[INFO] fetching crate inheritance-proc-macro 0.0.1-alpha.2...
[INFO] checking inheritance-proc-macro-0.0.1-alpha.2 against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477
[INFO] extracting crate inheritance-proc-macro 0.0.1-alpha.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate inheritance-proc-macro 0.0.1-alpha.2 on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate inheritance-proc-macro 0.0.1-alpha.2
[INFO] finished tweaking crates.io crate inheritance-proc-macro 0.0.1-alpha.2
[INFO] tweaked toml for crates.io crate inheritance-proc-macro 0.0.1-alpha.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fstrings-proc-macro v0.1.4
[INFO] [stderr]   Downloaded fstrings v0.1.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 186e22c56b4478f1534176ac0ed47c7bcdad8b369254546b7a364d220d2f6766
[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" "186e22c56b4478f1534176ac0ed47c7bcdad8b369254546b7a364d220d2f6766", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "186e22c56b4478f1534176ac0ed47c7bcdad8b369254546b7a364d220d2f6766", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "186e22c56b4478f1534176ac0ed47c7bcdad8b369254546b7a364d220d2f6766", kill_on_drop: false }`
[INFO] [stdout] 186e22c56b4478f1534176ac0ed47c7bcdad8b369254546b7a364d220d2f6766
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d7e6c0ddeb5e91181e7f694ff54c9f9f0c50e3bd60c7b3e38d77b12a84e21984
[INFO] running `Command { std: "docker" "start" "-a" "d7e6c0ddeb5e91181e7f694ff54c9f9f0c50e3bd60c7b3e38d77b12a84e21984", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]     Checking unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling proc-quote-impl v0.2.2
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]    Compiling proc-quote v0.2.2
[INFO] [stderr]     Checking proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling fstrings-proc-macro v0.1.4
[INFO] [stderr]     Checking fstrings v0.1.4
[INFO] [stderr]     Checking inheritance-proc-macro v0.0.1-alpha.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]   --> macros.rs:37:44
[INFO] [stdout]    |
[INFO] [stdout] 37 |           return Err(Error::new($span, $msg));
[INFO] [stdout]    |                                              ^
[INFO] [stdout]    | 
[INFO] [stdout]   ::: mod.rs:74:24
[INFO] [stdout]    |
[INFO] [stdout] 74 |                   | _ => parse_error!(
[INFO] [stdout]    |  ________________________-
[INFO] [stdout] 75 | |                     generics.span(),
[INFO] [stdout] 76 | |                     "Trait generics are not supported (yet)",
[INFO] [stdout] 77 | |                 ),
[INFO] [stdout]    | |_________________- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `parse_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]   --> macros.rs:37:44
[INFO] [stdout]    |
[INFO] [stdout] 37 |           return Err(Error::new($span, $msg));
[INFO] [stdout]    |                                              ^
[INFO] [stdout]    | 
[INFO] [stdout]   ::: mod.rs:74:24
[INFO] [stdout]    |
[INFO] [stdout] 74 |                   | _ => parse_error!(
[INFO] [stdout]    |  ________________________-
[INFO] [stdout] 75 | |                     generics.span(),
[INFO] [stdout] 76 | |                     "Trait generics are not supported (yet)",
[INFO] [stdout] 77 | |                 ),
[INFO] [stdout]    | |_________________- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `parse_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]   --> macros.rs:37:44
[INFO] [stdout]    |
[INFO] [stdout] 37 |           return Err(Error::new($span, $msg));
[INFO] [stdout]    |                                              ^
[INFO] [stdout]    | 
[INFO] [stdout]   ::: mod.rs:85:32
[INFO] [stdout]    |
[INFO] [stdout] 85 |                           | _ => parse_error!(
[INFO] [stdout]    |  ________________________________-
[INFO] [stdout] 86 | |                             trait_item.span(),
[INFO] [stdout] 87 | |                             "`#[inheritable]` currently only supports methods"
[INFO] [stdout] 88 | |                         ),
[INFO] [stdout]    | |_________________________- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `parse_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]   --> macros.rs:37:44
[INFO] [stdout]    |
[INFO] [stdout] 37 |           return Err(Error::new($span, $msg));
[INFO] [stdout]    |                                              ^
[INFO] [stdout]    | 
[INFO] [stdout]   ::: mod.rs:85:32
[INFO] [stdout]    |
[INFO] [stdout] 85 |                           | _ => parse_error!(
[INFO] [stdout]    |  ________________________________-
[INFO] [stdout] 86 | |                             trait_item.span(),
[INFO] [stdout] 87 | |                             "`#[inheritable]` currently only supports methods"
[INFO] [stdout] 88 | |                         ),
[INFO] [stdout]    | |_________________________- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `parse_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `inheritance-proc-macro`
[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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "d7e6c0ddeb5e91181e7f694ff54c9f9f0c50e3bd60c7b3e38d77b12a84e21984", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7e6c0ddeb5e91181e7f694ff54c9f9f0c50e3bd60c7b3e38d77b12a84e21984", kill_on_drop: false }`
[INFO] [stdout] d7e6c0ddeb5e91181e7f694ff54c9f9f0c50e3bd60c7b3e38d77b12a84e21984