[INFO] cloning repository https://github.com/insufficiently-caffeinated/tracing-tools
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/insufficiently-caffeinated/tracing-tools" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finsufficiently-caffeinated%2Ftracing-tools", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finsufficiently-caffeinated%2Ftracing-tools'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cd91586cd9489b18743c6657b49badf4e5a45f11
[INFO] checking insufficiently-caffeinated/tracing-tools against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finsufficiently-caffeinated%2Ftracing-tools" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/insufficiently-caffeinated/tracing-tools on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/insufficiently-caffeinated/tracing-tools
[INFO] finished tweaking git repo https://github.com/insufficiently-caffeinated/tracing-tools
[INFO] tweaked toml for git repo https://github.com/insufficiently-caffeinated/tracing-tools written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/insufficiently-caffeinated/tracing-tools already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "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-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] db6adc159db9e0b5f50f355ee36e61032895a95c367c4189172fdfd1a3bad1b3
[INFO] running `Command { std: "docker" "start" "-a" "db6adc159db9e0b5f50f355ee36e61032895a95c367c4189172fdfd1a3bad1b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db6adc159db9e0b5f50f355ee36e61032895a95c367c4189172fdfd1a3bad1b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db6adc159db9e0b5f50f355ee36e61032895a95c367c4189172fdfd1a3bad1b3", kill_on_drop: false }`
[INFO] [stdout] db6adc159db9e0b5f50f355ee36e61032895a95c367c4189172fdfd1a3bad1b3
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7af026656f207679fc9fe5824bcfeee7f791563869b6a0a7a559a448aa62202d
[INFO] running `Command { std: "docker" "start" "-a" "7af026656f207679fc9fe5824bcfeee7f791563869b6a0a7a559a448aa62202d", 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]    Compiling capnp v0.14.2
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling capnpc v0.14.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling trace_span v0.1.0 (/opt/rustwide/workdir/trace_span)
[INFO] [stderr]     Checking convert-to-chrome-trace v0.1.0 (/opt/rustwide/workdir/convert-to-chrome-trace)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.83s
[INFO] running `Command { std: "docker" "inspect" "7af026656f207679fc9fe5824bcfeee7f791563869b6a0a7a559a448aa62202d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7af026656f207679fc9fe5824bcfeee7f791563869b6a0a7a559a448aa62202d", kill_on_drop: false }`
[INFO] [stdout] 7af026656f207679fc9fe5824bcfeee7f791563869b6a0a7a559a448aa62202d