./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_9cdc0495-75ab-4ce4-a4c3-61e50e74b09a/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cdc0495-75ab-4ce4-a4c3-61e50e74b09a/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_9cdc0495-75ab-4ce4-a4c3-61e50e74b09a/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cdc0495-75ab-4ce4-a4c3-61e50e74b09a/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cdc0495-75ab-4ce4-a4c3-61e50e74b09a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cdc0495-75ab-4ce4-a4c3-61e50e74b09a/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1870b8451d4735c7264ac4337bbb2c1eeecb277125949d2d6e57edbf68a24fac --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:32:53,037 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:32:53,127 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cdc0495-75ab-4ce4-a4c3-61e50e74b09a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:32:53,133 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:32:53,136 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:32:53,173 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:32:53,174 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:32:53,175 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:32:53,176 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:32:53,178 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:32:53,178 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:32:53,179 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:32:53,179 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:32:53,179 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:32:53,180 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:32:53,180 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:32:53,180 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:32:53,181 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:32:53,184 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:32:53,184 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:32:53,184 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:32:53,185 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:32:53,185 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:32:53,186 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:32:53,186 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:32:53,186 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:32:53,187 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:32:53,187 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:32:53,187 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:32:53,187 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:32:53,188 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:32:53,188 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:32:53,188 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:32:53,189 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_9cdc0495-75ab-4ce4-a4c3-61e50e74b09a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cdc0495-75ab-4ce4-a4c3-61e50e74b09a/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1870b8451d4735c7264ac4337bbb2c1eeecb277125949d2d6e57edbf68a24fac [2024-11-09 00:32:53,461 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:32:53,490 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:32:53,493 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:32:53,495 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:32:53,495 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:32:53,497 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cdc0495-75ab-4ce4-a4c3-61e50e74b09a/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound1.c Unable to find full path for "g++" [2024-11-09 00:32:55,489 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:32:55,670 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:32:55,671 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cdc0495-75ab-4ce4-a4c3-61e50e74b09a/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound1.c [2024-11-09 00:32:55,683 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cdc0495-75ab-4ce4-a4c3-61e50e74b09a/bin/ukojak-verify-ImItNfHLgk/data/1d3c601ed/87d684f5c98146ebb82a9308e68f2fd3/FLAG13a951b06 [2024-11-09 00:32:55,698 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cdc0495-75ab-4ce4-a4c3-61e50e74b09a/bin/ukojak-verify-ImItNfHLgk/data/1d3c601ed/87d684f5c98146ebb82a9308e68f2fd3 [2024-11-09 00:32:55,701 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:32:55,703 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:32:55,705 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:32:55,705 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:32:55,711 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:32:55,711 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:32:55" (1/1) ... [2024-11-09 00:32:55,713 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e873240 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:55, skipping insertion in model container [2024-11-09 00:32:55,713 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:32:55" (1/1) ... [2024-11-09 00:32:55,734 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:32:55,928 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cdc0495-75ab-4ce4-a4c3-61e50e74b09a/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound1.c[520,533] [2024-11-09 00:32:55,955 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:32:55,969 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:32:55,986 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cdc0495-75ab-4ce4-a4c3-61e50e74b09a/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound1.c[520,533] [2024-11-09 00:32:55,999 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:32:56,019 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:32:56,020 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:56 WrapperNode [2024-11-09 00:32:56,020 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:32:56,021 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:32:56,021 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:32:56,022 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:32:56,030 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:56" (1/1) ... [2024-11-09 00:32:56,038 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:56" (1/1) ... [2024-11-09 00:32:56,056 INFO L138 Inliner]: procedures = 14, calls = 13, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 41 [2024-11-09 00:32:56,057 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:32:56,058 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:32:56,059 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:32:56,059 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:32:56,068 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:56" (1/1) ... [2024-11-09 00:32:56,069 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:56" (1/1) ... [2024-11-09 00:32:56,070 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:56" (1/1) ... [2024-11-09 00:32:56,071 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:56" (1/1) ... [2024-11-09 00:32:56,074 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:56" (1/1) ... [2024-11-09 00:32:56,081 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:56" (1/1) ... [2024-11-09 00:32:56,086 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:56" (1/1) ... [2024-11-09 00:32:56,087 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:56" (1/1) ... [2024-11-09 00:32:56,088 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:32:56,089 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:32:56,090 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:32:56,091 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:32:56,092 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:56" (1/1) ... [2024-11-09 00:32:56,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:32:56,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cdc0495-75ab-4ce4-a4c3-61e50e74b09a/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:32:56,127 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cdc0495-75ab-4ce4-a4c3-61e50e74b09a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:32:56,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cdc0495-75ab-4ce4-a4c3-61e50e74b09a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:32:56,166 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:32:56,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:32:56,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:32:56,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:32:56,168 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:32:56,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:32:56,231 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:32:56,233 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:32:56,366 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-09 00:32:56,366 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:32:56,399 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:32:56,400 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:32:56,400 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:32:56 BoogieIcfgContainer [2024-11-09 00:32:56,400 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:32:56,401 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:32:56,402 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:32:56,413 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:32:56,413 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:32:56" (1/1) ... [2024-11-09 00:32:56,423 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:32:56,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:32:56,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 18 states and 26 transitions. [2024-11-09 00:32:56,502 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 26 transitions. [2024-11-09 00:32:56,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-09 00:32:56,504 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:32:56,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:32:56,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:32:56,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:32:56,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:32:56,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2024-11-09 00:32:56,726 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2024-11-09 00:32:56,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:32:56,731 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:32:56,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:32:56,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:32:56,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:32:56,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:32:56,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2024-11-09 00:32:56,967 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2024-11-09 00:32:56,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:32:56,967 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:32:56,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:32:56,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:32:57,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:32:57,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:32:57,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 25 states and 38 transitions. [2024-11-09 00:32:57,590 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 38 transitions. [2024-11-09 00:32:57,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-09 00:32:57,596 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:32:57,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:32:57,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:32:57,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:32:57,659 INFO L255 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:32:57,665 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:32:57,845 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:32:58,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:32:58,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 29 states and 46 transitions. [2024-11-09 00:32:58,442 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 46 transitions. [2024-11-09 00:32:58,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-09 00:32:58,444 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:32:58,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:32:58,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:32:58,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:32:58,497 INFO L255 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:32:58,498 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:32:58,619 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 00:32:58,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:32:58,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 30 states and 49 transitions. [2024-11-09 00:32:58,785 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 49 transitions. [2024-11-09 00:32:58,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 00:32:58,788 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:32:58,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:32:58,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:32:58,938 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-09 00:32:59,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:32:59,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 33 states and 55 transitions. [2024-11-09 00:32:59,341 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 55 transitions. [2024-11-09 00:32:59,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-09 00:32:59,342 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:32:59,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:32:59,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:32:59,592 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:33:00,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:33:00,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 36 states and 59 transitions. [2024-11-09 00:33:00,054 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 59 transitions. [2024-11-09 00:33:00,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-09 00:33:00,056 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:33:00,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:33:00,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:33:00,174 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 10 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-09 00:33:00,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:33:00,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 38 states and 63 transitions. [2024-11-09 00:33:00,580 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 63 transitions. [2024-11-09 00:33:00,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-09 00:33:00,583 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:33:00,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:33:00,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:33:00,841 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 00:33:01,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:33:01,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 42 states and 72 transitions. [2024-11-09 00:33:01,482 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 72 transitions. [2024-11-09 00:33:01,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-09 00:33:01,483 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:33:01,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:33:01,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:33:01,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:33:01,539 INFO L255 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:33:01,541 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:33:01,853 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 00:33:02,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:33:02,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 44 states and 75 transitions. [2024-11-09 00:33:02,366 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 75 transitions. [2024-11-09 00:33:02,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-09 00:33:02,367 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:33:02,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:33:02,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:33:02,442 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 00:33:02,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:33:02,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 22 states and 27 transitions. [2024-11-09 00:33:02,919 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2024-11-09 00:33:02,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-09 00:33:02,919 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:33:02,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:33:02,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:33:03,078 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-09 00:33:03,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:33:03,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 18 states and 23 transitions. [2024-11-09 00:33:03,865 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2024-11-09 00:33:03,865 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-09 00:33:03,865 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 13 iterations. [2024-11-09 00:33:03,878 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-09 00:33:04,245 INFO L77 FloydHoareUtils]: At program point L33(lines 30 42) the Hoare annotation is: (not (and (not (= (+ (* |ULTIMATE.start_main_~a~0#1| |ULTIMATE.start_main_~a~0#1|) 1 (* 2 |ULTIMATE.start_main_~a~0#1|)) |ULTIMATE.start_main_~s~0#1|)) (= |ULTIMATE.start_main_~t~0#1| 1) (= |ULTIMATE.start_main_~a~0#1| 0))) [2024-11-09 00:33:04,246 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-09 00:33:04,246 INFO L77 FloydHoareUtils]: At program point L31(line 31) the Hoare annotation is: true [2024-11-09 00:33:04,246 INFO L77 FloydHoareUtils]: At program point L31-1(line 31) the Hoare annotation is: (not (and (not (= |ULTIMATE.start_main_~t~0#1| 1)) (= |ULTIMATE.start_main_~a~0#1| 0) (= |ULTIMATE.start_main_~s~0#1| 1))) [2024-11-09 00:33:04,247 INFO L77 FloydHoareUtils]: At program point L46(line 46) the Hoare annotation is: true [2024-11-09 00:33:04,247 INFO L77 FloydHoareUtils]: At program point L44(line 44) the Hoare annotation is: (not (and (not (= (* |ULTIMATE.start_main_~s~0#1| 4) (+ (* |ULTIMATE.start_main_~t~0#1| |ULTIMATE.start_main_~t~0#1|) (* 2 |ULTIMATE.start_main_~t~0#1|) 1))) (= (+ (* |ULTIMATE.start_main_~a~0#1| |ULTIMATE.start_main_~a~0#1|) 1 (* 2 |ULTIMATE.start_main_~a~0#1|)) |ULTIMATE.start_main_~s~0#1|))) [2024-11-09 00:33:04,247 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-09 00:33:04,247 INFO L77 FloydHoareUtils]: At program point L32(line 32) the Hoare annotation is: true [2024-11-09 00:33:04,248 INFO L77 FloydHoareUtils]: At program point L30-1(lines 30 42) the Hoare annotation is: (not (and (= |ULTIMATE.start_main_#t~post5#1| 0) (= |ULTIMATE.start_main_~t~0#1| (+ 1 (* 2 |ULTIMATE.start_main_~a~0#1|))) (< ~counter~0 1) (= |ULTIMATE.start_main_~a~0#1| 0) (= |ULTIMATE.start_main_~s~0#1| 1))) [2024-11-09 00:33:04,248 INFO L77 FloydHoareUtils]: At program point L30-3(lines 30 42) the Hoare annotation is: true [2024-11-09 00:33:04,248 INFO L77 FloydHoareUtils]: At program point L30-4(lines 30 42) the Hoare annotation is: true [2024-11-09 00:33:04,248 INFO L77 FloydHoareUtils]: At program point L45(line 45) the Hoare annotation is: true [2024-11-09 00:33:04,248 INFO L77 FloydHoareUtils]: At program point L13(lines 13 14) the Hoare annotation is: true [2024-11-09 00:33:04,249 INFO L77 FloydHoareUtils]: At program point L12(lines 12 15) the Hoare annotation is: (not (and (not (= __VERIFIER_assert_~cond 0)) (not (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)))) [2024-11-09 00:33:04,249 INFO L77 FloydHoareUtils]: At program point L12-2(lines 11 17) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-11-09 00:33:04,249 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 11 17) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-11-09 00:33:04,249 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 11 17) the Hoare annotation is: true [2024-11-09 00:33:04,250 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 14) the Hoare annotation is: true [2024-11-09 00:33:04,267 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:33:04 ImpRootNode [2024-11-09 00:33:04,267 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:33:04,268 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:33:04,268 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:33:04,268 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:33:04,269 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:32:56" (3/4) ... [2024-11-09 00:33:04,271 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 00:33:04,275 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-09 00:33:04,278 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-11-09 00:33:04,278 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-09 00:33:04,279 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-09 00:33:04,279 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-09 00:33:04,359 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cdc0495-75ab-4ce4-a4c3-61e50e74b09a/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-09 00:33:04,360 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cdc0495-75ab-4ce4-a4c3-61e50e74b09a/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-09 00:33:04,360 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:33:04,361 INFO L158 Benchmark]: Toolchain (without parser) took 8657.60ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 110.5MB in the beginning and 105.9MB in the end (delta: 4.6MB). Peak memory consumption was 38.2MB. Max. memory is 16.1GB. [2024-11-09 00:33:04,361 INFO L158 Benchmark]: CDTParser took 0.57ms. Allocated memory is still 107.0MB. Free memory is still 53.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:33:04,361 INFO L158 Benchmark]: CACSL2BoogieTranslator took 315.74ms. Allocated memory is still 148.9MB. Free memory was 110.1MB in the beginning and 97.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:33:04,362 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.29ms. Allocated memory is still 148.9MB. Free memory was 97.6MB in the beginning and 96.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:33:04,362 INFO L158 Benchmark]: Boogie Preprocessor took 30.20ms. Allocated memory is still 148.9MB. Free memory was 96.3MB in the beginning and 95.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:33:04,363 INFO L158 Benchmark]: RCFGBuilder took 311.38ms. Allocated memory is still 148.9MB. Free memory was 95.0MB in the beginning and 84.2MB in the end (delta: 10.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:33:04,363 INFO L158 Benchmark]: CodeCheck took 7865.87ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 83.9MB in the beginning and 111.1MB in the end (delta: -27.3MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. [2024-11-09 00:33:04,363 INFO L158 Benchmark]: Witness Printer took 92.07ms. Allocated memory is still 180.4MB. Free memory was 110.1MB in the beginning and 105.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:33:04,366 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, 18 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.4s, OverallIterations: 13, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 517 SdHoareTripleChecker+Valid, 3.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 130 mSDsluCounter, 423 SdHoareTripleChecker+Invalid, 3.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 62 mSDsCounter, 525 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1491 IncrementalHoareTripleChecker+Invalid, 2016 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 525 mSolverCounterUnsat, 361 mSDtfsCounter, 1491 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1937 GetRequests, 1790 SyntacticMatches, 41 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4897 ImplicationChecksByTransitivity, 4.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 248 NumberOfCodeBlocks, 248 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 236 ConstructedInterpolants, 0 QuantifiedInterpolants, 678 SizeOfPredicates, 4 NumberOfNonLiveVariables, 210 ConjunctsInSsa, 29 ConjunctsInUnsatCore, 12 InterpolantComputations, 5 PerfectInterpolantSequences, 207/236 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: 14]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - ProcedureContractResult [Line: 11]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert. Ensures: ((cond != 0) && (counter == \old(counter))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.57ms. Allocated memory is still 107.0MB. Free memory is still 53.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 315.74ms. Allocated memory is still 148.9MB. Free memory was 110.1MB in the beginning and 97.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.29ms. Allocated memory is still 148.9MB. Free memory was 97.6MB in the beginning and 96.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.20ms. Allocated memory is still 148.9MB. Free memory was 96.3MB in the beginning and 95.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 311.38ms. Allocated memory is still 148.9MB. Free memory was 95.0MB in the beginning and 84.2MB in the end (delta: 10.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 7865.87ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 83.9MB in the beginning and 111.1MB in the end (delta: -27.3MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. * Witness Printer took 92.07ms. Allocated memory is still 180.4MB. Free memory was 110.1MB in the beginning and 105.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-09 00:33:04,385 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cdc0495-75ab-4ce4-a4c3-61e50e74b09a/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