[INFO] fetching crate monotron-api 0.2.2...
[INFO] testing monotron-api-0.2.2 against 1.91.0 for beta-1.92-2
[INFO] extracting crate monotron-api 0.2.2 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate monotron-api 0.2.2
[INFO] finished tweaking crates.io crate monotron-api 0.2.2
[INFO] tweaked toml for crates.io crate monotron-api 0.2.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate monotron-api 0.2.2 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 57211052ec9e433c4c38ea1604e739710b015c5f3044750e39e56a0717ed5a43
[INFO] running `Command { std: "docker" "start" "-a" "57211052ec9e433c4c38ea1604e739710b015c5f3044750e39e56a0717ed5a43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57211052ec9e433c4c38ea1604e739710b015c5f3044750e39e56a0717ed5a43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57211052ec9e433c4c38ea1604e739710b015c5f3044750e39e56a0717ed5a43", kill_on_drop: false }`
[INFO] [stdout] 57211052ec9e433c4c38ea1604e739710b015c5f3044750e39e56a0717ed5a43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eef84d6520a3e1cef6fb93a5ea71e659c1065cfbe5cb4fbdbbba1cc084b9840b
[INFO] running `Command { std: "docker" "start" "-a" "eef84d6520a3e1cef6fb93a5ea71e659c1065cfbe5cb4fbdbbba1cc084b9840b", kill_on_drop: false }`
[INFO] [stderr]    Compiling monotron-api v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "eef84d6520a3e1cef6fb93a5ea71e659c1065cfbe5cb4fbdbbba1cc084b9840b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eef84d6520a3e1cef6fb93a5ea71e659c1065cfbe5cb4fbdbbba1cc084b9840b", kill_on_drop: false }`
[INFO] [stdout] eef84d6520a3e1cef6fb93a5ea71e659c1065cfbe5cb4fbdbbba1cc084b9840b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d2e433b705ccd544bf6c1305e881c601677eb17cd8c3f1e067afe3cfca1cccf
[INFO] running `Command { std: "docker" "start" "-a" "1d2e433b705ccd544bf6c1305e881c601677eb17cd8c3f1e067afe3cfca1cccf", kill_on_drop: false }`
[INFO] [stderr]    Compiling monotron-api v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `monotron-api` (lib test) due to 3 previous errors
[INFO] [stdout] error[E0560]: struct `Timestamp` has no field named `day`
[INFO] [stdout]    --> src/lib.rs:580:21
[INFO] [stdout]     |
[INFO] [stdout] 580 |                     day: 16,
[INFO] [stdout]     |                     ^^^ unknown field
[INFO] [stdout]     |
[INFO] [stdout] help: a field with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 580 |                     days: 16,
[INFO] [stdout]     |                        +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0560]: struct `Timestamp` has no field named `day`
[INFO] [stdout]    --> src/lib.rs:591:21
[INFO] [stdout]     |
[INFO] [stdout] 591 |                     day: 17,
[INFO] [stdout]     |                     ^^^ unknown field
[INFO] [stdout]     |
[INFO] [stdout] help: a field with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 591 |                     days: 17,
[INFO] [stdout]     |                        +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0560]: struct `Timestamp` has no field named `day`
[INFO] [stdout]    --> src/lib.rs:602:21
[INFO] [stdout]     |
[INFO] [stdout] 602 |                     day: 18,
[INFO] [stdout]     |                     ^^^ unknown field
[INFO] [stdout]     |
[INFO] [stdout] help: a field with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 602 |                     days: 18,
[INFO] [stdout]     |                        +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0560`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1d2e433b705ccd544bf6c1305e881c601677eb17cd8c3f1e067afe3cfca1cccf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d2e433b705ccd544bf6c1305e881c601677eb17cd8c3f1e067afe3cfca1cccf", kill_on_drop: false }`
[INFO] [stdout] 1d2e433b705ccd544bf6c1305e881c601677eb17cd8c3f1e067afe3cfca1cccf