[INFO] cloning repository https://github.com/viseztrance/todo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/viseztrance/todo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fviseztrance%2Ftodo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fviseztrance%2Ftodo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5b5f04ce94d8a0fb5b9a1c81b3271edee8427b9b
[INFO] testing viseztrance/todo against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fviseztrance%2Ftodo" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/viseztrance/todo on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/viseztrance/todo
[INFO] finished tweaking git repo https://github.com/viseztrance/todo
[INFO] tweaked toml for git repo https://github.com/viseztrance/todo written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/viseztrance/todo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: file found to be present in multiple build targets: /workspace/builds/worker-12/source/src/main.rs
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 068e3fe2d9cc63a402eea9231d508b1596f1fa100fa87c5b0237a5abd0df1891
[INFO] running `Command { std: "docker" "start" "-a" "068e3fe2d9cc63a402eea9231d508b1596f1fa100fa87c5b0237a5abd0df1891", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "068e3fe2d9cc63a402eea9231d508b1596f1fa100fa87c5b0237a5abd0df1891", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "068e3fe2d9cc63a402eea9231d508b1596f1fa100fa87c5b0237a5abd0df1891", kill_on_drop: false }`
[INFO] [stdout] 068e3fe2d9cc63a402eea9231d508b1596f1fa100fa87c5b0237a5abd0df1891
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 975aa6b4ee36f7cfd2b1eb4d75c4e9056be7a9929d36e17140d8c471aeaefb66
[INFO] running `Command { std: "docker" "start" "-a" "975aa6b4ee36f7cfd2b1eb4d75c4e9056be7a9929d36e17140d8c471aeaefb66", kill_on_drop: false }`
[INFO] [stderr] warning: file found to be present in multiple build targets: /opt/rustwide/workdir/src/main.rs
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling regex v0.1.19
[INFO] [stdout] error[E0463]: can't find crate for `unicode`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-0.1.19/src/lib.rs:377:1
[INFO] [stdout]     |
[INFO] [stdout] 377 | extern crate unicode;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^ can't find crate
[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 E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `regex` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "975aa6b4ee36f7cfd2b1eb4d75c4e9056be7a9929d36e17140d8c471aeaefb66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "975aa6b4ee36f7cfd2b1eb4d75c4e9056be7a9929d36e17140d8c471aeaefb66", kill_on_drop: false }`
[INFO] [stdout] 975aa6b4ee36f7cfd2b1eb4d75c4e9056be7a9929d36e17140d8c471aeaefb66