[INFO] fetching crate rs-youtube 0.2.2...
[INFO] checking rs-youtube-0.2.2 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] extracting crate rs-youtube 0.2.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate rs-youtube 0.2.2 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rs-youtube 0.2.2
[INFO] finished tweaking crates.io crate rs-youtube 0.2.2
[INFO] tweaked toml for crates.io crate rs-youtube 0.2.2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate rs-youtube 0.2.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded directories v3.0.2
[INFO] [stderr]   Downloaded redox_syscall v0.2.6
[INFO] [stderr]   Downloaded serde-query-derive v0.1.3
[INFO] [stderr]   Downloaded serde-query v0.1.3
[INFO] [stderr]   Downloaded ureq v2.1.0
[INFO] [stderr]   Downloaded dirs-sys v0.3.6
[INFO] [stderr]   Downloaded webpki-roots v0.21.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8f9e4797ce2cbd87d6b6a97318a622e2ffac6bfa52225e09ec53e825c6136659
[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" "8f9e4797ce2cbd87d6b6a97318a622e2ffac6bfa52225e09ec53e825c6136659", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f9e4797ce2cbd87d6b6a97318a622e2ffac6bfa52225e09ec53e825c6136659", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f9e4797ce2cbd87d6b6a97318a622e2ffac6bfa52225e09ec53e825c6136659", kill_on_drop: false }`
[INFO] [stdout] 8f9e4797ce2cbd87d6b6a97318a622e2ffac6bfa52225e09ec53e825c6136659
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f50909e723a9fadd871613edc38cab9e69b15da49228991016e997ebbf177f7
[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" "2f50909e723a9fadd871613edc38cab9e69b15da49228991016e997ebbf177f7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking regex v1.4.6
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking ring v0.16.20
[INFO] [stderr]     Checking terminal_size v0.1.16
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]    Compiling syn v1.0.70
[INFO] [stderr]     Checking console v0.14.1
[INFO] [stderr]     Checking directories v3.0.2
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.1
[INFO] [stderr]     Checking rustls v0.19.1
[INFO] [stderr]     Checking webpki-roots v0.21.1
[INFO] [stderr]    Compiling serde-query-derive v0.1.3
[INFO] [stderr]     Checking serde v1.0.125
[INFO] [stderr]     Checking serde-query v0.1.3
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking ureq v2.1.0
[INFO] [stderr]     Checking rs-youtube v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.06s
[INFO] running `Command { std: "docker" "inspect" "2f50909e723a9fadd871613edc38cab9e69b15da49228991016e997ebbf177f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f50909e723a9fadd871613edc38cab9e69b15da49228991016e997ebbf177f7", kill_on_drop: false }`
[INFO] [stdout] 2f50909e723a9fadd871613edc38cab9e69b15da49228991016e997ebbf177f7