[INFO] fetching crate pyo3-graphster 0.0.0-a0...
[INFO] checking pyo3-graphster-0.0.0-a0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate pyo3-graphster 0.0.0-a0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate pyo3-graphster 0.0.0-a0
[INFO] finished tweaking crates.io crate pyo3-graphster 0.0.0-a0
[INFO] tweaked toml for crates.io crate pyo3-graphster 0.0.0-a0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pyo3-graphster 0.0.0-a0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 203 packages to latest compatible versions
[INFO] [stderr]       Adding hashbrown v0.11.2 (available: v0.16.0)
[INFO] [stderr]       Adding polars v0.40.0 (available: v0.52.0)
[INFO] [stderr]       Adding pyo3 v0.21.2 (available: v0.27.1)
[INFO] [stderr]       Adding pyo3-polars v0.14.0 (available: v0.25.0)
[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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] fa1ffb344d8761a0504d77d09e2c4af7f4ef00a45d223d09567fcbd9094622ba
[INFO] running `Command { std: "docker" "start" "-a" "fa1ffb344d8761a0504d77d09e2c4af7f4ef00a45d223d09567fcbd9094622ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa1ffb344d8761a0504d77d09e2c4af7f4ef00a45d223d09567fcbd9094622ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa1ffb344d8761a0504d77d09e2c4af7f4ef00a45d223d09567fcbd9094622ba", kill_on_drop: false }`
[INFO] [stdout] fa1ffb344d8761a0504d77d09e2c4af7f4ef00a45d223d09567fcbd9094622ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] b348d7b16248fbd5cb7d5f4d2ea3c787daff323df75a186e50c17b843e423c18
[INFO] running `Command { std: "docker" "start" "-a" "b348d7b16248fbd5cb7d5f4d2ea3c787daff323df75a186e50c17b843e423c18", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-lexicon v0.12.16
[INFO] [stderr]     Checking unindent v0.2.4
[INFO] [stderr]    Compiling indoc v2.0.7
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking graphster v0.0.0-a5
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]     Checking ahash v0.7.8
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling pyo3-build-config v0.21.2
[INFO] [stderr]    Compiling pyo3-ffi v0.21.2
[INFO] [stderr]    Compiling pyo3 v0.21.2
[INFO] [stderr]    Compiling pyo3-macros-backend v0.21.2
[INFO] [stderr]    Compiling pyo3-macros v0.21.2
[INFO] [stderr]     Checking pyo3-graphster v0.0.0-a0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<PyDataGraph, Infallible>
[INFO] [stdout]   --> src/graph.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[pymethods]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]    = note: this error originates in the attribute macro `pymethods` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pyo3-graphster` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<PyDataGraph, Infallible>
[INFO] [stdout]   --> src/graph.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[pymethods]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]    = note: this error originates in the attribute macro `pymethods` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pyo3-graphster` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "b348d7b16248fbd5cb7d5f4d2ea3c787daff323df75a186e50c17b843e423c18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b348d7b16248fbd5cb7d5f4d2ea3c787daff323df75a186e50c17b843e423c18", kill_on_drop: false }`
[INFO] [stdout] b348d7b16248fbd5cb7d5f4d2ea3c787daff323df75a186e50c17b843e423c18
