[INFO] updating cached repository mmueller/advent2016 [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/mmueller/advent2016 [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/mmueller/advent2016" "work/ex/beta-1.38-1/sources/1.37.0/gh/mmueller/advent2016"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/mmueller/advent2016'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/mmueller/advent2016" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mmueller/advent2016"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mmueller/advent2016'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] ae140beb832ff98fd285c54d7100d9835c2399a1 [INFO] sha for GitHub repo mmueller/advent2016: ae140beb832ff98fd285c54d7100d9835c2399a1 [INFO] validating manifest of mmueller/advent2016 on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of mmueller/advent2016 on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing mmueller/advent2016 [INFO] finished frobbing mmueller/advent2016 [INFO] frobbed toml for mmueller/advent2016 written to work/ex/beta-1.38-1/sources/1.37.0/gh/mmueller/advent2016/Cargo.toml [INFO] started frobbing mmueller/advent2016 [INFO] finished frobbing mmueller/advent2016 [INFO] frobbed toml for mmueller/advent2016 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mmueller/advent2016/Cargo.toml [INFO] crate mmueller/advent2016 already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing mmueller/advent2016 against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mmueller/advent2016:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"` [INFO] [stdout] 049a87819020b0245eadc4ca9f1c8858da4ce530dfc52ab181a81d5f4b8c5a6b [INFO] running `"docker" "start" "-a" "049a87819020b0245eadc4ca9f1c8858da4ce530dfc52ab181a81d5f4b8c5a6b"` [INFO] [stderr] Compiling rust-crypto v0.2.36 [INFO] [stderr] Compiling backtrace v0.3.0 [INFO] [stderr] Compiling error-chain v0.7.1 [INFO] [stderr] Compiling advent2016 v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/day7.rs:7:1 [INFO] [stderr] | [INFO] [stderr] 7 | / lazy_static! { [INFO] [stderr] 8 | | static ref HYPER_RE: Regex = Regex::new(r"\[([^\]]+)\]").unwrap(); [INFO] [stderr] 9 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/day7.rs:7:1 [INFO] [stderr] | [INFO] [stderr] 7 | / lazy_static! { [INFO] [stderr] 8 | | static ref HYPER_RE: Regex = Regex::new(r"\[([^\]]+)\]").unwrap(); [INFO] [stderr] 9 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/day10.rs:6:1 [INFO] [stderr] | [INFO] [stderr] 6 | / lazy_static! { [INFO] [stderr] 7 | | static ref INSTRUCTION_RE: Regex = [INFO] [stderr] 8 | | Regex::new(concat!( [INFO] [stderr] 9 | | r"bot (?P\d+) gives ", [INFO] [stderr] 10 | | r"low to (?Pbot|output) (?P\d+) and ", [INFO] [stderr] 11 | | r"high to (?Pbot|output) (?P\d+)")).unwrap(); [INFO] [stderr] 12 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/day10.rs:6:1 [INFO] [stderr] | [INFO] [stderr] 6 | / lazy_static! { [INFO] [stderr] 7 | | static ref INSTRUCTION_RE: Regex = [INFO] [stderr] 8 | | Regex::new(concat!( [INFO] [stderr] 9 | | r"bot (?P\d+) gives ", [INFO] [stderr] 10 | | r"low to (?Pbot|output) (?P\d+) and ", [INFO] [stderr] 11 | | r"high to (?Pbot|output) (?P\d+)")).unwrap(); [INFO] [stderr] 12 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning[E0503]: cannot use `day` because it was mutably borrowed [INFO] [stderr] --> src/main.rs:34:9 [INFO] [stderr] | [INFO] [stderr] 29 | parser.refer(&mut day) [INFO] [stderr] | -------- borrow of `day` occurs here [INFO] [stderr] ... [INFO] [stderr] 34 | Some(1) => day1::day1(), [INFO] [stderr] | ^^^^^^^ use of borrowed `day` [INFO] [stderr] ... [INFO] [stderr] 62 | } [INFO] [stderr] | - borrow might be used here, when `parser` is dropped and runs the destructor for type `argparse::ArgumentParser<'_>` [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] = note: for more information, try `rustc --explain E0729` [INFO] [stderr] [INFO] [stderr] warning[E0503]: cannot use `day.0` because it was mutably borrowed [INFO] [stderr] --> src/main.rs:34:14 [INFO] [stderr] | [INFO] [stderr] 29 | parser.refer(&mut day) [INFO] [stderr] | -------- borrow of `day` occurs here [INFO] [stderr] ... [INFO] [stderr] 34 | Some(1) => day1::day1(), [INFO] [stderr] | ^ use of borrowed `day` [INFO] [stderr] ... [INFO] [stderr] 62 | } [INFO] [stderr] | - borrow might be used here, when `parser` is dropped and runs the destructor for type `argparse::ArgumentParser<'_>` [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] = note: for more information, try `rustc --explain E0729` [INFO] [stderr] [INFO] [stderr] error: linking with `cc` failed: exit code: 1 [INFO] [stderr] | [INFO] [stderr] = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-L" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/advent2016-a811cabd46d7d4b8.advent2016.4jv39cm6-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/advent2016-a811cabd46d7d4b8.advent2016.4jv39cm6-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/advent2016-a811cabd46d7d4b8.advent2016.4jv39cm6-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/advent2016-a811cabd46d7d4b8.advent2016.4jv39cm6-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/advent2016-a811cabd46d7d4b8.advent2016.4jv39cm6-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/advent2016-a811cabd46d7d4b8.advent2016.4jv39cm6-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/advent2016-a811cabd46d7d4b8.advent2016.4jv39cm6-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/advent2016-a811cabd46d7d4b8.advent2016.4jv39cm6-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/advent2016-a811cabd46d7d4b8.advent2016.4jv39cm6-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/advent2016-a811cabd46d7d4b8.advent2016.4jv39cm6-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/advent2016-a811cabd46d7d4b8.advent2016.4jv39cm6-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/advent2016-a811cabd46d7d4b8.advent2016.4jv39cm6-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/advent2016-a811cabd46d7d4b8.advent2016.4jv39cm6-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/advent2016-a811cabd46d7d4b8.advent2016.4jv39cm6-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/advent2016-a811cabd46d7d4b8.advent2016.4jv39cm6-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/advent2016-a811cabd46d7d4b8.advent2016.4jv39cm6-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/advent2016-a811cabd46d7d4b8" "/opt/crater/target/debug/deps/advent2016-a811cabd46d7d4b8.57le0f2luwufmouz.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/opt/crater/target/debug/build/rust-crypto-202fb6b232c99282/out" "-L" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/crater/target/debug/deps/libregex-a6a8238d19618cc3.rlib" "/opt/crater/target/debug/deps/libutf8_ranges-f03f24c2204694fb.rlib" "/opt/crater/target/debug/deps/libregex_syntax-e4e7cc24efed9736.rlib" "/opt/crater/target/debug/deps/libthread_local-50f75327e3b4e5a3.rlib" "/opt/crater/target/debug/deps/libthread_id-fb1745454bb1fe12.rlib" "/opt/crater/target/debug/deps/libaho_corasick-1b5b0a326ef5dcc0.rlib" "/opt/crater/target/debug/deps/libmemchr-9eefbb3f25992681.rlib" "/opt/crater/target/debug/deps/liblazy_static-5b3a6350224c4bac.rlib" "/opt/crater/target/debug/deps/liberror_chain-ff4157eeac9412e4.rlib" "/opt/crater/target/debug/deps/libbacktrace-5a3400462a997925.rlib" "/opt/crater/target/debug/deps/libbacktrace_sys-31eeedc36fbb7d83.rlib" "/opt/crater/target/debug/deps/librustc_demangle-a63e03c53d847d30.rlib" "/opt/crater/target/debug/deps/libcfg_if-e594ac7fa20b1aa3.rlib" "/opt/crater/target/debug/deps/libdbghelp-d860676abe2fb31b.rlib" "/opt/crater/target/debug/deps/libwinapi-be47d272a993a950.rlib" "/opt/crater/target/debug/deps/libkernel32-ed10b6f453a27092.rlib" "/opt/crater/target/debug/deps/libcrypto-60c1a732e99af85b.rlib" "/opt/crater/target/debug/deps/libtime-d8882fbf4a52e179.rlib" "/opt/crater/target/debug/deps/librustc_serialize-f4735aa6e63bf674.rlib" "/opt/crater/target/debug/deps/librand-3155e97dc819178f.rlib" "/opt/crater/target/debug/deps/liblibc-a442291025725117.rlib" "/opt/crater/target/debug/deps/libargparse-da038dabfff49c06.rlib" "-Wl,--start-group" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-1d6d86bd078a28e9.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-e9721e46a424e2a9.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-c07193698f282147.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-6da45690f3863086.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-690797036dd27680.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-d3896ccbfd8eda2b.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-7cccc3739e3d7623.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-5e9ba178a513cd29.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-5ca9f83bf63d1f4b.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-bba1c7ef9e950882.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-e23c9de62012deb5.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-9b59dffdcd513d5d.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-17392340ab2e4a97.rlib" "-Wl,--end-group" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-ac21508a81e3f7f3.rlib" "-Wl,-Bdynamic" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil" [INFO] [stderr] = note: /opt/crater/target/debug/deps/libbacktrace-5a3400462a997925.rlib(backtrace-5a3400462a997925.backtrace.asa9r22v-cgu.6.rcgu.o): In function `backtrace::symbolize::libbacktrace::init_state::{{closure}}': [INFO] [stderr] /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.0/src/symbolize/libbacktrace.rs:156: undefined reference to `backtrace_create_state' [INFO] [stderr] /opt/crater/target/debug/deps/libbacktrace-5a3400462a997925.rlib(backtrace-5a3400462a997925.backtrace.asa9r22v-cgu.6.rcgu.o): In function `backtrace::symbolize::libbacktrace::resolve': [INFO] [stderr] /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.0/src/symbolize/libbacktrace.rs:173: undefined reference to `backtrace_pcinfo' [INFO] [stderr] /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.0/src/symbolize/libbacktrace.rs:177: undefined reference to `backtrace_syminfo' [INFO] [stderr] collect2: error: ld returned 1 exit status [INFO] [stderr] [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0503`. [INFO] [stderr] error: Could not compile `advent2016`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "049a87819020b0245eadc4ca9f1c8858da4ce530dfc52ab181a81d5f4b8c5a6b"` [INFO] running `"docker" "rm" "-f" "049a87819020b0245eadc4ca9f1c8858da4ce530dfc52ab181a81d5f4b8c5a6b"` [INFO] [stdout] 049a87819020b0245eadc4ca9f1c8858da4ce530dfc52ab181a81d5f4b8c5a6b