[INFO] fetching crate quillmark-python 0.1.17...
[INFO] checking quillmark-python-0.1.17 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate quillmark-python 0.1.17 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate quillmark-python 0.1.17
[INFO] finished tweaking crates.io crate quillmark-python 0.1.17
[INFO] tweaked toml for crates.io crate quillmark-python 0.1.17 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate quillmark-python 0.1.17 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate quillmark-python 0.1.17 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 08e1e7e57c106266be22c6a6c58bf304b5d81844db47094ea8ffc961de3f96ee
[INFO] running `Command { std: "docker" "start" "-a" "08e1e7e57c106266be22c6a6c58bf304b5d81844db47094ea8ffc961de3f96ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08e1e7e57c106266be22c6a6c58bf304b5d81844db47094ea8ffc961de3f96ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08e1e7e57c106266be22c6a6c58bf304b5d81844db47094ea8ffc961de3f96ee", kill_on_drop: false }`
[INFO] [stdout] 08e1e7e57c106266be22c6a6c58bf304b5d81844db47094ea8ffc961de3f96ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46d0e5980933c4b3d75501b7b8d9ecc8609ae496da34d5411196f0246c133b7e
[INFO] running `Command { std: "docker" "start" "-a" "46d0e5980933c4b3d75501b7b8d9ecc8609ae496da34d5411196f0246c133b7e", kill_on_drop: false }`
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[INFO] [stderr]     Checking typst-library v0.13.1
[INFO] [stderr]     Checking quillmark-core v0.1.17
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[INFO] [stderr]     Checking quillmark-typst v0.1.17
[INFO] [stderr]     Checking quillmark v0.1.17
[INFO] [stderr]     Checking quillmark-python v0.1.17 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<std::string::String>, Infallible>
[INFO] [stdout]   --> src/types.rs:60:38
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn registered_backends(&self) -> Vec<String> {
[INFO] [stdout]    |                                      ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<std::string::String>, Infallible>
[INFO] [stdout]   --> src/types.rs:68:36
[INFO] [stdout]    |
[INFO] [stdout] 68 |     fn registered_quills(&self) -> Vec<String> {
[INFO] [stdout]    |                                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<std::string::String>, Infallible>
[INFO] [stdout]    --> src/types.rs:180:38
[INFO] [stdout]     |
[INFO] [stdout] 180 |     fn dynamic_asset_names(&self) -> Vec<String> {
[INFO] [stdout]     |                                      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<std::string::String>, Infallible>
[INFO] [stdout]    --> src/types.rs:184:37
[INFO] [stdout]     |
[INFO] [stdout] 184 |     fn dynamic_font_names(&self) -> Vec<String> {
[INFO] [stdout]     |                                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<&str>, Infallible>
[INFO] [stdout]    --> src/types.rs:267:23
[INFO] [stdout]     |
[INFO] [stdout] 267 |     fn body(&self) -> Option<&str> {
[INFO] [stdout]     |                       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<&str>, Infallible>
[INFO] [stdout]    --> src/types.rs:287:28
[INFO] [stdout]     |
[INFO] [stdout] 287 |     fn quill_tag(&self) -> Option<&str> {
[INFO] [stdout]     |                            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `quillmark-python` (lib test) due to 6 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<std::string::String>, Infallible>
[INFO] [stdout]   --> src/types.rs:60:38
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn registered_backends(&self) -> Vec<String> {
[INFO] [stdout]    |                                      ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<std::string::String>, Infallible>
[INFO] [stdout]   --> src/types.rs:68:36
[INFO] [stdout]    |
[INFO] [stdout] 68 |     fn registered_quills(&self) -> Vec<String> {
[INFO] [stdout]    |                                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<std::string::String>, Infallible>
[INFO] [stdout]    --> src/types.rs:180:38
[INFO] [stdout]     |
[INFO] [stdout] 180 |     fn dynamic_asset_names(&self) -> Vec<String> {
[INFO] [stdout]     |                                      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<std::string::String>, Infallible>
[INFO] [stdout]    --> src/types.rs:184:37
[INFO] [stdout]     |
[INFO] [stdout] 184 |     fn dynamic_font_names(&self) -> Vec<String> {
[INFO] [stdout]     |                                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<&str>, Infallible>
[INFO] [stdout]    --> src/types.rs:267:23
[INFO] [stdout]     |
[INFO] [stdout] 267 |     fn body(&self) -> Option<&str> {
[INFO] [stdout]     |                       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<&str>, Infallible>
[INFO] [stdout]    --> src/types.rs:287:28
[INFO] [stdout]     |
[INFO] [stdout] 287 |     fn quill_tag(&self) -> Option<&str> {
[INFO] [stdout]     |                            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `quillmark-python` (lib) due to 6 previous errors
[INFO] running `Command { std: "docker" "inspect" "46d0e5980933c4b3d75501b7b8d9ecc8609ae496da34d5411196f0246c133b7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46d0e5980933c4b3d75501b7b8d9ecc8609ae496da34d5411196f0246c133b7e", kill_on_drop: false }`
[INFO] [stdout] 46d0e5980933c4b3d75501b7b8d9ecc8609ae496da34d5411196f0246c133b7e
