[INFO] fetching crate wallabag-cli 0.1.0...
[INFO] checking wallabag-cli-0.1.0 against beta for pr-78714
[INFO] extracting crate wallabag-cli 0.1.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate wallabag-cli 0.1.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wallabag-cli 0.1.0
[INFO] finished tweaking crates.io crate wallabag-cli 0.1.0
[INFO] tweaked toml for crates.io crate wallabag-cli 0.1.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4af9f08bcd6065a4c29bf9512a485592b6aa54ea2ddcaa0401fdf189bb0ee79a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4af9f08bcd6065a4c29bf9512a485592b6aa54ea2ddcaa0401fdf189bb0ee79a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4af9f08bcd6065a4c29bf9512a485592b6aa54ea2ddcaa0401fdf189bb0ee79a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4af9f08bcd6065a4c29bf9512a485592b6aa54ea2ddcaa0401fdf189bb0ee79a", kill_on_drop: false }`
[INFO] [stdout] 4af9f08bcd6065a4c29bf9512a485592b6aa54ea2ddcaa0401fdf189bb0ee79a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ced61bcdaebb8072ce387dc38c3d5c1fad77a89d10ba85b2eaa17468940e51b9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ced61bcdaebb8072ce387dc38c3d5c1fad77a89d10ba85b2eaa17468940e51b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libsqlite3-sys v0.10.0
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking simplelog v0.5.3
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking rusqlite v0.15.0
[INFO] [stderr]     Checking reqwest v0.9.24
[INFO] [stderr]     Checking wallabag-api v0.1.2
[INFO] [stderr]     Checking wallabag-backend v0.1.0
[INFO] [stdout] error[E0308]: try expression alternatives have incompatible types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/wallabag-backend-0.1.0/src/db.rs:534:23
[INFO] [stdout]     |
[INFO] [stdout] 534 |           published_by: extract_result(
[INFO] [stdout]     |  _______________________^
[INFO] [stdout] 535 | |             row.get_checked::<usize, Option<String>>(13)?
[INFO] [stdout] 536 | |                 .map(|row| serde_json::from_str::<Vec<String>>(&row)),
[INFO] [stdout] 537 | |         )?,
[INFO] [stdout]     | |__________^ expected enum `std::option::Option`, found struct `std::string::String`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected enum `std::option::Option<Vec<std::option::Option<std::string::String>>>`
[INFO] [stdout]                found enum `std::option::Option<Vec<std::string::String>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wallabag-backend`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "ced61bcdaebb8072ce387dc38c3d5c1fad77a89d10ba85b2eaa17468940e51b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ced61bcdaebb8072ce387dc38c3d5c1fad77a89d10ba85b2eaa17468940e51b9", kill_on_drop: false }`
[INFO] [stdout] ced61bcdaebb8072ce387dc38c3d5c1fad77a89d10ba85b2eaa17468940e51b9