[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 beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaredwolff%2Fsimple-prompt-rs" "/workspace/builds/worker-79/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-79/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jaredwolff/simple-prompt-rs on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-79/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" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d1afedc0d64c602e9e0f2b3f31feff6c3a709f380760c8866cd6fe968ebbc29b
[INFO] running `Command { std: "docker" "start" "-a" "d1afedc0d64c602e9e0f2b3f31feff6c3a709f380760c8866cd6fe968ebbc29b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1afedc0d64c602e9e0f2b3f31feff6c3a709f380760c8866cd6fe968ebbc29b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1afedc0d64c602e9e0f2b3f31feff6c3a709f380760c8866cd6fe968ebbc29b", kill_on_drop: false }`
[INFO] [stdout] d1afedc0d64c602e9e0f2b3f31feff6c3a709f380760c8866cd6fe968ebbc29b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8bcee8dd8a75cbdb1d879079ec3785015dcf5bbf1ae316b4ee8e6a7c6b98b98e
[INFO] running `Command { std: "docker" "start" "-a" "8bcee8dd8a75cbdb1d879079ec3785015dcf5bbf1ae316b4ee8e6a7c6b98b98e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling simple-prompt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "8bcee8dd8a75cbdb1d879079ec3785015dcf5bbf1ae316b4ee8e6a7c6b98b98e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bcee8dd8a75cbdb1d879079ec3785015dcf5bbf1ae316b4ee8e6a7c6b98b98e", kill_on_drop: false }`
[INFO] [stdout] 8bcee8dd8a75cbdb1d879079ec3785015dcf5bbf1ae316b4ee8e6a7c6b98b98e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 965f9ee66006593a86755a9edaf7919b8d7afdc002d4442b975e06597f67bf8b
[INFO] running `Command { std: "docker" "start" "-a" "965f9ee66006593a86755a9edaf7919b8d7afdc002d4442b975e06597f67bf8b", 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` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "965f9ee66006593a86755a9edaf7919b8d7afdc002d4442b975e06597f67bf8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "965f9ee66006593a86755a9edaf7919b8d7afdc002d4442b975e06597f67bf8b", kill_on_drop: false }`
[INFO] [stdout] 965f9ee66006593a86755a9edaf7919b8d7afdc002d4442b975e06597f67bf8b