[INFO] updating cached repository https://github.com/koto-bank/kocaptcha
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 14f8958db2f30a3a2c8146abb2df31f4f88f0db2
[INFO] checking koto-bank/kocaptcha against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkoto-bank%2Fkocaptcha" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/koto-bank/kocaptcha on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/koto-bank/kocaptcha
[INFO] finished tweaking git repo https://github.com/koto-bank/kocaptcha
[INFO] tweaked toml for git repo https://github.com/koto-bank/kocaptcha written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/koto-bank/kocaptcha already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c85bd736ca5a113511b450e72f01b5c7d57f1df7f2203f16ce44892e82e385e5
[INFO] running `"docker" "start" "-a" "c85bd736ca5a113511b450e72f01b5c7d57f1df7f2203f16ce44892e82e385e5"`
[INFO] [stderr]    Compiling arrayvec v0.4.9
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[INFO] [stderr]    Compiling miniz-sys v0.1.11
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]    Compiling brotli-sys v0.3.2
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[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.7
[INFO] [stderr]     Checking itertools v0.7.11
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[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.5
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[INFO] [stderr]     Checking backtrace v0.3.13
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[INFO] [stderr]     Checking tokio-reactor v0.1.7
[INFO] [stderr]     Checking servo-fontconfig v0.4.0
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking crossbeam-channel v0.3.4
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[INFO] [stderr]    Compiling phf_codegen v0.7.23
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[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
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[INFO] [stderr]     Checking tokio v0.1.13
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling failure_derive v0.1.3
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[INFO] [stderr]    Compiling actix_derive v0.3.2
[INFO] [stderr]    Compiling serde_derive v1.0.82
[INFO] [stderr]     Checking failure v0.1.3
[INFO] [stderr]     Checking trust-dns-proto v0.6.1
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[INFO] [stderr]     Checking tiff v0.2.1
[INFO] [stderr]     Checking image v0.20.1
[INFO] [stderr]     Checking trust-dns-resolver v0.10.1
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[INFO] [stderr]     Checking imageproc v0.17.0
[INFO] [stderr]     Checking actix-net v0.2.5
[INFO] [stderr]     Checking kocaptcha v0.1.0 (/opt/rustwide/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] 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 2m 01s
[INFO] running `"docker" "inspect" "c85bd736ca5a113511b450e72f01b5c7d57f1df7f2203f16ce44892e82e385e5"`
[INFO] running `"docker" "rm" "-f" "c85bd736ca5a113511b450e72f01b5c7d57f1df7f2203f16ce44892e82e385e5"`
[INFO] [stdout] c85bd736ca5a113511b450e72f01b5c7d57f1df7f2203f16ce44892e82e385e5