[INFO] fetching crate splay 0.1.8...
[INFO] testing splay-0.1.8 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate splay 0.1.8 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate splay 0.1.8 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate splay 0.1.8
[INFO] finished tweaking crates.io crate splay 0.1.8
[INFO] tweaked toml for crates.io crate splay 0.1.8 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 01a9fd9904a411f68d4f0f034c7fd6f663859983b8f62c5de9b7bd2e996b6588
[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" "01a9fd9904a411f68d4f0f034c7fd6f663859983b8f62c5de9b7bd2e996b6588", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01a9fd9904a411f68d4f0f034c7fd6f663859983b8f62c5de9b7bd2e996b6588", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01a9fd9904a411f68d4f0f034c7fd6f663859983b8f62c5de9b7bd2e996b6588", kill_on_drop: false }`
[INFO] [stdout] 01a9fd9904a411f68d4f0f034c7fd6f663859983b8f62c5de9b7bd2e996b6588
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d158ce2297e2b7abb0108234339081f63ca3ad7be928036eaaec8f46e166c86b
[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" "d158ce2297e2b7abb0108234339081f63ca3ad7be928036eaaec8f46e166c86b", kill_on_drop: false }`
[INFO] [stderr]    Compiling splay v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "d158ce2297e2b7abb0108234339081f63ca3ad7be928036eaaec8f46e166c86b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d158ce2297e2b7abb0108234339081f63ca3ad7be928036eaaec8f46e166c86b", kill_on_drop: false }`
[INFO] [stdout] d158ce2297e2b7abb0108234339081f63ca3ad7be928036eaaec8f46e166c86b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb438810e854475721e73101f54af58c6ac0def9be19b76354d7a519b9480d8f
[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" "fb438810e854475721e73101f54af58c6ac0def9be19b76354d7a519b9480d8f", kill_on_drop: false }`
[INFO] [stderr]    Compiling splay v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.50s
[INFO] running `Command { std: "docker" "inspect" "fb438810e854475721e73101f54af58c6ac0def9be19b76354d7a519b9480d8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb438810e854475721e73101f54af58c6ac0def9be19b76354d7a519b9480d8f", kill_on_drop: false }`
[INFO] [stdout] fb438810e854475721e73101f54af58c6ac0def9be19b76354d7a519b9480d8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 93bdd376a29aff0740cdffba5ed8aa96aed0ca16358875280e7336ad36ecbba3
[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" "93bdd376a29aff0740cdffba5ed8aa96aed0ca16358875280e7336ad36ecbba3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/splay-7b162e507cb5e6aa
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test test::find_mut_simple ... ok
[INFO] [stdout] test test::pop_simple ... ok
[INFO] [stdout] test test::large ... ok
[INFO] [stdout] test test::find_empty ... ok
[INFO] [stdout] test test::find_not_found ... ok
[INFO] [stdout] test test::insert_replace ... ok
[INFO] [stdout] test test::insert_simple ... ok
[INFO] [stdout] test test::remove_simple ... ok
[INFO] [stdout] test test::test_clear ... ok
[INFO] [stdout] test test::test_len ... ok
[INFO] [stdout] test test::into_iter_backwards ... ok
[INFO] [stdout] test test::get_works ... ok
[INFO] [stdout] test test::into_iter ... ok
[INFO] [stdout] test test::get_panic_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests splay
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.61s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "93bdd376a29aff0740cdffba5ed8aa96aed0ca16358875280e7336ad36ecbba3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93bdd376a29aff0740cdffba5ed8aa96aed0ca16358875280e7336ad36ecbba3", kill_on_drop: false }`
[INFO] [stdout] 93bdd376a29aff0740cdffba5ed8aa96aed0ca16358875280e7336ad36ecbba3