[INFO] fetching crate fscommon 0.1.1... [INFO] checking fscommon-0.1.1 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate fscommon 0.1.1 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate fscommon 0.1.1 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate fscommon 0.1.1 [INFO] finished tweaking crates.io crate fscommon 0.1.1 [INFO] tweaked toml for crates.io crate fscommon 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 30 packages to latest compatible versions [INFO] [stderr] Adding env_logger v0.5.13 (available: v0.11.5) [INFO] [stderr] Adding hermit-abi v0.1.19 (available: v0.4.0) [INFO] [stderr] Adding humantime v1.3.0 (available: v2.1.0) [INFO] [stderr] Adding quick-error v1.2.3 (available: v2.0.1) [INFO] [stderr] Adding rustc_version v0.1.7 (available: v0.4.1) [INFO] [stderr] Adding semver v0.1.20 (available: v1.0.23) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0cd4ad40d978039bb4613787ab1d3bddd8429f3990fbae2a136e6d088057c296 [INFO] running `Command { std: "docker" "start" "-a" "0cd4ad40d978039bb4613787ab1d3bddd8429f3990fbae2a136e6d088057c296", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0cd4ad40d978039bb4613787ab1d3bddd8429f3990fbae2a136e6d088057c296", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0cd4ad40d978039bb4613787ab1d3bddd8429f3990fbae2a136e6d088057c296", kill_on_drop: false }` [INFO] [stdout] 0cd4ad40d978039bb4613787ab1d3bddd8429f3990fbae2a136e6d088057c296 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c90a0176d7a9ccc4ffa331f1c9b7037e52ece26833354a3e8aaafcc2e3bcc968 [INFO] running `Command { std: "docker" "start" "-a" "c90a0176d7a9ccc4ffa331f1c9b7037e52ece26833354a3e8aaafcc2e3bcc968", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking fscommon v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `core_io/collections` [INFO] [stdout] --> src/buf_stream.rs:75:28 [INFO] [stdout] | [INFO] [stdout] 75 | #[cfg(any(feature = "std", feature = "core_io/collections"))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `core_io`, `default`, and `std` [INFO] [stdout] = help: consider adding `core_io/collections` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking regex v1.10.6 [INFO] [stderr] Checking env_logger v0.5.13 [INFO] [stdout] warning: unexpected `cfg` condition value: `core_io/collections` [INFO] [stdout] --> src/buf_stream.rs:75:28 [INFO] [stdout] | [INFO] [stdout] 75 | #[cfg(any(feature = "std", feature = "core_io/collections"))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `core_io`, `default`, and `std` [INFO] [stdout] = help: consider adding `core_io/collections` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.78s [INFO] running `Command { std: "docker" "inspect" "c90a0176d7a9ccc4ffa331f1c9b7037e52ece26833354a3e8aaafcc2e3bcc968", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c90a0176d7a9ccc4ffa331f1c9b7037e52ece26833354a3e8aaafcc2e3bcc968", kill_on_drop: false }` [INFO] [stdout] c90a0176d7a9ccc4ffa331f1c9b7037e52ece26833354a3e8aaafcc2e3bcc968