[INFO] fetching crate inside-baseball 0.1.0...
[INFO] checking inside-baseball-0.1.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate inside-baseball 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate inside-baseball 0.1.0
[INFO] finished tweaking crates.io crate inside-baseball 0.1.0
[INFO] tweaked toml for crates.io crate inside-baseball 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate inside-baseball 0.1.0 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] crate crates.io crate inside-baseball 0.1.0 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] d8023200d174edb3c70b4f3fcd77efbd8cc5eee19ec72454d43242eab9964d18
[INFO] running `Command { std: "docker" "start" "-a" "d8023200d174edb3c70b4f3fcd77efbd8cc5eee19ec72454d43242eab9964d18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8023200d174edb3c70b4f3fcd77efbd8cc5eee19ec72454d43242eab9964d18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8023200d174edb3c70b4f3fcd77efbd8cc5eee19ec72454d43242eab9964d18", kill_on_drop: false }`
[INFO] [stdout] d8023200d174edb3c70b4f3fcd77efbd8cc5eee19ec72454d43242eab9964d18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] a6bd75abb2da21b0c5aed0bec455ed559952f5fd472f3ef351193879c00edb8a
[INFO] running `Command { std: "docker" "start" "-a" "a6bd75abb2da21b0c5aed0bec455ed559952f5fd472f3ef351193879c00edb8a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]     Checking once_cell v1.14.0
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking os_str_bytes v6.3.0
[INFO] [stderr]     Checking smallvec v1.9.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking tracing-core v0.1.29
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]     Checking byteordered v0.6.0
[INFO] [stderr]     Checking tracing-subscriber v0.3.15
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking tracing-tree v0.2.1
[INFO] [stderr]    Compiling clap_derive v3.2.18
[INFO] [stderr]    Compiling tracing-attributes v0.1.22
[INFO] [stderr]     Checking tracing v0.1.36
[INFO] [stderr]     Checking clap v3.2.20
[INFO] [stderr]     Checking inside-baseball v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/script/control.rs:460:9
[INFO] [stdout]     |
[INFO] [stdout] 460 |     let mut if_ = match &mut controls[if_index].control {
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `While` is never constructed
[INFO] [stdout]   --> src/script/control.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub struct While {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, usize>
[INFO] [stdout]    --> src/extract.rs:393:21
[INFO] [stdout]     |
[INFO] [stdout] 393 |         let start = (offset - 8).try_into()?; // relative to block including type/len
[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<usize, Infallible>
[INFO] [stdout]    --> src/extract.rs:393:21
[INFO] [stdout]     |
[INFO] [stdout] 393 |         let start = (offset - 8).try_into()?; // relative to block including type/len
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, usize>
[INFO] [stdout]    --> src/extract.rs:397:24
[INFO] [stdout]     |
[INFO] [stdout] 397 |             Some(o) => (o - 8).try_into()?,
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/extract.rs:397:24
[INFO] [stdout]     |
[INFO] [stdout] 397 |             Some(o) => (o - 8).try_into()?,
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/script/ast.rs:164:16
[INFO] [stdout]     |
[INFO] [stdout] 164 |     pub fn pop(&mut self) -> Option<Stmt> {
[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] 164 |     pub fn pop(&mut self) -> Option<Stmt<'_>> {
[INFO] [stdout]     |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<isize, Infallible>
[INFO] [stdout]   --> src/script/ins.rs:88:61
[INFO] [stdout]    |
[INFO] [stdout] 88 |                     (isize::try_from(offset).unwrap() + 3 + isize::try_from(rel).unwrap())
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/script/control.rs:460:9
[INFO] [stdout]     |
[INFO] [stdout] 460 |     let mut if_ = match &mut controls[if_index].control {
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `inside-baseball` (lib) due to 5 previous errors; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: struct `While` is never constructed
[INFO] [stdout]   --> src/script/control.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub struct While {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, usize>
[INFO] [stdout]    --> src/extract.rs:393:21
[INFO] [stdout]     |
[INFO] [stdout] 393 |         let start = (offset - 8).try_into()?; // relative to block including type/len
[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<usize, Infallible>
[INFO] [stdout]    --> src/extract.rs:393:21
[INFO] [stdout]     |
[INFO] [stdout] 393 |         let start = (offset - 8).try_into()?; // relative to block including type/len
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, usize>
[INFO] [stdout]    --> src/extract.rs:397:24
[INFO] [stdout]     |
[INFO] [stdout] 397 |             Some(o) => (o - 8).try_into()?,
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/extract.rs:397:24
[INFO] [stdout]     |
[INFO] [stdout] 397 |             Some(o) => (o - 8).try_into()?,
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/script/ast.rs:164:16
[INFO] [stdout]     |
[INFO] [stdout] 164 |     pub fn pop(&mut self) -> Option<Stmt> {
[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] 164 |     pub fn pop(&mut self) -> Option<Stmt<'_>> {
[INFO] [stdout]     |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<isize, Infallible>
[INFO] [stdout]   --> src/script/ins.rs:88:61
[INFO] [stdout]    |
[INFO] [stdout] 88 |                     (isize::try_from(offset).unwrap() + 3 + isize::try_from(rel).unwrap())
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `inside-baseball` (lib test) due to 5 previous errors; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "a6bd75abb2da21b0c5aed0bec455ed559952f5fd472f3ef351193879c00edb8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6bd75abb2da21b0c5aed0bec455ed559952f5fd472f3ef351193879c00edb8a", kill_on_drop: false }`
[INFO] [stdout] a6bd75abb2da21b0c5aed0bec455ed559952f5fd472f3ef351193879c00edb8a
