[INFO] fetching crate ouroboros 0.18.4...
[INFO] checking ouroboros-0.18.4 against try#0edd13c68435d50367c79cef43ac2768d2ec4f3d for pr-129422
[INFO] extracting crate ouroboros 0.18.4 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate ouroboros 0.18.4 on toolchain 0edd13c68435d50367c79cef43ac2768d2ec4f3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0edd13c68435d50367c79cef43ac2768d2ec4f3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ouroboros 0.18.4
[INFO] finished tweaking crates.io crate ouroboros 0.18.4
[INFO] tweaked toml for crates.io crate ouroboros 0.18.4 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0edd13c68435d50367c79cef43ac2768d2ec4f3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 14 packages to latest compatible versions
[INFO] [stderr]       Adding heck v0.4.1 (latest: v0.5.0)
[INFO] [stderr]       Adding itertools v0.12.1 (latest: v0.13.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0edd13c68435d50367c79cef43ac2768d2ec4f3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+0edd13c68435d50367c79cef43ac2768d2ec4f3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 394d0e2152ca265744f7b4c76d0a1f9c1aa8e1122bafdab4df997c03a0147cb1
[INFO] running `Command { std: "docker" "start" "-a" "394d0e2152ca265744f7b4c76d0a1f9c1aa8e1122bafdab4df997c03a0147cb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "394d0e2152ca265744f7b4c76d0a1f9c1aa8e1122bafdab4df997c03a0147cb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "394d0e2152ca265744f7b4c76d0a1f9c1aa8e1122bafdab4df997c03a0147cb1", kill_on_drop: false }`
[INFO] [stdout] 394d0e2152ca265744f7b4c76d0a1f9c1aa8e1122bafdab4df997c03a0147cb1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+0edd13c68435d50367c79cef43ac2768d2ec4f3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 224e2b43eccc4812bbccf709f935147db652294798f9e14c48b2ba6b84bb4758
[INFO] running `Command { std: "docker" "start" "-a" "224e2b43eccc4812bbccf709f935147db652294798f9e14c48b2ba6b84bb4758", kill_on_drop: false }`
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]     Checking aliasable v0.1.3
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.1
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling ouroboros_macro v0.18.4
[INFO] [stderr]     Checking ouroboros v0.18.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.69s
[INFO] running `Command { std: "docker" "inspect" "224e2b43eccc4812bbccf709f935147db652294798f9e14c48b2ba6b84bb4758", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "224e2b43eccc4812bbccf709f935147db652294798f9e14c48b2ba6b84bb4758", kill_on_drop: false }`
[INFO] [stdout] 224e2b43eccc4812bbccf709f935147db652294798f9e14c48b2ba6b84bb4758