[INFO] cloning repository https://github.com/txus/lambada-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/txus/lambada-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftxus%2Flambada-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftxus%2Flambada-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 32dac4a7b59175967d75a9782c66b48f11a13898
[INFO] checking txus/lambada-rs against master#50e1dc1536264ab71c0850f346b12309477f29f7 for pr-85073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftxus%2Flambada-rs" "/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/txus/lambada-rs on toolchain 50e1dc1536264ab71c0850f346b12309477f29f7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/txus/lambada-rs
[INFO] finished tweaking git repo https://github.com/txus/lambada-rs
[INFO] tweaked toml for git repo https://github.com/txus/lambada-rs written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/txus/lambada-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1d87ecbd43291390eca5753593ec38b0a29d04a235985661ecbd07b2bc755e91
[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" "1d87ecbd43291390eca5753593ec38b0a29d04a235985661ecbd07b2bc755e91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d87ecbd43291390eca5753593ec38b0a29d04a235985661ecbd07b2bc755e91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d87ecbd43291390eca5753593ec38b0a29d04a235985661ecbd07b2bc755e91", kill_on_drop: false }`
[INFO] [stdout] 1d87ecbd43291390eca5753593ec38b0a29d04a235985661ecbd07b2bc755e91
[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=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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2914e3d5c4258b3f41f05319bae7d7c43a81869652758206b5c5e96d57b7ca9
[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" "a2914e3d5c4258b3f41f05319bae7d7c43a81869652758206b5c5e96d57b7ca9", kill_on_drop: false }`
[INFO] [stderr]     Checking bitflags v0.1.1
[INFO] [stderr]     Checking libc v0.1.10
[INFO] [stderr]    Compiling unicode-normalization v0.1.1
[INFO] [stderr]     Checking nom v0.4.0
[INFO] [stderr]     Checking hamt v0.1.4
[INFO] [stderr]     Checking cons-list v0.0.2
[INFO] [stdout] error[E0433]: failed to resolve: could not find `order` in `iter`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cons-list-0.0.2/src/lib.rs:175:24
[INFO] [stdout]     |
[INFO] [stdout] 175 |             std::iter::order::eq(self.iter(), other.iter())
[INFO] [stdout]     |                        ^^^^^ could not find `order` in `iter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `order` in `iter`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cons-list-0.0.2/src/lib.rs:180:24
[INFO] [stdout]     |
[INFO] [stdout] 180 |             std::iter::order::ne(self.iter(), other.iter())
[INFO] [stdout]     |                        ^^^^^ could not find `order` in `iter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `order` in `iter`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cons-list-0.0.2/src/lib.rs:186:20
[INFO] [stdout]     |
[INFO] [stdout] 186 |         std::iter::order::partial_cmp(self.iter(), other.iter())
[INFO] [stdout]     |                    ^^^^^ could not find `order` in `iter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cons-list`
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[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" "a2914e3d5c4258b3f41f05319bae7d7c43a81869652758206b5c5e96d57b7ca9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2914e3d5c4258b3f41f05319bae7d7c43a81869652758206b5c5e96d57b7ca9", kill_on_drop: false }`
[INFO] [stdout] a2914e3d5c4258b3f41f05319bae7d7c43a81869652758206b5c5e96d57b7ca9