./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_7a28619a-6cb3-4464-bebb-6cd1028a1099/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_7a28619a-6cb3-4464-bebb-6cd1028a1099/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7a28619a-6cb3-4464-bebb-6cd1028a1099/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7a28619a-6cb3-4464-bebb-6cd1028a1099/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i -s /tmp/vcloud-vcloud-master/worker/run_dir_7a28619a-6cb3-4464-bebb-6cd1028a1099/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7a28619a-6cb3-4464-bebb-6cd1028a1099/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash db2001bb565ef88ea47ef3399548999414e36dcd .......................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_7a28619a-6cb3-4464-bebb-6cd1028a1099/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_7a28619a-6cb3-4464-bebb-6cd1028a1099/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7a28619a-6cb3-4464-bebb-6cd1028a1099/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7a28619a-6cb3-4464-bebb-6cd1028a1099/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i -s /tmp/vcloud-vcloud-master/worker/run_dir_7a28619a-6cb3-4464-bebb-6cd1028a1099/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7a28619a-6cb3-4464-bebb-6cd1028a1099/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash db2001bb565ef88ea47ef3399548999414e36dcd .............................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-02 01:44:54,186 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-02 01:44:54,187 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-02 01:44:54,194 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-02 01:44:54,194 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-02 01:44:54,195 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-02 01:44:54,196 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-02 01:44:54,197 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-02 01:44:54,199 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-02 01:44:54,200 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-02 01:44:54,200 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-02 01:44:54,201 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-02 01:44:54,201 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-02 01:44:54,202 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-02 01:44:54,203 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-02 01:44:54,204 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-02 01:44:54,204 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-02 01:44:54,205 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-02 01:44:54,206 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-02 01:44:54,208 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-02 01:44:54,209 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-02 01:44:54,210 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-02 01:44:54,210 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-02 01:44:54,211 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-02 01:44:54,212 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-02 01:44:54,212 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-02 01:44:54,213 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-02 01:44:54,213 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-02 01:44:54,213 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-02 01:44:54,214 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-02 01:44:54,214 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-02 01:44:54,215 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-02 01:44:54,215 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-02 01:44:54,216 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-02 01:44:54,217 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-02 01:44:54,217 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-02 01:44:54,217 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-02 01:44:54,218 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-02 01:44:54,218 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-02 01:44:54,218 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-02 01:44:54,219 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-02 01:44:54,219 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7a28619a-6cb3-4464-bebb-6cd1028a1099/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-02 01:44:54,231 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-02 01:44:54,231 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-02 01:44:54,232 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-02 01:44:54,232 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-02 01:44:54,233 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-02 01:44:54,233 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-02 01:44:54,233 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-02 01:44:54,233 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-02 01:44:54,233 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-02 01:44:54,234 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-02 01:44:54,234 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-02 01:44:54,234 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-02 01:44:54,234 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-02 01:44:54,234 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-02 01:44:54,234 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-02 01:44:54,235 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-02 01:44:54,235 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-02 01:44:54,235 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-02 01:44:54,235 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-02 01:44:54,235 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-02 01:44:54,236 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-02 01:44:54,236 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-02 01:44:54,236 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-02 01:44:54,236 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-02 01:44:54,236 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-02 01:44:54,237 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-02 01:44:54,237 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-02 01:44:54,237 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-02 01:44:54,237 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-02 01:44:54,237 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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-vcloud-master/worker/run_dir_7a28619a-6cb3-4464-bebb-6cd1028a1099/bin/ukojak 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 ! call(__VERIFIER_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 -> db2001bb565ef88ea47ef3399548999414e36dcd [2019-12-02 01:44:54,342 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-02 01:44:54,349 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-02 01:44:54,352 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-02 01:44:54,353 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-02 01:44:54,353 INFO L275 PluginConnector]: CDTParser initialized [2019-12-02 01:44:54,353 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7a28619a-6cb3-4464-bebb-6cd1028a1099/bin/ukojak/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2019-12-02 01:44:54,391 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7a28619a-6cb3-4464-bebb-6cd1028a1099/bin/ukojak/data/c968f1971/2a71569633f747308746642afc759d79/FLAG7ce9e224a [2019-12-02 01:44:54,884 INFO L306 CDTParser]: Found 1 translation units. [2019-12-02 01:44:54,884 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7a28619a-6cb3-4464-bebb-6cd1028a1099/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2019-12-02 01:44:54,910 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7a28619a-6cb3-4464-bebb-6cd1028a1099/bin/ukojak/data/c968f1971/2a71569633f747308746642afc759d79/FLAG7ce9e224a [2019-12-02 01:44:55,372 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7a28619a-6cb3-4464-bebb-6cd1028a1099/bin/ukojak/data/c968f1971/2a71569633f747308746642afc759d79 [2019-12-02 01:44:55,374 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-02 01:44:55,375 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-02 01:44:55,376 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-02 01:44:55,376 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-02 01:44:55,378 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-02 01:44:55,378 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:44:55" (1/1) ... [2019-12-02 01:44:55,380 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a85147a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:44:55, skipping insertion in model container [2019-12-02 01:44:55,380 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:44:55" (1/1) ... [2019-12-02 01:44:55,385 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-02 01:44:55,459 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-02 01:44:58,091 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2019-12-02 01:44:58,092 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@35b3c1a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:44:58, skipping insertion in model container [2019-12-02 01:44:58,092 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-02 01:44:58,092 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-02 01:44:58,094 INFO L168 Benchmark]: Toolchain (without parser) took 2718.37 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 92.8 MB). Free memory was 937.2 MB in the beginning and 1.0 GB in the end (delta: -105.0 MB). Peak memory consumption was 58.4 MB. Max. memory is 11.5 GB. [2019-12-02 01:44:58,095 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 964.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 01:44:58,095 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2716.65 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 92.8 MB). Free memory was 937.2 MB in the beginning and 1.0 GB in the end (delta: -105.0 MB). Peak memory consumption was 58.4 MB. Max. memory is 11.5 GB. [2019-12-02 01:44:58,096 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 964.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2716.65 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 92.8 MB). Free memory was 937.2 MB in the beginning and 1.0 GB in the end (delta: -105.0 MB). Peak memory consumption was 58.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 4698]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: snprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-12-02 01:44:59,292 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-02 01:44:59,293 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-02 01:44:59,301 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-02 01:44:59,301 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-02 01:44:59,302 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-02 01:44:59,303 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-02 01:44:59,304 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-02 01:44:59,305 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-02 01:44:59,306 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-02 01:44:59,307 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-02 01:44:59,307 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-02 01:44:59,308 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-02 01:44:59,308 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-02 01:44:59,309 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-02 01:44:59,310 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-02 01:44:59,310 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-02 01:44:59,311 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-02 01:44:59,312 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-02 01:44:59,314 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-02 01:44:59,315 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-02 01:44:59,316 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-02 01:44:59,316 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-02 01:44:59,317 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-02 01:44:59,319 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-02 01:44:59,319 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-02 01:44:59,319 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-02 01:44:59,320 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-02 01:44:59,320 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-02 01:44:59,321 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-02 01:44:59,321 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-02 01:44:59,321 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-02 01:44:59,322 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-02 01:44:59,322 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-02 01:44:59,323 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-02 01:44:59,323 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-02 01:44:59,324 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-02 01:44:59,324 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-02 01:44:59,324 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-02 01:44:59,324 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-02 01:44:59,325 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-02 01:44:59,325 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7a28619a-6cb3-4464-bebb-6cd1028a1099/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2019-12-02 01:44:59,335 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-02 01:44:59,336 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-02 01:44:59,336 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-02 01:44:59,336 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-02 01:44:59,337 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-02 01:44:59,337 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-02 01:44:59,337 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-02 01:44:59,337 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-02 01:44:59,337 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-02 01:44:59,337 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-02 01:44:59,338 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-02 01:44:59,338 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-02 01:44:59,338 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-02 01:44:59,338 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-02 01:44:59,338 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-02 01:44:59,339 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-02 01:44:59,339 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-02 01:44:59,339 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-02 01:44:59,339 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-02 01:44:59,339 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-02 01:44:59,339 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-02 01:44:59,339 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-02 01:44:59,339 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-02 01:44:59,340 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-02 01:44:59,340 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-02 01:44:59,340 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-02 01:44:59,340 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-02 01:44:59,340 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-02 01:44:59,340 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-02 01:44:59,340 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-02 01:44:59,341 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-02 01:44:59,341 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2019-12-02 01:44:59,341 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-02 01:44:59,341 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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-vcloud-master/worker/run_dir_7a28619a-6cb3-4464-bebb-6cd1028a1099/bin/ukojak 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 ! call(__VERIFIER_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 -> db2001bb565ef88ea47ef3399548999414e36dcd [2019-12-02 01:44:59,508 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-02 01:44:59,518 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-02 01:44:59,521 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-02 01:44:59,522 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-02 01:44:59,523 INFO L275 PluginConnector]: CDTParser initialized [2019-12-02 01:44:59,523 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7a28619a-6cb3-4464-bebb-6cd1028a1099/bin/ukojak/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2019-12-02 01:44:59,569 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7a28619a-6cb3-4464-bebb-6cd1028a1099/bin/ukojak/data/427241e51/2e482c691aa347e99defd97c49558cb9/FLAGb9bcfa9de [2019-12-02 01:45:00,173 INFO L306 CDTParser]: Found 1 translation units. [2019-12-02 01:45:00,174 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7a28619a-6cb3-4464-bebb-6cd1028a1099/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2019-12-02 01:45:00,198 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7a28619a-6cb3-4464-bebb-6cd1028a1099/bin/ukojak/data/427241e51/2e482c691aa347e99defd97c49558cb9/FLAGb9bcfa9de [2019-12-02 01:45:00,592 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7a28619a-6cb3-4464-bebb-6cd1028a1099/bin/ukojak/data/427241e51/2e482c691aa347e99defd97c49558cb9 [2019-12-02 01:45:00,594 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-02 01:45:00,595 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-02 01:45:00,595 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-02 01:45:00,595 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-02 01:45:00,597 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-02 01:45:00,598 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:45:00" (1/1) ... [2019-12-02 01:45:00,599 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@613aa2ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:45:00, skipping insertion in model container [2019-12-02 01:45:00,600 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:45:00" (1/1) ... [2019-12-02 01:45:00,604 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-02 01:45:00,670 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-02 01:45:03,321 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2019-12-02 01:45:03,322 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5938f996 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:45:03, skipping insertion in model container [2019-12-02 01:45:03,322 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-02 01:45:03,323 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-02 01:45:03,324 INFO L168 Benchmark]: Toolchain (without parser) took 2728.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 941.6 MB in the beginning and 1.1 GB in the end (delta: -112.2 MB). Peak memory consumption was 60.9 MB. Max. memory is 11.5 GB. [2019-12-02 01:45:03,325 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 01:45:03,325 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2727.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 941.6 MB in the beginning and 1.1 GB in the end (delta: -112.2 MB). Peak memory consumption was 60.9 MB. Max. memory is 11.5 GB. [2019-12-02 01:45:03,326 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2727.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 941.6 MB in the beginning and 1.1 GB in the end (delta: -112.2 MB). Peak memory consumption was 60.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 4698]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: snprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...