[INFO] crate datagen 0.1.4 is already in cache [INFO] checking datagen-0.1.4 against try#8a5e87609850cdd8679aada01eb0f3062f254ca8 for pr-71140 [INFO] extracting crate datagen 0.1.4 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate datagen 0.1.4 on toolchain 8a5e87609850cdd8679aada01eb0f3062f254ca8 [INFO] running `"/workspace/cargo-home/bin/cargo" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate datagen 0.1.4 [INFO] finished tweaking crates.io crate datagen 0.1.4 [INFO] tweaked toml for crates.io crate datagen 0.1.4 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate crates.io crate datagen 0.1.4 already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "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] ea3463995b3a36d59f8da9510e7b6e558e4c3d21f0a7609554b484b4086d59af [INFO] running `"docker" "start" "-a" "ea3463995b3a36d59f8da9510e7b6e558e4c3d21f0a7609554b484b4086d59af"` [INFO] [stderr] Compiling serde v1.0.102 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling pulldown-cmark v0.1.2 [INFO] [stderr] Checking semver-parser v0.7.0 [INFO] [stderr] Compiling num-traits v0.2.9 [INFO] [stderr] Compiling bincode v1.2.0 [INFO] [stderr] Checking getrandom v0.1.13 [INFO] [stderr] Checking regex-automata v0.1.8 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Checking structopt v0.2.18 [INFO] [stderr] Compiling synstructure v0.12.3 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking rand v0.7.2 [INFO] [stderr] Checking csv-core v0.1.6 [INFO] [stderr] Checking num-integer v0.1.41 [INFO] [stderr] Checking chrono v0.4.9 [INFO] [stderr] Compiling failure_derive v0.1.6 [INFO] [stderr] Checking rand_distr v0.2.2 [INFO] [stderr] Checking fake v2.2.0 [INFO] [stderr] Checking failure v0.1.6 [INFO] [stderr] Checking failure-tools v4.0.3 [INFO] [stderr] Checking serde_json v1.0.41 [INFO] [stderr] Checking bstr v0.2.8 [INFO] [stderr] Checking serde_yaml v0.8.11 [INFO] [stderr] Checking toml v0.4.10 [INFO] [stderr] Checking csv v1.1.1 [INFO] [stderr] Checking version-sync v0.5.0 [INFO] [stderr] Checking avro-rs v0.6.5 [INFO] [stderr] Checking datagen v0.1.4 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `fake::locales::EN` [INFO] [stderr] --> src/fakegen.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use fake::locales::EN; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Uniform` [INFO] [stderr] --> src/fakegen.rs:9:40 [INFO] [stderr] | [INFO] [stderr] 9 | use rand_distr::{Distribution, Normal, Uniform}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `fake::locales::EN` [INFO] [stderr] --> src/fakegen.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use fake::locales::EN; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Uniform` [INFO] [stderr] --> src/fakegen.rs:9:40 [INFO] [stderr] | [INFO] [stderr] 9 | use rand_distr::{Distribution, Normal, Uniform}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:108:5 [INFO] [stderr] | [INFO] [stderr] 108 | sink.start_array(); [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/lib.rs:113:5 [INFO] [stderr] | [INFO] [stderr] 113 | sink.end_array(); [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/sinks/json_sink.rs:46:30 [INFO] [stderr] | [INFO] [stderr] 46 | if !self.2 { self.continue_object(); } else { self.2 = false; } [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/sinks/json_sink.rs:49:17 [INFO] [stderr] | [INFO] [stderr] 49 | wrap_as_datagen_error(self.1.write(json_rec.as_bytes())); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:108:5 [INFO] [stderr] | [INFO] [stderr] 108 | sink.start_array(); [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/lib.rs:113:5 [INFO] [stderr] | [INFO] [stderr] 113 | sink.end_array(); [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/sinks/json_sink.rs:46:30 [INFO] [stderr] | [INFO] [stderr] 46 | if !self.2 { self.continue_object(); } else { self.2 = false; } [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/sinks/json_sink.rs:49:17 [INFO] [stderr] | [INFO] [stderr] 49 | wrap_as_datagen_error(self.1.write(json_rec.as_bytes())); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:31:13 [INFO] [stderr] | [INFO] [stderr] 31 | fs::create_dir_all(Path::new(&output_path).parent().unwrap()); [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/main.rs:33:13 [INFO] [stderr] | [INFO] [stderr] 33 | write_csv(writer, schema_path, num_records as i64, delimiter); [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/main.rs:44:13 [INFO] [stderr] | [INFO] [stderr] 44 | fs::create_dir_all(Path::new(&output_path).parent().unwrap()); [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/main.rs:46:13 [INFO] [stderr] | [INFO] [stderr] 46 | write_avro(writer, schema_path, num_records as i64); [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/main.rs:57:13 [INFO] [stderr] | [INFO] [stderr] 57 | fs::create_dir_all(Path::new(&output_path).parent().unwrap()); [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/main.rs:59:13 [INFO] [stderr] | [INFO] [stderr] 59 | write_json(writer, schema_path, num_records as i64); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:31:13 [INFO] [stderr] | [INFO] [stderr] 31 | fs::create_dir_all(Path::new(&output_path).parent().unwrap()); [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/main.rs:33:13 [INFO] [stderr] | [INFO] [stderr] 33 | write_csv(writer, schema_path, num_records as i64, delimiter); [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/main.rs:44:13 [INFO] [stderr] | [INFO] [stderr] 44 | fs::create_dir_all(Path::new(&output_path).parent().unwrap()); [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/main.rs:46:13 [INFO] [stderr] | [INFO] [stderr] 46 | write_avro(writer, schema_path, num_records as i64); [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/main.rs:57:13 [INFO] [stderr] | [INFO] [stderr] 57 | fs::create_dir_all(Path::new(&output_path).parent().unwrap()); [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/main.rs:59:13 [INFO] [stderr] | [INFO] [stderr] 59 | write_json(writer, schema_path, num_records as i64); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 32.38s [INFO] running `"docker" "inspect" "ea3463995b3a36d59f8da9510e7b6e558e4c3d21f0a7609554b484b4086d59af"` [INFO] running `"docker" "rm" "-f" "ea3463995b3a36d59f8da9510e7b6e558e4c3d21f0a7609554b484b4086d59af"` [INFO] [stdout] ea3463995b3a36d59f8da9510e7b6e558e4c3d21f0a7609554b484b4086d59af