[INFO] cloning repository https://github.com/mythmon/rust-gz-csv-test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mythmon/rust-gz-csv-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmythmon%2Frust-gz-csv-test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmythmon%2Frust-gz-csv-test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3bd8a249c688188986029a42089ca278edca6e18
[INFO] checking mythmon/rust-gz-csv-test against try#7b3565da729099dbe807466fcd118fb2815986e0 for pr-81789
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmythmon%2Frust-gz-csv-test" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mythmon/rust-gz-csv-test on toolchain 7b3565da729099dbe807466fcd118fb2815986e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mythmon/rust-gz-csv-test
[INFO] finished tweaking git repo https://github.com/mythmon/rust-gz-csv-test
[INFO] tweaked toml for git repo https://github.com/mythmon/rust-gz-csv-test written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/mythmon/rust-gz-csv-test already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive_internals v0.23.1
[INFO] [stderr]   Downloaded serde v1.0.43
[INFO] [stderr]   Downloaded proc-macro2 v0.3.7
[INFO] [stderr]   Downloaded rayon v1.0.1
[INFO] [stderr]   Downloaded serde_derive v1.0.43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7f78903c861b19be819e09ace783fa15ec731e66c15f8c8963b595e10d35a4c3
[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" "7f78903c861b19be819e09ace783fa15ec731e66c15f8c8963b595e10d35a4c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f78903c861b19be819e09ace783fa15ec731e66c15f8c8963b595e10d35a4c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f78903c861b19be819e09ace783fa15ec731e66c15f8c8963b595e10d35a4c3", kill_on_drop: false }`
[INFO] [stdout] 7f78903c861b19be819e09ace783fa15ec731e66c15f8c8963b595e10d35a4c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b24ad7455ca42e462a0c44bff1d6ac160658e8928a9cc99bae7ae5438a7d35f5
[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" "b24ad7455ca42e462a0c44bff1d6ac160658e8928a9cc99bae7ae5438a7d35f5", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.40
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling pkg-config v0.3.11
[INFO] [stderr]    Compiling cc v1.0.15
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]     Checking serde v1.0.43
[INFO] [stderr]     Checking num-traits v0.2.2
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling proc-macro2 v0.3.7
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking num-integer v0.1.36
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking time v0.1.39
[INFO] [stderr]    Compiling syn v0.13.1
[INFO] [stderr]     Checking csv-core v0.1.4
[INFO] [stderr]    Compiling libz-sys v1.0.18
[INFO] [stderr]     Checking rayon v1.0.1
[INFO] [stderr]     Checking flate2 v0.2.20
[INFO] [stderr]    Compiling serde_derive_internals v0.23.1
[INFO] [stderr]    Compiling serde_derive v1.0.43
[INFO] [stderr]     Checking chrono v0.4.2
[INFO] [stderr]     Checking csv v1.0.0-beta.5
[INFO] [stderr]     Checking gzcsv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.19s
[INFO] running `Command { std: "docker" "inspect" "b24ad7455ca42e462a0c44bff1d6ac160658e8928a9cc99bae7ae5438a7d35f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b24ad7455ca42e462a0c44bff1d6ac160658e8928a9cc99bae7ae5438a7d35f5", kill_on_drop: false }`
[INFO] [stdout] b24ad7455ca42e462a0c44bff1d6ac160658e8928a9cc99bae7ae5438a7d35f5