[INFO] fetching crate mongodb-ext-derive 1.1.2...
[INFO] testing mongodb-ext-derive-1.1.2 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate mongodb-ext-derive 1.1.2 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate mongodb-ext-derive 1.1.2
[INFO] finished tweaking crates.io crate mongodb-ext-derive 1.1.2
[INFO] tweaked toml for crates.io crate mongodb-ext-derive 1.1.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mongodb-ext-derive 1.1.2 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 6 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.104)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf9b9e23432d5d327c9db78d18f43c97d744e4873e076596c1dc4f7b069e03bb
[INFO] running `Command { std: "docker" "start" "-a" "cf9b9e23432d5d327c9db78d18f43c97d744e4873e076596c1dc4f7b069e03bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf9b9e23432d5d327c9db78d18f43c97d744e4873e076596c1dc4f7b069e03bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf9b9e23432d5d327c9db78d18f43c97d744e4873e076596c1dc4f7b069e03bb", kill_on_drop: false }`
[INFO] [stdout] cf9b9e23432d5d327c9db78d18f43c97d744e4873e076596c1dc4f7b069e03bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] e076fad7d4f94efbe0ab6ff7ec883f4ca984571f3de4df639b768a80eeaa8850
[INFO] running `Command { std: "docker" "start" "-a" "e076fad7d4f94efbe0ab6ff7ec883f4ca984571f3de4df639b768a80eeaa8850", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling convert_case v0.8.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling mongodb-ext-derive v1.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:65:29
[INFO] [stdout]    |
[INFO] [stdout] 65 |                 case = Some(c);
[INFO] [stdout]    |                        ---- ^ expected `Case<'_>`, found `&Case<'_>`
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        arguments to this enum variant are incorrect
[INFO] [stdout]    |
[INFO] [stdout] help: the type constructed contains `&Case<'_>` due to the type of the argument passed
[INFO] [stdout]   --> src/lib.rs:65:24
[INFO] [stdout]    |
[INFO] [stdout] 65 |                 case = Some(c);
[INFO] [stdout]    |                        ^^^^^-^
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             this argument influences the type of `Some`
[INFO] [stdout] note: tuple variant defined here
[INFO] [stdout]   --> /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/option.rs:599:5
[INFO] [stdout] help: consider dereferencing the borrow
[INFO] [stdout]    |
[INFO] [stdout] 65 |                 case = Some(*c);
[INFO] [stdout]    |                             +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mongodb-ext-derive` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "e076fad7d4f94efbe0ab6ff7ec883f4ca984571f3de4df639b768a80eeaa8850", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e076fad7d4f94efbe0ab6ff7ec883f4ca984571f3de4df639b768a80eeaa8850", kill_on_drop: false }`
[INFO] [stdout] e076fad7d4f94efbe0ab6ff7ec883f4ca984571f3de4df639b768a80eeaa8850