[INFO] cloning repository https://github.com/camuthig/rust-ecko
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/camuthig/rust-ecko" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcamuthig%2Frust-ecko", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcamuthig%2Frust-ecko'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 87bdf5d22be3595e545d4da9a7e5bb80e4ab2c67
[INFO] checking camuthig/rust-ecko against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcamuthig%2Frust-ecko" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/camuthig/rust-ecko
[INFO] finished tweaking git repo https://github.com/camuthig/rust-ecko
[INFO] tweaked toml for git repo https://github.com/camuthig/rust-ecko written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/camuthig/rust-ecko on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/camuthig/rust-ecko 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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded termion v1.5.2
[INFO] [stderr]   Downloaded clap-verbosity-flag v0.2.0
[INFO] [stderr]   Downloaded globset v0.4.3
[INFO] [stderr]   Downloaded exitfailure v0.5.1
[INFO] [stderr]   Downloaded same-file v1.0.4
[INFO] [stderr]   Downloaded walkdir v2.2.7
[INFO] [stderr]   Downloaded quicli v0.4.0
[INFO] [stderr]   Downloaded env_logger v0.5.13
[INFO] [stderr]   Downloaded ignore v0.4.7
[INFO] [stderr]   Downloaded crossbeam-channel v0.3.8
[INFO] [stderr]   Downloaded rayon v1.0.3
[INFO] [stderr]   Downloaded bstr v0.1.4
[INFO] [stderr]   Downloaded globwalk v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c76cfaf0be134337a8c1a1fc5d1feecc5480c11830a41561b954e2f7007ef68d
[INFO] running `Command { std: "docker" "start" "-a" "c76cfaf0be134337a8c1a1fc5d1feecc5480c11830a41561b954e2f7007ef68d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c76cfaf0be134337a8c1a1fc5d1feecc5480c11830a41561b954e2f7007ef68d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c76cfaf0be134337a8c1a1fc5d1feecc5480c11830a41561b954e2f7007ef68d", kill_on_drop: false }`
[INFO] [stdout] c76cfaf0be134337a8c1a1fc5d1feecc5480c11830a41561b954e2f7007ef68d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4027828ef32eccb9f20ffffc0947932ee3155cac761fda074410536f62d4ecdc
[INFO] running `Command { std: "docker" "start" "-a" "4027828ef32eccb9f20ffffc0947932ee3155cac761fda074410536f62d4ecdc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.55
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]    Compiling regex v1.1.6
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]     Checking rustc-demangle v0.1.15
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking regex-syntax v0.6.6
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking same-file v1.0.4
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking smallvec v0.6.9
[INFO] [stderr]     Checking walkdir v2.2.7
[INFO] [stderr]     Checking humantime v1.2.0
[INFO] [stderr]    Compiling serde v1.0.91
[INFO] [stderr]     Checking termcolor v1.0.4
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]     Checking remove_dir_all v0.5.1
[INFO] [stderr]    Compiling backtrace v0.3.26
[INFO] [stderr]     Checking aho-corasick v0.7.3
[INFO] [stderr]     Checking bstr v0.1.4
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]     Checking crossbeam-channel v0.3.8
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking globset v0.4.3
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking ignore v0.4.7
[INFO] [stderr]     Checking globwalk v0.3.1
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling structopt-derive v0.2.16
[INFO] [stderr]    Compiling serde_derive v1.0.91
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking structopt v0.2.16
[INFO] [stderr]     Checking clap-verbosity-flag v0.2.0
[INFO] [stderr]     Checking exitfailure v0.5.1
[INFO] [stderr]     Checking quicli v0.4.0
[INFO] [stderr]     Checking enumerate v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.46s
[INFO] running `Command { std: "docker" "inspect" "4027828ef32eccb9f20ffffc0947932ee3155cac761fda074410536f62d4ecdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4027828ef32eccb9f20ffffc0947932ee3155cac761fda074410536f62d4ecdc", kill_on_drop: false }`
[INFO] [stdout] 4027828ef32eccb9f20ffffc0947932ee3155cac761fda074410536f62d4ecdc