[INFO] cloning repository https://github.com/MJ147/stuff-registry
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MJ147/stuff-registry" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMJ147%2Fstuff-registry", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMJ147%2Fstuff-registry'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 85ec9c325789cd228460569b2a696799b9688dc7
[INFO] testing MJ147/stuff-registry against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMJ147%2Fstuff-registry" "/workspace/builds/worker-39/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-39/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MJ147/stuff-registry 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/MJ147/stuff-registry
[INFO] finished tweaking git repo https://github.com/MJ147/stuff-registry
[INFO] tweaked toml for git repo https://github.com/MJ147/stuff-registry written to /workspace/builds/worker-39/source/Cargo.toml
[INFO] crate git repo https://github.com/MJ147/stuff-registry 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-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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] 0108d6f326d00dc551e81ca5a9540937e119284a6b0d0029672f8846b25fedbc
[INFO] running `Command { std: "docker" "start" "-a" "0108d6f326d00dc551e81ca5a9540937e119284a6b0d0029672f8846b25fedbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0108d6f326d00dc551e81ca5a9540937e119284a6b0d0029672f8846b25fedbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0108d6f326d00dc551e81ca5a9540937e119284a6b0d0029672f8846b25fedbc", kill_on_drop: false }`
[INFO] [stdout] 0108d6f326d00dc551e81ca5a9540937e119284a6b0d0029672f8846b25fedbc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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] fabc621564b795fa78e0257c870f6013075a505726aa10014cd55dfce916f0c0
[INFO] running `Command { std: "docker" "start" "-a" "fabc621564b795fa78e0257c870f6013075a505726aa10014cd55dfce916f0c0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling stuff-registry v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0004]: non-exhaustive patterns: `None` not covered
[INFO] [stdout]    --> src/main.rs:16:15
[INFO] [stdout]     |
[INFO] [stdout] 16  |         match storage_place {
[INFO] [stdout]     |               ^^^^^^^^^^^^^ pattern `None` not covered
[INFO] [stdout]     |
[INFO] [stdout]     = help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms
[INFO] [stdout]     = note: the matched value is of type `Option<&StoragePlace>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0596]: cannot borrow `x.items` as mutable, as it is behind a `&` reference
[INFO] [stdout]   --> src/main.rs:17:25
[INFO] [stdout]    |
[INFO] [stdout] 17 |             Some (x) => x.items.push(item),
[INFO] [stdout]    |                   -     ^^^^^^^^^^^^^^^^^^ `x` is a `&` reference, so the data it refers to cannot be borrowed as mutable
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   help: consider changing this to be a mutable reference: `&mut StoragePlace`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0004, E0596.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0004`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `stuff-registry` due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "fabc621564b795fa78e0257c870f6013075a505726aa10014cd55dfce916f0c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fabc621564b795fa78e0257c870f6013075a505726aa10014cd55dfce916f0c0", kill_on_drop: false }`
[INFO] [stdout] fabc621564b795fa78e0257c870f6013075a505726aa10014cd55dfce916f0c0