[INFO] updating cached repository koto-bank/kocaptcha
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/koto-bank/kocaptcha
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/koto-bank/kocaptcha" "work/ex/beta-1.38-1/sources/1.37.0/gh/koto-bank/kocaptcha"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/koto-bank/kocaptcha'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/koto-bank/kocaptcha" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/koto-bank/kocaptcha"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/koto-bank/kocaptcha'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 14f8958db2f30a3a2c8146abb2df31f4f88f0db2
[INFO] sha for GitHub repo koto-bank/kocaptcha: 14f8958db2f30a3a2c8146abb2df31f4f88f0db2
[INFO] validating manifest of koto-bank/kocaptcha on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of koto-bank/kocaptcha on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing koto-bank/kocaptcha
[INFO] finished frobbing koto-bank/kocaptcha
[INFO] frobbed toml for koto-bank/kocaptcha written to work/ex/beta-1.38-1/sources/1.37.0/gh/koto-bank/kocaptcha/Cargo.toml
[INFO] started frobbing koto-bank/kocaptcha
[INFO] finished frobbing koto-bank/kocaptcha
[INFO] frobbed toml for koto-bank/kocaptcha written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/koto-bank/kocaptcha/Cargo.toml
[INFO] crate koto-bank/kocaptcha already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing koto-bank/kocaptcha against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/koto-bank/kocaptcha:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 957e4bcef8fd81e66ab4aecaabfed23742fa954401e51e338bff89aded676f8c
[INFO] running `"docker" "start" "-a" "957e4bcef8fd81e66ab4aecaabfed23742fa954401e51e338bff89aded676f8c"`
[INFO] [stderr]    Compiling arrayvec v0.4.9
[INFO] [stderr]    Compiling cc v1.0.26
[INFO] [stderr]    Compiling failure_derive v0.1.3
[INFO] [stderr]    Compiling arc-swap v0.3.6
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling askama_escape v0.1.0
[INFO] [stderr]    Compiling assert_approx_eq v1.0.0
[INFO] [stderr]    Compiling memchr v2.1.2
[INFO] [stderr]    Compiling actix-web v0.7.16
[INFO] [stderr]    Compiling stb_truetype v0.2.5
[INFO] [stderr]    Compiling base64 v0.10.0
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.7
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]    Compiling inflate v0.4.4
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling conv v0.3.3
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling num_cpus v1.9.0
[INFO] [stderr]    Compiling socket2 v0.3.8
[INFO] [stderr]    Compiling hostname v0.1.5
[INFO] [stderr]    Compiling signal-hook v0.1.6
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling time v0.1.41
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling ordered-float v1.0.1
[INFO] [stderr]    Compiling cmake v0.1.35
[INFO] [stderr]    Compiling syn v0.15.23
[INFO] [stderr]    Compiling bytes v0.4.11
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling mime v0.3.12
[INFO] [stderr]    Compiling resolv-conf v0.6.1
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling uuid v0.7.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling rusttype v0.7.3
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.26
[INFO] [stderr]    Compiling miniz-sys v0.1.11
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]    Compiling serde_urlencoded v0.5.4
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.5
[INFO] [stderr]    Compiling tokio-io v0.1.10
[INFO] [stderr]    Compiling http v0.1.14
[INFO] [stderr]    Compiling png v0.12.0
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]    Compiling parking_lot v0.6.4
[INFO] [stderr]    Compiling phf_codegen v0.7.23
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling tokio-reactor v0.1.7
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling tokio-threadpool v0.1.9
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling h2 v0.1.14
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling flate2 v1.0.6
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]    Compiling tokio-uds v0.2.4
[INFO] [stderr]    Compiling tokio-udp v0.1.3
[INFO] [stderr]    Compiling tokio-tcp v0.1.2
[INFO] [stderr]    Compiling tokio-signal v0.2.7
[INFO] [stderr]    Compiling quickcheck v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.7.0
[INFO] [stderr]    Compiling tokio-fs v0.1.4
[INFO] [stderr]    Compiling cookie v0.11.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling brotli2 v0.3.2
[INFO] [stderr]    Compiling crossbeam-channel v0.3.4
[INFO] [stderr]    Compiling tokio v0.1.13
[INFO] [stderr]    Compiling actix_derive v0.3.2
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]    Compiling serde_derive v1.0.82
[INFO] [stderr]    Compiling failure v0.1.3
[INFO] [stderr]    Compiling trust-dns-proto v0.6.1
[INFO] [stderr]    Compiling trust-dns-proto v0.5.0
[INFO] [stderr]    Compiling trust-dns-resolver v0.10.1
[INFO] [stderr]    Compiling tiff v0.2.1
[INFO] [stderr]    Compiling image v0.20.1
[INFO] [stderr]    Compiling actix v0.7.9
[INFO] [stderr]    Compiling imageproc v0.17.0
[INFO] [stderr]    Compiling actix-net v0.2.5
[INFO] [stderr]    Compiling servo-fontconfig v0.4.0
[INFO] [stderr]    Compiling font-loader v0.7.0
[INFO] [stderr]    Compiling kocaptcha v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: static variable `captchas_generated` should have an upper case name
[INFO] [stderr]  --> src/generated_captchas_stat.rs:4:16
[INFO] [stderr]   |
[INFO] [stderr] 4 |     static ref captchas_generated: RwLock<i64> = RwLock::new(0);
[INFO] [stderr]   |                ^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `CAPTCHAS_GENERATED`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5m 04s
[INFO] running `"docker" "inspect" "957e4bcef8fd81e66ab4aecaabfed23742fa954401e51e338bff89aded676f8c"`
[INFO] running `"docker" "rm" "-f" "957e4bcef8fd81e66ab4aecaabfed23742fa954401e51e338bff89aded676f8c"`
[INFO] [stdout] 957e4bcef8fd81e66ab4aecaabfed23742fa954401e51e338bff89aded676f8c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/koto-bank/kocaptcha:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 7cdb868df7af9fe98f7ca87bb6bc2f90066d3d2bdd3fd40a311ba4b7ce1870e7
[INFO] running `"docker" "start" "-a" "7cdb868df7af9fe98f7ca87bb6bc2f90066d3d2bdd3fd40a311ba4b7ce1870e7"`
[INFO] [stderr]    Compiling kocaptcha v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: static variable `captchas_generated` should have an upper case name
[INFO] [stderr]  --> src/generated_captchas_stat.rs:4:16
[INFO] [stderr]   |
[INFO] [stderr] 4 |     static ref captchas_generated: RwLock<i64> = RwLock::new(0);
[INFO] [stderr]   |                ^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `CAPTCHAS_GENERATED`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.32s
[INFO] running `"docker" "inspect" "7cdb868df7af9fe98f7ca87bb6bc2f90066d3d2bdd3fd40a311ba4b7ce1870e7"`
[INFO] running `"docker" "rm" "-f" "7cdb868df7af9fe98f7ca87bb6bc2f90066d3d2bdd3fd40a311ba4b7ce1870e7"`
[INFO] [stdout] 7cdb868df7af9fe98f7ca87bb6bc2f90066d3d2bdd3fd40a311ba4b7ce1870e7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/koto-bank/kocaptcha:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 53c60a6225d65624e80c69ffa0e48fd57424b27096d45b5698f81e2b55050eee
[INFO] running `"docker" "start" "-a" "53c60a6225d65624e80c69ffa0e48fd57424b27096d45b5698f81e2b55050eee"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/kocaptcha-e1f60e16defeda86
[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 `"docker" "inspect" "53c60a6225d65624e80c69ffa0e48fd57424b27096d45b5698f81e2b55050eee"`
[INFO] running `"docker" "rm" "-f" "53c60a6225d65624e80c69ffa0e48fd57424b27096d45b5698f81e2b55050eee"`
[INFO] [stdout] 53c60a6225d65624e80c69ffa0e48fd57424b27096d45b5698f81e2b55050eee