[INFO] cloning repository https://github.com/samwho/rust-lisp-with-traits
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/samwho/rust-lisp-with-traits" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamwho%2Frust-lisp-with-traits", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamwho%2Frust-lisp-with-traits'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2915e9e7311f402a9897417473c1f07b90002da6
[INFO] checking samwho/rust-lisp-with-traits against master#3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 for pr-65819
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamwho%2Frust-lisp-with-traits" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/samwho/rust-lisp-with-traits on toolchain 3aedcf06b73fc36feeebca3d579e1d2a6c40acc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/samwho/rust-lisp-with-traits
[INFO] finished tweaking git repo https://github.com/samwho/rust-lisp-with-traits
[INFO] tweaked toml for git repo https://github.com/samwho/rust-lisp-with-traits written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/samwho/rust-lisp-with-traits already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "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] f890ec585d10efc74883231f29d32101b9ffad98c196fb09326fad2832f96afe
[INFO] running `Command { std: "docker" "start" "-a" "f890ec585d10efc74883231f29d32101b9ffad98c196fb09326fad2832f96afe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f890ec585d10efc74883231f29d32101b9ffad98c196fb09326fad2832f96afe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f890ec585d10efc74883231f29d32101b9ffad98c196fb09326fad2832f96afe", kill_on_drop: false }`
[INFO] [stdout] f890ec585d10efc74883231f29d32101b9ffad98c196fb09326fad2832f96afe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a36fae06f543e9ca0c35f9a14e96fb0ceb286e1a1fb63b590b0a957f8a683875
[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" "a36fae06f543e9ca0c35f9a14e96fb0ceb286e1a1fb63b590b0a957f8a683875", kill_on_drop: false }`
[INFO] [stderr]     Checking lisp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: the trait bound `fn(i32) -> i32 {add_one}: Node` is not satisfied
[INFO] [stdout]   --> examples/map_reduce.rs:9:20
[INFO] [stdout]    |
[INFO] [stdout] 3  | fn add_one(a: i32) -> i32 {
[INFO] [stdout]    |    ------- consider calling this function
[INFO] [stdout] ...
[INFO] [stdout] 9  |     let res = eval((map, add_one, v));
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^ the trait `Node` is not implemented for `fn(i32) -> i32 {add_one}`
[INFO] [stdout]    | 
[INFO] [stdout]   ::: /opt/rustwide/workdir/src/lisp/mod.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 |     N: Node<Return = R>,
[INFO] [stdout]    |        ---------------- required by this bound in `lisp::prelude::eval`
[INFO] [stdout]    |
[INFO] [stdout]    = note: required because of the requirements on the impl of `Node` for `(fn(_, Vec<{integer}>) -> Map<<Vec<{integer}> as IntoIterator>::IntoIter, _> {lisp::prelude::map::<Vec<{integer}>, {integer}, _, _>}, fn(i32) -> i32 {add_one}, Vec<{integer}>)`
[INFO] [stdout] help: use parentheses to call the function
[INFO] [stdout]    |
[INFO] [stdout] 9  |     let res = eval((map, add_one, v)(a));
[INFO] [stdout]    |                                     ^^^
[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 E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lisp`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "a36fae06f543e9ca0c35f9a14e96fb0ceb286e1a1fb63b590b0a957f8a683875", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a36fae06f543e9ca0c35f9a14e96fb0ceb286e1a1fb63b590b0a957f8a683875", kill_on_drop: false }`
[INFO] [stdout] a36fae06f543e9ca0c35f9a14e96fb0ceb286e1a1fb63b590b0a957f8a683875