[INFO] fetching crate product-os-tower 0.0.4...
[INFO] checking product-os-tower-0.0.4 against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] extracting crate product-os-tower 0.0.4 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate product-os-tower 0.0.4 on toolchain 506512391b1a75ae450d36c9420978402a91abcc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate product-os-tower 0.0.4
[INFO] finished tweaking crates.io crate product-os-tower 0.0.4
[INFO] tweaked toml for crates.io crate product-os-tower 0.0.4 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 61 packages to latest compatible versions
[INFO] [stderr]       Adding addr2line v0.21.0 (latest: v0.23.0)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding gimli v0.28.1 (latest: v0.30.0)
[INFO] [stderr]       Adding hashbrown v0.12.3 (latest: v0.14.5)
[INFO] [stderr]       Adding indexmap v1.9.3 (latest: v2.2.6)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.36.0)
[INFO] [stderr]       Adding sync_wrapper v0.1.2 (latest: v1.0.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ioslice v0.6.0
[INFO] [stderr]   Downloaded toad-hash v0.3.0
[INFO] [stderr]   Downloaded product-os-semaphore v0.0.1
[INFO] [stderr]   Downloaded product-os-async-executor v0.0.15
[INFO] [stderr]   Downloaded hdrhistogram v7.5.4
[INFO] [stderr]   Downloaded product-os-security v0.0.28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c829f1e293bc926de3af03362745e1a58ecdf5f69d01c7782eed154ab4b4a1c5
[INFO] running `Command { std: "docker" "start" "-a" "c829f1e293bc926de3af03362745e1a58ecdf5f69d01c7782eed154ab4b4a1c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c829f1e293bc926de3af03362745e1a58ecdf5f69d01c7782eed154ab4b4a1c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c829f1e293bc926de3af03362745e1a58ecdf5f69d01c7782eed154ab4b4a1c5", kill_on_drop: false }`
[INFO] [stdout] c829f1e293bc926de3af03362745e1a58ecdf5f69d01c7782eed154ab4b4a1c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1aa4d33bea859969667e1f95274780b06d96b341248828c0ddd23220fc119bac
[INFO] running `Command { std: "docker" "start" "-a" "1aa4d33bea859969667e1f95274780b06d96b341248828c0ddd23220fc119bac", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling core-error v0.0.1-rc4
[INFO] [stderr]     Checking product-os-tower-layer v0.0.2
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking product-os-tower-service v0.0.2
[INFO] [stderr]     Checking chrono v0.4.38
[INFO] [stderr]     Checking product-os-tower v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "1aa4d33bea859969667e1f95274780b06d96b341248828c0ddd23220fc119bac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1aa4d33bea859969667e1f95274780b06d96b341248828c0ddd23220fc119bac", kill_on_drop: false }`
[INFO] [stdout] 1aa4d33bea859969667e1f95274780b06d96b341248828c0ddd23220fc119bac