[INFO] crate letter-avatar 1.2.0 is already in cache
[INFO] extracting crate letter-avatar 1.2.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/letter-avatar/1.2.0
[INFO] extracting crate letter-avatar 1.2.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/letter-avatar/1.2.0
[INFO] validating manifest of letter-avatar-1.2.0 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of letter-avatar-1.2.0 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing letter-avatar-1.2.0
[INFO] finished frobbing letter-avatar-1.2.0
[INFO] frobbed toml for letter-avatar-1.2.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/letter-avatar/1.2.0/Cargo.toml
[INFO] started frobbing letter-avatar-1.2.0
[INFO] finished frobbing letter-avatar-1.2.0
[INFO] frobbed toml for letter-avatar-1.2.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/letter-avatar/1.2.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing letter-avatar-1.2.0 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/letter-avatar/1.2.0:/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=warn" "-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 2a2aca5540e61fb617b4ce85ef5d4f217f21d280f07c9966a8c953c7188b1585
[INFO] running `"docker" "start" "-a" "2a2aca5540e61fb617b4ce85ef5d4f217f21d280f07c9966a8c953c7188b1585"`
[INFO] [stderr]    Compiling cairo-rs v0.7.1
[INFO] [stderr]    Compiling pangocairo v0.8.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.9.0
[INFO] [stderr]    Compiling pangocairo-sys v0.10.0
[INFO] [stderr]    Compiling letter-avatar v1.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.86s
[INFO] running `"docker" "inspect" "2a2aca5540e61fb617b4ce85ef5d4f217f21d280f07c9966a8c953c7188b1585"`
[INFO] running `"docker" "rm" "-f" "2a2aca5540e61fb617b4ce85ef5d4f217f21d280f07c9966a8c953c7188b1585"`
[INFO] [stdout] 2a2aca5540e61fb617b4ce85ef5d4f217f21d280f07c9966a8c953c7188b1585
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/letter-avatar/1.2.0:/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] fee14e6e5632c19c34cb7d4733cea42552baa73d78de82cddc0a992507f6336a
[INFO] running `"docker" "start" "-a" "fee14e6e5632c19c34cb7d4733cea42552baa73d78de82cddc0a992507f6336a"`
[INFO] [stderr]    Compiling letter-avatar v1.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.92s
[INFO] running `"docker" "inspect" "fee14e6e5632c19c34cb7d4733cea42552baa73d78de82cddc0a992507f6336a"`
[INFO] running `"docker" "rm" "-f" "fee14e6e5632c19c34cb7d4733cea42552baa73d78de82cddc0a992507f6336a"`
[INFO] [stdout] fee14e6e5632c19c34cb7d4733cea42552baa73d78de82cddc0a992507f6336a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/letter-avatar/1.2.0:/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=warn" "-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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 1af29d5a39e2265599e79a657f81bcf4a04cbaff2bfee8d8ef6cb844011d4988
[INFO] running `"docker" "start" "-a" "1af29d5a39e2265599e79a657f81bcf4a04cbaff2bfee8d8ef6cb844011d4988"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/letter_avatar-7be566c10549245a
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::create_surface ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests letter-avatar
[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" "1af29d5a39e2265599e79a657f81bcf4a04cbaff2bfee8d8ef6cb844011d4988"`
[INFO] running `"docker" "rm" "-f" "1af29d5a39e2265599e79a657f81bcf4a04cbaff2bfee8d8ef6cb844011d4988"`
[INFO] [stdout] 1af29d5a39e2265599e79a657f81bcf4a04cbaff2bfee8d8ef6cb844011d4988