[INFO] fetching crate bosh 0.0.0...
[INFO] checking bosh-0.0.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate bosh 0.0.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate bosh 0.0.0
[INFO] finished tweaking crates.io crate bosh 0.0.0
[INFO] tweaked toml for crates.io crate bosh 0.0.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate bosh 0.0.0 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]     Updating crates.io index
[INFO] [stderr]      Locking 34 packages to latest compatible versions
[INFO] [stderr]       Adding structopt v0.1.7 (available: v0.3.26)
[INFO] [stderr]       Adding structopt-derive v0.1.6 (available: v0.4.18)
[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: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 8977e8f1f7f5d36ffd68704ce4e530fa68a683e433e59155921206ef10ffbdae
[INFO] running `Command { std: "docker" "start" "-a" "8977e8f1f7f5d36ffd68704ce4e530fa68a683e433e59155921206ef10ffbdae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8977e8f1f7f5d36ffd68704ce4e530fa68a683e433e59155921206ef10ffbdae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8977e8f1f7f5d36ffd68704ce4e530fa68a683e433e59155921206ef10ffbdae", kill_on_drop: false }`
[INFO] [stdout] 8977e8f1f7f5d36ffd68704ce4e530fa68a683e433e59155921206ef10ffbdae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 0dea79d863f8f3c881a73abe394371c93032100b51d6a69efe2a71199ed44b6a
[INFO] running `Command { std: "docker" "start" "-a" "0dea79d863f8f3c881a73abe394371c93032100b51d6a69efe2a71199ed44b6a", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling pest v1.0.6
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking serde_json v1.0.145
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling pest_derive v1.0.8
[INFO] [stderr]    Compiling structopt-derive v0.1.6
[INFO] [stderr]     Checking structopt v0.1.7
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking bosh_compiler v0.0.0
[INFO] [stderr]     Checking bosh v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `bosh` (bin "bosh" test) due to 1 previous error; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let mut f = File::open(opt.input);
[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: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/main.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[derive(StructOpt, Debug)]
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |          |
[INFO] [stdout]    |          `Opt` is not local
[INFO] [stdout]    |          `StructOpt` is not local
[INFO] [stdout]    |          move the `impl` block outside of this constant `_IMPL_STRUCTOPT_FOR_Opt`
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `StructOpt` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `StructOpt` may come from an old version of the `structopt_derive` crate, try updating your dependency with `cargo update -p structopt_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `StructOpt` (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<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[derive(StructOpt, Debug)]
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]    = note: this error originates in the derive macro `StructOpt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/main.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[derive(StructOpt, Debug)]
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |          |
[INFO] [stdout]    |          `Opt` is not local
[INFO] [stdout]    |          move the `impl` block outside of this constant `_IMPL_STRUCTOPT_FOR_Opt`
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `StructOpt` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `StructOpt` may come from an old version of the `structopt_derive` crate, try updating your dependency with `cargo update -p structopt_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: this warning originates in the derive macro `StructOpt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let mut f = File::open(opt.input);
[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: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/main.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[derive(StructOpt, Debug)]
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |          |
[INFO] [stdout]    |          `Opt` is not local
[INFO] [stdout]    |          `StructOpt` is not local
[INFO] [stdout]    |          move the `impl` block outside of this constant `_IMPL_STRUCTOPT_FOR_Opt`
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `StructOpt` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `StructOpt` may come from an old version of the `structopt_derive` crate, try updating your dependency with `cargo update -p structopt_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `StructOpt` (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<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[derive(StructOpt, Debug)]
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]    = note: this error originates in the derive macro `StructOpt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/main.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[derive(StructOpt, Debug)]
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |          |
[INFO] [stdout]    |          `Opt` is not local
[INFO] [stdout]    |          move the `impl` block outside of this constant `_IMPL_STRUCTOPT_FOR_Opt`
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `StructOpt` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `StructOpt` may come from an old version of the `structopt_derive` crate, try updating your dependency with `cargo update -p structopt_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: this warning originates in the derive macro `StructOpt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bosh` (bin "bosh") due to 1 previous error; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "0dea79d863f8f3c881a73abe394371c93032100b51d6a69efe2a71199ed44b6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dea79d863f8f3c881a73abe394371c93032100b51d6a69efe2a71199ed44b6a", kill_on_drop: false }`
[INFO] [stdout] 0dea79d863f8f3c881a73abe394371c93032100b51d6a69efe2a71199ed44b6a