[INFO] cloning repository https://github.com/jaredwolff/simple-prompt-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jaredwolff/simple-prompt-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaredwolff%2Fsimple-prompt-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaredwolff%2Fsimple-prompt-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 48cfde598f1debfbe895eb85e679154272536ede
[INFO] testing jaredwolff/simple-prompt-rs against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaredwolff%2Fsimple-prompt-rs" "/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/jaredwolff/simple-prompt-rs on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jaredwolff/simple-prompt-rs
[INFO] finished tweaking git repo https://github.com/jaredwolff/simple-prompt-rs
[INFO] tweaked toml for git repo https://github.com/jaredwolff/simple-prompt-rs written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/jaredwolff/simple-prompt-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ba6bcb8148661cff04a5f4e9e27940bc60ef90d800ef56077425c5f0ebb1bff
[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" "7ba6bcb8148661cff04a5f4e9e27940bc60ef90d800ef56077425c5f0ebb1bff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ba6bcb8148661cff04a5f4e9e27940bc60ef90d800ef56077425c5f0ebb1bff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ba6bcb8148661cff04a5f4e9e27940bc60ef90d800ef56077425c5f0ebb1bff", kill_on_drop: false }`
[INFO] [stdout] 7ba6bcb8148661cff04a5f4e9e27940bc60ef90d800ef56077425c5f0ebb1bff
[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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb300d66d71f87d50f8ee17cb6ded15558fb2fe14ff3d1b6912436fbd8d33d8e
[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" "eb300d66d71f87d50f8ee17cb6ded15558fb2fe14ff3d1b6912436fbd8d33d8e", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple-prompt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "eb300d66d71f87d50f8ee17cb6ded15558fb2fe14ff3d1b6912436fbd8d33d8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb300d66d71f87d50f8ee17cb6ded15558fb2fe14ff3d1b6912436fbd8d33d8e", kill_on_drop: false }`
[INFO] [stdout] eb300d66d71f87d50f8ee17cb6ded15558fb2fe14ff3d1b6912436fbd8d33d8e
[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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c28bfdbd5a103f15f8c5d212d67d8c52dbed3aaf1acb6413ee9ca8a52867585d
[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" "c28bfdbd5a103f15f8c5d212d67d8c52dbed3aaf1acb6413ee9ca8a52867585d", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple-prompt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: can't compare `&str` with `Option<String>`
[INFO] [stdout]   --> src/lib.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 72 |     assert_eq!("I love cookies!", answer); // input
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no implementation for `&str == Option<String>`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `PartialEq<Option<String>>` is not implemented for `&str`
[INFO] [stdout]    = note: this error originates in the macro `assert_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[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 `simple-prompt`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "c28bfdbd5a103f15f8c5d212d67d8c52dbed3aaf1acb6413ee9ca8a52867585d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c28bfdbd5a103f15f8c5d212d67d8c52dbed3aaf1acb6413ee9ca8a52867585d", kill_on_drop: false }`
[INFO] [stdout] c28bfdbd5a103f15f8c5d212d67d8c52dbed3aaf1acb6413ee9ca8a52867585d
