[INFO] fetching crate build-fs-tree 0.7.1...
[INFO] checking build-fs-tree-0.7.1 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate build-fs-tree 0.7.1 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate build-fs-tree 0.7.1 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate build-fs-tree 0.7.1
[INFO] finished tweaking crates.io crate build-fs-tree 0.7.1
[INFO] tweaked toml for crates.io crate build-fs-tree 0.7.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate build-fs-tree 0.7.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cad66dd98d5614f50f7237742baabe49834ea3df0ae35bbd8c030d7c960598e4
[INFO] running `Command { std: "docker" "start" "-a" "cad66dd98d5614f50f7237742baabe49834ea3df0ae35bbd8c030d7c960598e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cad66dd98d5614f50f7237742baabe49834ea3df0ae35bbd8c030d7c960598e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cad66dd98d5614f50f7237742baabe49834ea3df0ae35bbd8c030d7c960598e4", kill_on_drop: false }`
[INFO] [stdout] cad66dd98d5614f50f7237742baabe49834ea3df0ae35bbd8c030d7c960598e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Dtail_expr_drop_order" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e20787614f9badcd0bcfe09b59976e3b3ca99b21cd2fb0ea23835c863e7954e8
[INFO] running `Command { std: "docker" "start" "-a" "e20787614f9badcd0bcfe09b59976e3b3ca99b21cd2fb0ea23835c863e7954e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling serde v1.0.208
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]     Checking itoa v1.0.3
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]     Checking unsafe-libyaml v0.2.11
[INFO] [stderr]     Checking text-block-macros v0.1.1
[INFO] [stderr]     Checking pipe-trait v0.4.0
[INFO] [stderr]     Checking indexmap v2.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.74
[INFO] [stderr]    Compiling serde_derive v1.0.208
[INFO] [stderr]    Compiling derive_more-impl v1.0.0
[INFO] [stderr]     Checking derive_more v1.0.0
[INFO] [stderr]     Checking serde_yaml v0.9.34+deprecated
[INFO] [stderr]     Checking build-fs-tree v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.69s
[INFO] running `Command { std: "docker" "inspect" "e20787614f9badcd0bcfe09b59976e3b3ca99b21cd2fb0ea23835c863e7954e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e20787614f9badcd0bcfe09b59976e3b3ca99b21cd2fb0ea23835c863e7954e8", kill_on_drop: false }`
[INFO] [stdout] e20787614f9badcd0bcfe09b59976e3b3ca99b21cd2fb0ea23835c863e7954e8