[INFO] fetching crate cargo-fel4 0.7.2...
[INFO] checking cargo-fel4-0.7.2 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate cargo-fel4 0.7.2 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate cargo-fel4 0.7.2 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-15/source/rust-toolchain
[INFO] started tweaking crates.io crate cargo-fel4 0.7.2
[INFO] finished tweaking crates.io crate cargo-fel4 0.7.2
[INFO] tweaked toml for crates.io crate cargo-fel4 0.7.2 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fel4-config v0.3.2
[INFO] [stderr]   Downloaded cmake_config v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36b928329ccd97780eab046c19730176bc41ce851c4c78b4e0deab48e2f6645a
[INFO] running `Command { std: "docker" "start" "-a" "36b928329ccd97780eab046c19730176bc41ce851c4c78b4e0deab48e2f6645a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36b928329ccd97780eab046c19730176bc41ce851c4c78b4e0deab48e2f6645a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36b928329ccd97780eab046c19730176bc41ce851c4c78b4e0deab48e2f6645a", kill_on_drop: false }`
[INFO] [stdout] 36b928329ccd97780eab046c19730176bc41ce851c4c78b4e0deab48e2f6645a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0949df41057bc1fb529c6fa24224b5b4575ece6b9b76a369f060022299517117
[INFO] running `Command { std: "docker" "start" "-a" "0949df41057bc1fb529c6fa24224b5b4575ece6b9b76a369f060022299517117", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking gimli v0.24.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]     Checking rustc-demangle v0.1.20
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking multimap v0.4.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking object v0.25.3
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking proc-macro2 v0.3.8
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking quote v0.5.2
[INFO] [stderr]     Checking cmake v0.1.45
[INFO] [stderr]     Checking syn v0.13.11
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking cmake_config v0.1.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking addr2line v0.15.2
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking rusty-fork v0.2.2
[INFO] [stderr]     Checking proptest v0.8.7
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking fel4-config v0.3.2
[INFO] [stderr]     Checking cargo_metadata v0.5.8
[INFO] [stderr]     Checking cargo-fel4 v0.7.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.40s
[INFO] running `Command { std: "docker" "inspect" "0949df41057bc1fb529c6fa24224b5b4575ece6b9b76a369f060022299517117", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0949df41057bc1fb529c6fa24224b5b4575ece6b9b76a369f060022299517117", kill_on_drop: false }`
[INFO] [stdout] 0949df41057bc1fb529c6fa24224b5b4575ece6b9b76a369f060022299517117