[INFO] fetching crate labelgraph 2.2.3...
[INFO] testing labelgraph-2.2.3 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1
[INFO] extracting crate labelgraph 2.2.3 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate labelgraph 2.2.3
[INFO] finished tweaking crates.io crate labelgraph 2.2.3
[INFO] tweaked toml for crates.io crate labelgraph 2.2.3 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate labelgraph 2.2.3 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 029772ae9f56de0367f23eb73a9199e53a62d8d7a29538615b80cd0c6e342611
[INFO] running `Command { std: "docker" "start" "-a" "029772ae9f56de0367f23eb73a9199e53a62d8d7a29538615b80cd0c6e342611", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "029772ae9f56de0367f23eb73a9199e53a62d8d7a29538615b80cd0c6e342611", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "029772ae9f56de0367f23eb73a9199e53a62d8d7a29538615b80cd0c6e342611", kill_on_drop: false }`
[INFO] [stdout] 029772ae9f56de0367f23eb73a9199e53a62d8d7a29538615b80cd0c6e342611
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a331bdb828c0d233d23494489dc3b5e0430846770d255269f889ec2e32b238b9
[INFO] running `Command { std: "docker" "start" "-a" "a331bdb828c0d233d23494489dc3b5e0430846770d255269f889ec2e32b238b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling labelgraph v2.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `graph_traversal_algorithms::*`
[INFO] [stdout]  --> src/lib.rs:4:44
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use crate::{graph::DirectedLabelGraph, graph_traversal_algorithms::*};
[INFO] [stdout]   |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "a331bdb828c0d233d23494489dc3b5e0430846770d255269f889ec2e32b238b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a331bdb828c0d233d23494489dc3b5e0430846770d255269f889ec2e32b238b9", kill_on_drop: false }`
[INFO] [stdout] a331bdb828c0d233d23494489dc3b5e0430846770d255269f889ec2e32b238b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f345ace11addbb9a4849b7f581bbedd8557779e617738bd85b9716ed05acd8e
[INFO] running `Command { std: "docker" "start" "-a" "6f345ace11addbb9a4849b7f581bbedd8557779e617738bd85b9716ed05acd8e", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `graph_traversal_algorithms::*`
[INFO] [stdout]  --> src/lib.rs:4:44
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use crate::{graph::DirectedLabelGraph, graph_traversal_algorithms::*};
[INFO] [stdout]   |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling labelgraph v2.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `graph_traversal_algorithms::*`
[INFO] [stdout]  --> src/lib.rs:4:44
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use crate::{graph::DirectedLabelGraph, graph_traversal_algorithms::*};
[INFO] [stdout]   |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "6f345ace11addbb9a4849b7f581bbedd8557779e617738bd85b9716ed05acd8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f345ace11addbb9a4849b7f581bbedd8557779e617738bd85b9716ed05acd8e", kill_on_drop: false }`
[INFO] [stdout] 6f345ace11addbb9a4849b7f581bbedd8557779e617738bd85b9716ed05acd8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bca5696335e3848e4cbb003fbc0aa3f16ec0282062e9f2cbf8994d0fe75be33f
[INFO] running `Command { std: "docker" "start" "-a" "bca5696335e3848e4cbb003fbc0aa3f16ec0282062e9f2cbf8994d0fe75be33f", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `graph_traversal_algorithms::*`
[INFO] [stderr]  --> src/lib.rs:4:44
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub use crate::{graph::DirectedLabelGraph, graph_traversal_algorithms::*};
[INFO] [stderr]   |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `labelgraph` (lib) generated 1 warning (run `cargo fix --lib -p labelgraph` to apply 1 suggestion)
[INFO] [stderr] warning: `labelgraph` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/labelgraph-e756fbd0d933b8b1)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests labelgraph
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bca5696335e3848e4cbb003fbc0aa3f16ec0282062e9f2cbf8994d0fe75be33f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bca5696335e3848e4cbb003fbc0aa3f16ec0282062e9f2cbf8994d0fe75be33f", kill_on_drop: false }`
[INFO] [stdout] bca5696335e3848e4cbb003fbc0aa3f16ec0282062e9f2cbf8994d0fe75be33f