[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 try#e0f03aec47b100bc29555561bd62a99d1bc6aca5 for pr-86231
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftxus%2Flambada-rs" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/txus/lambada-rs on toolchain e0f03aec47b100bc29555561bd62a99d1bc6aca5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "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-1/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" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.1.10
[INFO] [stderr]   Downloaded nix v0.3.9
[INFO] [stderr]   Downloaded nom v0.4.0
[INFO] [stderr]   Downloaded unicode-normalization v0.1.1
[INFO] [stderr]   Downloaded cons-list v0.0.2
[INFO] [stderr]   Downloaded hamt v0.1.4
[INFO] [stderr]   Downloaded rustyline v0.1.0
[INFO] [stderr]   Downloaded clippy v0.0.21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 030a17cd8eae8061d9594993c93c8591b7b970893bbf3b2be16b8ad9761d0a27
[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" "030a17cd8eae8061d9594993c93c8591b7b970893bbf3b2be16b8ad9761d0a27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "030a17cd8eae8061d9594993c93c8591b7b970893bbf3b2be16b8ad9761d0a27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "030a17cd8eae8061d9594993c93c8591b7b970893bbf3b2be16b8ad9761d0a27", kill_on_drop: false }`
[INFO] [stdout] 030a17cd8eae8061d9594993c93c8591b7b970893bbf3b2be16b8ad9761d0a27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd28aab7900833da7268278ea523025cdb2e549e93a901227f34b110353c31c8
[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" "dd28aab7900833da7268278ea523025cdb2e549e93a901227f34b110353c31c8", kill_on_drop: false }`
[INFO] [stderr]     Checking bitflags v0.1.1
[INFO] [stderr]     Checking unicode-width v0.1.3
[INFO] [stderr]    Compiling unicode-normalization v0.1.1
[INFO] [stderr]     Checking hamt v0.1.4
[INFO] [stderr]     Checking cons-list v0.0.2
[INFO] [stderr]     Checking nom v0.4.0
[INFO] [stderr]     Checking nix v0.3.9
[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] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cons-list`
[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] [stdout] error[E0591]: can't transmute zero-sized type
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nix-0.3.9/src/sched.rs:168:20
[INFO] [stdout]     |
[INFO] [stdout] 168 |         ffi::clone(mem::transmute(callback), ptr as *mut c_void, flags, &mut cb)
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: source type: for<'r> extern "C" fn(*mut Box<(dyn FnMut() -> isize + 'r)>) -> i32 {callback}
[INFO] [stdout]     = note: target type: *const for<'r> extern "C" fn(*const Box<(dyn FnMut() -> isize + 'r)>) -> i32
[INFO] [stdout]     = help: cast with `as` to a pointer instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0591`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "dd28aab7900833da7268278ea523025cdb2e549e93a901227f34b110353c31c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd28aab7900833da7268278ea523025cdb2e549e93a901227f34b110353c31c8", kill_on_drop: false }`
[INFO] [stdout] dd28aab7900833da7268278ea523025cdb2e549e93a901227f34b110353c31c8