[INFO] fetching crate mint 0.5.9...
[INFO] checking mint-0.5.9 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124305
[INFO] extracting crate mint 0.5.9 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate mint 0.5.9 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mint 0.5.9
[INFO] finished tweaking crates.io crate mint 0.5.9
[INFO] tweaked toml for crates.io crate mint 0.5.9 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 10 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 541c4e0d2680feec856c8b3e2e72a07547131464b9d183a56306abea51edeea8
[INFO] running `Command { std: "docker" "start" "-a" "541c4e0d2680feec856c8b3e2e72a07547131464b9d183a56306abea51edeea8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "541c4e0d2680feec856c8b3e2e72a07547131464b9d183a56306abea51edeea8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "541c4e0d2680feec856c8b3e2e72a07547131464b9d183a56306abea51edeea8", kill_on_drop: false }`
[INFO] [stdout] 541c4e0d2680feec856c8b3e2e72a07547131464b9d183a56306abea51edeea8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=forbid" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa5330e48bb94b3e1c0af79c2e09a853651ab02d0b32339b000a285dcee8b574
[INFO] running `Command { std: "docker" "start" "-a" "fa5330e48bb94b3e1c0af79c2e09a853651ab02d0b32339b000a285dcee8b574", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.198
[INFO] [stderr]     Checking mint v0.5.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde_json v1.0.116
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.09s
[INFO] running `Command { std: "docker" "inspect" "fa5330e48bb94b3e1c0af79c2e09a853651ab02d0b32339b000a285dcee8b574", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa5330e48bb94b3e1c0af79c2e09a853651ab02d0b32339b000a285dcee8b574", kill_on_drop: false }`
[INFO] [stdout] fa5330e48bb94b3e1c0af79c2e09a853651ab02d0b32339b000a285dcee8b574
[INFO] checking mint-0.5.9 against try#44523379467bbd2050af931a040d10c2b764b443 for pr-124305
[INFO] extracting crate mint 0.5.9 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate mint 0.5.9 on toolchain 44523379467bbd2050af931a040d10c2b764b443
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44523379467bbd2050af931a040d10c2b764b443" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mint 0.5.9
[INFO] finished tweaking crates.io crate mint 0.5.9
[INFO] tweaked toml for crates.io crate mint 0.5.9 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44523379467bbd2050af931a040d10c2b764b443" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 10 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44523379467bbd2050af931a040d10c2b764b443" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+44523379467bbd2050af931a040d10c2b764b443" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f1cc2011b8870d0832ce35d31c59bb098ad5ccc16266a255e203b37fb3828b6e
[INFO] running `Command { std: "docker" "start" "-a" "f1cc2011b8870d0832ce35d31c59bb098ad5ccc16266a255e203b37fb3828b6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f1cc2011b8870d0832ce35d31c59bb098ad5ccc16266a255e203b37fb3828b6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1cc2011b8870d0832ce35d31c59bb098ad5ccc16266a255e203b37fb3828b6e", kill_on_drop: false }`
[INFO] [stdout] f1cc2011b8870d0832ce35d31c59bb098ad5ccc16266a255e203b37fb3828b6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+44523379467bbd2050af931a040d10c2b764b443" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3376d1c8fe7c44e608085f1407ba29bfa51825055b910fdc1453892a03aeec6
[INFO] running `Command { std: "docker" "start" "-a" "d3376d1c8fe7c44e608085f1407ba29bfa51825055b910fdc1453892a03aeec6", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.198
[INFO] [stderr]     Checking mint v0.5.9 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0453]: deny(future_incompatible) incompatible with previous forbid
[INFO] [stdout]   --> src/lib.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     future_incompatible,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]    |
[INFO] [stdout]    = note: `forbid` lint level is the default for where_clauses_object_safety
[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 E0453`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mint` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d3376d1c8fe7c44e608085f1407ba29bfa51825055b910fdc1453892a03aeec6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3376d1c8fe7c44e608085f1407ba29bfa51825055b910fdc1453892a03aeec6", kill_on_drop: false }`
[INFO] [stdout] d3376d1c8fe7c44e608085f1407ba29bfa51825055b910fdc1453892a03aeec6