[INFO] fetching crate oysterpack_app_metadata 0.3.1...
[INFO] testing oysterpack_app_metadata-0.3.1 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate oysterpack_app_metadata 0.3.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate oysterpack_app_metadata 0.3.1 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate oysterpack_app_metadata 0.3.1
[INFO] finished tweaking crates.io crate oysterpack_app_metadata 0.3.1
[INFO] tweaked toml for crates.io crate oysterpack_app_metadata 0.3.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 43c759d44d99ba40e9d142d97f76cdf5e35f6a35e16265b2a58123d25eadfbf2
[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" "43c759d44d99ba40e9d142d97f76cdf5e35f6a35e16265b2a58123d25eadfbf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43c759d44d99ba40e9d142d97f76cdf5e35f6a35e16265b2a58123d25eadfbf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43c759d44d99ba40e9d142d97f76cdf5e35f6a35e16265b2a58123d25eadfbf2", kill_on_drop: false }`
[INFO] [stdout] 43c759d44d99ba40e9d142d97f76cdf5e35f6a35e16265b2a58123d25eadfbf2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d9dbeb121fe1dfab86e911f3adeb1fa0caa5e7fdce12445f8524673cebda3eb
[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" "5d9dbeb121fe1dfab86e911f3adeb1fa0caa5e7fdce12445f8524673cebda3eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling same-file v0.1.3
[INFO] [stderr]    Compiling bitflags v0.8.2
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling dot v0.1.4
[INFO] [stderr]    Compiling itertools v0.5.10
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling walkdir v1.0.7
[INFO] [stderr]    Compiling syntex_pos v0.58.1
[INFO] [stderr]    Compiling syntex_errors v0.58.1
[INFO] [stderr]    Compiling syntex_syntax v0.58.1
[INFO] [stdout] error[E0423]: expected function, tuple struct or tuple variant, found struct `ast::Name`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex_syntax-0.58.1/src/symbol.rs:146:27
[INFO] [stdout]     |
[INFO] [stdout] 146 |                       name: ast::Name($index),
[INFO] [stdout]     |                             ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 165 | / declare_keywords! {
[INFO] [stdout] 166 | |     // Invalid identifier
[INFO] [stdout] 167 | |     (0,  Invalid,        "")
[INFO] [stdout] 168 | |
[INFO] [stdout] ...   |
[INFO] [stdout] 231 | |     (56, CrateRoot, "{{root}}")
[INFO] [stdout] 232 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `declare_keywords` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0423`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `syntex_syntax` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "5d9dbeb121fe1dfab86e911f3adeb1fa0caa5e7fdce12445f8524673cebda3eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d9dbeb121fe1dfab86e911f3adeb1fa0caa5e7fdce12445f8524673cebda3eb", kill_on_drop: false }`
[INFO] [stdout] 5d9dbeb121fe1dfab86e911f3adeb1fa0caa5e7fdce12445f8524673cebda3eb