[INFO] cloning repository https://github.com/oeb25/tapi
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/oeb25/tapi" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foeb25%2Ftapi", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foeb25%2Ftapi'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1d9cf3e39fa69ab145132c051d9ea88263cc91cd
[INFO] checking oeb25/tapi against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foeb25%2Ftapi" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/oeb25/tapi on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/oeb25/tapi
[INFO] finished tweaking git repo https://github.com/oeb25/tapi
[INFO] tweaked toml for git repo https://github.com/oeb25/tapi written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/oeb25/tapi 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--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]  Downloading crates ...
[INFO] [stderr]   Downloaded darling_macro v0.20.6
[INFO] [stderr]   Downloaded serde_derive_internals v0.29.0
[INFO] [stderr]   Downloaded tsify v0.4.5
[INFO] [stderr]   Downloaded darling v0.20.6
[INFO] [stderr]   Downloaded tsify-macros v0.4.5
[INFO] [stderr]   Downloaded serde_derive_internals v0.28.0
[INFO] [stderr]   Downloaded darling_core v0.20.6
[INFO] [stderr]   Downloaded insta v1.35.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f75330e292e5535363d7d1835d96a832e5796abf12481fbc1eb55823f766dd47
[INFO] running `Command { std: "docker" "start" "-a" "f75330e292e5535363d7d1835d96a832e5796abf12481fbc1eb55823f766dd47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f75330e292e5535363d7d1835d96a832e5796abf12481fbc1eb55823f766dd47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f75330e292e5535363d7d1835d96a832e5796abf12481fbc1eb55823f766dd47", kill_on_drop: false }`
[INFO] [stdout] f75330e292e5535363d7d1835d96a832e5796abf12481fbc1eb55823f766dd47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e89a791a48859f5a4aaab0aa01346d360a89b62077c0e0081f8860dba15a8d2
[INFO] running `Command { std: "docker" "start" "-a" "1e89a791a48859f5a4aaab0aa01346d360a89b62077c0e0081f8860dba15a8d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.91
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling bumpalo v3.15.0
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]    Compiling prettyplease v0.2.16
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling wasm-bindgen v0.2.91
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking ident_case v1.0.1
[INFO] [stderr]     Checking heck v0.4.1
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]    Compiling eyre v0.6.12
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[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking dyn-clone v1.0.16
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking similar v2.4.0
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]     Checking pretty_assertions v1.4.0
[INFO] [stderr]     Checking object v0.32.2
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[INFO] [stderr]    Compiling syn v2.0.50
[INFO] [stderr]     Checking insta v1.35.1
[INFO] [stderr]    Compiling cc v1.0.83
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[INFO] [stderr]     Checking addr2line v0.21.0
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[INFO] [stderr]     Checking serde_derive_internals v0.29.0
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[INFO] [stderr]     Checking color-eyre v0.6.2
[INFO] [stderr]    Compiling serde_derive v1.0.197
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[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.91
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.91
[INFO] [stderr]    Compiling darling_macro v0.20.6
[INFO] [stderr]    Compiling darling v0.20.6
[INFO] [stderr]     Checking js-sys v0.3.68
[INFO] [stderr]    Compiling tapi-macro v0.1.0 (/opt/rustwide/workdir/crates/tapi-macro)
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking web-sys v0.3.68
[INFO] [stderr]     Checking gloo-utils v0.1.7
[INFO] [stderr]     Checking tsify v0.4.5
[INFO] [stderr]     Checking tapi v0.1.0 (/opt/rustwide/workdir/crates/tapi)
[INFO] [stdout] warning: fields `a` and `b` are never read
[INFO] [stdout]   --> crates/tapi/src/tests.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     struct A {
[INFO] [stdout]    |            - fields in this struct
[INFO] [stdout] 14 |         a: i32,
[INFO] [stdout]    |         ^
[INFO] [stdout] 15 |         b: String,
[INFO] [stdout]    |         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `x` is never read
[INFO] [stdout]   --> crates/tapi/src/tests.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 54 |     struct A {
[INFO] [stdout]    |            - field in this struct
[INFO] [stdout] 55 |         x: Vec<i32>,
[INFO] [stdout]    |         ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> crates/tapi/src/tests.rs:69:14
[INFO] [stdout]    |
[INFO] [stdout] 69 |     struct A(String);
[INFO] [stdout]    |            - ^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 69 |     struct A(());
[INFO] [stdout]    |              ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0`, `1`, and `2` are never read
[INFO] [stdout]   --> crates/tapi/src/tests.rs:79:14
[INFO] [stdout]    |
[INFO] [stdout] 79 |     struct A(String, i32, Vec<A>);
[INFO] [stdout]    |            - ^^^^^^  ^^^  ^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            fields in this struct
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 79 |     struct A((), (), ());
[INFO] [stdout]    |              ~~  ~~  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `x` and `y` are never read
[INFO] [stdout]   --> crates/tapi/src/tests.rs:93:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |     struct A {
[INFO] [stdout]    |            - fields in this struct
[INFO] [stdout] 92 |         #[serde(skip)]
[INFO] [stdout] 93 |         x: Vec<i32>,
[INFO] [stdout]    |         ^
[INFO] [stdout] 94 |         y: String,
[INFO] [stdout]    |         ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `X`, `Y`, and `Z` are never constructed
[INFO] [stdout]    --> crates/tapi/src/tests.rs:110:9
[INFO] [stdout]     |
[INFO] [stdout] 109 |     enum A {
[INFO] [stdout]     |          - variants in this enum
[INFO] [stdout] 110 |         X,
[INFO] [stdout]     |         ^
[INFO] [stdout] 111 |         Y,
[INFO] [stdout]     |         ^
[INFO] [stdout] 112 |         Z,
[INFO] [stdout]     |         ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Y` and `Z` are never constructed
[INFO] [stdout]    --> crates/tapi/src/tests.rs:132:9
[INFO] [stdout]     |
[INFO] [stdout] 130 |     enum A {
[INFO] [stdout]     |          - variants in this enum
[INFO] [stdout] 131 |         X,
[INFO] [stdout] 132 |         Y,
[INFO] [stdout]     |         ^
[INFO] [stdout] 133 |         Z,
[INFO] [stdout]     |         ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Y`, `Z`, and `W` are never constructed
[INFO] [stdout]    --> crates/tapi/src/tests.rs:341:9
[INFO] [stdout]     |
[INFO] [stdout] 339 |     enum A {
[INFO] [stdout]     |          - variants in this enum
[INFO] [stdout] 340 |         X(String),
[INFO] [stdout] 341 |         Y { thingy: String, other: Vec<A> },
[INFO] [stdout]     |         ^
[INFO] [stdout] 342 |         Z,
[INFO] [stdout]     |         ^
[INFO] [stdout] 343 |         W(i32, i32),
[INFO] [stdout]     |         ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `X`, `Y`, and `Z` are never constructed
[INFO] [stdout]    --> crates/tapi/src/tests.rs:359:9
[INFO] [stdout]     |
[INFO] [stdout] 358 |     enum A {
[INFO] [stdout]     |          - variants in this enum
[INFO] [stdout] 359 |         X { wow: String },
[INFO] [stdout]     |         ^
[INFO] [stdout] 360 |         Y { thingy: String, other: Vec<A> },
[INFO] [stdout]     |         ^
[INFO] [stdout] 361 |         Z,
[INFO] [stdout]     |         ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `X`, `Y`, `Z`, and `W` are never constructed
[INFO] [stdout]    --> crates/tapi/src/tests.rs:373:9
[INFO] [stdout]     |
[INFO] [stdout] 372 |     enum A {
[INFO] [stdout]     |          - variants in this enum
[INFO] [stdout] 373 |         X(String),
[INFO] [stdout]     |         ^
[INFO] [stdout] 374 |         Y { thingy: String, other: Vec<A> },
[INFO] [stdout]     |         ^
[INFO] [stdout] 375 |         Z,
[INFO] [stdout]     |         ^
[INFO] [stdout] 376 |         W(i32, i32),
[INFO] [stdout]     |         ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.12s
[INFO] running `Command { std: "docker" "inspect" "1e89a791a48859f5a4aaab0aa01346d360a89b62077c0e0081f8860dba15a8d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e89a791a48859f5a4aaab0aa01346d360a89b62077c0e0081f8860dba15a8d2", kill_on_drop: false }`
[INFO] [stdout] 1e89a791a48859f5a4aaab0aa01346d360a89b62077c0e0081f8860dba15a8d2