./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p02.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p02.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 89701cf4c1f5df3443bdf6b899e9edbfa387f92ab361f870c4ce00d7e4b9c408 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:12:37,739 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:12:37,887 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-24 23:12:37,893 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:12:37,894 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:12:37,923 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:12:37,924 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:12:37,925 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:12:37,927 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:12:37,927 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:12:37,928 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:12:37,929 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:12:37,930 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:12:37,931 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:12:37,931 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:12:37,932 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:12:37,933 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:12:37,933 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:12:37,934 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:12:37,935 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:12:37,935 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:12:37,936 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:12:37,937 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:12:37,937 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:12:37,938 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:12:37,939 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:12:37,939 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:12:37,940 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:12:37,940 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:12:37,941 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:12:37,942 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_a0c43c65-c06d-4816-87e2-06d8aef8c36f/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89701cf4c1f5df3443bdf6b899e9edbfa387f92ab361f870c4ce00d7e4b9c408 [2023-11-24 23:12:38,344 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:12:38,372 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:12:38,376 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:12:38,378 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:12:38,379 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:12:38,380 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p02.c [2023-11-24 23:12:41,936 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:12:42,181 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:12:42,182 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p02.c [2023-11-24 23:12:42,194 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/bin/ukojak-verify-afCqCEvfdi/data/aaff4cd2a/01ebeea7bc1b450e89c4bad39ea812bb/FLAG94227dfcd [2023-11-24 23:12:42,217 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/bin/ukojak-verify-afCqCEvfdi/data/aaff4cd2a/01ebeea7bc1b450e89c4bad39ea812bb [2023-11-24 23:12:42,221 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:12:42,223 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:12:42,225 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:12:42,225 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:12:42,232 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:12:42,237 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:12:42" (1/1) ... [2023-11-24 23:12:42,239 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78d8c97d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:42, skipping insertion in model container [2023-11-24 23:12:42,239 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:12:42" (1/1) ... [2023-11-24 23:12:42,296 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:12:42,555 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p02.c[1266,1279] [2023-11-24 23:12:42,615 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:42,645 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:12:42,656 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p02.c[1266,1279] [2023-11-24 23:12:42,686 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:42,703 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:12:42,703 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:42 WrapperNode [2023-11-24 23:12:42,704 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:12:42,705 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:12:42,705 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:12:42,705 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:12:42,715 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:42" (1/1) ... [2023-11-24 23:12:42,727 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:42" (1/1) ... [2023-11-24 23:12:42,772 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 238 [2023-11-24 23:12:42,772 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:12:42,773 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:12:42,773 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:12:42,774 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:12:42,798 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:42" (1/1) ... [2023-11-24 23:12:42,798 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:42" (1/1) ... [2023-11-24 23:12:42,806 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:42" (1/1) ... [2023-11-24 23:12:42,807 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:42" (1/1) ... [2023-11-24 23:12:42,819 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:42" (1/1) ... [2023-11-24 23:12:42,823 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:42" (1/1) ... [2023-11-24 23:12:42,828 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:42" (1/1) ... [2023-11-24 23:12:42,830 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:42" (1/1) ... [2023-11-24 23:12:42,838 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:12:42,839 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:12:42,839 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:12:42,839 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:12:42,840 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:42" (1/1) ... [2023-11-24 23:12:42,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:12:42,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:12:42,877 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:12:42,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:12:42,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:12:42,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:12:42,943 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:12:42,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:12:43,044 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:12:43,046 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:12:43,417 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:12:43,668 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:12:43,670 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:12:43,672 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:12:43 BoogieIcfgContainer [2023-11-24 23:12:43,672 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:12:43,673 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:12:43,673 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:12:43,683 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:12:43,684 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:12:43" (1/1) ... [2023-11-24 23:12:43,694 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:12:43,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:43,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-11-24 23:12:43,795 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-11-24 23:12:43,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:12:43,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:43,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:44,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:12:44,129 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:12:44,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:12:44,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:12:44,886 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:12:44,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:12:44,975 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-24 23:12:45,001 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-11-24 23:12:45,008 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 11:12:45 ImpRootNode [2023-11-24 23:12:45,008 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 23:12:45,009 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:12:45,009 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:12:45,009 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:12:45,010 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:12:43" (3/4) ... [2023-11-24 23:12:45,012 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:12:45,013 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:12:45,014 INFO L158 Benchmark]: Toolchain (without parser) took 2791.50ms. Allocated memory is still 146.8MB. Free memory was 106.8MB in the beginning and 91.0MB in the end (delta: 15.8MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. [2023-11-24 23:12:45,015 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 115.3MB. Free memory is still 86.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:12:45,016 INFO L158 Benchmark]: CACSL2BoogieTranslator took 479.05ms. Allocated memory is still 146.8MB. Free memory was 106.8MB in the beginning and 114.1MB in the end (delta: -7.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 23:12:45,016 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.81ms. Allocated memory is still 146.8MB. Free memory was 114.1MB in the beginning and 110.4MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:12:45,017 INFO L158 Benchmark]: Boogie Preprocessor took 64.58ms. Allocated memory is still 146.8MB. Free memory was 110.4MB in the beginning and 108.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:12:45,018 INFO L158 Benchmark]: RCFGBuilder took 833.38ms. Allocated memory is still 146.8MB. Free memory was 108.7MB in the beginning and 68.4MB in the end (delta: 40.3MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-24 23:12:45,018 INFO L158 Benchmark]: CodeCheck took 1335.48ms. Allocated memory is still 146.8MB. Free memory was 68.4MB in the beginning and 91.5MB in the end (delta: -23.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:12:45,019 INFO L158 Benchmark]: Witness Printer took 4.81ms. Allocated memory is still 146.8MB. Free memory was 91.5MB in the beginning and 91.0MB in the end (delta: 507.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:12:45,022 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 21]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of bitwiseAnd at line 113. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 8); [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (8 - 1); [L32] const SORT_7 mask_SORT_7 = (SORT_7)-1 >> (sizeof(SORT_7) * 8 - 4); [L33] const SORT_7 msb_SORT_7 = (SORT_7)1 << (4 - 1); [L35] const SORT_12 mask_SORT_12 = (SORT_12)-1 >> (sizeof(SORT_12) * 8 - 32); [L36] const SORT_12 msb_SORT_12 = (SORT_12)1 << (32 - 1); [L38] const SORT_66 mask_SORT_66 = (SORT_66)-1 >> (sizeof(SORT_66) * 8 - 10); [L39] const SORT_66 msb_SORT_66 = (SORT_66)1 << (10 - 1); [L41] const SORT_7 var_8 = 0; [L42] const SORT_12 var_14 = 0; [L43] const SORT_1 var_18 = 1; [L44] const SORT_1 var_22 = 0; [L46] SORT_1 input_2; [L47] SORT_3 input_4; [L48] SORT_1 input_5; [L49] SORT_1 input_6; [L50] SORT_1 input_25; [L51] SORT_1 input_27; [L52] SORT_1 input_29; [L53] SORT_7 input_31; [L54] SORT_1 input_33; [L55] SORT_1 input_35; [L56] SORT_1 input_37; [L57] SORT_1 input_39; [L58] SORT_1 input_41; [L59] SORT_1 input_43; [L60] SORT_1 input_45; [L61] SORT_1 input_47; [L62] SORT_3 input_49; [L63] SORT_1 input_52; [L64] SORT_1 input_54; [L65] SORT_1 input_56; [L66] SORT_1 input_58; [L67] SORT_1 input_60; [L68] SORT_1 input_62; [L69] SORT_1 input_64; [L70] SORT_66 input_67; [L71] SORT_1 input_69; [L73] EXPR __VERIFIER_nondet_uchar() & mask_SORT_7 [L73] SORT_7 state_9 = __VERIFIER_nondet_uchar() & mask_SORT_7; [L74] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L74] SORT_1 state_23 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L76] SORT_7 init_10_arg_1 = var_8; [L77] state_9 = init_10_arg_1 [L78] SORT_1 init_24_arg_1 = var_22; [L79] state_23 = init_24_arg_1 VAL [init_10_arg_1=0, init_24_arg_1=0, mask_SORT_12=4294967295, mask_SORT_1=1, mask_SORT_3=255, mask_SORT_66=1023, mask_SORT_7=15, msb_SORT_12=2147483648, msb_SORT_1=1, msb_SORT_3=128, msb_SORT_66=512, msb_SORT_7=8, state_23=0, state_9=0, var_14=0, var_18=1, var_22=0, var_8=0] [L82] input_2 = __VERIFIER_nondet_uchar() [L83] input_4 = __VERIFIER_nondet_uchar() [L84] input_5 = __VERIFIER_nondet_uchar() [L85] input_6 = __VERIFIER_nondet_uchar() [L86] input_25 = __VERIFIER_nondet_uchar() [L87] input_27 = __VERIFIER_nondet_uchar() [L88] input_29 = __VERIFIER_nondet_uchar() [L89] input_31 = __VERIFIER_nondet_uchar() [L90] input_33 = __VERIFIER_nondet_uchar() [L91] input_35 = __VERIFIER_nondet_uchar() [L92] input_37 = __VERIFIER_nondet_uchar() [L93] input_39 = __VERIFIER_nondet_uchar() [L94] input_41 = __VERIFIER_nondet_uchar() [L95] input_43 = __VERIFIER_nondet_uchar() [L96] input_45 = __VERIFIER_nondet_uchar() [L97] input_47 = __VERIFIER_nondet_uchar() [L98] input_49 = __VERIFIER_nondet_uchar() [L99] input_52 = __VERIFIER_nondet_uchar() [L100] input_54 = __VERIFIER_nondet_uchar() [L101] input_56 = __VERIFIER_nondet_uchar() [L102] input_58 = __VERIFIER_nondet_uchar() [L103] input_60 = __VERIFIER_nondet_uchar() [L104] input_62 = __VERIFIER_nondet_uchar() [L105] input_64 = __VERIFIER_nondet_uchar() [L106] input_67 = __VERIFIER_nondet_ushort() [L107] input_69 = __VERIFIER_nondet_uchar() [L110] SORT_7 var_11_arg_0 = state_9; [L111] SORT_1 var_11 = var_11_arg_0 >> 3; [L112] SORT_1 var_13_arg_0 = var_11; [L113] EXPR var_13_arg_0 & mask_SORT_1 [L113] var_13_arg_0 = var_13_arg_0 & mask_SORT_1 [L114] SORT_12 var_13 = var_13_arg_0; [L115] SORT_12 var_15_arg_0 = var_13; [L116] SORT_12 var_15_arg_1 = var_14; [L117] SORT_1 var_15 = var_15_arg_0 == var_15_arg_1; [L118] SORT_1 var_19_arg_0 = var_15; [L119] SORT_1 var_19 = ~var_19_arg_0; [L120] SORT_1 var_20_arg_0 = var_18; [L121] SORT_1 var_20_arg_1 = var_19; [L122] EXPR var_20_arg_0 & var_20_arg_1 [L122] SORT_1 var_20 = var_20_arg_0 & var_20_arg_1; [L123] EXPR var_20 & mask_SORT_1 [L123] var_20 = var_20 & mask_SORT_1 [L124] SORT_1 bad_21_arg_0 = var_20; [L125] CALL __VERIFIER_assert(!(bad_21_arg_0)) [L21] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L21] reach_error() VAL [\old(cond)=0, cond=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48ms. Allocated memory is still 115.3MB. Free memory is still 86.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 479.05ms. Allocated memory is still 146.8MB. Free memory was 106.8MB in the beginning and 114.1MB in the end (delta: -7.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.81ms. Allocated memory is still 146.8MB. Free memory was 114.1MB in the beginning and 110.4MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.58ms. Allocated memory is still 146.8MB. Free memory was 110.4MB in the beginning and 108.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 833.38ms. Allocated memory is still 146.8MB. Free memory was 108.7MB in the beginning and 68.4MB in the end (delta: 40.3MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * CodeCheck took 1335.48ms. Allocated memory is still 146.8MB. Free memory was 68.4MB in the beginning and 91.5MB in the end (delta: -23.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.81ms. Allocated memory is still 146.8MB. Free memory was 91.5MB in the beginning and 91.0MB in the end (delta: 507.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 23:12:45,046 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p02.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 89701cf4c1f5df3443bdf6b899e9edbfa387f92ab361f870c4ce00d7e4b9c408 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:12:47,831 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:12:47,920 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-11-24 23:12:47,953 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:12:47,954 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:12:47,955 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:12:47,956 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:12:47,956 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:12:47,957 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:12:47,957 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:12:47,958 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:12:47,958 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:12:47,959 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:12:47,959 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:12:47,960 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:12:47,960 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:12:47,961 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:12:47,961 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:12:47,961 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:12:47,962 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:12:47,962 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:12:47,974 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:12:47,975 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:12:47,975 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:12:47,975 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:12:47,976 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:12:47,976 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:12:47,977 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:12:47,977 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:12:47,977 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:12:47,978 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:12:47,978 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:12:47,978 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:12:47,979 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:12:47,979 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_a0c43c65-c06d-4816-87e2-06d8aef8c36f/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89701cf4c1f5df3443bdf6b899e9edbfa387f92ab361f870c4ce00d7e4b9c408 [2023-11-24 23:12:48,370 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:12:48,408 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:12:48,411 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:12:48,413 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:12:48,415 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:12:48,417 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p02.c [2023-11-24 23:12:51,681 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:12:52,063 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:12:52,064 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p02.c [2023-11-24 23:12:52,081 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/bin/ukojak-verify-afCqCEvfdi/data/8c6563eaf/72b29d81e0794422b9dc34a486230acc/FLAG9b738e823 [2023-11-24 23:12:52,098 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/bin/ukojak-verify-afCqCEvfdi/data/8c6563eaf/72b29d81e0794422b9dc34a486230acc [2023-11-24 23:12:52,101 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:12:52,103 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:12:52,105 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:12:52,105 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:12:52,112 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:12:52,116 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:12:52" (1/1) ... [2023-11-24 23:12:52,117 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2153806c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:52, skipping insertion in model container [2023-11-24 23:12:52,117 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:12:52" (1/1) ... [2023-11-24 23:12:52,156 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:12:52,350 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p02.c[1266,1279] [2023-11-24 23:12:52,419 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:52,432 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:12:52,447 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p02.c[1266,1279] [2023-11-24 23:12:52,476 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:52,492 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:12:52,493 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:52 WrapperNode [2023-11-24 23:12:52,493 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:12:52,495 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:12:52,495 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:12:52,495 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:12:52,503 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:52" (1/1) ... [2023-11-24 23:12:52,520 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:52" (1/1) ... [2023-11-24 23:12:52,561 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 178 [2023-11-24 23:12:52,562 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:12:52,563 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:12:52,563 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:12:52,563 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:12:52,574 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:52" (1/1) ... [2023-11-24 23:12:52,574 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:52" (1/1) ... [2023-11-24 23:12:52,579 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:52" (1/1) ... [2023-11-24 23:12:52,580 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:52" (1/1) ... [2023-11-24 23:12:52,587 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:52" (1/1) ... [2023-11-24 23:12:52,590 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:52" (1/1) ... [2023-11-24 23:12:52,592 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:52" (1/1) ... [2023-11-24 23:12:52,594 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:52" (1/1) ... [2023-11-24 23:12:52,597 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:12:52,598 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:12:52,598 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:12:52,599 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:12:52,599 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:52" (1/1) ... [2023-11-24 23:12:52,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:12:52,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:12:52,661 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:12:52,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:12:52,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:12:52,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:12:52,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:12:52,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:12:52,945 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:12:52,947 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:12:53,247 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:12:53,317 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:12:53,317 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:12:53,320 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:12:53 BoogieIcfgContainer [2023-11-24 23:12:53,320 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:12:53,321 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:12:53,322 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:12:53,334 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:12:53,334 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:12:53" (1/1) ... [2023-11-24 23:12:53,344 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:12:53,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:53,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-11-24 23:12:53,412 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-11-24 23:12:53,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:12:53,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:53,416 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:12:53,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 23:12:53,419 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:12:53,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-24 23:12:53,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:53,578 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 23:12:53,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:53,625 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-24 23:12:53,633 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:12:53,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:12:53,899 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-24 23:12:53,906 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-24 23:12:53,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:53,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2023-11-24 23:12:53,996 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2023-11-24 23:12:53,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:12:53,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:53,997 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:12:53,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 23:12:53,998 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:12:54,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-24 23:12:54,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:54,145 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 23:12:54,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:54,216 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-24 23:12:54,220 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:12:54,594 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:12:54,606 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-24 23:12:54,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:54,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 11 states and 16 transitions. [2023-11-24 23:12:54,953 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 16 transitions. [2023-11-24 23:12:54,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:12:54,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:54,954 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:12:54,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 23:12:54,959 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:12:54,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-24 23:12:55,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:55,114 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 23:12:55,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:55,185 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 43 conjunts are in the unsatisfiable core [2023-11-24 23:12:55,190 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:12:55,681 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:12:55,683 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2023-11-24 23:12:55,688 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-11-24 23:12:56,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:56,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2023-11-24 23:12:56,790 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2023-11-24 23:12:56,790 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-24 23:12:56,791 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2023-11-24 23:12:56,801 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-11-24 23:12:57,016 INFO L560 CodeCheckObserver]: Invariant with dag size 15 [2023-11-24 23:12:57,024 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 11:12:57 ImpRootNode [2023-11-24 23:12:57,024 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 23:12:57,025 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:12:57,025 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:12:57,026 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:12:57,026 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:12:53" (3/4) ... [2023-11-24 23:12:57,029 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-24 23:12:57,044 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2023-11-24 23:12:57,045 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-24 23:12:57,046 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-24 23:12:57,047 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-24 23:12:57,222 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/bin/ukojak-verify-afCqCEvfdi/witness.graphml [2023-11-24 23:12:57,222 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/bin/ukojak-verify-afCqCEvfdi/witness.yml [2023-11-24 23:12:57,222 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:12:57,223 INFO L158 Benchmark]: Toolchain (without parser) took 5120.02ms. Allocated memory was 77.6MB in the beginning and 123.7MB in the end (delta: 46.1MB). Free memory was 53.3MB in the beginning and 65.1MB in the end (delta: -11.8MB). Peak memory consumption was 35.4MB. Max. memory is 16.1GB. [2023-11-24 23:12:57,223 INFO L158 Benchmark]: CDTParser took 0.55ms. Allocated memory is still 77.6MB. Free memory is still 53.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:12:57,224 INFO L158 Benchmark]: CACSL2BoogieTranslator took 388.84ms. Allocated memory is still 77.6MB. Free memory was 53.1MB in the beginning and 40.2MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 23:12:57,224 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.48ms. Allocated memory is still 77.6MB. Free memory was 40.0MB in the beginning and 38.1MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:12:57,225 INFO L158 Benchmark]: Boogie Preprocessor took 34.45ms. Allocated memory is still 77.6MB. Free memory was 38.1MB in the beginning and 36.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:12:57,226 INFO L158 Benchmark]: RCFGBuilder took 722.20ms. Allocated memory was 77.6MB in the beginning and 102.8MB in the end (delta: 25.2MB). Free memory was 36.4MB in the beginning and 68.6MB in the end (delta: -32.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-24 23:12:57,226 INFO L158 Benchmark]: CodeCheck took 3703.08ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 68.6MB in the beginning and 71.4MB in the end (delta: -2.7MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. [2023-11-24 23:12:57,227 INFO L158 Benchmark]: Witness Printer took 197.32ms. Allocated memory is still 123.7MB. Free memory was 71.4MB in the beginning and 65.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-24 23:12:57,229 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.4s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 39 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 19 mSDsluCounter, 3 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 20 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 109 IncrementalHoareTripleChecker+Invalid, 129 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 20 mSolverCounterUnsat, 3 mSDtfsCounter, 109 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 193 GetRequests, 157 SyntacticMatches, 2 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 369 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 18 ConstructedInterpolants, 0 QuantifiedInterpolants, 191 SizeOfPredicates, 85 NumberOfNonLiveVariables, 225 ConjunctsInSsa, 94 ConjunctsInUnsatCore, 3 InterpolantComputations, 1 PerfectInterpolantSequences, 0/9 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 21]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 80]: Loop Invariant Derived loop invariant: (((((1 == mask_SORT_1) && (var_14 == 0)) && (state_9 == 0)) && (1 == state_23)) || ((((1 == mask_SORT_1) && (var_14 == 0)) && (state_9 == 0)) && (0 == state_23))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55ms. Allocated memory is still 77.6MB. Free memory is still 53.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 388.84ms. Allocated memory is still 77.6MB. Free memory was 53.1MB in the beginning and 40.2MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.48ms. Allocated memory is still 77.6MB. Free memory was 40.0MB in the beginning and 38.1MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.45ms. Allocated memory is still 77.6MB. Free memory was 38.1MB in the beginning and 36.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 722.20ms. Allocated memory was 77.6MB in the beginning and 102.8MB in the end (delta: 25.2MB). Free memory was 36.4MB in the beginning and 68.6MB in the end (delta: -32.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * CodeCheck took 3703.08ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 68.6MB in the beginning and 71.4MB in the end (delta: -2.7MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. * Witness Printer took 197.32ms. Allocated memory is still 123.7MB. Free memory was 71.4MB in the beginning and 65.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-24 23:12:57,264 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c43c65-c06d-4816-87e2-06d8aef8c36f/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE