[INFO] cloning repository https://github.com/gsongsong/antlr4rust_quickstart
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gsongsong/antlr4rust_quickstart" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgsongsong%2Fantlr4rust_quickstart", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgsongsong%2Fantlr4rust_quickstart'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 541cd68c7587e62263242df5a2998a5e9dff71ce
[INFO] testing gsongsong/antlr4rust_quickstart against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgsongsong%2Fantlr4rust_quickstart" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gsongsong/antlr4rust_quickstart on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gsongsong/antlr4rust_quickstart
[INFO] finished tweaking git repo https://github.com/gsongsong/antlr4rust_quickstart
[INFO] tweaked toml for git repo https://github.com/gsongsong/antlr4rust_quickstart written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/gsongsong/antlr4rust_quickstart already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f74c8af63ec1d7d6b5af26f3aa0a0d7696ee23be2cab85c6ae52aa47cb007a7b
[INFO] running `Command { std: "docker" "start" "-a" "f74c8af63ec1d7d6b5af26f3aa0a0d7696ee23be2cab85c6ae52aa47cb007a7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f74c8af63ec1d7d6b5af26f3aa0a0d7696ee23be2cab85c6ae52aa47cb007a7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f74c8af63ec1d7d6b5af26f3aa0a0d7696ee23be2cab85c6ae52aa47cb007a7b", kill_on_drop: false }`
[INFO] [stdout] f74c8af63ec1d7d6b5af26f3aa0a0d7696ee23be2cab85c6ae52aa47cb007a7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d62559ecea4495d9701870d434a67a76992208f734378cfbb93c172d3383674
[INFO] running `Command { std: "docker" "start" "-a" "4d62559ecea4495d9701870d434a67a76992208f734378cfbb93c172d3383674", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling bit-vec v0.6.2
[INFO] [stderr]    Compiling once_cell v1.2.0
[INFO] [stderr]    Compiling typed-arena v2.0.1
[INFO] [stderr]    Compiling addr2line v0.12.1
[INFO] [stderr]    Compiling uuid v0.6.5
[INFO] [stderr]    Compiling murmur3 v0.4.1
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling backtrace v0.3.48
[INFO] [stderr]    Compiling antlr-rust v0.1.1
[INFO] [stdout] error[E0635]: unknown feature `raw`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/antlr-rust-0.1.1/src/lib.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(raw)]
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `antlr-rust`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "4d62559ecea4495d9701870d434a67a76992208f734378cfbb93c172d3383674", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d62559ecea4495d9701870d434a67a76992208f734378cfbb93c172d3383674", kill_on_drop: false }`
[INFO] [stdout] 4d62559ecea4495d9701870d434a67a76992208f734378cfbb93c172d3383674