[INFO] fetching crate monotron-api 0.2.2...
[INFO] checking monotron-api-0.2.2 against try#b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 for pr-79470
[INFO] extracting crate monotron-api 0.2.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate monotron-api 0.2.2 on toolchain b2f80f6008cdafc35b4472bd46afa16cc6b0cd63
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 831fbc4c71d60b0a1e4b21e804e269c69dff3d788c3027303df3f7593a16658d
[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" "831fbc4c71d60b0a1e4b21e804e269c69dff3d788c3027303df3f7593a16658d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "831fbc4c71d60b0a1e4b21e804e269c69dff3d788c3027303df3f7593a16658d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "831fbc4c71d60b0a1e4b21e804e269c69dff3d788c3027303df3f7593a16658d", kill_on_drop: false }`
[INFO] [stdout] 831fbc4c71d60b0a1e4b21e804e269c69dff3d788c3027303df3f7593a16658d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] aef8785820f90bca8f449e362fa7c9781cd3085acdb7c0f071d3d8a0fb03dbab
[INFO] running `Command { std: "docker" "start" "-a" "aef8785820f90bca8f449e362fa7c9781cd3085acdb7c0f071d3d8a0fb03dbab", kill_on_drop: false }`
[INFO] [stderr]     Checking monotron-api v0.2.2 (/opt/rustwide/workdir)
[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]     |                     ^^^ help: a field with a similar name exists: `days`
[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]     |                     ^^^ help: a field with a similar name exists: `days`
[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]     |                     ^^^ help: a field with a similar name exists: `days`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0560`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `monotron-api`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "aef8785820f90bca8f449e362fa7c9781cd3085acdb7c0f071d3d8a0fb03dbab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aef8785820f90bca8f449e362fa7c9781cd3085acdb7c0f071d3d8a0fb03dbab", kill_on_drop: false }`
[INFO] [stdout] aef8785820f90bca8f449e362fa7c9781cd3085acdb7c0f071d3d8a0fb03dbab