./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_49468fd4-3c41-4639-884b-7455bc2a6eab/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49468fd4-3c41-4639-884b-7455bc2a6eab/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49468fd4-3c41-4639-884b-7455bc2a6eab/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49468fd4-3c41-4639-884b-7455bc2a6eab/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49468fd4-3c41-4639-884b-7455bc2a6eab/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49468fd4-3c41-4639-884b-7455bc2a6eab/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 99f48cdcb9a25adc64e4307e90599f4e37a0b97f677ff29ab3d60f24a1c8e980 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:38:29,378 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:38:29,445 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49468fd4-3c41-4639-884b-7455bc2a6eab/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 01:38:29,450 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:38:29,451 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:38:29,474 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:38:29,475 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:38:29,476 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:38:29,477 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:38:29,477 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:38:29,478 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:38:29,478 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:38:29,479 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:38:29,479 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:38:29,480 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:38:29,480 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:38:29,481 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:38:29,481 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:38:29,482 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:38:29,482 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 01:38:29,483 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 01:38:29,483 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:38:29,484 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:38:29,484 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:38:29,484 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:38:29,485 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:38:29,485 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:38:29,485 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:38:29,486 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:38:29,486 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:38:29,487 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:38:29,487 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:38:29,487 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:38:29,487 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:38:29,488 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:38:29,488 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_49468fd4-3c41-4639-884b-7455bc2a6eab/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49468fd4-3c41-4639-884b-7455bc2a6eab/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 99f48cdcb9a25adc64e4307e90599f4e37a0b97f677ff29ab3d60f24a1c8e980 [2023-12-03 01:38:29,700 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:38:29,725 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:38:29,727 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:38:29,729 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:38:29,729 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:38:29,730 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49468fd4-3c41-4639-884b-7455bc2a6eab/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i [2023-12-03 01:38:32,423 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:38:32,681 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:38:32,681 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49468fd4-3c41-4639-884b-7455bc2a6eab/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i [2023-12-03 01:38:32,699 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49468fd4-3c41-4639-884b-7455bc2a6eab/bin/ukojak-verify-Qdu7aM0XO9/data/ac56785c5/cc3448bec2904848b79530d94ca5b420/FLAG7d7a21168 [2023-12-03 01:38:32,712 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49468fd4-3c41-4639-884b-7455bc2a6eab/bin/ukojak-verify-Qdu7aM0XO9/data/ac56785c5/cc3448bec2904848b79530d94ca5b420 [2023-12-03 01:38:32,714 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:38:32,715 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:38:32,716 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:38:32,717 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:38:32,721 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:38:32,721 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:38:32" (1/1) ... [2023-12-03 01:38:32,722 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30f42662 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:38:32, skipping insertion in model container [2023-12-03 01:38:32,722 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:38:32" (1/1) ... [2023-12-03 01:38:32,789 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:38:33,250 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:38:33,261 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:38:33,344 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:38:33,427 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:38:33,435 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:38:33,435 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:38:33 WrapperNode [2023-12-03 01:38:33,435 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:38:33,436 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:38:33,437 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:38:33,437 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:38:33,445 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:38:33" (1/1) ... [2023-12-03 01:38:33,477 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:38:33" (1/1) ... [2023-12-03 01:38:33,542 INFO L138 Inliner]: procedures = 176, calls = 331, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1500 [2023-12-03 01:38:33,542 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:38:33,543 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:38:33,543 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:38:33,543 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:38:33,553 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:38:33" (1/1) ... [2023-12-03 01:38:33,553 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:38:33" (1/1) ... [2023-12-03 01:38:33,564 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:38:33" (1/1) ... [2023-12-03 01:38:33,564 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:38:33" (1/1) ... [2023-12-03 01:38:33,624 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:38:33" (1/1) ... [2023-12-03 01:38:33,644 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:38:33" (1/1) ... [2023-12-03 01:38:33,651 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:38:33" (1/1) ... [2023-12-03 01:38:33,659 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:38:33" (1/1) ... [2023-12-03 01:38:33,672 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:38:33,673 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:38:33,673 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:38:33,673 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:38:33,674 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:38:33" (1/1) ... [2023-12-03 01:38:33,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:38:33,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49468fd4-3c41-4639-884b-7455bc2a6eab/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:38:33,705 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49468fd4-3c41-4639-884b-7455bc2a6eab/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:38:33,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49468fd4-3c41-4639-884b-7455bc2a6eab/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:38:33,738 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-03 01:38:33,738 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-03 01:38:33,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 01:38:33,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 01:38:33,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-03 01:38:33,739 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-03 01:38:33,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 01:38:33,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:38:33,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 01:38:33,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 01:38:33,739 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-03 01:38:33,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 01:38:33,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:38:33,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:38:33,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:38:33,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:38:33,955 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:38:33,957 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:38:35,321 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:38:36,890 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:38:36,890 INFO L309 CfgBuilder]: Removed 72 assume(true) statements. [2023-12-03 01:38:36,892 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:38:36 BoogieIcfgContainer [2023-12-03 01:38:36,892 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:38:36,893 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:38:36,893 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:38:36,904 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:38:36,904 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:38:36" (1/1) ... [2023-12-03 01:38:36,913 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:38:36,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:38:36,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 144 states and 237 transitions. [2023-12-03 01:38:36,972 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 237 transitions. [2023-12-03 01:38:36,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 01:38:36,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:38:36,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:38:37,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:38:37,157 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 01:38:37,164 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:38:37,232 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-12-03 01:38:37,283 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 01:38:37,285 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-12-03 01:38:37,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 01:38:37,292 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-12-03 01:38:37,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:38:37,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:38:37,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 147 states and 242 transitions. [2023-12-03 01:38:37,359 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 242 transitions. [2023-12-03 01:38:37,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 01:38:37,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:38:37,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:38:37,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:38:37,442 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 01:38:37,445 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:38:37,454 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-12-03 01:38:37,479 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 01:38:37,480 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-12-03 01:38:37,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 01:38:37,486 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-12-03 01:38:37,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:38:37,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:38:37,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 148 states and 243 transitions. [2023-12-03 01:38:37,509 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 243 transitions. [2023-12-03 01:38:37,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 01:38:37,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:38:37,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:38:37,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:38:37,632 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:38:37,634 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:38:37,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:38:37,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:38:37,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 148 states and 241 transitions. [2023-12-03 01:38:37,643 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 241 transitions. [2023-12-03 01:38:37,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 01:38:37,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:38:37,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:38:37,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:38:37,750 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:38:37,752 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:38:37,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:38:37,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:38:37,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 148 states and 237 transitions. [2023-12-03 01:38:37,761 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 237 transitions. [2023-12-03 01:38:37,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 01:38:37,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:38:37,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:38:37,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:38:37,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:38:38,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:38:38,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 148 states and 231 transitions. [2023-12-03 01:38:38,009 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 231 transitions. [2023-12-03 01:38:38,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 01:38:38,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:38:38,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:38:38,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:38:38,111 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:38:38,113 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:38:38,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:38:38,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:38:38,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 148 states and 225 transitions. [2023-12-03 01:38:38,122 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 225 transitions. [2023-12-03 01:38:38,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 01:38:38,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:38:38,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:38:38,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:38:38,302 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:38:38,305 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:38:38,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:38:48,335 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:38:48,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:38:48,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 148 states and 219 transitions. [2023-12-03 01:38:48,434 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 219 transitions. [2023-12-03 01:38:48,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 01:38:48,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:38:48,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:38:48,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:38:48,698 INFO L262 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:38:48,701 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:38:48,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:38:59,137 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:39:09,164 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:39:19,192 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:39:29,239 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:39:29,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:39:29,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 163 states and 237 transitions. [2023-12-03 01:39:29,273 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 237 transitions. [2023-12-03 01:39:29,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 01:39:29,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:39:29,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:39:29,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:39:29,456 INFO L262 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:39:29,459 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:39:29,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:39:29,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:39:29,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 163 states and 235 transitions. [2023-12-03 01:39:29,471 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 235 transitions. [2023-12-03 01:39:29,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 01:39:29,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:39:29,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:39:29,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:39:29,679 INFO L262 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:39:29,682 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:39:29,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:39:29,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:39:29,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 163 states and 233 transitions. [2023-12-03 01:39:29,692 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 233 transitions. [2023-12-03 01:39:29,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 01:39:29,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:39:29,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:39:29,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:39:29,913 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:39:29,915 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:39:29,918 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:39:39,929 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 [] [2023-12-03 01:39:39,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:39:39,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 163 states and 231 transitions. [2023-12-03 01:39:39,992 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 231 transitions. [2023-12-03 01:39:39,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 01:39:39,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:39:39,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:39:40,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:39:40,238 INFO L262 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:39:40,241 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:39:40,368 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:39:50,394 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:40:00,447 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:40:10,497 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:40:20,527 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:40:20,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:40:20,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 166 states and 233 transitions. [2023-12-03 01:40:20,577 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 233 transitions. [2023-12-03 01:40:20,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 01:40:20,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:40:20,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:40:29,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:40:29,284 INFO L262 TraceCheckSpWp]: Trace formula consists of 462 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:40:29,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:40:29,367 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:40:29,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:40:29,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 168 states and 237 transitions. [2023-12-03 01:40:29,492 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 237 transitions. [2023-12-03 01:40:29,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 01:40:29,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:40:29,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:40:39,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 01:40:39,795 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:488) 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) [2023-12-03 01:40:39,798 INFO L158 Benchmark]: Toolchain (without parser) took 127081.78ms. Allocated memory was 153.1MB in the beginning and 243.3MB in the end (delta: 90.2MB). Free memory was 112.2MB in the beginning and 167.4MB in the end (delta: -55.2MB). Peak memory consumption was 151.7MB. Max. memory is 16.1GB. [2023-12-03 01:40:39,798 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 117.4MB. Free memory was 85.1MB in the beginning and 85.1MB in the end (delta: 26.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:40:39,799 INFO L158 Benchmark]: CACSL2BoogieTranslator took 719.15ms. Allocated memory is still 153.1MB. Free memory was 111.9MB in the beginning and 116.9MB in the end (delta: -5.1MB). Peak memory consumption was 44.1MB. Max. memory is 16.1GB. [2023-12-03 01:40:39,799 INFO L158 Benchmark]: Boogie Procedure Inliner took 106.14ms. Allocated memory is still 153.1MB. Free memory was 116.9MB in the beginning and 107.8MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-03 01:40:39,800 INFO L158 Benchmark]: Boogie Preprocessor took 129.22ms. Allocated memory is still 153.1MB. Free memory was 107.8MB in the beginning and 98.1MB in the end (delta: 9.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 01:40:39,801 INFO L158 Benchmark]: RCFGBuilder took 3219.27ms. Allocated memory was 153.1MB in the beginning and 243.3MB in the end (delta: 90.2MB). Free memory was 98.1MB in the beginning and 129.4MB in the end (delta: -31.3MB). Peak memory consumption was 101.6MB. Max. memory is 16.1GB. [2023-12-03 01:40:39,801 INFO L158 Benchmark]: CodeCheck took 122903.67ms. Allocated memory is still 243.3MB. Free memory was 129.4MB in the beginning and 167.4MB in the end (delta: -38.0MB). Peak memory consumption was 77.3MB. Max. memory is 16.1GB. [2023-12-03 01:40:39,804 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:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 117.4MB. Free memory was 85.1MB in the beginning and 85.1MB in the end (delta: 26.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 719.15ms. Allocated memory is still 153.1MB. Free memory was 111.9MB in the beginning and 116.9MB in the end (delta: -5.1MB). Peak memory consumption was 44.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 106.14ms. Allocated memory is still 153.1MB. Free memory was 116.9MB in the beginning and 107.8MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 129.22ms. Allocated memory is still 153.1MB. Free memory was 107.8MB in the beginning and 98.1MB in the end (delta: 9.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 3219.27ms. Allocated memory was 153.1MB in the beginning and 243.3MB in the end (delta: 90.2MB). Free memory was 98.1MB in the beginning and 129.4MB in the end (delta: -31.3MB). Peak memory consumption was 101.6MB. Max. memory is 16.1GB. * CodeCheck took 122903.67ms. Allocated memory is still 243.3MB. Free memory was 129.4MB in the beginning and 167.4MB in the end (delta: -38.0MB). Peak memory consumption was 77.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 01:40:39,901 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49468fd4-3c41-4639-884b-7455bc2a6eab/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49468fd4-3c41-4639-884b-7455bc2a6eab/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49468fd4-3c41-4639-884b-7455bc2a6eab/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49468fd4-3c41-4639-884b-7455bc2a6eab/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49468fd4-3c41-4639-884b-7455bc2a6eab/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49468fd4-3c41-4639-884b-7455bc2a6eab/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49468fd4-3c41-4639-884b-7455bc2a6eab/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 99f48cdcb9a25adc64e4307e90599f4e37a0b97f677ff29ab3d60f24a1c8e980 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:40:41,650 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:40:41,726 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49468fd4-3c41-4639-884b-7455bc2a6eab/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-03 01:40:41,756 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:40:41,757 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:40:41,758 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:40:41,759 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:40:41,759 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:40:41,760 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:40:41,760 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:40:41,761 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:40:41,762 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:40:41,762 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:40:41,763 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:40:41,763 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:40:41,764 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:40:41,764 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 01:40:41,765 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 01:40:41,765 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 01:40:41,766 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 01:40:41,766 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 01:40:41,769 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:40:41,769 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:40:41,769 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:40:41,770 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:40:41,770 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:40:41,770 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:40:41,770 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:40:41,771 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 01:40:41,771 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:40:41,772 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:40:41,772 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:40:41,772 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:40:41,773 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:40:41,773 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 01:40:41,773 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:40:41,773 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:40:41,773 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 01:40:41,774 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 01:40:41,774 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_49468fd4-3c41-4639-884b-7455bc2a6eab/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49468fd4-3c41-4639-884b-7455bc2a6eab/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 99f48cdcb9a25adc64e4307e90599f4e37a0b97f677ff29ab3d60f24a1c8e980 [2023-12-03 01:40:42,078 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:40:42,098 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:40:42,100 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:40:42,102 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:40:42,102 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:40:42,104 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49468fd4-3c41-4639-884b-7455bc2a6eab/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i [2023-12-03 01:40:44,866 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:40:45,127 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:40:45,128 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49468fd4-3c41-4639-884b-7455bc2a6eab/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i [2023-12-03 01:40:45,146 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49468fd4-3c41-4639-884b-7455bc2a6eab/bin/ukojak-verify-Qdu7aM0XO9/data/4c462f988/d4c132029bb14d87b03bec3fcdb0dcce/FLAG2e745f041 [2023-12-03 01:40:45,160 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49468fd4-3c41-4639-884b-7455bc2a6eab/bin/ukojak-verify-Qdu7aM0XO9/data/4c462f988/d4c132029bb14d87b03bec3fcdb0dcce [2023-12-03 01:40:45,163 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:40:45,164 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:40:45,166 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:40:45,166 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:40:45,170 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:40:45,171 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:40:45" (1/1) ... [2023-12-03 01:40:45,172 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31703d70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:40:45, skipping insertion in model container [2023-12-03 01:40:45,173 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:40:45" (1/1) ... [2023-12-03 01:40:45,249 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:40:45,711 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:40:45,725 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-03 01:40:45,736 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:40:45,819 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:40:45,824 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:40:45,902 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:40:45,930 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:40:45,935 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:40:45,936 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:40:45 WrapperNode [2023-12-03 01:40:45,936 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:40:45,936 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:40:45,937 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:40:45,937 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:40:45,942 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:40:45" (1/1) ... [2023-12-03 01:40:45,974 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:40:45" (1/1) ... [2023-12-03 01:40:46,041 INFO L138 Inliner]: procedures = 179, calls = 331, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1166 [2023-12-03 01:40:46,042 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:40:46,042 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:40:46,042 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:40:46,043 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:40:46,052 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:40:45" (1/1) ... [2023-12-03 01:40:46,052 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:40:45" (1/1) ... [2023-12-03 01:40:46,065 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:40:45" (1/1) ... [2023-12-03 01:40:46,065 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:40:45" (1/1) ... [2023-12-03 01:40:46,120 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:40:45" (1/1) ... [2023-12-03 01:40:46,132 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:40:45" (1/1) ... [2023-12-03 01:40:46,138 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:40:45" (1/1) ... [2023-12-03 01:40:46,145 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:40:45" (1/1) ... [2023-12-03 01:40:46,158 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:40:46,159 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:40:46,159 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:40:46,159 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:40:46,160 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:40:45" (1/1) ... [2023-12-03 01:40:46,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:40:46,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49468fd4-3c41-4639-884b-7455bc2a6eab/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:40:46,186 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49468fd4-3c41-4639-884b-7455bc2a6eab/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:40:46,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49468fd4-3c41-4639-884b-7455bc2a6eab/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:40:46,228 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-03 01:40:46,229 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-03 01:40:46,229 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-12-03 01:40:46,229 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 01:40:46,229 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-03 01:40:46,229 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-03 01:40:46,229 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 01:40:46,229 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:40:46,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 01:40:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 01:40:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-03 01:40:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 01:40:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:40:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 01:40:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 01:40:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:40:46,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:40:46,453 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:40:46,455 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:41:00,556 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:41:01,045 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:41:01,045 INFO L309 CfgBuilder]: Removed 72 assume(true) statements. [2023-12-03 01:41:01,047 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:41:01 BoogieIcfgContainer [2023-12-03 01:41:01,047 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:41:01,048 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:41:01,048 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:41:01,058 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:41:01,058 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:41:01" (1/1) ... [2023-12-03 01:41:01,067 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:41:01,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:41:01,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 144 states and 237 transitions. [2023-12-03 01:41:01,126 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 237 transitions. [2023-12-03 01:41:01,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 01:41:01,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:41:01,129 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:41:01,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49468fd4-3c41-4639-884b-7455bc2a6eab/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:41:01,131 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49468fd4-3c41-4639-884b-7455bc2a6eab/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:41:01,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49468fd4-3c41-4639-884b-7455bc2a6eab/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process