[INFO] fetching crate vgtk-macros 0.3.0...
[INFO] testing vgtk-macros-0.3.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate vgtk-macros 0.3.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate vgtk-macros 0.3.0
[INFO] finished tweaking crates.io crate vgtk-macros 0.3.0
[INFO] tweaked toml for crates.io crate vgtk-macros 0.3.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate vgtk-macros 0.3.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 61 packages to latest compatible versions
[INFO] [stderr]       Adding lalrpop v0.19.12 (available: v0.22.2)
[INFO] [stderr]       Adding lalrpop-util v0.19.12 (available: v0.22.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b6c5a324b4612104b86951a3b41e471df791ceb4f63b061b1cf6cfe9ca957078
[INFO] running `Command { std: "docker" "start" "-a" "b6c5a324b4612104b86951a3b41e471df791ceb4f63b061b1cf6cfe9ca957078", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6c5a324b4612104b86951a3b41e471df791ceb4f63b061b1cf6cfe9ca957078", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6c5a324b4612104b86951a3b41e471df791ceb4f63b061b1cf6cfe9ca957078", kill_on_drop: false }`
[INFO] [stdout] b6c5a324b4612104b86951a3b41e471df791ceb4f63b061b1cf6cfe9ca957078
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 332cdc40f342d7a5c58dc7ed498a0524af9ab108681b73bb705266555973ebf3
[INFO] running `Command { std: "docker" "start" "-a" "332cdc40f342d7a5c58dc7ed498a0524af9ab108681b73bb705266555973ebf3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling vgtk-macros v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stdout] warning: unexpected `cfg` condition name: `can_show_location_of_runtime_parse_error`
[INFO] [stdout]  --> src/lib.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(can_show_location_of_runtime_parse_error, feature(proc_macro_span))]
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(can_show_location_of_runtime_parse_error)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(can_show_location_of_runtime_parse_error)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused extern crate
[INFO] [stdout]  --> src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | extern crate proc_macro;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^ unused
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/lib.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![deny(rust_2018_idioms, unsafe_code)]
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]   = note: `#[deny(unused_extern_crates)]` implied by `#[deny(rust_2018_idioms)]`
[INFO] [stdout] help: remove the unused `extern crate`
[INFO] [stdout]   |
[INFO] [stdout] 4 - #[allow(clippy::useless_attribute)]
[INFO] [stdout] 5 - extern crate proc_macro;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `extern crate` is not idiomatic in the new edition
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/vgtk-macros-e2b56517e0ad448b/out/grammar.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | extern crate core;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: convert it to a `use`
[INFO] [stdout]    |
[INFO] [stdout] 13 - extern crate core;
[INFO] [stdout] 13 + use core;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `extern crate` is not idiomatic in the new edition
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/vgtk-macros-e2b56517e0ad448b/out/grammar.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     extern crate core;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: convert it to a `use`
[INFO] [stdout]    |
[INFO] [stdout] 30 -     extern crate core;
[INFO] [stdout] 30 +     use core;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `vgtk-macros` (lib) due to 3 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "332cdc40f342d7a5c58dc7ed498a0524af9ab108681b73bb705266555973ebf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "332cdc40f342d7a5c58dc7ed498a0524af9ab108681b73bb705266555973ebf3", kill_on_drop: false }`
[INFO] [stdout] 332cdc40f342d7a5c58dc7ed498a0524af9ab108681b73bb705266555973ebf3
