[INFO] cloning repository https://github.com/Lainera/roll
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Lainera/roll" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLainera%2Froll", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLainera%2Froll'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a7d400216146edd60ad503c42fdbcdc6b03f6dc6
[INFO] checking Lainera/roll against try#b946edaa85de45f124065f52b1bc55ba2fb4f9fb for pr-157562
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLainera%2Froll" "/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/Lainera/roll
[INFO] finished tweaking git repo https://github.com/Lainera/roll
[INFO] tweaked toml for git repo https://github.com/Lainera/roll written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Lainera/roll on toolchain b946edaa85de45f124065f52b1bc55ba2fb4f9fb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b946edaa85de45f124065f52b1bc55ba2fb4f9fb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Lainera/roll 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" "+b946edaa85de45f124065f52b1bc55ba2fb4f9fb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `roll` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] dd8a4b501b0280f69989504bfb9e9724fda2a35ac88aeec1193c0b4ec14e2f53
[INFO] running `Command { std: "docker" "start" "dd8a4b501b0280f69989504bfb9e9724fda2a35ac88aeec1193c0b4ec14e2f53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "dd8a4b501b0280f69989504bfb9e9724fda2a35ac88aeec1193c0b4ec14e2f53" "/opt/rustwide/cargo-home/bin/cargo" "+b946edaa85de45f124065f52b1bc55ba2fb4f9fb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd8a4b501b0280f69989504bfb9e9724fda2a35ac88aeec1193c0b4ec14e2f53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "dd8a4b501b0280f69989504bfb9e9724fda2a35ac88aeec1193c0b4ec14e2f53" "/opt/rustwide/cargo-home/bin/cargo" "+b946edaa85de45f124065f52b1bc55ba2fb4f9fb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `roll` (manifest) generated 1 warning
[INFO] [stderr]    Compiling autocfg v0.1.1
[INFO] [stderr]    Compiling libc v0.2.47
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.4
[INFO] [stderr]     Checking rand_os v0.1.1
[INFO] [stderr]     Checking roll v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `result::Result`
[INFO] [stdout]  --> src/arguments.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{result::Result};
[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 doc comment
[INFO] [stdout]   --> src/arguments.rs:11:3
[INFO] [stdout]    |
[INFO] [stdout] 11 |   /// skip filename
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 12 |   args.next();
[INFO] [stdout]    |   ----------- rustdoc does not generate documentation for expressions
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/arguments.rs:120:3
[INFO] [stdout]     |
[INFO] [stdout] 120 |   /// wildcard for both lower and uppercase D's
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 121 |   let d: &[_] = &['D', 'd'];
[INFO] [stdout]     |   -------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `roll_type`, `roll_results`, and `roll_sum` are never read
[INFO] [stdout]   --> src/rolls.rs:37:3
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub struct Roll {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 37 |   roll_type: RollType,
[INFO] [stdout]    |   ^^^^^^^^^
[INFO] [stdout] 38 |   roll_results: Vec<i32>,
[INFO] [stdout]    |   ^^^^^^^^^^^^
[INFO] [stdout] 39 |   roll_sum: i32
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Roll` 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] warning: field `0` is never read
[INFO] [stdout]   --> src/rolls.rs:55:7
[INFO] [stdout]    |
[INFO] [stdout] 55 |   Die(String),
[INFO] [stdout]    |   --- ^^^^^^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RollType` has derived impls for the traits `Clone` and `Debug`, but these are 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] 55 -   Die(String),
[INFO] [stdout] 55 +   Die(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/rolls.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 |   Range(RangeType),
[INFO] [stdout]    |   ----- ^^^^^^^^^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RollType` has derived impls for the traits `Clone` and `Debug`, but these are 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] 56 -   Range(RangeType),
[INFO] [stdout] 56 +   Range(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `core::str::<impl str>::trim` that must be used
[INFO] [stdout]   --> src/arguments.rs:27:3
[INFO] [stdout]    |
[INFO] [stdout] 27 |   arg.trim();
[INFO] [stdout]    |   ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this returns the trimmed string as a slice, without modifying the original
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 27 |   let _ = arg.trim();
[INFO] [stdout]    |   +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `result::Result`
[INFO] [stdout]  --> src/arguments.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{result::Result};
[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 doc comment
[INFO] [stdout]   --> src/arguments.rs:11:3
[INFO] [stdout]    |
[INFO] [stdout] 11 |   /// skip filename
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 12 |   args.next();
[INFO] [stdout]    |   ----------- rustdoc does not generate documentation for expressions
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/arguments.rs:120:3
[INFO] [stdout]     |
[INFO] [stdout] 120 |   /// wildcard for both lower and uppercase D's
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 121 |   let d: &[_] = &['D', 'd'];
[INFO] [stdout]     |   -------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `roll_type`, `roll_results`, and `roll_sum` are never read
[INFO] [stdout]   --> src/rolls.rs:37:3
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub struct Roll {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 37 |   roll_type: RollType,
[INFO] [stdout]    |   ^^^^^^^^^
[INFO] [stdout] 38 |   roll_results: Vec<i32>,
[INFO] [stdout]    |   ^^^^^^^^^^^^
[INFO] [stdout] 39 |   roll_sum: i32
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Roll` 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] warning: field `0` is never read
[INFO] [stdout]   --> src/rolls.rs:55:7
[INFO] [stdout]    |
[INFO] [stdout] 55 |   Die(String),
[INFO] [stdout]    |   --- ^^^^^^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RollType` has derived impls for the traits `Clone` and `Debug`, but these are 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] 55 -   Die(String),
[INFO] [stdout] 55 +   Die(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/rolls.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 |   Range(RangeType),
[INFO] [stdout]    |   ----- ^^^^^^^^^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RollType` has derived impls for the traits `Clone` and `Debug`, but these are 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] 56 -   Range(RangeType),
[INFO] [stdout] 56 +   Range(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `core::str::<impl str>::trim` that must be used
[INFO] [stdout]   --> src/arguments.rs:27:3
[INFO] [stdout]    |
[INFO] [stdout] 27 |   arg.trim();
[INFO] [stdout]    |   ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this returns the trimmed string as a slice, without modifying the original
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 27 |   let _ = arg.trim();
[INFO] [stdout]    |   +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.93s
[INFO] running `Command { std: "docker" "inspect" "dd8a4b501b0280f69989504bfb9e9724fda2a35ac88aeec1193c0b4ec14e2f53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd8a4b501b0280f69989504bfb9e9724fda2a35ac88aeec1193c0b4ec14e2f53", kill_on_drop: false }`
[INFO] [stdout] dd8a4b501b0280f69989504bfb9e9724fda2a35ac88aeec1193c0b4ec14e2f53
