[INFO] fetching crate wu-diff 0.1.2...
[INFO] checking wu-diff-0.1.2 against try#4a04890980766cc79878135f5ade8c0c4321e943 for pr-65819
[INFO] extracting crate wu-diff 0.1.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate wu-diff 0.1.2 on toolchain 4a04890980766cc79878135f5ade8c0c4321e943
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wu-diff 0.1.2
[INFO] finished tweaking crates.io crate wu-diff 0.1.2
[INFO] tweaked toml for crates.io crate wu-diff 0.1.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate wu-diff 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nodrop v0.1.12
[INFO] [stderr]   Downloaded utf8-ranges v1.0.0
[INFO] [stderr]   Downloaded itoa v0.4.1
[INFO] [stderr]   Downloaded memchr v2.0.1
[INFO] [stderr]   Downloaded thread-scoped v1.0.2
[INFO] [stderr]   Downloaded time v0.1.39
[INFO] [stderr]   Downloaded aho-corasick v0.6.4
[INFO] [stderr]   Downloaded arrayvec v0.4.7
[INFO] [stderr]   Downloaded ucd-util v0.1.1
[INFO] [stderr]   Downloaded base64 v0.9.2
[INFO] [stderr]   Downloaded getopts v0.2.17
[INFO] [stderr]   Downloaded crossbeam-epoch v0.3.1
[INFO] [stderr]   Downloaded vec_map v0.8.0
[INFO] [stderr]   Downloaded quick-error v1.2.1
[INFO] [stderr]   Downloaded cfg-if v0.1.2
[INFO] [stderr]   Downloaded rayon-core v1.4.0
[INFO] [stderr]   Downloaded byteorder v1.2.2
[INFO] [stderr]   Downloaded itertools-num v0.1.1
[INFO] [stderr]   Downloaded synstructure v0.6.1
[INFO] [stderr]   Downloaded failure_derive v0.1.1
[INFO] [stderr]   Downloaded unicode-width v0.1.4
[INFO] [stderr]   Downloaded itertools v0.7.8
[INFO] [stderr]   Downloaded if_chain v0.1.2
[INFO] [stderr]   Downloaded matches v0.1.6
[INFO] [stderr]   Downloaded failure v0.1.1
[INFO] [stderr]   Downloaded redox_syscall v0.1.37
[INFO] [stderr]   Downloaded crossbeam-deque v0.2.0
[INFO] [stderr]   Downloaded idna v0.1.4
[INFO] [stderr]   Downloaded clippy v0.0.209
[INFO] [stderr]   Downloaded num-iter v0.1.35
[INFO] [stderr]   Downloaded libc v0.2.40
[INFO] [stderr]   Downloaded crossbeam-utils v0.2.2
[INFO] [stderr]   Downloaded regex v0.2.10
[INFO] [stderr]   Downloaded backtrace-sys v0.1.16
[INFO] [stderr]   Downloaded regex v1.0.1
[INFO] [stderr]   Downloaded cc v1.0.10
[INFO] [stderr]   Downloaded cargo_metadata v0.5.4
[INFO] [stderr]   Downloaded toml v0.4.6
[INFO] [stderr]   Downloaded handlebars v0.31.0
[INFO] [stderr]   Downloaded criterion-stats v0.2.3
[INFO] [stderr]   Downloaded rustc-demangle v0.1.7
[INFO] [stderr]   Downloaded deflate v0.7.18
[INFO] [stderr]   Downloaded pest_derive v1.0.7
[INFO] [stderr]   Downloaded criterion-plot v0.2.3
[INFO] [stderr]   Downloaded rustc_version v0.2.2
[INFO] [stderr]   Downloaded atty v0.2.9
[INFO] [stderr]   Downloaded either v1.5.0
[INFO] [stderr]   Downloaded rayon v1.0.1
[INFO] [stderr]   Downloaded clippy_lints v0.0.209
[INFO] [stderr]   Downloaded url v1.7.0
[INFO] [stderr]   Downloaded serde_json v1.0.16
[INFO] [stderr]   Downloaded backtrace v0.3.6
[INFO] [stderr]   Downloaded serde v1.0.42
[INFO] [stderr]   Downloaded simplelog v0.5.1
[INFO] [stderr]   Downloaded serde_derive_internals v0.23.1
[INFO] [stderr]   Downloaded regex-syntax v0.5.5
[INFO] [stderr]   Downloaded regex-syntax v0.6.1
[INFO] [stderr]   Downloaded serde_derive v1.0.42
[INFO] [stderr]   Downloaded criterion v0.2.3
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[INFO] [stderr]   Downloaded jpeg-decoder v0.1.15
[INFO] [stderr]   Downloaded image v0.18.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 15f096404745505854155194b8ad94b5e4cf8eb451a592bb790cfaa9ef7b1bc8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "15f096404745505854155194b8ad94b5e4cf8eb451a592bb790cfaa9ef7b1bc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15f096404745505854155194b8ad94b5e4cf8eb451a592bb790cfaa9ef7b1bc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15f096404745505854155194b8ad94b5e4cf8eb451a592bb790cfaa9ef7b1bc8", kill_on_drop: false }`
[INFO] [stdout] 15f096404745505854155194b8ad94b5e4cf8eb451a592bb790cfaa9ef7b1bc8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b47540e649db18f35312d24aaed3aad8262fddba91e001c0c95542b8118e5b71
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b47540e649db18f35312d24aaed3aad8262fddba91e001c0c95542b8118e5b71", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.40
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]     Checking num-traits v0.2.2
[INFO] [stderr]     Checking lazy_static v1.0.0
[INFO] [stderr]     Checking byteorder v1.2.2
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]    Compiling cc v1.0.10
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]    Compiling regex v0.2.10
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]     Checking cast v0.2.2
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking serde v1.0.42
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking itoa v0.4.1
[INFO] [stderr]     Checking rustc-demangle v0.1.7
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking vec_map v0.8.0
[INFO] [stderr]     Checking thread-scoped v1.0.2
[INFO] [stderr]     Checking quick-error v1.2.1
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking wu-diff v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling proc-macro2 v0.3.6
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking inflate v0.3.4
[INFO] [stderr]     Checking itertools v0.7.8
[INFO] [stderr]     Checking regex-syntax v0.5.5
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking time v0.1.39
[INFO] [stderr]     Checking atty v0.2.9
[INFO] [stderr]     Checking deflate v0.7.18
[INFO] [stderr]     Checking term v0.5.1
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]     Checking base64 v0.9.2
[INFO] [stderr]     Checking gif v0.9.2
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking clap v2.31.2
[INFO] [stderr]     Checking num-integer v0.1.36
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]    Compiling syn v0.13.1
[INFO] [stderr]     Checking itertools-num v0.1.1
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking criterion-stats v0.2.3
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking num-iter v0.1.35
[INFO] [stderr]     Checking chrono v0.4.2
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking png v0.11.0
[INFO] [stderr]     Checking criterion-plot v0.2.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]     Checking rayon v1.0.1
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]     Checking simplelog v0.5.1
[INFO] [stderr]    Compiling pest_derive v1.0.7
[INFO] [stderr]    Compiling failure_derive v0.1.1
[INFO] [stderr]    Compiling serde_derive_internals v0.23.1
[INFO] [stderr]     Checking serde_json v1.0.16
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/jpeg-decoder-0.1.15/src/decoder.rs:235:29
[INFO] [stdout]     |
[INFO] [stdout] 235 |                     for (i, &table) in tables.into_iter().enumerate() {
[INFO] [stdout]     |                             ^^^^^^     ------------------------------ this expression has type `(usize, Option<[u16; 64]>)`
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             expected enum `Option`, found reference
[INFO] [stdout]     |                             help: you can probably remove the explicit borrow: `table`
[INFO] [stdout]     |
[INFO] [stdout]     = note:   expected enum `Option<[u16; 64]>`
[INFO] [stdout]             found reference `&_`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `jpeg-decoder`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "b47540e649db18f35312d24aaed3aad8262fddba91e001c0c95542b8118e5b71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b47540e649db18f35312d24aaed3aad8262fddba91e001c0c95542b8118e5b71", kill_on_drop: false }`
[INFO] [stdout] b47540e649db18f35312d24aaed3aad8262fddba91e001c0c95542b8118e5b71