[INFO] fetching crate astack 0.3.2...
[INFO] testing astack-0.3.2 against 1.76.0 for beta-1.77-1
[INFO] extracting crate astack 0.3.2 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate astack 0.3.2 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate astack 0.3.2
[INFO] finished tweaking crates.io crate astack 0.3.2
[INFO] tweaked toml for crates.io crate astack 0.3.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "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" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] beea997aa7cbbdd3a86f1f895dca39dcbc5de25a8e37ff459f59d798d79bcd57
[INFO] running `Command { std: "docker" "start" "-a" "beea997aa7cbbdd3a86f1f895dca39dcbc5de25a8e37ff459f59d798d79bcd57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "beea997aa7cbbdd3a86f1f895dca39dcbc5de25a8e37ff459f59d798d79bcd57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "beea997aa7cbbdd3a86f1f895dca39dcbc5de25a8e37ff459f59d798d79bcd57", kill_on_drop: false }`
[INFO] [stdout] beea997aa7cbbdd3a86f1f895dca39dcbc5de25a8e37ff459f59d798d79bcd57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40b69c7316b8edbe083280a9c7c8a9e65086dda4f58d9c6947b10294d6326a8b
[INFO] running `Command { std: "docker" "start" "-a" "40b69c7316b8edbe083280a9c7c8a9e65086dda4f58d9c6947b10294d6326a8b", kill_on_drop: false }`
[INFO] [stderr]    Compiling astack v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "40b69c7316b8edbe083280a9c7c8a9e65086dda4f58d9c6947b10294d6326a8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40b69c7316b8edbe083280a9c7c8a9e65086dda4f58d9c6947b10294d6326a8b", kill_on_drop: false }`
[INFO] [stdout] 40b69c7316b8edbe083280a9c7c8a9e65086dda4f58d9c6947b10294d6326a8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b06d18dc754ddf0e20ef152a05c3e2d7d6e3638d8ea234cd1df9d9f3ff649d7
[INFO] running `Command { std: "docker" "start" "-a" "2b06d18dc754ddf0e20ef152a05c3e2d7d6e3638d8ea234cd1df9d9f3ff649d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling astack v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: the trait bound `astack::StackError: std::error::Error` is not satisfied
[INFO] [stdout]    --> tests/tests.rs:209:23
[INFO] [stdout]     |
[INFO] [stdout] 209 |         accepts_error(&StackError::Overflow);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^ the trait `std::error::Error` is not implemented for `astack::StackError`
[INFO] [stdout]     |
[INFO] [stdout]     = note: required for the cast from `&astack::StackError` to `&dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `astack` (test "tests") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "2b06d18dc754ddf0e20ef152a05c3e2d7d6e3638d8ea234cd1df9d9f3ff649d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b06d18dc754ddf0e20ef152a05c3e2d7d6e3638d8ea234cd1df9d9f3ff649d7", kill_on_drop: false }`
[INFO] [stdout] 2b06d18dc754ddf0e20ef152a05c3e2d7d6e3638d8ea234cd1df9d9f3ff649d7
