[INFO] fetching crate twitchchat 0.14.8...
[INFO] checking twitchchat-0.14.8 against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] extracting crate twitchchat 0.14.8 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate twitchchat 0.14.8 on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate twitchchat 0.14.8
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate twitchchat 0.14.8
[INFO] tweaked toml for crates.io crate twitchchat 0.14.8 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate twitchchat 0.14.8 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] de6034c1e9ed36d4e0be1e596d8525992e4d4e8414314afb17915fbdd3daa106
[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" "de6034c1e9ed36d4e0be1e596d8525992e4d4e8414314afb17915fbdd3daa106", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de6034c1e9ed36d4e0be1e596d8525992e4d4e8414314afb17915fbdd3daa106", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de6034c1e9ed36d4e0be1e596d8525992e4d4e8414314afb17915fbdd3daa106", kill_on_drop: false }`
[INFO] [stdout] de6034c1e9ed36d4e0be1e596d8525992e4d4e8414314afb17915fbdd3daa106
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55f61ed58837059827f9ac15389ac81a6edb6492aeda32f3bdb6a4d5fe010615
[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" "55f61ed58837059827f9ac15389ac81a6edb6492aeda32f3bdb6a4d5fe010615", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking futures-io v0.3.7
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]     Checking futures-core v0.3.7
[INFO] [stderr]    Compiling anyhow v1.0.33
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]     Checking twitchchat v0.14.8 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking futures-lite v1.11.2
[INFO] [stderr]     Checking rmp v0.8.9
[INFO] [stderr]     Checking async-executor v1.3.0
[INFO] [stderr]     Checking rmp-serde v0.14.4
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.39s
[INFO] running `Command { std: "docker" "inspect" "55f61ed58837059827f9ac15389ac81a6edb6492aeda32f3bdb6a4d5fe010615", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55f61ed58837059827f9ac15389ac81a6edb6492aeda32f3bdb6a4d5fe010615", kill_on_drop: false }`
[INFO] [stdout] 55f61ed58837059827f9ac15389ac81a6edb6492aeda32f3bdb6a4d5fe010615