[INFO] cloning repository https://github.com/ThomWright/maze [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ThomWright/maze" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThomWright%2Fmaze", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThomWright%2Fmaze'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e3196aef5f79e258ea928413cc1e4004571e2e01 [INFO] checking ThomWright/maze against a5689b034ad287112f709693384a37f1377eb9cc for pr-129249-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThomWright%2Fmaze" "/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/ThomWright/maze [INFO] finished tweaking git repo https://github.com/ThomWright/maze [INFO] tweaked toml for git repo https://github.com/ThomWright/maze written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/ThomWright/maze on toolchain a5689b034ad287112f709693384a37f1377eb9cc [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/ThomWright/maze 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" "+a5689b034ad287112f709693384a37f1377eb9cc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }` [INFO] [stdout] 7b6bdc134b3cdc03d96488522a75d46a9729deaa67ffa7fe1425da71d0d61640 [INFO] running `Command { std: "docker" "start" "7b6bdc134b3cdc03d96488522a75d46a9729deaa67ffa7fe1425da71d0d61640", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7b6bdc134b3cdc03d96488522a75d46a9729deaa67ffa7fe1425da71d0d61640", 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" "7b6bdc134b3cdc03d96488522a75d46a9729deaa67ffa7fe1425da71d0d61640" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7b6bdc134b3cdc03d96488522a75d46a9729deaa67ffa7fe1425da71d0d61640", 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" "7b6bdc134b3cdc03d96488522a75d46a9729deaa67ffa7fe1425da71d0d61640" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.77 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking ppv-lite86 v0.2.9 [INFO] [stderr] Checking numtoa v0.1.0 [INFO] [stderr] Checking termion v1.5.5 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking maze v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: useless conversion to the same type: `usize` [INFO] [stdout] --> src/main.rs:218:48 [INFO] [stdout] | [INFO] [stdout] 218 | let (width, height): (usize, usize) = (size.width.into(), size.height.into()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this method call relies on the `impl Into for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors [INFO] [stdout] = note: `#[deny(self_type_conversion)]` on by default [INFO] [stdout] help: consider removing the conversion call [INFO] [stdout] | [INFO] [stdout] 218 - let (width, height): (usize, usize) = (size.width.into(), size.height.into()); [INFO] [stdout] 218 + let (width, height): (usize, usize) = (size.width, size.height.into()); [INFO] [stdout] | [INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint [INFO] [stdout] | [INFO] [stdout] 218 - let (width, height): (usize, usize) = (size.width.into(), size.height.into()); [INFO] [stdout] 218 + let (width, height): (usize, usize) = (>::into(size.width), size.height.into()); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: useless conversion to the same type: `usize` [INFO] [stdout] --> src/main.rs:218:67 [INFO] [stdout] | [INFO] [stdout] 218 | let (width, height): (usize, usize) = (size.width.into(), size.height.into()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this method call relies on the `impl Into for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors [INFO] [stdout] help: consider removing the conversion call [INFO] [stdout] | [INFO] [stdout] 218 - let (width, height): (usize, usize) = (size.width.into(), size.height.into()); [INFO] [stdout] 218 + let (width, height): (usize, usize) = (size.width.into(), size.height); [INFO] [stdout] | [INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint [INFO] [stdout] | [INFO] [stdout] 218 - let (width, height): (usize, usize) = (size.width.into(), size.height.into()); [INFO] [stdout] 218 + let (width, height): (usize, usize) = (size.width.into(), >::into(size.height)); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `maze` (bin "maze") due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: useless conversion to the same type: `usize` [INFO] [stdout] --> src/main.rs:218:48 [INFO] [stdout] | [INFO] [stdout] 218 | let (width, height): (usize, usize) = (size.width.into(), size.height.into()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this method call relies on the `impl Into for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors [INFO] [stdout] = note: `#[deny(self_type_conversion)]` on by default [INFO] [stdout] help: consider removing the conversion call [INFO] [stdout] | [INFO] [stdout] 218 - let (width, height): (usize, usize) = (size.width.into(), size.height.into()); [INFO] [stdout] 218 + let (width, height): (usize, usize) = (size.width, size.height.into()); [INFO] [stdout] | [INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint [INFO] [stdout] | [INFO] [stdout] 218 - let (width, height): (usize, usize) = (size.width.into(), size.height.into()); [INFO] [stdout] 218 + let (width, height): (usize, usize) = (>::into(size.width), size.height.into()); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: useless conversion to the same type: `usize` [INFO] [stdout] --> src/main.rs:218:67 [INFO] [stdout] | [INFO] [stdout] 218 | let (width, height): (usize, usize) = (size.width.into(), size.height.into()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this method call relies on the `impl Into for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors [INFO] [stdout] help: consider removing the conversion call [INFO] [stdout] | [INFO] [stdout] 218 - let (width, height): (usize, usize) = (size.width.into(), size.height.into()); [INFO] [stdout] 218 + let (width, height): (usize, usize) = (size.width.into(), size.height); [INFO] [stdout] | [INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint [INFO] [stdout] | [INFO] [stdout] 218 - let (width, height): (usize, usize) = (size.width.into(), size.height.into()); [INFO] [stdout] 218 + let (width, height): (usize, usize) = (size.width.into(), >::into(size.height)); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `maze` (bin "maze" test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "7b6bdc134b3cdc03d96488522a75d46a9729deaa67ffa7fe1425da71d0d61640", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7b6bdc134b3cdc03d96488522a75d46a9729deaa67ffa7fe1425da71d0d61640", kill_on_drop: false }` [INFO] [stdout] 7b6bdc134b3cdc03d96488522a75d46a9729deaa67ffa7fe1425da71d0d61640