[INFO] fetching crate kumagraph 0.0.1...
[INFO] testing kumagraph-0.0.1 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate kumagraph 0.0.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate kumagraph 0.0.1 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 098f5d3b830e18d4ade2ae7d7984e1c1fb9dd679c895e0afc149ff7d0a462504
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "098f5d3b830e18d4ade2ae7d7984e1c1fb9dd679c895e0afc149ff7d0a462504", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "098f5d3b830e18d4ade2ae7d7984e1c1fb9dd679c895e0afc149ff7d0a462504", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "098f5d3b830e18d4ade2ae7d7984e1c1fb9dd679c895e0afc149ff7d0a462504", kill_on_drop: false }`
[INFO] [stdout] 098f5d3b830e18d4ade2ae7d7984e1c1fb9dd679c895e0afc149ff7d0a462504
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a558da7796fd874f96d3ecc4e72e23b9884fc1c2d806331e9f95b9ac9b0ba71
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2a558da7796fd874f96d3ecc4e72e23b9884fc1c2d806331e9f95b9ac9b0ba71", kill_on_drop: false }`
[INFO] [stderr]    Compiling kumagraph v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "2a558da7796fd874f96d3ecc4e72e23b9884fc1c2d806331e9f95b9ac9b0ba71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a558da7796fd874f96d3ecc4e72e23b9884fc1c2d806331e9f95b9ac9b0ba71", kill_on_drop: false }`
[INFO] [stdout] 2a558da7796fd874f96d3ecc4e72e23b9884fc1c2d806331e9f95b9ac9b0ba71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d1221776800a4cec9c5bfabec6042c03e50d208bcaf26d1492a67fc7617d61a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9d1221776800a4cec9c5bfabec6042c03e50d208bcaf26d1492a67fc7617d61a", 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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `Command { std: "docker" "inspect" "9d1221776800a4cec9c5bfabec6042c03e50d208bcaf26d1492a67fc7617d61a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d1221776800a4cec9c5bfabec6042c03e50d208bcaf26d1492a67fc7617d61a", kill_on_drop: false }`
[INFO] [stdout] 9d1221776800a4cec9c5bfabec6042c03e50d208bcaf26d1492a67fc7617d61a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 08b75d825beac8857e15035689dce325e9333fdf01eeb1d99191143bd7a37bf1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "08b75d825beac8857e15035689dce325e9333fdf01eeb1d99191143bd7a37bf1", 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: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/kumagraph-744c7a3e11ecbe65)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests kumagraph
[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] [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" "08b75d825beac8857e15035689dce325e9333fdf01eeb1d99191143bd7a37bf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08b75d825beac8857e15035689dce325e9333fdf01eeb1d99191143bd7a37bf1", kill_on_drop: false }`
[INFO] [stdout] 08b75d825beac8857e15035689dce325e9333fdf01eeb1d99191143bd7a37bf1