[INFO] updating cached repository https://github.com/agraven/amandag
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bb69f64d57bef7102c45ff3548c848d82c41d7cb
[INFO] testing agraven/amandag against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fagraven%2Famandag" "work/builds/worker-0/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/agraven/amandag on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/agraven/amandag
[INFO] finished tweaking git repo https://github.com/agraven/amandag
[INFO] tweaked toml for git repo https://github.com/agraven/amandag written to work/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/agraven/amandag already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 76b5302f55df718ca9fe3ded48b23dfcea2104de3f790b1549959ea743b5547a
[INFO] running `"docker" "start" "-a" "76b5302f55df718ca9fe3ded48b23dfcea2104de3f790b1549959ea743b5547a"`
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]    Compiling serde v1.0.88
[INFO] [stderr]    Compiling futures v0.1.25
[INFO] [stderr]    Compiling cc v1.0.29
[INFO] [stderr]    Compiling pulldown-cmark v0.2.0
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[INFO] [stderr]    Compiling byte-tools v0.3.1
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[INFO] [stderr]    Compiling rand_core v0.3.1
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[INFO] [stderr]    Compiling crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling backtrace v0.3.14
[INFO] [stderr]    Compiling unicase v2.2.0
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[INFO] [stderr]    Compiling failure_derive v0.1.5
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[INFO] [stderr]    Compiling darling_macro v0.8.6
[INFO] [stderr]    Compiling darling v0.8.6
[INFO] [stderr]    Compiling derive_builder_core v0.4.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling serde_json v1.0.38
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling rss v1.7.0
[INFO] [stderr]    Compiling serde_urlencoded v0.5.4
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling askama_shared v0.8.0
[INFO] [stderr]    Compiling cargo_metadata v0.6.4
[INFO] [stderr]    Compiling diesel v1.4.1
[INFO] [stderr]    Compiling skeptic v0.13.4
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling uuid v0.7.2
[INFO] [stderr]    Compiling bcrypt v0.4.0
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling askama_derive v0.8.0
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]    Compiling tokio-reactor v0.1.8
[INFO] [stderr]    Compiling crossbeam v0.6.0
[INFO] [stderr]    Compiling borrow-bag v1.0.0
[INFO] [stderr]    Compiling tokio-threadpool v0.1.11
[INFO] [stderr]    Compiling tokio-uds v0.2.5
[INFO] [stderr]    Compiling tokio-udp v0.1.3
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio-fs v0.1.5
[INFO] [stderr]    Compiling tokio v0.1.15
[INFO] [stderr]    Compiling hyper v0.12.24
[INFO] [stderr]    Compiling gotham v0.3.0
[INFO] [stderr]    Compiling askama v0.8.0
[INFO] [stderr]    Compiling mock-blog v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 43s
[INFO] running `"docker" "inspect" "76b5302f55df718ca9fe3ded48b23dfcea2104de3f790b1549959ea743b5547a"`
[INFO] running `"docker" "rm" "-f" "76b5302f55df718ca9fe3ded48b23dfcea2104de3f790b1549959ea743b5547a"`
[INFO] [stdout] 76b5302f55df718ca9fe3ded48b23dfcea2104de3f790b1549959ea743b5547a
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 0897d9414981db98cf3859a9033cb5e671d6994f640d82656189257b77553674
[INFO] running `"docker" "start" "-a" "0897d9414981db98cf3859a9033cb5e671d6994f640d82656189257b77553674"`
[INFO] [stderr]    Compiling mock-blog v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/comment.rs:169:21
[INFO] [stderr]     |
[INFO] [stderr] 169 |             author: String::from("test_author"),
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     expected enum `std::option::Option`, found struct `std::string::String`
[INFO] [stderr]     |                     help: try using a variant of the expected type: `serde::export::Some(<String>::from("test_author"))`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected type `std::option::Option<std::string::String>`
[INFO] [stderr]                found type `std::string::String`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0308`.
[INFO] [stderr] error: could not compile `mock-blog`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "0897d9414981db98cf3859a9033cb5e671d6994f640d82656189257b77553674"`
[INFO] running `"docker" "rm" "-f" "0897d9414981db98cf3859a9033cb5e671d6994f640d82656189257b77553674"`
[INFO] [stdout] 0897d9414981db98cf3859a9033cb5e671d6994f640d82656189257b77553674