[INFO] cloning repository https://github.com/Lyndogwin/gray_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Lyndogwin/gray_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLyndogwin%2Fgray_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLyndogwin%2Fgray_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4481b75ba22c4576eca39d402cba7a4c6ec9d2d1
[INFO] checking Lyndogwin/gray_rust against try#575650af7d7ca88602df28e39d27bf3e456c306e for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLyndogwin%2Fgray_rust" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] [stderr] Checking out files:  57% (58/101)   
Checking out files:  58% (59/101)   
Checking out files:  59% (60/101)   
Checking out files:  60% (61/101)   
Checking out files:  61% (62/101)   
Checking out files:  62% (63/101)   
Checking out files:  63% (64/101)   
Checking out files:  64% (65/101)   
Checking out files:  65% (66/101)   
Checking out files:  66% (67/101)   
Checking out files:  67% (68/101)   
Checking out files:  68% (69/101)   
Checking out files:  69% (70/101)   
Checking out files:  70% (71/101)   
Checking out files:  71% (72/101)   
Checking out files:  72% (73/101)   
Checking out files:  73% (74/101)   
Checking out files:  74% (75/101)   
Checking out files:  75% (76/101)   
Checking out files:  76% (77/101)   
Checking out files:  77% (78/101)   
Checking out files:  78% (79/101)   
Checking out files:  79% (80/101)   
Checking out files:  80% (81/101)   
Checking out files:  81% (82/101)   
Checking out files:  82% (83/101)   
Checking out files:  83% (84/101)   
Checking out files:  84% (85/101)   
Checking out files:  85% (86/101)   
Checking out files:  86% (87/101)   
Checking out files:  87% (88/101)   
Checking out files:  88% (89/101)   
Checking out files:  89% (90/101)   
Checking out files:  90% (91/101)   
Checking out files:  91% (92/101)   
Checking out files:  92% (93/101)   
Checking out files:  93% (94/101)   
Checking out files:  94% (95/101)   
Checking out files:  95% (96/101)   
Checking out files:  96% (97/101)   
Checking out files:  97% (98/101)   
Checking out files:  98% (99/101)   
Checking out files:  99% (100/101)   
Checking out files: 100% (101/101)   
Checking out files: 100% (101/101), done.
[INFO] validating manifest of git repo https://github.com/Lyndogwin/gray_rust on toolchain 575650af7d7ca88602df28e39d27bf3e456c306e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Lyndogwin/gray_rust
[INFO] finished tweaking git repo https://github.com/Lyndogwin/gray_rust
[INFO] tweaked toml for git repo https://github.com/Lyndogwin/gray_rust written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/Lyndogwin/gray_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bmp v0.5.0
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cc61108dc76594df949369505d6b1a8563481eed4444020258a5e5190d947e05
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cc61108dc76594df949369505d6b1a8563481eed4444020258a5e5190d947e05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc61108dc76594df949369505d6b1a8563481eed4444020258a5e5190d947e05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc61108dc76594df949369505d6b1a8563481eed4444020258a5e5190d947e05", kill_on_drop: false }`
[INFO] [stdout] cc61108dc76594df949369505d6b1a8563481eed4444020258a5e5190d947e05
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8807d0dc5bbf276e10cb2e901d51ea3ce93602df68151784e13c4a6e1af80df1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8807d0dc5bbf276e10cb2e901d51ea3ce93602df68151784e13c4a6e1af80df1", kill_on_drop: false }`
[INFO] [stderr]     Checking bmp v0.5.0
[INFO] [stderr]     Checking assignment_1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `Command { std: "docker" "inspect" "8807d0dc5bbf276e10cb2e901d51ea3ce93602df68151784e13c4a6e1af80df1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8807d0dc5bbf276e10cb2e901d51ea3ce93602df68151784e13c4a6e1af80df1", kill_on_drop: false }`
[INFO] [stdout] 8807d0dc5bbf276e10cb2e901d51ea3ce93602df68151784e13c4a6e1af80df1