[INFO] fetching crate kumagraph 0.0.1...
[INFO] testing kumagraph-0.0.1 against 1.90.0 for beta-1.91-3
[INFO] extracting crate kumagraph 0.0.1 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate kumagraph 0.0.1
[INFO] finished tweaking crates.io crate kumagraph 0.0.1
[INFO] tweaked toml for crates.io crate kumagraph 0.0.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate kumagraph 0.0.1 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a0ee1d69c71cc2dcbad2544e558c97ce6bc02c4c88eb7c8a53a287fb0d960f46
[INFO] running `Command { std: "docker" "start" "-a" "a0ee1d69c71cc2dcbad2544e558c97ce6bc02c4c88eb7c8a53a287fb0d960f46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0ee1d69c71cc2dcbad2544e558c97ce6bc02c4c88eb7c8a53a287fb0d960f46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0ee1d69c71cc2dcbad2544e558c97ce6bc02c4c88eb7c8a53a287fb0d960f46", kill_on_drop: false }`
[INFO] [stdout] a0ee1d69c71cc2dcbad2544e558c97ce6bc02c4c88eb7c8a53a287fb0d960f46
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc4beb724ffdbdb6de480a3457ce8915b59df7cf8d195438b4aa60d7dab4f027
[INFO] running `Command { std: "docker" "start" "-a" "cc4beb724ffdbdb6de480a3457ce8915b59df7cf8d195438b4aa60d7dab4f027", kill_on_drop: false }`
[INFO] [stderr]    Compiling kumagraph v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "cc4beb724ffdbdb6de480a3457ce8915b59df7cf8d195438b4aa60d7dab4f027", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc4beb724ffdbdb6de480a3457ce8915b59df7cf8d195438b4aa60d7dab4f027", kill_on_drop: false }`
[INFO] [stdout] cc4beb724ffdbdb6de480a3457ce8915b59df7cf8d195438b4aa60d7dab4f027
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 442a30d4e625d8f754e23f8d724d58f8b92a6c0e83de135486e47889c3e525f0
[INFO] running `Command { std: "docker" "start" "-a" "442a30d4e625d8f754e23f8d724d58f8b92a6c0e83de135486e47889c3e525f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling kumagraph v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `GraphError`
[INFO] [stdout]    --> src/lib.rs:140:24
[INFO] [stdout]     |
[INFO] [stdout] 140 |     use crate::{Graph, GraphError};
[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 0.49s
[INFO] running `Command { std: "docker" "inspect" "442a30d4e625d8f754e23f8d724d58f8b92a6c0e83de135486e47889c3e525f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "442a30d4e625d8f754e23f8d724d58f8b92a6c0e83de135486e47889c3e525f0", kill_on_drop: false }`
[INFO] [stdout] 442a30d4e625d8f754e23f8d724d58f8b92a6c0e83de135486e47889c3e525f0
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] da843f13d0e79ee37854930d4a022dcdc0cdf6cce02d97071e1fcf7fba4e63ac
[INFO] running `Command { std: "docker" "start" "-a" "da843f13d0e79ee37854930d4a022dcdc0cdf6cce02d97071e1fcf7fba4e63ac", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `GraphError`
[INFO] [stderr]    --> src/lib.rs:140:24
[INFO] [stderr]     |
[INFO] [stderr] 140 |     use crate::{Graph, GraphError};
[INFO] [stderr]     |                        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `kumagraph` (lib test) generated 1 warning (run `cargo fix --lib -p kumagraph --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/kumagraph-2f1a8596b45a8cd1)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::test_push_and_remove ... ok
[INFO] [stdout] test tests::test_read_write ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests kumagraph
[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" "da843f13d0e79ee37854930d4a022dcdc0cdf6cce02d97071e1fcf7fba4e63ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da843f13d0e79ee37854930d4a022dcdc0cdf6cce02d97071e1fcf7fba4e63ac", kill_on_drop: false }`
[INFO] [stdout] da843f13d0e79ee37854930d4a022dcdc0cdf6cce02d97071e1fcf7fba4e63ac