[INFO] cloning repository SteveBirtles/rust_for_polyglots
[INFO] running `"git" "clone" "--bare" "git://github.com/SteveBirtles/rust_for_polyglots.git" "work/cache/sources/gh/SteveBirtles/rust_for_polyglots"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/SteveBirtles/rust_for_polyglots'...
[INFO] running `"git" "clone" "work/cache/sources/gh/SteveBirtles/rust_for_polyglots" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/SteveBirtles/rust_for_polyglots"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/SteveBirtles/rust_for_polyglots'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/SteveBirtles/rust_for_polyglots" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/SteveBirtles/rust_for_polyglots"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/SteveBirtles/rust_for_polyglots'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1dfc720c5b211fb49bc60e106ab8daace0a10d11
[INFO] sha for GitHub repo SteveBirtles/rust_for_polyglots: 1dfc720c5b211fb49bc60e106ab8daace0a10d11
[INFO] validating manifest of SteveBirtles/rust_for_polyglots 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 SteveBirtles/rust_for_polyglots 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 SteveBirtles/rust_for_polyglots
[INFO] finished frobbing SteveBirtles/rust_for_polyglots
[INFO] frobbed toml for SteveBirtles/rust_for_polyglots written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/SteveBirtles/rust_for_polyglots/Cargo.toml
[INFO] started frobbing SteveBirtles/rust_for_polyglots
[INFO] finished frobbing SteveBirtles/rust_for_polyglots
[INFO] frobbed toml for SteveBirtles/rust_for_polyglots written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/SteveBirtles/rust_for_polyglots/Cargo.toml
[INFO] crate SteveBirtles/rust_for_polyglots 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 SteveBirtles/rust_for_polyglots against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/SteveBirtles/rust_for_polyglots:/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] 0b8c6295047dbfa8180b9be34433cf75ab333cd53242f3c03d8cba8584787b53
[INFO] running `"docker" "start" "-a" "0b8c6295047dbfa8180b9be34433cf75ab333cd53242f3c03d8cba8584787b53"`
[INFO] [stderr]    Compiling rust_for_polyglots v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `"docker" "inspect" "0b8c6295047dbfa8180b9be34433cf75ab333cd53242f3c03d8cba8584787b53"`
[INFO] running `"docker" "rm" "-f" "0b8c6295047dbfa8180b9be34433cf75ab333cd53242f3c03d8cba8584787b53"`
[INFO] [stdout] 0b8c6295047dbfa8180b9be34433cf75ab333cd53242f3c03d8cba8584787b53
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/SteveBirtles/rust_for_polyglots:/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] 1a10d70f7093b4dd2fc37a4d0772045bbd39a5794279016b832e922d4969dbdb
[INFO] running `"docker" "start" "-a" "1a10d70f7093b4dd2fc37a4d0772045bbd39a5794279016b832e922d4969dbdb"`
[INFO] [stderr]    Compiling rust_for_polyglots v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `"docker" "inspect" "1a10d70f7093b4dd2fc37a4d0772045bbd39a5794279016b832e922d4969dbdb"`
[INFO] running `"docker" "rm" "-f" "1a10d70f7093b4dd2fc37a4d0772045bbd39a5794279016b832e922d4969dbdb"`
[INFO] [stdout] 1a10d70f7093b4dd2fc37a4d0772045bbd39a5794279016b832e922d4969dbdb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/SteveBirtles/rust_for_polyglots:/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] b438c2c7a63c3f5f913696176b8b7c2b41fd55882860794aeb1e43a5efe46222
[INFO] running `"docker" "start" "-a" "b438c2c7a63c3f5f913696176b8b7c2b41fd55882860794aeb1e43a5efe46222"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_for_polyglots-c1cd657d3633223c
[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" "b438c2c7a63c3f5f913696176b8b7c2b41fd55882860794aeb1e43a5efe46222"`
[INFO] running `"docker" "rm" "-f" "b438c2c7a63c3f5f913696176b8b7c2b41fd55882860794aeb1e43a5efe46222"`
[INFO] [stdout] b438c2c7a63c3f5f913696176b8b7c2b41fd55882860794aeb1e43a5efe46222