[INFO] cloning repository sbalaji1996/tokenizer [INFO] running `"git" "clone" "--bare" "git://github.com/sbalaji1996/tokenizer.git" "work/cache/sources/gh/sbalaji1996/tokenizer"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/sbalaji1996/tokenizer'... [INFO] running `"git" "clone" "work/cache/sources/gh/sbalaji1996/tokenizer" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/sbalaji1996/tokenizer"` [INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/sbalaji1996/tokenizer'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/sbalaji1996/tokenizer" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/sbalaji1996/tokenizer"` [INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/sbalaji1996/tokenizer'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] f2221939e0cc4a8fcdda4a5302ec13d87bb41e77 [INFO] sha for GitHub repo sbalaji1996/tokenizer: f2221939e0cc4a8fcdda4a5302ec13d87bb41e77 [INFO] validating manifest of sbalaji1996/tokenizer on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of sbalaji1996/tokenizer on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing sbalaji1996/tokenizer [INFO] finished frobbing sbalaji1996/tokenizer [INFO] frobbed toml for sbalaji1996/tokenizer written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/sbalaji1996/tokenizer/Cargo.toml [INFO] started frobbing sbalaji1996/tokenizer [INFO] finished frobbing sbalaji1996/tokenizer [INFO] frobbed toml for sbalaji1996/tokenizer written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/sbalaji1996/tokenizer/Cargo.toml [INFO] crate sbalaji1996/tokenizer already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing sbalaji1996/tokenizer against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-7/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/sbalaji1996/tokenizer:/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"` [INFO] [stdout] 0b0f79914b3c5cf12fdaffdf0c7143811c685b5712813cab81c4b4707f5bbe86 [INFO] running `"docker" "start" "-a" "0b0f79914b3c5cf12fdaffdf0c7143811c685b5712813cab81c4b4707f5bbe86"` [INFO] [stderr] Compiling itoa v0.3.3 [INFO] [stderr] Compiling serde v1.0.14 [INFO] [stderr] Compiling textwrap v0.7.0 [INFO] [stderr] Compiling serde_derive v1.0.14 [INFO] [stderr] Compiling clap v2.26.0 [INFO] [stderr] Compiling serde_json v1.0.3 [INFO] [stderr] Compiling tokenizer v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::io::BufReader` [INFO] [stderr] --> src/main.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | use std::io::BufReader; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:34:5 [INFO] [stderr] | [INFO] [stderr] 34 | tokenize(contents); [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] Finished dev [unoptimized + debuginfo] target(s) in 46.48s [INFO] running `"docker" "inspect" "0b0f79914b3c5cf12fdaffdf0c7143811c685b5712813cab81c4b4707f5bbe86"` [INFO] running `"docker" "rm" "-f" "0b0f79914b3c5cf12fdaffdf0c7143811c685b5712813cab81c4b4707f5bbe86"` [INFO] [stdout] 0b0f79914b3c5cf12fdaffdf0c7143811c685b5712813cab81c4b4707f5bbe86 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-7/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/sbalaji1996/tokenizer:/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"` [INFO] [stdout] 478f867c47c7dd6d3de78a1ee0c132cfbb45ae187255bebe8bb397433f718f32 [INFO] running `"docker" "start" "-a" "478f867c47c7dd6d3de78a1ee0c132cfbb45ae187255bebe8bb397433f718f32"` [INFO] [stderr] Compiling tokenizer v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::io::BufReader` [INFO] [stderr] --> src/main.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | use std::io::BufReader; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:34:5 [INFO] [stderr] | [INFO] [stderr] 34 | tokenize(contents); [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] Finished dev [unoptimized + debuginfo] target(s) in 1.01s [INFO] running `"docker" "inspect" "478f867c47c7dd6d3de78a1ee0c132cfbb45ae187255bebe8bb397433f718f32"` [INFO] running `"docker" "rm" "-f" "478f867c47c7dd6d3de78a1ee0c132cfbb45ae187255bebe8bb397433f718f32"` [INFO] [stdout] 478f867c47c7dd6d3de78a1ee0c132cfbb45ae187255bebe8bb397433f718f32 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-7/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/sbalaji1996/tokenizer:/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen"` [INFO] [stdout] 0ef52bcf0cf962a4d538274f0f89abdc606d12e752989800a6156d6281a43ff3 [INFO] running `"docker" "start" "-a" "0ef52bcf0cf962a4d538274f0f89abdc606d12e752989800a6156d6281a43ff3"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running /opt/crater/target/debug/deps/tokenizer-4561edfd6315fe90 [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" "0ef52bcf0cf962a4d538274f0f89abdc606d12e752989800a6156d6281a43ff3"` [INFO] running `"docker" "rm" "-f" "0ef52bcf0cf962a4d538274f0f89abdc606d12e752989800a6156d6281a43ff3"` [INFO] [stdout] 0ef52bcf0cf962a4d538274f0f89abdc606d12e752989800a6156d6281a43ff3