[INFO] updating cached repository julianbieber/csv_split [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/julianbieber/csv_split [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/julianbieber/csv_split" "work/ex/beta-1.38-1/sources/1.37.0/gh/julianbieber/csv_split"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/julianbieber/csv_split'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/julianbieber/csv_split" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/julianbieber/csv_split"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/julianbieber/csv_split'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 8e9465771ed50762ef84049bb428ac2941da89da [INFO] sha for GitHub repo julianbieber/csv_split: 8e9465771ed50762ef84049bb428ac2941da89da [INFO] validating manifest of julianbieber/csv_split on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of julianbieber/csv_split on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing julianbieber/csv_split [INFO] finished frobbing julianbieber/csv_split [INFO] frobbed toml for julianbieber/csv_split written to work/ex/beta-1.38-1/sources/1.37.0/gh/julianbieber/csv_split/Cargo.toml [INFO] started frobbing julianbieber/csv_split [INFO] finished frobbing julianbieber/csv_split [INFO] frobbed toml for julianbieber/csv_split written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/julianbieber/csv_split/Cargo.toml [INFO] crate julianbieber/csv_split already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing julianbieber/csv_split against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/julianbieber/csv_split:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"` [INFO] [stdout] aae76825825e3d80c609c44ebe98c56b0e5af7b6a7783e847f757fc5c441cf40 [INFO] running `"docker" "start" "-a" "aae76825825e3d80c609c44ebe98c56b0e5af7b6a7783e847f757fc5c441cf40"` [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling syn v0.15.42 [INFO] [stderr] Compiling serde v1.0.97 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling regex-automata v0.1.8 [INFO] [stderr] Compiling csv-core v0.1.6 [INFO] [stderr] Compiling structopt-derive v0.2.18 [INFO] [stderr] Compiling structopt v0.2.18 [INFO] [stderr] Compiling bstr v0.2.4 [INFO] [stderr] Compiling csv v1.1.1 [INFO] [stderr] Compiling csv_split v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/main.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `csv::Reader` [INFO] [stderr] --> src/main.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use csv::Reader; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `HashMap`, `HashSet` [INFO] [stderr] --> src/main.rs:9:24 [INFO] [stderr] | [INFO] [stderr] 9 | use std::collections::{HashSet, HashMap}; [INFO] [stderr] | ^^^^^^^ ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::net::Shutdown::Write` [INFO] [stderr] --> src/main.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | use std::net::Shutdown::Write; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:25:83 [INFO] [stderr] | [INFO] [stderr] 25 | let id_index: usize = reader.headers().expect("").iter().enumerate().filter(|(i, header)| { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `arguments` [INFO] [stderr] --> src/main.rs:53:9 [INFO] [stderr] | [INFO] [stderr] 53 | let arguments: Vec = env::args().collect(); [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_arguments` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:39:13 [INFO] [stderr] | [INFO] [stderr] 39 | writer.write_record(row.iter()); [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:40:13 [INFO] [stderr] | [INFO] [stderr] 40 | writer.flush(); [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:43:13 [INFO] [stderr] | [INFO] [stderr] 43 | writer.write_record(header.iter()); [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 | writer.write_record(row.iter()); [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:45:13 [INFO] [stderr] | [INFO] [stderr] 45 | writer.flush(); [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 26.22s [INFO] running `"docker" "inspect" "aae76825825e3d80c609c44ebe98c56b0e5af7b6a7783e847f757fc5c441cf40"` [INFO] running `"docker" "rm" "-f" "aae76825825e3d80c609c44ebe98c56b0e5af7b6a7783e847f757fc5c441cf40"` [INFO] [stdout] aae76825825e3d80c609c44ebe98c56b0e5af7b6a7783e847f757fc5c441cf40 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/julianbieber/csv_split:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"` [INFO] [stdout] ca0950dc23a5541ac0a8f001986a8657b45c27bd1e5e8ab87e5f87c9e03a2528 [INFO] running `"docker" "start" "-a" "ca0950dc23a5541ac0a8f001986a8657b45c27bd1e5e8ab87e5f87c9e03a2528"` [INFO] [stderr] Compiling csv_split v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/main.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `csv::Reader` [INFO] [stderr] --> src/main.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use csv::Reader; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `HashMap`, `HashSet` [INFO] [stderr] --> src/main.rs:9:24 [INFO] [stderr] | [INFO] [stderr] 9 | use std::collections::{HashSet, HashMap}; [INFO] [stderr] | ^^^^^^^ ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::net::Shutdown::Write` [INFO] [stderr] --> src/main.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | use std::net::Shutdown::Write; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:25:83 [INFO] [stderr] | [INFO] [stderr] 25 | let id_index: usize = reader.headers().expect("").iter().enumerate().filter(|(i, header)| { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `arguments` [INFO] [stderr] --> src/main.rs:53:9 [INFO] [stderr] | [INFO] [stderr] 53 | let arguments: Vec = env::args().collect(); [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_arguments` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:39:13 [INFO] [stderr] | [INFO] [stderr] 39 | writer.write_record(row.iter()); [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:40:13 [INFO] [stderr] | [INFO] [stderr] 40 | writer.flush(); [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:43:13 [INFO] [stderr] | [INFO] [stderr] 43 | writer.write_record(header.iter()); [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 | writer.write_record(row.iter()); [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:45:13 [INFO] [stderr] | [INFO] [stderr] 45 | writer.flush(); [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 0.94s [INFO] running `"docker" "inspect" "ca0950dc23a5541ac0a8f001986a8657b45c27bd1e5e8ab87e5f87c9e03a2528"` [INFO] running `"docker" "rm" "-f" "ca0950dc23a5541ac0a8f001986a8657b45c27bd1e5e8ab87e5f87c9e03a2528"` [INFO] [stdout] ca0950dc23a5541ac0a8f001986a8657b45c27bd1e5e8ab87e5f87c9e03a2528 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/julianbieber/csv_split:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"` [INFO] [stdout] 6d4b4f9740ccea7f557c8f31e117d7fb17becab814fa8a611ea3a39741d6dba7 [INFO] running `"docker" "start" "-a" "6d4b4f9740ccea7f557c8f31e117d7fb17becab814fa8a611ea3a39741d6dba7"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running /opt/crater/target/debug/deps/csv_split-bd2f2bed6bf11d6b [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "6d4b4f9740ccea7f557c8f31e117d7fb17becab814fa8a611ea3a39741d6dba7"` [INFO] running `"docker" "rm" "-f" "6d4b4f9740ccea7f557c8f31e117d7fb17becab814fa8a611ea3a39741d6dba7"` [INFO] [stdout] 6d4b4f9740ccea7f557c8f31e117d7fb17becab814fa8a611ea3a39741d6dba7