[INFO] fetching crate http-mux 0.1.1...
[INFO] testing http-mux-0.1.1 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate http-mux 0.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate http-mux 0.1.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate http-mux 0.1.1
[INFO] tweaked toml for crates.io crate http-mux 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate http-mux 0.1.1 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate http-mux 0.1.1 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tracing-core v0.1.19
[INFO] [stderr]   Downloaded httpdate v1.0.1
[INFO] [stderr]   Downloaded http-body v0.4.3
[INFO] [stderr]   Downloaded plumb v0.2.0
[INFO] [stderr]   Downloaded socket2 v0.4.1
[INFO] [stderr]   Downloaded tracing v0.1.26
[INFO] [stderr]   Downloaded hyper v0.14.12
[INFO] [stderr]   Downloaded tokio-macros v1.3.0
[INFO] [stderr]   Downloaded http v0.2.4
[INFO] [stderr]   Downloaded libc v0.2.101
[INFO] [stderr]   Downloaded tokio v1.11.0
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f747ba7e0872a0008f8e9d7f9613e994112b1bbda284e6dd8d9fd0eb90d4d6b3
[INFO] running `Command { std: "docker" "start" "-a" "f747ba7e0872a0008f8e9d7f9613e994112b1bbda284e6dd8d9fd0eb90d4d6b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f747ba7e0872a0008f8e9d7f9613e994112b1bbda284e6dd8d9fd0eb90d4d6b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f747ba7e0872a0008f8e9d7f9613e994112b1bbda284e6dd8d9fd0eb90d4d6b3", kill_on_drop: false }`
[INFO] [stdout] f747ba7e0872a0008f8e9d7f9613e994112b1bbda284e6dd8d9fd0eb90d4d6b3
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c61693405fd715471f840a26ab7e5c179dd2acd9612d792e238a7ed05a311be
[INFO] running `Command { std: "docker" "start" "-a" "9c61693405fd715471f840a26ab7e5c179dd2acd9612d792e238a7ed05a311be", kill_on_drop: false }`
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling plumb v0.2.0
[INFO] [stderr]    Compiling http v0.2.4
[INFO] [stderr]    Compiling http-mux v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: valid forms for the attribute are `#[macro_export(local_inner_macros)]` and `#[macro_export]`
[INFO] [stdout]  --> src/tuple_macro.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[macro_export(crate)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]   = note: for more information, see issue #57571 <https://github.com/rust-lang/rust/issues/57571>
[INFO] [stdout]   = note: `#[deny(invalid_macro_export_arguments)]` (part of `#[deny(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `http-mux` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "9c61693405fd715471f840a26ab7e5c179dd2acd9612d792e238a7ed05a311be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c61693405fd715471f840a26ab7e5c179dd2acd9612d792e238a7ed05a311be", kill_on_drop: false }`
[INFO] [stdout] 9c61693405fd715471f840a26ab7e5c179dd2acd9612d792e238a7ed05a311be