[INFO] cloning repository https://github.com/snowbellows/barlow
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/snowbellows/barlow" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsnowbellows%2Fbarlow", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsnowbellows%2Fbarlow'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ebca5aafd9dd301315ac5ca9fd96a61dfb8daae9
[INFO] checking snowbellows/barlow against 1.55.0 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsnowbellows%2Fbarlow" "/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/snowbellows/barlow on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/snowbellows/barlow
[INFO] finished tweaking git repo https://github.com/snowbellows/barlow
[INFO] tweaked toml for git repo https://github.com/snowbellows/barlow written to /workspace/builds/worker-91/source/Cargo.toml
[INFO] crate git repo https://github.com/snowbellows/barlow already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rusty-fork v0.2.2
[INFO] [stderr]   Downloaded proptest v0.9.3
[INFO] [stderr]   Downloaded hmac v0.7.0
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 83e05caf0048ee8c52f43b96f0b89f7ace53ed9d86368ad0773ba537de2fb744
[INFO] running `Command { std: "docker" "start" "-a" "83e05caf0048ee8c52f43b96f0b89f7ace53ed9d86368ad0773ba537de2fb744", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83e05caf0048ee8c52f43b96f0b89f7ace53ed9d86368ad0773ba537de2fb744", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83e05caf0048ee8c52f43b96f0b89f7ace53ed9d86368ad0773ba537de2fb744", kill_on_drop: false }`
[INFO] [stdout] 83e05caf0048ee8c52f43b96f0b89f7ace53ed9d86368ad0773ba537de2fb744
[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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0f9f69a3f4215d73fb405b397d640760835c2d56f729e8e3addcf1e53a412fb
[INFO] running `Command { std: "docker" "start" "-a" "d0f9f69a3f4215d73fb405b397d640760835c2d56f729e8e3addcf1e53a412fb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.49
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]     Checking futures v0.1.25
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]     Checking opaque-debug v0.2.2
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]    Compiling serde v1.0.88
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]    Compiling httparse v1.3.3
[INFO] [stderr]     Checking antidote v1.0.0
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling pq-sys v0.4.6
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]     Checking indexmap v1.0.2
[INFO] [stderr]     Checking string v0.1.3
[INFO] [stderr]     Checking remove_dir_all v0.5.1
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]     Checking bit-vec v0.5.1
[INFO] [stderr]     Checking safemem v0.3.0
[INFO] [stderr]     Checking urlencoding v1.0.0
[INFO] [stderr]     Checking scoped-tls v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling unicase v2.2.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking generic-array v0.12.0
[INFO] [stderr]     Checking regex-syntax v0.6.5
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.3
[INFO] [stderr]     Checking humantime v1.2.0
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.0
[INFO] [stderr]     Checking digest v0.8.0
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]     Checking block-padding v0.1.3
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking crossbeam-channel v0.3.8
[INFO] [stderr]     Checking bit-set v0.5.1
[INFO] [stderr]     Checking r2d2 v0.8.3
[INFO] [stderr]     Checking hmac v0.7.0
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking tokio-executor v0.1.6
[INFO] [stderr]     Checking tokio-sync v0.1.2
[INFO] [stderr]     Checking want v0.0.6
[INFO] [stderr]     Checking tokio-current-thread v0.1.4
[INFO] [stderr]     Checking tokio-timer v0.2.10
[INFO] [stderr]     Checking block-buffer v0.7.0
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]    Compiling rand_os v0.1.2
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking phf v0.7.24
[INFO] [stderr]     Checking mime v0.3.13
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]     Checking num-integer v0.1.39
[INFO] [stderr]     Checking serde_urlencoded v0.5.4
[INFO] [stderr]     Checking serde_json v1.0.38
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking sha-1 v0.8.1
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking bytes v0.4.11
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking scrypt v0.2.0
[INFO] [stderr]     Checking dotenv v0.9.0
[INFO] [stderr]     Checking env_logger v0.6.0
[INFO] [stderr]     Checking tokio-io v0.1.11
[INFO] [stderr]     Checking http v0.1.16
[INFO] [stderr]     Checking input_buffer v0.2.0
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking tungstenite v0.6.1
[INFO] [stderr]     Checking pretty_env_logger v0.3.0
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking tempfile v3.0.7
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]     Checking rusty-fork v0.2.2
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking proptest v0.9.3
[INFO] [stderr]     Checking tokio-reactor v0.1.8
[INFO] [stderr]     Checking crossbeam v0.6.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.11
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking h2 v0.1.16
[INFO] [stderr]     Checking headers-core v0.1.0
[INFO] [stderr]     Checking tokio-fs v0.1.5
[INFO] [stderr]     Checking tokio v0.1.15
[INFO] [stderr]     Checking hyper v0.12.24
[INFO] [stderr]    Compiling headers-derive v0.1.0
[INFO] [stderr]    Compiling diesel_derives v1.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.88
[INFO] [stderr]     Checking headers v0.2.1
[INFO] [stderr]     Checking warp v0.1.13
[INFO] [stderr]     Checking diesel v1.4.1
[INFO] [stderr]     Checking r2d2-diesel v1.0.0
[INFO] [stderr]     Checking barlow_spa v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/result.rs:34:32
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `scrypt_check`
[INFO] [stdout]  --> src/authentication.rs:5:14
[INFO] [stdout]   |
[INFO] [stdout] 5 | use scrypt::{scrypt_check, scrypt_simple, ScryptParams};
[INFO] [stdout]   |              ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/result.rs:34:32
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/result.rs:29:47
[INFO] [stdout]    |
[INFO] [stdout] 29 |             ServerError::Database(ref e) => e.description(),
[INFO] [stdout]    |                                               ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/result.rs:29:47
[INFO] [stdout]    |
[INFO] [stdout] 29 |             ServerError::Database(ref e) => e.description(),
[INFO] [stdout]    |                                               ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `insert_user`
[INFO] [stdout]  --> src/authentication.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn insert_user(create: NewUser, conn: PooledPg) -> Result<User> {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Unknown`
[INFO] [stdout]   --> src/result.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Unknown,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Input`
[INFO] [stdout]   --> src/result.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Input(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Unknown`
[INFO] [stdout]   --> src/result.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Unknown,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 32s
[INFO] running `Command { std: "docker" "inspect" "d0f9f69a3f4215d73fb405b397d640760835c2d56f729e8e3addcf1e53a412fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0f9f69a3f4215d73fb405b397d640760835c2d56f729e8e3addcf1e53a412fb", kill_on_drop: false }`
[INFO] [stdout] d0f9f69a3f4215d73fb405b397d640760835c2d56f729e8e3addcf1e53a412fb
