[INFO] fetching crate rpc-discord 0.0.1-alpha.5...
[INFO] building rpc-discord-0.0.1-alpha.5 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate rpc-discord 0.0.1-alpha.5 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate rpc-discord 0.0.1-alpha.5
[INFO] finished tweaking crates.io crate rpc-discord 0.0.1-alpha.5
[INFO] tweaked toml for crates.io crate rpc-discord 0.0.1-alpha.5 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rpc-discord 0.0.1-alpha.5 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rpc-discord 0.0.1-alpha.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 40db05445d3ce650417b53e0787dbdc084fe347869dfd8f195e218cff7648a4b
[INFO] running `Command { std: "docker" "start" "-a" "40db05445d3ce650417b53e0787dbdc084fe347869dfd8f195e218cff7648a4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40db05445d3ce650417b53e0787dbdc084fe347869dfd8f195e218cff7648a4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40db05445d3ce650417b53e0787dbdc084fe347869dfd8f195e218cff7648a4b", kill_on_drop: false }`
[INFO] [stdout] 40db05445d3ce650417b53e0787dbdc084fe347869dfd8f195e218cff7648a4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc8965e03ea4139bb501f6c84c2041baed612c75ee98e0afd146eafa8cbf1ab1
[INFO] running `Command { std: "docker" "start" "-a" "bc8965e03ea4139bb501f6c84c2041baed612c75ee98e0afd146eafa8cbf1ab1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling serde_derive v1.0.144
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]    Compiling smallvec v1.9.0
[INFO] [stderr]    Compiling serde_json v1.0.85
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling tokio v1.21.1
[INFO] [stderr]    Compiling async-trait v0.1.57
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]    Compiling itoa v1.0.3
[INFO] [stderr]    Compiling once_cell v1.15.0
[INFO] [stderr]    Compiling ryu v1.0.11
[INFO] [stderr]    Compiling bytes v1.2.1
[INFO] [stderr]    Compiling dotenv v0.15.0
[INFO] [stderr]    Compiling socket2 v0.4.7
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling mio v0.8.4
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.37
[INFO] [stderr]    Compiling rpc-discord v0.0.1-alpha.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.42s
[INFO] running `Command { std: "docker" "inspect" "bc8965e03ea4139bb501f6c84c2041baed612c75ee98e0afd146eafa8cbf1ab1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc8965e03ea4139bb501f6c84c2041baed612c75ee98e0afd146eafa8cbf1ab1", kill_on_drop: false }`
[INFO] [stdout] bc8965e03ea4139bb501f6c84c2041baed612c75ee98e0afd146eafa8cbf1ab1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 90ee8f4076859f562d220a404181c82c1cfa67a1c1bd68bcec616831e623fc0f
[INFO] running `Command { std: "docker" "start" "-a" "90ee8f4076859f562d220a404181c82c1cfa67a1c1bd68bcec616831e623fc0f", kill_on_drop: false }`
[INFO] [stderr]    Compiling rpc-discord v0.0.1-alpha.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.19s
[INFO] running `Command { std: "docker" "inspect" "90ee8f4076859f562d220a404181c82c1cfa67a1c1bd68bcec616831e623fc0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90ee8f4076859f562d220a404181c82c1cfa67a1c1bd68bcec616831e623fc0f", kill_on_drop: false }`
[INFO] [stdout] 90ee8f4076859f562d220a404181c82c1cfa67a1c1bd68bcec616831e623fc0f