[INFO] fetching crate user_trait 0.1.1...
[INFO] checking user_trait-0.1.1 against master#7c41ee66db9d08e3989858acaefa1c72a6a88518 for mutual-coercion
[INFO] extracting crate user_trait 0.1.1 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate user_trait 0.1.1
[INFO] finished tweaking crates.io crate user_trait 0.1.1
[INFO] tweaked toml for crates.io crate user_trait 0.1.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate user_trait 0.1.1 on toolchain 7c41ee66db9d08e3989858acaefa1c72a6a88518
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7c41ee66db9d08e3989858acaefa1c72a6a88518" "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" "+7c41ee66db9d08e3989858acaefa1c72a6a88518" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 15 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7c41ee66db9d08e3989858acaefa1c72a6a88518" "fetch" "--manifest-path" "Cargo.toml", 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]  Downloading crates ...
[INFO] [stderr]   Downloaded typetag-impl v0.2.21
[INFO] [stderr]   Downloaded erased-serde v0.4.9
[INFO] [stderr]   Downloaded dyn-clone v1.0.20
[INFO] [stderr]   Downloaded typeid v1.0.3
[INFO] [stderr]   Downloaded inventory v0.3.21
[INFO] [stderr]   Downloaded typetag v0.2.21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+7c41ee66db9d08e3989858acaefa1c72a6a88518" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8f97fd63dc8463d0c85307efc5855c857ebffd602c8df568e2951b927be31886
[INFO] running `Command { std: "docker" "start" "-a" "8f97fd63dc8463d0c85307efc5855c857ebffd602c8df568e2951b927be31886", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f97fd63dc8463d0c85307efc5855c857ebffd602c8df568e2951b927be31886", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f97fd63dc8463d0c85307efc5855c857ebffd602c8df568e2951b927be31886", kill_on_drop: false }`
[INFO] [stdout] 8f97fd63dc8463d0c85307efc5855c857ebffd602c8df568e2951b927be31886
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+7c41ee66db9d08e3989858acaefa1c72a6a88518" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5233f381e8709cc8304d82bef2b8e7abda745d0542ddbc3d6fd54dc5a28ede25
[INFO] running `Command { std: "docker" "start" "-a" "5233f381e8709cc8304d82bef2b8e7abda745d0542ddbc3d6fd54dc5a28ede25", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.105
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling quote v1.0.43
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling typeid v1.0.3
[INFO] [stderr]    Compiling erased-serde v0.4.9
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling typetag v0.2.21
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]     Checking inventory v0.3.21
[INFO] [stderr]     Checking dyn-clone v1.0.20
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling typetag-impl v0.2.21
[INFO] [stderr]     Checking user_trait v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.26s
[INFO] running `Command { std: "docker" "inspect" "5233f381e8709cc8304d82bef2b8e7abda745d0542ddbc3d6fd54dc5a28ede25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5233f381e8709cc8304d82bef2b8e7abda745d0542ddbc3d6fd54dc5a28ede25", kill_on_drop: false }`
[INFO] [stdout] 5233f381e8709cc8304d82bef2b8e7abda745d0542ddbc3d6fd54dc5a28ede25
