[INFO] fetching crate signalo_sources 0.5.2... [INFO] checking signalo_sources-0.5.2 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate signalo_sources 0.5.2 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate signalo_sources 0.5.2 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 signalo_sources 0.5.2 [INFO] finished tweaking crates.io crate signalo_sources 0.5.2 [INFO] tweaked toml for crates.io crate signalo_sources 0.5.2 written to /workspace/builds/worker-7-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] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 9 packages to latest compatible versions [INFO] [stderr] Adding dimensioned v0.7.0 (available: v0.8.0) [INFO] [stderr] Adding generic-array v0.11.2 (available: v1.1.0) [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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] dbe43879bbb7677ff8c839a972ba13601ec12249fa6cfe61399fc35be5f33f07 [INFO] running `Command { std: "docker" "start" "-a" "dbe43879bbb7677ff8c839a972ba13601ec12249fa6cfe61399fc35be5f33f07", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dbe43879bbb7677ff8c839a972ba13601ec12249fa6cfe61399fc35be5f33f07", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dbe43879bbb7677ff8c839a972ba13601ec12249fa6cfe61399fc35be5f33f07", kill_on_drop: false }` [INFO] [stdout] dbe43879bbb7677ff8c839a972ba13601ec12249fa6cfe61399fc35be5f33f07 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] e48cebad0db84f222b99eb76ef16e73a5bdc293f112f7f1a797bc7d86e001a80 [INFO] running `Command { std: "docker" "start" "-a" "e48cebad0db84f222b99eb76ef16e73a5bdc293f112f7f1a797bc7d86e001a80", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking guts v0.1.1 [INFO] [stderr] Checking replace_with v0.1.7 [INFO] [stderr] Checking nearly_eq v0.2.4 [INFO] [stderr] Checking signalo_traits v0.5.0 [INFO] [stderr] Checking signalo_sources v0.5.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/peek.rs:15:16 [INFO] [stdout] | [INFO] [stdout] 15 | #[cfg_attr(feature = "cargo-clippy", allow(clippy::option_option))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `default`, `dimensioned`, and `std` [INFO] [stdout] = help: consider adding `cargo-clippy` 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] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/peek.rs:15:16 [INFO] [stdout] | [INFO] [stdout] 15 | #[cfg_attr(feature = "cargo-clippy", allow(clippy::option_option))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `default`, `dimensioned`, and `std` [INFO] [stdout] = help: consider adding `cargo-clippy` 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 0.83s [INFO] running `Command { std: "docker" "inspect" "e48cebad0db84f222b99eb76ef16e73a5bdc293f112f7f1a797bc7d86e001a80", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e48cebad0db84f222b99eb76ef16e73a5bdc293f112f7f1a797bc7d86e001a80", kill_on_drop: false }` [INFO] [stdout] e48cebad0db84f222b99eb76ef16e73a5bdc293f112f7f1a797bc7d86e001a80