[INFO] cloning repository https://github.com/superfell/glowing-octo-robot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/superfell/glowing-octo-robot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuperfell%2Fglowing-octo-robot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuperfell%2Fglowing-octo-robot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 63b24b98ab509f199b45e5ceae68db97eca55b80
[INFO] testing superfell/glowing-octo-robot against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuperfell%2Fglowing-octo-robot" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/superfell/glowing-octo-robot on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/superfell/glowing-octo-robot
[INFO] finished tweaking git repo https://github.com/superfell/glowing-octo-robot
[INFO] tweaked toml for git repo https://github.com/superfell/glowing-octo-robot written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/superfell/glowing-octo-robot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", 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] d8bdf3ebbdb1f85cf7064a82e1f48c564d2b54fb28d5767038b272bee450bec1
[INFO] running `Command { std: "docker" "start" "-a" "d8bdf3ebbdb1f85cf7064a82e1f48c564d2b54fb28d5767038b272bee450bec1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8bdf3ebbdb1f85cf7064a82e1f48c564d2b54fb28d5767038b272bee450bec1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8bdf3ebbdb1f85cf7064a82e1f48c564d2b54fb28d5767038b272bee450bec1", kill_on_drop: false }`
[INFO] [stdout] d8bdf3ebbdb1f85cf7064a82e1f48c564d2b54fb28d5767038b272bee450bec1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 02489b8b385022219e4f2fad09a912b2cbb1300db5000d995716846a7368164b
[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" "02489b8b385022219e4f2fad09a912b2cbb1300db5000d995716846a7368164b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling serde_json v1.0.62
[INFO] [stderr]    Compiling dtoa v0.4.7
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling similar v1.1.0
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling terminal_size v0.1.16
[INFO] [stderr]    Compiling console v0.14.0
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling arr_macro_impl v0.1.3
[INFO] [stderr]    Compiling arr_macro v0.1.3
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling serde_yaml v0.8.17
[INFO] [stderr]    Compiling insta v1.6.0
[INFO] [stderr]    Compiling rusty_tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:479:10
[INFO] [stdout]     |
[INFO] [stdout] 479 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.18s
[INFO] running `Command { std: "docker" "inspect" "02489b8b385022219e4f2fad09a912b2cbb1300db5000d995716846a7368164b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02489b8b385022219e4f2fad09a912b2cbb1300db5000d995716846a7368164b", kill_on_drop: false }`
[INFO] [stdout] 02489b8b385022219e4f2fad09a912b2cbb1300db5000d995716846a7368164b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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] 29e04252e4053e8001545182191a49744ba573aa804ebe75e389a6103b54d870
[INFO] running `Command { std: "docker" "start" "-a" "29e04252e4053e8001545182191a49744ba573aa804ebe75e389a6103b54d870", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rusty_tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:479:10
[INFO] [stdout]     |
[INFO] [stdout] 479 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:479:10
[INFO] [stdout]     |
[INFO] [stdout] 479 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` 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 57.10s
[INFO] running `Command { std: "docker" "inspect" "29e04252e4053e8001545182191a49744ba573aa804ebe75e389a6103b54d870", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29e04252e4053e8001545182191a49744ba573aa804ebe75e389a6103b54d870", kill_on_drop: false }`
[INFO] [stdout] 29e04252e4053e8001545182191a49744ba573aa804ebe75e389a6103b54d870
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c8268a228d8e916e0202f955ef2d9b18e63e72a1db54752fee730f2965876325
[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" "c8268a228d8e916e0202f955ef2d9b18e63e72a1db54752fee730f2965876325", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/lib.rs:479:10
[INFO] [stderr]     |
[INFO] [stderr] 479 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rusty_tree` (lib) generated 1 warning
[INFO] [stderr] warning: `rusty_tree` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.30s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rusty_tree-edcdf760d02e68d9)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test test::tree_iter_key_order ... ok
[INFO] [stdout] test test::update_existing_key ... ok
[INFO] [stdout] test test::container4_only ... ok
[INFO] [stdout] test test::container4_grow_to_256 ... ok
[INFO] [stdout] test test::tree_iter_depth ... ok
[INFO] [stdout] test test::tree_iter ... ok
[INFO] [stdout] test test::test_c256_to_c4 ... ok
[INFO] [stdout] test test::tree_iter_256 ... ok
[INFO] [stdout] test test::test_path_coalesce ... ok
[INFO] [stdout] test test::delete_256 ... ok
[INFO] [stdout] test test::delete ... ok
[INFO] [stderr]    Doc-tests rusty_tree
[INFO] [stdout] test test::debug_tree ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> /opt/rustwide/workdir/src/lib.rs:479:10
[INFO] [stderr]     |
[INFO] [stderr] 479 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stdout] running 0 tests
[INFO] [stderr] 
[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" "c8268a228d8e916e0202f955ef2d9b18e63e72a1db54752fee730f2965876325", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8268a228d8e916e0202f955ef2d9b18e63e72a1db54752fee730f2965876325", kill_on_drop: false }`
[INFO] [stdout] c8268a228d8e916e0202f955ef2d9b18e63e72a1db54752fee730f2965876325