[INFO] fetching crate synterm 0.3.1...
[INFO] checking synterm-0.3.1 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate synterm 0.3.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate synterm 0.3.1 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate synterm 0.3.1
[INFO] finished tweaking crates.io crate synterm 0.3.1
[INFO] tweaked toml for crates.io crate synterm 0.3.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate synterm 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded smallvec v1.3.0
[INFO] [stderr]   Downloaded logos-derive v0.9.7
[INFO] [stderr]   Downloaded crossterm v0.16.0
[INFO] [stderr]   Downloaded parking_lot_core v0.7.1
[INFO] [stderr]   Downloaded logos v0.9.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6294a29ba7f24f9189d3219f2b0dd568d33764c41e8dd85d063b16a556c1becc
[INFO] running `Command { std: "docker" "start" "-a" "6294a29ba7f24f9189d3219f2b0dd568d33764c41e8dd85d063b16a556c1becc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6294a29ba7f24f9189d3219f2b0dd568d33764c41e8dd85d063b16a556c1becc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6294a29ba7f24f9189d3219f2b0dd568d33764c41e8dd85d063b16a556c1becc", kill_on_drop: false }`
[INFO] [stdout] 6294a29ba7f24f9189d3219f2b0dd568d33764c41e8dd85d063b16a556c1becc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e58bf1ccdbf43cf06d56cabec8c538082f0f54d6365e9635a33a702958229131
[INFO] running `Command { std: "docker" "start" "-a" "e58bf1ccdbf43cf06d56cabec8c538082f0f54d6365e9635a33a702958229131", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking arc-swap v0.4.5
[INFO] [stderr]     Checking smallvec v1.3.0
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking bitflags v1.2.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking parking_lot_core v0.7.1
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking termion v1.5.5
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking signal-hook v0.1.13
[INFO] [stderr]     Checking crossterm v0.16.0
[INFO] [stderr]    Compiling logos-derive v0.9.7
[INFO] [stdout] error[E0061]: this function takes 1 argument but 2 arguments were supplied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/logos-derive-0.9.7/src/lib.rs:50:20
[INFO] [stdout]     |
[INFO] [stdout] 50  |             extras.insert(ext, |_| panic!("Only one #[extras] attribute can be declared."));
[INFO] [stdout]     |                    ^^^^^^ ---  ----------------------------------------------------------- supplied 2 arguments
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    expected 1 argument
[INFO] [stdout]     |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 1 argument but 2 arguments were supplied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/logos-derive-0.9.7/src/lib.rs:84:23
[INFO] [stdout]     |
[INFO] [stdout] 84  |                 error.insert(variant, |_| panic!("Only one #[error] variant can be declared."));
[INFO] [stdout]     |                       ^^^^^^ -------  -------------------------------------------------------- supplied 2 arguments
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       expected 1 argument
[INFO] [stdout]     |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 1 argument but 2 arguments were supplied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/logos-derive-0.9.7/src/lib.rs:88:21
[INFO] [stdout]     |
[INFO] [stdout] 88  |                 end.insert(variant, |_| panic!("Only one #[end] variant can be declared."));
[INFO] [stdout]     |                     ^^^^^^ -------  ------------------------------------------------------ supplied 2 arguments
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     expected 1 argument
[INFO] [stdout]     |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 1 argument but 2 arguments were supplied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/logos-derive-0.9.7/src/util.rs:59:31
[INFO] [stdout]     |
[INFO] [stdout] 59  |                 self.callback.insert(callback, |_| panic!("Only one callback can be defined per variant definition!"));
[INFO] [stdout]     |                               ^^^^^^ --------  ---------------------------------------------------------------------- supplied 2 arguments
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               expected 1 argument
[INFO] [stdout]     |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `logos-derive`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "e58bf1ccdbf43cf06d56cabec8c538082f0f54d6365e9635a33a702958229131", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e58bf1ccdbf43cf06d56cabec8c538082f0f54d6365e9635a33a702958229131", kill_on_drop: false }`
[INFO] [stdout] e58bf1ccdbf43cf06d56cabec8c538082f0f54d6365e9635a33a702958229131