[INFO] cloning repository https://github.com/WonkySpecs/vocabulearn [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/WonkySpecs/vocabulearn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWonkySpecs%2Fvocabulearn", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWonkySpecs%2Fvocabulearn'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 435e355071c8d736b8b5f57716cc890d01e3aea2 [INFO] checking WonkySpecs/vocabulearn against beta for pr-78714 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWonkySpecs%2Fvocabulearn" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/WonkySpecs/vocabulearn on toolchain beta [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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-9/source/Cargo.toml [INFO] crate git repo https://github.com/WonkySpecs/vocabulearn already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 135b693f1a16085a0f583ad6888db6cee806c010e9e9505eb4fc01b6f7d3127e [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "135b693f1a16085a0f583ad6888db6cee806c010e9e9505eb4fc01b6f7d3127e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "135b693f1a16085a0f583ad6888db6cee806c010e9e9505eb4fc01b6f7d3127e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "135b693f1a16085a0f583ad6888db6cee806c010e9e9505eb4fc01b6f7d3127e", kill_on_drop: false }` [INFO] [stdout] 135b693f1a16085a0f583ad6888db6cee806c010e9e9505eb4fc01b6f7d3127e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "-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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] d33642cf6e554358c5991dca607e28164cc1579b7354589f4e9bda07d5092438 [INFO] running `Command { std: "docker" "start" "-a" "d33642cf6e554358c5991dca607e28164cc1579b7354589f4e9bda07d5092438", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling serde_derive v1.0.101 [INFO] [stderr] Checking serde v1.0.101 [INFO] [stderr] Checking bstr v0.2.8 [INFO] [stderr] Checking chrono v0.4.9 [INFO] [stderr] Checking csv v1.1.1 [INFO] [stderr] Checking vocabulearn v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/data.rs:109:57 [INFO] [stdout] | [INFO] [stdout] 109 | fn save_vocab(&self) -> std::result::Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/data.rs:109:57 [INFO] [stdout] | [INFO] [stdout] 109 | fn save_vocab(&self) -> std::result::Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `labels` [INFO] [stdout] --> src/data.rs:46:5 [INFO] [stdout] | [INFO] [stdout] 46 | labels: HashMap, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `label_mapping` [INFO] [stdout] --> src/data.rs:47:5 [INFO] [stdout] | [INFO] [stdout] 47 | label_mapping: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `labels_file` [INFO] [stdout] --> src/data.rs:49:5 [INFO] [stdout] | [INFO] [stdout] 49 | labels_file: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `map_file` [INFO] [stdout] --> src/data.rs:50:5 [INFO] [stdout] | [INFO] [stdout] 50 | map_file: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `labels` [INFO] [stdout] --> src/data.rs:46:5 [INFO] [stdout] | [INFO] [stdout] 46 | labels: HashMap, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `label_mapping` [INFO] [stdout] --> src/data.rs:47:5 [INFO] [stdout] | [INFO] [stdout] 47 | label_mapping: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `labels_file` [INFO] [stdout] --> src/data.rs:49:5 [INFO] [stdout] | [INFO] [stdout] 49 | labels_file: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `map_file` [INFO] [stdout] --> src/data.rs:50:5 [INFO] [stdout] | [INFO] [stdout] 50 | map_file: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/data.rs:106:9 [INFO] [stdout] | [INFO] [stdout] 106 | self.save_vocab(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/data.rs:118:9 [INFO] [stdout] | [INFO] [stdout] 118 | fs::rename(&self.vocab_file, archive_file); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/data.rs:119:9 [INFO] [stdout] | [INFO] [stdout] 119 | fs::rename(new_file, &self.vocab_file); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/data.rs:106:9 [INFO] [stdout] | [INFO] [stdout] 106 | self.save_vocab(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/data.rs:118:9 [INFO] [stdout] | [INFO] [stdout] 118 | fs::rename(&self.vocab_file, archive_file); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/data.rs:119:9 [INFO] [stdout] | [INFO] [stdout] 119 | fs::rename(new_file, &self.vocab_file); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 32.33s [INFO] running `Command { std: "docker" "inspect" "d33642cf6e554358c5991dca607e28164cc1579b7354589f4e9bda07d5092438", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d33642cf6e554358c5991dca607e28164cc1579b7354589f4e9bda07d5092438", kill_on_drop: false }` [INFO] [stdout] d33642cf6e554358c5991dca607e28164cc1579b7354589f4e9bda07d5092438