[INFO] fetching crate fuzzcheck_serde_json_generator 0.1.1...
[INFO] checking fuzzcheck_serde_json_generator-0.1.1 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate fuzzcheck_serde_json_generator 0.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate fuzzcheck_serde_json_generator 0.1.1 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fuzzcheck_serde_json_generator 0.1.1
[INFO] finished tweaking crates.io crate fuzzcheck_serde_json_generator 0.1.1
[INFO] tweaked toml for crates.io crate fuzzcheck_serde_json_generator 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 43 packages to latest compatible versions
[INFO] [stderr]       Adding ahash v0.7.8 (latest: v0.8.11)
[INFO] [stderr]       Adding fastrand v1.9.0 (latest: v2.1.0)
[INFO] [stderr]       Adding nu-ansi-term v0.39.0 (latest: v0.50.0)
[INFO] [stderr]       Adding object v0.27.1 (latest: v0.35.0)
[INFO] [stderr]       Adding regex-syntax v0.6.29 (latest: v0.8.3)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.60)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fuzzcheck_mutators_derive v0.12.0
[INFO] [stderr]   Downloaded fuzzcheck_common v0.12.0
[INFO] [stderr]   Downloaded nu-ansi-term v0.39.0
[INFO] [stderr]   Downloaded fuzzcheck v0.12.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6c828efb273958f05e807ec3a157d5754faf61c4dd7a40dce90130b70271c788
[INFO] running `Command { std: "docker" "start" "-a" "6c828efb273958f05e807ec3a157d5754faf61c4dd7a40dce90130b70271c788", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c828efb273958f05e807ec3a157d5754faf61c4dd7a40dce90130b70271c788", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c828efb273958f05e807ec3a157d5754faf61c4dd7a40dce90130b70271c788", kill_on_drop: false }`
[INFO] [stdout] 6c828efb273958f05e807ec3a157d5754faf61c4dd7a40dce90130b70271c788
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e59b94913f54bf8861ac4c25892a751e99c55880f6f14e5f30b8705a3153ed1
[INFO] running `Command { std: "docker" "start" "-a" "5e59b94913f54bf8861ac4c25892a751e99c55880f6f14e5f30b8705a3153ed1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.81
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling cc v1.0.96
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]    Compiling serde v1.0.200
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling serde_json v1.0.116
[INFO] [stderr]     Checking unicode-width v0.1.12
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking nu-ansi-term v0.39.0
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]     Checking fuzzcheck_common v0.12.0
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(no_coverage)]
[INFO] [stdout]   |            ^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: renamed to `coverage_attribute`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: attributes on expressions are experimental
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:193:13
[INFO] [stdout]     |
[INFO] [stdout] 193 |             #[no_coverage]
[INFO] [stdout]     |             ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #15701 <https://github.com/rust-lang/rust/issues/15701> for more information
[INFO] [stdout]     = help: add `#![feature(stmt_expr_attributes)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-04-23; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: attributes on expressions are experimental
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:211:17
[INFO] [stdout]     |
[INFO] [stdout] 211 |                 #[no_coverage]
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #15701 <https://github.com/rust-lang/rust/issues/15701> for more information
[INFO] [stdout]     = help: add `#![feature(stmt_expr_attributes)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-04-23; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: attributes on expressions are experimental
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:215:17
[INFO] [stdout]     |
[INFO] [stdout] 215 |                 #[no_coverage]
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #15701 <https://github.com/rust-lang/rust/issues/15701> for more information
[INFO] [stdout]     = help: add `#![feature(stmt_expr_attributes)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-04-23; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: attributes on expressions are experimental
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:222:13
[INFO] [stdout]     |
[INFO] [stdout] 222 |             #[no_coverage]
[INFO] [stdout]     |             ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #15701 <https://github.com/rust-lang/rust/issues/15701> for more information
[INFO] [stdout]     = help: add `#![feature(stmt_expr_attributes)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-04-23; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: attributes on expressions are experimental
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:233:13
[INFO] [stdout]     |
[INFO] [stdout] 233 |             #[no_coverage]
[INFO] [stdout]     |             ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #15701 <https://github.com/rust-lang/rust/issues/15701> for more information
[INFO] [stdout]     = help: add `#![feature(stmt_expr_attributes)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-04-23; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: attributes on expressions are experimental
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:244:13
[INFO] [stdout]     |
[INFO] [stdout] 244 |             #[no_coverage]
[INFO] [stdout]     |             ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #15701 <https://github.com/rust-lang/rust/issues/15701> for more information
[INFO] [stdout]     = help: add `#![feature(stmt_expr_attributes)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-04-23; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: attributes on expressions are experimental
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:255:13
[INFO] [stdout]     |
[INFO] [stdout] 255 |             #[no_coverage]
[INFO] [stdout]     |             ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #15701 <https://github.com/rust-lang/rust/issues/15701> for more information
[INFO] [stdout]     = help: add `#![feature(stmt_expr_attributes)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-04-23; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: attributes on expressions are experimental
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:266:13
[INFO] [stdout]     |
[INFO] [stdout] 266 |             #[no_coverage]
[INFO] [stdout]     |             ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #15701 <https://github.com/rust-lang/rust/issues/15701> for more information
[INFO] [stdout]     = help: add `#![feature(stmt_expr_attributes)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-04-23; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: attributes on expressions are experimental
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:276:21
[INFO] [stdout]     |
[INFO] [stdout] 276 |                     #[no_coverage]
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #15701 <https://github.com/rust-lang/rust/issues/15701> for more information
[INFO] [stdout]     = help: add `#![feature(stmt_expr_attributes)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-04-23; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: attributes on expressions are experimental
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:288:21
[INFO] [stdout]     |
[INFO] [stdout] 288 |                     #[no_coverage]
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #15701 <https://github.com/rust-lang/rust/issues/15701> for more information
[INFO] [stdout]     = help: add `#![feature(stmt_expr_attributes)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-04-23; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: attributes on expressions are experimental
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:305:21
[INFO] [stdout]     |
[INFO] [stdout] 305 |                     #[no_coverage]
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #15701 <https://github.com/rust-lang/rust/issues/15701> for more information
[INFO] [stdout]     = help: add `#![feature(stmt_expr_attributes)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-04-23; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: attributes on expressions are experimental
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:314:17
[INFO] [stdout]     |
[INFO] [stdout] 314 |                 #[no_coverage]
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #15701 <https://github.com/rust-lang/rust/issues/15701> for more information
[INFO] [stdout]     = help: add `#![feature(stmt_expr_attributes)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-04-23; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:35:7
[INFO] [stdout]    |
[INFO] [stdout] 35 |     #[no_coverage]
[INFO] [stdout]    |       ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:87:3
[INFO] [stdout]    |
[INFO] [stdout] 87 | #[no_coverage]
[INFO] [stdout]    |   ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:180:7
[INFO] [stdout]     |
[INFO] [stdout] 180 |     #[no_coverage]
[INFO] [stdout]     |       ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:193:15
[INFO] [stdout]     |
[INFO] [stdout] 193 |             #[no_coverage]
[INFO] [stdout]     |               ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:211:19
[INFO] [stdout]     |
[INFO] [stdout] 211 |                 #[no_coverage]
[INFO] [stdout]     |                   ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:215:19
[INFO] [stdout]     |
[INFO] [stdout] 215 |                 #[no_coverage]
[INFO] [stdout]     |                   ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:222:15
[INFO] [stdout]     |
[INFO] [stdout] 222 |             #[no_coverage]
[INFO] [stdout]     |               ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:233:15
[INFO] [stdout]     |
[INFO] [stdout] 233 |             #[no_coverage]
[INFO] [stdout]     |               ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:244:15
[INFO] [stdout]     |
[INFO] [stdout] 244 |             #[no_coverage]
[INFO] [stdout]     |               ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:255:15
[INFO] [stdout]     |
[INFO] [stdout] 255 |             #[no_coverage]
[INFO] [stdout]     |               ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:266:15
[INFO] [stdout]     |
[INFO] [stdout] 266 |             #[no_coverage]
[INFO] [stdout]     |               ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:276:23
[INFO] [stdout]     |
[INFO] [stdout] 276 |                     #[no_coverage]
[INFO] [stdout]     |                       ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:288:23
[INFO] [stdout]     |
[INFO] [stdout] 288 |                     #[no_coverage]
[INFO] [stdout]     |                       ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:305:23
[INFO] [stdout]     |
[INFO] [stdout] 305 |                     #[no_coverage]
[INFO] [stdout]     |                       ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:314:19
[INFO] [stdout]     |
[INFO] [stdout] 314 |                 #[no_coverage]
[INFO] [stdout]     |                   ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:344:3
[INFO] [stdout]     |
[INFO] [stdout] 344 | #[no_coverage]
[INFO] [stdout]     |   ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:411:7
[INFO] [stdout]     |
[INFO] [stdout] 411 |     #[no_coverage]
[INFO] [stdout]     |       ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:417:7
[INFO] [stdout]     |
[INFO] [stdout] 417 |     #[no_coverage]
[INFO] [stdout]     |       ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:450:7
[INFO] [stdout]     |
[INFO] [stdout] 450 |     #[no_coverage]
[INFO] [stdout]     |       ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 32 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0557, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fuzzcheck_common` (lib) due to 33 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "5e59b94913f54bf8861ac4c25892a751e99c55880f6f14e5f30b8705a3153ed1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e59b94913f54bf8861ac4c25892a751e99c55880f6f14e5f30b8705a3153ed1", kill_on_drop: false }`
[INFO] [stdout] 5e59b94913f54bf8861ac4c25892a751e99c55880f6f14e5f30b8705a3153ed1
[INFO] checking fuzzcheck_serde_json_generator-0.1.1 against try#9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 for pr-124157
[INFO] extracting crate fuzzcheck_serde_json_generator 0.1.1 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate fuzzcheck_serde_json_generator 0.1.1 on toolchain 9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fuzzcheck_serde_json_generator 0.1.1
[INFO] finished tweaking crates.io crate fuzzcheck_serde_json_generator 0.1.1
[INFO] tweaked toml for crates.io crate fuzzcheck_serde_json_generator 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 43 packages to latest compatible versions
[INFO] [stderr]       Adding ahash v0.7.8 (latest: v0.8.11)
[INFO] [stderr]       Adding fastrand v1.9.0 (latest: v2.1.0)
[INFO] [stderr]       Adding nu-ansi-term v0.39.0 (latest: v0.50.0)
[INFO] [stderr]       Adding object v0.27.1 (latest: v0.35.0)
[INFO] [stderr]       Adding regex-syntax v0.6.29 (latest: v0.8.3)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.60)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2aa6c192b16179ccc37fcfc5afcf9d579db657649f1754dcc547b02cb8474e3c
[INFO] running `Command { std: "docker" "start" "-a" "2aa6c192b16179ccc37fcfc5afcf9d579db657649f1754dcc547b02cb8474e3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2aa6c192b16179ccc37fcfc5afcf9d579db657649f1754dcc547b02cb8474e3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2aa6c192b16179ccc37fcfc5afcf9d579db657649f1754dcc547b02cb8474e3c", kill_on_drop: false }`
[INFO] [stdout] 2aa6c192b16179ccc37fcfc5afcf9d579db657649f1754dcc547b02cb8474e3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 460c63d96665f87d05d8d6c684cc1392b4f5030b0b21c8508744a46516082f1e
[INFO] running `Command { std: "docker" "start" "-a" "460c63d96665f87d05d8d6c684cc1392b4f5030b0b21c8508744a46516082f1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.81
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling cc v1.0.96
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]    Compiling serde v1.0.200
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]     Checking unicode-width v0.1.12
[INFO] [stderr]    Compiling serde_json v1.0.116
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking fuzzcheck_common v0.12.0
[INFO] [stderr]     Checking nu-ansi-term v0.39.0
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(no_coverage)]
[INFO] [stdout]   |            ^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: renamed to `coverage_attribute`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: attributes on expressions are experimental
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:193:13
[INFO] [stdout]     |
[INFO] [stdout] 193 |             #[no_coverage]
[INFO] [stdout]     |             ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #15701 <https://github.com/rust-lang/rust/issues/15701> for more information
[INFO] [stdout]     = help: add `#![feature(stmt_expr_attributes)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-04-23; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: attributes on expressions are experimental
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:211:17
[INFO] [stdout]     |
[INFO] [stdout] 211 |                 #[no_coverage]
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #15701 <https://github.com/rust-lang/rust/issues/15701> for more information
[INFO] [stdout]     = help: add `#![feature(stmt_expr_attributes)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-04-23; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: attributes on expressions are experimental
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:215:17
[INFO] [stdout]     |
[INFO] [stdout] 215 |                 #[no_coverage]
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #15701 <https://github.com/rust-lang/rust/issues/15701> for more information
[INFO] [stdout]     = help: add `#![feature(stmt_expr_attributes)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-04-23; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: attributes on expressions are experimental
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:222:13
[INFO] [stdout]     |
[INFO] [stdout] 222 |             #[no_coverage]
[INFO] [stdout]     |             ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #15701 <https://github.com/rust-lang/rust/issues/15701> for more information
[INFO] [stdout]     = help: add `#![feature(stmt_expr_attributes)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-04-23; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: attributes on expressions are experimental
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:233:13
[INFO] [stdout]     |
[INFO] [stdout] 233 |             #[no_coverage]
[INFO] [stdout]     |             ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #15701 <https://github.com/rust-lang/rust/issues/15701> for more information
[INFO] [stdout]     = help: add `#![feature(stmt_expr_attributes)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-04-23; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: attributes on expressions are experimental
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:244:13
[INFO] [stdout]     |
[INFO] [stdout] 244 |             #[no_coverage]
[INFO] [stdout]     |             ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #15701 <https://github.com/rust-lang/rust/issues/15701> for more information
[INFO] [stdout]     = help: add `#![feature(stmt_expr_attributes)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-04-23; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: attributes on expressions are experimental
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:255:13
[INFO] [stdout]     |
[INFO] [stdout] 255 |             #[no_coverage]
[INFO] [stdout]     |             ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #15701 <https://github.com/rust-lang/rust/issues/15701> for more information
[INFO] [stdout]     = help: add `#![feature(stmt_expr_attributes)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-04-23; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: attributes on expressions are experimental
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:266:13
[INFO] [stdout]     |
[INFO] [stdout] 266 |             #[no_coverage]
[INFO] [stdout]     |             ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #15701 <https://github.com/rust-lang/rust/issues/15701> for more information
[INFO] [stdout]     = help: add `#![feature(stmt_expr_attributes)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-04-23; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: attributes on expressions are experimental
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:276:21
[INFO] [stdout]     |
[INFO] [stdout] 276 |                     #[no_coverage]
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #15701 <https://github.com/rust-lang/rust/issues/15701> for more information
[INFO] [stdout]     = help: add `#![feature(stmt_expr_attributes)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-04-23; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: attributes on expressions are experimental
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:288:21
[INFO] [stdout]     |
[INFO] [stdout] 288 |                     #[no_coverage]
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #15701 <https://github.com/rust-lang/rust/issues/15701> for more information
[INFO] [stdout]     = help: add `#![feature(stmt_expr_attributes)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-04-23; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: attributes on expressions are experimental
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:305:21
[INFO] [stdout]     |
[INFO] [stdout] 305 |                     #[no_coverage]
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #15701 <https://github.com/rust-lang/rust/issues/15701> for more information
[INFO] [stdout]     = help: add `#![feature(stmt_expr_attributes)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-04-23; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: attributes on expressions are experimental
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:314:17
[INFO] [stdout]     |
[INFO] [stdout] 314 |                 #[no_coverage]
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #15701 <https://github.com/rust-lang/rust/issues/15701> for more information
[INFO] [stdout]     = help: add `#![feature(stmt_expr_attributes)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-04-23; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:35:7
[INFO] [stdout]    |
[INFO] [stdout] 35 |     #[no_coverage]
[INFO] [stdout]    |       ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:87:3
[INFO] [stdout]    |
[INFO] [stdout] 87 | #[no_coverage]
[INFO] [stdout]    |   ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:180:7
[INFO] [stdout]     |
[INFO] [stdout] 180 |     #[no_coverage]
[INFO] [stdout]     |       ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:193:15
[INFO] [stdout]     |
[INFO] [stdout] 193 |             #[no_coverage]
[INFO] [stdout]     |               ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:211:19
[INFO] [stdout]     |
[INFO] [stdout] 211 |                 #[no_coverage]
[INFO] [stdout]     |                   ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:215:19
[INFO] [stdout]     |
[INFO] [stdout] 215 |                 #[no_coverage]
[INFO] [stdout]     |                   ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:222:15
[INFO] [stdout]     |
[INFO] [stdout] 222 |             #[no_coverage]
[INFO] [stdout]     |               ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:233:15
[INFO] [stdout]     |
[INFO] [stdout] 233 |             #[no_coverage]
[INFO] [stdout]     |               ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:244:15
[INFO] [stdout]     |
[INFO] [stdout] 244 |             #[no_coverage]
[INFO] [stdout]     |               ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:255:15
[INFO] [stdout]     |
[INFO] [stdout] 255 |             #[no_coverage]
[INFO] [stdout]     |               ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:266:15
[INFO] [stdout]     |
[INFO] [stdout] 266 |             #[no_coverage]
[INFO] [stdout]     |               ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:276:23
[INFO] [stdout]     |
[INFO] [stdout] 276 |                     #[no_coverage]
[INFO] [stdout]     |                       ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:288:23
[INFO] [stdout]     |
[INFO] [stdout] 288 |                     #[no_coverage]
[INFO] [stdout]     |                       ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:305:23
[INFO] [stdout]     |
[INFO] [stdout] 305 |                     #[no_coverage]
[INFO] [stdout]     |                       ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:314:19
[INFO] [stdout]     |
[INFO] [stdout] 314 |                 #[no_coverage]
[INFO] [stdout]     |                   ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:344:3
[INFO] [stdout]     |
[INFO] [stdout] 344 | #[no_coverage]
[INFO] [stdout]     |   ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:411:7
[INFO] [stdout]     |
[INFO] [stdout] 411 |     #[no_coverage]
[INFO] [stdout]     |       ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:417:7
[INFO] [stdout]     |
[INFO] [stdout] 417 |     #[no_coverage]
[INFO] [stdout]     |       ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fuzzcheck_common-0.12.0/src/arg.rs:450:7
[INFO] [stdout]     |
[INFO] [stdout] 450 |     #[no_coverage]
[INFO] [stdout]     |       ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 32 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0557, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fuzzcheck_common` (lib) due to 33 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "460c63d96665f87d05d8d6c684cc1392b4f5030b0b21c8508744a46516082f1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "460c63d96665f87d05d8d6c684cc1392b4f5030b0b21c8508744a46516082f1e", kill_on_drop: false }`
[INFO] [stdout] 460c63d96665f87d05d8d6c684cc1392b4f5030b0b21c8508744a46516082f1e
