[INFO] fetching crate labelgraph 2.2.3...
[INFO] testing labelgraph-2.2.3 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate labelgraph 2.2.3 into /workspace/builds/worker-1-tc2/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-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate labelgraph 2.2.3 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 79e60cee6db50976da7b6bb636e68d07dd3973bdeffdbd71c16123ef32c29303
[INFO] running `Command { std: "docker" "start" "-a" "79e60cee6db50976da7b6bb636e68d07dd3973bdeffdbd71c16123ef32c29303", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79e60cee6db50976da7b6bb636e68d07dd3973bdeffdbd71c16123ef32c29303", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79e60cee6db50976da7b6bb636e68d07dd3973bdeffdbd71c16123ef32c29303", kill_on_drop: false }`
[INFO] [stdout] 79e60cee6db50976da7b6bb636e68d07dd3973bdeffdbd71c16123ef32c29303
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e5e7b44ca7504c6470ac34ae1202a83200f5981a75378388acc91968dc33b8e
[INFO] running `Command { std: "docker" "start" "-a" "1e5e7b44ca7504c6470ac34ae1202a83200f5981a75378388acc91968dc33b8e", 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "1e5e7b44ca7504c6470ac34ae1202a83200f5981a75378388acc91968dc33b8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e5e7b44ca7504c6470ac34ae1202a83200f5981a75378388acc91968dc33b8e", kill_on_drop: false }`
[INFO] [stdout] 1e5e7b44ca7504c6470ac34ae1202a83200f5981a75378388acc91968dc33b8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ebcc76b8b71c769f94753915186dc2ed85032c998ba92a1148d98a4d2c0524c
[INFO] running `Command { std: "docker" "start" "-a" "4ebcc76b8b71c769f94753915186dc2ed85032c998ba92a1148d98a4d2c0524c", 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "4ebcc76b8b71c769f94753915186dc2ed85032c998ba92a1148d98a4d2c0524c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ebcc76b8b71c769f94753915186dc2ed85032c998ba92a1148d98a4d2c0524c", kill_on_drop: false }`
[INFO] [stdout] 4ebcc76b8b71c769f94753915186dc2ed85032c998ba92a1148d98a4d2c0524c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 052684e1861146eac13360b18e8a600897a1b18bb7e42376bfd930f2fb59db27
[INFO] running `Command { std: "docker" "start" "-a" "052684e1861146eac13360b18e8a600897a1b18bb7e42376bfd930f2fb59db27", 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)]` (part of `#[warn(unused)]`) 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 0.03s
[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" "052684e1861146eac13360b18e8a600897a1b18bb7e42376bfd930f2fb59db27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "052684e1861146eac13360b18e8a600897a1b18bb7e42376bfd930f2fb59db27", kill_on_drop: false }`
[INFO] [stdout] 052684e1861146eac13360b18e8a600897a1b18bb7e42376bfd930f2fb59db27