[INFO] cloning repository https://github.com/lofim/rust-todo-backend
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lofim/rust-todo-backend" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flofim%2Frust-todo-backend", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flofim%2Frust-todo-backend'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d505e8b1adbc3d5c1f59e1d8304c3b146e0d1bca
[INFO] checking lofim/rust-todo-backend against 1.55.0 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flofim%2Frust-todo-backend" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lofim/rust-todo-backend 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/lofim/rust-todo-backend
[INFO] finished tweaking git repo https://github.com/lofim/rust-todo-backend
[INFO] tweaked toml for git repo https://github.com/lofim/rust-todo-backend written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/lofim/rust-todo-backend 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded router v0.4.0
[INFO] [stderr]   Downloaded serde_codegen_internals v0.14.0
[INFO] [stderr]   Downloaded traitobject v0.0.3
[INFO] [stderr]   Downloaded quote v0.3.13
[INFO] [stderr]   Downloaded serde v0.9.8
[INFO] [stderr]   Downloaded bodyparser v0.4.1
[INFO] [stderr]   Downloaded conduit-mime-types v0.7.3
[INFO] [stderr]   Downloaded num_cpus v0.2.13
[INFO] [stderr]   Downloaded hpack v0.2.0
[INFO] [stderr]   Downloaded syn v0.11.6
[INFO] [stderr]   Downloaded error v0.1.9
[INFO] [stderr]   Downloaded serde v0.8.16
[INFO] [stderr]   Downloaded dtoa v0.2.2
[INFO] [stderr]   Downloaded serde_json v0.8.3
[INFO] [stderr]   Downloaded solicit v0.4.4
[INFO] [stderr]   Downloaded unsafe-any v0.4.1
[INFO] [stderr]   Downloaded route-recognizer v0.1.11
[INFO] [stderr]   Downloaded url v1.2.2
[INFO] [stderr]   Downloaded serde_derive v0.9.8
[INFO] [stderr]   Downloaded hyper v0.9.10
[INFO] [stderr]   Downloaded itoa v0.1.1
[INFO] [stderr]   Downloaded lazy_static v0.1.16
[INFO] [stderr]   Downloaded serde_json v0.9.8
[INFO] [stderr]   Downloaded synom v0.11.0
[INFO] [stderr]   Downloaded uuid v0.3.1
[INFO] [stderr]   Downloaded mime v0.2.2
[INFO] [stderr]   Downloaded traitobject v0.0.1
[INFO] [stderr]   Downloaded iron v0.4.0
[INFO] [stderr]   Downloaded persistent v0.2.0
[INFO] [stderr]   Downloaded matches v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 3ac0d54f6000378cd7ddad0f1d545460738b8dd0b6e0cfb503b6225b42ba8df0
[INFO] running `Command { std: "docker" "start" "-a" "3ac0d54f6000378cd7ddad0f1d545460738b8dd0b6e0cfb503b6225b42ba8df0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ac0d54f6000378cd7ddad0f1d545460738b8dd0b6e0cfb503b6225b42ba8df0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ac0d54f6000378cd7ddad0f1d545460738b8dd0b6e0cfb503b6225b42ba8df0", kill_on_drop: false }`
[INFO] [stdout] 3ac0d54f6000378cd7ddad0f1d545460738b8dd0b6e0cfb503b6225b42ba8df0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 61e662359d582ce1a6deb9328c5a31626b05c19d3632de2b00429133c9433267
[INFO] running `Command { std: "docker" "start" "-a" "61e662359d582ce1a6deb9328c5a31626b05c19d3632de2b00429133c9433267", 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] [stderr]     Checking libc v0.2.17
[INFO] [stderr]     Checking matches v0.1.3
[INFO] [stderr]     Checking log v0.3.6
[INFO] [stderr]     Checking unicode-normalization v0.1.2
[INFO] [stderr]     Checking traitobject v0.0.3
[INFO] [stderr]     Checking rustc-serialize v0.3.19
[INFO] [stderr]     Checking traitobject v0.0.1
[INFO] [stderr]     Checking httparse v1.1.2
[INFO] [stderr]     Checking lazy_static v0.1.16
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking num-traits v0.1.36
[INFO] [stderr]    Compiling quote v0.3.13
[INFO] [stderr]     Checking serde v0.8.16
[INFO] [stderr]     Checking serde v0.9.8
[INFO] [stderr]     Checking dtoa v0.4.1
[INFO] [stderr]     Checking itoa v0.3.1
[INFO] [stderr]     Checking route-recognizer v0.1.11
[INFO] [stderr]    Compiling unicase v1.4.0
[INFO] [stderr]     Checking unsafe-any v0.4.1
[INFO] [stderr]     Checking error v0.1.9
[INFO] [stderr]     Checking unicode-bidi v0.2.3
[INFO] [stderr]    Compiling synom v0.11.0
[INFO] [stderr]     Checking hpack v0.2.0
[INFO] [stderr]     Checking mime v0.2.2
[INFO] [stdout] error[E0642]: patterns aren't allowed in functions without bodies
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-serialize-0.3.19/src/serialize.rs:147:45
[INFO] [stdout]     |
[INFO] [stdout] 147 | ...                   &f_name: &str,
[INFO] [stdout]     |                       ^^^^^^^ pattern not allowed in function without body
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]    Compiling syn v0.11.6
[INFO] [stderr]     Checking time v0.1.35
[INFO] [stderr]     Checking num_cpus v0.2.13
[INFO] [stderr]     Checking rand v0.3.14
[INFO] [stderr]     Checking plugin v0.2.6
[INFO] [stderr]     Checking solicit v0.4.4
[INFO] [stderr]     Checking idna v0.1.0
[INFO] [stderr]     Checking uuid v0.3.1
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0642`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-serialize` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "61e662359d582ce1a6deb9328c5a31626b05c19d3632de2b00429133c9433267", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61e662359d582ce1a6deb9328c5a31626b05c19d3632de2b00429133c9433267", kill_on_drop: false }`
[INFO] [stdout] 61e662359d582ce1a6deb9328c5a31626b05c19d3632de2b00429133c9433267
