[INFO] fetching crate circulate 0.5.0...
[INFO] checking circulate-0.5.0 against try#ebb118907fa893a392c699ddf120848fa0a8d6c2 for pr-116930
[INFO] extracting crate circulate 0.5.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate circulate 0.5.0 on toolchain ebb118907fa893a392c699ddf120848fa0a8d6c2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ebb118907fa893a392c699ddf120848fa0a8d6c2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate circulate 0.5.0
[INFO] finished tweaking crates.io crate circulate 0.5.0
[INFO] tweaked toml for crates.io crate circulate 0.5.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate circulate 0.5.0 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" "+ebb118907fa893a392c699ddf120848fa0a8d6c2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:023092b8bfa974c7f3e45c5ce651cc8dd3afd5e76915d5995b8dacd3032bf956" "/opt/rustwide/cargo-home/bin/cargo" "+ebb118907fa893a392c699ddf120848fa0a8d6c2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8c715e9519698b3c0388a48c85365f82c1dcc1443b56e6389f34d4c3d06cb29c
[INFO] running `Command { std: "docker" "start" "-a" "8c715e9519698b3c0388a48c85365f82c1dcc1443b56e6389f34d4c3d06cb29c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c715e9519698b3c0388a48c85365f82c1dcc1443b56e6389f34d4c3d06cb29c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c715e9519698b3c0388a48c85365f82c1dcc1443b56e6389f34d4c3d06cb29c", kill_on_drop: false }`
[INFO] [stdout] 8c715e9519698b3c0388a48c85365f82c1dcc1443b56e6389f34d4c3d06cb29c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:023092b8bfa974c7f3e45c5ce651cc8dd3afd5e76915d5995b8dacd3032bf956" "/opt/rustwide/cargo-home/bin/cargo" "+ebb118907fa893a392c699ddf120848fa0a8d6c2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f992c958e194d461651e92d309258ad2f70b87885d381d2c7d132667a25f585
[INFO] running `Command { std: "docker" "start" "-a" "4f992c958e194d461651e92d309258ad2f70b87885d381d2c7d132667a25f585", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.34
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.83
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking lock_api v0.4.6
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]    Compiling parking_lot_core v0.9.1
[INFO] [stderr]     Checking slab v0.4.5
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling anyhow v1.0.55
[INFO] [stderr]     Checking half v2.2.1
[INFO] [stderr]     Checking flume v0.11.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking parking_lot v0.12.0
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]     Checking tokio v1.17.0
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking futures-executor v0.3.21
[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]     Checking pot v3.0.0
[INFO] [stderr]     Checking arc-bytes v0.3.3
[INFO] [stderr]     Checking circulate v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0453]: warn(future_incompatible) incompatible with previous forbid
[INFO] [stdout]  --> src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     future_incompatible,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]   |
[INFO] [stdout]   = note: `forbid` lint level is the default for pointer_structural_match
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0453]: warn(future_incompatible) incompatible with previous forbid
[INFO] [stdout]  --> src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     future_incompatible,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]   |
[INFO] [stdout]   = note: `forbid` lint level is the default for pointer_structural_match
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 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 `circulate` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 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 `circulate` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "4f992c958e194d461651e92d309258ad2f70b87885d381d2c7d132667a25f585", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f992c958e194d461651e92d309258ad2f70b87885d381d2c7d132667a25f585", kill_on_drop: false }`
[INFO] [stdout] 4f992c958e194d461651e92d309258ad2f70b87885d381d2c7d132667a25f585