[INFO] cloning repository https://github.com/yamaura/phargs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yamaura/phargs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyamaura%2Fphargs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyamaura%2Fphargs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e0f44c3b7945dc03f6d4779e90b248dd7595b854
[INFO] checking yamaura/phargs 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%2Fyamaura%2Fphargs" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/yamaura/phargs
[INFO] finished tweaking git repo https://github.com/yamaura/phargs
[INFO] tweaked toml for git repo https://github.com/yamaura/phargs written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/yamaura/phargs 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/yamaura/phargs 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] [stderr] warning: /workspace/builds/worker-7-tc2/source/crates/phargs-cli/Cargo.toml: unused manifest key: package.eversion
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] e1779f51f7d6ab7b8819d6c40afbe3c7617cf47c89a26ce6db009bb521ad01ba
[INFO] running `Command { std: "docker" "start" "-a" "e1779f51f7d6ab7b8819d6c40afbe3c7617cf47c89a26ce6db009bb521ad01ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1779f51f7d6ab7b8819d6c40afbe3c7617cf47c89a26ce6db009bb521ad01ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1779f51f7d6ab7b8819d6c40afbe3c7617cf47c89a26ce6db009bb521ad01ba", kill_on_drop: false }`
[INFO] [stdout] e1779f51f7d6ab7b8819d6c40afbe3c7617cf47c89a26ce6db009bb521ad01ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 5034c72649fee135e28d487bf2c8e466d5e76dcd37a222f5fa587037db254037
[INFO] running `Command { std: "docker" "start" "-a" "5034c72649fee135e28d487bf2c8e466d5e76dcd37a222f5fa587037db254037", kill_on_drop: false }`
[INFO] [stderr] warning: /opt/rustwide/workdir/crates/phargs-cli/Cargo.toml: unused manifest key: package.eversion
[INFO] [stderr]     Checking phargs v0.1.0 (/opt/rustwide/workdir/crates/phargs)
[INFO] [stderr]    Compiling syn v2.0.67
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> crates/phargs/src/lib.rs:140:17
[INFO] [stdout]     |
[INFO] [stdout] 140 |     pub fn iter(&self) -> PhCommandIterZero<impl Iterator<Item = &String>> {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                 |         |                                      |
[INFO] [stdout]     |                 |         |                                      the same lifetime is elided here
[INFO] [stdout]     |                 |         the same lifetime is hidden here
[INFO] [stdout]     |                 |         the same lifetime is hidden 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] 140 |     pub fn iter(&self) -> PhCommandIterZero<'_, impl Iterator<Item = &String>> {
[INFO] [stdout]     |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> crates/phargs/src/lib.rs:140:17
[INFO] [stdout]     |
[INFO] [stdout] 140 |     pub fn iter(&self) -> PhCommandIterZero<impl Iterator<Item = &String>> {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                 |         |                                      |
[INFO] [stdout]     |                 |         |                                      the same lifetime is elided here
[INFO] [stdout]     |                 |         the same lifetime is hidden here
[INFO] [stdout]     |                 |         the same lifetime is hidden 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] 140 |     pub fn iter(&self) -> PhCommandIterZero<'_, impl Iterator<Item = &String>> {
[INFO] [stdout]     |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde_derive v1.0.203
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]     Checking argh_shared v0.1.12
[INFO] [stderr]    Compiling argh_derive v0.1.12
[INFO] [stderr]     Checking argh v0.1.12
[INFO] [stderr]     Checking phargs-cli v0.1.0 (/opt/rustwide/workdir/crates/phargs-cli)
[INFO] [stdout] error: this type will no longer be must used: Result<Xargs, Infallible>
[INFO] [stdout]   --> crates/phargs-cli/src/bin/phargs.rs:11:53
[INFO] [stdout]    |
[INFO] [stdout] 11 |       fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _____________________________________________________^
[INFO] [stdout] 12 | |         Ok(Xargs(
[INFO] [stdout] 13 | |             s.split(',').map(|s| s.to_string()).collect::<Vec<_>>(),
[INFO] [stdout] 14 | |         ))
[INFO] [stdout] 15 | |     }
[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<Xargs, Infallible>
[INFO] [stdout]   --> crates/phargs-cli/src/bin/phargs.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | /         Ok(Xargs(
[INFO] [stdout] 13 | |             s.split(',').map(|s| s.to_string()).collect::<Vec<_>>(),
[INFO] [stdout] 14 | |         ))
[INFO] [stdout]    | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `phargs-cli` (bin "phargs" test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<Xargs, Infallible>
[INFO] [stdout]   --> crates/phargs-cli/src/bin/phargs.rs:11:53
[INFO] [stdout]    |
[INFO] [stdout] 11 |       fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _____________________________________________________^
[INFO] [stdout] 12 | |         Ok(Xargs(
[INFO] [stdout] 13 | |             s.split(',').map(|s| s.to_string()).collect::<Vec<_>>(),
[INFO] [stdout] 14 | |         ))
[INFO] [stdout] 15 | |     }
[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<Xargs, Infallible>
[INFO] [stdout]   --> crates/phargs-cli/src/bin/phargs.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | /         Ok(Xargs(
[INFO] [stdout] 13 | |             s.split(',').map(|s| s.to_string()).collect::<Vec<_>>(),
[INFO] [stdout] 14 | |         ))
[INFO] [stdout]    | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `phargs-cli` (bin "phargs") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "5034c72649fee135e28d487bf2c8e466d5e76dcd37a222f5fa587037db254037", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5034c72649fee135e28d487bf2c8e466d5e76dcd37a222f5fa587037db254037", kill_on_drop: false }`
[INFO] [stdout] 5034c72649fee135e28d487bf2c8e466d5e76dcd37a222f5fa587037db254037
