[INFO] cloning repository https://github.com/chazelton331/db_to_json_in_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chazelton331/db_to_json_in_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchazelton331%2Fdb_to_json_in_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchazelton331%2Fdb_to_json_in_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 76b3bf09a62a74f0f432db6d597ae75d8de8af2d
[INFO] testing chazelton331/db_to_json_in_rust against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchazelton331%2Fdb_to_json_in_rust" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chazelton331/db_to_json_in_rust on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/chazelton331/db_to_json_in_rust
[INFO] finished tweaking git repo https://github.com/chazelton331/db_to_json_in_rust
[INFO] tweaked toml for git repo https://github.com/chazelton331/db_to_json_in_rust written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/chazelton331/db_to_json_in_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded chrono v0.2.25
[INFO] [stderr]   Downloaded postgres v0.11.11
[INFO] [stderr]   Downloaded phf_shared v0.7.15
[INFO] [stderr]   Downloaded serde v0.8.8
[INFO] [stderr]   Downloaded phf v0.7.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 650bf3360c4ed03d6806635c97d061a52eee4f9b122667c79ebc13243346d9a9
[INFO] running `Command { std: "docker" "start" "-a" "650bf3360c4ed03d6806635c97d061a52eee4f9b122667c79ebc13243346d9a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "650bf3360c4ed03d6806635c97d061a52eee4f9b122667c79ebc13243346d9a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "650bf3360c4ed03d6806635c97d061a52eee4f9b122667c79ebc13243346d9a9", kill_on_drop: false }`
[INFO] [stdout] 650bf3360c4ed03d6806635c97d061a52eee4f9b122667c79ebc13243346d9a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb07ff6acf62916ed829ffffb7dab2979949c9d29807dcdc5b9f09e5c5f0a573
[INFO] running `Command { std: "docker" "start" "-a" "fb07ff6acf62916ed829ffffb7dab2979949c9d29807dcdc5b9f09e5c5f0a573", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling num-traits v0.1.35
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling libc v0.2.16
[INFO] [stderr]    Compiling phf_shared v0.7.15
[INFO] [stderr]    Compiling serde v0.8.8
[INFO] [stderr]    Compiling rustc-serialize v0.3.19
[INFO] [stderr]    Compiling hex v0.2.0
[INFO] [stderr]    Compiling bufstream v0.1.2
[INFO] [stderr]    Compiling phf v0.7.15
[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]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling num-integer v0.1.32
[INFO] [stderr]    Compiling time v0.1.35
[INFO] [stderr]    Compiling num-iter v0.1.32
[INFO] [stderr]    Compiling num v0.1.35
[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`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "fb07ff6acf62916ed829ffffb7dab2979949c9d29807dcdc5b9f09e5c5f0a573", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb07ff6acf62916ed829ffffb7dab2979949c9d29807dcdc5b9f09e5c5f0a573", kill_on_drop: false }`
[INFO] [stdout] fb07ff6acf62916ed829ffffb7dab2979949c9d29807dcdc5b9f09e5c5f0a573