[INFO] cloning repository https://github.com/asukaminato0721/rs-fsrs-python [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/asukaminato0721/rs-fsrs-python" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasukaminato0721%2Frs-fsrs-python", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasukaminato0721%2Frs-fsrs-python'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a51bb9bb33e8de806aeb80157d0f7be3457373b1 [INFO] checking asukaminato0721/rs-fsrs-python 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%2Fasukaminato0721%2Frs-fsrs-python" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/asukaminato0721/rs-fsrs-python [INFO] finished tweaking git repo https://github.com/asukaminato0721/rs-fsrs-python [INFO] tweaked toml for git repo https://github.com/asukaminato0721/rs-fsrs-python written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/asukaminato0721/rs-fsrs-python 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/asukaminato0721/rs-fsrs-python 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 6722597fbf823fddb1e1324de2a44f4214b185cefa9c597f6c3826bf54314445 [INFO] running `Command { std: "docker" "start" "-a" "6722597fbf823fddb1e1324de2a44f4214b185cefa9c597f6c3826bf54314445", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6722597fbf823fddb1e1324de2a44f4214b185cefa9c597f6c3826bf54314445", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6722597fbf823fddb1e1324de2a44f4214b185cefa9c597f6c3826bf54314445", kill_on_drop: false }` [INFO] [stdout] 6722597fbf823fddb1e1324de2a44f4214b185cefa9c597f6c3826bf54314445 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 95c502680fb1ae98ebe0b85b91ae8141feb90dbd8d8300650a73c5bba225ef57 [INFO] running `Command { std: "docker" "start" "-a" "95c502680fb1ae98ebe0b85b91ae8141feb90dbd8d8300650a73c5bba225ef57", kill_on_drop: false }` [INFO] [stderr] Compiling target-lexicon v0.12.16 [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling unicode-ident v1.0.13 [INFO] [stderr] Compiling serde v1.0.210 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling memoffset v0.9.1 [INFO] [stderr] Compiling indoc v2.0.5 [INFO] [stderr] Checking unindent v0.2.3 [INFO] [stderr] Compiling pyo3-build-config v0.22.4 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Compiling pyo3-ffi v0.22.4 [INFO] [stderr] Compiling pyo3-macros-backend v0.22.4 [INFO] [stderr] Compiling pyo3 v0.22.4 [INFO] [stderr] Checking chrono v0.4.38 [INFO] [stderr] Checking fsrs v1.0.0 (https://github.com/open-spaced-repetition/rs-fsrs?rev=5e6d336#5e6d3361) [INFO] [stderr] Compiling pyo3-macros v0.22.4 [INFO] [stderr] Checking rs-fsrs-python v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `DateTime` and `Utc` [INFO] [stdout] --> src/lib.rs:1:14 [INFO] [stdout] | [INFO] [stdout] 1 | use chrono::{DateTime, Utc}; [INFO] [stdout] | ^^^^^^^^ ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/lib.rs:14:25 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn default() -> Self { [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 [INFO] [stdout] --> src/lib.rs:17:62 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn repeat(&self, card: Card, now: Py) -> RecordLog { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/lib.rs:159:37 [INFO] [stdout] | [INFO] [stdout] 159 | pub fn get(&self, r: Rating) -> SchedulingInfo { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rs-fsrs-python` (lib) due to 3 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused imports: `DateTime` and `Utc` [INFO] [stdout] --> src/lib.rs:1:14 [INFO] [stdout] | [INFO] [stdout] 1 | use chrono::{DateTime, Utc}; [INFO] [stdout] | ^^^^^^^^ ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/lib.rs:14:25 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn default() -> Self { [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 [INFO] [stdout] --> src/lib.rs:17:62 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn repeat(&self, card: Card, now: Py) -> RecordLog { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/lib.rs:159:37 [INFO] [stdout] | [INFO] [stdout] 159 | pub fn get(&self, r: Rating) -> SchedulingInfo { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rs-fsrs-python` (lib test) due to 3 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "95c502680fb1ae98ebe0b85b91ae8141feb90dbd8d8300650a73c5bba225ef57", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "95c502680fb1ae98ebe0b85b91ae8141feb90dbd8d8300650a73c5bba225ef57", kill_on_drop: false }` [INFO] [stdout] 95c502680fb1ae98ebe0b85b91ae8141feb90dbd8d8300650a73c5bba225ef57