[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 try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsnowbellows%2Fbarlow" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/snowbellows/barlow on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", 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-6/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 539715fb64761920938eabbcf86d0659781fd77314e94b3ec4b2b976c555d057
[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" "539715fb64761920938eabbcf86d0659781fd77314e94b3ec4b2b976c555d057", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "539715fb64761920938eabbcf86d0659781fd77314e94b3ec4b2b976c555d057", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "539715fb64761920938eabbcf86d0659781fd77314e94b3ec4b2b976c555d057", kill_on_drop: false }`
[INFO] [stdout] 539715fb64761920938eabbcf86d0659781fd77314e94b3ec4b2b976c555d057
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 046bdfe51f83a9058a5950e48f39d54530ed683846e12540bb19d5196faccf6f
[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" "046bdfe51f83a9058a5950e48f39d54530ed683846e12540bb19d5196faccf6f", kill_on_drop: false }`
[INFO] [stderr]     Checking smallvec v0.6.9
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking antidote v1.0.0
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking remove_dir_all v0.5.1
[INFO] [stderr]     Checking bit-vec v0.5.1
[INFO] [stderr]     Checking termcolor v1.0.4
[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 thread_local v0.3.6
[INFO] [stderr]     Checking tokio-sync v0.1.2
[INFO] [stderr]     Checking regex-syntax v0.6.5
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking humantime v1.2.0
[INFO] [stderr]     Checking crossbeam-channel v0.3.8
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]     Checking rand_os v0.1.2
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.0
[INFO] [stderr]     Checking serde_json v1.0.38
[INFO] [stderr]     Checking bytes v0.4.11
[INFO] [stderr]     Checking want v0.0.6
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking bit-set v0.5.1
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking r2d2 v0.8.3
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling unicase v2.2.0
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]     Checking hmac v0.7.0
[INFO] [stderr]     Checking mio v0.6.16
[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 aho-corasick v0.6.10
[INFO] [stderr]    Compiling phf_shared v0.7.24
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[INFO] [stderr]     Checking phf v0.7.24
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking scrypt v0.2.0
[INFO] [stderr]     Checking idna v0.1.5
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[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking tempfile v3.0.7
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]     Checking rusty-fork v0.2.2
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking tokio-reactor v0.1.8
[INFO] [stderr]     Checking crossbeam v0.6.0
[INFO] [stderr]     Checking regex v1.1.0
[INFO] [stderr]     Checking proptest v0.9.3
[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 headers-core v0.1.0
[INFO] [stderr]     Checking h2 v0.1.16
[INFO] [stderr]     Checking serde_urlencoded v0.5.4
[INFO] [stderr]     Checking tungstenite v0.6.1
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[INFO] [stderr]     Checking tokio v0.1.15
[INFO] [stderr]     Checking env_logger v0.6.0
[INFO] [stderr]     Checking pretty_env_logger v0.3.0
[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: 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] 
[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] 
[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: 6 warnings emitted
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 15s
[INFO] running `Command { std: "docker" "inspect" "046bdfe51f83a9058a5950e48f39d54530ed683846e12540bb19d5196faccf6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "046bdfe51f83a9058a5950e48f39d54530ed683846e12540bb19d5196faccf6f", kill_on_drop: false }`
[INFO] [stdout] 046bdfe51f83a9058a5950e48f39d54530ed683846e12540bb19d5196faccf6f