[INFO] cloning repository https://github.com/gdanezis/auth_db
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gdanezis/auth_db" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgdanezis%2Fauth_db", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgdanezis%2Fauth_db'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e149938aa7ea41141c74535b001970cf49fc92ed
[INFO] testing gdanezis/auth_db against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgdanezis%2Fauth_db" "/workspace/builds/worker-91/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-91/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gdanezis/auth_db on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-91/source/.cargo/config
[INFO] started tweaking git repo https://github.com/gdanezis/auth_db
[INFO] finished tweaking git repo https://github.com/gdanezis/auth_db
[INFO] tweaked toml for git repo https://github.com/gdanezis/auth_db written to /workspace/builds/worker-91/source/Cargo.toml
[INFO] crate git repo https://github.com/gdanezis/auth_db already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f8c975ec4c7152d33442644513ea13fc25444320dd7ae07f27bc99ef8662a29e
[INFO] running `Command { std: "docker" "start" "-a" "f8c975ec4c7152d33442644513ea13fc25444320dd7ae07f27bc99ef8662a29e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8c975ec4c7152d33442644513ea13fc25444320dd7ae07f27bc99ef8662a29e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8c975ec4c7152d33442644513ea13fc25444320dd7ae07f27bc99ef8662a29e", kill_on_drop: false }`
[INFO] [stdout] f8c975ec4c7152d33442644513ea13fc25444320dd7ae07f27bc99ef8662a29e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7133f7e4344c60cd16f410a78ed06944057034ed95ce918b1ea36527a00efad
[INFO] running `Command { std: "docker" "start" "-a" "e7133f7e4344c60cd16f410a78ed06944057034ed95ce918b1ea36527a00efad", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling const_fn v0.4.5
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling lock_api v0.4.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.2
[INFO] [stderr]    Compiling rand_core v0.6.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling auth_db v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `digest`
[INFO] [stdout]    --> src/auth_db.rs:739:5
[INFO] [stdout]     |
[INFO] [stdout] 739 |     digest: [u8; DIGEST_SIZE],
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `path`
[INFO] [stdout]    --> src/auth_db.rs:740:5
[INFO] [stdout]     |
[INFO] [stdout] 740 |     path: Vec<u8>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `data`
[INFO] [stdout]    --> src/auth_db.rs:741:5
[INFO] [stdout]     |
[INFO] [stdout] 741 |     data: Vec<u8>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.70s
[INFO] running `Command { std: "docker" "inspect" "e7133f7e4344c60cd16f410a78ed06944057034ed95ce918b1ea36527a00efad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7133f7e4344c60cd16f410a78ed06944057034ed95ce918b1ea36527a00efad", kill_on_drop: false }`
[INFO] [stdout] e7133f7e4344c60cd16f410a78ed06944057034ed95ce918b1ea36527a00efad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 228331d59525ed98054e8621f1250595324795522e113eaaac8e5f6b0f34c6f3
[INFO] running `Command { std: "docker" "start" "-a" "228331d59525ed98054e8621f1250595324795522e113eaaac8e5f6b0f34c6f3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling auth_db v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `digest`
[INFO] [stdout]    --> src/auth_db.rs:739:5
[INFO] [stdout]     |
[INFO] [stdout] 739 |     digest: [u8; DIGEST_SIZE],
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `path`
[INFO] [stdout]    --> src/auth_db.rs:740:5
[INFO] [stdout]     |
[INFO] [stdout] 740 |     path: Vec<u8>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `data`
[INFO] [stdout]    --> src/auth_db.rs:741:5
[INFO] [stdout]     |
[INFO] [stdout] 741 |     data: Vec<u8>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.40s
[INFO] running `Command { std: "docker" "inspect" "228331d59525ed98054e8621f1250595324795522e113eaaac8e5f6b0f34c6f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "228331d59525ed98054e8621f1250595324795522e113eaaac8e5f6b0f34c6f3", kill_on_drop: false }`
[INFO] [stdout] 228331d59525ed98054e8621f1250595324795522e113eaaac8e5f6b0f34c6f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3caf8f02c273a8a4421f3ce563274b14e406f67db9c2f12dc6fdfd9d04bc0c0a
[INFO] running `Command { std: "docker" "start" "-a" "3caf8f02c273a8a4421f3ce563274b14e406f67db9c2f12dc6fdfd9d04bc0c0a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: field is never read: `digest`
[INFO] [stderr]    --> src/auth_db.rs:739:5
[INFO] [stderr]     |
[INFO] [stderr] 739 |     digest: [u8; DIGEST_SIZE],
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `path`
[INFO] [stderr]    --> src/auth_db.rs:740:5
[INFO] [stderr]     |
[INFO] [stderr] 740 |     path: Vec<u8>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `data`
[INFO] [stderr]    --> src/auth_db.rs:741:5
[INFO] [stderr]     |
[INFO] [stderr] 741 |     data: Vec<u8>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `auth_db` (bin "auth_db" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 22.76s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/auth_db-bc1c7981d255d0a8)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tests::construct_leaf_simple ... ok
[INFO] [stdout] test tests::construct_leaf_with_max ... ok
[INFO] [stdout] test tests::endianness_to_ord ... ok
[INFO] [stdout] test tests::construct_leaf_with_merge_empty_start ... ok
[INFO] [stdout] test tests::construct_two_leaf_with_max ... ok
[INFO] [stdout] test tests::construct_leaf_with_merge_simple ... ok
[INFO] [stdout] test tests::test_walk ... ok
[INFO] [stdout] test tests::test_gets ... ok
[INFO] [stdout] test tests::test_delete ... ok
[INFO] [stdout] test tests::construct_tree ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 14.76s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3caf8f02c273a8a4421f3ce563274b14e406f67db9c2f12dc6fdfd9d04bc0c0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3caf8f02c273a8a4421f3ce563274b14e406f67db9c2f12dc6fdfd9d04bc0c0a", kill_on_drop: false }`
[INFO] [stdout] 3caf8f02c273a8a4421f3ce563274b14e406f67db9c2f12dc6fdfd9d04bc0c0a