[INFO] fetching crate tower-trace-metrics 0.1.0...
[INFO] building tower-trace-metrics-0.1.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate tower-trace-metrics 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate tower-trace-metrics 0.1.0
[INFO] finished tweaking crates.io crate tower-trace-metrics 0.1.0
[INFO] tweaked toml for crates.io crate tower-trace-metrics 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tower-trace-metrics 0.1.0 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 34 packages to latest compatible versions
[INFO] [stderr]       Adding http v0.2.12 (available: v1.3.1)
[INFO] [stderr]       Adding metrics v0.20.1 (available: v0.24.2)
[INFO] [stderr]       Adding tower-http v0.3.5 (available: v0.6.6)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded portable-atomic v0.3.20
[INFO] [stderr]   Downloaded metrics-macros v0.6.0
[INFO] [stderr]   Downloaded http-range-header v0.3.1
[INFO] [stderr]   Downloaded metrics v0.20.1
[INFO] [stderr]   Downloaded tower-http v0.3.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4da8d1fa040264f8c737b9c51ef57d22b3c7b227831a8729aae15b0b0549d419
[INFO] running `Command { std: "docker" "start" "-a" "4da8d1fa040264f8c737b9c51ef57d22b3c7b227831a8729aae15b0b0549d419", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4da8d1fa040264f8c737b9c51ef57d22b3c7b227831a8729aae15b0b0549d419", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4da8d1fa040264f8c737b9c51ef57d22b3c7b227831a8729aae15b0b0549d419", kill_on_drop: false }`
[INFO] [stdout] 4da8d1fa040264f8c737b9c51ef57d22b3c7b227831a8729aae15b0b0549d419
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c19bbf7265fc66968bf243d2245b9608bf7163de365c1023defcd0ae75391a1
[INFO] running `Command { std: "docker" "start" "-a" "3c19bbf7265fc66968bf243d2245b9608bf7163de365c1023defcd0ae75391a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling portable-atomic v1.11.1
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling portable-atomic v0.3.20
[INFO] [stderr]    Compiling metrics v0.20.1
[INFO] [stderr]    Compiling http-range-header v0.3.1
[INFO] [stderr]    Compiling tower-layer v0.3.3
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling metrics-macros v0.6.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling tower-http v0.3.5
[INFO] [stderr]    Compiling tower-trace-metrics v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.35s
[INFO] running `Command { std: "docker" "inspect" "3c19bbf7265fc66968bf243d2245b9608bf7163de365c1023defcd0ae75391a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c19bbf7265fc66968bf243d2245b9608bf7163de365c1023defcd0ae75391a1", kill_on_drop: false }`
[INFO] [stdout] 3c19bbf7265fc66968bf243d2245b9608bf7163de365c1023defcd0ae75391a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f7d6098f647c1a705731b43dadcd923e4d899cba22bc64b1e2c47d02bfd3177
[INFO] running `Command { std: "docker" "start" "-a" "4f7d6098f647c1a705731b43dadcd923e4d899cba22bc64b1e2c47d02bfd3177", kill_on_drop: false }`
[INFO] [stderr]    Compiling tower-trace-metrics v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "4f7d6098f647c1a705731b43dadcd923e4d899cba22bc64b1e2c47d02bfd3177", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f7d6098f647c1a705731b43dadcd923e4d899cba22bc64b1e2c47d02bfd3177", kill_on_drop: false }`
[INFO] [stdout] 4f7d6098f647c1a705731b43dadcd923e4d899cba22bc64b1e2c47d02bfd3177