[INFO] fetching crate snail-countdown 1.0.2...
[INFO] checking snail-countdown-1.0.2 against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073
[INFO] extracting crate snail-countdown 1.0.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate snail-countdown 1.0.2 on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate snail-countdown 1.0.2
[INFO] finished tweaking crates.io crate snail-countdown 1.0.2
[INFO] tweaked toml for crates.io crate snail-countdown 1.0.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate snail-countdown 1.0.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded chrono v0.4.13
[INFO] [stderr]   Downloaded os_str_bytes v2.3.1
[INFO] [stderr]   Downloaded winrt-notification v0.2.2
[INFO] [stderr]   Downloaded dbus v0.8.4
[INFO] [stderr]   Downloaded strum_macros v0.8.0
[INFO] [stderr]   Downloaded notify-rust v4.0.0
[INFO] [stderr]   Downloaded clap_derive v3.0.0-beta.1
[INFO] [stderr]   Downloaded strum v0.8.0
[INFO] [stderr]   Downloaded xml-rs v0.6.1
[INFO] [stderr]   Downloaded clap v3.0.0-beta.1
[INFO] [stderr]   Downloaded winrt v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7aab6e983c8202da6ed0e4a0d6f0ba5bf2a16d766af93240cd1cbf2835fb3562
[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" "7aab6e983c8202da6ed0e4a0d6f0ba5bf2a16d766af93240cd1cbf2835fb3562", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7aab6e983c8202da6ed0e4a0d6f0ba5bf2a16d766af93240cd1cbf2835fb3562", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7aab6e983c8202da6ed0e4a0d6f0ba5bf2a16d766af93240cd1cbf2835fb3562", kill_on_drop: false }`
[INFO] [stdout] 7aab6e983c8202da6ed0e4a0d6f0ba5bf2a16d766af93240cd1cbf2835fb3562
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 923bd07d2860cffb7e2731155e1a643c857195a159de8fc0c3ec4b8e7fdcadb5
[INFO] running `Command { std: "docker" "start" "-a" "923bd07d2860cffb7e2731155e1a643c857195a159de8fc0c3ec4b8e7fdcadb5", 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking os_str_bytes v2.3.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]    Compiling libdbus-sys v0.2.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling hashbrown v0.8.1
[INFO] [stderr]    Compiling indexmap v1.5.0
[INFO] [stderr]     Checking dbus v0.8.4
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.1
[INFO] [stderr]     Checking notify-rust v4.0.0
[INFO] [stderr]     Checking clap v3.0.0-beta.1
[INFO] [stderr]     Checking snail-countdown v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.64s
[INFO] running `Command { std: "docker" "inspect" "923bd07d2860cffb7e2731155e1a643c857195a159de8fc0c3ec4b8e7fdcadb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "923bd07d2860cffb7e2731155e1a643c857195a159de8fc0c3ec4b8e7fdcadb5", kill_on_drop: false }`
[INFO] [stdout] 923bd07d2860cffb7e2731155e1a643c857195a159de8fc0c3ec4b8e7fdcadb5