[INFO] cloning repository intrepion/example-x-rust-x-rustbyexample-com-x-error-and_then
[INFO] running `"git" "clone" "--bare" "git://github.com/intrepion/example-x-rust-x-rustbyexample-com-x-error-and_then.git" "work/cache/sources/gh/intrepion/example-x-rust-x-rustbyexample-com-x-error-and_then"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/intrepion/example-x-rust-x-rustbyexample-com-x-error-and_then'...
[INFO] running `"git" "clone" "work/cache/sources/gh/intrepion/example-x-rust-x-rustbyexample-com-x-error-and_then" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/intrepion/example-x-rust-x-rustbyexample-com-x-error-and_then"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/intrepion/example-x-rust-x-rustbyexample-com-x-error-and_then'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/intrepion/example-x-rust-x-rustbyexample-com-x-error-and_then" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/intrepion/example-x-rust-x-rustbyexample-com-x-error-and_then"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/intrepion/example-x-rust-x-rustbyexample-com-x-error-and_then'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bea8951e68a9121b6768852f35eefa7d33fc1f39
[INFO] sha for GitHub repo intrepion/example-x-rust-x-rustbyexample-com-x-error-and_then: bea8951e68a9121b6768852f35eefa7d33fc1f39
[INFO] validating manifest of intrepion/example-x-rust-x-rustbyexample-com-x-error-and_then 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 intrepion/example-x-rust-x-rustbyexample-com-x-error-and_then 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 intrepion/example-x-rust-x-rustbyexample-com-x-error-and_then
[INFO] finished frobbing intrepion/example-x-rust-x-rustbyexample-com-x-error-and_then
[INFO] frobbed toml for intrepion/example-x-rust-x-rustbyexample-com-x-error-and_then written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/intrepion/example-x-rust-x-rustbyexample-com-x-error-and_then/Cargo.toml
[INFO] started frobbing intrepion/example-x-rust-x-rustbyexample-com-x-error-and_then
[INFO] finished frobbing intrepion/example-x-rust-x-rustbyexample-com-x-error-and_then
[INFO] frobbed toml for intrepion/example-x-rust-x-rustbyexample-com-x-error-and_then written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/intrepion/example-x-rust-x-rustbyexample-com-x-error-and_then/Cargo.toml
[INFO] crate intrepion/example-x-rust-x-rustbyexample-com-x-error-and_then 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 intrepion/example-x-rust-x-rustbyexample-com-x-error-and_then against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/intrepion/example-x-rust-x-rustbyexample-com-x-error-and_then:/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] 25ab64b01fe6a5d42ccc09cae9bd280dbd48d7b0334518667d51b22afb7fe57f
[INFO] running `"docker" "start" "-a" "25ab64b01fe6a5d42ccc09cae9bd280dbd48d7b0334518667d51b22afb7fe57f"`
[INFO] [stderr]    Compiling example-x-rust-x-rustbyexample-com-x-error-and_then v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `"docker" "inspect" "25ab64b01fe6a5d42ccc09cae9bd280dbd48d7b0334518667d51b22afb7fe57f"`
[INFO] running `"docker" "rm" "-f" "25ab64b01fe6a5d42ccc09cae9bd280dbd48d7b0334518667d51b22afb7fe57f"`
[INFO] [stdout] 25ab64b01fe6a5d42ccc09cae9bd280dbd48d7b0334518667d51b22afb7fe57f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/intrepion/example-x-rust-x-rustbyexample-com-x-error-and_then:/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] 716f8fa5be72d85363b4e5e2fd40ac117824ec0023544eb1f70e0daa703c7630
[INFO] running `"docker" "start" "-a" "716f8fa5be72d85363b4e5e2fd40ac117824ec0023544eb1f70e0daa703c7630"`
[INFO] [stderr]    Compiling example-x-rust-x-rustbyexample-com-x-error-and_then v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `"docker" "inspect" "716f8fa5be72d85363b4e5e2fd40ac117824ec0023544eb1f70e0daa703c7630"`
[INFO] running `"docker" "rm" "-f" "716f8fa5be72d85363b4e5e2fd40ac117824ec0023544eb1f70e0daa703c7630"`
[INFO] [stdout] 716f8fa5be72d85363b4e5e2fd40ac117824ec0023544eb1f70e0daa703c7630
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/intrepion/example-x-rust-x-rustbyexample-com-x-error-and_then:/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] a7ad41030c65d238e7b26c48cb883ef89eed8433387b25f8956d8197816979cc
[INFO] running `"docker" "start" "-a" "a7ad41030c65d238e7b26c48cb883ef89eed8433387b25f8956d8197816979cc"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/example_x_rust_x_rustbyexample_com_x_error_and_then-b4abc4634116efed
[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" "a7ad41030c65d238e7b26c48cb883ef89eed8433387b25f8956d8197816979cc"`
[INFO] running `"docker" "rm" "-f" "a7ad41030c65d238e7b26c48cb883ef89eed8433387b25f8956d8197816979cc"`
[INFO] [stdout] a7ad41030c65d238e7b26c48cb883ef89eed8433387b25f8956d8197816979cc