[INFO] cloning repository https://github.com/RGBCube/embed-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RGBCube/embed-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRGBCube%2Fembed-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRGBCube%2Fembed-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d61798c7e0df7ffa5fd6231090f4dc1dee41b3e0
[INFO] checking RGBCube/embed-rs/d61798c7e0df7ffa5fd6231090f4dc1dee41b3e0 against master#ff1737bb00913444173658b4e0b274fd79aabf66 for pr-132712-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRGBCube%2Fembed-rs" "/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/RGBCube/embed-rs on toolchain ff1737bb00913444173658b4e0b274fd79aabf66
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/RGBCube/embed-rs
[INFO] finished tweaking git repo https://github.com/RGBCube/embed-rs
[INFO] tweaked toml for git repo https://github.com/RGBCube/embed-rs written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/RGBCube/embed-rs 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" "+ff1737bb00913444173658b4e0b274fd79aabf66" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded embd-macros v0.1.1
[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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0131476a11f470c7c2bf54e1dc14002cf9272546191610041e80c8489ef6224f
[INFO] running `Command { std: "docker" "start" "-a" "0131476a11f470c7c2bf54e1dc14002cf9272546191610041e80c8489ef6224f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0131476a11f470c7c2bf54e1dc14002cf9272546191610041e80c8489ef6224f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0131476a11f470c7c2bf54e1dc14002cf9272546191610041e80c8489ef6224f", kill_on_drop: false }`
[INFO] [stdout] 0131476a11f470c7c2bf54e1dc14002cf9272546191610041e80c8489ef6224f
[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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82e4ff0f08c2ee0dcebe6853a7004db1fc0da5c53531bef089cedebc7231657f
[INFO] running `Command { std: "docker" "start" "-a" "82e4ff0f08c2ee0dcebe6853a7004db1fc0da5c53531bef089cedebc7231657f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.83
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]     Checking quote v1.0.36
[INFO] [stderr]     Checking syn v2.0.65
[INFO] [stderr]     Checking embd-macros v0.1.4 (/opt/rustwide/workdir/embd-macros)
[INFO] [stdout] error: pass `--cfg procmacro2_semver_exempt` to rustc to compile embd-macros or add this to your `.cargo/config.toml`:
[INFO] [stdout]        
[INFO] [stdout]        [build]
[INFO] [stdout]        rustflags = [ "--cfg", "procmacro2_semver_exempt" ]
[INFO] [stdout]        
[INFO] [stdout]   --> embd-macros/src/lib.rs:9:1
[INFO] [stdout]    |
[INFO] [stdout] 9  | / compile_error!(
[INFO] [stdout] 10 | |     r#"pass `--cfg procmacro2_semver_exempt` to rustc to compile embd-macros or add this to your `.cargo/config.toml`:
[INFO] [stdout] 11 | |
[INFO] [stdout] 12 | | [build]
[INFO] [stdout] ...  |
[INFO] [stdout] 15 | | "#
[INFO] [stdout] 16 | | );
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: pass `--cfg procmacro2_semver_exempt` to rustc to compile embd-macros or add this to your `.cargo/config.toml`:
[INFO] [stdout]        
[INFO] [stdout]        [build]
[INFO] [stdout]        rustflags = [ "--cfg", "procmacro2_semver_exempt" ]
[INFO] [stdout]        
[INFO] [stdout]   --> embd-macros/src/lib.rs:9:1
[INFO] [stdout]    |
[INFO] [stdout] 9  | / compile_error!(
[INFO] [stdout] 10 | |     r#"pass `--cfg procmacro2_semver_exempt` to rustc to compile embd-macros or add this to your `.cargo/config.toml`:
[INFO] [stdout] 11 | |
[INFO] [stdout] 12 | | [build]
[INFO] [stdout] ...  |
[INFO] [stdout] 15 | | "#
[INFO] [stdout] 16 | | );
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `embd-macros` (lib test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `embd-macros` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "82e4ff0f08c2ee0dcebe6853a7004db1fc0da5c53531bef089cedebc7231657f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82e4ff0f08c2ee0dcebe6853a7004db1fc0da5c53531bef089cedebc7231657f", kill_on_drop: false }`
[INFO] [stdout] 82e4ff0f08c2ee0dcebe6853a7004db1fc0da5c53531bef089cedebc7231657f