[INFO] updating cached repository https://github.com/amw-zero/qwerty_dvorak.rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5aa0fcd971723035192a980ab33f2e6e5687fbe1 [INFO] checking amw-zero/qwerty_dvorak.rs against master#c724b67e1b474262917a5154d74e7072267593fe for pr-74315 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famw-zero%2Fqwerty_dvorak.rs" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/amw-zero/qwerty_dvorak.rs on toolchain c724b67e1b474262917a5154d74e7072267593fe [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/amw-zero/qwerty_dvorak.rs [INFO] finished tweaking git repo https://github.com/amw-zero/qwerty_dvorak.rs [INFO] tweaked toml for git repo https://github.com/amw-zero/qwerty_dvorak.rs written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/amw-zero/qwerty_dvorak.rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "fetch" "--locked" "--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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 746b9c687b87565658c97c48853b39824153ded02744ca520555f53295e6062c [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "746b9c687b87565658c97c48853b39824153ded02744ca520555f53295e6062c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "746b9c687b87565658c97c48853b39824153ded02744ca520555f53295e6062c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "746b9c687b87565658c97c48853b39824153ded02744ca520555f53295e6062c", kill_on_drop: false }` [INFO] [stdout] 746b9c687b87565658c97c48853b39824153ded02744ca520555f53295e6062c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 188d684ed307ff76e4645870b891247b9924b222c58d4b431e2067ecfd6b53f8 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "188d684ed307ff76e4645870b891247b9924b222c58d4b431e2067ecfd6b53f8", kill_on_drop: false }` [INFO] [stderr] Checking qwerty_dvorak v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stdout] --> src/main.rs:41:52 [INFO] [stdout] | [INFO] [stdout] 41 | ... Error::description(&why)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stdout] --> src/main.rs:41:52 [INFO] [stdout] | [INFO] [stdout] 41 | ... Error::description(&why)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'core::str::::trim_right': superseded by `trim_end` [INFO] [stdout] --> src/main.rs:50:51 [INFO] [stdout] | [INFO] [stdout] 50 | dict_contents.lines().map(|line| line.trim_right()).collect::>() [INFO] [stdout] | ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'core::str::::trim_right': superseded by `trim_end` [INFO] [stdout] --> src/main.rs:50:51 [INFO] [stdout] | [INFO] [stdout] 50 | dict_contents.lines().map(|line| line.trim_right()).collect::>() [INFO] [stdout] | ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.37s [INFO] running `Command { std: "docker" "inspect" "188d684ed307ff76e4645870b891247b9924b222c58d4b431e2067ecfd6b53f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "188d684ed307ff76e4645870b891247b9924b222c58d4b431e2067ecfd6b53f8", kill_on_drop: false }` [INFO] [stdout] 188d684ed307ff76e4645870b891247b9924b222c58d4b431e2067ecfd6b53f8