[INFO] fetching crate mdarray 0.6.1...
[INFO] checking mdarray-0.6.1 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate mdarray 0.6.1 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate mdarray 0.6.1 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 mdarray 0.6.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate mdarray 0.6.1
[INFO] tweaked toml for crates.io crate mdarray 0.6.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 0f3e336aab93983d5ddb6a8dc2ff07967e6d6d2bfc8184e4ef22464594ef77a3
[INFO] running `Command { std: "docker" "start" "-a" "0f3e336aab93983d5ddb6a8dc2ff07967e6d6d2bfc8184e4ef22464594ef77a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f3e336aab93983d5ddb6a8dc2ff07967e6d6d2bfc8184e4ef22464594ef77a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f3e336aab93983d5ddb6a8dc2ff07967e6d6d2bfc8184e4ef22464594ef77a3", kill_on_drop: false }`
[INFO] [stdout] 0f3e336aab93983d5ddb6a8dc2ff07967e6d6d2bfc8184e4ef22464594ef77a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] db2b11448aaaaacee53a7fd5c1003d0686b7459d4836d26c973370b725c619ed
[INFO] running `Command { std: "docker" "start" "-a" "db2b11448aaaaacee53a7fd5c1003d0686b7459d4836d26c973370b725c619ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]     Checking mdarray v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde_test v1.0.177
[INFO] [stdout] warning: missing documentation for the crate
[INFO] [stdout]    --> tests/test.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout] 1   | / #![cfg_attr(feature = "nightly", feature(allocator_api))]
[INFO] [stdout] 2   | | #![cfg_attr(feature = "nightly", feature(extern_types))]
[INFO] [stdout] 3   | | #![cfg_attr(feature = "nightly", feature(hasher_prefixfree_extras))]
[INFO] [stdout] 4   | | #![cfg_attr(feature = "nightly", feature(impl_trait_in_assoc_type))]
[INFO] [stdout] ...   |
[INFO] [stdout] 672 | |     assert_ne!(ptr, v.as_ptr());
[INFO] [stdout] 673 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> tests/test.rs:6:9
[INFO] [stdout]     |
[INFO] [stdout] 6   | #![warn(missing_docs)]
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.95s
[INFO] running `Command { std: "docker" "inspect" "db2b11448aaaaacee53a7fd5c1003d0686b7459d4836d26c973370b725c619ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db2b11448aaaaacee53a7fd5c1003d0686b7459d4836d26c973370b725c619ed", kill_on_drop: false }`
[INFO] [stdout] db2b11448aaaaacee53a7fd5c1003d0686b7459d4836d26c973370b725c619ed