[INFO] cloning repository https://github.com/PoC-Consortium/scavenger
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PoC-Consortium/scavenger" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPoC-Consortium%2Fscavenger", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPoC-Consortium%2Fscavenger'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b38f6552c31d589a0433cb8ef52a44c87ce18725
[INFO] checking PoC-Consortium/scavenger against try#590af02d982816cfb2e4e43f8c54065e816581ce for pr-111505
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPoC-Consortium%2Fscavenger" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/PoC-Consortium/scavenger on toolchain 590af02d982816cfb2e4e43f8c54065e816581ce
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+590af02d982816cfb2e4e43f8c54065e816581ce" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/PoC-Consortium/scavenger
[INFO] finished tweaking git repo https://github.com/PoC-Consortium/scavenger
[INFO] tweaked toml for git repo https://github.com/PoC-Consortium/scavenger written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/PoC-Consortium/scavenger already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+590af02d982816cfb2e4e43f8c54065e816581ce" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+590af02d982816cfb2e4e43f8c54065e816581ce" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6528b5bb74920b51344dfa44b323a8d0d5821f4d04f6a3c6d3baa16d117d30e4
[INFO] running `Command { std: "docker" "start" "-a" "6528b5bb74920b51344dfa44b323a8d0d5821f4d04f6a3c6d3baa16d117d30e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6528b5bb74920b51344dfa44b323a8d0d5821f4d04f6a3c6d3baa16d117d30e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6528b5bb74920b51344dfa44b323a8d0d5821f4d04f6a3c6d3baa16d117d30e4", kill_on_drop: false }`
[INFO] [stdout] 6528b5bb74920b51344dfa44b323a8d0d5821f4d04f6a3c6d3baa16d117d30e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+590af02d982816cfb2e4e43f8c54065e816581ce" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6830402b8fcfe2b824eddcf12568a90e3c7f4318def02cf5c3c8310181600770
[INFO] running `Command { std: "docker" "start" "-a" "6830402b8fcfe2b824eddcf12568a90e3c7f4318def02cf5c3c8310181600770", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.96
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking gimli v0.24.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]    Compiling httparse v1.4.1
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling hyper v0.12.36
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking object v0.25.2
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking rustc-demangle v0.1.19
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking num-iter v0.1.42
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking ordered-float v1.1.1
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking try_from v0.3.2
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]    Compiling scavenger v1.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rayon-core v1.9.1
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking antidote v1.0.0
[INFO] [stderr]     Checking arc-swap v0.3.11
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]     Checking ansi_term v0.10.2
[INFO] [stderr]     Checking rayon v1.5.1
[INFO] [stderr]     Checking aligned_alloc v0.1.3
[INFO] [stderr]     Checking pbr v1.0.4
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking clap v2.30.0
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking core_affinity v0.5.10
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking page_size v0.4.2
[INFO] [stderr]     Checking addr2line v0.15.2
[INFO] [stderr]     Checking filetime v0.2.14
[INFO] [stderr]     Checking publicsuffix v1.5.6
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking stopwatch v0.0.7
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking sct v0.6.1
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking ct-logs v0.6.0
[INFO] [stderr]     Checking webpki-roots v0.17.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking serde-value v0.5.3
[INFO] [stderr]     Checking serde_yaml v0.8.17
[INFO] [stderr]     Checking url_serde v0.2.0
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking rustls v0.16.0
[INFO] [stdout] error: this attribute can only be applied at the crate level
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tokio-io-0.1.13/src/_tokio_codec/mod.rs:14:16
[INFO] [stdout]    |
[INFO] [stdout] 14 | #![doc(hidden, html_root_url = "https://docs.rs/tokio-codec/0.1.0")]
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: read <https://doc.rust-lang.org/nightly/rustdoc/the-doc-attribute.html#at-the-crate-level> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tokio-io` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "6830402b8fcfe2b824eddcf12568a90e3c7f4318def02cf5c3c8310181600770", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6830402b8fcfe2b824eddcf12568a90e3c7f4318def02cf5c3c8310181600770", kill_on_drop: false }`
[INFO] [stdout] 6830402b8fcfe2b824eddcf12568a90e3c7f4318def02cf5c3c8310181600770