./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/uniq-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cefd0e7f-cf10-4d66-acdb-613169bb1bec/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cefd0e7f-cf10-4d66-acdb-613169bb1bec/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cefd0e7f-cf10-4d66-acdb-613169bb1bec/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cefd0e7f-cf10-4d66-acdb-613169bb1bec/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uniq-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cefd0e7f-cf10-4d66-acdb-613169bb1bec/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cefd0e7f-cf10-4d66-acdb-613169bb1bec/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 64b70d709fcf91425b4d924aa16c47bf27caac0bca27c95a63838e54a803b231 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-15 03:52:11,674 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 03:52:11,676 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 03:52:11,693 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 03:52:11,693 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 03:52:11,694 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 03:52:11,695 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 03:52:11,697 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 03:52:11,698 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 03:52:11,699 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 03:52:11,700 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 03:52:11,701 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 03:52:11,701 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 03:52:11,702 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 03:52:11,703 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 03:52:11,704 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 03:52:11,705 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 03:52:11,706 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 03:52:11,707 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 03:52:11,709 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 03:52:11,710 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 03:52:11,711 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 03:52:11,712 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 03:52:11,713 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 03:52:11,716 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 03:52:11,716 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 03:52:11,716 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 03:52:11,717 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 03:52:11,718 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 03:52:11,718 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 03:52:11,719 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 03:52:11,719 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 03:52:11,720 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 03:52:11,721 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 03:52:11,721 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 03:52:11,722 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 03:52:11,722 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 03:52:11,722 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 03:52:11,723 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 03:52:11,723 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 03:52:11,724 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 03:52:11,725 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cefd0e7f-cf10-4d66-acdb-613169bb1bec/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-15 03:52:11,741 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 03:52:11,741 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 03:52:11,741 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 03:52:11,742 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 03:52:11,742 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 03:52:11,742 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 03:52:11,742 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 03:52:11,743 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 03:52:11,743 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 03:52:11,743 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 03:52:11,743 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 03:52:11,743 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 03:52:11,743 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 03:52:11,743 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 03:52:11,743 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 03:52:11,743 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 03:52:11,744 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 03:52:11,744 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 03:52:11,744 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 03:52:11,744 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 03:52:11,744 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:52:11,744 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 03:52:11,744 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 03:52:11,744 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 03:52:11,745 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 03:52:11,745 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 03:52:11,745 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 03:52:11,745 INFO L138 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_cefd0e7f-cf10-4d66-acdb-613169bb1bec/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cefd0e7f-cf10-4d66-acdb-613169bb1bec/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 64b70d709fcf91425b4d924aa16c47bf27caac0bca27c95a63838e54a803b231 [2022-12-15 03:52:11,936 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 03:52:11,952 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 03:52:11,954 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 03:52:11,955 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 03:52:11,955 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 03:52:11,956 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cefd0e7f-cf10-4d66-acdb-613169bb1bec/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/busybox-1.22.0/uniq-1.i [2022-12-15 03:52:14,611 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 03:52:14,896 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 03:52:14,897 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cefd0e7f-cf10-4d66-acdb-613169bb1bec/sv-benchmarks/c/busybox-1.22.0/uniq-1.i [2022-12-15 03:52:14,922 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cefd0e7f-cf10-4d66-acdb-613169bb1bec/bin/ukojak-rkRKPMF4O4/data/f57e3a8a8/db2842a998894aaca180f886831f2f68/FLAG5b435c068 [2022-12-15 03:52:14,932 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cefd0e7f-cf10-4d66-acdb-613169bb1bec/bin/ukojak-rkRKPMF4O4/data/f57e3a8a8/db2842a998894aaca180f886831f2f68 [2022-12-15 03:52:14,934 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 03:52:14,935 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 03:52:14,936 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 03:52:14,936 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 03:52:14,938 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 03:52:14,938 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:52:14" (1/1) ... [2022-12-15 03:52:14,939 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bb90e5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:52:14, skipping insertion in model container [2022-12-15 03:52:14,939 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:52:14" (1/1) ... [2022-12-15 03:52:14,944 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 03:52:14,989 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 03:52:15,849 WARN L623 FunctionHandler]: Unknown extern function _IO_getc [2022-12-15 03:52:15,855 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-15 03:52:15,856 WARN L623 FunctionHandler]: Unknown extern function strtoul [2022-12-15 03:52:15,857 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-12-15 03:52:15,864 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-12-15 03:52:15,865 WARN L623 FunctionHandler]: Unknown extern function ferror [2022-12-15 03:52:15,867 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2022-12-15 03:52:15,867 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@175d50af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:52:15, skipping insertion in model container [2022-12-15 03:52:15,867 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 03:52:15,868 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-15 03:52:15,869 INFO L158 Benchmark]: Toolchain (without parser) took 933.37ms. Allocated memory is still 144.7MB. Free memory was 108.4MB in the beginning and 78.3MB in the end (delta: 30.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-12-15 03:52:15,869 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 144.7MB. Free memory was 119.3MB in the beginning and 119.3MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 03:52:15,870 INFO L158 Benchmark]: CACSL2BoogieTranslator took 931.85ms. Allocated memory is still 144.7MB. Free memory was 107.6MB in the beginning and 78.3MB in the end (delta: 29.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-12-15 03:52:15,871 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 144.7MB. Free memory was 119.3MB in the beginning and 119.3MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 931.85ms. Allocated memory is still 144.7MB. Free memory was 107.6MB in the beginning and 78.3MB in the end (delta: 29.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2504]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cefd0e7f-cf10-4d66-acdb-613169bb1bec/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cefd0e7f-cf10-4d66-acdb-613169bb1bec/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cefd0e7f-cf10-4d66-acdb-613169bb1bec/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cefd0e7f-cf10-4d66-acdb-613169bb1bec/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uniq-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cefd0e7f-cf10-4d66-acdb-613169bb1bec/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cefd0e7f-cf10-4d66-acdb-613169bb1bec/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 64b70d709fcf91425b4d924aa16c47bf27caac0bca27c95a63838e54a803b231 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-15 03:52:17,205 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 03:52:17,207 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 03:52:17,220 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 03:52:17,221 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 03:52:17,221 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 03:52:17,222 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 03:52:17,223 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 03:52:17,225 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 03:52:17,225 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 03:52:17,226 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 03:52:17,227 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 03:52:17,227 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 03:52:17,228 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 03:52:17,228 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 03:52:17,229 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 03:52:17,229 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 03:52:17,230 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 03:52:17,231 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 03:52:17,232 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 03:52:17,233 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 03:52:17,234 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 03:52:17,235 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 03:52:17,235 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 03:52:17,237 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 03:52:17,238 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 03:52:17,238 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 03:52:17,239 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 03:52:17,239 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 03:52:17,239 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 03:52:17,240 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 03:52:17,240 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 03:52:17,241 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 03:52:17,241 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 03:52:17,242 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 03:52:17,247 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 03:52:17,248 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 03:52:17,248 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 03:52:17,248 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 03:52:17,249 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 03:52:17,250 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 03:52:17,251 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cefd0e7f-cf10-4d66-acdb-613169bb1bec/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2022-12-15 03:52:17,275 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 03:52:17,275 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 03:52:17,276 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 03:52:17,276 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 03:52:17,277 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 03:52:17,277 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 03:52:17,277 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 03:52:17,277 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 03:52:17,278 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 03:52:17,278 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 03:52:17,278 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 03:52:17,278 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 03:52:17,278 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-15 03:52:17,279 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-15 03:52:17,279 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 03:52:17,279 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-15 03:52:17,279 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 03:52:17,279 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 03:52:17,279 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 03:52:17,280 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 03:52:17,280 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 03:52:17,280 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 03:52:17,280 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:52:17,281 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 03:52:17,281 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 03:52:17,281 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 03:52:17,281 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-15 03:52:17,281 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-15 03:52:17,281 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 03:52:17,282 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-15 03:52:17,282 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-15 03:52:17,282 INFO L138 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_cefd0e7f-cf10-4d66-acdb-613169bb1bec/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cefd0e7f-cf10-4d66-acdb-613169bb1bec/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 64b70d709fcf91425b4d924aa16c47bf27caac0bca27c95a63838e54a803b231 [2022-12-15 03:52:17,511 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 03:52:17,530 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 03:52:17,532 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 03:52:17,533 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 03:52:17,533 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 03:52:17,534 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cefd0e7f-cf10-4d66-acdb-613169bb1bec/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/busybox-1.22.0/uniq-1.i [2022-12-15 03:52:20,089 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 03:52:20,407 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 03:52:20,407 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cefd0e7f-cf10-4d66-acdb-613169bb1bec/sv-benchmarks/c/busybox-1.22.0/uniq-1.i [2022-12-15 03:52:20,424 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cefd0e7f-cf10-4d66-acdb-613169bb1bec/bin/ukojak-rkRKPMF4O4/data/6455c577a/e8c72ccaa1504ff0a02c3784eaa9ae47/FLAG038929db0 [2022-12-15 03:52:20,435 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cefd0e7f-cf10-4d66-acdb-613169bb1bec/bin/ukojak-rkRKPMF4O4/data/6455c577a/e8c72ccaa1504ff0a02c3784eaa9ae47 [2022-12-15 03:52:20,437 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 03:52:20,438 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 03:52:20,439 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 03:52:20,439 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 03:52:20,441 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 03:52:20,442 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:52:20" (1/1) ... [2022-12-15 03:52:20,443 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69a6899 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:52:20, skipping insertion in model container [2022-12-15 03:52:20,443 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:52:20" (1/1) ... [2022-12-15 03:52:20,448 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 03:52:20,488 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 03:52:21,283 WARN L623 FunctionHandler]: Unknown extern function _IO_getc [2022-12-15 03:52:21,289 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-15 03:52:21,290 WARN L623 FunctionHandler]: Unknown extern function strtoul [2022-12-15 03:52:21,291 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-12-15 03:52:21,298 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-12-15 03:52:21,299 WARN L623 FunctionHandler]: Unknown extern function ferror [2022-12-15 03:52:21,301 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2022-12-15 03:52:21,301 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@148bf3cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:52:21, skipping insertion in model container [2022-12-15 03:52:21,301 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 03:52:21,301 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-15 03:52:21,303 INFO L158 Benchmark]: Toolchain (without parser) took 864.08ms. Allocated memory is still 79.7MB. Free memory was 52.9MB in the beginning and 42.5MB in the end (delta: 10.5MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2022-12-15 03:52:21,303 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 62.9MB. Free memory is still 41.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 03:52:21,303 INFO L158 Benchmark]: CACSL2BoogieTranslator took 862.45ms. Allocated memory is still 79.7MB. Free memory was 52.9MB in the beginning and 42.5MB in the end (delta: 10.5MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2022-12-15 03:52:21,304 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 62.9MB. Free memory is still 41.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 862.45ms. Allocated memory is still 79.7MB. Free memory was 52.9MB in the beginning and 42.5MB in the end (delta: 10.5MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2504]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN