[INFO] cloning repository https://github.com/r-darwish/alma
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/r-darwish/alma" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fr-darwish%2Falma", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fr-darwish%2Falma'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b7860cdaa78ece06060f26262c5452d36e1eeef9
[INFO] checking r-darwish/alma 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%2Fr-darwish%2Falma" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/r-darwish/alma
[INFO] finished tweaking git repo https://github.com/r-darwish/alma
[INFO] tweaked toml for git repo https://github.com/r-darwish/alma written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/r-darwish/alma 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/r-darwish/alma 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] d61a445d408dfd0ec2e9db11123139ebcf1018f70c0debdca076ccc20db2a16f
[INFO] running `Command { std: "docker" "start" "-a" "d61a445d408dfd0ec2e9db11123139ebcf1018f70c0debdca076ccc20db2a16f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d61a445d408dfd0ec2e9db11123139ebcf1018f70c0debdca076ccc20db2a16f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d61a445d408dfd0ec2e9db11123139ebcf1018f70c0debdca076ccc20db2a16f", kill_on_drop: false }`
[INFO] [stdout] d61a445d408dfd0ec2e9db11123139ebcf1018f70c0debdca076ccc20db2a16f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] dde810b876fa7b0d4e6f662622d73eb014a39240a9dda4eb1e467db123978eed
[INFO] running `Command { std: "docker" "start" "-a" "dde810b876fa7b0d4e6f662622d73eb014a39240a9dda4eb1e467db123978eed", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.113
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling serde v1.0.113
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]     Checking zeroize v0.9.3
[INFO] [stderr]     Checking humantime v2.0.1
[INFO] [stderr]     Checking utf8-width v0.1.4
[INFO] [stderr]     Checking byte-unit v4.0.9
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking terminal_size v0.1.15
[INFO] [stderr]     Checking nix v0.19.0
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking console v0.13.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking env_logger v0.8.2
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]     Checking dialoguer v0.7.1
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]    Compiling structopt-derive v0.4.8
[INFO] [stderr]     Checking which v4.0.0
[INFO] [stderr]     Checking structopt v0.3.15
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking alma v0.10.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/args.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | /     /// Path to a pacman.conf file which will be used to pacstrap packages into the image.
[INFO] [stdout] 42 | |     ///
[INFO] [stdout] 43 | |     /// This pacman.conf will also be copied into the resulting Arch Linux image.
[INFO] [stdout] 44 | |     #[structopt(short = "c", long = "pacman-conf", value_name = "pacman_conf")]
[INFO] [stdout] 45 | |     pub pacman_conf: Option<PathBuf>,
[INFO] [stdout]    | |____________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/args.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 | /     /// Additional packages to install
[INFO] [stdout] 48 | |     #[structopt(short = "p", long = "extra-packages", value_name = "package")]
[INFO] [stdout] 49 | |     pub extra_packages: Vec<String>,
[INFO] [stdout]    | |___________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/args.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 | /     /// Additional packages to install
[INFO] [stdout] 52 | |     #[structopt(long = "aur-packages", value_name = "aurpackage")]
[INFO] [stdout] 53 | |     pub aur_packages: Vec<String>,
[INFO] [stdout]    | |_________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/args.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 | /     /// Path to preset files
[INFO] [stdout] 68 | |     #[structopt(long = "presets", value_name = "preset")]
[INFO] [stdout] 69 | |     pub presets: Vec<PathBuf>,
[INFO] [stdout]    | |_____________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/args.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | /     /// Path to a pacman.conf file which will be used to pacstrap packages into the image.
[INFO] [stdout] 42 | |     ///
[INFO] [stdout] 43 | |     /// This pacman.conf will also be copied into the resulting Arch Linux image.
[INFO] [stdout] 44 | |     #[structopt(short = "c", long = "pacman-conf", value_name = "pacman_conf")]
[INFO] [stdout] 45 | |     pub pacman_conf: Option<PathBuf>,
[INFO] [stdout]    | |____________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/args.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 | /     /// Additional packages to install
[INFO] [stdout] 48 | |     #[structopt(short = "p", long = "extra-packages", value_name = "package")]
[INFO] [stdout] 49 | |     pub extra_packages: Vec<String>,
[INFO] [stdout]    | |___________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/args.rs:105:5
[INFO] [stdout]     |
[INFO] [stdout] 105 | /     /// Optional command to run
[INFO] [stdout] 106 | |     #[structopt()]
[INFO] [stdout] 107 | |     pub command: Vec<String>,
[INFO] [stdout]     | |____________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/args.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 | /     /// Additional packages to install
[INFO] [stdout] 52 | |     #[structopt(long = "aur-packages", value_name = "aurpackage")]
[INFO] [stdout] 53 | |     pub aur_packages: Vec<String>,
[INFO] [stdout]    | |_________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/args.rs:116:5
[INFO] [stdout]     |
[INFO] [stdout] 116 | /     /// Arguments to pass to qemu
[INFO] [stdout] 117 | |     #[structopt()]
[INFO] [stdout] 118 | |     pub args: Vec<String>,
[INFO] [stdout]     | |_________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/args.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 | /     /// Path to preset files
[INFO] [stdout] 68 | |     #[structopt(long = "presets", value_name = "preset")]
[INFO] [stdout] 69 | |     pub presets: Vec<PathBuf>,
[INFO] [stdout]    | |_____________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/args.rs:105:5
[INFO] [stdout]     |
[INFO] [stdout] 105 | /     /// Optional command to run
[INFO] [stdout] 106 | |     #[structopt()]
[INFO] [stdout] 107 | |     pub command: Vec<String>,
[INFO] [stdout]     | |____________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/args.rs:116:5
[INFO] [stdout]     |
[INFO] [stdout] 116 | /     /// Arguments to pass to qemu
[INFO] [stdout] 117 | |     #[structopt()]
[INFO] [stdout] 118 | |     pub args: Vec<String>,
[INFO] [stdout]     | |_________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/storage/storage_device.rs:72:26
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn get_partition(&self, index: u8) -> anyhow::Result<Partition> {
[INFO] [stdout]    |                          ^^^^^ the lifetime is elided here   ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn get_partition(&self, index: u8) -> anyhow::Result<Partition<'_>> {
[INFO] [stdout]    |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/storage/storage_device.rs:72:26
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn get_partition(&self, index: u8) -> anyhow::Result<Partition> {
[INFO] [stdout]    |                          ^^^^^ the lifetime is elided here   ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn get_partition(&self, index: u8) -> anyhow::Result<Partition<'_>> {
[INFO] [stdout]    |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `alma` (bin "alma") due to 6 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `alma` (bin "alma" test) due to 6 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "dde810b876fa7b0d4e6f662622d73eb014a39240a9dda4eb1e467db123978eed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dde810b876fa7b0d4e6f662622d73eb014a39240a9dda4eb1e467db123978eed", kill_on_drop: false }`
[INFO] [stdout] dde810b876fa7b0d4e6f662622d73eb014a39240a9dda4eb1e467db123978eed
