./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-61.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_31eb793c-2c70-4752-8980-2dd1784d6390/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31eb793c-2c70-4752-8980-2dd1784d6390/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31eb793c-2c70-4752-8980-2dd1784d6390/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31eb793c-2c70-4752-8980-2dd1784d6390/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-61.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31eb793c-2c70-4752-8980-2dd1784d6390/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31eb793c-2c70-4752-8980-2dd1784d6390/bin/ukojak-verify-G8NBE6pJGL --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 32bit --witnessprinter.graph.data.programhash cd3d3b06025bd7756a6426892295962965c3454eb8c1b0e9922b36e8366261d1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:34:29,670 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:34:29,791 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31eb793c-2c70-4752-8980-2dd1784d6390/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:34:29,799 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:34:29,800 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:34:29,852 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:34:29,858 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:34:29,859 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:34:29,860 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:34:29,865 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:34:29,865 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:34:29,866 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:34:29,866 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:34:29,868 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:34:29,868 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:34:29,869 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:34:29,869 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:34:29,870 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:34:29,870 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:34:29,870 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:34:29,871 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:34:29,871 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:34:29,872 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:34:29,872 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:34:29,872 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:34:29,873 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:34:29,873 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:34:29,874 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:34:29,874 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:34:29,874 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:34:29,875 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:34:29,875 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:34:29,875 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:34:29,876 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_31eb793c-2c70-4752-8980-2dd1784d6390/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31eb793c-2c70-4752-8980-2dd1784d6390/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd3d3b06025bd7756a6426892295962965c3454eb8c1b0e9922b36e8366261d1 [2023-11-19 03:34:30,247 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:34:30,280 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:34:30,283 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:34:30,285 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:34:30,285 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:34:30,287 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31eb793c-2c70-4752-8980-2dd1784d6390/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-61.i [2023-11-19 03:34:33,210 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:34:33,517 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:34:33,517 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31eb793c-2c70-4752-8980-2dd1784d6390/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-61.i [2023-11-19 03:34:33,535 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31eb793c-2c70-4752-8980-2dd1784d6390/bin/ukojak-verify-G8NBE6pJGL/data/ca167074b/41fc47a7069d4a80acbbdd3cfa375e60/FLAG799428b1e [2023-11-19 03:34:33,550 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31eb793c-2c70-4752-8980-2dd1784d6390/bin/ukojak-verify-G8NBE6pJGL/data/ca167074b/41fc47a7069d4a80acbbdd3cfa375e60 [2023-11-19 03:34:33,552 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:34:33,554 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:34:33,555 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:34:33,556 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:34:33,561 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:34:33,562 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:34:33" (1/1) ... [2023-11-19 03:34:33,565 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d3a03f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:33, skipping insertion in model container [2023-11-19 03:34:33,565 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:34:33" (1/1) ... [2023-11-19 03:34:33,592 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:34:33,760 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_31eb793c-2c70-4752-8980-2dd1784d6390/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-61.i[915,928] [2023-11-19 03:34:33,799 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:34:33,810 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:34:33,823 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_31eb793c-2c70-4752-8980-2dd1784d6390/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-61.i[915,928] [2023-11-19 03:34:33,850 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:34:33,868 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:34:33,868 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:33 WrapperNode [2023-11-19 03:34:33,868 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:34:33,870 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:34:33,870 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:34:33,870 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:34:33,878 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:33" (1/1) ... [2023-11-19 03:34:33,889 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:33" (1/1) ... [2023-11-19 03:34:33,939 INFO L138 Inliner]: procedures = 26, calls = 25, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 107 [2023-11-19 03:34:33,939 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:34:33,940 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:34:33,940 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:34:33,940 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:34:33,950 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:33" (1/1) ... [2023-11-19 03:34:33,951 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:33" (1/1) ... [2023-11-19 03:34:33,954 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:33" (1/1) ... [2023-11-19 03:34:33,954 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:33" (1/1) ... [2023-11-19 03:34:33,964 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:33" (1/1) ... [2023-11-19 03:34:33,968 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:33" (1/1) ... [2023-11-19 03:34:33,971 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:33" (1/1) ... [2023-11-19 03:34:33,974 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:33" (1/1) ... [2023-11-19 03:34:33,977 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:34:33,978 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:34:33,979 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:34:33,979 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:34:33,980 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:33" (1/1) ... [2023-11-19 03:34:33,986 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:34:34,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31eb793c-2c70-4752-8980-2dd1784d6390/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:34:34,027 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31eb793c-2c70-4752-8980-2dd1784d6390/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:34:34,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31eb793c-2c70-4752-8980-2dd1784d6390/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:34:34,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:34:34,067 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:34:34,067 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:34:34,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:34:34,068 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:34:34,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:34:34,178 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:34:34,181 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:34:34,590 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:34:34,816 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:34:34,817 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:34:34,822 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:34:34 BoogieIcfgContainer [2023-11-19 03:34:34,822 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:34:34,824 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:34:34,824 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:34:34,837 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:34:34,837 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:34:34" (1/1) ... [2023-11-19 03:34:34,848 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:34:34,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:34,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 28 states and 40 transitions. [2023-11-19 03:34:34,905 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 40 transitions. [2023-11-19 03:34:34,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:34:34,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:34,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:35,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:34:35,338 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:34:35,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:34:35,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:34:35,689 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:34:35,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:34:35,781 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-19 03:34:35,862 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:34:35 ImpRootNode [2023-11-19 03:34:35,862 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:34:35,865 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:34:35,865 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:34:35,865 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:34:35,866 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:34:34" (3/4) ... [2023-11-19 03:34:35,870 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 03:34:35,871 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:34:35,873 INFO L158 Benchmark]: Toolchain (without parser) took 2318.09ms. Allocated memory is still 161.5MB. Free memory was 130.8MB in the beginning and 92.8MB in the end (delta: 38.0MB). Peak memory consumption was 38.6MB. Max. memory is 16.1GB. [2023-11-19 03:34:35,874 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 130.0MB. Free memory is still 102.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:34:35,874 INFO L158 Benchmark]: CACSL2BoogieTranslator took 313.48ms. Allocated memory is still 161.5MB. Free memory was 130.8MB in the beginning and 118.7MB in the end (delta: 12.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 03:34:35,876 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.85ms. Allocated memory is still 161.5MB. Free memory was 118.7MB in the beginning and 115.6MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:34:35,877 INFO L158 Benchmark]: Boogie Preprocessor took 37.51ms. Allocated memory is still 161.5MB. Free memory was 115.6MB in the beginning and 113.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:34:35,877 INFO L158 Benchmark]: RCFGBuilder took 844.34ms. Allocated memory is still 161.5MB. Free memory was 113.5MB in the beginning and 75.7MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-19 03:34:35,879 INFO L158 Benchmark]: CodeCheck took 1038.16ms. Allocated memory is still 161.5MB. Free memory was 75.7MB in the beginning and 93.8MB in the end (delta: -18.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:34:35,879 INFO L158 Benchmark]: Witness Printer took 6.62ms. Allocated memory is still 161.5MB. Free memory was 93.8MB in the beginning and 92.8MB in the end (delta: 994.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:34:35,889 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 2 procedures, 28 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 47 NumberOfCodeBlocks, 47 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: 19]: 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 someBinaryFLOATComparisonOperation at line 35, overapproximation of shiftLeft at line 53. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] float var_1_2 = 128.6; [L24] float var_1_3 = 49.4; [L25] unsigned char var_1_4 = 0; [L26] unsigned char var_1_5 = 0; [L27] unsigned char var_1_6 = 0; [L28] unsigned char var_1_7 = 8; [L29] unsigned char var_1_8 = 128; [L30] unsigned char var_1_9 = 64; [L31] signed short int var_1_10 = 5; [L88] isInitial = 1 [L89] FCALL initially() [L90] COND TRUE 1 [L91] FCALL updateLastVariables() [L92] CALL updateVariables() [L61] var_1_2 = __VERIFIER_nondet_float() [L62] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_1=0, var_1_3=247/5, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=8, var_1_8=128, var_1_9=64] [L20] COND FALSE !(!cond) [L62] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=5, var_1_1=0, var_1_3=247/5, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=8, var_1_8=128, var_1_9=64] [L63] var_1_3 = __VERIFIER_nondet_float() [L64] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_1=0, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=8, var_1_8=128, var_1_9=64] [L20] COND FALSE !(!cond) [L64] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=5, var_1_1=0, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=8, var_1_8=128, var_1_9=64] [L65] var_1_4 = __VERIFIER_nondet_uchar() [L66] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_1=0, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=8, var_1_8=128, var_1_9=64] [L20] COND FALSE !(!cond) [L66] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=5, var_1_1=0, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=8, var_1_8=128, var_1_9=64] [L67] CALL assume_abort_if_not(var_1_4 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_1=0, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=8, var_1_8=128, var_1_9=64] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_4 <= 0) VAL [isInitial=1, var_1_10=5, var_1_1=0, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=8, var_1_8=128, var_1_9=64] [L68] var_1_5 = __VERIFIER_nondet_uchar() [L69] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_1=0, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=8, var_1_8=128, var_1_9=64] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=5, var_1_1=0, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=8, var_1_8=128, var_1_9=64] [L70] CALL assume_abort_if_not(var_1_5 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_1=0, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=8, var_1_8=128, var_1_9=64] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_5 <= 0) VAL [isInitial=1, var_1_10=5, var_1_1=0, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=8, var_1_8=128, var_1_9=64] [L71] var_1_6 = __VERIFIER_nondet_uchar() [L72] CALL assume_abort_if_not(var_1_6 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_1=0, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_8=128, var_1_9=64] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not(var_1_6 >= 1) VAL [isInitial=1, var_1_10=5, var_1_1=0, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_8=128, var_1_9=64] [L73] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_1=0, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_8=128, var_1_9=64] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, var_1_10=5, var_1_1=0, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_8=128, var_1_9=64] [L74] var_1_8 = __VERIFIER_nondet_uchar() [L75] CALL assume_abort_if_not(var_1_8 >= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_1=0, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_8=127, var_1_9=64] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not(var_1_8 >= 127) VAL [isInitial=1, var_1_10=5, var_1_1=0, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_8=127, var_1_9=64] [L76] CALL assume_abort_if_not(var_1_8 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_1=0, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_8=127, var_1_9=64] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(var_1_8 <= 254) VAL [isInitial=1, var_1_10=5, var_1_1=0, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_8=127, var_1_9=64] [L77] var_1_9 = __VERIFIER_nondet_uchar() [L78] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_1=0, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_8=127, var_1_9=1] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_10=5, var_1_1=0, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_8=127, var_1_9=1] [L79] CALL assume_abort_if_not(var_1_9 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_1=0, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_8=127, var_1_9=1] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(var_1_9 <= 127) VAL [isInitial=1, var_1_10=5, var_1_1=0, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_8=127, var_1_9=1] [L92] RET updateVariables() [L93] CALL step() [L35] COND FALSE !(var_1_2 < var_1_3) [L38] COND TRUE var_1_3 >= var_1_2 [L39] var_1_1 = var_1_5 [L44] COND TRUE \read(var_1_6) [L45] COND FALSE !(var_1_3 != 15.8f) [L48] var_1_7 = ((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9))) [L53] EXPR (var_1_9 / 32) << var_1_8 [L53] signed long int stepLocal_0 = (var_1_9 / 32) << var_1_8; [L54] COND TRUE ! (var_1_3 < var_1_2) [L55] COND FALSE !(stepLocal_0 == var_1_7) [L93] RET step() [L94] CALL, EXPR property() [L84] EXPR (((var_1_2 < var_1_3) ? (var_1_1 == ((unsigned char) (var_1_4 || var_1_5))) : ((var_1_3 >= var_1_2) ? (var_1_1 == ((unsigned char) var_1_5)) : (var_1_1 == ((unsigned char) var_1_6)))) && (var_1_6 ? ((var_1_3 != 15.8f) ? (var_1_7 == ((unsigned char) (var_1_8 - var_1_9))) : (var_1_7 == ((unsigned char) ((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9)))))) : (var_1_7 == ((unsigned char) var_1_8)))) && ((! (var_1_3 < var_1_2)) ? ((((var_1_9 / 32) << var_1_8) == var_1_7) ? (var_1_10 == ((signed short int) (var_1_7 - var_1_8))) : 1) : 1) [L84-L85] return (((var_1_2 < var_1_3) ? (var_1_1 == ((unsigned char) (var_1_4 || var_1_5))) : ((var_1_3 >= var_1_2) ? (var_1_1 == ((unsigned char) var_1_5)) : (var_1_1 == ((unsigned char) var_1_6)))) && (var_1_6 ? ((var_1_3 != 15.8f) ? (var_1_7 == ((unsigned char) (var_1_8 - var_1_9))) : (var_1_7 == ((unsigned char) ((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9)))))) : (var_1_7 == ((unsigned char) var_1_8)))) && ((! (var_1_3 < var_1_2)) ? ((((var_1_9 / 32) << var_1_8) == var_1_7) ? (var_1_10 == ((signed short int) (var_1_7 - var_1_8))) : 1) : 1) ; [L94] RET, EXPR property() [L94] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=5, var_1_1=0, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=127, var_1_8=127, var_1_9=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=5, var_1_1=0, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=127, var_1_8=127, var_1_9=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 130.0MB. Free memory is still 102.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 313.48ms. Allocated memory is still 161.5MB. Free memory was 130.8MB in the beginning and 118.7MB in the end (delta: 12.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.85ms. Allocated memory is still 161.5MB. Free memory was 118.7MB in the beginning and 115.6MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.51ms. Allocated memory is still 161.5MB. Free memory was 115.6MB in the beginning and 113.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 844.34ms. Allocated memory is still 161.5MB. Free memory was 113.5MB in the beginning and 75.7MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * CodeCheck took 1038.16ms. Allocated memory is still 161.5MB. Free memory was 75.7MB in the beginning and 93.8MB in the end (delta: -18.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.62ms. Allocated memory is still 161.5MB. Free memory was 93.8MB in the beginning and 92.8MB in the end (delta: 994.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 03:34:35,923 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31eb793c-2c70-4752-8980-2dd1784d6390/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31eb793c-2c70-4752-8980-2dd1784d6390/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31eb793c-2c70-4752-8980-2dd1784d6390/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31eb793c-2c70-4752-8980-2dd1784d6390/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31eb793c-2c70-4752-8980-2dd1784d6390/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-61.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31eb793c-2c70-4752-8980-2dd1784d6390/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31eb793c-2c70-4752-8980-2dd1784d6390/bin/ukojak-verify-G8NBE6pJGL --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 32bit --witnessprinter.graph.data.programhash cd3d3b06025bd7756a6426892295962965c3454eb8c1b0e9922b36e8366261d1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:34:38,487 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:34:38,559 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31eb793c-2c70-4752-8980-2dd1784d6390/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:34:38,591 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:34:38,592 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:34:38,593 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:34:38,594 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:34:38,594 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:34:38,595 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:34:38,596 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:34:38,596 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:34:38,597 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:34:38,598 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:34:38,599 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:34:38,599 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:34:38,600 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:34:38,600 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:34:38,601 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:34:38,602 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:34:38,602 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:34:38,603 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:34:38,604 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:34:38,605 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:34:38,605 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:34:38,606 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:34:38,607 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:34:38,607 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:34:38,608 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:34:38,608 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:34:38,609 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:34:38,610 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:34:38,610 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:34:38,611 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:34:38,611 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:34:38,612 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:34:38,612 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:34:38,613 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:34:38,613 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_31eb793c-2c70-4752-8980-2dd1784d6390/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31eb793c-2c70-4752-8980-2dd1784d6390/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd3d3b06025bd7756a6426892295962965c3454eb8c1b0e9922b36e8366261d1 [2023-11-19 03:34:39,063 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:34:39,093 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:34:39,096 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:34:39,098 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:34:39,098 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:34:39,100 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31eb793c-2c70-4752-8980-2dd1784d6390/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-61.i [2023-11-19 03:34:42,286 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:34:42,591 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:34:42,592 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31eb793c-2c70-4752-8980-2dd1784d6390/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-61.i [2023-11-19 03:34:42,603 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31eb793c-2c70-4752-8980-2dd1784d6390/bin/ukojak-verify-G8NBE6pJGL/data/a53a1451d/cda18da262334d0d86e52fa92623e7db/FLAG9320d7c63 [2023-11-19 03:34:42,621 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31eb793c-2c70-4752-8980-2dd1784d6390/bin/ukojak-verify-G8NBE6pJGL/data/a53a1451d/cda18da262334d0d86e52fa92623e7db [2023-11-19 03:34:42,629 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:34:42,630 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:34:42,636 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:34:42,636 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:34:42,641 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:34:42,645 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:34:42" (1/1) ... [2023-11-19 03:34:42,646 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@494fd523 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:42, skipping insertion in model container [2023-11-19 03:34:42,647 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:34:42" (1/1) ... [2023-11-19 03:34:42,684 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:34:42,887 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_31eb793c-2c70-4752-8980-2dd1784d6390/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-61.i[915,928] [2023-11-19 03:34:42,961 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:34:42,992 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:34:43,015 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_31eb793c-2c70-4752-8980-2dd1784d6390/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-61.i[915,928] [2023-11-19 03:34:43,054 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:34:43,076 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:34:43,077 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:43 WrapperNode [2023-11-19 03:34:43,077 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:34:43,079 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:34:43,079 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:34:43,079 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:34:43,089 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:43" (1/1) ... [2023-11-19 03:34:43,121 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:43" (1/1) ... [2023-11-19 03:34:43,185 INFO L138 Inliner]: procedures = 27, calls = 25, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 91 [2023-11-19 03:34:43,186 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:34:43,187 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:34:43,187 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:34:43,187 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:34:43,201 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:43" (1/1) ... [2023-11-19 03:34:43,201 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:43" (1/1) ... [2023-11-19 03:34:43,209 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:43" (1/1) ... [2023-11-19 03:34:43,209 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:43" (1/1) ... [2023-11-19 03:34:43,223 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:43" (1/1) ... [2023-11-19 03:34:43,227 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:43" (1/1) ... [2023-11-19 03:34:43,230 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:43" (1/1) ... [2023-11-19 03:34:43,233 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:43" (1/1) ... [2023-11-19 03:34:43,238 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:34:43,239 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:34:43,239 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:34:43,239 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:34:43,240 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:43" (1/1) ... [2023-11-19 03:34:43,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:34:43,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31eb793c-2c70-4752-8980-2dd1784d6390/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:34:43,277 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31eb793c-2c70-4752-8980-2dd1784d6390/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:34:43,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31eb793c-2c70-4752-8980-2dd1784d6390/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:34:43,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:34:43,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:34:43,328 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:34:43,329 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:34:43,329 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:34:43,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:34:43,432 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:34:43,435 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:34:43,854 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:34:44,068 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:34:44,069 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:34:44,074 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:34:44 BoogieIcfgContainer [2023-11-19 03:34:44,096 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:34:44,098 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:34:44,098 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:34:44,110 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:34:44,112 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:34:44" (1/1) ... [2023-11-19 03:34:44,123 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:34:44,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:44,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 28 states and 40 transitions. [2023-11-19 03:34:44,200 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 40 transitions. [2023-11-19 03:34:44,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:34:44,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:44,209 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:34:44,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31eb793c-2c70-4752-8980-2dd1784d6390/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:34:44,213 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31eb793c-2c70-4752-8980-2dd1784d6390/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:34:44,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31eb793c-2c70-4752-8980-2dd1784d6390/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 03:34:44,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:44,879 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:34:44,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:44,954 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-19 03:34:44,969 INFO L285 TraceCheckSpWp]: Computing forward predicates...