~post2#1| 0) (and (< 1 |ULTIMATE.start_main_#t~post2#1|) (<= |ULTIMATE.start_main_#t~post2#1| 2)) (and (<= 1 |ULTIMATE.start_main_#t~post2#1|) (<= |ULTIMATE.start_main_#t~post2#1| 1))) [2024-11-08 19:41:57,438 INFO L77 FloydHoareUtils]: At program point L34-3(lines 34 37) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_#t~post2#1| 0))) (or (and (< 1 |ULTIMATE.start_main_#t~post2#1|) (<= ~counter~0 3) (<= (+ |ULTIMATE.start_main_#t~post2#1| 1) ~counter~0)) (and (< 1 ~counter~0) (not .cse0) (<= |ULTIMATE.start_main_#t~post2#1| 1) (<= ~counter~0 2)) (and .cse0 (<= ~counter~0 1) (<= 1 ~counter~0)))) [2024-11-08 19:41:57,438 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 38) the Hoare annotation is: true [2024-11-08 19:41:57,443 INFO L77 FloydHoareUtils]: At program point L34-5(lines 34 37) the Hoare annotation is: (or (and (<= ~counter~0 1) (<= 1 ~counter~0)) (= ~counter~0 0) (and (< 1 ~counter~0) (<= ~counter~0 2))) [2024-11-08 19:41:57,443 INFO L77 FloydHoareUtils]: At program point L43-2(lines 38 47) the Hoare annotation is: true [2024-11-08 19:41:57,443 INFO L77 FloydHoareUtils]: At program point L39(line 39) the Hoare annotation is: (<= ~counter~0 2) [2024-11-08 19:41:57,443 INFO L77 FloydHoareUtils]: At program point L39-1(lines 38 47) the Hoare annotation is: true [2024-11-08 19:41:57,444 INFO L77 FloydHoareUtils]: At program point L35(line 35) the Hoare annotation is: (or (and (<= ~counter~0 1) (<= 1 ~counter~0)) (and (< 1 ~counter~0) (<= ~counter~0 2))) [2024-11-08 19:41:57,444 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 18 24) the Hoare annotation is: true [2024-11-08 19:41:57,444 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 18 24) the Hoare annotation is: true [2024-11-08 19:41:57,467 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:41:57 ImpRootNode [2024-11-08 19:41:57,467 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:41:57,468 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:41:57,469 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:41:57,469 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:41:57,470 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:41:52" (3/4) ... [2024-11-08 19:41:57,473 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 19:41:57,479 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-08 19:41:57,484 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2024-11-08 19:41:57,484 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-08 19:41:57,484 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 19:41:57,484 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 19:41:57,596 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e44a7a9b-7045-4c67-9fc1-eb0e50469257/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 19:41:57,597 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e44a7a9b-7045-4c67-9fc1-eb0e50469257/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 19:41:57,597 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:41:57,597 INFO L158 Benchmark]: Toolchain (without parser) took 6226.77ms. Allocated memory is still 146.8MB. Free memory was 111.3MB in the beginning and 66.9MB in the end (delta: 44.4MB). Peak memory consumption was 46.4MB. Max. memory is 16.1GB. [2024-11-08 19:41:57,598 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 107.0MB. Free memory is still 82.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:41:57,598 INFO L158 Benchmark]: CACSL2BoogieTranslator took 363.48ms. Allocated memory is still 146.8MB. Free memory was 110.9MB in the beginning and 98.7MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 19:41:57,598 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.84ms. Allocated memory is still 146.8MB. Free memory was 98.7MB in the beginning and 97.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:41:57,599 INFO L158 Benchmark]: Boogie Preprocessor took 32.97ms. Allocated memory is still 146.8MB. Free memory was 97.2MB in the beginning and 96.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:41:57,599 INFO L158 Benchmark]: RCFGBuilder took 380.97ms. Allocated memory is still 146.8MB. Free memory was 95.7MB in the beginning and 82.0MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 19:41:57,599 INFO L158 Benchmark]: CodeCheck took 5273.22ms. Allocated memory is still 146.8MB. Free memory was 82.0MB in the beginning and 72.2MB in the end (delta: 9.8MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. [2024-11-08 19:41:57,600 INFO L158 Benchmark]: Witness Printer took 128.47ms. Allocated memory is still 146.8MB. Free memory was 72.2MB in the beginning and 66.9MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 19:41:57,605 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 2 procedures, 21 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 4.7s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 754 SdHoareTripleChecker+Valid, 3.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 476 mSDsluCounter, 457 SdHoareTripleChecker+Invalid, 2.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 291 mSDsCounter, 427 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1521 IncrementalHoareTripleChecker+Invalid, 1948 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 427 mSolverCounterUnsat, 166 mSDtfsCounter, 1521 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1490 GetRequests, 1336 SyntacticMatches, 74 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3160 ImplicationChecksByTransitivity, 2.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 191 NumberOfCodeBlocks, 191 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 175 ConstructedInterpolants, 0 QuantifiedInterpolants, 519 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 7 PerfectInterpolantSequences, 20/69 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: 34]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 34]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 38]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 38]: 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: 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 0.34ms. Allocated memory is still 107.0MB. Free memory is still 82.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 363.48ms. Allocated memory is still 146.8MB. Free memory was 110.9MB in the beginning and 98.7MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.84ms. Allocated memory is still 146.8MB. Free memory was 98.7MB in the beginning and 97.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.97ms. Allocated memory is still 146.8MB. Free memory was 97.2MB in the beginning and 96.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 380.97ms. Allocated memory is still 146.8MB. Free memory was 95.7MB in the beginning and 82.0MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 5273.22ms. Allocated memory is still 146.8MB. Free memory was 82.0MB in the beginning and 72.2MB in the end (delta: 9.8MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. * Witness Printer took 128.47ms. Allocated memory is still 146.8MB. Free memory was 72.2MB in the beginning and 66.9MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-08 19:41:57,637 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e44a7a9b-7045-4c67-9fc1-eb0e50469257/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