[INFO] cloning repository https://github.com/danielzgtg/new-planner
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/danielzgtg/new-planner" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanielzgtg%2Fnew-planner", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanielzgtg%2Fnew-planner'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c3fa2ea6f499e8e548c48539825e5abce540759b
[INFO] testing danielzgtg/new-planner against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanielzgtg%2Fnew-planner" "/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/danielzgtg/new-planner on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/danielzgtg/new-planner
[INFO] finished tweaking git repo https://github.com/danielzgtg/new-planner
[INFO] tweaked toml for git repo https://github.com/danielzgtg/new-planner written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/danielzgtg/new-planner already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 099325e82c84f68e3ae597d7d3c915c752e1b7b6a0070770fac5f97fa4557afa
[INFO] running `Command { std: "docker" "start" "-a" "099325e82c84f68e3ae597d7d3c915c752e1b7b6a0070770fac5f97fa4557afa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "099325e82c84f68e3ae597d7d3c915c752e1b7b6a0070770fac5f97fa4557afa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "099325e82c84f68e3ae597d7d3c915c752e1b7b6a0070770fac5f97fa4557afa", kill_on_drop: false }`
[INFO] [stdout] 099325e82c84f68e3ae597d7d3c915c752e1b7b6a0070770fac5f97fa4557afa
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2ebc59ae4b75e201890bafef59264db2bff5f7427591cba5297cc164e05171b
[INFO] running `Command { std: "docker" "start" "-a" "f2ebc59ae4b75e201890bafef59264db2bff5f7427591cba5297cc164e05171b", kill_on_drop: false }`
[INFO] [stderr]    Compiling new-planner v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no method named `unwrap_none` found for enum `Option` in the current scope
[INFO] [stdout]   --> src/loader.rs:29:26
[INFO] [stdout]    |
[INFO] [stdout] 29 |             split.next().unwrap_none();
[INFO] [stdout]    |                          ^^^^^^^^^^^ help: there is an associated function with a similar name: `unwrap_or`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `expect_none` found for enum `Option` in the current scope
[INFO] [stdout]   --> src/loader.rs:46:28
[INFO] [stdout]    |
[INFO] [stdout] 46 |     learning_descs.first().expect_none("Must have exam after all the studying");
[INFO] [stdout]    |                            ^^^^^^^^^^^ method not found in `Option<&&str>`
[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 E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `new-planner` due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "f2ebc59ae4b75e201890bafef59264db2bff5f7427591cba5297cc164e05171b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2ebc59ae4b75e201890bafef59264db2bff5f7427591cba5297cc164e05171b", kill_on_drop: false }`
[INFO] [stdout] f2ebc59ae4b75e201890bafef59264db2bff5f7427591cba5297cc164e05171b