[INFO] cloning repository https://github.com/mrkline/modman
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mrkline/modman" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrkline%2Fmodman", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrkline%2Fmodman'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 28fc57e0d18689b3eb4b0fbebeea86a39ecb31fb
[INFO] checking mrkline/modman 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%2Fmrkline%2Fmodman" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mrkline/modman
[INFO] finished tweaking git repo https://github.com/mrkline/modman
[INFO] tweaked toml for git repo https://github.com/mrkline/modman written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mrkline/modman 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/mrkline/modman 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 82b63d240a94d3fb27daa0446b42348f112b0ae5f2ca00f8f24b3014e4394351
[INFO] running `Command { std: "docker" "start" "-a" "82b63d240a94d3fb27daa0446b42348f112b0ae5f2ca00f8f24b3014e4394351", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82b63d240a94d3fb27daa0446b42348f112b0ae5f2ca00f8f24b3014e4394351", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82b63d240a94d3fb27daa0446b42348f112b0ae5f2ca00f8f24b3014e4394351", kill_on_drop: false }`
[INFO] [stdout] 82b63d240a94d3fb27daa0446b42348f112b0ae5f2ca00f8f24b3014e4394351
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 50608e61dc257ed41689007af7bee179aa431382c3f5300ae54cb3a5a279f32d
[INFO] running `Command { std: "docker" "start" "-a" "50608e61dc257ed41689007af7bee179aa431382c3f5300ae54cb3a5a279f32d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.20
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling syn v1.0.40
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]     Checking num-traits v0.2.12
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling rayon-core v1.8.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking num-integer v0.1.43
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking miniz_oxide v0.4.1
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling rayon v1.4.0
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]     Checking unchecked-index v0.2.2
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking thread_local v0.3.4
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking twoway v0.2.1
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking flate2 v1.0.17
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking either v1.6.0
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking sha2 v0.9.1
[INFO] [stderr]     Checking stderrlog v0.4.3
[INFO] [stderr]     Checking owning_ref v0.4.1
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling structopt-derive v0.4.10
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]    Compiling codepage-437 v0.1.0
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking structopt v0.3.17
[INFO] [stderr]     Checking piz v0.3.0
[INFO] [stderr]     Checking modman v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Meta` is never constructed
[INFO] [stdout]   --> src/profile.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub struct Meta {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ProfileFileData` is never constructed
[INFO] [stdout]   --> src/profile.rs:74:12
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub struct ProfileFileData {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::path::PathBuf, Infallible>
[INFO] [stdout]   --> src/main.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | /     /// Do everything with <DIR> as the working directory.
[INFO] [stdout] 32 | |     #[structopt(short = "C", long, name = "DIR")]
[INFO] [stdout] 33 | |     directory: 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: std::result::Result<std::path::PathBuf, Infallible>
[INFO] [stdout]   --> src/add.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | /     #[structopt(name = "MOD", required(true))]
[INFO] [stdout] 33 | |     mod_names: Vec<PathBuf>,
[INFO] [stdout]    | |___________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::path::PathBuf, Infallible>
[INFO] [stdout]   --> src/init.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | /     /// The root directory where mod files will be installed
[INFO] [stdout] 16 | |     #[structopt(long)]
[INFO] [stdout] 17 | |     root: PathBuf,
[INFO] [stdout]    | |_________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::path::PathBuf, Infallible>
[INFO] [stdout]   --> src/remove.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | /     #[structopt(name = "MOD", required(true))]
[INFO] [stdout] 23 | |     mod_names: Vec<PathBuf>,
[INFO] [stdout]    | |___________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/zip_mod.rs:121:20
[INFO] [stdout]     |
[INFO] [stdout] 121 |     fn zip_archive(&self) -> &piz::ZipArchive {
[INFO] [stdout]     |                    ^^^^^     ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                    |         ||
[INFO] [stdout]     |                    |         |the same lifetime is hidden here
[INFO] [stdout]     |                    |         the same lifetime is elided here
[INFO] [stdout]     |                    the lifetime is elided 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] 121 |     fn zip_archive(&self) -> &piz::ZipArchive<'_> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `modman` (bin "modman") due to 4 previous errors; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: struct `Meta` is never constructed
[INFO] [stdout]   --> src/profile.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub struct Meta {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ProfileFileData` is never constructed
[INFO] [stdout]   --> src/profile.rs:74:12
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub struct ProfileFileData {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::path::PathBuf, Infallible>
[INFO] [stdout]   --> src/main.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | /     /// Do everything with <DIR> as the working directory.
[INFO] [stdout] 32 | |     #[structopt(short = "C", long, name = "DIR")]
[INFO] [stdout] 33 | |     directory: 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: std::result::Result<std::path::PathBuf, Infallible>
[INFO] [stdout]   --> src/add.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | /     #[structopt(name = "MOD", required(true))]
[INFO] [stdout] 33 | |     mod_names: Vec<PathBuf>,
[INFO] [stdout]    | |___________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::path::PathBuf, Infallible>
[INFO] [stdout]   --> src/init.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | /     /// The root directory where mod files will be installed
[INFO] [stdout] 16 | |     #[structopt(long)]
[INFO] [stdout] 17 | |     root: PathBuf,
[INFO] [stdout]    | |_________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::path::PathBuf, Infallible>
[INFO] [stdout]   --> src/remove.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | /     #[structopt(name = "MOD", required(true))]
[INFO] [stdout] 23 | |     mod_names: Vec<PathBuf>,
[INFO] [stdout]    | |___________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/zip_mod.rs:121:20
[INFO] [stdout]     |
[INFO] [stdout] 121 |     fn zip_archive(&self) -> &piz::ZipArchive {
[INFO] [stdout]     |                    ^^^^^     ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                    |         ||
[INFO] [stdout]     |                    |         |the same lifetime is hidden here
[INFO] [stdout]     |                    |         the same lifetime is elided here
[INFO] [stdout]     |                    the lifetime is elided 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] 121 |     fn zip_archive(&self) -> &piz::ZipArchive<'_> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `modman` (bin "modman" test) due to 4 previous errors; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "50608e61dc257ed41689007af7bee179aa431382c3f5300ae54cb3a5a279f32d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50608e61dc257ed41689007af7bee179aa431382c3f5300ae54cb3a5a279f32d", kill_on_drop: false }`
[INFO] [stdout] 50608e61dc257ed41689007af7bee179aa431382c3f5300ae54cb3a5a279f32d
