[INFO] fetching crate vector-trees 0.1.0...
[INFO] testing vector-trees-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate vector-trees 0.1.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate vector-trees 0.1.0 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 vector-trees 0.1.0
[INFO] finished tweaking crates.io crate vector-trees 0.1.0
[INFO] tweaked toml for crates.io crate vector-trees 0.1.0 written to /workspace/builds/worker-11/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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] cf8f7bdd5ab6cdb281cf0f7b2dcf5d3685580994ccca04e08deb5a3144f36c1e
[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" "cf8f7bdd5ab6cdb281cf0f7b2dcf5d3685580994ccca04e08deb5a3144f36c1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf8f7bdd5ab6cdb281cf0f7b2dcf5d3685580994ccca04e08deb5a3144f36c1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf8f7bdd5ab6cdb281cf0f7b2dcf5d3685580994ccca04e08deb5a3144f36c1e", kill_on_drop: false }`
[INFO] [stdout] cf8f7bdd5ab6cdb281cf0f7b2dcf5d3685580994ccca04e08deb5a3144f36c1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] [stdout] 9c41c07f7ce0d99e1d09ac685a67b74e08f4d380a64cbbde93a0f3d4d8867ef5
[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" "9c41c07f7ce0d99e1d09ac685a67b74e08f4d380a64cbbde93a0f3d4d8867ef5", kill_on_drop: false }`
[INFO] [stderr]    Compiling vector-trees v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "9c41c07f7ce0d99e1d09ac685a67b74e08f4d380a64cbbde93a0f3d4d8867ef5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c41c07f7ce0d99e1d09ac685a67b74e08f4d380a64cbbde93a0f3d4d8867ef5", kill_on_drop: false }`
[INFO] [stdout] 9c41c07f7ce0d99e1d09ac685a67b74e08f4d380a64cbbde93a0f3d4d8867ef5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] [stdout] ff5083486fcb561af0f5ae043b2500354dcac58a4ed5b186243b0e3aec69c78b
[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" "ff5083486fcb561af0f5ae043b2500354dcac58a4ed5b186243b0e3aec69c78b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_xorshift v0.2.0
[INFO] [stderr]    Compiling vector-trees v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.03s
[INFO] running `Command { std: "docker" "inspect" "ff5083486fcb561af0f5ae043b2500354dcac58a4ed5b186243b0e3aec69c78b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff5083486fcb561af0f5ae043b2500354dcac58a4ed5b186243b0e3aec69c78b", kill_on_drop: false }`
[INFO] [stdout] ff5083486fcb561af0f5ae043b2500354dcac58a4ed5b186243b0e3aec69c78b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 57275d7ad887b18297053d2cd11f3352108723e715713c09a5be178918a92a98
[INFO] running `Command { std: "docker" "start" "-a" "57275d7ad887b18297053d2cd11f3352108723e715713c09a5be178918a92a98", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/vector_trees-3054ec94b4fef3f3
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test btree::tests::test_random_add ... ok
[INFO] [stderr]    Doc-tests vector-trees
[INFO] [stdout] test btree::tests::test_random_remove ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "57275d7ad887b18297053d2cd11f3352108723e715713c09a5be178918a92a98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57275d7ad887b18297053d2cd11f3352108723e715713c09a5be178918a92a98", kill_on_drop: false }`
[INFO] [stdout] 57275d7ad887b18297053d2cd11f3352108723e715713c09a5be178918a92a98