[INFO] cloning repository https://github.com/LanaCoyote/rust-irc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LanaCoyote/rust-irc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLanaCoyote%2Frust-irc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLanaCoyote%2Frust-irc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 62e820511724c6cb02aa806bd7bff427f2a57756
[INFO] checking LanaCoyote/rust-irc against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLanaCoyote%2Frust-irc" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LanaCoyote/rust-irc on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LanaCoyote/rust-irc
[INFO] finished tweaking git repo https://github.com/LanaCoyote/rust-irc
[INFO] tweaked toml for git repo https://github.com/LanaCoyote/rust-irc written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/LanaCoyote/rust-irc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (regex) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4be68b1980fa1a43278226c5a443479a00e06fc61dcedbfd9c9084a06197f865
[INFO] running `Command { std: "docker" "start" "-a" "4be68b1980fa1a43278226c5a443479a00e06fc61dcedbfd9c9084a06197f865", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4be68b1980fa1a43278226c5a443479a00e06fc61dcedbfd9c9084a06197f865", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4be68b1980fa1a43278226c5a443479a00e06fc61dcedbfd9c9084a06197f865", kill_on_drop: false }`
[INFO] [stdout] 4be68b1980fa1a43278226c5a443479a00e06fc61dcedbfd9c9084a06197f865
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a3fc085a390f0d8cbb149ec8dd87a424453d214b5d44d344051d39140b9d1d9
[INFO] running `Command { std: "docker" "start" "-a" "9a3fc085a390f0d8cbb149ec8dd87a424453d214b5d44d344051d39140b9d1d9", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (regex) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Checking regex v0.1.13
[INFO] [stdout] error: expected parameter name, found `:`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-0.1.13/src/re.rs:783:46
[INFO] [stdout]     |
[INFO] [stdout] 783 |         let text = re.replace_all(text, |&mut: refs: &Captures| -> String {
[INFO] [stdout]     |                                              ^ expected parameter name
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `unicode`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-0.1.13/src/lib.rs:373:1
[INFO] [stdout]     |
[INFO] [stdout] 373 | extern crate unicode;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[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 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "9a3fc085a390f0d8cbb149ec8dd87a424453d214b5d44d344051d39140b9d1d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a3fc085a390f0d8cbb149ec8dd87a424453d214b5d44d344051d39140b9d1d9", kill_on_drop: false }`
[INFO] [stdout] 9a3fc085a390f0d8cbb149ec8dd87a424453d214b5d44d344051d39140b9d1d9