[INFO] fetching crate splay 0.1.8...
[INFO] testing splay-0.1.8 against 1.49.0 for beta-1.50-1
[INFO] extracting crate splay 0.1.8 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate splay 0.1.8 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec427fa3fe28a6c9830f6277ebe7bd97fa08befc460169fbe6ec4ae34a1f032c
[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" "ec427fa3fe28a6c9830f6277ebe7bd97fa08befc460169fbe6ec4ae34a1f032c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec427fa3fe28a6c9830f6277ebe7bd97fa08befc460169fbe6ec4ae34a1f032c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec427fa3fe28a6c9830f6277ebe7bd97fa08befc460169fbe6ec4ae34a1f032c", kill_on_drop: false }`
[INFO] [stdout] ec427fa3fe28a6c9830f6277ebe7bd97fa08befc460169fbe6ec4ae34a1f032c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f4143db46e920d1eb8568ede7da8d39c4065d8b72d8ebba1120ed89e45abf41c
[INFO] running `Command { std: "docker" "start" "-a" "f4143db46e920d1eb8568ede7da8d39c4065d8b72d8ebba1120ed89e45abf41c", kill_on_drop: false }`
[INFO] [stderr]    Compiling splay v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "f4143db46e920d1eb8568ede7da8d39c4065d8b72d8ebba1120ed89e45abf41c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4143db46e920d1eb8568ede7da8d39c4065d8b72d8ebba1120ed89e45abf41c", kill_on_drop: false }`
[INFO] [stdout] f4143db46e920d1eb8568ede7da8d39c4065d8b72d8ebba1120ed89e45abf41c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 56ecc5b72e161e2c0ef2170824082ce3bdd84c7ebf9d9b8da07e186abe37bf9d
[INFO] running `Command { std: "docker" "start" "-a" "56ecc5b72e161e2c0ef2170824082ce3bdd84c7ebf9d9b8da07e186abe37bf9d", kill_on_drop: false }`
[INFO] [stderr]    Compiling splay v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `Command { std: "docker" "inspect" "56ecc5b72e161e2c0ef2170824082ce3bdd84c7ebf9d9b8da07e186abe37bf9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56ecc5b72e161e2c0ef2170824082ce3bdd84c7ebf9d9b8da07e186abe37bf9d", kill_on_drop: false }`
[INFO] [stdout] 56ecc5b72e161e2c0ef2170824082ce3bdd84c7ebf9d9b8da07e186abe37bf9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9ba2ac219356b0f4e5eb915fe86299c28eeaa9634d955a239d59ab282c951e4f
[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" "9ba2ac219356b0f4e5eb915fe86299c28eeaa9634d955a239d59ab282c951e4f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/splay-716e558cd746023b
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test test::find_empty ... ok
[INFO] [stdout] test test::find_not_found ... ok
[INFO] [stdout] test test::find_mut_simple ... ok
[INFO] [stdout] test test::insert_replace ... ok
[INFO] [stdout] test test::get_works ... ok
[INFO] [stdout] test test::insert_simple ... ok
[INFO] [stdout] test test::into_iter ... ok
[INFO] [stdout] test test::large ... ok
[INFO] [stdout] test test::pop_simple ... ok
[INFO] [stdout] test test::into_iter_backwards ... 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::get_panic_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9ba2ac219356b0f4e5eb915fe86299c28eeaa9634d955a239d59ab282c951e4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ba2ac219356b0f4e5eb915fe86299c28eeaa9634d955a239d59ab282c951e4f", kill_on_drop: false }`
[INFO] [stdout] 9ba2ac219356b0f4e5eb915fe86299c28eeaa9634d955a239d59ab282c951e4f