[INFO] cloning repository https://github.com/spabramov/pyo3-playground [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/spabramov/pyo3-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspabramov%2Fpyo3-playground", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspabramov%2Fpyo3-playground'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2dbe25af1fa3929f49592ebb4193a62c7b03eba8 [INFO] checking spabramov/pyo3-playground against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspabramov%2Fpyo3-playground" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/spabramov/pyo3-playground [INFO] finished tweaking git repo https://github.com/spabramov/pyo3-playground [INFO] tweaked toml for git repo https://github.com/spabramov/pyo3-playground written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/spabramov/pyo3-playground 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 git repo https://github.com/spabramov/pyo3-playground 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-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] 4240af84f0e28bebeff6438ca0fe1edebc88e87c56d398740278c2b39a4ae29a [INFO] running `Command { std: "docker" "start" "-a" "4240af84f0e28bebeff6438ca0fe1edebc88e87c56d398740278c2b39a4ae29a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4240af84f0e28bebeff6438ca0fe1edebc88e87c56d398740278c2b39a4ae29a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4240af84f0e28bebeff6438ca0fe1edebc88e87c56d398740278c2b39a4ae29a", kill_on_drop: false }` [INFO] [stdout] 4240af84f0e28bebeff6438ca0fe1edebc88e87c56d398740278c2b39a4ae29a [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] 07a086b463f91ccdb9c1f4e6000d4462244cac9a66c0d92c1cf5272b15184bc8 [INFO] running `Command { std: "docker" "start" "-a" "07a086b463f91ccdb9c1f4e6000d4462244cac9a66c0d92c1cf5272b15184bc8", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling indoc v2.0.6 [INFO] [stderr] Compiling pyo3-build-config v0.26.0 [INFO] [stderr] Compiling quote v1.0.41 [INFO] [stderr] Compiling syn v2.0.107 [INFO] [stderr] Compiling pyo3-ffi v0.26.0 [INFO] [stderr] Compiling pyo3-macros-backend v0.26.0 [INFO] [stderr] Compiling pyo3 v0.26.0 [INFO] [stderr] Compiling pyo3-macros v0.26.0 [INFO] [stderr] Checking pyo3-playground v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:26:61 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn rs_sleep(&self, py: Python<'_>, seconds: u64) -> u64 { [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, Infallible> [INFO] [stdout] --> src/main.rs:54:9 [INFO] [stdout] | [INFO] [stdout] 54 | py_run!(py, sys venv_paths, "sys.path = venv_paths"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `$crate::py_run_impl` which comes from the expansion of the macro `py_run` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:26:61 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn rs_sleep(&self, py: Python<'_>, seconds: u64) -> u64 { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/main.rs:54:9 [INFO] [stdout] | [INFO] [stdout] 54 | py_run!(py, sys venv_paths, "sys.path = venv_paths"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `$crate::py_run_impl` which comes from the expansion of the macro `py_run` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `pyo3-playground` (bin "pyo3-playground") due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `pyo3-playground` (bin "pyo3-playground" test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "07a086b463f91ccdb9c1f4e6000d4462244cac9a66c0d92c1cf5272b15184bc8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "07a086b463f91ccdb9c1f4e6000d4462244cac9a66c0d92c1cf5272b15184bc8", kill_on_drop: false }` [INFO] [stdout] 07a086b463f91ccdb9c1f4e6000d4462244cac9a66c0d92c1cf5272b15184bc8