./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/bitvector/interleave_bits.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/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_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/interleave_bits.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 41cbcdfa6f09b615c08bb2dbf908be5e0a68dc8c6a10c0ba76a3c4e4c07e69fb --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:45:53,412 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:45:53,510 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:45:53,518 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:45:53,518 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:45:53,571 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:45:53,574 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:45:53,575 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:45:53,576 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:45:53,578 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:45:53,578 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:45:53,580 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:45:53,580 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:45:53,580 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:45:53,581 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:45:53,585 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:45:53,585 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:45:53,585 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:45:53,586 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:45:53,586 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:45:53,586 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:45:53,587 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:45:53,587 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:45:53,588 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:45:53,591 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:45:53,591 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:45:53,592 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:45:53,592 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:45:53,593 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:45:53,593 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:45:53,593 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:45:53,594 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:45:53,595 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:45:53,595 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_8df0469c-b0e5-4662-9fc2-84d10e857178/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 41cbcdfa6f09b615c08bb2dbf908be5e0a68dc8c6a10c0ba76a3c4e4c07e69fb [2024-11-08 22:45:53,905 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:45:53,929 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:45:53,934 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:45:53,935 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:45:53,936 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:45:53,937 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/bitvector/interleave_bits.i Unable to find full path for "g++" [2024-11-08 22:45:56,087 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:45:56,277 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:45:56,278 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/sv-benchmarks/c/bitvector/interleave_bits.i [2024-11-08 22:45:56,287 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/data/3eb352487/0b2ad43e19cc4196859ebb60966c1736/FLAG14f8b630d [2024-11-08 22:45:56,324 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/data/3eb352487/0b2ad43e19cc4196859ebb60966c1736 [2024-11-08 22:45:56,327 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:45:56,329 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:45:56,331 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:45:56,332 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:45:56,338 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:45:56,339 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:45:56" (1/1) ... [2024-11-08 22:45:56,340 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6121551 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:45:56, skipping insertion in model container [2024-11-08 22:45:56,341 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:45:56" (1/1) ... [2024-11-08 22:45:56,377 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:45:56,557 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/sv-benchmarks/c/bitvector/interleave_bits.i[1175,1188] [2024-11-08 22:45:56,589 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:45:56,605 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:45:56,618 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/sv-benchmarks/c/bitvector/interleave_bits.i[1175,1188] [2024-11-08 22:45:56,634 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:45:56,654 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:45:56,654 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:45:56 WrapperNode [2024-11-08 22:45:56,655 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:45:56,656 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:45:56,656 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:45:56,656 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:45:56,664 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:45:56" (1/1) ... [2024-11-08 22:45:56,673 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:45:56" (1/1) ... [2024-11-08 22:45:56,710 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 234 [2024-11-08 22:45:56,711 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:45:56,711 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:45:56,712 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:45:56,712 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:45:56,722 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:45:56" (1/1) ... [2024-11-08 22:45:56,722 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:45:56" (1/1) ... [2024-11-08 22:45:56,725 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:45:56" (1/1) ... [2024-11-08 22:45:56,725 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:45:56" (1/1) ... [2024-11-08 22:45:56,732 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:45:56" (1/1) ... [2024-11-08 22:45:56,737 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:45:56" (1/1) ... [2024-11-08 22:45:56,739 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:45:56" (1/1) ... [2024-11-08 22:45:56,741 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:45:56" (1/1) ... [2024-11-08 22:45:56,745 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:45:56,746 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:45:56,746 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:45:56,747 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:45:56,748 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:45:56" (1/1) ... [2024-11-08 22:45:56,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:45:56,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:45:56,790 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:45:56,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:45:56,842 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:45:56,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:45:56,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:45:56,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:45:56,984 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:45:56,987 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:46:02,510 INFO L? ?]: Removed 87 outVars from TransFormulas that were not future-live. [2024-11-08 22:46:02,511 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:46:03,227 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:46:03,227 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:46:03,227 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:46:03 BoogieIcfgContainer [2024-11-08 22:46:03,228 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:46:03,229 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:46:03,229 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:46:03,240 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:46:03,240 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:46:03" (1/1) ... [2024-11-08 22:46:03,251 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:46:03,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:46:03,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-11-08 22:46:03,318 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-11-08 22:46:03,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 22:46:03,321 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:46:03,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:46:03,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:03,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:46:03,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:46:03,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 10 states and 11 transitions. [2024-11-08 22:46:03,855 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 11 transitions. [2024-11-08 22:46:03,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 22:46:03,856 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:46:03,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:46:03,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:03,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:46:04,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:46:04,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 10 transitions. [2024-11-08 22:46:04,047 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2024-11-08 22:46:04,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:46:04,048 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:46:04,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:46:04,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:04,439 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:46:04,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:46:04,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 22:46:04,620 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 22:46:04,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 22:46:04,620 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:46:04,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:46:04,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:04,955 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:46:05,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:46:05,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 14 transitions. [2024-11-08 22:46:05,212 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2024-11-08 22:46:05,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 22:46:05,213 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:46:05,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:46:05,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:05,624 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:46:05,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:46:05,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 16 transitions. [2024-11-08 22:46:05,856 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 16 transitions. [2024-11-08 22:46:05,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 22:46:05,856 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:46:05,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:46:05,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:06,296 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:46:06,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:46:06,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 18 transitions. [2024-11-08 22:46:06,592 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 18 transitions. [2024-11-08 22:46:06,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 22:46:06,592 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:46:06,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:46:06,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:07,120 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:46:07,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:46:07,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 20 transitions. [2024-11-08 22:46:07,433 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 20 transitions. [2024-11-08 22:46:07,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 22:46:07,434 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:46:07,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:46:07,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:08,147 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:46:08,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:46:08,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 22 transitions. [2024-11-08 22:46:08,493 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 22 transitions. [2024-11-08 22:46:08,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 22:46:08,494 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:46:08,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:46:08,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:09,234 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:46:09,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:46:09,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 24 transitions. [2024-11-08 22:46:09,629 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 24 transitions. [2024-11-08 22:46:09,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 22:46:09,630 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:46:09,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:46:09,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:10,504 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:46:10,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:46:10,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 26 transitions. [2024-11-08 22:46:10,953 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 26 transitions. [2024-11-08 22:46:10,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 22:46:10,953 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:46:10,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:46:11,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:11,982 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:46:12,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:46:12,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 28 transitions. [2024-11-08 22:46:12,464 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 28 transitions. [2024-11-08 22:46:12,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 22:46:12,465 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:46:12,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:46:12,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:13,540 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:46:14,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:46:14,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 30 transitions. [2024-11-08 22:46:14,031 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 30 transitions. [2024-11-08 22:46:14,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 22:46:14,032 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:46:14,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:46:14,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:15,311 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:46:15,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:46:15,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 32 transitions. [2024-11-08 22:46:15,851 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 32 transitions. [2024-11-08 22:46:15,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-08 22:46:15,852 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:46:15,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:46:15,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:17,195 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:46:17,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:46:17,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 34 transitions. [2024-11-08 22:46:17,754 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 34 transitions. [2024-11-08 22:46:17,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 22:46:17,755 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:46:17,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:46:17,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:19,267 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 169 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:46:19,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:46:19,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 36 transitions. [2024-11-08 22:46:19,918 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 36 transitions. [2024-11-08 22:46:19,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-08 22:46:19,919 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:46:19,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:46:20,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:21,359 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:46:21,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:46:21,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 38 transitions. [2024-11-08 22:46:21,926 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 38 transitions. [2024-11-08 22:46:21,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-08 22:46:21,926 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:46:21,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:46:22,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:23,527 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:46:24,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:46:24,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 40 transitions. [2024-11-08 22:46:24,199 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 40 transitions. [2024-11-08 22:46:24,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-08 22:46:24,200 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:46:24,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:46:28,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:46:28,594 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:46:32,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:46:42,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:46:42,931 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 22:46:42,936 INFO L158 Benchmark]: Toolchain (without parser) took 46605.59ms. Allocated memory was 153.1MB in the beginning and 738.2MB in the end (delta: 585.1MB). Free memory was 124.3MB in the beginning and 456.2MB in the end (delta: -331.8MB). Peak memory consumption was 252.8MB. Max. memory is 16.1GB. [2024-11-08 22:46:42,937 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 121.6MB. Free memory is still 94.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:46:42,937 INFO L158 Benchmark]: CACSL2BoogieTranslator took 323.96ms. Allocated memory is still 153.1MB. Free memory was 124.1MB in the beginning and 112.8MB in the end (delta: 11.3MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. [2024-11-08 22:46:42,938 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.88ms. Allocated memory is still 153.1MB. Free memory was 112.2MB in the beginning and 110.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:46:42,939 INFO L158 Benchmark]: Boogie Preprocessor took 33.96ms. Allocated memory is still 153.1MB. Free memory was 110.1MB in the beginning and 108.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:46:42,940 INFO L158 Benchmark]: RCFGBuilder took 6481.36ms. Allocated memory was 153.1MB in the beginning and 184.5MB in the end (delta: 31.5MB). Free memory was 108.0MB in the beginning and 111.5MB in the end (delta: -3.6MB). Peak memory consumption was 53.1MB. Max. memory is 16.1GB. [2024-11-08 22:46:42,941 INFO L158 Benchmark]: CodeCheck took 39705.18ms. Allocated memory was 184.5MB in the beginning and 738.2MB in the end (delta: 553.6MB). Free memory was 111.5MB in the beginning and 456.2MB in the end (delta: -344.6MB). Peak memory consumption was 210.1MB. Max. memory is 16.1GB. [2024-11-08 22:46:42,945 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 121.6MB. Free memory is still 94.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 323.96ms. Allocated memory is still 153.1MB. Free memory was 124.1MB in the beginning and 112.8MB in the end (delta: 11.3MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.88ms. Allocated memory is still 153.1MB. Free memory was 112.2MB in the beginning and 110.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.96ms. Allocated memory is still 153.1MB. Free memory was 110.1MB in the beginning and 108.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 6481.36ms. Allocated memory was 153.1MB in the beginning and 184.5MB in the end (delta: 31.5MB). Free memory was 108.0MB in the beginning and 111.5MB in the end (delta: -3.6MB). Peak memory consumption was 53.1MB. Max. memory is 16.1GB. * CodeCheck took 39705.18ms. Allocated memory was 184.5MB in the beginning and 738.2MB in the end (delta: 553.6MB). Free memory was 111.5MB in the beginning and 456.2MB in the end (delta: -344.6MB). Peak memory consumption was 210.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:46:42,982 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/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_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/interleave_bits.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 41cbcdfa6f09b615c08bb2dbf908be5e0a68dc8c6a10c0ba76a3c4e4c07e69fb --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:46:45,556 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:46:45,665 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 22:46:45,713 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:46:45,714 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:46:45,715 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:46:45,716 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:46:45,717 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:46:45,718 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:46:45,719 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:46:45,721 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:46:45,721 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:46:45,722 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:46:45,722 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:46:45,726 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:46:45,727 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:46:45,727 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:46:45,728 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:46:45,728 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:46:45,728 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:46:45,728 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:46:45,729 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:46:45,729 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:46:45,730 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:46:45,730 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:46:45,730 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:46:45,731 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:46:45,731 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:46:45,731 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:46:45,731 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:46:45,732 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:46:45,732 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:46:45,732 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:46:45,735 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:46:45,735 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:46:45,736 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:46:45,736 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_8df0469c-b0e5-4662-9fc2-84d10e857178/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 41cbcdfa6f09b615c08bb2dbf908be5e0a68dc8c6a10c0ba76a3c4e4c07e69fb [2024-11-08 22:46:46,231 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:46:46,261 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:46:46,265 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:46:46,266 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:46:46,267 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:46:46,269 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/bitvector/interleave_bits.i Unable to find full path for "g++" [2024-11-08 22:46:48,533 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:46:48,810 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:46:48,811 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/sv-benchmarks/c/bitvector/interleave_bits.i [2024-11-08 22:46:48,821 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/data/3115fc1a7/76c027a460904b93829bfd4691e65a44/FLAGa3a31ddfa [2024-11-08 22:46:49,122 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/data/3115fc1a7/76c027a460904b93829bfd4691e65a44 [2024-11-08 22:46:49,125 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:46:49,126 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:46:49,128 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:46:49,128 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:46:49,134 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:46:49,135 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:46:49" (1/1) ... [2024-11-08 22:46:49,136 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68bffe6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:49, skipping insertion in model container [2024-11-08 22:46:49,136 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:46:49" (1/1) ... [2024-11-08 22:46:49,162 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:46:49,387 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/sv-benchmarks/c/bitvector/interleave_bits.i[1175,1188] [2024-11-08 22:46:49,414 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:46:49,442 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:46:49,461 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/sv-benchmarks/c/bitvector/interleave_bits.i[1175,1188] [2024-11-08 22:46:49,473 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:46:49,495 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:46:49,495 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:49 WrapperNode [2024-11-08 22:46:49,496 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:46:49,497 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:46:49,497 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:46:49,497 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:46:49,505 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:49" (1/1) ... [2024-11-08 22:46:49,515 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:49" (1/1) ... [2024-11-08 22:46:49,534 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 42 [2024-11-08 22:46:49,539 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:46:49,540 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:46:49,540 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:46:49,540 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:46:49,551 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:49" (1/1) ... [2024-11-08 22:46:49,551 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:49" (1/1) ... [2024-11-08 22:46:49,554 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:49" (1/1) ... [2024-11-08 22:46:49,554 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:49" (1/1) ... [2024-11-08 22:46:49,564 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:49" (1/1) ... [2024-11-08 22:46:49,571 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:49" (1/1) ... [2024-11-08 22:46:49,576 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:49" (1/1) ... [2024-11-08 22:46:49,577 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:49" (1/1) ... [2024-11-08 22:46:49,579 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:46:49,584 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:46:49,584 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:46:49,584 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:46:49,585 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:49" (1/1) ... [2024-11-08 22:46:49,593 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:46:49,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:46:49,627 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:46:49,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:46:49,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:46:49,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:46:49,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:46:49,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:46:49,776 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:46:49,778 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:46:50,013 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-08 22:46:50,013 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:46:50,054 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:46:50,054 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:46:50,055 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:46:50 BoogieIcfgContainer [2024-11-08 22:46:50,055 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:46:50,056 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:46:50,060 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:46:50,073 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:46:50,073 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:46:50" (1/1) ... [2024-11-08 22:46:50,085 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:46:50,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:46:50,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-11-08 22:46:50,151 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-11-08 22:46:50,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 22:46:50,153 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:46:50,154 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:46:50,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:46:50,158 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:46:50,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:46:50,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:50,285 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:46:50,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:50,322 INFO L255 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 22:46:50,328 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:46:50,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:46:50,389 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 22:46:50,393 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-08 22:46:50,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:46:50,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 10 states and 11 transitions. [2024-11-08 22:46:50,444 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 11 transitions. [2024-11-08 22:46:50,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 22:46:50,445 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:46:50,445 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:46:50,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:46:50,447 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:46:50,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 22:46:50,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:50,513 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:46:50,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:50,529 INFO L255 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 22:46:50,530 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:46:50,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:46:50,545 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 22:46:50,548 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-08 22:46:50,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:46:50,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 10 transitions. [2024-11-08 22:46:50,585 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2024-11-08 22:46:50,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:46:50,585 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:46:50,586 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:46:50,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:46:50,589 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:46:50,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 22:46:50,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:50,692 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:46:50,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:50,729 INFO L255 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 22:46:50,730 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:46:50,788 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:46:50,798 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-08 22:46:50,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:46:50,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 22:46:50,952 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 22:46:50,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 22:46:50,953 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:46:50,953 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:46:50,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:46:50,957 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:46:50,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 22:46:51,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:51,057 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:46:51,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:51,078 INFO L255 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 22:46:51,080 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:46:51,122 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:46:51,123 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 22:46:51,125 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-08 22:46:51,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:46:51,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 14 transitions. [2024-11-08 22:46:51,303 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2024-11-08 22:46:51,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 22:46:51,304 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:46:51,304 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:46:51,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:46:51,307 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:46:51,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-08 22:46:51,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:51,401 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:46:51,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:51,424 INFO L255 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-08 22:46:51,426 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:46:51,476 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:46:51,478 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 22:46:51,479 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-08 22:46:51,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:46:51,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 16 transitions. [2024-11-08 22:46:51,662 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 16 transitions. [2024-11-08 22:46:51,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 22:46:51,663 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:46:51,663 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:46:51,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:46:51,666 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:46:51,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-08 22:46:51,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:51,790 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:46:51,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:51,822 INFO L255 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 22:46:51,824 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:46:51,918 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:46:51,925 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-08 22:46:52,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:46:52,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 18 transitions. [2024-11-08 22:46:52,178 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 18 transitions. [2024-11-08 22:46:52,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 22:46:52,179 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:46:52,179 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:46:52,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:46:52,184 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:46:52,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-08 22:46:52,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:52,300 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:46:52,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:52,331 INFO L255 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 22:46:52,333 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:46:52,412 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:46:52,416 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-08 22:46:52,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:46:52,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 20 transitions. [2024-11-08 22:46:52,723 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 20 transitions. [2024-11-08 22:46:52,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 22:46:52,723 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:46:52,724 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:46:52,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:46:52,727 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:46:52,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-08 22:46:52,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:52,851 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:46:52,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:52,890 INFO L255 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 22:46:52,893 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:46:52,991 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:46:52,994 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-08 22:46:53,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:46:53,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 22 transitions. [2024-11-08 22:46:53,336 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 22 transitions. [2024-11-08 22:46:53,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 22:46:53,336 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:46:53,337 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:46:53,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:46:53,339 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:46:53,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-08 22:46:53,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:53,489 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:46:53,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:53,520 INFO L255 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 22:46:53,522 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:46:53,620 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:46:53,625 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-08 22:46:54,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:46:54,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 24 transitions. [2024-11-08 22:46:54,018 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 24 transitions. [2024-11-08 22:46:54,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 22:46:54,018 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:46:54,019 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:46:54,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:46:54,022 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:46:54,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-08 22:46:54,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:54,158 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:46:54,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:54,193 INFO L255 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 22:46:54,195 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:46:54,323 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:46:54,326 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-08 22:46:54,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:46:54,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 26 transitions. [2024-11-08 22:46:54,762 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 26 transitions. [2024-11-08 22:46:54,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 22:46:54,762 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:46:54,762 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:46:54,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:46:54,765 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:46:54,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-08 22:46:54,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:54,903 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:46:54,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:54,945 INFO L255 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 22:46:54,947 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:46:55,074 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:46:55,077 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-08 22:46:55,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:46:55,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 28 transitions. [2024-11-08 22:46:55,591 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 28 transitions. [2024-11-08 22:46:55,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 22:46:55,592 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:46:55,592 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:46:55,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:46:55,596 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:46:55,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-08 22:46:55,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:55,753 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:46:55,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:55,799 INFO L255 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 22:46:55,801 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:46:55,960 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:46:55,963 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-08 22:46:56,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:46:56,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 30 transitions. [2024-11-08 22:46:56,496 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 30 transitions. [2024-11-08 22:46:56,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 22:46:56,497 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:46:56,497 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:46:56,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:46:56,503 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:46:56,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-08 22:46:56,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:56,682 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:46:56,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:56,730 INFO L255 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-08 22:46:56,732 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:46:56,903 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:46:56,907 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-08 22:46:57,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:46:57,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 32 transitions. [2024-11-08 22:46:57,424 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 32 transitions. [2024-11-08 22:46:57,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-08 22:46:57,424 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:46:57,425 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:46:57,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:46:57,428 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:46:57,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-08 22:46:57,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:57,600 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:46:57,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:57,643 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-08 22:46:57,645 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:46:57,799 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:46:57,804 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-08 22:46:58,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:46:58,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 34 transitions. [2024-11-08 22:46:58,427 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 34 transitions. [2024-11-08 22:46:58,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 22:46:58,428 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:46:58,428 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:46:58,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:46:58,433 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:46:58,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-08 22:46:58,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:58,687 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:46:58,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:58,737 INFO L255 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-08 22:46:58,739 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:46:58,921 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 169 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:46:58,924 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-08 22:46:59,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:46:59,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 36 transitions. [2024-11-08 22:46:59,616 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 36 transitions. [2024-11-08 22:46:59,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-08 22:46:59,616 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:46:59,617 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:46:59,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:46:59,620 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:46:59,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-08 22:46:59,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:59,871 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:46:59,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:59,929 INFO L255 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-08 22:46:59,933 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:47:00,152 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:47:00,157 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-08 22:47:00,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:47:00,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 38 transitions. [2024-11-08 22:47:00,978 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 38 transitions. [2024-11-08 22:47:00,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-08 22:47:00,978 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:47:00,978 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:47:00,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:47:00,981 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:47:00,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-08 22:47:01,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:01,230 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:47:01,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:01,283 INFO L255 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-08 22:47:01,284 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:47:01,486 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:47:01,488 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 22:47:01,491 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-11-08 22:47:01,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:47:01,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 40 states and 39 transitions. [2024-11-08 22:47:01,755 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 39 transitions. [2024-11-08 22:47:01,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-08 22:47:01,756 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:47:01,756 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:47:01,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:47:01,760 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:47:01,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-08 22:47:02,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:02,021 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:47:02,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:02,113 WARN L253 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 57 conjuncts are in the unsatisfiable core [2024-11-08 22:47:02,119 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:47:08,553 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:47:08,557 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-11-08 22:47:27,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:47:27,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 38 states and 37 transitions. [2024-11-08 22:47:27,164 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 37 transitions. [2024-11-08 22:47:27,164 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 22:47:27,164 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 19 iterations. [2024-11-08 22:47:27,174 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-08 22:47:29,861 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 22:47:29,861 INFO L75 FloydHoareUtils]: For program point L25(line 25) no Hoare annotation was computed. [2024-11-08 22:47:29,861 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 22:47:29,862 INFO L77 FloydHoareUtils]: At program point L24(lines 24 26) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start___VERIFIER_assert_~cond#1|) [2024-11-08 22:47:29,862 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 25) no Hoare annotation was computed. [2024-11-08 22:47:29,862 INFO L77 FloydHoareUtils]: At program point L24-2(lines 23 28) the Hoare annotation is: true [2024-11-08 22:47:29,863 INFO L77 FloydHoareUtils]: At program point L49-1(lines 49 52) the Hoare annotation is: (let ((.cse12 ((_ zero_extend 16) |ULTIMATE.start_main_~y~0#1|)) (.cse13 ((_ zero_extend 16) |ULTIMATE.start_main_~x~0#1|))) (let ((.cse3 (bvor (_ bv0 32) (bvor (bvshl (bvand .cse12 (_ bv1 32)) (_ bv1 32)) (bvshl (bvand .cse13 (_ bv1 32)) (_ bv0 32)))))) (let ((.cse2 (bvor (bvor (bvshl (bvand .cse12 (_ bv2 32)) (_ bv2 32)) (bvshl (bvand .cse13 (_ bv2 32)) (_ bv1 32))) .cse3))) (let ((.cse15 (bvor .cse2 (bvor (bvshl (bvand .cse12 (_ bv4 32)) (_ bv3 32)) (bvshl (bvand .cse13 (_ bv4 32)) (_ bv2 32)))))) (let ((.cse14 (bvor (bvor (bvshl (bvand .cse12 (_ bv8 32)) (_ bv4 32)) (bvshl (bvand .cse13 (_ bv8 32)) (_ bv3 32))) .cse15))) (let ((.cse8 (bvor .cse14 (bvor (bvshl (bvand .cse12 (_ bv16 32)) (_ bv5 32)) (bvshl (bvand .cse13 (_ bv16 32)) (_ bv4 32)))))) (let ((.cse6 (bvor (bvor (bvshl (bvand .cse13 (_ bv32 32)) (_ bv5 32)) (bvshl (bvand .cse12 (_ bv32 32)) (_ bv6 32))) .cse8))) (let ((.cse1 (bvor (bvor (bvshl (bvand .cse13 (_ bv64 32)) (_ bv6 32)) (bvshl (bvand .cse12 (_ bv64 32)) (_ bv7 32))) .cse6))) (let ((.cse4 (bvor (bvor (bvshl (bvand .cse13 (_ bv128 32)) (_ bv7 32)) (bvshl (bvand .cse12 (_ bv128 32)) (_ bv8 32))) .cse1))) (let ((.cse0 (bvor .cse4 (bvor (bvshl (bvand .cse12 (_ bv256 32)) (_ bv9 32)) (bvshl (bvand .cse13 (_ bv256 32)) (_ bv8 32)))))) (let ((.cse5 (bvor .cse0 (bvor (bvshl (bvand .cse12 (_ bv512 32)) (_ bv10 32)) (bvshl (bvand .cse13 (_ bv512 32)) (_ bv9 32)))))) (let ((.cse7 (bvor .cse5 (bvor (bvshl (bvand .cse13 (_ bv1024 32)) (_ bv10 32)) (bvshl (bvand .cse12 (_ bv1024 32)) (_ bv11 32)))))) (let ((.cse9 (bvor (bvor (bvshl (bvand .cse13 (_ bv2048 32)) (_ bv11 32)) (bvshl (bvand .cse12 (_ bv2048 32)) (_ bv12 32))) .cse7))) (let ((.cse11 (bvor .cse9 (bvor (bvshl (bvand .cse13 (_ bv4096 32)) (_ bv12 32)) (bvshl (bvand .cse12 (_ bv4096 32)) (_ bv13 32)))))) (let ((.cse10 (bvor .cse11 (bvor (bvshl (bvand .cse12 (_ bv8192 32)) (_ bv14 32)) (bvshl (bvand .cse13 (_ bv8192 32)) (_ bv13 32)))))) (or (and (= |ULTIMATE.start_main_~i~0#1| (_ bv9 32)) (= |ULTIMATE.start_main_~z~0#1| .cse0)) (and (= |ULTIMATE.start_main_~z~0#1| .cse1) (= |ULTIMATE.start_main_~i~0#1| (_ bv7 32))) (and (= .cse2 |ULTIMATE.start_main_~z~0#1|) (= |ULTIMATE.start_main_~i~0#1| (_ bv2 32))) (and (= |ULTIMATE.start_main_~i~0#1| (_ bv1 32)) (= |ULTIMATE.start_main_~z~0#1| .cse3)) (and (= |ULTIMATE.start_main_~i~0#1| (_ bv8 32)) (= |ULTIMATE.start_main_~z~0#1| .cse4)) (and (= |ULTIMATE.start_main_~i~0#1| (_ bv10 32)) (= |ULTIMATE.start_main_~z~0#1| .cse5)) (and (= |ULTIMATE.start_main_~i~0#1| (_ bv6 32)) (= |ULTIMATE.start_main_~z~0#1| .cse6)) (and (= |ULTIMATE.start_main_~z~0#1| .cse7) (= |ULTIMATE.start_main_~i~0#1| (_ bv11 32))) (and (= |ULTIMATE.start_main_~z~0#1| .cse8) (= |ULTIMATE.start_main_~i~0#1| (_ bv5 32))) (and (= |ULTIMATE.start_main_~z~0#1| .cse9) (= |ULTIMATE.start_main_~i~0#1| (_ bv12 32))) (and (= |ULTIMATE.start_main_~z~0#1| .cse10) (= |ULTIMATE.start_main_~i~0#1| (_ bv14 32))) (and (= .cse11 |ULTIMATE.start_main_~z~0#1|) (= |ULTIMATE.start_main_~i~0#1| (_ bv13 32))) (and (= |ULTIMATE.start_main_~z~0#1| (bvor (bvor (bvshl (bvand .cse12 (_ bv16384 32)) (_ bv15 32)) (bvshl (bvand .cse13 (_ bv16384 32)) (_ bv14 32))) .cse10)) (= |ULTIMATE.start_main_~i~0#1| (_ bv15 32))) (and (= |ULTIMATE.start_main_~i~0#1| (_ bv0 32)) (= |ULTIMATE.start_main_~z~0#1| (_ bv0 32))) (and (= |ULTIMATE.start_main_~z~0#1| .cse14) (= |ULTIMATE.start_main_~i~0#1| (_ bv4 32))) (and (= |ULTIMATE.start_main_~i~0#1| (_ bv3 32)) (= |ULTIMATE.start_main_~z~0#1| .cse15)))))))))))))))))) [2024-11-08 22:47:29,864 INFO L77 FloydHoareUtils]: At program point L49-3(lines 49 52) the Hoare annotation is: (let ((.cse6 ((_ zero_extend 16) |ULTIMATE.start_main_~y~0#1|)) (.cse7 ((_ zero_extend 16) |ULTIMATE.start_main_~x~0#1|))) (let ((.cse3 (bvor (_ bv0 32) (bvor (bvshl (bvand .cse6 (_ bv1 32)) (_ bv1 32)) (bvshl (bvand .cse7 (_ bv1 32)) (_ bv0 32)))))) (let ((.cse2 (bvor (bvor (bvshl (bvand .cse6 (_ bv2 32)) (_ bv2 32)) (bvshl (bvand .cse7 (_ bv2 32)) (_ bv1 32))) .cse3))) (let ((.cse16 (bvor .cse2 (bvor (bvshl (bvand .cse6 (_ bv4 32)) (_ bv3 32)) (bvshl (bvand .cse7 (_ bv4 32)) (_ bv2 32)))))) (let ((.cse15 (bvor (bvor (bvshl (bvand .cse6 (_ bv8 32)) (_ bv4 32)) (bvshl (bvand .cse7 (_ bv8 32)) (_ bv3 32))) .cse16))) (let ((.cse11 (bvor .cse15 (bvor (bvshl (bvand .cse6 (_ bv16 32)) (_ bv5 32)) (bvshl (bvand .cse7 (_ bv16 32)) (_ bv4 32)))))) (let ((.cse9 (bvor (bvor (bvshl (bvand .cse7 (_ bv32 32)) (_ bv5 32)) (bvshl (bvand .cse6 (_ bv32 32)) (_ bv6 32))) .cse11))) (let ((.cse1 (bvor (bvor (bvshl (bvand .cse7 (_ bv64 32)) (_ bv6 32)) (bvshl (bvand .cse6 (_ bv64 32)) (_ bv7 32))) .cse9))) (let ((.cse4 (bvor (bvor (bvshl (bvand .cse7 (_ bv128 32)) (_ bv7 32)) (bvshl (bvand .cse6 (_ bv128 32)) (_ bv8 32))) .cse1))) (let ((.cse0 (bvor .cse4 (bvor (bvshl (bvand .cse6 (_ bv256 32)) (_ bv9 32)) (bvshl (bvand .cse7 (_ bv256 32)) (_ bv8 32)))))) (let ((.cse5 (bvor .cse0 (bvor (bvshl (bvand .cse6 (_ bv512 32)) (_ bv10 32)) (bvshl (bvand .cse7 (_ bv512 32)) (_ bv9 32)))))) (let ((.cse10 (bvor .cse5 (bvor (bvshl (bvand .cse7 (_ bv1024 32)) (_ bv10 32)) (bvshl (bvand .cse6 (_ bv1024 32)) (_ bv11 32)))))) (let ((.cse12 (bvor (bvor (bvshl (bvand .cse7 (_ bv2048 32)) (_ bv11 32)) (bvshl (bvand .cse6 (_ bv2048 32)) (_ bv12 32))) .cse10))) (let ((.cse14 (bvor .cse12 (bvor (bvshl (bvand .cse7 (_ bv4096 32)) (_ bv12 32)) (bvshl (bvand .cse6 (_ bv4096 32)) (_ bv13 32)))))) (let ((.cse13 (bvor .cse14 (bvor (bvshl (bvand .cse6 (_ bv8192 32)) (_ bv14 32)) (bvshl (bvand .cse7 (_ bv8192 32)) (_ bv13 32)))))) (let ((.cse8 (bvor (bvor (bvshl (bvand .cse6 (_ bv16384 32)) (_ bv15 32)) (bvshl (bvand .cse7 (_ bv16384 32)) (_ bv14 32))) .cse13))) (or (and (= |ULTIMATE.start_main_~i~0#1| (_ bv9 32)) (= |ULTIMATE.start_main_~z~0#1| .cse0)) (and (= |ULTIMATE.start_main_~z~0#1| .cse1) (= |ULTIMATE.start_main_~i~0#1| (_ bv7 32))) (and (= .cse2 |ULTIMATE.start_main_~z~0#1|) (= |ULTIMATE.start_main_~i~0#1| (_ bv2 32))) (and (= |ULTIMATE.start_main_~i~0#1| (_ bv1 32)) (= |ULTIMATE.start_main_~z~0#1| .cse3)) (and (= |ULTIMATE.start_main_~i~0#1| (_ bv8 32)) (= |ULTIMATE.start_main_~z~0#1| .cse4)) (and (= |ULTIMATE.start_main_~i~0#1| (_ bv10 32)) (= |ULTIMATE.start_main_~z~0#1| .cse5)) (and (= |ULTIMATE.start_main_~z~0#1| (bvor (bvor (bvshl (bvand .cse6 (_ bv32768 32)) (_ bv16 32)) (bvshl (bvand .cse7 (_ bv32768 32)) (_ bv15 32))) .cse8)) (= |ULTIMATE.start_main_~i~0#1| (_ bv16 32))) (and (= |ULTIMATE.start_main_~i~0#1| (_ bv6 32)) (= |ULTIMATE.start_main_~z~0#1| .cse9)) (and (= |ULTIMATE.start_main_~z~0#1| .cse10) (= |ULTIMATE.start_main_~i~0#1| (_ bv11 32))) (and (= |ULTIMATE.start_main_~z~0#1| .cse11) (= |ULTIMATE.start_main_~i~0#1| (_ bv5 32))) (and (= |ULTIMATE.start_main_~z~0#1| .cse12) (= |ULTIMATE.start_main_~i~0#1| (_ bv12 32))) (and (= |ULTIMATE.start_main_~z~0#1| .cse13) (= |ULTIMATE.start_main_~i~0#1| (_ bv14 32))) (and (= .cse14 |ULTIMATE.start_main_~z~0#1|) (= |ULTIMATE.start_main_~i~0#1| (_ bv13 32))) (and (= |ULTIMATE.start_main_~z~0#1| .cse8) (= |ULTIMATE.start_main_~i~0#1| (_ bv15 32))) (and (= |ULTIMATE.start_main_~i~0#1| (_ bv0 32)) (= |ULTIMATE.start_main_~z~0#1| (_ bv0 32))) (and (= |ULTIMATE.start_main_~z~0#1| .cse15) (= |ULTIMATE.start_main_~i~0#1| (_ bv4 32))) (and (= |ULTIMATE.start_main_~i~0#1| (_ bv3 32)) (= |ULTIMATE.start_main_~z~0#1| .cse16))))))))))))))))))) [2024-11-08 22:47:29,865 INFO L77 FloydHoareUtils]: At program point L49-4(lines 49 52) the Hoare annotation is: (= |ULTIMATE.start_main_~z~0#1| (let ((.cse0 ((_ zero_extend 16) |ULTIMATE.start_main_~y~0#1|)) (.cse1 ((_ zero_extend 16) |ULTIMATE.start_main_~x~0#1|))) (bvor (bvor (bvshl (bvand .cse0 (_ bv32768 32)) (_ bv16 32)) (bvshl (bvand .cse1 (_ bv32768 32)) (_ bv15 32))) (bvor (bvor (bvshl (bvand .cse0 (_ bv16384 32)) (_ bv15 32)) (bvshl (bvand .cse1 (_ bv16384 32)) (_ bv14 32))) (bvor (bvor (bvor (bvor (bvshl (bvand .cse1 (_ bv2048 32)) (_ bv11 32)) (bvshl (bvand .cse0 (_ bv2048 32)) (_ bv12 32))) (bvor (bvor (bvor (bvor (bvor (bvshl (bvand .cse1 (_ bv128 32)) (_ bv7 32)) (bvshl (bvand .cse0 (_ bv128 32)) (_ bv8 32))) (bvor (bvor (bvshl (bvand .cse1 (_ bv64 32)) (_ bv6 32)) (bvshl (bvand .cse0 (_ bv64 32)) (_ bv7 32))) (bvor (bvor (bvshl (bvand .cse1 (_ bv32 32)) (_ bv5 32)) (bvshl (bvand .cse0 (_ bv32 32)) (_ bv6 32))) (bvor (bvor (bvor (bvshl (bvand .cse0 (_ bv8 32)) (_ bv4 32)) (bvshl (bvand .cse1 (_ bv8 32)) (_ bv3 32))) (bvor (bvor (bvor (bvshl (bvand .cse0 (_ bv2 32)) (_ bv2 32)) (bvshl (bvand .cse1 (_ bv2 32)) (_ bv1 32))) (bvor (_ bv0 32) (bvor (bvshl (bvand .cse0 (_ bv1 32)) (_ bv1 32)) (bvshl (bvand .cse1 (_ bv1 32)) (_ bv0 32))))) (bvor (bvshl (bvand .cse0 (_ bv4 32)) (_ bv3 32)) (bvshl (bvand .cse1 (_ bv4 32)) (_ bv2 32))))) (bvor (bvshl (bvand .cse0 (_ bv16 32)) (_ bv5 32)) (bvshl (bvand .cse1 (_ bv16 32)) (_ bv4 32))))))) (bvor (bvshl (bvand .cse0 (_ bv256 32)) (_ bv9 32)) (bvshl (bvand .cse1 (_ bv256 32)) (_ bv8 32)))) (bvor (bvshl (bvand .cse0 (_ bv512 32)) (_ bv10 32)) (bvshl (bvand .cse1 (_ bv512 32)) (_ bv9 32)))) (bvor (bvshl (bvand .cse1 (_ bv1024 32)) (_ bv10 32)) (bvshl (bvand .cse0 (_ bv1024 32)) (_ bv11 32))))) (bvor (bvshl (bvand .cse1 (_ bv4096 32)) (_ bv12 32)) (bvshl (bvand .cse0 (_ bv4096 32)) (_ bv13 32)))) (bvor (bvshl (bvand .cse0 (_ bv8192 32)) (_ bv14 32)) (bvshl (bvand .cse1 (_ bv8192 32)) (_ bv13 32)))))))) [2024-11-08 22:47:29,985 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:47:29 ImpRootNode [2024-11-08 22:47:29,989 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:47:29,990 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:47:29,990 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:47:29,990 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:47:29,990 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:46:50" (3/4) ... [2024-11-08 22:47:29,993 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 22:47:30,009 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2024-11-08 22:47:30,009 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-08 22:47:30,009 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 22:47:30,010 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 22:47:30,136 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 22:47:30,138 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 22:47:30,138 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:47:30,139 INFO L158 Benchmark]: Toolchain (without parser) took 41012.96ms. Allocated memory was 92.3MB in the beginning and 163.6MB in the end (delta: 71.3MB). Free memory was 68.1MB in the beginning and 87.8MB in the end (delta: -19.7MB). Peak memory consumption was 52.8MB. Max. memory is 16.1GB. [2024-11-08 22:47:30,140 INFO L158 Benchmark]: CDTParser took 0.81ms. Allocated memory is still 65.0MB. Free memory was 41.7MB in the beginning and 41.7MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:47:30,141 INFO L158 Benchmark]: CACSL2BoogieTranslator took 367.90ms. Allocated memory is still 92.3MB. Free memory was 67.9MB in the beginning and 54.7MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:47:30,141 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.33ms. Allocated memory is still 92.3MB. Free memory was 54.7MB in the beginning and 53.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:47:30,142 INFO L158 Benchmark]: Boogie Preprocessor took 43.24ms. Allocated memory is still 92.3MB. Free memory was 53.1MB in the beginning and 51.9MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:47:30,142 INFO L158 Benchmark]: RCFGBuilder took 471.35ms. Allocated memory is still 92.3MB. Free memory was 51.9MB in the beginning and 63.3MB in the end (delta: -11.4MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. [2024-11-08 22:47:30,143 INFO L158 Benchmark]: CodeCheck took 39933.01ms. Allocated memory was 92.3MB in the beginning and 163.6MB in the end (delta: 71.3MB). Free memory was 63.3MB in the beginning and 95.1MB in the end (delta: -31.9MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. [2024-11-08 22:47:30,143 INFO L158 Benchmark]: Witness Printer took 149.03ms. Allocated memory is still 163.6MB. Free memory was 95.1MB in the beginning and 87.8MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 22:47:30,145 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 1 procedures, 9 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 37.1s, OverallIterations: 19, 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, 6.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 322 mSDsluCounter, 90 SdHoareTripleChecker+Invalid, 5.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 530 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1530 IncrementalHoareTripleChecker+Invalid, 2060 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 530 mSolverCounterUnsat, 90 mSDtfsCounter, 1530 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2598 GetRequests, 2434 SyntacticMatches, 2 SemanticMatches, 162 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11861 ImplicationChecksByTransitivity, 29.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 8.5s InterpolantComputationTime, 363 NumberOfCodeBlocks, 363 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 345 ConstructedInterpolants, 0 QuantifiedInterpolants, 4869 SizeOfPredicates, 0 NumberOfNonLiveVariables, 905 ConjunctsInSsa, 226 ConjunctsInUnsatCore, 18 InterpolantComputations, 2 PerfectInterpolantSequences, 0/1496 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 25]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 49]: Loop Invariant Derived loop invariant: ((((((((((((((((((i == 9) && (z == (((((x & 128) << 7) | ((y & 128) << 8)) | ((((x & 64) << 6) | ((y & 64) << 7)) | ((((x & 32) << 5) | ((y & 32) << 6)) | (((((y & 8) << 4) | ((x & 8) << 3)) | (((((y & 2) << 2) | ((x & 2) << 1)) | (0 | (((y & 1) << 1) | ((x & 1) << 0)))) | (((y & 4) << 3) | ((x & 4) << 2)))) | (((y & 16) << 5) | ((x & 16) << 4)))))) | (((y & 256) << 9) | ((x & 256) << 8))))) || ((z == ((((x & 64) << 6) | ((y & 64) << 7)) | ((((x & 32) << 5) | ((y & 32) << 6)) | (((((y & 8) << 4) | ((x & 8) << 3)) | (((((y & 2) << 2) | ((x & 2) << 1)) | (0 | (((y & 1) << 1) | ((x & 1) << 0)))) | (((y & 4) << 3) | ((x & 4) << 2)))) | (((y & 16) << 5) | ((x & 16) << 4)))))) && (i == 7))) || ((((((y & 2) << 2) | ((x & 2) << 1)) | (0 | (((y & 1) << 1) | ((x & 1) << 0)))) == z) && (i == 2))) || ((i == 1) && (z == (0 | (((y & 1) << 1) | ((x & 1) << 0)))))) || ((i == 8) && (z == ((((x & 128) << 7) | ((y & 128) << 8)) | ((((x & 64) << 6) | ((y & 64) << 7)) | ((((x & 32) << 5) | ((y & 32) << 6)) | (((((y & 8) << 4) | ((x & 8) << 3)) | (((((y & 2) << 2) | ((x & 2) << 1)) | (0 | (((y & 1) << 1) | ((x & 1) << 0)))) | (((y & 4) << 3) | ((x & 4) << 2)))) | (((y & 16) << 5) | ((x & 16) << 4))))))))) || ((i == 10) && (z == ((((((x & 128) << 7) | ((y & 128) << 8)) | ((((x & 64) << 6) | ((y & 64) << 7)) | ((((x & 32) << 5) | ((y & 32) << 6)) | (((((y & 8) << 4) | ((x & 8) << 3)) | (((((y & 2) << 2) | ((x & 2) << 1)) | (0 | (((y & 1) << 1) | ((x & 1) << 0)))) | (((y & 4) << 3) | ((x & 4) << 2)))) | (((y & 16) << 5) | ((x & 16) << 4)))))) | (((y & 256) << 9) | ((x & 256) << 8))) | (((y & 512) << 10) | ((x & 512) << 9)))))) || ((z == ((((y & 32768) << 16) | ((x & 32768) << 15)) | ((((y & 16384) << 15) | ((x & 16384) << 14)) | ((((((x & 2048) << 11) | ((y & 2048) << 12)) | (((((((x & 128) << 7) | ((y & 128) << 8)) | ((((x & 64) << 6) | ((y & 64) << 7)) | ((((x & 32) << 5) | ((y & 32) << 6)) | (((((y & 8) << 4) | ((x & 8) << 3)) | (((((y & 2) << 2) | ((x & 2) << 1)) | (0 | (((y & 1) << 1) | ((x & 1) << 0)))) | (((y & 4) << 3) | ((x & 4) << 2)))) | (((y & 16) << 5) | ((x & 16) << 4)))))) | (((y & 256) << 9) | ((x & 256) << 8))) | (((y & 512) << 10) | ((x & 512) << 9))) | (((x & 1024) << 10) | ((y & 1024) << 11)))) | (((x & 4096) << 12) | ((y & 4096) << 13))) | (((y & 8192) << 14) | ((x & 8192) << 13)))))) && (i == 16))) || ((i == 6) && (z == ((((x & 32) << 5) | ((y & 32) << 6)) | (((((y & 8) << 4) | ((x & 8) << 3)) | (((((y & 2) << 2) | ((x & 2) << 1)) | (0 | (((y & 1) << 1) | ((x & 1) << 0)))) | (((y & 4) << 3) | ((x & 4) << 2)))) | (((y & 16) << 5) | ((x & 16) << 4))))))) || ((z == (((((((x & 128) << 7) | ((y & 128) << 8)) | ((((x & 64) << 6) | ((y & 64) << 7)) | ((((x & 32) << 5) | ((y & 32) << 6)) | (((((y & 8) << 4) | ((x & 8) << 3)) | (((((y & 2) << 2) | ((x & 2) << 1)) | (0 | (((y & 1) << 1) | ((x & 1) << 0)))) | (((y & 4) << 3) | ((x & 4) << 2)))) | (((y & 16) << 5) | ((x & 16) << 4)))))) | (((y & 256) << 9) | ((x & 256) << 8))) | (((y & 512) << 10) | ((x & 512) << 9))) | (((x & 1024) << 10) | ((y & 1024) << 11)))) && (i == 11))) || ((z == (((((y & 8) << 4) | ((x & 8) << 3)) | (((((y & 2) << 2) | ((x & 2) << 1)) | (0 | (((y & 1) << 1) | ((x & 1) << 0)))) | (((y & 4) << 3) | ((x & 4) << 2)))) | (((y & 16) << 5) | ((x & 16) << 4)))) && (i == 5))) || ((z == ((((x & 2048) << 11) | ((y & 2048) << 12)) | (((((((x & 128) << 7) | ((y & 128) << 8)) | ((((x & 64) << 6) | ((y & 64) << 7)) | ((((x & 32) << 5) | ((y & 32) << 6)) | (((((y & 8) << 4) | ((x & 8) << 3)) | (((((y & 2) << 2) | ((x & 2) << 1)) | (0 | (((y & 1) << 1) | ((x & 1) << 0)))) | (((y & 4) << 3) | ((x & 4) << 2)))) | (((y & 16) << 5) | ((x & 16) << 4)))))) | (((y & 256) << 9) | ((x & 256) << 8))) | (((y & 512) << 10) | ((x & 512) << 9))) | (((x & 1024) << 10) | ((y & 1024) << 11))))) && (i == 12))) || ((z == ((((((x & 2048) << 11) | ((y & 2048) << 12)) | (((((((x & 128) << 7) | ((y & 128) << 8)) | ((((x & 64) << 6) | ((y & 64) << 7)) | ((((x & 32) << 5) | ((y & 32) << 6)) | (((((y & 8) << 4) | ((x & 8) << 3)) | (((((y & 2) << 2) | ((x & 2) << 1)) | (0 | (((y & 1) << 1) | ((x & 1) << 0)))) | (((y & 4) << 3) | ((x & 4) << 2)))) | (((y & 16) << 5) | ((x & 16) << 4)))))) | (((y & 256) << 9) | ((x & 256) << 8))) | (((y & 512) << 10) | ((x & 512) << 9))) | (((x & 1024) << 10) | ((y & 1024) << 11)))) | (((x & 4096) << 12) | ((y & 4096) << 13))) | (((y & 8192) << 14) | ((x & 8192) << 13)))) && (i == 14))) || (((((((x & 2048) << 11) | ((y & 2048) << 12)) | (((((((x & 128) << 7) | ((y & 128) << 8)) | ((((x & 64) << 6) | ((y & 64) << 7)) | ((((x & 32) << 5) | ((y & 32) << 6)) | (((((y & 8) << 4) | ((x & 8) << 3)) | (((((y & 2) << 2) | ((x & 2) << 1)) | (0 | (((y & 1) << 1) | ((x & 1) << 0)))) | (((y & 4) << 3) | ((x & 4) << 2)))) | (((y & 16) << 5) | ((x & 16) << 4)))))) | (((y & 256) << 9) | ((x & 256) << 8))) | (((y & 512) << 10) | ((x & 512) << 9))) | (((x & 1024) << 10) | ((y & 1024) << 11)))) | (((x & 4096) << 12) | ((y & 4096) << 13))) == z) && (i == 13))) || ((z == ((((y & 16384) << 15) | ((x & 16384) << 14)) | ((((((x & 2048) << 11) | ((y & 2048) << 12)) | (((((((x & 128) << 7) | ((y & 128) << 8)) | ((((x & 64) << 6) | ((y & 64) << 7)) | ((((x & 32) << 5) | ((y & 32) << 6)) | (((((y & 8) << 4) | ((x & 8) << 3)) | (((((y & 2) << 2) | ((x & 2) << 1)) | (0 | (((y & 1) << 1) | ((x & 1) << 0)))) | (((y & 4) << 3) | ((x & 4) << 2)))) | (((y & 16) << 5) | ((x & 16) << 4)))))) | (((y & 256) << 9) | ((x & 256) << 8))) | (((y & 512) << 10) | ((x & 512) << 9))) | (((x & 1024) << 10) | ((y & 1024) << 11)))) | (((x & 4096) << 12) | ((y & 4096) << 13))) | (((y & 8192) << 14) | ((x & 8192) << 13))))) && (i == 15))) || ((i == 0) && (z == 0))) || ((z == ((((y & 8) << 4) | ((x & 8) << 3)) | (((((y & 2) << 2) | ((x & 2) << 1)) | (0 | (((y & 1) << 1) | ((x & 1) << 0)))) | (((y & 4) << 3) | ((x & 4) << 2))))) && (i == 4))) || ((i == 3) && (z == (((((y & 2) << 2) | ((x & 2) << 1)) | (0 | (((y & 1) << 1) | ((x & 1) << 0)))) | (((y & 4) << 3) | ((x & 4) << 2)))))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.81ms. Allocated memory is still 65.0MB. Free memory was 41.7MB in the beginning and 41.7MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 367.90ms. Allocated memory is still 92.3MB. Free memory was 67.9MB in the beginning and 54.7MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.33ms. Allocated memory is still 92.3MB. Free memory was 54.7MB in the beginning and 53.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.24ms. Allocated memory is still 92.3MB. Free memory was 53.1MB in the beginning and 51.9MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 471.35ms. Allocated memory is still 92.3MB. Free memory was 51.9MB in the beginning and 63.3MB in the end (delta: -11.4MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. * CodeCheck took 39933.01ms. Allocated memory was 92.3MB in the beginning and 163.6MB in the end (delta: 71.3MB). Free memory was 63.3MB in the beginning and 95.1MB in the end (delta: -31.9MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. * Witness Printer took 149.03ms. Allocated memory is still 163.6MB. Free memory was 95.1MB in the beginning and 87.8MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-08 22:47:30,198 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0469c-b0e5-4662-9fc2-84d10e857178/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE