./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bdacb90-334b-4d40-8c84-93fd90a52716/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bdacb90-334b-4d40-8c84-93fd90a52716/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bdacb90-334b-4d40-8c84-93fd90a52716/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bdacb90-334b-4d40-8c84-93fd90a52716/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bdacb90-334b-4d40-8c84-93fd90a52716/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bdacb90-334b-4d40-8c84-93fd90a52716/bin/ukojak-verify-EEHR8qb7sm --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 ea5067dfa77458b8ea4f8f835e068ba134ca35821331206475c8d72407b7767c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:28:45,403 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:28:45,526 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bdacb90-334b-4d40-8c84-93fd90a52716/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:28:45,536 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:28:45,539 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:28:45,570 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:28:45,572 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:28:45,572 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:28:45,572 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:28:45,573 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:28:45,573 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:28:45,573 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:28:45,573 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:28:45,574 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:28:45,574 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:28:45,574 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:28:45,574 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:28:45,574 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:28:45,575 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:28:45,575 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:28:45,575 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:28:45,575 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:28:45,575 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:28:45,576 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:28:45,576 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:28:45,576 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:28:45,576 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:28:45,576 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:28:45,577 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:28:45,577 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:28:45,577 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:28:45,577 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:28:45,577 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:28:45,578 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_6bdacb90-334b-4d40-8c84-93fd90a52716/bin/ukojak-verify-EEHR8qb7sm 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 -> ea5067dfa77458b8ea4f8f835e068ba134ca35821331206475c8d72407b7767c [2024-11-13 21:28:46,010 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:28:46,026 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:28:46,032 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:28:46,034 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:28:46,035 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:28:46,036 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bdacb90-334b-4d40-8c84-93fd90a52716/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound10.c Unable to find full path for "g++" [2024-11-13 21:28:48,653 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:28:49,044 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:28:49,045 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bdacb90-334b-4d40-8c84-93fd90a52716/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound10.c [2024-11-13 21:28:49,057 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bdacb90-334b-4d40-8c84-93fd90a52716/bin/ukojak-verify-EEHR8qb7sm/data/282a9815c/b386c040bed8454da41497a3b0a75755/FLAGf4b35b843 [2024-11-13 21:28:49,274 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bdacb90-334b-4d40-8c84-93fd90a52716/bin/ukojak-verify-EEHR8qb7sm/data/282a9815c/b386c040bed8454da41497a3b0a75755 [2024-11-13 21:28:49,278 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:28:49,281 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:28:49,284 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:28:49,285 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:28:49,290 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:28:49,291 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:28:49" (1/1) ... [2024-11-13 21:28:49,292 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20d34315 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:49, skipping insertion in model container [2024-11-13 21:28:49,293 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:28:49" (1/1) ... [2024-11-13 21:28:49,316 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:28:49,535 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_6bdacb90-334b-4d40-8c84-93fd90a52716/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound10.c[537,550] [2024-11-13 21:28:49,566 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:28:49,576 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:28:49,589 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_6bdacb90-334b-4d40-8c84-93fd90a52716/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound10.c[537,550] [2024-11-13 21:28:49,595 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:28:49,611 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:28:49,612 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:49 WrapperNode [2024-11-13 21:28:49,612 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:28:49,614 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:28:49,614 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:28:49,614 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:28:49,623 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:49" (1/1) ... [2024-11-13 21:28:49,631 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:49" (1/1) ... [2024-11-13 21:28:49,651 INFO L138 Inliner]: procedures = 14, calls = 20, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 55 [2024-11-13 21:28:49,652 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:28:49,652 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:28:49,652 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:28:49,652 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:28:49,661 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:49" (1/1) ... [2024-11-13 21:28:49,661 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:49" (1/1) ... [2024-11-13 21:28:49,663 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:49" (1/1) ... [2024-11-13 21:28:49,663 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:49" (1/1) ... [2024-11-13 21:28:49,667 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:49" (1/1) ... [2024-11-13 21:28:49,671 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:49" (1/1) ... [2024-11-13 21:28:49,672 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:49" (1/1) ... [2024-11-13 21:28:49,673 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:49" (1/1) ... [2024-11-13 21:28:49,675 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:28:49,676 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:28:49,676 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:28:49,676 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:28:49,678 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:49" (1/1) ... [2024-11-13 21:28:49,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:28:49,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bdacb90-334b-4d40-8c84-93fd90a52716/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:28:49,734 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bdacb90-334b-4d40-8c84-93fd90a52716/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:28:49,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bdacb90-334b-4d40-8c84-93fd90a52716/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:28:49,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:28:49,776 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 21:28:49,776 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 21:28:49,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:28:49,776 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:28:49,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:28:49,776 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 21:28:49,776 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 21:28:49,882 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:28:49,885 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:28:50,148 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-13 21:28:50,148 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:28:50,246 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:28:50,246 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:28:50,247 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:28:50 BoogieIcfgContainer [2024-11-13 21:28:50,247 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:28:50,248 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:28:50,248 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:28:50,264 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:28:50,264 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:28:50" (1/1) ... [2024-11-13 21:28:50,284 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:28:50,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:50,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2024-11-13 21:28:50,376 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2024-11-13 21:28:50,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 21:28:50,384 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:50,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:28:50,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:50,714 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 21:28:50,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:50,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2024-11-13 21:28:50,762 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2024-11-13 21:28:50,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:28:50,763 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:50,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:28:50,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:28:51,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:51,018 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 21:28:51,026 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:51,306 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 21:28:51,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:51,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 37 transitions. [2024-11-13 21:28:51,505 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2024-11-13 21:28:51,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:28:51,507 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:51,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:28:51,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:51,870 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 21:28:52,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:52,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 28 states and 40 transitions. [2024-11-13 21:28:52,367 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 40 transitions. [2024-11-13 21:28:52,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 21:28:52,371 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:52,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:28:52,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:52,979 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 21:28:54,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:54,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 29 states and 39 transitions. [2024-11-13 21:28:54,370 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2024-11-13 21:28:54,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 21:28:54,372 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:54,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:28:54,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:28:55,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:55,874 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-13 21:28:55,878 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:56,769 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 21:29:06,459 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.11s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 21:29:10,912 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.89s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 21:29:12,743 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 21:29:12,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:12,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 33 states and 49 transitions. [2024-11-13 21:29:12,821 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 49 transitions. [2024-11-13 21:29:12,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 21:29:12,823 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:12,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:29:12,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:29:23,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:29:23,033 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) [2024-11-13 21:29:23,039 INFO L158 Benchmark]: Toolchain (without parser) took 33758.56ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 57.4MB in the end (delta: 35.5MB). Peak memory consumption was 37.9MB. Max. memory is 16.1GB. [2024-11-13 21:29:23,039 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 83.9MB. Free memory is still 40.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:29:23,041 INFO L158 Benchmark]: CACSL2BoogieTranslator took 328.74ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 81.3MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:29:23,042 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.10ms. Allocated memory is still 117.4MB. Free memory was 81.3MB in the beginning and 80.4MB in the end (delta: 857.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:29:23,043 INFO L158 Benchmark]: Boogie Preprocessor took 22.77ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 79.6MB in the end (delta: 842.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:29:23,043 INFO L158 Benchmark]: RCFGBuilder took 571.32ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 66.7MB in the end (delta: 12.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:29:23,044 INFO L158 Benchmark]: CodeCheck took 32789.85ms. Allocated memory is still 117.4MB. Free memory was 66.7MB in the beginning and 57.4MB in the end (delta: 9.2MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. [2024-11-13 21:29:23,046 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 0.38ms. Allocated memory is still 83.9MB. Free memory is still 40.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 328.74ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 81.3MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.10ms. Allocated memory is still 117.4MB. Free memory was 81.3MB in the beginning and 80.4MB in the end (delta: 857.3kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.77ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 79.6MB in the end (delta: 842.9kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 571.32ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 66.7MB in the end (delta: 12.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 32789.85ms. Allocated memory is still 117.4MB. Free memory was 66.7MB in the beginning and 57.4MB in the end (delta: 9.2MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 21:29:23,072 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bdacb90-334b-4d40-8c84-93fd90a52716/bin/ukojak-verify-EEHR8qb7sm/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bdacb90-334b-4d40-8c84-93fd90a52716/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bdacb90-334b-4d40-8c84-93fd90a52716/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bdacb90-334b-4d40-8c84-93fd90a52716/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bdacb90-334b-4d40-8c84-93fd90a52716/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bdacb90-334b-4d40-8c84-93fd90a52716/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bdacb90-334b-4d40-8c84-93fd90a52716/bin/ukojak-verify-EEHR8qb7sm --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 ea5067dfa77458b8ea4f8f835e068ba134ca35821331206475c8d72407b7767c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:29:26,310 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:29:26,445 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bdacb90-334b-4d40-8c84-93fd90a52716/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 21:29:26,524 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:29:26,526 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:29:26,526 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:29:26,526 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:29:26,527 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:29:26,527 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:29:26,527 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:29:26,527 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:29:26,528 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:29:26,528 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:29:26,528 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:29:26,528 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:29:26,528 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:29:26,529 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:29:26,529 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:29:26,529 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:29:26,529 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:29:26,529 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:29:26,529 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:29:26,530 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:29:26,530 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:29:26,530 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:29:26,530 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:29:26,530 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:26,530 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:29:26,531 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:29:26,531 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:29:26,531 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:29:26,531 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:29:26,532 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:29:26,532 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:29:26,532 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:26,532 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:29:26,532 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_6bdacb90-334b-4d40-8c84-93fd90a52716/bin/ukojak-verify-EEHR8qb7sm 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 -> ea5067dfa77458b8ea4f8f835e068ba134ca35821331206475c8d72407b7767c [2024-11-13 21:29:26,899 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:29:26,910 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:29:26,913 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:29:26,915 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:29:26,915 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:29:26,917 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bdacb90-334b-4d40-8c84-93fd90a52716/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound10.c Unable to find full path for "g++" [2024-11-13 21:29:29,246 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:29:29,565 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:29:29,572 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bdacb90-334b-4d40-8c84-93fd90a52716/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound10.c [2024-11-13 21:29:29,621 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bdacb90-334b-4d40-8c84-93fd90a52716/bin/ukojak-verify-EEHR8qb7sm/data/eb5a4defb/34644364b4aa4318a8a013c03ed0b6da/FLAG116875c0e [2024-11-13 21:29:29,679 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bdacb90-334b-4d40-8c84-93fd90a52716/bin/ukojak-verify-EEHR8qb7sm/data/eb5a4defb/34644364b4aa4318a8a013c03ed0b6da [2024-11-13 21:29:29,682 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:29:29,684 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:29:29,688 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:29:29,690 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:29:29,697 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:29:29,698 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:29:29" (1/1) ... [2024-11-13 21:29:29,700 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@618ed480 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:29, skipping insertion in model container [2024-11-13 21:29:29,700 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:29:29" (1/1) ... [2024-11-13 21:29:29,723 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:29:29,949 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_6bdacb90-334b-4d40-8c84-93fd90a52716/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound10.c[537,550] [2024-11-13 21:29:29,984 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:29:30,004 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:29:30,024 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_6bdacb90-334b-4d40-8c84-93fd90a52716/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound10.c[537,550] [2024-11-13 21:29:30,041 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:29:30,063 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:29:30,064 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:30 WrapperNode [2024-11-13 21:29:30,066 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:29:30,068 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:29:30,068 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:29:30,068 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:29:30,083 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:30" (1/1) ... [2024-11-13 21:29:30,096 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:30" (1/1) ... [2024-11-13 21:29:30,122 INFO L138 Inliner]: procedures = 14, calls = 20, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 55 [2024-11-13 21:29:30,123 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:29:30,124 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:29:30,125 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:29:30,125 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:29:30,133 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:30" (1/1) ... [2024-11-13 21:29:30,134 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:30" (1/1) ... [2024-11-13 21:29:30,138 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:30" (1/1) ... [2024-11-13 21:29:30,139 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:30" (1/1) ... [2024-11-13 21:29:30,148 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:30" (1/1) ... [2024-11-13 21:29:30,160 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:30" (1/1) ... [2024-11-13 21:29:30,162 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:30" (1/1) ... [2024-11-13 21:29:30,164 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:30" (1/1) ... [2024-11-13 21:29:30,169 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:29:30,171 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:29:30,171 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:29:30,171 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:29:30,172 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:30" (1/1) ... [2024-11-13 21:29:30,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:29:30,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bdacb90-334b-4d40-8c84-93fd90a52716/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:29:30,217 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bdacb90-334b-4d40-8c84-93fd90a52716/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:29:30,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bdacb90-334b-4d40-8c84-93fd90a52716/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:29:30,262 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:29:30,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:29:30,263 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 21:29:30,263 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 21:29:30,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:29:30,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:29:30,263 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 21:29:30,264 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 21:29:30,353 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:29:30,356 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:29:30,571 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-13 21:29:30,571 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:29:30,658 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:29:30,659 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:29:30,659 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:29:30 BoogieIcfgContainer [2024-11-13 21:29:30,660 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:29:30,661 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:29:30,661 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:29:30,675 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:29:30,675 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:29:30" (1/1) ... [2024-11-13 21:29:30,691 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:29:30,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:30,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2024-11-13 21:29:30,767 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2024-11-13 21:29:30,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 21:29:30,775 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:30,776 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:30,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bdacb90-334b-4d40-8c84-93fd90a52716/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:30,781 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bdacb90-334b-4d40-8c84-93fd90a52716/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:30,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bdacb90-334b-4d40-8c84-93fd90a52716/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:29:30,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:30,933 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:31,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:31,013 INFO L255 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:29:31,018 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:31,048 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 21:29:31,053 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bdacb90-334b-4d40-8c84-93fd90a52716/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:29:31,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:31,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2024-11-13 21:29:31,106 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2024-11-13 21:29:31,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:29:31,110 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:31,110 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:31,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bdacb90-334b-4d40-8c84-93fd90a52716/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:31,114 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bdacb90-334b-4d40-8c84-93fd90a52716/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:31,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bdacb90-334b-4d40-8c84-93fd90a52716/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:29:31,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:31,284 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:41,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:29:41,521 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bdacb90-334b-4d40-8c84-93fd90a52716/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 21:29:41,523 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) [2024-11-13 21:29:41,529 INFO L158 Benchmark]: Toolchain (without parser) took 11843.63ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 46.6MB in the end (delta: 45.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 21:29:41,529 INFO L158 Benchmark]: CDTParser took 0.51ms. Allocated memory is still 117.4MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:29:41,530 INFO L158 Benchmark]: CACSL2BoogieTranslator took 378.71ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 80.0MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:29:41,530 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.84ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 78.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:29:41,531 INFO L158 Benchmark]: Boogie Preprocessor took 45.42ms. Allocated memory is still 117.4MB. Free memory was 78.9MB in the beginning and 77.8MB in the end (delta: 1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:29:41,532 INFO L158 Benchmark]: RCFGBuilder took 489.24ms. Allocated memory is still 117.4MB. Free memory was 77.8MB in the beginning and 63.6MB in the end (delta: 14.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:29:41,532 INFO L158 Benchmark]: CodeCheck took 10866.03ms. Allocated memory is still 117.4MB. Free memory was 63.6MB in the beginning and 46.6MB in the end (delta: 17.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:29:41,535 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 0.51ms. Allocated memory is still 117.4MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 378.71ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 80.0MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.84ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 78.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 45.42ms. Allocated memory is still 117.4MB. Free memory was 78.9MB in the beginning and 77.8MB in the end (delta: 1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 489.24ms. Allocated memory is still 117.4MB. Free memory was 77.8MB in the beginning and 63.6MB in the end (delta: 14.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 10866.03ms. Allocated memory is still 117.4MB. Free memory was 63.6MB in the beginning and 46.6MB in the end (delta: 17.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 21:29:41,574 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bdacb90-334b-4d40-8c84-93fd90a52716/bin/ukojak-verify-EEHR8qb7sm/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: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown