./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test2-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef571797-df07-4469-a990-a25bb3c2a6f9/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef571797-df07-4469-a990-a25bb3c2a6f9/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_ef571797-df07-4469-a990-a25bb3c2a6f9/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef571797-df07-4469-a990-a25bb3c2a6f9/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test2-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef571797-df07-4469-a990-a25bb3c2a6f9/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_ef571797-df07-4469-a990-a25bb3c2a6f9/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 f0735ebc421a940bb70b06777060abaef432af6ff0cfdeb82bfa2e45a81b4e11 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:58:13,963 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:58:14,023 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef571797-df07-4469-a990-a25bb3c2a6f9/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 00:58:14,028 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 00:58:14,028 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 00:58:14,049 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:58:14,050 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:58:14,050 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:58:14,051 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:58:14,052 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:58:14,052 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:58:14,053 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:58:14,053 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 00:58:14,054 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 00:58:14,054 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 00:58:14,055 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:58:14,055 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:58:14,056 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:58:14,056 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:58:14,057 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 00:58:14,057 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 00:58:14,058 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 00:58:14,058 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:58:14,058 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:58:14,059 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:58:14,059 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:58:14,059 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:58:14,060 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:58:14,060 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:58:14,061 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:58:14,061 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:58:14,061 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:58:14,061 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 00:58:14,062 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 00:58:14,062 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:58:14,062 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_ef571797-df07-4469-a990-a25bb3c2a6f9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef571797-df07-4469-a990-a25bb3c2a6f9/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f0735ebc421a940bb70b06777060abaef432af6ff0cfdeb82bfa2e45a81b4e11 [2023-12-03 00:58:14,278 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:58:14,299 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:58:14,302 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:58:14,303 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:58:14,303 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:58:14,305 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef571797-df07-4469-a990-a25bb3c2a6f9/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test2-1.i [2023-12-03 00:58:17,084 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:58:17,339 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:58:17,339 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef571797-df07-4469-a990-a25bb3c2a6f9/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test2-1.i [2023-12-03 00:58:17,358 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef571797-df07-4469-a990-a25bb3c2a6f9/bin/ukojak-verify-Qdu7aM0XO9/data/180956516/1ed6384d54024390a791f27bf89f4622/FLAGe09bc8011 [2023-12-03 00:58:17,372 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef571797-df07-4469-a990-a25bb3c2a6f9/bin/ukojak-verify-Qdu7aM0XO9/data/180956516/1ed6384d54024390a791f27bf89f4622 [2023-12-03 00:58:17,375 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:58:17,377 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:58:17,378 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:58:17,378 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:58:17,383 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:58:17,384 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:58:17" (1/1) ... [2023-12-03 00:58:17,385 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65beb01c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:17, skipping insertion in model container [2023-12-03 00:58:17,385 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:58:17" (1/1) ... [2023-12-03 00:58:17,455 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:58:17,981 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:58:17,992 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:58:18,073 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:58:18,105 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 00:58:18,111 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:58:18,111 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:18 WrapperNode [2023-12-03 00:58:18,111 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:58:18,112 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:58:18,112 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:58:18,112 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:58:18,119 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:18" (1/1) ... [2023-12-03 00:58:18,147 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:18" (1/1) ... [2023-12-03 00:58:18,201 INFO L138 Inliner]: procedures = 208, calls = 237, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1215 [2023-12-03 00:58:18,202 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:58:18,203 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:58:18,203 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:58:18,203 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:58:18,213 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:18" (1/1) ... [2023-12-03 00:58:18,213 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:18" (1/1) ... [2023-12-03 00:58:18,227 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:18" (1/1) ... [2023-12-03 00:58:18,227 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:18" (1/1) ... [2023-12-03 00:58:18,298 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:18" (1/1) ... [2023-12-03 00:58:18,332 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:18" (1/1) ... [2023-12-03 00:58:18,338 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:18" (1/1) ... [2023-12-03 00:58:18,345 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:18" (1/1) ... [2023-12-03 00:58:18,356 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:58:18,357 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:58:18,358 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:58:18,358 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:58:18,359 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:18" (1/1) ... [2023-12-03 00:58:18,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:58:18,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef571797-df07-4469-a990-a25bb3c2a6f9/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:58:18,396 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef571797-df07-4469-a990-a25bb3c2a6f9/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:58:18,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef571797-df07-4469-a990-a25bb3c2a6f9/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:58:18,429 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-03 00:58:18,429 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-03 00:58:18,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-03 00:58:18,430 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-03 00:58:18,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 00:58:18,430 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-03 00:58:18,430 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 00:58:18,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 00:58:18,430 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 00:58:18,431 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 00:58:18,431 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 00:58:18,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 00:58:18,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 00:58:18,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:58:18,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 00:58:18,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 00:58:18,432 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:58:18,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:58:18,621 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:58:18,624 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:58:19,877 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:58:21,296 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 00:58:21,296 INFO L309 CfgBuilder]: Removed 54 assume(true) statements. [2023-12-03 00:58:21,298 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:58:21 BoogieIcfgContainer [2023-12-03 00:58:21,298 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 00:58:21,299 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 00:58:21,299 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 00:58:21,310 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 00:58:21,310 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:58:21" (1/1) ... [2023-12-03 00:58:21,319 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 00:58:21,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:21,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 132 states and 213 transitions. [2023-12-03 00:58:21,383 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 213 transitions. [2023-12-03 00:58:21,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 00:58:21,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:21,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:21,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:21,568 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 00:58:21,573 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:21,629 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 00:58:21,638 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 6 treesize of output 5 [2023-12-03 00:58:21,682 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 00:58:21,683 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-12-03 00:58:21,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:58:21,691 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 00:58:21,700 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 00:58:21,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:21,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 135 states and 218 transitions. [2023-12-03 00:58:21,754 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 218 transitions. [2023-12-03 00:58:21,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 00:58:21,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:21,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:21,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:21,829 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 00:58:21,831 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:21,841 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 00:58:21,914 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 00:58:21,914 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-12-03 00:58:21,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:58:21,920 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 00:58:21,925 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 00:58:22,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:22,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 138 states and 223 transitions. [2023-12-03 00:58:22,047 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 223 transitions. [2023-12-03 00:58:22,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 00:58:22,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:22,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:22,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:22,122 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:58:22,123 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:22,125 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 00:58:22,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:22,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 138 states and 221 transitions. [2023-12-03 00:58:22,133 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 221 transitions. [2023-12-03 00:58:22,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 00:58:22,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:22,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:22,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:22,305 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 00:58:22,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:22,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 138 states and 217 transitions. [2023-12-03 00:58:22,432 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 217 transitions. [2023-12-03 00:58:22,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 00:58:22,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:22,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:22,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:22,503 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:58:22,505 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:22,507 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 00:58:22,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:22,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 138 states and 213 transitions. [2023-12-03 00:58:22,514 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 213 transitions. [2023-12-03 00:58:22,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 00:58:22,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:22,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:22,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:22,602 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:58:22,604 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:22,607 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 00:58:22,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:22,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 138 states and 207 transitions. [2023-12-03 00:58:22,615 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 207 transitions. [2023-12-03 00:58:22,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 00:58:22,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:22,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:22,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:22,774 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:58:22,776 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:22,779 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 00:58:32,800 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:58:32,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:32,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 138 states and 201 transitions. [2023-12-03 00:58:32,987 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 201 transitions. [2023-12-03 00:58:32,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 00:58:32,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:32,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:33,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:33,245 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:58:33,248 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:33,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:58:43,796 WARN L539 Checker$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 00:58:53,814 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:59:03,840 WARN L539 Checker$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 00:59:13,873 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 00:59:13,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:13,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 153 states and 220 transitions. [2023-12-03 00:59:13,913 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 220 transitions. [2023-12-03 00:59:13,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 00:59:13,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:13,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:14,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:14,090 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:59:14,093 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:59:14,096 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 00:59:14,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:14,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 153 states and 218 transitions. [2023-12-03 00:59:14,105 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 218 transitions. [2023-12-03 00:59:14,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 00:59:14,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:14,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:14,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:14,276 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:59:14,278 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:59:14,281 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 00:59:14,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:14,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 153 states and 216 transitions. [2023-12-03 00:59:14,290 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 216 transitions. [2023-12-03 00:59:14,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 00:59:14,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:14,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:14,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:14,531 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:59:14,533 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:59:14,536 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 00:59:24,547 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 00:59:24,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:24,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 153 states and 214 transitions. [2023-12-03 00:59:24,579 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 214 transitions. [2023-12-03 00:59:24,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 00:59:24,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:24,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:24,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:24,822 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:59:24,825 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:59:24,905 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 00:59:34,925 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:59:44,967 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:59:55,009 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:00:05,035 WARN L539 Checker$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 01:00:05,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:00:05,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 156 states and 216 transitions. [2023-12-03 01:00:05,072 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 216 transitions. [2023-12-03 01:00:05,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 01:00:05,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:00:05,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:00:15,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 01:00:15,354 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 01:00:15,358 INFO L158 Benchmark]: Toolchain (without parser) took 117981.28ms. Allocated memory was 148.9MB in the beginning and 260.0MB in the end (delta: 111.1MB). Free memory was 108.6MB in the beginning and 183.2MB in the end (delta: -74.5MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. [2023-12-03 01:00:15,359 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 104.9MB. Free memory is still 57.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:00:15,360 INFO L158 Benchmark]: CACSL2BoogieTranslator took 733.64ms. Allocated memory is still 148.9MB. Free memory was 108.3MB in the beginning and 74.0MB in the end (delta: 34.3MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-12-03 01:00:15,360 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.33ms. Allocated memory is still 148.9MB. Free memory was 74.0MB in the beginning and 65.9MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-03 01:00:15,361 INFO L158 Benchmark]: Boogie Preprocessor took 153.79ms. Allocated memory was 148.9MB in the beginning and 203.4MB in the end (delta: 54.5MB). Free memory was 65.9MB in the beginning and 168.2MB in the end (delta: -102.3MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. [2023-12-03 01:00:15,362 INFO L158 Benchmark]: RCFGBuilder took 2940.64ms. Allocated memory was 203.4MB in the beginning and 260.0MB in the end (delta: 56.6MB). Free memory was 168.2MB in the beginning and 143.7MB in the end (delta: 24.5MB). Peak memory consumption was 106.3MB. Max. memory is 16.1GB. [2023-12-03 01:00:15,363 INFO L158 Benchmark]: CodeCheck took 114058.35ms. Allocated memory is still 260.0MB. Free memory was 142.7MB in the beginning and 183.2MB in the end (delta: -40.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:00:15,366 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 0.21ms. Allocated memory is still 104.9MB. Free memory is still 57.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 733.64ms. Allocated memory is still 148.9MB. Free memory was 108.3MB in the beginning and 74.0MB in the end (delta: 34.3MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.33ms. Allocated memory is still 148.9MB. Free memory was 74.0MB in the beginning and 65.9MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 153.79ms. Allocated memory was 148.9MB in the beginning and 203.4MB in the end (delta: 54.5MB). Free memory was 65.9MB in the beginning and 168.2MB in the end (delta: -102.3MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. * RCFGBuilder took 2940.64ms. Allocated memory was 203.4MB in the beginning and 260.0MB in the end (delta: 56.6MB). Free memory was 168.2MB in the beginning and 143.7MB in the end (delta: 24.5MB). Peak memory consumption was 106.3MB. Max. memory is 16.1GB. * CodeCheck took 114058.35ms. Allocated memory is still 260.0MB. Free memory was 142.7MB in the beginning and 183.2MB in the end (delta: -40.5MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 01:00:15,448 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef571797-df07-4469-a990-a25bb3c2a6f9/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef571797-df07-4469-a990-a25bb3c2a6f9/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef571797-df07-4469-a990-a25bb3c2a6f9/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_ef571797-df07-4469-a990-a25bb3c2a6f9/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef571797-df07-4469-a990-a25bb3c2a6f9/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test2-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef571797-df07-4469-a990-a25bb3c2a6f9/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_ef571797-df07-4469-a990-a25bb3c2a6f9/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 f0735ebc421a940bb70b06777060abaef432af6ff0cfdeb82bfa2e45a81b4e11 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:00:17,222 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:00:17,305 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef571797-df07-4469-a990-a25bb3c2a6f9/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-03 01:00:17,338 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:00:17,339 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:00:17,339 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:00:17,340 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:00:17,341 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:00:17,342 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:00:17,342 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:00:17,343 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:00:17,344 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:00:17,344 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:00:17,345 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:00:17,346 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:00:17,346 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:00:17,347 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 01:00:17,347 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 01:00:17,348 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 01:00:17,348 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 01:00:17,349 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 01:00:17,350 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:00:17,350 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:00:17,351 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:00:17,351 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:00:17,352 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:00:17,352 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:00:17,353 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:00:17,353 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 01:00:17,354 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:00:17,354 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:00:17,355 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:00:17,355 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:00:17,355 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:00:17,355 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 01:00:17,356 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:00:17,356 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:00:17,356 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 01:00:17,356 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 01:00:17,357 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_ef571797-df07-4469-a990-a25bb3c2a6f9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef571797-df07-4469-a990-a25bb3c2a6f9/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f0735ebc421a940bb70b06777060abaef432af6ff0cfdeb82bfa2e45a81b4e11 [2023-12-03 01:00:17,642 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:00:17,662 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:00:17,665 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:00:17,666 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:00:17,667 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:00:17,668 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef571797-df07-4469-a990-a25bb3c2a6f9/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test2-1.i [2023-12-03 01:00:20,440 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:00:20,735 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:00:20,736 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef571797-df07-4469-a990-a25bb3c2a6f9/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test2-1.i [2023-12-03 01:00:20,754 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef571797-df07-4469-a990-a25bb3c2a6f9/bin/ukojak-verify-Qdu7aM0XO9/data/5d76e0a59/79303771ca5147a681dfc4d7de25f3d9/FLAG477a0881d [2023-12-03 01:00:20,767 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef571797-df07-4469-a990-a25bb3c2a6f9/bin/ukojak-verify-Qdu7aM0XO9/data/5d76e0a59/79303771ca5147a681dfc4d7de25f3d9 [2023-12-03 01:00:20,770 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:00:20,772 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:00:20,773 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:00:20,773 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:00:20,777 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:00:20,778 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:00:20" (1/1) ... [2023-12-03 01:00:20,779 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75fd3729 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:00:20, skipping insertion in model container [2023-12-03 01:00:20,780 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:00:20" (1/1) ... [2023-12-03 01:00:20,878 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:00:21,424 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:00:21,439 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-03 01:00:21,466 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:00:21,586 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:00:21,590 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:00:21,656 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:00:21,696 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:00:21,704 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:00:21,705 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:00:21 WrapperNode [2023-12-03 01:00:21,705 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:00:21,706 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:00:21,706 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:00:21,706 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:00:21,713 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:00:21" (1/1) ... [2023-12-03 01:00:21,743 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:00:21" (1/1) ... [2023-12-03 01:00:21,789 INFO L138 Inliner]: procedures = 211, calls = 237, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 895 [2023-12-03 01:00:21,790 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:00:21,790 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:00:21,791 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:00:21,791 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:00:21,800 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:00:21" (1/1) ... [2023-12-03 01:00:21,801 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:00:21" (1/1) ... [2023-12-03 01:00:21,810 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:00:21" (1/1) ... [2023-12-03 01:00:21,810 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:00:21" (1/1) ... [2023-12-03 01:00:21,847 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:00:21" (1/1) ... [2023-12-03 01:00:21,856 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:00:21" (1/1) ... [2023-12-03 01:00:21,861 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:00:21" (1/1) ... [2023-12-03 01:00:21,867 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:00:21" (1/1) ... [2023-12-03 01:00:21,876 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:00:21,877 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:00:21,877 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:00:21,877 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:00:21,878 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:00:21" (1/1) ... [2023-12-03 01:00:21,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:00:21,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef571797-df07-4469-a990-a25bb3c2a6f9/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:00:21,925 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef571797-df07-4469-a990-a25bb3c2a6f9/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:00:21,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef571797-df07-4469-a990-a25bb3c2a6f9/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:00:21,955 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-03 01:00:21,955 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-03 01:00:21,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-12-03 01:00:21,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 01:00:21,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-03 01:00:21,955 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-03 01:00:21,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 01:00:21,955 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-03 01:00:21,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 01:00:21,956 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:00:21,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 01:00:21,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 01:00:21,956 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 01:00:21,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 01:00:21,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 01:00:21,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:00:21,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 01:00:21,956 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:00:21,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:00:22,131 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:00:22,133 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:00:37,399 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:00:37,791 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:00:37,792 INFO L309 CfgBuilder]: Removed 54 assume(true) statements. [2023-12-03 01:00:37,793 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:00:37 BoogieIcfgContainer [2023-12-03 01:00:37,793 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:00:37,794 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:00:37,794 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:00:37,804 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:00:37,804 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:00:37" (1/1) ... [2023-12-03 01:00:37,814 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:00:37,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:00:37,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 132 states and 213 transitions. [2023-12-03 01:00:37,864 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 213 transitions. [2023-12-03 01:00:37,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 01:00:37,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:00:37,866 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:00:37,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef571797-df07-4469-a990-a25bb3c2a6f9/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:00:37,867 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef571797-df07-4469-a990-a25bb3c2a6f9/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:00:37,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef571797-df07-4469-a990-a25bb3c2a6f9/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process