[INFO] fetching crate bend 0.1.0...
[INFO] checking bend-0.1.0 against master#64b185eddaa1d7ddf5e0c024be23b9cbba6c1722 for pr-143929
[INFO] extracting crate bend 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate bend 0.1.0
[INFO] finished tweaking crates.io crate bend 0.1.0
[INFO] tweaked toml for crates.io crate bend 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate bend 0.1.0 on toolchain 64b185eddaa1d7ddf5e0c024be23b9cbba6c1722
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+64b185eddaa1d7ddf5e0c024be23b9cbba6c1722" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+64b185eddaa1d7ddf5e0c024be23b9cbba6c1722" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+64b185eddaa1d7ddf5e0c024be23b9cbba6c1722" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e8955075918b6d00525c617f7c34ee2595c70db70b3cf844dc875e4d3604499b" "/opt/rustwide/cargo-home/bin/cargo" "+64b185eddaa1d7ddf5e0c024be23b9cbba6c1722" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d742df4a5b34115a9fda10ae666732aa69921f0867bb9f4ae3ee32c6d60fa15c
[INFO] running `Command { std: "docker" "start" "-a" "d742df4a5b34115a9fda10ae666732aa69921f0867bb9f4ae3ee32c6d60fa15c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d742df4a5b34115a9fda10ae666732aa69921f0867bb9f4ae3ee32c6d60fa15c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d742df4a5b34115a9fda10ae666732aa69921f0867bb9f4ae3ee32c6d60fa15c", kill_on_drop: false }`
[INFO] [stdout] d742df4a5b34115a9fda10ae666732aa69921f0867bb9f4ae3ee32c6d60fa15c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e8955075918b6d00525c617f7c34ee2595c70db70b3cf844dc875e4d3604499b" "/opt/rustwide/cargo-home/bin/cargo" "+64b185eddaa1d7ddf5e0c024be23b9cbba6c1722" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 72e8dc6e54e8751ec2495137a8daf38088a68f0b841016c8b7905d10f5d97cb6
[INFO] running `Command { std: "docker" "start" "-a" "72e8dc6e54e8751ec2495137a8daf38088a68f0b841016c8b7905d10f5d97cb6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]     Checking unicode-ident v1.0.18
[INFO] [stderr]     Checking quote v1.0.40
[INFO] [stderr]     Checking syn v2.0.104
[INFO] [stderr]     Checking bend v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `Forwarder` is never used
[INFO] [stdout]  --> src/lib.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | trait Forwarder {}
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Forwarder` is never used
[INFO] [stdout]  --> src/lib.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | trait Forwarder {}
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.04s
[INFO] running `Command { std: "docker" "inspect" "72e8dc6e54e8751ec2495137a8daf38088a68f0b841016c8b7905d10f5d97cb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72e8dc6e54e8751ec2495137a8daf38088a68f0b841016c8b7905d10f5d97cb6", kill_on_drop: false }`
[INFO] [stdout] 72e8dc6e54e8751ec2495137a8daf38088a68f0b841016c8b7905d10f5d97cb6