[INFO] cloning repository https://github.com/aleics/starplot-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aleics/starplot-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faleics%2Fstarplot-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faleics%2Fstarplot-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e4c6cc8fb6b2e62bd2f15d97f2f7d4eba38da92a
[INFO] testing aleics/starplot-rs against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faleics%2Fstarplot-rs" "/workspace/builds/worker-83/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-83/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aleics/starplot-rs on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aleics/starplot-rs
[INFO] finished tweaking git repo https://github.com/aleics/starplot-rs
[INFO] tweaked toml for git repo https://github.com/aleics/starplot-rs written to /workspace/builds/worker-83/source/Cargo.toml
[INFO] crate git repo https://github.com/aleics/starplot-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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 piston-shaders_graphics2d v0.1.0
[INFO] [stderr]   Downloaded vecmath v0.2.0
[INFO] [stderr]   Downloaded syn v0.11.4
[INFO] [stderr]   Downloaded image v0.10.3
[INFO] [stderr]   Downloaded serde_derive v0.9.6
[INFO] [stderr]   Downloaded jpeg-decoder v0.1.7
[INFO] [stderr]   Downloaded serde_codegen_internals v0.13.0
[INFO] [stderr]   Downloaded piston-viewport v0.2.0
[INFO] [stderr]   Downloaded piston-float v0.2.0
[INFO] [stderr]   Downloaded pistoncore-input v0.14.0
[INFO] [stderr]   Downloaded quote v0.3.12
[INFO] [stderr]   Downloaded serde v0.9.6
[INFO] [stderr]   Downloaded phf v0.7.17
[INFO] [stderr]   Downloaded phf_generator v0.7.17
[INFO] [stderr]   Downloaded gleam v0.2.22
[INFO] [stderr]   Downloaded odds v0.2.23
[INFO] [stderr]   Downloaded phf_shared v0.7.17
[INFO] [stderr]   Downloaded piston2d-opengl_graphics v0.35.0
[INFO] [stderr]   Downloaded pistoncore-window v0.23.0
[INFO] [stderr]   Downloaded serde_json v0.9.5
[INFO] [stderr]   Downloaded objc v0.2.1
[INFO] [stderr]   Downloaded serde v0.8.16
[INFO] [stderr]   Downloaded phf_codegen v0.7.17
[INFO] [stderr]   Downloaded lazy_static v0.2.1
[INFO] [stderr]   Downloaded pistoncore-glutin_window v0.31.0
[INFO] [stderr]   Downloaded pistoncore-event_loop v0.26.0
[INFO] [stderr]   Downloaded piston v0.26.0
[INFO] [stderr]   Downloaded rayon v0.4.3
[INFO] [stderr]   Downloaded piston2d-graphics v0.18.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9e09189c878fce7aa3f3a4971718a04a6f4659487edb63f4090a695f213777aa
[INFO] running `Command { std: "docker" "start" "-a" "9e09189c878fce7aa3f3a4971718a04a6f4659487edb63f4090a695f213777aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e09189c878fce7aa3f3a4971718a04a6f4659487edb63f4090a695f213777aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e09189c878fce7aa3f3a4971718a04a6f4659487edb63f4090a695f213777aa", kill_on_drop: false }`
[INFO] [stdout] 9e09189c878fce7aa3f3a4971718a04a6f4659487edb63f4090a695f213777aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 077f4b7576a26682bd4717941c680c8262384d4544a975f484ea94e6cab98dbe
[INFO] running `Command { std: "docker" "start" "-a" "077f4b7576a26682bd4717941c680c8262384d4544a975f484ea94e6cab98dbe", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.17
[INFO] [stderr]    Compiling phf_shared v0.7.17
[INFO] [stderr]    Compiling serde v0.8.16
[INFO] [stderr]    Compiling lazy_static v0.2.1
[INFO] [stderr]    Compiling piston-float v0.2.0
[INFO] [stderr]    Compiling rustc-serialize v0.3.19
[INFO] [stderr]    Compiling log v0.3.6
[INFO] [stderr]    Compiling khronos_api v1.0.0
[INFO] [stderr]    Compiling gcc v0.3.38
[INFO] [stderr]    Compiling shader_version v0.2.1
[INFO] [stderr]    Compiling odds v0.2.23
[INFO] [stderr]    Compiling quote v0.3.12
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling byteorder v0.4.2
[INFO] [stderr]    Compiling linked-hash-map v0.0.10
[INFO] [stderr]    Compiling piston-texture v0.5.0
[INFO] [stderr]    Compiling interpolation v0.1.0
[INFO] [stderr]    Compiling read_color v0.1.0
[INFO] [stderr]    Compiling piston-shaders_graphics2d v0.1.0
[INFO] [stderr]    Compiling dtoa v0.4.1
[INFO] [stderr]    Compiling serde v0.9.6
[INFO] [stderr]    Compiling itoa v0.3.1
[INFO] [stderr]    Compiling find_folder v0.3.0
[INFO] [stderr]    Compiling xml-rs v0.3.4
[INFO] [stderr]    Compiling tempfile v2.1.4
[INFO] [stderr]    Compiling num-iter v0.1.32
[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] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-serialize` due to 2 previous errors
[INFO] [stdout] For more information about this error, try `rustc --explain E0642`.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "077f4b7576a26682bd4717941c680c8262384d4544a975f484ea94e6cab98dbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "077f4b7576a26682bd4717941c680c8262384d4544a975f484ea94e6cab98dbe", kill_on_drop: false }`
[INFO] [stdout] 077f4b7576a26682bd4717941c680c8262384d4544a975f484ea94e6cab98dbe