[INFO] updating cached repository https://github.com/vityafx/rust-bug-53635
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 95fff931aa83cfe3a480791d1c76d5d6bb39b6e8
[INFO] checking vityafx/rust-bug-53635 against try#c8bdaa84ec1b37f18f30375e196a65b7602f3790 for pr-73345
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvityafx%2Frust-bug-53635" "/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/vityafx/rust-bug-53635 on toolchain c8bdaa84ec1b37f18f30375e196a65b7602f3790
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/vityafx/rust-bug-53635
[INFO] finished tweaking git repo https://github.com/vityafx/rust-bug-53635
[INFO] tweaked toml for git repo https://github.com/vityafx/rust-bug-53635 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/vityafx/rust-bug-53635 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 21fcbc6f22db80fbd368e0dc72939bd992f3eb631297ce8a2e53654fa8c0893c
[INFO] running `Command { std: "docker" "start" "-a" "21fcbc6f22db80fbd368e0dc72939bd992f3eb631297ce8a2e53654fa8c0893c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21fcbc6f22db80fbd368e0dc72939bd992f3eb631297ce8a2e53654fa8c0893c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21fcbc6f22db80fbd368e0dc72939bd992f3eb631297ce8a2e53654fa8c0893c", kill_on_drop: false }`
[INFO] [stdout] 21fcbc6f22db80fbd368e0dc72939bd992f3eb631297ce8a2e53654fa8c0893c
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3a4a505e96cb6bac1734cc527fb64d4b57dbe47e76d4f5bad9ef33186eb7618
[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" "b3a4a505e96cb6bac1734cc527fb64d4b57dbe47e76d4f5bad9ef33186eb7618", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling cc v1.0.42
[INFO] [stderr]    Compiling smallvec v0.6.10
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling safemem v0.3.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling serde v1.0.99
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling indexmap v1.1.0
[INFO] [stderr]    Compiling rocket_codegen v0.4.2
[INFO] [stderr]    Compiling rocket v0.4.2
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]    Compiling pear v0.1.2
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]    Compiling devise_core v0.2.0
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]    Compiling devise_codegen v0.2.0
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]    Compiling devise v0.2.0
[INFO] [stderr]     Checking cookie v0.11.1
[INFO] [stderr]     Checking rocket_http v0.4.2
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking bug v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected closure `[closure@src/main.rs:1:1: 1:1]`
[INFO] [stdout]                 found enum `std::option::Option<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected closure `[closure@src/main.rs:1:1: 1:1]`
[INFO] [stdout]                 found enum `std::option::Option<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bug`.
[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[E0308]: mismatched types
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "b3a4a505e96cb6bac1734cc527fb64d4b57dbe47e76d4f5bad9ef33186eb7618", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3a4a505e96cb6bac1734cc527fb64d4b57dbe47e76d4f5bad9ef33186eb7618", kill_on_drop: false }`
[INFO] [stdout] b3a4a505e96cb6bac1734cc527fb64d4b57dbe47e76d4f5bad9ef33186eb7618