[INFO] cloning repository https://github.com/JCBurnside/macro_use_example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JCBurnside/macro_use_example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJCBurnside%2Fmacro_use_example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJCBurnside%2Fmacro_use_example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 17e98407276a1a4e669a85db4abd5d6361983eb9
[INFO] checking JCBurnside/macro_use_example against master#7dc9ff5c629753b6930ecfe9a0446538b8e25fb7 for pr-85387
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJCBurnside%2Fmacro_use_example" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JCBurnside/macro_use_example on toolchain 7dc9ff5c629753b6930ecfe9a0446538b8e25fb7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7dc9ff5c629753b6930ecfe9a0446538b8e25fb7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JCBurnside/macro_use_example
[INFO] finished tweaking git repo https://github.com/JCBurnside/macro_use_example
[INFO] tweaked toml for git repo https://github.com/JCBurnside/macro_use_example written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/JCBurnside/macro_use_example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7dc9ff5c629753b6930ecfe9a0446538b8e25fb7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7dc9ff5c629753b6930ecfe9a0446538b8e25fb7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62a4af500c6fb7c0f1134bb16959dbde7255e17ffed9da68d6026f60a28422b6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "62a4af500c6fb7c0f1134bb16959dbde7255e17ffed9da68d6026f60a28422b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62a4af500c6fb7c0f1134bb16959dbde7255e17ffed9da68d6026f60a28422b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62a4af500c6fb7c0f1134bb16959dbde7255e17ffed9da68d6026f60a28422b6", kill_on_drop: false }`
[INFO] [stdout] 62a4af500c6fb7c0f1134bb16959dbde7255e17ffed9da68d6026f60a28422b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7dc9ff5c629753b6930ecfe9a0446538b8e25fb7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28940fc91bc796910eb38f1272b7a598bf6ca9b601cc2f74938936eca0be8318
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "28940fc91bc796910eb38f1272b7a598bf6ca9b601cc2f74938936eca0be8318", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.71
[INFO] [stderr]     Checking macro_support v0.0.1 (/opt/rustwide/workdir/macro_support)
[INFO] [stderr]     Checking macro_export v0.0.1 (/opt/rustwide/workdir/macro_export)
[INFO] [stderr]     Checking macro_sample v0.1.0 (/opt/rustwide/workdir/macro_sample)
[INFO] [stdout] error: expected identifier, found `"test_t"`
[INFO] [stdout]  --> macro_sample/src/main.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[format]
[INFO] [stdout]   | ^^^^^^^^^ expected identifier
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the attribute macro `format` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `macro_support::CustomTrait`
[INFO] [stdout]  --> macro_sample/src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use macro_support::CustomTrait;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `macro_sample`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: expected identifier, found `"test_t"`
[INFO] [stdout]  --> macro_sample/src/main.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[format]
[INFO] [stdout]   | ^^^^^^^^^ expected identifier
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the attribute macro `format` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `macro_support::CustomTrait`
[INFO] [stdout]  --> macro_sample/src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use macro_support::CustomTrait;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "28940fc91bc796910eb38f1272b7a598bf6ca9b601cc2f74938936eca0be8318", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28940fc91bc796910eb38f1272b7a598bf6ca9b601cc2f74938936eca0be8318", kill_on_drop: false }`
[INFO] [stdout] 28940fc91bc796910eb38f1272b7a598bf6ca9b601cc2f74938936eca0be8318