[INFO] fetching crate gotta-watch-em-all 0.3.1... [INFO] checking gotta-watch-em-all-0.3.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate gotta-watch-em-all 0.3.1 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate gotta-watch-em-all 0.3.1 [INFO] finished tweaking crates.io crate gotta-watch-em-all 0.3.1 [INFO] tweaked toml for crates.io crate gotta-watch-em-all 0.3.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate gotta-watch-em-all 0.3.1 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 gotta-watch-em-all 0.3.1 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 9f237e5cd708c669222560a4e6ede8c133f5667023ae6513cad251f625902a06 [INFO] running `Command { std: "docker" "start" "-a" "9f237e5cd708c669222560a4e6ede8c133f5667023ae6513cad251f625902a06", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9f237e5cd708c669222560a4e6ede8c133f5667023ae6513cad251f625902a06", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9f237e5cd708c669222560a4e6ede8c133f5667023ae6513cad251f625902a06", kill_on_drop: false }` [INFO] [stdout] 9f237e5cd708c669222560a4e6ede8c133f5667023ae6513cad251f625902a06 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] b009208e3f84ddbe37f87c5b93c245649ffb2f697ccc06149a0e58d5e0a7c117 [INFO] running `Command { std: "docker" "start" "-a" "b009208e3f84ddbe37f87c5b93c245649ffb2f697ccc06149a0e58d5e0a7c117", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-ident v1.0.2 [INFO] [stderr] Compiling syn v1.0.98 [INFO] [stderr] Compiling crossbeam-utils v0.8.10 [INFO] [stderr] Compiling futures-core v0.3.21 [INFO] [stderr] Compiling serde v1.0.140 [INFO] [stderr] Compiling semver v1.0.12 [INFO] [stderr] Compiling slab v0.4.7 [INFO] [stderr] Compiling futures-task v0.3.21 [INFO] [stderr] Compiling futures-channel v0.3.21 [INFO] [stderr] Compiling parking_lot_core v0.9.3 [INFO] [stderr] Checking futures-sink v0.3.21 [INFO] [stderr] Compiling futures-util v0.3.21 [INFO] [stderr] Compiling tokio v1.20.0 [INFO] [stderr] Compiling indexmap v1.9.1 [INFO] [stderr] Checking futures-io v0.3.21 [INFO] [stderr] Checking mio v0.8.4 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Compiling proc-macro2 v1.0.40 [INFO] [stderr] Checking socket2 v0.4.4 [INFO] [stderr] Compiling sysinfo v0.24.7 [INFO] [stderr] Checking os_str_bytes v6.2.0 [INFO] [stderr] Checking bytes v1.2.0 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking clap_lex v0.2.4 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling quote v1.0.20 [INFO] [stderr] Checking crossbeam-epoch v0.9.9 [INFO] [stderr] Checking crossbeam-channel v0.5.5 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking rayon-core v1.9.3 [INFO] [stderr] Checking rayon v1.5.3 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling futures-macro v0.3.21 [INFO] [stderr] Compiling tokio-macros v1.8.0 [INFO] [stderr] Compiling clap_derive v3.2.7 [INFO] [stderr] Compiling toml v0.5.8 [INFO] [stderr] Compiling embed-resource v1.7.3 [INFO] [stderr] Checking clap v3.2.13 [INFO] [stderr] Compiling gotta-watch-em-all v0.3.1 (/opt/rustwide/workdir) [INFO] [stderr] Checking futures-executor v0.3.21 [INFO] [stderr] Checking futures v0.3.21 [INFO] [stderr] Checking tokio-util v0.7.3 [INFO] [stdout] warning: unexpected `cfg` condition value: `unknown-ci` [INFO] [stdout] --> src/main.rs:14:11 [INFO] [stdout] | [INFO] [stdout] 14 | not(feature = "unknown-ci"), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = help: consider adding `unknown-ci` 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: unexpected `cfg` condition value: `unknown-ci` [INFO] [stdout] --> src/main.rs:14:11 [INFO] [stdout] | [INFO] [stdout] 14 | not(feature = "unknown-ci"), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = help: consider adding `unknown-ci` 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] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:39:3 [INFO] [stdout] | [INFO] [stdout] 39 | out: Option, [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/main.rs:46:3 [INFO] [stdout] | [INFO] [stdout] 46 | command: Vec, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: ControlFlow, std::string::String> [INFO] [stdout] --> src/main.rs:328:27 [INFO] [stdout] | [INFO] [stdout] 328 | let mut line_buffer = String::from_str(" ")?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:328:27 [INFO] [stdout] | [INFO] [stdout] 328 | let mut line_buffer = String::from_str(" ")?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/main.rs:369:36 [INFO] [stdout] | [INFO] [stdout] 369 | fn get_process_children(processes: &HashMap) -> HashMap { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided 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] 369 | fn get_process_children(processes: &HashMap) -> HashMap> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `gotta-watch-em-all` (bin "gotta-watch-em-all" test) due to 4 previous errors; 2 warnings emitted [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/main.rs:39:3 [INFO] [stdout] | [INFO] [stdout] 39 | out: Option, [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/main.rs:46:3 [INFO] [stdout] | [INFO] [stdout] 46 | command: Vec, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: ControlFlow, std::string::String> [INFO] [stdout] --> src/main.rs:328:27 [INFO] [stdout] | [INFO] [stdout] 328 | let mut line_buffer = String::from_str(" ")?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:328:27 [INFO] [stdout] | [INFO] [stdout] 328 | let mut line_buffer = String::from_str(" ")?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/main.rs:369:36 [INFO] [stdout] | [INFO] [stdout] 369 | fn get_process_children(processes: &HashMap) -> HashMap { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided 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] 369 | fn get_process_children(processes: &HashMap) -> HashMap> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `gotta-watch-em-all` (bin "gotta-watch-em-all") due to 4 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "b009208e3f84ddbe37f87c5b93c245649ffb2f697ccc06149a0e58d5e0a7c117", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b009208e3f84ddbe37f87c5b93c245649ffb2f697ccc06149a0e58d5e0a7c117", kill_on_drop: false }` [INFO] [stdout] b009208e3f84ddbe37f87c5b93c245649ffb2f697ccc06149a0e58d5e0a7c117