./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w32_d32_e0.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d66fc63-0c51-4100-96c2-e38e473f46c6/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d66fc63-0c51-4100-96c2-e38e473f46c6/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d66fc63-0c51-4100-96c2-e38e473f46c6/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d66fc63-0c51-4100-96c2-e38e473f46c6/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w32_d32_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d66fc63-0c51-4100-96c2-e38e473f46c6/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d66fc63-0c51-4100-96c2-e38e473f46c6/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f47cf78aacf65194fef79baf46fc9683d3c1918ff436d3ab448d61b9df5df9d1 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:31:16,362 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:31:16,475 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d66fc63-0c51-4100-96c2-e38e473f46c6/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-09 00:31:16,485 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:31:16,486 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:31:16,532 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:31:16,533 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:31:16,534 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:31:16,535 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:31:16,536 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:31:16,538 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:31:16,539 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:31:16,539 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:31:16,539 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:31:16,540 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:31:16,540 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:31:16,540 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:31:16,541 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:31:16,541 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:31:16,541 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:31:16,546 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:31:16,547 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:31:16,547 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:31:16,547 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:31:16,548 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:31:16,548 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:31:16,548 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:31:16,549 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:31:16,549 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:31:16,549 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:31:16,553 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d66fc63-0c51-4100-96c2-e38e473f46c6/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d66fc63-0c51-4100-96c2-e38e473f46c6/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f47cf78aacf65194fef79baf46fc9683d3c1918ff436d3ab448d61b9df5df9d1 [2024-11-09 00:31:16,830 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:31:16,864 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:31:16,867 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:31:16,870 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:31:16,871 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:31:16,872 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d66fc63-0c51-4100-96c2-e38e473f46c6/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w32_d32_e0.c Unable to find full path for "g++" [2024-11-09 00:31:19,056 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:31:19,470 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:31:19,472 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d66fc63-0c51-4100-96c2-e38e473f46c6/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w32_d32_e0.c [2024-11-09 00:31:19,500 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d66fc63-0c51-4100-96c2-e38e473f46c6/bin/ukojak-verify-ImItNfHLgk/data/27de5f368/0488137d4fa94beeaa47d7ffc4857e1d/FLAGcec290e87 [2024-11-09 00:31:19,517 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d66fc63-0c51-4100-96c2-e38e473f46c6/bin/ukojak-verify-ImItNfHLgk/data/27de5f368/0488137d4fa94beeaa47d7ffc4857e1d [2024-11-09 00:31:19,520 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:31:19,521 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:31:19,523 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:31:19,523 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:31:19,529 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:31:19,530 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:31:19" (1/1) ... [2024-11-09 00:31:19,532 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dd139f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:19, skipping insertion in model container [2024-11-09 00:31:19,533 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:31:19" (1/1) ... [2024-11-09 00:31:19,636 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:31:19,917 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_1d66fc63-0c51-4100-96c2-e38e473f46c6/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w32_d32_e0.c[1271,1284] [2024-11-09 00:31:20,615 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:31:20,631 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:31:20,645 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_1d66fc63-0c51-4100-96c2-e38e473f46c6/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w32_d32_e0.c[1271,1284] [2024-11-09 00:31:20,969 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:31:20,989 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:31:20,990 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:20 WrapperNode [2024-11-09 00:31:20,990 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:31:20,991 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:31:20,991 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:31:20,991 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:31:21,000 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:20" (1/1) ... [2024-11-09 00:31:21,087 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:20" (1/1) ... [2024-11-09 00:31:21,665 INFO L138 Inliner]: procedures = 17, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 6632 [2024-11-09 00:31:21,665 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:31:21,666 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:31:21,666 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:31:21,667 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:31:21,678 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:20" (1/1) ... [2024-11-09 00:31:21,678 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:20" (1/1) ... [2024-11-09 00:31:21,876 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:20" (1/1) ... [2024-11-09 00:31:21,876 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:20" (1/1) ... [2024-11-09 00:31:22,017 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:20" (1/1) ... [2024-11-09 00:31:22,063 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:20" (1/1) ... [2024-11-09 00:31:22,095 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:20" (1/1) ... [2024-11-09 00:31:22,124 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:20" (1/1) ... [2024-11-09 00:31:22,278 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:31:22,280 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:31:22,280 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:31:22,280 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:31:22,281 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:20" (1/1) ... [2024-11-09 00:31:22,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:31:22,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d66fc63-0c51-4100-96c2-e38e473f46c6/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:31:22,320 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d66fc63-0c51-4100-96c2-e38e473f46c6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:31:22,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d66fc63-0c51-4100-96c2-e38e473f46c6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:31:22,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:31:22,403 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 00:31:22,403 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 00:31:22,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:31:22,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:31:22,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:31:23,206 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:31:23,211 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:31:33,919 INFO L? ?]: Removed 3732 outVars from TransFormulas that were not future-live. [2024-11-09 00:31:33,919 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:31:44,976 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:31:44,976 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:31:44,977 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:31:44 BoogieIcfgContainer [2024-11-09 00:31:44,977 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:31:44,978 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:31:44,979 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:31:44,992 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:31:44,992 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:31:44" (1/1) ... [2024-11-09 00:31:45,002 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:31:45,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:31:45,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2024-11-09 00:31:45,074 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2024-11-09 00:31:45,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-09 00:31:45,079 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:31:45,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:31:57,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:32:06,809 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-11-09 00:32:17,025 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:32:27,742 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:32:37,778 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:32:47,887 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:32:53,456 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.57s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:33:03,461 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:33:13,483 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:33:13,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:33:13,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 38 states and 51 transitions. [2024-11-09 00:33:13,513 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 51 transitions. [2024-11-09 00:33:13,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-09 00:33:13,515 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:33:13,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:34:59,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:34:59,807 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:36:31,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:36:42,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:36:42,901 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) [2024-11-09 00:36:42,906 INFO L158 Benchmark]: Toolchain (without parser) took 323384.28ms. Allocated memory was 138.4MB in the beginning and 5.2GB in the end (delta: 5.1GB). Free memory was 95.5MB in the beginning and 2.0GB in the end (delta: -1.9GB). Peak memory consumption was 3.2GB. Max. memory is 16.1GB. [2024-11-09 00:36:42,906 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 138.4MB. Free memory is still 85.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:36:42,908 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1467.71ms. Allocated memory was 138.4MB in the beginning and 192.9MB in the end (delta: 54.5MB). Free memory was 95.2MB in the beginning and 123.8MB in the end (delta: -28.6MB). Peak memory consumption was 73.2MB. Max. memory is 16.1GB. [2024-11-09 00:36:42,909 INFO L158 Benchmark]: Boogie Procedure Inliner took 674.59ms. Allocated memory was 192.9MB in the beginning and 299.9MB in the end (delta: 107.0MB). Free memory was 123.8MB in the beginning and 160.6MB in the end (delta: -36.7MB). Peak memory consumption was 98.1MB. Max. memory is 16.1GB. [2024-11-09 00:36:42,910 INFO L158 Benchmark]: Boogie Preprocessor took 612.62ms. Allocated memory is still 299.9MB. Free memory was 160.6MB in the beginning and 142.1MB in the end (delta: 18.4MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2024-11-09 00:36:42,911 INFO L158 Benchmark]: RCFGBuilder took 22697.52ms. Allocated memory was 299.9MB in the beginning and 2.9GB in the end (delta: 2.6GB). Free memory was 142.1MB in the beginning and 2.6GB in the end (delta: -2.4GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2024-11-09 00:36:42,912 INFO L158 Benchmark]: CodeCheck took 297926.28ms. Allocated memory was 2.9GB in the beginning and 5.2GB in the end (delta: 2.4GB). Free memory was 2.6GB in the beginning and 2.0GB in the end (delta: 549.4MB). Peak memory consumption was 2.9GB. Max. memory is 16.1GB. [2024-11-09 00:36:42,916 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 0.32ms. Allocated memory is still 138.4MB. Free memory is still 85.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1467.71ms. Allocated memory was 138.4MB in the beginning and 192.9MB in the end (delta: 54.5MB). Free memory was 95.2MB in the beginning and 123.8MB in the end (delta: -28.6MB). Peak memory consumption was 73.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 674.59ms. Allocated memory was 192.9MB in the beginning and 299.9MB in the end (delta: 107.0MB). Free memory was 123.8MB in the beginning and 160.6MB in the end (delta: -36.7MB). Peak memory consumption was 98.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 612.62ms. Allocated memory is still 299.9MB. Free memory was 160.6MB in the beginning and 142.1MB in the end (delta: 18.4MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * RCFGBuilder took 22697.52ms. Allocated memory was 299.9MB in the beginning and 2.9GB in the end (delta: 2.6GB). Free memory was 142.1MB in the beginning and 2.6GB in the end (delta: -2.4GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. * CodeCheck took 297926.28ms. Allocated memory was 2.9GB in the beginning and 5.2GB in the end (delta: 2.4GB). Free memory was 2.6GB in the beginning and 2.0GB in the end (delta: 549.4MB). Peak memory consumption was 2.9GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 00:36:42,983 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d66fc63-0c51-4100-96c2-e38e473f46c6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d66fc63-0c51-4100-96c2-e38e473f46c6/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d66fc63-0c51-4100-96c2-e38e473f46c6/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d66fc63-0c51-4100-96c2-e38e473f46c6/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d66fc63-0c51-4100-96c2-e38e473f46c6/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w32_d32_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d66fc63-0c51-4100-96c2-e38e473f46c6/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d66fc63-0c51-4100-96c2-e38e473f46c6/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f47cf78aacf65194fef79baf46fc9683d3c1918ff436d3ab448d61b9df5df9d1 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:36:45,821 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:36:45,948 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d66fc63-0c51-4100-96c2-e38e473f46c6/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-09 00:36:46,006 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:36:46,009 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:36:46,010 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:36:46,012 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:36:46,015 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:36:46,015 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:36:46,016 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:36:46,016 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:36:46,017 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:36:46,017 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:36:46,018 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:36:46,018 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:36:46,021 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:36:46,024 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:36:46,024 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:36:46,025 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:36:46,025 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:36:46,026 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:36:46,030 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:36:46,031 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:36:46,031 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:36:46,031 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:36:46,032 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:36:46,032 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:36:46,033 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:36:46,033 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:36:46,033 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:36:46,035 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:36:46,036 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:36:46,037 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:36:46,037 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d66fc63-0c51-4100-96c2-e38e473f46c6/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d66fc63-0c51-4100-96c2-e38e473f46c6/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f47cf78aacf65194fef79baf46fc9683d3c1918ff436d3ab448d61b9df5df9d1 [2024-11-09 00:36:46,468 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:36:46,501 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:36:46,508 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:36:46,509 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:36:46,510 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:36:46,511 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d66fc63-0c51-4100-96c2-e38e473f46c6/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w32_d32_e0.c Unable to find full path for "g++" [2024-11-09 00:36:48,765 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:36:49,254 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:36:49,256 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d66fc63-0c51-4100-96c2-e38e473f46c6/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w32_d32_e0.c [2024-11-09 00:36:49,287 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d66fc63-0c51-4100-96c2-e38e473f46c6/bin/ukojak-verify-ImItNfHLgk/data/e79d791f0/cd00bca735c34b49854ab61e14464aec/FLAGecaa21a75 [2024-11-09 00:36:49,311 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d66fc63-0c51-4100-96c2-e38e473f46c6/bin/ukojak-verify-ImItNfHLgk/data/e79d791f0/cd00bca735c34b49854ab61e14464aec [2024-11-09 00:36:49,315 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:36:49,318 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:36:49,321 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:36:49,322 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:36:49,328 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:36:49,330 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:36:49" (1/1) ... [2024-11-09 00:36:49,332 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@284e805e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:49, skipping insertion in model container [2024-11-09 00:36:49,332 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:36:49" (1/1) ... [2024-11-09 00:36:49,441 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:36:49,718 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_1d66fc63-0c51-4100-96c2-e38e473f46c6/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w32_d32_e0.c[1271,1284] [2024-11-09 00:36:50,347 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:36:50,361 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:36:50,378 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_1d66fc63-0c51-4100-96c2-e38e473f46c6/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w32_d32_e0.c[1271,1284] [2024-11-09 00:36:50,618 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:36:50,638 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:36:50,638 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:50 WrapperNode [2024-11-09 00:36:50,639 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:36:50,640 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:36:50,640 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:36:50,640 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:36:50,649 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:50" (1/1) ... [2024-11-09 00:36:50,714 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:50" (1/1) ... [2024-11-09 00:36:50,869 INFO L138 Inliner]: procedures = 17, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2832 [2024-11-09 00:36:50,870 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:36:50,871 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:36:50,871 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:36:50,871 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:36:50,882 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:50" (1/1) ... [2024-11-09 00:36:50,882 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:50" (1/1) ... [2024-11-09 00:36:50,903 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:50" (1/1) ... [2024-11-09 00:36:50,904 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:50" (1/1) ... [2024-11-09 00:36:51,007 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:50" (1/1) ... [2024-11-09 00:36:51,013 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:50" (1/1) ... [2024-11-09 00:36:51,023 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:50" (1/1) ... [2024-11-09 00:36:51,035 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:50" (1/1) ... [2024-11-09 00:36:51,060 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:36:51,061 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:36:51,061 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:36:51,062 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:36:51,062 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:50" (1/1) ... [2024-11-09 00:36:51,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:36:51,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d66fc63-0c51-4100-96c2-e38e473f46c6/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:36:51,101 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d66fc63-0c51-4100-96c2-e38e473f46c6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:36:51,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d66fc63-0c51-4100-96c2-e38e473f46c6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:36:51,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:36:51,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:36:51,127 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 00:36:51,128 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 00:36:51,128 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:36:51,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:36:51,652 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:36:51,654 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:36:55,490 INFO L? ?]: Removed 921 outVars from TransFormulas that were not future-live. [2024-11-09 00:36:55,491 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:36:55,701 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:36:55,701 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:36:55,702 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:36:55 BoogieIcfgContainer [2024-11-09 00:36:55,702 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:36:55,703 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:36:55,703 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:36:55,713 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:36:55,713 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:36:55" (1/1) ... [2024-11-09 00:36:55,725 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:36:55,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:36:55,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2024-11-09 00:36:55,793 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2024-11-09 00:36:55,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-09 00:36:55,798 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:36:55,799 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:36:55,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d66fc63-0c51-4100-96c2-e38e473f46c6/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:36:55,802 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d66fc63-0c51-4100-96c2-e38e473f46c6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:36:55,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d66fc63-0c51-4100-96c2-e38e473f46c6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:36:57,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:36:57,773 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:36:58,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:36:58,465 INFO L255 TraceCheckSpWp]: Trace formula consists of 1080 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-09 00:36:58,483 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:36:59,024 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-11-09 00:36:59,048 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d66fc63-0c51-4100-96c2-e38e473f46c6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-09 00:37:00,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:37:00,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 38 states and 53 transitions. [2024-11-09 00:37:00,215 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 53 transitions. [2024-11-09 00:37:00,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-09 00:37:00,216 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:37:00,217 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:37:00,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d66fc63-0c51-4100-96c2-e38e473f46c6/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:37:00,220 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d66fc63-0c51-4100-96c2-e38e473f46c6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:37:00,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d66fc63-0c51-4100-96c2-e38e473f46c6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:37:03,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:37:03,555 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:37:04,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:37:04,816 INFO L255 TraceCheckSpWp]: Trace formula consists of 2078 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-09 00:37:04,838 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:37:06,410 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 4 proven. 25 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-11-09 00:37:06,449 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d66fc63-0c51-4100-96c2-e38e473f46c6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-09 00:37:11,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:37:11,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 68 states and 103 transitions. [2024-11-09 00:37:11,998 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 103 transitions. [2024-11-09 00:37:12,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-09 00:37:12,006 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:37:12,006 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:37:12,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d66fc63-0c51-4100-96c2-e38e473f46c6/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:37:12,008 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d66fc63-0c51-4100-96c2-e38e473f46c6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:37:12,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d66fc63-0c51-4100-96c2-e38e473f46c6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 00:37:16,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:37:16,681 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:37:18,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:37:18,419 INFO L255 TraceCheckSpWp]: Trace formula consists of 3076 conjuncts, 137 conjuncts are in the unsatisfiable core [2024-11-09 00:37:18,479 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:38:21,350 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d66fc63-0c51-4100-96c2-e38e473f46c6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-11-09 00:38:21,351 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d66fc63-0c51-4100-96c2-e38e473f46c6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 101 [2024-11-09 00:38:21,397 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d66fc63-0c51-4100-96c2-e38e473f46c6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-09 00:38:21,397 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.AssertionError: No Interpolants at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:138) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:467) 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) [2024-11-09 00:38:21,403 INFO L158 Benchmark]: Toolchain (without parser) took 92083.94ms. Allocated memory was 98.6MB in the beginning and 528.5MB in the end (delta: 429.9MB). Free memory was 70.1MB in the beginning and 261.8MB in the end (delta: -191.7MB). Peak memory consumption was 239.9MB. Max. memory is 16.1GB. [2024-11-09 00:38:21,403 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 71.3MB. Free memory is still 47.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:38:21,404 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1317.87ms. Allocated memory is still 98.6MB. Free memory was 69.8MB in the beginning and 58.7MB in the end (delta: 11.1MB). Peak memory consumption was 49.9MB. Max. memory is 16.1GB. [2024-11-09 00:38:21,405 INFO L158 Benchmark]: Boogie Procedure Inliner took 230.02ms. Allocated memory is still 98.6MB. Free memory was 58.7MB in the beginning and 38.6MB in the end (delta: 20.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-09 00:38:21,405 INFO L158 Benchmark]: Boogie Preprocessor took 189.85ms. Allocated memory was 98.6MB in the beginning and 127.9MB in the end (delta: 29.4MB). Free memory was 38.6MB in the beginning and 72.3MB in the end (delta: -33.7MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. [2024-11-09 00:38:21,407 INFO L158 Benchmark]: RCFGBuilder took 4641.02ms. Allocated memory was 127.9MB in the beginning and 224.4MB in the end (delta: 96.5MB). Free memory was 72.3MB in the beginning and 152.8MB in the end (delta: -80.4MB). Peak memory consumption was 119.4MB. Max. memory is 16.1GB. [2024-11-09 00:38:21,409 INFO L158 Benchmark]: CodeCheck took 85697.16ms. Allocated memory was 224.4MB in the beginning and 528.5MB in the end (delta: 304.1MB). Free memory was 152.8MB in the beginning and 261.8MB in the end (delta: -109.0MB). Peak memory consumption was 195.5MB. Max. memory is 16.1GB. [2024-11-09 00:38:21,416 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: AssertionError: No Interpolants de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: AssertionError: No Interpolants: de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:138) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 71.3MB. Free memory is still 47.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1317.87ms. Allocated memory is still 98.6MB. Free memory was 69.8MB in the beginning and 58.7MB in the end (delta: 11.1MB). Peak memory consumption was 49.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 230.02ms. Allocated memory is still 98.6MB. Free memory was 58.7MB in the beginning and 38.6MB in the end (delta: 20.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 189.85ms. Allocated memory was 98.6MB in the beginning and 127.9MB in the end (delta: 29.4MB). Free memory was 38.6MB in the beginning and 72.3MB in the end (delta: -33.7MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. * RCFGBuilder took 4641.02ms. Allocated memory was 127.9MB in the beginning and 224.4MB in the end (delta: 96.5MB). Free memory was 72.3MB in the beginning and 152.8MB in the end (delta: -80.4MB). Peak memory consumption was 119.4MB. Max. memory is 16.1GB. * CodeCheck took 85697.16ms. Allocated memory was 224.4MB in the beginning and 528.5MB in the end (delta: 304.1MB). Free memory was 152.8MB in the beginning and 261.8MB in the end (delta: -109.0MB). Peak memory consumption was 195.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: No Interpolants