[INFO] cloning repository https://github.com/Recognition2/aurgh [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Recognition2/aurgh" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRecognition2%2Faurgh", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRecognition2%2Faurgh'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 25c32468893cc6fa4d5db9656cf3047f363ac96e [INFO] checking Recognition2/aurgh against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRecognition2%2Faurgh" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Recognition2/aurgh on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Recognition2/aurgh [INFO] finished tweaking git repo https://github.com/Recognition2/aurgh [INFO] tweaked toml for git repo https://github.com/Recognition2/aurgh written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/Recognition2/aurgh already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded shared_child v0.3.4 [INFO] [stderr] Downloaded duct v0.13.3 [INFO] [stderr] Downloaded os_pipe v0.9.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1176b03def648d96d724dc387c27d6b24164739ba9b0735007089ae1dadec910 [INFO] running `Command { std: "docker" "start" "-a" "1176b03def648d96d724dc387c27d6b24164739ba9b0735007089ae1dadec910", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1176b03def648d96d724dc387c27d6b24164739ba9b0735007089ae1dadec910", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1176b03def648d96d724dc387c27d6b24164739ba9b0735007089ae1dadec910", kill_on_drop: false }` [INFO] [stdout] 1176b03def648d96d724dc387c27d6b24164739ba9b0735007089ae1dadec910 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4943762bb3a4807c86bad6f985ccb701bf9b68a229337e8df646a834698f0ad1 [INFO] running `Command { std: "docker" "start" "-a" "4943762bb3a4807c86bad6f985ccb701bf9b68a229337e8df646a834698f0ad1", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.68 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking shared_child v0.3.4 [INFO] [stderr] Checking os_pipe v0.9.1 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking duct v0.13.3 [INFO] [stderr] Checking aurgh v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `sub` [INFO] [stdout] --> src/main.rs:20:8 [INFO] [stdout] | [INFO] [stdout] 20 | fn add(sub: &ArgMatches) -> Option<()> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_sub` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sub` [INFO] [stdout] --> src/main.rs:87:11 [INFO] [stdout] | [INFO] [stdout] 87 | fn remove(sub: &ArgMatches) -> Option<()> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_sub` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sub` [INFO] [stdout] --> src/main.rs:122:11 [INFO] [stdout] | [INFO] [stdout] 122 | fn addpkg(sub: &ArgMatches) -> Option<()> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_sub` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sub` [INFO] [stdout] --> src/main.rs:138:11 [INFO] [stdout] | [INFO] [stdout] 138 | fn update(sub: &ArgMatches) -> Option<()> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_sub` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sub` [INFO] [stdout] --> src/main.rs:20:8 [INFO] [stdout] | [INFO] [stdout] 20 | fn add(sub: &ArgMatches) -> Option<()> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_sub` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sub` [INFO] [stdout] --> src/main.rs:87:11 [INFO] [stdout] | [INFO] [stdout] 87 | fn remove(sub: &ArgMatches) -> Option<()> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_sub` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sub` [INFO] [stdout] --> src/main.rs:122:11 [INFO] [stdout] | [INFO] [stdout] 122 | fn addpkg(sub: &ArgMatches) -> Option<()> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_sub` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sub` [INFO] [stdout] --> src/main.rs:138:11 [INFO] [stdout] | [INFO] [stdout] 138 | fn update(sub: &ArgMatches) -> Option<()> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_sub` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021. [INFO] [stdout] --> src/main.rs:46:10 [INFO] [stdout] | [INFO] [stdout] 46 | .into_iter() [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see issue #66145 [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 46 | .iter() [INFO] [stdout] | ^^^^ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 45 | let pkgs_and_deps: Vec<_> = IntoIterator::into_iter(pkgs) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021. [INFO] [stdout] --> src/main.rs:46:10 [INFO] [stdout] | [INFO] [stdout] 46 | .into_iter() [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see issue #66145 [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 46 | .iter() [INFO] [stdout] | ^^^^ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 45 | let pkgs_and_deps: Vec<_> = IntoIterator::into_iter(pkgs) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.65s [INFO] running `Command { std: "docker" "inspect" "4943762bb3a4807c86bad6f985ccb701bf9b68a229337e8df646a834698f0ad1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4943762bb3a4807c86bad6f985ccb701bf9b68a229337e8df646a834698f0ad1", kill_on_drop: false }` [INFO] [stdout] 4943762bb3a4807c86bad6f985ccb701bf9b68a229337e8df646a834698f0ad1