[INFO] updating cached repository crawford/marker
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/crawford/marker
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/crawford/marker" "work/ex/beta-1.38-1/sources/1.37.0/gh/crawford/marker"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/crawford/marker'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/crawford/marker" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/crawford/marker"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/crawford/marker'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5b55ee33ca1ece73c61256bbaa38341134867915
[INFO] sha for GitHub repo crawford/marker: 5b55ee33ca1ece73c61256bbaa38341134867915
[INFO] validating manifest of crawford/marker 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 crawford/marker 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 crawford/marker
[INFO] finished frobbing crawford/marker
[INFO] frobbed toml for crawford/marker written to work/ex/beta-1.38-1/sources/1.37.0/gh/crawford/marker/Cargo.toml
[INFO] started frobbing crawford/marker
[INFO] finished frobbing crawford/marker
[INFO] frobbed toml for crawford/marker written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/crawford/marker/Cargo.toml
[INFO] crate crawford/marker already has a lockfile, it will not be regenerated
[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 crawford/marker 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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/crawford/marker:/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] c8bd0c4398bc09da13a3a9b33e60a1c5a4c5021611fa9b657ca1ac32fade4f11
[INFO] running `"docker" "start" "-a" "c8bd0c4398bc09da13a3a9b33e60a1c5a4c5021611fa9b657ca1ac32fade4f11"`
[INFO] [stderr]    Compiling pulldown-cmark v0.1.2
[INFO] [stderr]    Compiling ring v0.13.2
[INFO] [stderr]    Compiling walkdir v2.2.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling hyper v0.10.15
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling sct v0.4.0
[INFO] [stderr]    Compiling webpki v0.18.1
[INFO] [stderr]    Compiling rustls v0.13.1
[INFO] [stderr]    Compiling webpki-roots v0.15.0
[INFO] [stderr]    Compiling hyper-rustls v0.6.2
[INFO] [stderr]    Compiling marker v0.7.0-dev (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:63:53
[INFO] [stderr]    |
[INFO] [stderr] 63 |                 let (title, detail): (&str, Option<&fmt::Display>) = match *error {
[INFO] [stderr]    |                                                     ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.16s
[INFO] running `"docker" "inspect" "c8bd0c4398bc09da13a3a9b33e60a1c5a4c5021611fa9b657ca1ac32fade4f11"`
[INFO] running `"docker" "rm" "-f" "c8bd0c4398bc09da13a3a9b33e60a1c5a4c5021611fa9b657ca1ac32fade4f11"`
[INFO] [stdout] c8bd0c4398bc09da13a3a9b33e60a1c5a4c5021611fa9b657ca1ac32fade4f11
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/crawford/marker:/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] cd3babaf0d23bcc0af439b5e035f6b65e207153c49b941d78cb10115264e74f4
[INFO] running `"docker" "start" "-a" "cd3babaf0d23bcc0af439b5e035f6b65e207153c49b941d78cb10115264e74f4"`
[INFO] [stderr]    Compiling marker v0.7.0-dev (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:63:53
[INFO] [stderr]    |
[INFO] [stderr] 63 |                 let (title, detail): (&str, Option<&fmt::Display>) = match *error {
[INFO] [stderr]    |                                                     ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.83s
[INFO] running `"docker" "inspect" "cd3babaf0d23bcc0af439b5e035f6b65e207153c49b941d78cb10115264e74f4"`
[INFO] running `"docker" "rm" "-f" "cd3babaf0d23bcc0af439b5e035f6b65e207153c49b941d78cb10115264e74f4"`
[INFO] [stdout] cd3babaf0d23bcc0af439b5e035f6b65e207153c49b941d78cb10115264e74f4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/crawford/marker:/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] b55d4a5e964eb83e14a885b0e391a846f92441bc09751e8f3a521fcb1dedb416
[INFO] running `"docker" "start" "-a" "b55d4a5e964eb83e14a885b0e391a846f92441bc09751e8f3a521fcb1dedb416"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/marker-acbf10439569c22c
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test document::tests::links ... ok
[INFO] [stdout] test document::tests::link ... ok
[INFO] [stdout] test document::tests::full_reference_links ... ok
[INFO] [stdout] test document::tests::empty ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "b55d4a5e964eb83e14a885b0e391a846f92441bc09751e8f3a521fcb1dedb416"`
[INFO] running `"docker" "rm" "-f" "b55d4a5e964eb83e14a885b0e391a846f92441bc09751e8f3a521fcb1dedb416"`
[INFO] [stdout] b55d4a5e964eb83e14a885b0e391a846f92441bc09751e8f3a521fcb1dedb416