[INFO] fetching crate proclet 0.3.0...
[INFO] checking proclet-0.3.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate proclet 0.3.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate proclet 0.3.0
[INFO] finished tweaking crates.io crate proclet 0.3.0
[INFO] tweaked toml for crates.io crate proclet 0.3.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate proclet 0.3.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[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]     Blocking waiting for file lock on package cache
[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] 160c8e07603ec5805e2caffe07d60ba1e4e41077f30cc67c447b5e67abdad51f
[INFO] running `Command { std: "docker" "start" "-a" "160c8e07603ec5805e2caffe07d60ba1e4e41077f30cc67c447b5e67abdad51f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "160c8e07603ec5805e2caffe07d60ba1e4e41077f30cc67c447b5e67abdad51f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "160c8e07603ec5805e2caffe07d60ba1e4e41077f30cc67c447b5e67abdad51f", kill_on_drop: false }`
[INFO] [stdout] 160c8e07603ec5805e2caffe07d60ba1e4e41077f30cc67c447b5e67abdad51f
[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] aa5490f1b35ebd9bcd2a31c96d21ea3d6e27836b29282e464b7dfe842ba70396
[INFO] running `Command { std: "docker" "start" "-a" "aa5490f1b35ebd9bcd2a31c96d21ea3d6e27836b29282e464b7dfe842ba70396", kill_on_drop: false }`
[INFO] [stderr]     Checking proclet v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<u128, Infallible>
[INFO] [stdout]    --> src/literal.rs:127:33
[INFO] [stdout]     |
[INFO] [stdout] 127 | /                                 (value $(as $as)?)
[INFO] [stdout] 128 | |                                     .try_into()
[INFO] [stdout]     | |_______________________________________________^
[INFO] [stdout] ...
[INFO] [stdout] 139 | /             make! {
[INFO] [stdout] 140 | |                 b"u8" => U8: U8Literal,
[INFO] [stdout] 141 | |                 b"u16" => U16: U16Literal,
[INFO] [stdout] 142 | |                 b"u32" => U32: U32Literal,
[INFO] [stdout] ...   |
[INFO] [stdout] 153 | |                 b"f64" => F64: F64Literal: f64,
[INFO] [stdout] 154 | |             }
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]     = note: this error originates in the macro `make` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f32, Infallible>
[INFO] [stdout]    --> src/literal.rs:127:33
[INFO] [stdout]     |
[INFO] [stdout] 127 | /                                 (value $(as $as)?)
[INFO] [stdout] 128 | |                                     .try_into()
[INFO] [stdout]     | |_______________________________________________^
[INFO] [stdout] ...
[INFO] [stdout] 139 | /             make! {
[INFO] [stdout] 140 | |                 b"u8" => U8: U8Literal,
[INFO] [stdout] 141 | |                 b"u16" => U16: U16Literal,
[INFO] [stdout] 142 | |                 b"u32" => U32: U32Literal,
[INFO] [stdout] ...   |
[INFO] [stdout] 153 | |                 b"f64" => F64: F64Literal: f64,
[INFO] [stdout] 154 | |             }
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `make` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f64, Infallible>
[INFO] [stdout]    --> src/literal.rs:127:33
[INFO] [stdout]     |
[INFO] [stdout] 127 | /                                 (value $(as $as)?)
[INFO] [stdout] 128 | |                                     .try_into()
[INFO] [stdout]     | |_______________________________________________^
[INFO] [stdout] ...
[INFO] [stdout] 139 | /             make! {
[INFO] [stdout] 140 | |                 b"u8" => U8: U8Literal,
[INFO] [stdout] 141 | |                 b"u16" => U16: U16Literal,
[INFO] [stdout] 142 | |                 b"u32" => U32: U32Literal,
[INFO] [stdout] ...   |
[INFO] [stdout] 153 | |                 b"f64" => F64: F64Literal: f64,
[INFO] [stdout] 154 | |             }
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `make` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/op.rs:79:19
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn puncts(&self) -> Puncts<S::Punct> {
[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] 79 |     pub fn puncts(&self) -> Puncts<'_, S::Punct> {
[INFO] [stdout]    |                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/op.rs:131:9
[INFO] [stdout]     |
[INFO] [stdout] 131 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] 132 |         parser: &OpParser<S::Punct, impl MatchOpFn>,
[INFO] [stdout] 133 |     ) -> ParseOps<S, Puncts<S::Punct>, impl MatchOpFn> {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^ 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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 133 |     ) -> ParseOps<S, Puncts<'_, S::Punct>, impl MatchOpFn> {
[INFO] [stdout]     |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u128, Infallible>
[INFO] [stdout]    --> src/literal.rs:127:33
[INFO] [stdout]     |
[INFO] [stdout] 127 | /                                 (value $(as $as)?)
[INFO] [stdout] 128 | |                                     .try_into()
[INFO] [stdout]     | |_______________________________________________^
[INFO] [stdout] ...
[INFO] [stdout] 139 | /             make! {
[INFO] [stdout] 140 | |                 b"u8" => U8: U8Literal,
[INFO] [stdout] 141 | |                 b"u16" => U16: U16Literal,
[INFO] [stdout] 142 | |                 b"u32" => U32: U32Literal,
[INFO] [stdout] ...   |
[INFO] [stdout] 153 | |                 b"f64" => F64: F64Literal: f64,
[INFO] [stdout] 154 | |             }
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]     = note: this error originates in the macro `make` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proclet` (lib) due to 3 previous errors; 2 warnings emitted
[INFO] [stdout] error: this type will no longer be must used: Result<f32, Infallible>
[INFO] [stdout]    --> src/literal.rs:127:33
[INFO] [stdout]     |
[INFO] [stdout] 127 | /                                 (value $(as $as)?)
[INFO] [stdout] 128 | |                                     .try_into()
[INFO] [stdout]     | |_______________________________________________^
[INFO] [stdout] ...
[INFO] [stdout] 139 | /             make! {
[INFO] [stdout] 140 | |                 b"u8" => U8: U8Literal,
[INFO] [stdout] 141 | |                 b"u16" => U16: U16Literal,
[INFO] [stdout] 142 | |                 b"u32" => U32: U32Literal,
[INFO] [stdout] ...   |
[INFO] [stdout] 153 | |                 b"f64" => F64: F64Literal: f64,
[INFO] [stdout] 154 | |             }
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `make` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<f64, Infallible>
[INFO] [stdout]    --> src/literal.rs:127:33
[INFO] [stdout]     |
[INFO] [stdout] 127 | /                                 (value $(as $as)?)
[INFO] [stdout] 128 | |                                     .try_into()
[INFO] [stdout]     | |_______________________________________________^
[INFO] [stdout] ...
[INFO] [stdout] 139 | /             make! {
[INFO] [stdout] 140 | |                 b"u8" => U8: U8Literal,
[INFO] [stdout] 141 | |                 b"u16" => U16: U16Literal,
[INFO] [stdout] 142 | |                 b"u32" => U32: U32Literal,
[INFO] [stdout] ...   |
[INFO] [stdout] 153 | |                 b"f64" => F64: F64Literal: f64,
[INFO] [stdout] 154 | |             }
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `make` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/op.rs:79:19
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn puncts(&self) -> Puncts<S::Punct> {
[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] 79 |     pub fn puncts(&self) -> Puncts<'_, S::Punct> {
[INFO] [stdout]    |                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/op.rs:131:9
[INFO] [stdout]     |
[INFO] [stdout] 131 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] 132 |         parser: &OpParser<S::Punct, impl MatchOpFn>,
[INFO] [stdout] 133 |     ) -> ParseOps<S, Puncts<S::Punct>, impl MatchOpFn> {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^ 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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 133 |     ) -> ParseOps<S, Puncts<'_, S::Punct>, impl MatchOpFn> {
[INFO] [stdout]     |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proclet` (lib test) due to 3 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "aa5490f1b35ebd9bcd2a31c96d21ea3d6e27836b29282e464b7dfe842ba70396", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa5490f1b35ebd9bcd2a31c96d21ea3d6e27836b29282e464b7dfe842ba70396", kill_on_drop: false }`
[INFO] [stdout] aa5490f1b35ebd9bcd2a31c96d21ea3d6e27836b29282e464b7dfe842ba70396
