[INFO] fetching crate letter-avatar 1.2.0...
[INFO] extracting crate letter-avatar 1.2.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/letter-avatar/1.2.0
[INFO] extracting crate letter-avatar 1.2.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/letter-avatar/1.2.0
[INFO] validating manifest of letter-avatar-1.2.0 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of letter-avatar-1.2.0 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "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-1.37-6/sources/1.36.0/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-1.37-6/sources/beta-2019-07-23/reg/letter-avatar/1.2.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pangocairo v0.8.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing letter-avatar-1.2.0 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 0a9426afc8e521d6fa522fdbcc38dacb6585173c7f446dced61a4d14cb6d8baa
[INFO] running `"docker" "start" "-a" "0a9426afc8e521d6fa522fdbcc38dacb6585173c7f446dced61a4d14cb6d8baa"`
[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 8.40s
[INFO] running `"docker" "inspect" "0a9426afc8e521d6fa522fdbcc38dacb6585173c7f446dced61a4d14cb6d8baa"`
[INFO] running `"docker" "rm" "-f" "0a9426afc8e521d6fa522fdbcc38dacb6585173c7f446dced61a4d14cb6d8baa"`
[INFO] [stdout] 0a9426afc8e521d6fa522fdbcc38dacb6585173c7f446dced61a4d14cb6d8baa
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] b52ba0974f5a8599f7a036b067e19b03528050ed0af748dd44c0595a052af163
[INFO] running `"docker" "start" "-a" "b52ba0974f5a8599f7a036b067e19b03528050ed0af748dd44c0595a052af163"`
[INFO] [stderr]    Compiling letter-avatar v1.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.63s
[INFO] running `"docker" "inspect" "b52ba0974f5a8599f7a036b067e19b03528050ed0af748dd44c0595a052af163"`
[INFO] running `"docker" "rm" "-f" "b52ba0974f5a8599f7a036b067e19b03528050ed0af748dd44c0595a052af163"`
[INFO] [stdout] b52ba0974f5a8599f7a036b067e19b03528050ed0af748dd44c0595a052af163
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] a6ddf3c0bdbe76509f4e00cbf90c37bbea05ad58ea0c33483784944c92fc3072
[INFO] running `"docker" "start" "-a" "a6ddf3c0bdbe76509f4e00cbf90c37bbea05ad58ea0c33483784944c92fc3072"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/letter_avatar-2188bdb154759b8e
[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" "a6ddf3c0bdbe76509f4e00cbf90c37bbea05ad58ea0c33483784944c92fc3072"`
[INFO] running `"docker" "rm" "-f" "a6ddf3c0bdbe76509f4e00cbf90c37bbea05ad58ea0c33483784944c92fc3072"`
[INFO] [stdout] a6ddf3c0bdbe76509f4e00cbf90c37bbea05ad58ea0c33483784944c92fc3072