[INFO] fetching crate rustcmdpev 0.1.0...
[INFO] checking rustcmdpev-0.1.0 against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789
[INFO] extracting crate rustcmdpev 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate rustcmdpev 0.1.0 on toolchain 836c31742687ba4e2f857b5b698e1e9e6b67619c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustcmdpev 0.1.0
[INFO] finished tweaking crates.io crate rustcmdpev 0.1.0
[INFO] tweaked toml for crates.io crate rustcmdpev 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate rustcmdpev 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f70e9cb0df662f002ce735d2c4b22ae2ef48074ec648f72b3b9079e0f65b7be0
[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" "f70e9cb0df662f002ce735d2c4b22ae2ef48074ec648f72b3b9079e0f65b7be0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f70e9cb0df662f002ce735d2c4b22ae2ef48074ec648f72b3b9079e0f65b7be0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f70e9cb0df662f002ce735d2c4b22ae2ef48074ec648f72b3b9079e0f65b7be0", kill_on_drop: false }`
[INFO] [stdout] f70e9cb0df662f002ce735d2c4b22ae2ef48074ec648f72b3b9079e0f65b7be0
[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" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ace5a5097b28888bbdad20af13be36ac5723eafd7f91c9a1d8f4c047c73a6fc
[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" "2ace5a5097b28888bbdad20af13be36ac5723eafd7f91c9a1d8f4c047c73a6fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking terminal_size v0.1.13
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking textwrap v0.12.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling serde_with_macros v1.1.0
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking serde_with v1.4.0
[INFO] [stderr]     Checking rustcmdpev v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.82s
[INFO] running `Command { std: "docker" "inspect" "2ace5a5097b28888bbdad20af13be36ac5723eafd7f91c9a1d8f4c047c73a6fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ace5a5097b28888bbdad20af13be36ac5723eafd7f91c9a1d8f4c047c73a6fc", kill_on_drop: false }`
[INFO] [stdout] 2ace5a5097b28888bbdad20af13be36ac5723eafd7f91c9a1d8f4c047c73a6fc