[INFO] fetching crate netidx-bscript 0.28.2...
[INFO] checking netidx-bscript-0.28.2 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate netidx-bscript 0.28.2 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate netidx-bscript 0.28.2
[INFO] finished tweaking crates.io crate netidx-bscript 0.28.2
[INFO] tweaked toml for crates.io crate netidx-bscript 0.28.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate netidx-bscript 0.28.2 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 crates.io crate netidx-bscript 0.28.2 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 382fedccf416243823a66b43b9a3a267709433960812b995687b1491c89bcb73
[INFO] running `Command { std: "docker" "start" "-a" "382fedccf416243823a66b43b9a3a267709433960812b995687b1491c89bcb73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "382fedccf416243823a66b43b9a3a267709433960812b995687b1491c89bcb73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "382fedccf416243823a66b43b9a3a267709433960812b995687b1491c89bcb73", kill_on_drop: false }`
[INFO] [stdout] 382fedccf416243823a66b43b9a3a267709433960812b995687b1491c89bcb73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 44379fdacaf11b52aa63ff1bd9492c0a78d0071f3a9cebd9d30f96d66e828b08
[INFO] running `Command { std: "docker" "start" "-a" "44379fdacaf11b52aa63ff1bd9492c0a78d0071f3a9cebd9d30f96d66e828b08", kill_on_drop: false }`
[INFO] [stderr]    Compiling prettyplease v0.2.35
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[INFO] [stderr]    Compiling libgssapi-sys v0.3.3
[INFO] [stderr]     Checking netidx-core v0.28.2
[INFO] [stderr]     Checking libgssapi v0.9.0
[INFO] [stderr]     Checking cross-krb5 v0.4.2
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[INFO] [stderr]     Checking netidx-netproto v0.28.0
[INFO] [stderr]     Checking tokio-rustls v0.26.2
[INFO] [stderr]     Checking netidx v0.28.2
[INFO] [stderr]     Checking netidx-protocols v0.28.0
[INFO] [stderr]     Checking netidx-bscript v0.28.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, PathBuf>
[INFO] [stdout]    --> src/expr/mod.rs:145:28
[INFO] [stdout]     |
[INFO] [stdout] 145 |                 let base = PathBuf::from_str(s)?;
[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<PathBuf, Infallible>
[INFO] [stdout]    --> src/expr/mod.rs:145:28
[INFO] [stdout]     |
[INFO] [stdout] 145 |                 let base = PathBuf::from_str(s)?;
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/typ/tvar.rs:163:17
[INFO] [stdout]     |
[INFO] [stdout] 163 |     pub fn read(&self) -> RwLockReadGuard<TVarInnerInner> {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[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] 163 |     pub fn read(&self) -> RwLockReadGuard<'_, TVarInnerInner> {
[INFO] [stdout]     |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/typ/tvar.rs:167:18
[INFO] [stdout]     |
[INFO] [stdout] 167 |     pub fn write(&self) -> RwLockWriteGuard<TVarInnerInner> {
[INFO] [stdout]     |                  ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 167 |     pub fn write(&self) -> RwLockWriteGuard<'_, TVarInnerInner> {
[INFO] [stdout]     |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `netidx-bscript` (lib) due to 2 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, PathBuf>
[INFO] [stdout]    --> src/expr/mod.rs:145:28
[INFO] [stdout]     |
[INFO] [stdout] 145 |                 let base = PathBuf::from_str(s)?;
[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<PathBuf, Infallible>
[INFO] [stdout]    --> src/expr/mod.rs:145:28
[INFO] [stdout]     |
[INFO] [stdout] 145 |                 let base = PathBuf::from_str(s)?;
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/typ/tvar.rs:163:17
[INFO] [stdout]     |
[INFO] [stdout] 163 |     pub fn read(&self) -> RwLockReadGuard<TVarInnerInner> {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[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] 163 |     pub fn read(&self) -> RwLockReadGuard<'_, TVarInnerInner> {
[INFO] [stdout]     |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/typ/tvar.rs:167:18
[INFO] [stdout]     |
[INFO] [stdout] 167 |     pub fn write(&self) -> RwLockWriteGuard<TVarInnerInner> {
[INFO] [stdout]     |                  ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 167 |     pub fn write(&self) -> RwLockWriteGuard<'_, TVarInnerInner> {
[INFO] [stdout]     |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `netidx-bscript` (lib test) due to 2 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "44379fdacaf11b52aa63ff1bd9492c0a78d0071f3a9cebd9d30f96d66e828b08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44379fdacaf11b52aa63ff1bd9492c0a78d0071f3a9cebd9d30f96d66e828b08", kill_on_drop: false }`
[INFO] [stdout] 44379fdacaf11b52aa63ff1bd9492c0a78d0071f3a9cebd9d30f96d66e828b08
