[INFO] cloning repository https://github.com/ethantstanger/daycare [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ethantstanger/daycare" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fethantstanger%2Fdaycare", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fethantstanger%2Fdaycare'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a11b3867dfaa5889d4adb8aeedb9b5ad121e6760 [INFO] checking ethantstanger/daycare 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%2Fethantstanger%2Fdaycare" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/ethantstanger/daycare [INFO] finished tweaking git repo https://github.com/ethantstanger/daycare [INFO] tweaked toml for git repo https://github.com/ethantstanger/daycare written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/ethantstanger/daycare 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/ethantstanger/daycare 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] a6007c1b7293a22eaca537f2cc7e0d02f0c3a47d2e505fbb1750ae81b57b65e8 [INFO] running `Command { std: "docker" "start" "-a" "a6007c1b7293a22eaca537f2cc7e0d02f0c3a47d2e505fbb1750ae81b57b65e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a6007c1b7293a22eaca537f2cc7e0d02f0c3a47d2e505fbb1750ae81b57b65e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a6007c1b7293a22eaca537f2cc7e0d02f0c3a47d2e505fbb1750ae81b57b65e8", kill_on_drop: false }` [INFO] [stdout] a6007c1b7293a22eaca537f2cc7e0d02f0c3a47d2e505fbb1750ae81b57b65e8 [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] eab6cb9448ee75321b8df2f8ba12c95dbaced2a5145373470b38ccf2d940d355 [INFO] running `Command { std: "docker" "start" "-a" "eab6cb9448ee75321b8df2f8ba12c95dbaced2a5145373470b38ccf2d940d355", kill_on_drop: false }` [INFO] [stderr] Checking esolang v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::collections::binary_heap::PeekMut` [INFO] [stdout] --> src/lexer.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::collections::binary_heap::PeekMut; [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::f32::consts::E` [INFO] [stdout] --> src/lexer.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::f32::consts::E; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `shut_up` is never used [INFO] [stdout] --> src/main.rs:83:4 [INFO] [stdout] | [INFO] [stdout] 83 | fn shut_up() -> u32 { 3 } [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lexer.rs:31:20 [INFO] [stdout] | [INFO] [stdout] 31 | BooleanLiteral(bool), [INFO] [stdout] | -------------- ^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 31 - BooleanLiteral(bool), [INFO] [stdout] 31 + BooleanLiteral(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lexer.rs:32:16 [INFO] [stdout] | [INFO] [stdout] 32 | Identifier(String), [INFO] [stdout] | ---------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 32 - Identifier(String), [INFO] [stdout] 32 + Identifier(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lexer.rs:33:19 [INFO] [stdout] | [INFO] [stdout] 33 | NumberLiteral(f32), [INFO] [stdout] | ------------- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 33 - NumberLiteral(f32), [INFO] [stdout] 33 + NumberLiteral(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lexer.rs:34:19 [INFO] [stdout] | [INFO] [stdout] 34 | StringLiteral(String), [INFO] [stdout] | ------------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 34 - StringLiteral(String), [INFO] [stdout] 34 + StringLiteral(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::binary_heap::PeekMut` [INFO] [stdout] --> src/lexer.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::collections::binary_heap::PeekMut; [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::f32::consts::E` [INFO] [stdout] --> src/lexer.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::f32::consts::E; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:21:24 [INFO] [stdout] | [INFO] [stdout] 21 | Some(x) => PathBuf::from_str(x.as_str()).unwrap(), [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 `esolang` (bin "esolang" test) due to 1 previous error; 7 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: function `shut_up` is never used [INFO] [stdout] --> src/main.rs:83:4 [INFO] [stdout] | [INFO] [stdout] 83 | fn shut_up() -> u32 { 3 } [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lexer.rs:31:20 [INFO] [stdout] | [INFO] [stdout] 31 | BooleanLiteral(bool), [INFO] [stdout] | -------------- ^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 31 - BooleanLiteral(bool), [INFO] [stdout] 31 + BooleanLiteral(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lexer.rs:32:16 [INFO] [stdout] | [INFO] [stdout] 32 | Identifier(String), [INFO] [stdout] | ---------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 32 - Identifier(String), [INFO] [stdout] 32 + Identifier(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lexer.rs:33:19 [INFO] [stdout] | [INFO] [stdout] 33 | NumberLiteral(f32), [INFO] [stdout] | ------------- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 33 - NumberLiteral(f32), [INFO] [stdout] 33 + NumberLiteral(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lexer.rs:34:19 [INFO] [stdout] | [INFO] [stdout] 34 | StringLiteral(String), [INFO] [stdout] | ------------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 34 - StringLiteral(String), [INFO] [stdout] 34 + StringLiteral(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:21:24 [INFO] [stdout] | [INFO] [stdout] 21 | Some(x) => PathBuf::from_str(x.as_str()).unwrap(), [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 `esolang` (bin "esolang") due to 1 previous error; 7 warnings emitted [INFO] running `Command { std: "docker" "inspect" "eab6cb9448ee75321b8df2f8ba12c95dbaced2a5145373470b38ccf2d940d355", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eab6cb9448ee75321b8df2f8ba12c95dbaced2a5145373470b38ccf2d940d355", kill_on_drop: false }` [INFO] [stdout] eab6cb9448ee75321b8df2f8ba12c95dbaced2a5145373470b38ccf2d940d355