[INFO] cloning repository nishantsikarwar/learning_rust
[INFO] running `"git" "clone" "--bare" "git://github.com/nishantsikarwar/learning_rust.git" "work/cache/sources/gh/nishantsikarwar/learning_rust"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/nishantsikarwar/learning_rust'...
[INFO] running `"git" "clone" "work/cache/sources/gh/nishantsikarwar/learning_rust" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/nishantsikarwar/learning_rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/nishantsikarwar/learning_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/nishantsikarwar/learning_rust" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/nishantsikarwar/learning_rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/nishantsikarwar/learning_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 31e7bc8025017df1f3edf47f49cd6624ea39b2f4
[INFO] sha for GitHub repo nishantsikarwar/learning_rust: 31e7bc8025017df1f3edf47f49cd6624ea39b2f4
[INFO] validating manifest of nishantsikarwar/learning_rust 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 nishantsikarwar/learning_rust 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 nishantsikarwar/learning_rust
[INFO] finished frobbing nishantsikarwar/learning_rust
[INFO] frobbed toml for nishantsikarwar/learning_rust written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/nishantsikarwar/learning_rust/Cargo.toml
[INFO] started frobbing nishantsikarwar/learning_rust
[INFO] finished frobbing nishantsikarwar/learning_rust
[INFO] frobbed toml for nishantsikarwar/learning_rust written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/nishantsikarwar/learning_rust/Cargo.toml
[INFO] crate nishantsikarwar/learning_rust 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 nishantsikarwar/learning_rust 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/nishantsikarwar/learning_rust:/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] 288ac47b189f645bee8aafce3aa69eec86a5fee99a01d7c018ef6b81673a663a
[INFO] running `"docker" "start" "-a" "288ac47b189f645bee8aafce3aa69eec86a5fee99a01d7c018ef6b81673a663a"`
[INFO] [stderr]    Compiling learning_rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `"docker" "inspect" "288ac47b189f645bee8aafce3aa69eec86a5fee99a01d7c018ef6b81673a663a"`
[INFO] running `"docker" "rm" "-f" "288ac47b189f645bee8aafce3aa69eec86a5fee99a01d7c018ef6b81673a663a"`
[INFO] [stdout] 288ac47b189f645bee8aafce3aa69eec86a5fee99a01d7c018ef6b81673a663a
[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/nishantsikarwar/learning_rust:/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] ec112b88e3ab2a88a0e965a736204ec54fda6faa4412bc6a0bd5e40a6c869d9a
[INFO] running `"docker" "start" "-a" "ec112b88e3ab2a88a0e965a736204ec54fda6faa4412bc6a0bd5e40a6c869d9a"`
[INFO] [stderr]    Compiling learning_rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `"docker" "inspect" "ec112b88e3ab2a88a0e965a736204ec54fda6faa4412bc6a0bd5e40a6c869d9a"`
[INFO] running `"docker" "rm" "-f" "ec112b88e3ab2a88a0e965a736204ec54fda6faa4412bc6a0bd5e40a6c869d9a"`
[INFO] [stdout] ec112b88e3ab2a88a0e965a736204ec54fda6faa4412bc6a0bd5e40a6c869d9a
[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/nishantsikarwar/learning_rust:/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] bcc0035ca0d4c6eafbfb6680b94a9644ccd9d609b11c097d7d4d552b12e9bbbe
[INFO] running `"docker" "start" "-a" "bcc0035ca0d4c6eafbfb6680b94a9644ccd9d609b11c097d7d4d552b12e9bbbe"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/learning_rust-8c36f414ac92ebc5
[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" "bcc0035ca0d4c6eafbfb6680b94a9644ccd9d609b11c097d7d4d552b12e9bbbe"`
[INFO] running `"docker" "rm" "-f" "bcc0035ca0d4c6eafbfb6680b94a9644ccd9d609b11c097d7d4d552b12e9bbbe"`
[INFO] [stdout] bcc0035ca0d4c6eafbfb6680b94a9644ccd9d609b11c097d7d4d552b12e9bbbe