[INFO] fetching crate ttt 1.0.0...
[INFO] testing ttt-1.0.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate ttt 1.0.0 into /workspace/builds/worker-113/source
[INFO] validating manifest of crates.io crate ttt 1.0.0 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 ttt 1.0.0
[INFO] finished tweaking crates.io crate ttt 1.0.0
[INFO] tweaked toml for crates.io crate ttt 1.0.0 written to /workspace/builds/worker-113/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ac28f85a32774e3063782d2634a9c2c316dd5fcde40655792e64ba60f56ffb9
[INFO] running `Command { std: "docker" "start" "-a" "0ac28f85a32774e3063782d2634a9c2c316dd5fcde40655792e64ba60f56ffb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ac28f85a32774e3063782d2634a9c2c316dd5fcde40655792e64ba60f56ffb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ac28f85a32774e3063782d2634a9c2c316dd5fcde40655792e64ba60f56ffb9", kill_on_drop: false }`
[INFO] [stdout] 0ac28f85a32774e3063782d2634a9c2c316dd5fcde40655792e64ba60f56ffb9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e154b2ae8eb09867c184efaff7a15905dfedfbcab30bafc2de2eb2f5b3ab6fc
[INFO] running `Command { std: "docker" "start" "-a" "3e154b2ae8eb09867c184efaff7a15905dfedfbcab30bafc2de2eb2f5b3ab6fc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling time v0.3.5
[INFO] [stderr]    Compiling ttt v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected identifier, found `"rustc-serialize"`
[INFO] [stdout]  --> src/main.rs:3:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | extern crate "rustc-serialize" as rustc_serialize;
[INFO] [stdout]   |              ^^^^^^^^^^^^^^^^^ expected identifier
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ttt` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "3e154b2ae8eb09867c184efaff7a15905dfedfbcab30bafc2de2eb2f5b3ab6fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e154b2ae8eb09867c184efaff7a15905dfedfbcab30bafc2de2eb2f5b3ab6fc", kill_on_drop: false }`
[INFO] [stdout] 3e154b2ae8eb09867c184efaff7a15905dfedfbcab30bafc2de2eb2f5b3ab6fc