[INFO] fetching crate slack-http-verifier 0.1.2...
[INFO] checking slack-http-verifier-0.1.2 against try#377afada703be70d3fdff9164a481570a3cba7fe for pr-113240
[INFO] extracting crate slack-http-verifier 0.1.2 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate slack-http-verifier 0.1.2 on toolchain 377afada703be70d3fdff9164a481570a3cba7fe
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+377afada703be70d3fdff9164a481570a3cba7fe" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate slack-http-verifier 0.1.2
[INFO] finished tweaking crates.io crate slack-http-verifier 0.1.2
[INFO] tweaked toml for crates.io crate slack-http-verifier 0.1.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+377afada703be70d3fdff9164a481570a3cba7fe" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+377afada703be70d3fdff9164a481570a3cba7fe" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+377afada703be70d3fdff9164a481570a3cba7fe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cabc33c81aea864e2e1574bfd5f028cab5eb403e132b8173d42b13b9160b1e95
[INFO] running `Command { std: "docker" "start" "-a" "cabc33c81aea864e2e1574bfd5f028cab5eb403e132b8173d42b13b9160b1e95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cabc33c81aea864e2e1574bfd5f028cab5eb403e132b8173d42b13b9160b1e95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cabc33c81aea864e2e1574bfd5f028cab5eb403e132b8173d42b13b9160b1e95", kill_on_drop: false }`
[INFO] [stdout] cabc33c81aea864e2e1574bfd5f028cab5eb403e132b8173d42b13b9160b1e95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+377afada703be70d3fdff9164a481570a3cba7fe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d44ec4bd60f24f426eb6720cb0d60b497c0837597269cea4954f3f10b7f08a4
[INFO] running `Command { std: "docker" "start" "-a" "7d44ec4bd60f24f426eb6720cb0d60b497c0837597269cea4954f3f10b7f08a4", kill_on_drop: false }`
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking futures-util v0.3.28
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.2.7
[INFO] [stderr]     Checking hyper v0.13.10
[INFO] [stderr]     Checking hyper-tls v0.4.3
[INFO] [stderr]     Checking reqwest v0.10.10
[INFO] [stderr]     Checking slack-http-verifier v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.45s
[INFO] running `Command { std: "docker" "inspect" "7d44ec4bd60f24f426eb6720cb0d60b497c0837597269cea4954f3f10b7f08a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d44ec4bd60f24f426eb6720cb0d60b497c0837597269cea4954f3f10b7f08a4", kill_on_drop: false }`
[INFO] [stdout] 7d44ec4bd60f24f426eb6720cb0d60b497c0837597269cea4954f3f10b7f08a4