[INFO] crate libimagerror 0.9.3 is already in cache
[INFO] extracting crate libimagerror 0.9.3 into work/ex/beta-1.37-6/sources/1.36.0/reg/libimagerror/0.9.3
[INFO] extracting crate libimagerror 0.9.3 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/libimagerror/0.9.3
[INFO] validating manifest of libimagerror-0.9.3 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 libimagerror-0.9.3 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 libimagerror-0.9.3
[INFO] finished frobbing libimagerror-0.9.3
[INFO] frobbed toml for libimagerror-0.9.3 written to work/ex/beta-1.37-6/sources/1.36.0/reg/libimagerror/0.9.3/Cargo.toml
[INFO] started frobbing libimagerror-0.9.3
[INFO] finished frobbing libimagerror-0.9.3
[INFO] frobbed toml for libimagerror-0.9.3 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/libimagerror/0.9.3/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]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing libimagerror-0.9.3 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-5/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/libimagerror/0.9.3:/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] 4aa89407975db4b0aefbf7ff0008868588bc910ab4636896c6793f8866a92452
[INFO] running `"docker" "start" "-a" "4aa89407975db4b0aefbf7ff0008868588bc910ab4636896c6793f8866a92452"`
[INFO] [stderr]    Compiling libimagerror v0.9.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `"docker" "inspect" "4aa89407975db4b0aefbf7ff0008868588bc910ab4636896c6793f8866a92452"`
[INFO] running `"docker" "rm" "-f" "4aa89407975db4b0aefbf7ff0008868588bc910ab4636896c6793f8866a92452"`
[INFO] [stdout] 4aa89407975db4b0aefbf7ff0008868588bc910ab4636896c6793f8866a92452
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/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/libimagerror/0.9.3:/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] 819a0bb0384dd3f657a7ed5f1cffa6b94d4baa5f6c4b83a91797335a78a42ae2
[INFO] running `"docker" "start" "-a" "819a0bb0384dd3f657a7ed5f1cffa6b94d4baa5f6c4b83a91797335a78a42ae2"`
[INFO] [stderr]    Compiling libimagerror v0.9.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `"docker" "inspect" "819a0bb0384dd3f657a7ed5f1cffa6b94d4baa5f6c4b83a91797335a78a42ae2"`
[INFO] running `"docker" "rm" "-f" "819a0bb0384dd3f657a7ed5f1cffa6b94d4baa5f6c4b83a91797335a78a42ae2"`
[INFO] [stdout] 819a0bb0384dd3f657a7ed5f1cffa6b94d4baa5f6c4b83a91797335a78a42ae2
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/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/libimagerror/0.9.3:/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] c11e2b2d6d23abb440bfb9ee28ac82034daeb24a59d27e6d259194c58f53a3e9
[INFO] running `"docker" "start" "-a" "c11e2b2d6d23abb440bfb9ee28ac82034daeb24a59d27e6d259194c58f53a3e9"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/libimagerror-8f80c1330ca3c6b2
[INFO] [stderr]    Doc-tests libimagerror
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/trace.rs - trace::MapErrTrace (line 67) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "c11e2b2d6d23abb440bfb9ee28ac82034daeb24a59d27e6d259194c58f53a3e9"`
[INFO] running `"docker" "rm" "-f" "c11e2b2d6d23abb440bfb9ee28ac82034daeb24a59d27e6d259194c58f53a3e9"`
[INFO] [stdout] c11e2b2d6d23abb440bfb9ee28ac82034daeb24a59d27e6d259194c58f53a3e9