[INFO] fetching crate condow_core 0.19.0-alpha.3... [INFO] checking condow_core-0.19.0-alpha.3 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate condow_core 0.19.0-alpha.3 into /workspace/builds/worker-5-tc2/source [INFO] started tweaking crates.io crate condow_core 0.19.0-alpha.3 [INFO] finished tweaking crates.io crate condow_core 0.19.0-alpha.3 [INFO] tweaked toml for crates.io crate condow_core 0.19.0-alpha.3 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate condow_core 0.19.0-alpha.3 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate condow_core 0.19.0-alpha.3 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e1b4196700314b1d68841d95e7063a56bd407bacda764c8484ceb9c13224bb70 [INFO] running `Command { std: "docker" "start" "-a" "e1b4196700314b1d68841d95e7063a56bd407bacda764c8484ceb9c13224bb70", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e1b4196700314b1d68841d95e7063a56bd407bacda764c8484ceb9c13224bb70", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e1b4196700314b1d68841d95e7063a56bd407bacda764c8484ceb9c13224bb70", kill_on_drop: false }` [INFO] [stdout] e1b4196700314b1d68841d95e7063a56bd407bacda764c8484ceb9c13224bb70 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0168a1465ebd80b246cca8a576db6d8770547d8253f28aea84cce13d67630afa [INFO] running `Command { std: "docker" "start" "-a" "0168a1465ebd80b246cca8a576db6d8770547d8253f28aea84cce13d67630afa", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.39 [INFO] [stderr] Compiling unicode-ident v1.0.0 [INFO] [stderr] Compiling syn v1.0.96 [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Checking once_cell v1.12.0 [INFO] [stderr] Compiling futures-channel v0.3.21 [INFO] [stderr] Compiling futures-task v0.3.21 [INFO] [stderr] Compiling futures-util v0.3.21 [INFO] [stderr] Checking futures-io v0.3.21 [INFO] [stderr] Checking slab v0.4.6 [INFO] [stderr] Compiling anyhow v1.0.57 [INFO] [stderr] Checking tracing-core v0.1.27 [INFO] [stderr] Checking thread_local v1.1.4 [INFO] [stderr] Checking tracing-log v0.1.3 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Checking tracing-subscriber v0.3.11 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking getrandom v0.2.6 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling futures-macro v0.3.21 [INFO] [stderr] Compiling tokio-macros v1.8.0 [INFO] [stderr] Compiling tracing-attributes v0.1.21 [INFO] [stderr] Compiling thiserror-impl v1.0.31 [INFO] [stderr] Checking tokio v1.19.2 [INFO] [stderr] Checking thiserror v1.0.31 [INFO] [stderr] Checking tracing v0.1.35 [INFO] [stderr] Checking tracing-flame v0.2.0 [INFO] [stderr] Checking tokio-stream v0.1.9 [INFO] [stderr] Checking tokio-util v0.7.3 [INFO] [stderr] Checking futures-executor v0.3.21 [INFO] [stderr] Checking futures v0.3.21 [INFO] [stderr] Checking condow_core v0.19.0-alpha.3 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/condow_client.rs:67:53 [INFO] [stdout] | [INFO] [stdout] 67 | fn from_str(_: &str) -> Result { [INFO] [stdout] | _____________________________________________________^ [INFO] [stdout] 68 | | Ok(IgnoreLocation) [INFO] [stdout] 69 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/condow_client.rs:68:9 [INFO] [stdout] | [INFO] [stdout] 68 | Ok(IgnoreLocation) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `condow_core` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/condow_client.rs:67:53 [INFO] [stdout] | [INFO] [stdout] 67 | fn from_str(_: &str) -> Result { [INFO] [stdout] | _____________________________________________________^ [INFO] [stdout] 68 | | Ok(IgnoreLocation) [INFO] [stdout] 69 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/condow_client.rs:68:9 [INFO] [stdout] | [INFO] [stdout] 68 | Ok(IgnoreLocation) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/test_utils.rs:541:17 [INFO] [stdout] | [INFO] [stdout] 541 | fn get_size(&self, _location: IgnoreLocation) -> BoxFuture> { [INFO] [stdout] | ^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 541 | fn get_size(&self, _location: IgnoreLocation) -> BoxFuture<'_, Result> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `condow_core` (lib test) due to 2 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "0168a1465ebd80b246cca8a576db6d8770547d8253f28aea84cce13d67630afa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0168a1465ebd80b246cca8a576db6d8770547d8253f28aea84cce13d67630afa", kill_on_drop: false }` [INFO] [stdout] 0168a1465ebd80b246cca8a576db6d8770547d8253f28aea84cce13d67630afa