[INFO] fetching crate cargo-gc-target 0.2.0...
[INFO] checking cargo-gc-target-0.2.0 against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] extracting crate cargo-gc-target 0.2.0 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate cargo-gc-target 0.2.0 on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-gc-target 0.2.0
[INFO] finished tweaking crates.io crate cargo-gc-target 0.2.0
[INFO] tweaked toml for crates.io crate cargo-gc-target 0.2.0 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate crates.io crate cargo-gc-target 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7f8fdf04ea2c1313f6e072bed89243114bdb9e9f8078b49c56b97cd52440ca60
[INFO] running `Command { std: "docker" "start" "-a" "7f8fdf04ea2c1313f6e072bed89243114bdb9e9f8078b49c56b97cd52440ca60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f8fdf04ea2c1313f6e072bed89243114bdb9e9f8078b49c56b97cd52440ca60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f8fdf04ea2c1313f6e072bed89243114bdb9e9f8078b49c56b97cd52440ca60", kill_on_drop: false }`
[INFO] [stdout] 7f8fdf04ea2c1313f6e072bed89243114bdb9e9f8078b49c56b97cd52440ca60
[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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac9dfd2d46767b895f3beeb6a6b988681b80a76d0c8b99234bc1d7ca44dafeb9
[INFO] running `Command { std: "docker" "start" "-a" "ac9dfd2d46767b895f3beeb6a6b988681b80a76d0c8b99234bc1d7ca44dafeb9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling syn v1.0.65
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling curl v0.4.35
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]    Compiling openssl v0.10.33
[INFO] [stderr]     Checking utf8parse v0.1.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking rustc-workspace-hack v1.0.0
[INFO] [stderr]     Checking shell-escape v0.1.5
[INFO] [stderr]     Checking opener v0.4.1
[INFO] [stderr]     Checking bytesize v1.0.1
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]     Checking tinyvec v1.1.1
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling im-rc v15.0.0
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking semver-parser v0.10.2
[INFO] [stderr]     Checking bitmaps v2.1.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking vte v0.3.3
[INFO] [stderr]     Checking semver v0.11.0
[INFO] [stderr]     Checking rand_xoshiro v0.4.0
[INFO] [stderr]     Checking strip-ansi-escapes v0.1.0
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]     Checking filetime v0.2.14
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking jobserver v0.1.21
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking bstr v0.2.15
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking tar v0.4.33
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling openssl-sys v0.9.61
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.6+1.43.0
[INFO] [stderr]    Compiling curl-sys v0.4.41+curl-7.75.0
[INFO] [stderr]    Compiling libssh2-sys v0.2.21
[INFO] [stderr]    Compiling libgit2-sys v0.12.18+1.1.0
[INFO] [stderr]     Checking idna v0.2.2
[INFO] [stderr]     Checking sized-chunks v0.6.4
[INFO] [stderr]    Compiling flate2 v1.0.20
[INFO] [stderr]     Checking url v2.2.1
[INFO] [stderr]    Compiling cargo v0.52.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking globset v0.4.6
[INFO] [stderr]     Checking env_logger v0.8.3
[INFO] [stderr]     Checking ignore v0.4.17
[INFO] [stderr]     Checking git2 v0.13.17
[INFO] [stderr]     Checking crypto-hash v0.3.4
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]     Checking git2-curl v0.14.1
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking cargo-platform v0.1.1
[INFO] [stderr]     Checking semver v0.10.0
[INFO] [stderr]     Checking serde_ignored v0.1.2
[INFO] [stderr]     Checking crates-io v0.33.0
[INFO] [stderr]     Checking rustfix v0.5.1
[INFO] [stderr]     Checking cargo-gc-target v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 06s
[INFO] running `Command { std: "docker" "inspect" "ac9dfd2d46767b895f3beeb6a6b988681b80a76d0c8b99234bc1d7ca44dafeb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac9dfd2d46767b895f3beeb6a6b988681b80a76d0c8b99234bc1d7ca44dafeb9", kill_on_drop: false }`
[INFO] [stdout] ac9dfd2d46767b895f3beeb6a6b988681b80a76d0c8b99234bc1d7ca44dafeb9