[INFO] crate printf-rs 0.1.1 is already in cache
[INFO] testing printf-rs-0.1.1 against beta-2019-09-28 for beta-1.39-1
[INFO] extracting crate printf-rs 0.1.1 into work/builds/worker-1/source
[INFO] validating manifest of crates.io crate printf-rs 0.1.1 on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate printf-rs 0.1.1
[INFO] finished tweaking crates.io crate printf-rs 0.1.1
[INFO] tweaked toml for crates.io crate printf-rs 0.1.1 written to work/builds/worker-1/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] a0369d0b2c82beccced607c340b25219cab260d34cbc9c5e1ee4450dd83565c0
[INFO] running `"docker" "start" "-a" "a0369d0b2c82beccced607c340b25219cab260d34cbc9c5e1ee4450dd83565c0"`
[INFO] [stderr]    Compiling printf-rs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: static variable `enable_utf8` should have an upper case name
[INFO] [stderr]   --> src/lib.rs:31:20
[INFO] [stderr]    |
[INFO] [stderr] 31 |     pub static ref enable_utf8: () = {
[INFO] [stderr]    |                    ^^^^^^^^^^^ help: convert the identifier to upper case: `ENABLE_UTF8`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.44s
[INFO] running `"docker" "inspect" "a0369d0b2c82beccced607c340b25219cab260d34cbc9c5e1ee4450dd83565c0"`
[INFO] running `"docker" "rm" "-f" "a0369d0b2c82beccced607c340b25219cab260d34cbc9c5e1ee4450dd83565c0"`
[INFO] [stdout] a0369d0b2c82beccced607c340b25219cab260d34cbc9c5e1ee4450dd83565c0
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] ea936c25727d62b494832789a87c3857edf688c0520b57f21b4108d19ffc00d2
[INFO] running `"docker" "start" "-a" "ea936c25727d62b494832789a87c3857edf688c0520b57f21b4108d19ffc00d2"`
[INFO] [stderr]    Compiling printf-rs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: static variable `enable_utf8` should have an upper case name
[INFO] [stderr]   --> src/lib.rs:31:20
[INFO] [stderr]    |
[INFO] [stderr] 31 |     pub static ref enable_utf8: () = {
[INFO] [stderr]    |                    ^^^^^^^^^^^ help: convert the identifier to upper case: `ENABLE_UTF8`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `"docker" "inspect" "ea936c25727d62b494832789a87c3857edf688c0520b57f21b4108d19ffc00d2"`
[INFO] running `"docker" "rm" "-f" "ea936c25727d62b494832789a87c3857edf688c0520b57f21b4108d19ffc00d2"`
[INFO] [stdout] ea936c25727d62b494832789a87c3857edf688c0520b57f21b4108d19ffc00d2
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] 0694af146c990cd49d15780803c1e0d7c76a3c02c738864ab2af2a3386070c62
[INFO] running `"docker" "start" "-a" "0694af146c990cd49d15780803c1e0d7c76a3c02c738864ab2af2a3386070c62"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/printf_rs-e9ade23c41d30813
[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] [stderr]    Doc-tests printf-rs
[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" "0694af146c990cd49d15780803c1e0d7c76a3c02c738864ab2af2a3386070c62"`
[INFO] running `"docker" "rm" "-f" "0694af146c990cd49d15780803c1e0d7c76a3c02c738864ab2af2a3386070c62"`
[INFO] [stdout] 0694af146c990cd49d15780803c1e0d7c76a3c02c738864ab2af2a3386070c62