[INFO] crate wallabag-api 0.1.1 is already in cache
[INFO] testing wallabag-api-0.1.1 against beta-2019-09-28 for beta-1.39-1
[INFO] extracting crate wallabag-api 0.1.1 into work/builds/worker-7/source
[INFO] validating manifest of crates.io crate wallabag-api 0.1.1 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 crates.io crate wallabag-api 0.1.1
[INFO] finished tweaking crates.io crate wallabag-api 0.1.1
[INFO] tweaked toml for crates.io crate wallabag-api 0.1.1 written to work/builds/worker-7/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/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] 5ee1e9caec34ed90ea4cb7982a842d14d778ae8060c68a3c7d77d9a71132c091
[INFO] running `"docker" "start" "-a" "5ee1e9caec34ed90ea4cb7982a842d14d778ae8060c68a3c7d77d9a71132c091"`
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling try_from v0.3.2
[INFO] [stderr]    Compiling miniz_oxide v0.3.3
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling mime_guess v2.0.1
[INFO] [stderr]    Compiling cookie v0.12.0
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling tokio-reactor v0.1.10
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling publicsuffix v1.5.3
[INFO] [stderr]    Compiling flate2 v1.0.12
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling cookie_store v0.7.0
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]    Compiling hyper-tls v0.3.2
[INFO] [stderr]    Compiling reqwest v0.9.21
[INFO] [stderr]    Compiling wallabag-api v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0252]: the name `Deserialize` is defined multiple times
[INFO] [stderr]  --> src/utils/serde.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use serde::{Deserialize, Deserializer, Serializer};
[INFO] [stderr]   |             ----------- previous import of the macro `Deserialize` here
[INFO] [stderr] 6 | use serde_derive::Deserialize;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^ `Deserialize` reimported here
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Deserialize` must be defined only once in the macro namespace of this module
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde_derive::Deserialize`
[INFO] [stderr]  --> src/utils/serde.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use serde_derive::Deserialize;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0252`.
[INFO] [stderr] error: could not compile `wallabag-api`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "5ee1e9caec34ed90ea4cb7982a842d14d778ae8060c68a3c7d77d9a71132c091"`
[INFO] running `"docker" "rm" "-f" "5ee1e9caec34ed90ea4cb7982a842d14d778ae8060c68a3c7d77d9a71132c091"`
[INFO] [stdout] 5ee1e9caec34ed90ea4cb7982a842d14d778ae8060c68a3c7d77d9a71132c091