./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/bin/ukojak-verify-ENZ3QT5qd3 --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 260fe965b90ef3e416f91a3db2bee0bb860d5ab225efa939b96f89bde803836c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:46:45,553 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:46:45,671 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 03:46:45,681 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:46:45,681 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:46:45,727 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:46:45,729 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:46:45,729 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:46:45,730 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:46:45,730 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:46:45,732 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:46:45,732 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:46:45,732 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:46:45,732 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:46:45,732 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:46:45,732 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:46:45,732 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:46:45,732 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:46:45,733 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:46:45,733 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:46:45,733 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:46:45,733 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:46:45,733 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:46:45,733 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:46:45,733 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:46:45,733 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:46:45,733 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:46:45,734 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:46:45,735 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:46:45,735 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:46:45,736 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:46:45,736 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:46:45,736 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:46:45,736 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_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/bin/ukojak-verify-ENZ3QT5qd3 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 -> 260fe965b90ef3e416f91a3db2bee0bb860d5ab225efa939b96f89bde803836c [2024-11-25 03:46:46,096 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:46:46,105 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:46:46,108 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:46:46,109 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:46:46,110 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:46:46,111 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound2.c [2024-11-25 03:46:49,226 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/bin/ukojak-verify-ENZ3QT5qd3/data/56ad44b1d/5c03da3b7e714d579411e416cbca74cf/FLAGbd0969538 [2024-11-25 03:46:49,502 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:46:49,503 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound2.c [2024-11-25 03:46:49,519 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/bin/ukojak-verify-ENZ3QT5qd3/data/56ad44b1d/5c03da3b7e714d579411e416cbca74cf/FLAGbd0969538 [2024-11-25 03:46:49,561 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/bin/ukojak-verify-ENZ3QT5qd3/data/56ad44b1d/5c03da3b7e714d579411e416cbca74cf [2024-11-25 03:46:49,563 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:46:49,565 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:46:49,566 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:46:49,566 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:46:49,571 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:46:49,572 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:46:49" (1/1) ... [2024-11-25 03:46:49,576 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15f79beb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:46:49, skipping insertion in model container [2024-11-25 03:46:49,577 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:46:49" (1/1) ... [2024-11-25 03:46:49,596 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:46:49,787 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_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound2.c[537,550] [2024-11-25 03:46:49,813 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:46:49,825 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:46:49,838 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_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound2.c[537,550] [2024-11-25 03:46:49,850 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:46:49,873 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:46:49,874 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:46:49 WrapperNode [2024-11-25 03:46:49,874 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:46:49,876 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:46:49,877 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:46:49,877 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:46:49,887 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:46:49" (1/1) ... [2024-11-25 03:46:49,894 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:46:49" (1/1) ... [2024-11-25 03:46:49,913 INFO L138 Inliner]: procedures = 14, calls = 20, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 55 [2024-11-25 03:46:49,914 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:46:49,915 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:46:49,916 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:46:49,916 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:46:49,924 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:46:49" (1/1) ... [2024-11-25 03:46:49,924 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:46:49" (1/1) ... [2024-11-25 03:46:49,926 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:46:49" (1/1) ... [2024-11-25 03:46:49,926 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:46:49" (1/1) ... [2024-11-25 03:46:49,929 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:46:49" (1/1) ... [2024-11-25 03:46:49,930 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:46:49" (1/1) ... [2024-11-25 03:46:49,937 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:46:49" (1/1) ... [2024-11-25 03:46:49,942 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:46:49" (1/1) ... [2024-11-25 03:46:49,942 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:46:49" (1/1) ... [2024-11-25 03:46:49,944 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:46:49,948 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:46:49,948 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:46:49,948 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:46:49,949 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:46:49" (1/1) ... [2024-11-25 03:46:49,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:46:49,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:46:49,984 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:46:49,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:46:50,017 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:46:50,017 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 03:46:50,017 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 03:46:50,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 03:46:50,018 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:46:50,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:46:50,018 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 03:46:50,018 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 03:46:50,087 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:46:50,089 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:46:50,255 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-25 03:46:50,256 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:46:50,295 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:46:50,296 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 03:46:50,296 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:46:50 BoogieIcfgContainer [2024-11-25 03:46:50,296 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:46:50,297 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:46:50,297 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:46:50,308 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:46:50,308 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:46:50" (1/1) ... [2024-11-25 03:46:50,319 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:46:50,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:46:50,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2024-11-25 03:46:50,392 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2024-11-25 03:46:50,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-25 03:46:50,397 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:46:50,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:46:50,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:46:50,574 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 03:46:50,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:46:50,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2024-11-25 03:46:50,613 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2024-11-25 03:46:50,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-25 03:46:50,614 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:46:50,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:46:50,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:46:50,843 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 03:46:50,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:46:50,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 23 states and 29 transitions. [2024-11-25 03:46:50,980 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2024-11-25 03:46:50,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-25 03:46:50,980 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:46:50,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:46:51,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:46:51,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:46:51,137 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-25 03:46:51,142 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:46:51,368 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 03:46:51,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:46:51,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 28 states and 39 transitions. [2024-11-25 03:46:51,780 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 39 transitions. [2024-11-25 03:46:51,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-25 03:46:51,784 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:46:51,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:46:51,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:46:52,299 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 03:46:54,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:46:54,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 29 states and 39 transitions. [2024-11-25 03:46:54,157 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2024-11-25 03:46:54,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-25 03:46:54,158 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:46:54,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:46:54,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:46:57,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:46:57,922 INFO L256 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-25 03:46:57,926 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:46:58,821 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 03:47:09,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:47:09,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 33 states and 49 transitions. [2024-11-25 03:47:09,425 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 49 transitions. [2024-11-25 03:47:09,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-25 03:47:09,426 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:47:09,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:47:09,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:47:09,792 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 03:47:10,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:47:10,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 37 states and 56 transitions. [2024-11-25 03:47:10,586 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 56 transitions. [2024-11-25 03:47:10,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-25 03:47:10,587 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:47:10,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:47:10,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:47:11,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:47:11,330 INFO L256 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-25 03:47:11,333 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:47:11,645 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 03:47:16,555 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.23s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-25 03:47:17,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:47:17,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 39 states and 60 transitions. [2024-11-25 03:47:17,350 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 60 transitions. [2024-11-25 03:47:17,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-25 03:47:17,351 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:47:17,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:47:17,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:47:17,802 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-25 03:47:30,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:47:30,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 32 states and 41 transitions. [2024-11-25 03:47:30,764 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 41 transitions. [2024-11-25 03:47:30,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-25 03:47:30,765 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:47:30,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:47:30,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:47:40,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:47:40,921 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) [2024-11-25 03:47:40,927 INFO L158 Benchmark]: Toolchain (without parser) took 51361.82ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 94.3MB in the beginning and 143.0MB in the end (delta: -48.7MB). Peak memory consumption was 181.4MB. Max. memory is 16.1GB. [2024-11-25 03:47:40,927 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 167.8MB. Free memory is still 103.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:47:40,928 INFO L158 Benchmark]: CACSL2BoogieTranslator took 308.81ms. Allocated memory is still 117.4MB. Free memory was 93.9MB in the beginning and 82.9MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:47:40,928 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.19ms. Allocated memory is still 117.4MB. Free memory was 82.9MB in the beginning and 81.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:47:40,929 INFO L158 Benchmark]: Boogie Preprocessor took 31.90ms. Allocated memory is still 117.4MB. Free memory was 81.5MB in the beginning and 80.8MB in the end (delta: 684.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:47:40,929 INFO L158 Benchmark]: RCFGBuilder took 348.28ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 67.8MB in the end (delta: 13.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 03:47:40,930 INFO L158 Benchmark]: CodeCheck took 50628.79ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 67.8MB in the beginning and 143.0MB in the end (delta: -75.2MB). Peak memory consumption was 156.2MB. Max. memory is 16.1GB. [2024-11-25 03:47:40,933 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 0.40ms. Allocated memory is still 167.8MB. Free memory is still 103.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 308.81ms. Allocated memory is still 117.4MB. Free memory was 93.9MB in the beginning and 82.9MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.19ms. Allocated memory is still 117.4MB. Free memory was 82.9MB in the beginning and 81.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 31.90ms. Allocated memory is still 117.4MB. Free memory was 81.5MB in the beginning and 80.8MB in the end (delta: 684.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 348.28ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 67.8MB in the end (delta: 13.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 50628.79ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 67.8MB in the beginning and 143.0MB in the end (delta: -75.2MB). Peak memory consumption was 156.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 03:47:40,994 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/bin/ukojak-verify-ENZ3QT5qd3/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_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/bin/ukojak-verify-ENZ3QT5qd3 --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 260fe965b90ef3e416f91a3db2bee0bb860d5ab225efa939b96f89bde803836c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:47:43,937 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:47:44,056 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 03:47:44,118 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:47:44,119 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:47:44,119 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:47:44,120 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:47:44,120 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:47:44,120 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:47:44,120 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:47:44,120 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:47:44,120 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:47:44,121 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:47:44,121 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:47:44,121 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:47:44,121 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:47:44,121 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 03:47:44,121 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 03:47:44,121 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 03:47:44,121 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:47:44,121 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:47:44,127 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:47:44,127 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:47:44,127 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:47:44,127 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:47:44,127 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:47:44,127 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:47:44,128 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 03:47:44,128 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:47:44,128 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:47:44,128 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:47:44,128 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:47:44,128 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:47:44,128 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 03:47:44,128 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:47:44,129 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 03:47:44,129 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_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/bin/ukojak-verify-ENZ3QT5qd3 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 -> 260fe965b90ef3e416f91a3db2bee0bb860d5ab225efa939b96f89bde803836c [2024-11-25 03:47:44,481 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:47:44,491 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:47:44,494 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:47:44,495 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:47:44,496 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:47:44,497 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound2.c [2024-11-25 03:47:47,553 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/bin/ukojak-verify-ENZ3QT5qd3/data/4bfaeb3ef/02803a6067c141bcbac8d94ed461f3c2/FLAGb153c18ec [2024-11-25 03:47:47,879 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:47:47,880 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound2.c [2024-11-25 03:47:47,895 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/bin/ukojak-verify-ENZ3QT5qd3/data/4bfaeb3ef/02803a6067c141bcbac8d94ed461f3c2/FLAGb153c18ec [2024-11-25 03:47:48,155 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/bin/ukojak-verify-ENZ3QT5qd3/data/4bfaeb3ef/02803a6067c141bcbac8d94ed461f3c2 [2024-11-25 03:47:48,158 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:47:48,160 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:47:48,161 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:47:48,161 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:47:48,169 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:47:48,170 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:47:48" (1/1) ... [2024-11-25 03:47:48,171 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b25037a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:47:48, skipping insertion in model container [2024-11-25 03:47:48,171 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:47:48" (1/1) ... [2024-11-25 03:47:48,187 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:47:48,365 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_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound2.c[537,550] [2024-11-25 03:47:48,385 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:47:48,400 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:47:48,412 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_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound2.c[537,550] [2024-11-25 03:47:48,419 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:47:48,436 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:47:48,436 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:47:48 WrapperNode [2024-11-25 03:47:48,437 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:47:48,438 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:47:48,438 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:47:48,438 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:47:48,445 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:47:48" (1/1) ... [2024-11-25 03:47:48,454 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:47:48" (1/1) ... [2024-11-25 03:47:48,472 INFO L138 Inliner]: procedures = 14, calls = 20, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 55 [2024-11-25 03:47:48,472 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:47:48,473 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:47:48,473 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:47:48,473 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:47:48,480 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:47:48" (1/1) ... [2024-11-25 03:47:48,481 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:47:48" (1/1) ... [2024-11-25 03:47:48,483 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:47:48" (1/1) ... [2024-11-25 03:47:48,483 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:47:48" (1/1) ... [2024-11-25 03:47:48,489 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:47:48" (1/1) ... [2024-11-25 03:47:48,490 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:47:48" (1/1) ... [2024-11-25 03:47:48,494 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:47:48" (1/1) ... [2024-11-25 03:47:48,495 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:47:48" (1/1) ... [2024-11-25 03:47:48,496 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:47:48" (1/1) ... [2024-11-25 03:47:48,498 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:47:48,499 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:47:48,499 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:47:48,499 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:47:48,500 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:47:48" (1/1) ... [2024-11-25 03:47:48,507 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:47:48,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:47:48,540 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:47:48,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:47:48,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:47:48,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 03:47:48,583 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 03:47:48,584 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 03:47:48,584 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:47:48,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:47:48,584 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 03:47:48,584 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 03:47:48,681 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:47:48,684 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:47:48,923 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-25 03:47:48,924 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:47:49,016 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:47:49,017 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 03:47:49,017 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:47:49 BoogieIcfgContainer [2024-11-25 03:47:49,019 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:47:49,020 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:47:49,020 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:47:49,033 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:47:49,034 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:47:49" (1/1) ... [2024-11-25 03:47:49,043 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:47:49,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:47:49,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2024-11-25 03:47:49,107 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2024-11-25 03:47:49,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-25 03:47:49,113 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:47:49,113 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:47:49,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:47:49,118 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:47:49,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 03:47:49,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:47:49,245 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:47:49,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:47:49,326 INFO L256 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-25 03:47:49,331 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:47:49,363 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 03:47:49,365 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-25 03:47:49,368 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 03:47:49,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:47:49,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2024-11-25 03:47:49,414 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2024-11-25 03:47:49,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-25 03:47:49,415 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:47:49,415 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:47:49,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:47:49,418 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:47:49,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 03:47:49,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:47:49,542 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:47:49,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:47:49,607 INFO L256 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-25 03:47:49,609 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:47:49,768 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 03:47:49,775 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-25 03:47:49,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:47:49,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2024-11-25 03:47:49,975 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2024-11-25 03:47:49,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-25 03:47:49,976 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:47:49,976 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:47:49,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:47:49,979 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:47:49,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 03:47:50,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:47:50,132 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:48:00,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:48:00,319 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-25 03:48:00,320 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) [2024-11-25 03:48:00,325 INFO L158 Benchmark]: Toolchain (without parser) took 12165.29ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 79.5MB in the end (delta: 13.3MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2024-11-25 03:48:00,326 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 117.4MB. Free memory is still 84.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:48:00,327 INFO L158 Benchmark]: CACSL2BoogieTranslator took 276.13ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 81.0MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:48:00,327 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.33ms. Allocated memory is still 117.4MB. Free memory was 81.0MB in the beginning and 79.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:48:00,327 INFO L158 Benchmark]: Boogie Preprocessor took 25.48ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 78.9MB in the end (delta: 967.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:48:00,328 INFO L158 Benchmark]: RCFGBuilder took 519.90ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 64.3MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 03:48:00,328 INFO L158 Benchmark]: CodeCheck took 11304.34ms. Allocated memory is still 117.4MB. Free memory was 64.2MB in the beginning and 79.5MB in the end (delta: -15.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:48:00,331 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 0.41ms. Allocated memory is still 117.4MB. Free memory is still 84.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 276.13ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 81.0MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.33ms. Allocated memory is still 117.4MB. Free memory was 81.0MB in the beginning and 79.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 25.48ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 78.9MB in the end (delta: 967.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 519.90ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 64.3MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 11304.34ms. Allocated memory is still 117.4MB. Free memory was 64.2MB in the beginning and 79.5MB in the end (delta: -15.4MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 03:48:00,361 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e66cfe-808a-4be9-bbdf-58e86cdc8ecc/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown