[INFO] fetching crate pot 3.0.0...
[INFO] checking pot-3.0.0 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124305
[INFO] extracting crate pot 3.0.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate pot 3.0.0 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 pot 3.0.0
[INFO] finished tweaking crates.io crate pot 3.0.0
[INFO] tweaked toml for crates.io crate pot 3.0.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate pot 3.0.0 already has a lockfile, it will not be regenerated
[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-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] be8ac37bb22c8f77ef92a1c4e8d7fd9473123ab063ff2f99fe1f727190e6d306
[INFO] running `Command { std: "docker" "start" "-a" "be8ac37bb22c8f77ef92a1c4e8d7fd9473123ab063ff2f99fe1f727190e6d306", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be8ac37bb22c8f77ef92a1c4e8d7fd9473123ab063ff2f99fe1f727190e6d306", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be8ac37bb22c8f77ef92a1c4e8d7fd9473123ab063ff2f99fe1f727190e6d306", kill_on_drop: false }`
[INFO] [stdout] be8ac37bb22c8f77ef92a1c4e8d7fd9473123ab063ff2f99fe1f727190e6d306
[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=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] 11deda1672aa66b11a6b14644c2426c77b3b39c0fe80cd746dc89eed185fc4c7
[INFO] running `Command { std: "docker" "start" "-a" "11deda1672aa66b11a6b14644c2426c77b3b39c0fe80cd746dc89eed185fc4c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling serde v1.0.178
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking half v2.3.1
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]    Compiling serde_derive v1.0.178
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]     Checking tracing-subscriber v0.3.17
[INFO] [stderr]    Compiling syn v2.0.27
[INFO] [stderr]     Checking serde_bytes v0.11.12
[INFO] [stderr]     Checking pot v3.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tracing-attributes v0.1.26
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.68s
[INFO] running `Command { std: "docker" "inspect" "11deda1672aa66b11a6b14644c2426c77b3b39c0fe80cd746dc89eed185fc4c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11deda1672aa66b11a6b14644c2426c77b3b39c0fe80cd746dc89eed185fc4c7", kill_on_drop: false }`
[INFO] [stdout] 11deda1672aa66b11a6b14644c2426c77b3b39c0fe80cd746dc89eed185fc4c7
[INFO] checking pot-3.0.0 against try#44523379467bbd2050af931a040d10c2b764b443 for pr-124305
[INFO] extracting crate pot 3.0.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate pot 3.0.0 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 pot 3.0.0
[INFO] finished tweaking crates.io crate pot 3.0.0
[INFO] tweaked toml for crates.io crate pot 3.0.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate pot 3.0.0 already has a lockfile, it will not be regenerated
[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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 1c4e3becfaf54bc6fa8f90a687e2198afdfa6e727b8b5470a41844945d2be947
[INFO] running `Command { std: "docker" "start" "-a" "1c4e3becfaf54bc6fa8f90a687e2198afdfa6e727b8b5470a41844945d2be947", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c4e3becfaf54bc6fa8f90a687e2198afdfa6e727b8b5470a41844945d2be947", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c4e3becfaf54bc6fa8f90a687e2198afdfa6e727b8b5470a41844945d2be947", kill_on_drop: false }`
[INFO] [stdout] 1c4e3becfaf54bc6fa8f90a687e2198afdfa6e727b8b5470a41844945d2be947
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 2ca1c05033d7e9365b56dd895dec0ac7cb2f31c10650ec640a624cd295ed0676
[INFO] running `Command { std: "docker" "start" "-a" "2ca1c05033d7e9365b56dd895dec0ac7cb2f31c10650ec640a624cd295ed0676", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling serde v1.0.178
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.178
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]     Checking half v2.3.1
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]     Checking tracing-subscriber v0.3.17
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]    Compiling syn v2.0.27
[INFO] [stderr]     Checking serde_bytes v0.11.12
[INFO] [stderr]     Checking pot v3.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0453]: warn(future_incompatible) incompatible with previous forbid
[INFO] [stdout]  --> src/lib.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     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 `pot` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "2ca1c05033d7e9365b56dd895dec0ac7cb2f31c10650ec640a624cd295ed0676", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ca1c05033d7e9365b56dd895dec0ac7cb2f31c10650ec640a624cd295ed0676", kill_on_drop: false }`
[INFO] [stdout] 2ca1c05033d7e9365b56dd895dec0ac7cb2f31c10650ec640a624cd295ed0676