[INFO] fetching crate moongraph 0.4.2...
[INFO] checking moongraph-0.4.2 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate moongraph 0.4.2 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate moongraph 0.4.2 on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate moongraph 0.4.2
[INFO] finished tweaking crates.io crate moongraph 0.4.2
[INFO] tweaked toml for crates.io crate moongraph 0.4.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 33 packages to latest compatible versions
[INFO] [stderr]       Adding aquamarine v0.4.0 (latest: v0.5.0)
[INFO] [stderr]       Adding heck v0.4.1 (latest: v0.5.0)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.13.0)
[INFO] [stderr]       Adding rustc-hash v1.1.0 (latest: v2.0.0)
[INFO] [stderr]       Adding snafu v0.7.5 (latest: v0.8.4)
[INFO] [stderr]       Adding snafu-derive v0.7.5 (latest: v0.8.4)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.77)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded moongraph-macros-syntax v0.1.0
[INFO] [stderr]   Downloaded moongraph-macros v0.1.3
[INFO] [stderr]   Downloaded dot2 v1.0.0
[INFO] [stderr]   Downloaded dagga v0.2.1
[INFO] [stderr]   Downloaded aquamarine v0.4.0
[INFO] [stderr]   Downloaded broomdog v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ab692495cdde0c86562f3540d6ea573cea4d0fce0bbe39e534f5851ea1ad360d
[INFO] running `Command { std: "docker" "start" "-a" "ab692495cdde0c86562f3540d6ea573cea4d0fce0bbe39e534f5851ea1ad360d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab692495cdde0c86562f3540d6ea573cea4d0fce0bbe39e534f5851ea1ad360d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab692495cdde0c86562f3540d6ea573cea4d0fce0bbe39e534f5851ea1ad360d", kill_on_drop: false }`
[INFO] [stdout] ab692495cdde0c86562f3540d6ea573cea4d0fce0bbe39e534f5851ea1ad360d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e90ca558a63524a7d2926cae45747bd2868b9cc4ebe5b4487761b87398a3fe44
[INFO] running `Command { std: "docker" "start" "-a" "e90ca558a63524a7d2926cae45747bd2868b9cc4ebe5b4487761b87398a3fe44", kill_on_drop: false }`
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling snafu-derive v0.8.4
[INFO] [stderr]    Compiling snafu-derive v0.7.5
[INFO] [stderr]    Compiling moongraph-macros-syntax v0.1.0
[INFO] [stderr]    Compiling moongraph-macros v0.1.3
[INFO] [stderr]     Checking snafu v0.7.5
[INFO] [stderr]     Checking snafu v0.8.4
[INFO] [stderr]     Checking dagga v0.2.1
[INFO] [stderr]     Checking broomdog v0.1.1
[INFO] [stderr]     Checking moongraph v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `none`
[INFO] [stdout]     --> src/lib.rs:1795:11
[INFO] [stdout]      |
[INFO] [stdout] 1795 |     #[cfg(feature = "none")]
[INFO] [stdout]      |           ^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: expected values for `feature` are: `default`, `derive`, `dot`, `parallel`, and `tutorial`
[INFO] [stdout]      = help: consider adding `none` as a feature in `Cargo.toml`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]      = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TestError` is never used
[INFO] [stdout]     --> src/lib.rs:1769:14
[INFO] [stdout]      |
[INFO] [stdout] 1769 |         enum TestError {}
[INFO] [stdout]      |              ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.90s
[INFO] running `Command { std: "docker" "inspect" "e90ca558a63524a7d2926cae45747bd2868b9cc4ebe5b4487761b87398a3fe44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e90ca558a63524a7d2926cae45747bd2868b9cc4ebe5b4487761b87398a3fe44", kill_on_drop: false }`
[INFO] [stdout] e90ca558a63524a7d2926cae45747bd2868b9cc4ebe5b4487761b87398a3fe44
[INFO] checking moongraph-0.4.2 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] extracting crate moongraph 0.4.2 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate moongraph 0.4.2 on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate moongraph 0.4.2
[INFO] finished tweaking crates.io crate moongraph 0.4.2
[INFO] tweaked toml for crates.io crate moongraph 0.4.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 33 packages to latest compatible versions
[INFO] [stderr]       Adding aquamarine v0.4.0 (latest: v0.5.0)
[INFO] [stderr]       Adding heck v0.4.1 (latest: v0.5.0)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.13.0)
[INFO] [stderr]       Adding rustc-hash v1.1.0 (latest: v2.0.0)
[INFO] [stderr]       Adding snafu v0.7.5 (latest: v0.8.4)
[INFO] [stderr]       Adding snafu-derive v0.7.5 (latest: v0.8.4)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.77)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5e6bb5046fc81f5a6dab3d239687601ce4493ba017cda56c64ea04bb3b6180ec
[INFO] running `Command { std: "docker" "start" "-a" "5e6bb5046fc81f5a6dab3d239687601ce4493ba017cda56c64ea04bb3b6180ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e6bb5046fc81f5a6dab3d239687601ce4493ba017cda56c64ea04bb3b6180ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e6bb5046fc81f5a6dab3d239687601ce4493ba017cda56c64ea04bb3b6180ec", kill_on_drop: false }`
[INFO] [stdout] 5e6bb5046fc81f5a6dab3d239687601ce4493ba017cda56c64ea04bb3b6180ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29d9e0ba297d37c8903a94d0ae9a08bb3ad79100a535d4f3d3ddd2ba9c953863
[INFO] running `Command { std: "docker" "start" "-a" "29d9e0ba297d37c8903a94d0ae9a08bb3ad79100a535d4f3d3ddd2ba9c953863", kill_on_drop: false }`
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling snafu-derive v0.8.4
[INFO] [stderr]    Compiling snafu-derive v0.7.5
[INFO] [stderr]    Compiling moongraph-macros-syntax v0.1.0
[INFO] [stderr]    Compiling moongraph-macros v0.1.3
[INFO] [stderr]     Checking snafu v0.8.4
[INFO] [stderr]     Checking broomdog v0.1.1
[INFO] [stderr]     Checking snafu v0.7.5
[INFO] [stderr]     Checking dagga v0.2.1
[INFO] [stderr]     Checking moongraph v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `none`
[INFO] [stdout]     --> src/lib.rs:1795:11
[INFO] [stdout]      |
[INFO] [stdout] 1795 |     #[cfg(feature = "none")]
[INFO] [stdout]      |           ^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: expected values for `feature` are: `default`, `derive`, `dot`, `parallel`, and `tutorial`
[INFO] [stdout]      = help: consider adding `none` as a feature in `Cargo.toml`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]      = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TestError` is never used
[INFO] [stdout]     --> src/lib.rs:1769:14
[INFO] [stdout]      |
[INFO] [stdout] 1769 |         enum TestError {}
[INFO] [stdout]      |              ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.69s
[INFO] running `Command { std: "docker" "inspect" "29d9e0ba297d37c8903a94d0ae9a08bb3ad79100a535d4f3d3ddd2ba9c953863", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29d9e0ba297d37c8903a94d0ae9a08bb3ad79100a535d4f3d3ddd2ba9c953863", kill_on_drop: false }`
[INFO] [stdout] 29d9e0ba297d37c8903a94d0ae9a08bb3ad79100a535d4f3d3ddd2ba9c953863