./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-2.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_a2eb785a-679c-44d0-8f26-28063944ed4b/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2eb785a-679c-44d0-8f26-28063944ed4b/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_a2eb785a-679c-44d0-8f26-28063944ed4b/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2eb785a-679c-44d0-8f26-28063944ed4b/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2eb785a-679c-44d0-8f26-28063944ed4b/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_a2eb785a-679c-44d0-8f26-28063944ed4b/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 b879d991ca85089954916015c9838d386a5c85365dad0e09e537aeb772eaaaf8 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:23:45,452 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:23:45,514 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2eb785a-679c-44d0-8f26-28063944ed4b/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 01:23:45,519 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:23:45,520 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:23:45,543 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:23:45,544 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:23:45,545 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:23:45,545 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:23:45,546 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:23:45,546 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:23:45,547 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:23:45,547 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:23:45,548 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:23:45,548 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:23:45,549 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:23:45,549 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:23:45,550 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:23:45,550 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:23:45,551 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 01:23:45,551 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 01:23:45,552 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:23:45,552 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:23:45,553 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:23:45,553 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:23:45,554 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:23:45,554 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:23:45,555 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:23:45,555 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:23:45,556 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:23:45,556 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:23:45,556 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:23:45,557 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:23:45,557 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:23:45,557 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:23:45,557 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_a2eb785a-679c-44d0-8f26-28063944ed4b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2eb785a-679c-44d0-8f26-28063944ed4b/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b879d991ca85089954916015c9838d386a5c85365dad0e09e537aeb772eaaaf8 [2023-12-03 01:23:45,773 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:23:45,794 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:23:45,797 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:23:45,798 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:23:45,799 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:23:45,800 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2eb785a-679c-44d0-8f26-28063944ed4b/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-2.i [2023-12-03 01:23:48,573 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:23:48,849 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:23:48,849 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2eb785a-679c-44d0-8f26-28063944ed4b/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-2.i [2023-12-03 01:23:48,868 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2eb785a-679c-44d0-8f26-28063944ed4b/bin/ukojak-verify-Qdu7aM0XO9/data/a8cbeaea9/ecf3d823cb4140a9ac399da57084964a/FLAGc25552cfd [2023-12-03 01:23:48,880 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2eb785a-679c-44d0-8f26-28063944ed4b/bin/ukojak-verify-Qdu7aM0XO9/data/a8cbeaea9/ecf3d823cb4140a9ac399da57084964a [2023-12-03 01:23:48,882 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:23:48,883 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:23:48,884 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:23:48,884 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:23:48,889 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:23:48,889 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:23:48" (1/1) ... [2023-12-03 01:23:48,891 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2708bff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:23:48, skipping insertion in model container [2023-12-03 01:23:48,891 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:23:48" (1/1) ... [2023-12-03 01:23:48,949 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:23:49,433 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:23:49,444 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:23:49,541 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:23:49,585 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:23:49,591 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:23:49,591 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:23:49 WrapperNode [2023-12-03 01:23:49,591 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:23:49,592 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:23:49,592 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:23:49,592 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:23:49,598 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:23:49" (1/1) ... [2023-12-03 01:23:49,632 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:23:49" (1/1) ... [2023-12-03 01:23:49,693 INFO L138 Inliner]: procedures = 208, calls = 288, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1380 [2023-12-03 01:23:49,694 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:23:49,695 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:23:49,695 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:23:49,695 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:23:49,705 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:23:49" (1/1) ... [2023-12-03 01:23:49,705 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:23:49" (1/1) ... [2023-12-03 01:23:49,717 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:23:49" (1/1) ... [2023-12-03 01:23:49,718 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:23:49" (1/1) ... [2023-12-03 01:23:49,767 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:23:49" (1/1) ... [2023-12-03 01:23:49,782 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:23:49" (1/1) ... [2023-12-03 01:23:49,788 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:23:49" (1/1) ... [2023-12-03 01:23:49,796 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:23:49" (1/1) ... [2023-12-03 01:23:49,810 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:23:49,811 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:23:49,811 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:23:49,812 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:23:49,813 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:23:49" (1/1) ... [2023-12-03 01:23:49,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:23:49,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2eb785a-679c-44d0-8f26-28063944ed4b/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:23:49,843 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2eb785a-679c-44d0-8f26-28063944ed4b/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:23:49,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2eb785a-679c-44d0-8f26-28063944ed4b/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:23:49,883 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-03 01:23:49,883 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-03 01:23:49,883 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-03 01:23:49,883 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-03 01:23:49,883 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 01:23:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-03 01:23:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 01:23:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:23:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 01:23:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 01:23:49,885 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 01:23:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 01:23:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 01:23:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:23:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 01:23:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:23:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:23:49,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:23:50,099 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:23:50,102 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:23:51,415 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:23:52,854 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:23:52,854 INFO L309 CfgBuilder]: Removed 63 assume(true) statements. [2023-12-03 01:23:52,856 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:23:52 BoogieIcfgContainer [2023-12-03 01:23:52,856 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:23:52,857 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:23:52,857 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:23:52,867 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:23:52,868 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:23:52" (1/1) ... [2023-12-03 01:23:52,877 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:23:52,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:23:52,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 147 states and 239 transitions. [2023-12-03 01:23:52,941 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 239 transitions. [2023-12-03 01:23:52,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 01:23:52,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:23:52,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:23:53,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:23:53,137 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 01:23:53,144 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:23:53,224 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 01:23:53,275 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 01:23:53,276 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-12-03 01:23:53,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 01:23:53,314 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 01:23:53,323 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 01:23:53,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:23:53,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 150 states and 244 transitions. [2023-12-03 01:23:53,395 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 244 transitions. [2023-12-03 01:23:53,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 01:23:53,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:23:53,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:23:53,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:23:53,487 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 01:23:53,490 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:23:53,502 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 01:23:53,531 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 01:23:53,531 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-12-03 01:23:53,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 01:23:53,539 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 01:23:53,546 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 01:23:53,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:23:53,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 151 states and 245 transitions. [2023-12-03 01:23:53,567 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 245 transitions. [2023-12-03 01:23:53,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 01:23:53,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:23:53,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:23:53,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:23:53,662 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:23:53,664 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:23:53,667 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 01:23:53,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:23:53,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 151 states and 243 transitions. [2023-12-03 01:23:53,676 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 243 transitions. [2023-12-03 01:23:53,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 01:23:53,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:23:53,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:23:53,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:23:53,844 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 01:23:53,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:23:53,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 151 states and 239 transitions. [2023-12-03 01:23:53,939 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 239 transitions. [2023-12-03 01:23:53,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 01:23:53,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:23:53,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:23:54,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:23:54,016 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:23:54,018 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:23:54,020 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 01:23:54,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:23:54,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 151 states and 235 transitions. [2023-12-03 01:23:54,027 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 235 transitions. [2023-12-03 01:23:54,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 01:23:54,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:23:54,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:23:54,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:23:54,123 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:23:54,126 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:23:54,129 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 01:23:54,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:23:54,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 151 states and 229 transitions. [2023-12-03 01:23:54,138 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 229 transitions. [2023-12-03 01:23:54,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 01:23:54,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:23:54,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:23:54,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:23:54,325 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:23:54,328 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:23:54,331 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 01:24:04,358 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:24:04,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:24:04,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 151 states and 223 transitions. [2023-12-03 01:24:04,436 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 223 transitions. [2023-12-03 01:24:04,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 01:24:04,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:24:04,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:24:04,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:24:04,658 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:24:04,661 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:24:04,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:24:15,144 WARN L539 Checker$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 01:24:25,181 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:24:35,207 WARN L539 Checker$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 01:24:45,234 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 01:24:45,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:24:45,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 166 states and 241 transitions. [2023-12-03 01:24:45,270 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 241 transitions. [2023-12-03 01:24:45,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 01:24:45,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:24:45,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:24:45,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:24:45,483 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:24:45,487 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:24:45,490 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 01:24:45,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:24:45,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 166 states and 239 transitions. [2023-12-03 01:24:45,500 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 239 transitions. [2023-12-03 01:24:45,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 01:24:45,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:24:45,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:24:45,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:24:45,683 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:24:45,686 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:24:45,690 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 01:24:45,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:24:45,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 166 states and 237 transitions. [2023-12-03 01:24:45,698 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 237 transitions. [2023-12-03 01:24:45,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 01:24:45,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:24:45,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:24:45,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:24:45,918 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:24:45,920 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:24:45,923 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 01:24:55,934 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 01:24:55,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:24:55,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 166 states and 235 transitions. [2023-12-03 01:24:55,990 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 235 transitions. [2023-12-03 01:24:55,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 01:24:55,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:24:55,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:24:56,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:24:56,257 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:24:56,260 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:24:56,344 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 01:25:06,434 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:25:17,341 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.91s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:25:27,375 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:25:37,404 WARN L539 Checker$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 01:25:37,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:25:37,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 169 states and 237 transitions. [2023-12-03 01:25:37,450 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 237 transitions. [2023-12-03 01:25:37,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 01:25:37,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:25:37,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:25:40,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:25:40,573 INFO L262 TraceCheckSpWp]: Trace formula consists of 464 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:25:40,576 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:25:40,657 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 01:25:40,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:25:40,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 171 states and 241 transitions. [2023-12-03 01:25:40,779 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 241 transitions. [2023-12-03 01:25:40,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 01:25:40,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:25:40,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:25:51,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 01:25:51,079 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 01:25:51,082 INFO L158 Benchmark]: Toolchain (without parser) took 122198.66ms. Allocated memory was 146.8MB in the beginning and 243.3MB in the end (delta: 96.5MB). Free memory was 114.8MB in the beginning and 166.0MB in the end (delta: -51.2MB). Peak memory consumption was 46.9MB. Max. memory is 16.1GB. [2023-12-03 01:25:51,082 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 104.9MB. Free memory was 59.8MB in the beginning and 59.6MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:25:51,083 INFO L158 Benchmark]: CACSL2BoogieTranslator took 707.61ms. Allocated memory is still 146.8MB. Free memory was 114.3MB in the beginning and 78.6MB in the end (delta: 35.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-12-03 01:25:51,083 INFO L158 Benchmark]: Boogie Procedure Inliner took 101.92ms. Allocated memory is still 146.8MB. Free memory was 78.6MB in the beginning and 69.5MB in the end (delta: 9.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 01:25:51,084 INFO L158 Benchmark]: Boogie Preprocessor took 115.87ms. Allocated memory is still 146.8MB. Free memory was 69.5MB in the beginning and 60.4MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-03 01:25:51,084 INFO L158 Benchmark]: RCFGBuilder took 3045.04ms. Allocated memory was 146.8MB in the beginning and 192.9MB in the end (delta: 46.1MB). Free memory was 60.4MB in the beginning and 82.9MB in the end (delta: -22.5MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2023-12-03 01:25:51,085 INFO L158 Benchmark]: CodeCheck took 118223.76ms. Allocated memory was 192.9MB in the beginning and 243.3MB in the end (delta: 50.3MB). Free memory was 82.9MB in the beginning and 166.5MB in the end (delta: -83.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:25:51,087 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 0.20ms. Allocated memory is still 104.9MB. Free memory was 59.8MB in the beginning and 59.6MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 707.61ms. Allocated memory is still 146.8MB. Free memory was 114.3MB in the beginning and 78.6MB in the end (delta: 35.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 101.92ms. Allocated memory is still 146.8MB. Free memory was 78.6MB in the beginning and 69.5MB in the end (delta: 9.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 115.87ms. Allocated memory is still 146.8MB. Free memory was 69.5MB in the beginning and 60.4MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3045.04ms. Allocated memory was 146.8MB in the beginning and 192.9MB in the end (delta: 46.1MB). Free memory was 60.4MB in the beginning and 82.9MB in the end (delta: -22.5MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * CodeCheck took 118223.76ms. Allocated memory was 192.9MB in the beginning and 243.3MB in the end (delta: 50.3MB). Free memory was 82.9MB in the beginning and 166.5MB in the end (delta: -83.6MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 01:25:51,182 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2eb785a-679c-44d0-8f26-28063944ed4b/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_a2eb785a-679c-44d0-8f26-28063944ed4b/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2eb785a-679c-44d0-8f26-28063944ed4b/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_a2eb785a-679c-44d0-8f26-28063944ed4b/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2eb785a-679c-44d0-8f26-28063944ed4b/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2eb785a-679c-44d0-8f26-28063944ed4b/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_a2eb785a-679c-44d0-8f26-28063944ed4b/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 b879d991ca85089954916015c9838d386a5c85365dad0e09e537aeb772eaaaf8 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:25:53,007 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:25:53,082 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2eb785a-679c-44d0-8f26-28063944ed4b/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-03 01:25:53,113 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:25:53,114 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:25:53,114 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:25:53,115 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:25:53,115 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:25:53,116 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:25:53,117 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:25:53,117 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:25:53,118 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:25:53,118 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:25:53,119 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:25:53,119 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:25:53,120 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:25:53,120 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 01:25:53,121 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 01:25:53,121 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 01:25:53,122 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 01:25:53,122 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 01:25:53,123 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:25:53,124 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:25:53,124 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:25:53,125 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:25:53,125 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:25:53,126 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:25:53,126 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:25:53,127 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 01:25:53,127 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:25:53,128 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:25:53,128 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:25:53,129 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:25:53,129 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:25:53,129 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 01:25:53,129 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:25:53,130 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:25:53,130 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 01:25:53,130 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 01:25:53,130 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_a2eb785a-679c-44d0-8f26-28063944ed4b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2eb785a-679c-44d0-8f26-28063944ed4b/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b879d991ca85089954916015c9838d386a5c85365dad0e09e537aeb772eaaaf8 [2023-12-03 01:25:53,407 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:25:53,427 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:25:53,429 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:25:53,430 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:25:53,430 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:25:53,431 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2eb785a-679c-44d0-8f26-28063944ed4b/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-2.i [2023-12-03 01:25:56,225 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:25:56,504 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:25:56,504 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2eb785a-679c-44d0-8f26-28063944ed4b/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-2.i [2023-12-03 01:25:56,525 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2eb785a-679c-44d0-8f26-28063944ed4b/bin/ukojak-verify-Qdu7aM0XO9/data/767b560ad/94ba4bbb6d4c44ca93e87f0546f810d8/FLAGee0c1bb48 [2023-12-03 01:25:56,557 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2eb785a-679c-44d0-8f26-28063944ed4b/bin/ukojak-verify-Qdu7aM0XO9/data/767b560ad/94ba4bbb6d4c44ca93e87f0546f810d8 [2023-12-03 01:25:56,560 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:25:56,562 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:25:56,563 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:25:56,563 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:25:56,567 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:25:56,568 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:25:56" (1/1) ... [2023-12-03 01:25:56,569 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12456668 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:25:56, skipping insertion in model container [2023-12-03 01:25:56,570 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:25:56" (1/1) ... [2023-12-03 01:25:56,640 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:25:57,149 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:25:57,165 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-03 01:25:57,178 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:25:57,277 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:25:57,283 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:25:57,356 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:25:57,393 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:25:57,400 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:25:57,400 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:25:57 WrapperNode [2023-12-03 01:25:57,400 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:25:57,401 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:25:57,401 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:25:57,401 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:25:57,408 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:25:57" (1/1) ... [2023-12-03 01:25:57,443 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:25:57" (1/1) ... [2023-12-03 01:25:57,501 INFO L138 Inliner]: procedures = 211, calls = 288, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1053 [2023-12-03 01:25:57,501 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:25:57,502 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:25:57,502 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:25:57,502 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:25:57,511 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:25:57" (1/1) ... [2023-12-03 01:25:57,511 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:25:57" (1/1) ... [2023-12-03 01:25:57,520 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:25:57" (1/1) ... [2023-12-03 01:25:57,521 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:25:57" (1/1) ... [2023-12-03 01:25:57,578 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:25:57" (1/1) ... [2023-12-03 01:25:57,589 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:25:57" (1/1) ... [2023-12-03 01:25:57,595 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:25:57" (1/1) ... [2023-12-03 01:25:57,602 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:25:57" (1/1) ... [2023-12-03 01:25:57,612 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:25:57,613 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:25:57,614 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:25:57,614 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:25:57,615 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:25:57" (1/1) ... [2023-12-03 01:25:57,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:25:57,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2eb785a-679c-44d0-8f26-28063944ed4b/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:25:57,643 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2eb785a-679c-44d0-8f26-28063944ed4b/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:25:57,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2eb785a-679c-44d0-8f26-28063944ed4b/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:25:57,679 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-03 01:25:57,679 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-03 01:25:57,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-12-03 01:25:57,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 01:25:57,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-03 01:25:57,680 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-03 01:25:57,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 01:25:57,680 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-03 01:25:57,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 01:25:57,681 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:25:57,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 01:25:57,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 01:25:57,681 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 01:25:57,681 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 01:25:57,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 01:25:57,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:25:57,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 01:25:57,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:25:57,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:25:57,879 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:25:57,882 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:26:11,002 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:26:11,495 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:26:11,496 INFO L309 CfgBuilder]: Removed 63 assume(true) statements. [2023-12-03 01:26:11,497 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:26:11 BoogieIcfgContainer [2023-12-03 01:26:11,497 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:26:11,498 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:26:11,498 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:26:11,508 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:26:11,509 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:26:11" (1/1) ... [2023-12-03 01:26:11,518 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:26:11,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:26:11,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 147 states and 239 transitions. [2023-12-03 01:26:11,580 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 239 transitions. [2023-12-03 01:26:11,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 01:26:11,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:26:11,583 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:26:11,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2eb785a-679c-44d0-8f26-28063944ed4b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:26:11,584 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2eb785a-679c-44d0-8f26-28063944ed4b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:26:11,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2eb785a-679c-44d0-8f26-28063944ed4b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process