[INFO] updating cached repository https://github.com/WonkySpecs/vocabulearn [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 435e355071c8d736b8b5f57716cc890d01e3aea2 [INFO] checking WonkySpecs/vocabulearn against try#1a608893c03d7722effeb0058e82770bd36b4b3c for pr-66504-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWonkySpecs%2Fvocabulearn" "/workspace/builds/worker-1/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/WonkySpecs/vocabulearn on toolchain 1a608893c03d7722effeb0058e82770bd36b4b3c [INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/WonkySpecs/vocabulearn [INFO] finished tweaking git repo https://github.com/WonkySpecs/vocabulearn [INFO] tweaked toml for git repo https://github.com/WonkySpecs/vocabulearn written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/WonkySpecs/vocabulearn already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] c3e11254b9331403763347ec294aca0bb834d0ba47f6aca613a02901dc96e1b1 [INFO] running `"docker" "start" "-a" "c3e11254b9331403763347ec294aca0bb834d0ba47f6aca613a02901dc96e1b1"` [INFO] [stderr] Checking memchr v2.2.1 [INFO] [stderr] Checking chrono v0.4.9 [INFO] [stderr] Checking csv-core v0.1.6 [INFO] [stderr] Checking bstr v0.2.8 [INFO] [stderr] Checking csv v1.1.1 [INFO] [stderr] Checking vocabulearn v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/data.rs:109:57 [INFO] [stderr] | [INFO] [stderr] 109 | fn save_vocab(&self) -> std::result::Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/data.rs:109:57 [INFO] [stderr] | [INFO] [stderr] 109 | fn save_vocab(&self) -> std::result::Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `labels` [INFO] [stderr] --> src/data.rs:46:5 [INFO] [stderr] | [INFO] [stderr] 46 | labels: HashMap, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `label_mapping` [INFO] [stderr] --> src/data.rs:47:5 [INFO] [stderr] | [INFO] [stderr] 47 | label_mapping: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `labels_file` [INFO] [stderr] --> src/data.rs:49:5 [INFO] [stderr] | [INFO] [stderr] 49 | labels_file: String, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `map_file` [INFO] [stderr] --> src/data.rs:50:5 [INFO] [stderr] | [INFO] [stderr] 50 | map_file: String, [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/data.rs:106:9 [INFO] [stderr] | [INFO] [stderr] 106 | self.save_vocab(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/data.rs:118:9 [INFO] [stderr] | [INFO] [stderr] 118 | fs::rename(&self.vocab_file, archive_file); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/data.rs:119:9 [INFO] [stderr] | [INFO] [stderr] 119 | fs::rename(new_file, &self.vocab_file); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: field is never read: `labels` [INFO] [stderr] --> src/data.rs:46:5 [INFO] [stderr] | [INFO] [stderr] 46 | labels: HashMap, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `label_mapping` [INFO] [stderr] --> src/data.rs:47:5 [INFO] [stderr] | [INFO] [stderr] 47 | label_mapping: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `labels_file` [INFO] [stderr] --> src/data.rs:49:5 [INFO] [stderr] | [INFO] [stderr] 49 | labels_file: String, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `map_file` [INFO] [stderr] --> src/data.rs:50:5 [INFO] [stderr] | [INFO] [stderr] 50 | map_file: String, [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/data.rs:106:9 [INFO] [stderr] | [INFO] [stderr] 106 | self.save_vocab(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/data.rs:118:9 [INFO] [stderr] | [INFO] [stderr] 118 | fs::rename(&self.vocab_file, archive_file); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/data.rs:119:9 [INFO] [stderr] | [INFO] [stderr] 119 | fs::rename(new_file, &self.vocab_file); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.87s [INFO] running `"docker" "inspect" "c3e11254b9331403763347ec294aca0bb834d0ba47f6aca613a02901dc96e1b1"` [INFO] running `"docker" "rm" "-f" "c3e11254b9331403763347ec294aca0bb834d0ba47f6aca613a02901dc96e1b1"` [INFO] [stdout] c3e11254b9331403763347ec294aca0bb834d0ba47f6aca613a02901dc96e1b1