[INFO] cloning repository racr-rust/racrc
[INFO] running `"git" "clone" "--bare" "git://github.com/racr-rust/racrc.git" "work/cache/sources/gh/racr-rust/racrc"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/racr-rust/racrc'...
[INFO] running `"git" "clone" "work/cache/sources/gh/racr-rust/racrc" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/racr-rust/racrc"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/racr-rust/racrc'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/racr-rust/racrc" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/racr-rust/racrc"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/racr-rust/racrc'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a71a84fe9febfd4e03781365f4bd31943a305de0
[INFO] sha for GitHub repo racr-rust/racrc: a71a84fe9febfd4e03781365f4bd31943a305de0
[INFO] validating manifest of racr-rust/racrc 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 racr-rust/racrc 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 racr-rust/racrc
[INFO] finished frobbing racr-rust/racrc
[INFO] frobbed toml for racr-rust/racrc written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/racr-rust/racrc/Cargo.toml
[INFO] started frobbing racr-rust/racrc
[INFO] finished frobbing racr-rust/racrc
[INFO] frobbed toml for racr-rust/racrc written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/racr-rust/racrc/Cargo.toml
[INFO] crate racr-rust/racrc 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] [stderr]     Updating git repository `https://github.com/racr-rust/racr-rust.git`
[INFO] [stderr]     Updating git repository `https://github.com/racr-rust/racr-parser.git`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing racr-rust/racrc against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-5/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/racr-rust/racrc:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"`
[INFO] [stdout] 5e24126cd6189d4c1aab6d21d93ab488be27ba639495dd89decf1d5490d6a935
[INFO] running `"docker" "start" "-a" "5e24126cd6189d4c1aab6d21d93ab488be27ba639495dd89decf1d5490d6a935"`
[INFO] [stderr]    Compiling byteorder v1.2.7
[INFO] [stderr]    Compiling bit-vec v0.5.0
[INFO] [stderr]    Compiling diff v0.1.11
[INFO] [stderr]    Compiling lalrpop-util v0.16.2
[INFO] [stderr]    Compiling racr v0.1.0 (https://github.com/racr-rust/racr-rust.git?rev=1f8df4bb8685e874bdfbd661c18badd20804b3e7#1f8df4bb)
[INFO] [stderr]    Compiling inflections v1.1.1
[INFO] [stderr]    Compiling ascii-canvas v1.0.0
[INFO] [stderr]    Compiling ena v0.10.1
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]    Compiling block-buffer v0.7.1
[INFO] [stderr]    Compiling serde_derive v1.0.81
[INFO] [stderr]    Compiling bit-set v0.5.0
[INFO] [stderr]    Compiling sha2 v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.4.2
[INFO] [stderr]    Compiling string_cache v0.7.3
[INFO] [stderr]    Compiling docopt v1.0.2
[INFO] [stderr]    Compiling lalrpop v0.16.2
[INFO] [stderr]    Compiling racr-parser v0.1.0 (https://github.com/racr-rust/racr-parser.git?rev=4c4ee0614c47dbacadcc7c8546595c52e6881c63#4c4ee061)
[INFO] [stderr]    Compiling racrc v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Write`
[INFO] [stderr]  --> src/main.rs:7:21
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::io::{Read, Write};
[INFO] [stderr]   |                     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `output_file`
[INFO] [stderr]   --> src/main.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 |     let mut output_file = File::create(output_filepath).unwrap();
[INFO] [stderr]    |             ^^^^^^^^^^^ help: consider prefixing with an underscore: `_output_file`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `racr_file`
[INFO] [stderr]   --> src/main.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |     let racr_file = racr::FileContent {
[INFO] [stderr]    |         ^^^^^^^^^ help: consider prefixing with an underscore: `_racr_file`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 |     let mut output_file = File::create(output_filepath).unwrap();
[INFO] [stderr]    |         ----^^^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 30s
[INFO] running `"docker" "inspect" "5e24126cd6189d4c1aab6d21d93ab488be27ba639495dd89decf1d5490d6a935"`
[INFO] running `"docker" "rm" "-f" "5e24126cd6189d4c1aab6d21d93ab488be27ba639495dd89decf1d5490d6a935"`
[INFO] [stdout] 5e24126cd6189d4c1aab6d21d93ab488be27ba639495dd89decf1d5490d6a935
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-5/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/racr-rust/racrc:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] d9811f874dd730dc23ba7830a51d7635ddbcb8bff41e2a813228493dc9cd2dc1
[INFO] running `"docker" "start" "-a" "d9811f874dd730dc23ba7830a51d7635ddbcb8bff41e2a813228493dc9cd2dc1"`
[INFO] [stderr]    Compiling racrc v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Write`
[INFO] [stderr]  --> src/main.rs:7:21
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::io::{Read, Write};
[INFO] [stderr]   |                     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `output_file`
[INFO] [stderr]   --> src/main.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 |     let mut output_file = File::create(output_filepath).unwrap();
[INFO] [stderr]    |             ^^^^^^^^^^^ help: consider prefixing with an underscore: `_output_file`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `racr_file`
[INFO] [stderr]   --> src/main.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |     let racr_file = racr::FileContent {
[INFO] [stderr]    |         ^^^^^^^^^ help: consider prefixing with an underscore: `_racr_file`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 |     let mut output_file = File::create(output_filepath).unwrap();
[INFO] [stderr]    |         ----^^^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `"docker" "inspect" "d9811f874dd730dc23ba7830a51d7635ddbcb8bff41e2a813228493dc9cd2dc1"`
[INFO] running `"docker" "rm" "-f" "d9811f874dd730dc23ba7830a51d7635ddbcb8bff41e2a813228493dc9cd2dc1"`
[INFO] [stdout] d9811f874dd730dc23ba7830a51d7635ddbcb8bff41e2a813228493dc9cd2dc1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-5/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/racr-rust/racrc:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen"`
[INFO] [stdout] d279dc53ae08d540772b9aa2436bf548a3602ae5e64c0bce747365a5107118ae
[INFO] running `"docker" "start" "-a" "d279dc53ae08d540772b9aa2436bf548a3602ae5e64c0bce747365a5107118ae"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.10s
[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] [stderr]      Running /opt/crater/target/debug/deps/racrc-c6e03c89307bee6d
[INFO] running `"docker" "inspect" "d279dc53ae08d540772b9aa2436bf548a3602ae5e64c0bce747365a5107118ae"`
[INFO] running `"docker" "rm" "-f" "d279dc53ae08d540772b9aa2436bf548a3602ae5e64c0bce747365a5107118ae"`
[INFO] [stdout] d279dc53ae08d540772b9aa2436bf548a3602ae5e64c0bce747365a5107118ae