[INFO] cloning repository https://github.com/AlexanderThaller/goerr [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AlexanderThaller/goerr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexanderThaller%2Fgoerr", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexanderThaller%2Fgoerr'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3ac12b7f1b32dc4f86a7b6042ec1f50bffefe835 [INFO] checking AlexanderThaller/goerr against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexanderThaller%2Fgoerr" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/AlexanderThaller/goerr [INFO] finished tweaking git repo https://github.com/AlexanderThaller/goerr [INFO] tweaked toml for git repo https://github.com/AlexanderThaller/goerr written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/AlexanderThaller/goerr 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 git repo https://github.com/AlexanderThaller/goerr 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-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 49ce39911e17c1e84b48dbc92e445bb8cbc3a04fa69be47ee78e42c0a3083a3f [INFO] running `Command { std: "docker" "start" "-a" "49ce39911e17c1e84b48dbc92e445bb8cbc3a04fa69be47ee78e42c0a3083a3f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "49ce39911e17c1e84b48dbc92e445bb8cbc3a04fa69be47ee78e42c0a3083a3f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "49ce39911e17c1e84b48dbc92e445bb8cbc3a04fa69be47ee78e42c0a3083a3f", kill_on_drop: false }` [INFO] [stdout] 49ce39911e17c1e84b48dbc92e445bb8cbc3a04fa69be47ee78e42c0a3083a3f [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 -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] b27a6f9b7b2a17ea9244a59b54457c4c391174a1234c30ca3f30381f036a69df [INFO] running `Command { std: "docker" "start" "-a" "b27a6f9b7b2a17ea9244a59b54457c4c391174a1234c30ca3f30381f036a69df", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling libc v0.2.97 [INFO] [stderr] Checking dtoa v0.4.8 [INFO] [stderr] Compiling anyhow v1.0.41 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking unicode-segmentation v1.7.1 [INFO] [stderr] Checking diff v0.1.12 [INFO] [stderr] Checking yaml-rust v0.4.5 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking itertools v0.10.1 [INFO] [stderr] Checking pretty_assertions v0.7.2 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking colored v2.0.0 [INFO] [stderr] Compiling thiserror-impl v1.0.25 [INFO] [stderr] Checking thiserror v1.0.25 [INFO] [stderr] Checking serde_json v1.0.64 [INFO] [stderr] Checking serde_yaml v0.8.17 [INFO] [stderr] Checking format_serde_error v0.2.0 [INFO] [stderr] Checking goerr v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `ErrorLine` [INFO] [stdout] --> src/main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | ErrorLine, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `pretty_assertions::assert_eq` [INFO] [stdout] --> src/error_line.rs:130:13 [INFO] [stdout] | [INFO] [stdout] 130 | use pretty_assertions::assert_eq; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::path::PathBuf` [INFO] [stdout] --> src/error_line.rs:131:13 [INFO] [stdout] | [INFO] [stdout] 131 | use std::path::PathBuf; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ErrorLine` [INFO] [stdout] --> src/main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | ErrorLine, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `MissingColumn`, `InvalidColumn`, and `MissingMessage` are never constructed [INFO] [stdout] --> src/error_line.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 10 | pub(super) enum Error { [INFO] [stdout] | ----- variants in this enum [INFO] [stdout] ... [INFO] [stdout] 24 | MissingColumn, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 27 | InvalidColumn(std::num::ParseIntError), [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 30 | MissingMessage, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/error_line.rs:48:25 [INFO] [stdout] | [INFO] [stdout] 48 | let file_path = split [INFO] [stdout] | _________________________^ [INFO] [stdout] 49 | | .next() [INFO] [stdout] 50 | | .ok_or(Error::MissingFilePath)? [INFO] [stdout] 51 | | .parse::() [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `MissingColumn`, `InvalidColumn`, and `MissingMessage` are never constructed [INFO] [stdout] --> src/error_line.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 10 | pub(super) enum Error { [INFO] [stdout] | ----- variants in this enum [INFO] [stdout] ... [INFO] [stdout] 24 | MissingColumn, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 27 | InvalidColumn(std::num::ParseIntError), [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 30 | MissingMessage, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/error_line.rs:48:25 [INFO] [stdout] | [INFO] [stdout] 48 | let file_path = split [INFO] [stdout] | _________________________^ [INFO] [stdout] 49 | | .next() [INFO] [stdout] 50 | | .ok_or(Error::MissingFilePath)? [INFO] [stdout] 51 | | .parse::() [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `goerr` (bin "goerr") due to 1 previous error; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `goerr` (bin "goerr" test) due to 1 previous error; 4 warnings emitted [INFO] running `Command { std: "docker" "inspect" "b27a6f9b7b2a17ea9244a59b54457c4c391174a1234c30ca3f30381f036a69df", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b27a6f9b7b2a17ea9244a59b54457c4c391174a1234c30ca3f30381f036a69df", kill_on_drop: false }` [INFO] [stdout] b27a6f9b7b2a17ea9244a59b54457c4c391174a1234c30ca3f30381f036a69df