./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/soft_float_1-2.c.cil.c --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_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/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_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/soft_float_1-2.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/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_f2868121-9c28-4bd0-b306-25e185ff77f4/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 2cc7c06873dba45d738e292126bc5c4eeb8fbe341f5dfa6f9006be5a39c2b683 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:10:58,076 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:10:58,192 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-09 00:10:58,196 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:10:58,196 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:10:58,216 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:10:58,217 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:10:58,218 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:10:58,218 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:10:58,219 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:10:58,219 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:10:58,220 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:10:58,220 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:10:58,220 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:10:58,221 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:10:58,221 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:10:58,222 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:10:58,222 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:10:58,222 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:10:58,223 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:10:58,223 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:10:58,224 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:10:58,224 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:10:58,224 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:10:58,225 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:10:58,225 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:10:58,226 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:10:58,226 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:10:58,226 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:10:58,227 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:10:58,227 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:10:58,227 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:10:58,228 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:10:58,228 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:10:58,228 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:10:58,229 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_f2868121-9c28-4bd0-b306-25e185ff77f4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2cc7c06873dba45d738e292126bc5c4eeb8fbe341f5dfa6f9006be5a39c2b683 [2024-11-09 00:10:58,525 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:10:58,581 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:10:58,584 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:10:58,585 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:10:58,586 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:10:58,588 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/bitvector/soft_float_1-2.c.cil.c Unable to find full path for "g++" [2024-11-09 00:11:00,570 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:11:00,778 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:11:00,779 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/sv-benchmarks/c/bitvector/soft_float_1-2.c.cil.c [2024-11-09 00:11:00,796 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/data/517b49ff7/6477a9bb57b34397ab41e31e871052fa/FLAGd8f11266f [2024-11-09 00:11:01,147 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/data/517b49ff7/6477a9bb57b34397ab41e31e871052fa [2024-11-09 00:11:01,151 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:11:01,152 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:11:01,153 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:11:01,153 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:11:01,159 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:11:01,160 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:11:01" (1/1) ... [2024-11-09 00:11:01,161 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@336a1ba7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:01, skipping insertion in model container [2024-11-09 00:11:01,161 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:11:01" (1/1) ... [2024-11-09 00:11:01,194 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:11:01,429 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:11:01,439 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:11:01,498 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:11:01,515 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:11:01,515 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:01 WrapperNode [2024-11-09 00:11:01,515 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:11:01,516 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:11:01,516 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:11:01,516 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:11:01,521 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:01" (1/1) ... [2024-11-09 00:11:01,530 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:01" (1/1) ... [2024-11-09 00:11:01,559 INFO L138 Inliner]: procedures = 18, calls = 20, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 212 [2024-11-09 00:11:01,560 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:11:01,560 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:11:01,561 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:11:01,561 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:11:01,573 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:01" (1/1) ... [2024-11-09 00:11:01,574 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:01" (1/1) ... [2024-11-09 00:11:01,577 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:01" (1/1) ... [2024-11-09 00:11:01,577 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:01" (1/1) ... [2024-11-09 00:11:01,584 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:01" (1/1) ... [2024-11-09 00:11:01,591 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:01" (1/1) ... [2024-11-09 00:11:01,593 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:01" (1/1) ... [2024-11-09 00:11:01,594 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:01" (1/1) ... [2024-11-09 00:11:01,598 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:11:01,599 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:11:01,599 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:11:01,599 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:11:01,600 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:01" (1/1) ... [2024-11-09 00:11:01,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:11:01,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:11:01,632 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:11:01,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:11:01,676 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:11:01,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:11:01,676 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-09 00:11:01,677 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-09 00:11:01,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:11:01,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:11:01,677 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:11:01,678 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:11:01,795 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:11:01,797 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:11:02,400 INFO L? ?]: Removed 95 outVars from TransFormulas that were not future-live. [2024-11-09 00:11:02,401 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:11:02,691 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:11:02,693 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-09 00:11:02,694 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:11:02 BoogieIcfgContainer [2024-11-09 00:11:02,694 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:11:02,695 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:11:02,695 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:11:02,709 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:11:02,710 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:11:02" (1/1) ... [2024-11-09 00:11:02,725 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:11:02,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:02,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 84 states and 105 transitions. [2024-11-09 00:11:02,805 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 105 transitions. [2024-11-09 00:11:02,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:11:02,809 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:02,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:11:02,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:02,948 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 00:11:02,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:02,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 84 states and 103 transitions. [2024-11-09 00:11:02,978 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 103 transitions. [2024-11-09 00:11:02,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:11:02,979 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:02,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:11:03,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:03,157 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 00:11:03,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:03,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 90 states and 114 transitions. [2024-11-09 00:11:03,210 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 114 transitions. [2024-11-09 00:11:03,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:11:03,212 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:03,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:11:03,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:03,277 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 00:11:03,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:03,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 94 states and 120 transitions. [2024-11-09 00:11:03,312 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 120 transitions. [2024-11-09 00:11:03,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:11:03,313 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:03,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:11:03,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:03,446 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 00:11:03,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:03,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 96 states and 123 transitions. [2024-11-09 00:11:03,486 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 123 transitions. [2024-11-09 00:11:03,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:11:03,487 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:03,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:11:03,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:03,536 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 00:11:03,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:03,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 97 states and 124 transitions. [2024-11-09 00:11:03,552 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 124 transitions. [2024-11-09 00:11:03,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 00:11:03,553 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:03,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:11:03,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:03,619 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 00:11:03,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:03,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 98 states and 125 transitions. [2024-11-09 00:11:03,648 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 125 transitions. [2024-11-09 00:11:03,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 00:11:03,653 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:03,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:11:03,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:03,736 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 00:11:03,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:03,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 99 states and 126 transitions. [2024-11-09 00:11:03,755 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 126 transitions. [2024-11-09 00:11:03,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-09 00:11:03,756 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:03,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:11:03,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:03,828 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 00:11:03,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:03,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 100 states and 127 transitions. [2024-11-09 00:11:03,843 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 127 transitions. [2024-11-09 00:11:03,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-09 00:11:03,844 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:03,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:11:03,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:03,878 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 00:11:03,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:03,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 101 states and 128 transitions. [2024-11-09 00:11:03,891 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 128 transitions. [2024-11-09 00:11:03,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-09 00:11:03,892 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:03,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:11:03,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:03,969 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 00:11:04,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:04,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 104 states and 134 transitions. [2024-11-09 00:11:04,049 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 134 transitions. [2024-11-09 00:11:04,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-09 00:11:04,050 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:04,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:11:04,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:04,099 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:11:04,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:04,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 103 states and 133 transitions. [2024-11-09 00:11:04,169 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 133 transitions. [2024-11-09 00:11:04,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:11:04,170 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:04,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:11:04,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:04,270 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 00:11:04,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:04,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 105 states and 137 transitions. [2024-11-09 00:11:04,523 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 137 transitions. [2024-11-09 00:11:04,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 00:11:04,524 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:04,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:11:04,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:04,651 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 00:11:04,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:04,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 112 states and 149 transitions. [2024-11-09 00:11:04,920 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 149 transitions. [2024-11-09 00:11:04,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 00:11:04,921 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:04,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:11:04,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:04,964 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 00:11:05,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:05,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 114 states and 152 transitions. [2024-11-09 00:11:05,044 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 152 transitions. [2024-11-09 00:11:05,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 00:11:05,047 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:05,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:11:05,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:05,163 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 00:11:05,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:05,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 121 states and 163 transitions. [2024-11-09 00:11:05,649 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 163 transitions. [2024-11-09 00:11:05,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 00:11:05,650 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:05,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:11:05,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:05,715 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:11:05,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:05,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 120 states and 162 transitions. [2024-11-09 00:11:05,914 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 162 transitions. [2024-11-09 00:11:05,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 00:11:05,914 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:05,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:11:05,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:05,965 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 00:11:06,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:06,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 125 states and 169 transitions. [2024-11-09 00:11:06,082 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 169 transitions. [2024-11-09 00:11:06,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-09 00:11:06,083 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:06,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:11:06,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:06,114 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 00:11:06,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:06,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 127 states and 170 transitions. [2024-11-09 00:11:06,152 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 170 transitions. [2024-11-09 00:11:06,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 00:11:06,152 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:06,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:11:06,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:06,180 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:11:06,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:06,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 126 states and 169 transitions. [2024-11-09 00:11:06,198 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 169 transitions. [2024-11-09 00:11:06,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 00:11:06,199 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:06,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:11:06,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:06,247 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:11:06,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:06,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 126 states and 168 transitions. [2024-11-09 00:11:06,273 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 168 transitions. [2024-11-09 00:11:06,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-09 00:11:06,273 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:06,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:11:06,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:11:06,282 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:11:06,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:11:06,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:11:06,338 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:11:06,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:11:06,383 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 21 iterations. [2024-11-09 00:11:06,421 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:11:06 ImpRootNode [2024-11-09 00:11:06,421 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:11:06,422 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:11:06,422 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:11:06,422 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:11:06,423 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:11:02" (3/4) ... [2024-11-09 00:11:06,426 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:11:06,427 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:11:06,429 INFO L158 Benchmark]: Toolchain (without parser) took 5275.40ms. Allocated memory was 146.8MB in the beginning and 176.2MB in the end (delta: 29.4MB). Free memory was 112.9MB in the beginning and 101.3MB in the end (delta: 11.6MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. [2024-11-09 00:11:06,429 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 111.1MB. Free memory is still 84.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:11:06,432 INFO L158 Benchmark]: CACSL2BoogieTranslator took 362.10ms. Allocated memory is still 146.8MB. Free memory was 112.0MB in the beginning and 96.3MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 00:11:06,432 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.94ms. Allocated memory is still 146.8MB. Free memory was 96.3MB in the beginning and 94.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:11:06,433 INFO L158 Benchmark]: Boogie Preprocessor took 37.55ms. Allocated memory is still 146.8MB. Free memory was 94.2MB in the beginning and 92.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:11:06,433 INFO L158 Benchmark]: RCFGBuilder took 1095.75ms. Allocated memory is still 146.8MB. Free memory was 92.1MB in the beginning and 59.6MB in the end (delta: 32.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-11-09 00:11:06,435 INFO L158 Benchmark]: CodeCheck took 3726.24ms. Allocated memory was 146.8MB in the beginning and 176.2MB in the end (delta: 29.4MB). Free memory was 59.6MB in the beginning and 101.3MB in the end (delta: -41.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:11:06,435 INFO L158 Benchmark]: Witness Printer took 4.88ms. Allocated memory is still 176.2MB. Free memory is still 101.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:11:06,439 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, 84 locations, 22 error locations. Started 1 CEGAR loops. OverallTime: 3.6s, OverallIterations: 21, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1673 SdHoareTripleChecker+Valid, 4.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 892 mSDsluCounter, 1571 SdHoareTripleChecker+Invalid, 3.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 846 mSDsCounter, 566 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1976 IncrementalHoareTripleChecker+Invalid, 2542 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 566 mSolverCounterUnsat, 725 mSDtfsCounter, 1976 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2183 GetRequests, 2096 SyntacticMatches, 27 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1255 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 274 NumberOfCodeBlocks, 274 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 235 ConstructedInterpolants, 0 QuantifiedInterpolants, 593 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 20 InterpolantComputations, 20 PerfectInterpolantSequences, 18/18 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 - UnprovableResult [Line: 81]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseAnd at line 80. Possible FailurePath: [L230] unsigned int a ; [L231] unsigned int ma = __VERIFIER_nondet_uint(); [L232] signed char ea = __VERIFIER_nondet_char(); [L233] unsigned int b ; [L234] unsigned int mb = __VERIFIER_nondet_uint(); [L235] signed char eb = __VERIFIER_nondet_char(); [L236] unsigned int r_add ; [L237] unsigned int zero ; [L238] int sa ; [L239] int sb ; [L240] int tmp ; [L241] int tmp___0 ; [L242] int tmp___1 ; [L243] int tmp___2 ; [L244] int tmp___3 ; [L245] int tmp___4 ; [L246] int tmp___5 ; [L247] int tmp___6 ; [L248] int tmp___7 ; [L249] int tmp___8 ; [L250] int tmp___9 ; [L251] int __retres23 ; VAL [ea=0, eb=0] [L255] CALL, EXPR base2flt(0, 0) VAL [\old(e)=0, \old(m)=0] [L29] unsigned int res ; [L30] unsigned int __retres4 ; VAL [\old(e)=0, \old(m)=0, e=0, m=0] [L33] COND TRUE ! m [L34] __retres4 = 0U VAL [\old(e)=0, \old(m)=0, __retres4=0, e=0] [L84] return (__retres4); [L255] RET, EXPR base2flt(0, 0) VAL [ea=0, eb=0] [L255] zero = base2flt(0, 0) [L256] CALL base2flt(ma, ea) VAL [\old(e)=0, \old(m)=16777216] [L29] unsigned int res ; [L30] unsigned int __retres4 ; VAL [\old(e)=0, \old(m)=16777216, e=0, m=16777216] [L33] COND FALSE !(! m) VAL [\old(e)=0, \old(m)=16777216, e=0, m=16777216] [L39] COND FALSE !(m < 1U << 24U) VAL [\old(e)=0, \old(m)=16777216, e=0, m=16777216] [L61] COND TRUE 1 VAL [\old(e)=0, \old(m)=16777216, e=0, m=16777216] [L63] COND FALSE !(m >= 1U << 25U) VAL [\old(e)=0, \old(m)=16777216, e=0, m=16777216] [L80] EXPR m & ~ (1U << 24U) [L80] m = m & ~ (1U << 24U) [L81] EXPR e + 128 VAL [\old(e)=0, \old(m)=16777216, e=0, m=-4294967296] [L81] (e + 128) << 24U VAL [\old(e)=0, \old(m)=16777216, m=-4294967296] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 111.1MB. Free memory is still 84.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 362.10ms. Allocated memory is still 146.8MB. Free memory was 112.0MB in the beginning and 96.3MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.94ms. Allocated memory is still 146.8MB. Free memory was 96.3MB in the beginning and 94.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.55ms. Allocated memory is still 146.8MB. Free memory was 94.2MB in the beginning and 92.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1095.75ms. Allocated memory is still 146.8MB. Free memory was 92.1MB in the beginning and 59.6MB in the end (delta: 32.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * CodeCheck took 3726.24ms. Allocated memory was 146.8MB in the beginning and 176.2MB in the end (delta: 29.4MB). Free memory was 59.6MB in the beginning and 101.3MB in the end (delta: -41.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.88ms. Allocated memory is still 176.2MB. Free memory is still 101.3MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:11:06,477 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/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_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/soft_float_1-2.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/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 2cc7c06873dba45d738e292126bc5c4eeb8fbe341f5dfa6f9006be5a39c2b683 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:11:08,854 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:11:08,954 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-09 00:11:08,998 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:11:08,999 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:11:09,000 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:11:09,001 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:11:09,001 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:11:09,002 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:11:09,003 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:11:09,004 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:11:09,004 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:11:09,005 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:11:09,005 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:11:09,007 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:11:09,008 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:11:09,008 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:11:09,009 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:11:09,009 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:11:09,009 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:11:09,009 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:11:09,010 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:11:09,014 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:11:09,014 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:11:09,015 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:11:09,015 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:11:09,015 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:11:09,015 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:11:09,016 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:09,016 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:11:09,016 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:11:09,017 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:11:09,017 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:11:09,017 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:11:09,017 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:11:09,018 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:11:09,018 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:09,018 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:11:09,018 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_f2868121-9c28-4bd0-b306-25e185ff77f4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2cc7c06873dba45d738e292126bc5c4eeb8fbe341f5dfa6f9006be5a39c2b683 [2024-11-09 00:11:09,449 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:11:09,483 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:11:09,486 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:11:09,488 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:11:09,489 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:11:09,490 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/bitvector/soft_float_1-2.c.cil.c Unable to find full path for "g++" [2024-11-09 00:11:11,717 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:11:11,930 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:11:11,931 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/sv-benchmarks/c/bitvector/soft_float_1-2.c.cil.c [2024-11-09 00:11:11,943 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/data/c07a1c1ad/cc2b2504e2894a63967d6955ddd442a7/FLAG586b6bf61 [2024-11-09 00:11:11,963 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/data/c07a1c1ad/cc2b2504e2894a63967d6955ddd442a7 [2024-11-09 00:11:11,966 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:11:11,968 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:11:11,969 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:11:11,970 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:11:11,975 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:11:11,976 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:11:11" (1/1) ... [2024-11-09 00:11:11,977 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6058c499 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:11, skipping insertion in model container [2024-11-09 00:11:11,978 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:11:11" (1/1) ... [2024-11-09 00:11:12,009 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:11:12,332 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:11:12,346 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:11:12,408 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:11:12,426 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:11:12,427 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:12 WrapperNode [2024-11-09 00:11:12,427 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:11:12,428 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:11:12,428 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:11:12,429 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:11:12,436 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:12" (1/1) ... [2024-11-09 00:11:12,449 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:12" (1/1) ... [2024-11-09 00:11:12,481 INFO L138 Inliner]: procedures = 18, calls = 20, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 171 [2024-11-09 00:11:12,481 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:11:12,482 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:11:12,482 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:11:12,482 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:11:12,493 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:12" (1/1) ... [2024-11-09 00:11:12,496 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:12" (1/1) ... [2024-11-09 00:11:12,505 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:12" (1/1) ... [2024-11-09 00:11:12,505 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:12" (1/1) ... [2024-11-09 00:11:12,520 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:12" (1/1) ... [2024-11-09 00:11:12,533 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:12" (1/1) ... [2024-11-09 00:11:12,535 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:12" (1/1) ... [2024-11-09 00:11:12,540 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:12" (1/1) ... [2024-11-09 00:11:12,547 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:11:12,548 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:11:12,549 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:11:12,549 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:11:12,550 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:12" (1/1) ... [2024-11-09 00:11:12,566 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:11:12,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:11:12,600 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:11:12,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:11:12,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:11:12,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:11:12,659 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-09 00:11:12,660 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-09 00:11:12,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:11:12,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:11:12,660 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:11:12,661 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:11:12,779 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:11:12,786 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:11:13,395 INFO L? ?]: Removed 72 outVars from TransFormulas that were not future-live. [2024-11-09 00:11:13,395 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:11:13,606 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:11:13,606 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-09 00:11:13,607 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:11:13 BoogieIcfgContainer [2024-11-09 00:11:13,607 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:11:13,608 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:11:13,610 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:11:13,623 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:11:13,624 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:11:13" (1/1) ... [2024-11-09 00:11:13,634 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:11:13,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:13,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 84 states and 105 transitions. [2024-11-09 00:11:13,708 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 105 transitions. [2024-11-09 00:11:13,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:11:13,714 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:13,715 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:13,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:11:13,719 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:11:13,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:11:13,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:13,851 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:11:13,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:13,877 INFO L255 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 00:11:13,881 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:11:13,907 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 00:11:13,911 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:11:13,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:13,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 83 states and 102 transitions. [2024-11-09 00:11:13,944 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 102 transitions. [2024-11-09 00:11:13,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:11:13,945 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:13,945 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:13,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:11:13,949 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:11:13,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:11:14,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:14,028 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:11:14,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:14,046 INFO L255 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 00:11:14,047 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:11:14,102 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 00:11:14,105 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-09 00:11:14,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:14,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 85 states and 105 transitions. [2024-11-09 00:11:14,172 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 105 transitions. [2024-11-09 00:11:14,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-09 00:11:14,175 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:14,175 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:14,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:11:14,178 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:11:14,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 00:11:14,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:14,285 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:11:14,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:14,330 INFO L255 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 00:11:14,332 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:11:14,353 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:11:14,356 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-09 00:11:14,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:14,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 84 states and 104 transitions. [2024-11-09 00:11:14,405 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 104 transitions. [2024-11-09 00:11:14,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 00:11:14,406 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:14,406 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:14,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:11:14,409 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:11:14,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-09 00:11:14,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:14,488 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:11:14,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:14,514 INFO L255 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 00:11:14,516 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:11:14,524 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:11:14,529 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-09 00:11:14,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:14,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 83 states and 103 transitions. [2024-11-09 00:11:14,548 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 103 transitions. [2024-11-09 00:11:14,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 00:11:14,549 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:14,549 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:14,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:11:14,553 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:11:14,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-09 00:11:14,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:14,635 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:11:14,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:14,659 INFO L255 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 00:11:14,661 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:11:14,668 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:11:14,674 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-09 00:11:14,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:14,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 82 states and 102 transitions. [2024-11-09 00:11:14,694 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 102 transitions. [2024-11-09 00:11:14,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 00:11:14,695 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:14,695 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:14,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:11:14,700 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:11:14,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-09 00:11:14,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:14,782 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:11:14,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:14,803 INFO L255 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 00:11:14,804 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:11:14,838 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:11:14,842 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-09 00:11:14,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:14,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 81 states and 101 transitions. [2024-11-09 00:11:14,903 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 101 transitions. [2024-11-09 00:11:14,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 00:11:14,904 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:14,904 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:14,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:11:14,907 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:11:14,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-09 00:11:14,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:14,985 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:11:15,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:15,004 INFO L255 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 00:11:15,005 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:11:15,164 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 00:11:15,166 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-09 00:11:15,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:15,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 86 states and 109 transitions. [2024-11-09 00:11:15,740 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 109 transitions. [2024-11-09 00:11:15,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-09 00:11:15,742 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:15,742 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:15,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:11:15,745 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:11:15,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-09 00:11:15,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:15,827 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:11:15,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:15,841 INFO L255 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 00:11:15,843 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:11:15,987 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 00:11:15,993 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-09 00:11:16,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:16,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 87 states and 110 transitions. [2024-11-09 00:11:16,026 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 110 transitions. [2024-11-09 00:11:16,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 00:11:16,027 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:16,027 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:16,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:11:16,033 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:11:16,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-09 00:11:16,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:16,102 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:11:16,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:16,123 INFO L255 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 00:11:16,124 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:11:16,177 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:11:16,182 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-09 00:11:16,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:16,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 86 states and 109 transitions. [2024-11-09 00:11:16,242 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 109 transitions. [2024-11-09 00:11:16,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-09 00:11:16,244 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:16,245 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:16,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:11:16,248 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:11:16,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-09 00:11:16,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:11:16,335 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:11:16,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:11:16,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:11:16,425 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:11:16,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:11:16,459 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-09 00:11:16,459 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 10 iterations. [2024-11-09 00:11:16,496 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:11:16 ImpRootNode [2024-11-09 00:11:16,496 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:11:16,497 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:11:16,497 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:11:16,497 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:11:16,498 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:11:13" (3/4) ... [2024-11-09 00:11:16,499 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-09 00:11:16,555 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-09 00:11:16,555 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:11:16,556 INFO L158 Benchmark]: Toolchain (without parser) took 4588.75ms. Allocated memory was 96.5MB in the beginning and 144.7MB in the end (delta: 48.2MB). Free memory was 57.9MB in the beginning and 91.7MB in the end (delta: -33.8MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. [2024-11-09 00:11:16,557 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 96.5MB. Free memory is still 71.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:11:16,557 INFO L158 Benchmark]: CACSL2BoogieTranslator took 458.16ms. Allocated memory is still 96.5MB. Free memory was 57.6MB in the beginning and 69.7MB in the end (delta: -12.1MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2024-11-09 00:11:16,557 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.39ms. Allocated memory is still 96.5MB. Free memory was 69.7MB in the beginning and 67.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:11:16,558 INFO L158 Benchmark]: Boogie Preprocessor took 65.52ms. Allocated memory is still 96.5MB. Free memory was 67.6MB in the beginning and 65.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:11:16,558 INFO L158 Benchmark]: RCFGBuilder took 1058.88ms. Allocated memory is still 96.5MB. Free memory was 65.9MB in the beginning and 58.0MB in the end (delta: 7.9MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. [2024-11-09 00:11:16,559 INFO L158 Benchmark]: CodeCheck took 2888.44ms. Allocated memory was 96.5MB in the beginning and 144.7MB in the end (delta: 48.2MB). Free memory was 58.0MB in the beginning and 93.9MB in the end (delta: -35.9MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2024-11-09 00:11:16,562 INFO L158 Benchmark]: Witness Printer took 58.67ms. Allocated memory is still 144.7MB. Free memory was 93.9MB in the beginning and 91.7MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:11:16,564 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, 84 locations, 22 error locations. Started 1 CEGAR loops. OverallTime: 2.8s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 519 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 49 mSDsluCounter, 307 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 30 mSDsCounter, 102 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 239 IncrementalHoareTripleChecker+Invalid, 341 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 102 mSolverCounterUnsat, 277 mSDtfsCounter, 239 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1002 GetRequests, 978 SyntacticMatches, 2 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 146 NumberOfCodeBlocks, 146 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 118 ConstructedInterpolants, 17 QuantifiedInterpolants, 203 SizeOfPredicates, 3 NumberOfNonLiveVariables, 297 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 14/14 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 - CounterExampleResult [Line: 81]: integer overflow possible integer overflow possible We found a FailurePath: [L230] unsigned int a ; [L231] unsigned int ma = __VERIFIER_nondet_uint(); [L232] signed char ea = __VERIFIER_nondet_char(); [L233] unsigned int b ; [L234] unsigned int mb = __VERIFIER_nondet_uint(); [L235] signed char eb = __VERIFIER_nondet_char(); [L236] unsigned int r_add ; [L237] unsigned int zero ; [L238] int sa ; [L239] int sb ; [L240] int tmp ; [L241] int tmp___0 ; [L242] int tmp___1 ; [L243] int tmp___2 ; [L244] int tmp___3 ; [L245] int tmp___4 ; [L246] int tmp___5 ; [L247] int tmp___6 ; [L248] int tmp___7 ; [L249] int tmp___8 ; [L250] int tmp___9 ; [L251] int __retres23 ; [L255] CALL, EXPR base2flt(0, 0) VAL [\old(e)=0, \old(m)=0] [L29] unsigned int res ; [L30] unsigned int __retres4 ; VAL [\old(e)=0, \old(m)=0, e=0, m=0] [L33] COND TRUE ! m [L34] __retres4 = 0U VAL [\old(e)=0, \old(m)=0, __retres4=0, e=0] [L84] return (__retres4); [L255] RET, EXPR base2flt(0, 0) [L255] zero = base2flt(0, 0) [L256] CALL base2flt(ma, ea) VAL [\old(e)=0, \old(m)=16777216] [L29] unsigned int res ; [L30] unsigned int __retres4 ; VAL [\old(e)=0, \old(m)=16777216, e=0, m=16777216] [L33] COND FALSE !(! m) VAL [\old(e)=0, \old(m)=16777216, e=0, m=16777216] [L39] COND FALSE !(m < 1U << 24U) VAL [\old(e)=0, \old(m)=16777216, e=0, m=16777216] [L61] COND TRUE 1 VAL [\old(e)=0, \old(m)=16777216, e=0, m=16777216] [L63] COND FALSE !(m >= 1U << 25U) VAL [\old(e)=0, \old(m)=16777216, e=0, m=16777216] [L80] m = m & ~ (1U << 24U) VAL [\old(e)=0, \old(m)=16777216, e=0, m=0] [L81] EXPR e + 128 VAL [\old(e)=0, \old(m)=16777216, e=0, m=0] [L81] (e + 128) << 24U VAL [\old(e)=0, \old(m)=16777216, m=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 96.5MB. Free memory is still 71.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 458.16ms. Allocated memory is still 96.5MB. Free memory was 57.6MB in the beginning and 69.7MB in the end (delta: -12.1MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.39ms. Allocated memory is still 96.5MB. Free memory was 69.7MB in the beginning and 67.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.52ms. Allocated memory is still 96.5MB. Free memory was 67.6MB in the beginning and 65.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1058.88ms. Allocated memory is still 96.5MB. Free memory was 65.9MB in the beginning and 58.0MB in the end (delta: 7.9MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. * CodeCheck took 2888.44ms. Allocated memory was 96.5MB in the beginning and 144.7MB in the end (delta: 48.2MB). Free memory was 58.0MB in the beginning and 93.9MB in the end (delta: -35.9MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. * Witness Printer took 58.67ms. Allocated memory is still 144.7MB. Free memory was 93.9MB in the beginning and 91.7MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-09 00:11:16,601 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2868121-9c28-4bd0-b306-25e185ff77f4/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)