[INFO] fetching crate twitch_chat_wrapper 0.2.0...
[INFO] checking twitch_chat_wrapper-0.2.0 against try#9c1dcf141bc0875407c4eb36972857bd3db713e2 for pr-81863
[INFO] extracting crate twitch_chat_wrapper 0.2.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate twitch_chat_wrapper 0.2.0 on toolchain 9c1dcf141bc0875407c4eb36972857bd3db713e2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate twitch_chat_wrapper 0.2.0
[INFO] finished tweaking crates.io crate twitch_chat_wrapper 0.2.0
[INFO] tweaked toml for crates.io crate twitch_chat_wrapper 0.2.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded indenter v0.3.2
[INFO] [stderr]   Downloaded async-process v1.0.2
[INFO] [stderr]   Downloaded signal-hook v0.3.4
[INFO] [stderr]   Downloaded eyre v0.6.5
[INFO] [stderr]   Downloaded async-task v3.0.0
[INFO] [stderr]   Downloaded parking v1.0.6
[INFO] [stderr]   Downloaded multitask v0.2.0
[INFO] [stderr]   Downloaded scoped-tls v1.0.0
[INFO] [stderr]   Downloaded polling v0.1.9
[INFO] [stderr]   Downloaded futures-lite v0.1.11
[INFO] [stderr]   Downloaded async-executor v0.1.2
[INFO] [stderr]   Downloaded async-io v0.1.11
[INFO] [stderr]   Downloaded blocking v0.5.2
[INFO] [stderr]   Downloaded smol v0.3.3
[INFO] [stderr]   Downloaded easy-parallel v3.1.0
[INFO] [stderr]   Downloaded vec-arena v0.5.2
[INFO] [stderr]   Downloaded wepoll-sys-stjepang v1.0.8
[INFO] [stderr]   Downloaded polling v1.1.0
[INFO] [stderr]   Downloaded async-io v1.1.6
[INFO] [stderr]   Downloaded smol v1.2.5
[INFO] [stderr]   Downloaded twitchchat v0.14.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d68ba1ea57a53c6aab2470a7413907dc1e6481c0c6e3c36507730e61faf778b
[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" "3d68ba1ea57a53c6aab2470a7413907dc1e6481c0c6e3c36507730e61faf778b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d68ba1ea57a53c6aab2470a7413907dc1e6481c0c6e3c36507730e61faf778b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d68ba1ea57a53c6aab2470a7413907dc1e6481c0c6e3c36507730e61faf778b", kill_on_drop: false }`
[INFO] [stdout] 3d68ba1ea57a53c6aab2470a7413907dc1e6481c0c6e3c36507730e61faf778b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc157535d685f916fb8e00d3502043a6a172f052bce8a53f802e40246b351e7d
[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" "bc157535d685f916fb8e00d3502043a6a172f052bce8a53f802e40246b351e7d", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling signal-hook v0.3.4
[INFO] [stderr]     Checking async-task v3.0.0
[INFO] [stderr]     Checking vec-arena v0.5.2
[INFO] [stderr]    Compiling eyre v0.6.5
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking indenter v0.3.2
[INFO] [stderr]     Checking easy-parallel v3.1.0
[INFO] [stderr]     Checking simple-mutex v1.1.5
[INFO] [stderr]     Checking async-channel v1.5.1
[INFO] [stderr]     Checking nb-connect v1.0.2
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]     Checking polling v1.1.0
[INFO] [stderr]     Checking polling v0.1.9
[INFO] [stderr]     Checking async-dup v1.2.2
[INFO] [stderr]     Checking multitask v0.2.0
[INFO] [stderr]     Checking futures-lite v1.11.3
[INFO] [stderr]     Checking futures-lite v0.1.11
[INFO] [stderr]     Checking async-io v0.1.11
[INFO] [stderr]     Checking blocking v0.5.2
[INFO] [stderr]     Checking async-executor v0.1.2
[INFO] [stderr]     Checking async-io v1.1.6
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]     Checking async-executor v1.4.0
[INFO] [stderr]     Checking smol v0.3.3
[INFO] [stderr]     Checking async-fs v1.5.0
[INFO] [stderr]     Checking async-process v1.0.2
[INFO] [stderr]     Checking async-net v1.5.0
[INFO] [stderr]     Checking smol v1.2.5
[INFO] [stderr]     Checking twitchchat v0.14.8
[INFO] [stderr]     Checking twitch_chat_wrapper v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.08s
[INFO] running `Command { std: "docker" "inspect" "bc157535d685f916fb8e00d3502043a6a172f052bce8a53f802e40246b351e7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc157535d685f916fb8e00d3502043a6a172f052bce8a53f802e40246b351e7d", kill_on_drop: false }`
[INFO] [stdout] bc157535d685f916fb8e00d3502043a6a172f052bce8a53f802e40246b351e7d