[INFO] fetching crate shipyard_hierarchy 0.3.0...
[INFO] testing shipyard_hierarchy-0.3.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate shipyard_hierarchy 0.3.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate shipyard_hierarchy 0.3.0 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 shipyard_hierarchy 0.3.0
[INFO] finished tweaking crates.io crate shipyard_hierarchy 0.3.0
[INFO] tweaked toml for crates.io crate shipyard_hierarchy 0.3.0 written to /workspace/builds/worker-1/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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f56439c86921b28b11662df4a6f0d2ba2b8e19dbe327904424471e1770400eaa
[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" "f56439c86921b28b11662df4a6f0d2ba2b8e19dbe327904424471e1770400eaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f56439c86921b28b11662df4a6f0d2ba2b8e19dbe327904424471e1770400eaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f56439c86921b28b11662df4a6f0d2ba2b8e19dbe327904424471e1770400eaa", kill_on_drop: false }`
[INFO] [stdout] f56439c86921b28b11662df4a6f0d2ba2b8e19dbe327904424471e1770400eaa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5f398ad37b10e04cb0bb73cb95268d5e3c7c30bdf59e713b0490e15bc5b3d40
[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" "f5f398ad37b10e04cb0bb73cb95268d5e3c7c30bdf59e713b0490e15bc5b3d40", kill_on_drop: false }`
[INFO] [stderr]    Compiling smallvec v1.6.0
[INFO] [stderr]    Compiling ahash v0.3.8
[INFO] [stderr]    Compiling hashbrown v0.7.2
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling shipyard v0.4.1
[INFO] [stderr]    Compiling shipyard_hierarchy v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.42s
[INFO] running `Command { std: "docker" "inspect" "f5f398ad37b10e04cb0bb73cb95268d5e3c7c30bdf59e713b0490e15bc5b3d40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5f398ad37b10e04cb0bb73cb95268d5e3c7c30bdf59e713b0490e15bc5b3d40", kill_on_drop: false }`
[INFO] [stdout] f5f398ad37b10e04cb0bb73cb95268d5e3c7c30bdf59e713b0490e15bc5b3d40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2b3418850d762c4efde40f88fd4dfc3729d4774557497cc83adf6c915c833f4
[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" "f2b3418850d762c4efde40f88fd4dfc3729d4774557497cc83adf6c915c833f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling shipyard_hierarchy v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.70s
[INFO] running `Command { std: "docker" "inspect" "f2b3418850d762c4efde40f88fd4dfc3729d4774557497cc83adf6c915c833f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2b3418850d762c4efde40f88fd4dfc3729d4774557497cc83adf6c915c833f4", kill_on_drop: false }`
[INFO] [stdout] f2b3418850d762c4efde40f88fd4dfc3729d4774557497cc83adf6c915c833f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0768dc74db7ee0b513f0a9f8c6ccf8901b56cafd5500f8985ae53f58bcdf92de
[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" "0768dc74db7ee0b513f0a9f8c6ccf8901b56cafd5500f8985ae53f58bcdf92de", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/shipyard_hierarchy-d87db874fd9580a5
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_detach ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test_hierarchy_basic-14668880fc392c4b
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_hierarchy_tree ... ok
[INFO] [stdout] test test_hierarchy ... ok
[INFO] [stdout] test test_sorting_depth_first ... ok
[INFO] [stdout] test test_debug_print ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests shipyard_hierarchy
[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" "0768dc74db7ee0b513f0a9f8c6ccf8901b56cafd5500f8985ae53f58bcdf92de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0768dc74db7ee0b513f0a9f8c6ccf8901b56cafd5500f8985ae53f58bcdf92de", kill_on_drop: false }`
[INFO] [stdout] 0768dc74db7ee0b513f0a9f8c6ccf8901b56cafd5500f8985ae53f58bcdf92de