[INFO] updating cached repository https://github.com/Floppy/ruby-version-badger
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/Floppy/ruby-version-badger
[INFO] [stderr]    53b4091..a8241ab  master     -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a8241ab57370d490f0c1564c158a676358a0df09
[INFO] testing Floppy/ruby-version-badger against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FFloppy%2Fruby-version-badger" "work/builds/worker-6/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Floppy/ruby-version-badger on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Floppy/ruby-version-badger
[INFO] finished tweaking git repo https://github.com/Floppy/ruby-version-badger
[INFO] tweaked toml for git repo https://github.com/Floppy/ruby-version-badger written to work/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/Floppy/ruby-version-badger already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/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" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 8e4a91f34683d9fe1ea9da28915c0ee85545254ba915d873d47c3a7c6c3c7fa2
[INFO] running `"docker" "start" "-a" "8e4a91f34683d9fe1ea9da28915c0ee85545254ba915d873d47c3a7c6c3c7fa2"`
[INFO] [stderr] warning: unused manifest key: package.target
[INFO] [stderr]    Compiling openssl-sys v0.9.49
[INFO] [stderr]    Compiling miniz_oxide v0.3.2
[INFO] [stderr]    Compiling tokio-executor v0.1.8
[INFO] [stderr]    Compiling encoding_rs v0.8.20
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling env_logger v0.7.0
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling tokio-threadpool v0.1.15
[INFO] [stderr]    Compiling tokio-timer v0.2.11
[INFO] [stderr]    Compiling tokio-current-thread v0.1.6
[INFO] [stderr]    Compiling publicsuffix v1.5.3
[INFO] [stderr]    Compiling mime_guess v1.8.7
[INFO] [stderr]    Compiling hyper v0.10.16
[INFO] [stderr]    Compiling tokio-reactor v0.1.9
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling flate2 v1.0.11
[INFO] [stderr]    Compiling openssl v0.10.24
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling iron v0.6.1
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]    Compiling mount v0.4.0
[INFO] [stderr]    Compiling router v0.6.0
[INFO] [stderr]    Compiling staticfile v0.5.0
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling serde_urlencoded v0.5.5
[INFO] [stderr]    Compiling hyper-tls v0.3.2
[INFO] [stderr]    Compiling cookie_store v0.7.0
[INFO] [stderr]    Compiling reqwest v0.9.21
[INFO] [stderr]    Compiling ruby-version-badger v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: value assigned to `version` is never read
[INFO] [stderr]   --> src/ruby.rs:19:13
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let mut version = "unknown".to_string();
[INFO] [stderr]    |             ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `version` is never read
[INFO] [stderr]   --> src/rust.rs:19:13
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let mut version = "unknown".to_string();
[INFO] [stderr]    |             ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `version` is never read
[INFO] [stderr]   --> src/node.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 |     let mut version = "unknown".to_string();
[INFO] [stderr]    |             ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `language`
[INFO] [stderr]   --> src/config.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub fn language(lang: String) -> Result<yaml::Yaml, Error> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 31s
[INFO] running `"docker" "inspect" "8e4a91f34683d9fe1ea9da28915c0ee85545254ba915d873d47c3a7c6c3c7fa2"`
[INFO] running `"docker" "rm" "-f" "8e4a91f34683d9fe1ea9da28915c0ee85545254ba915d873d47c3a7c6c3c7fa2"`
[INFO] [stdout] 8e4a91f34683d9fe1ea9da28915c0ee85545254ba915d873d47c3a7c6c3c7fa2
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/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" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] d2d4a869750e26d758ce324461d3a6753545f9f54405261a61e26f2fa2e03084
[INFO] running `"docker" "start" "-a" "d2d4a869750e26d758ce324461d3a6753545f9f54405261a61e26f2fa2e03084"`
[INFO] [stderr] warning: unused manifest key: package.target
[INFO] [stderr]    Compiling ruby-version-badger v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: value assigned to `version` is never read
[INFO] [stderr]   --> src/ruby.rs:19:13
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let mut version = "unknown".to_string();
[INFO] [stderr]    |             ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `version` is never read
[INFO] [stderr]   --> src/rust.rs:19:13
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let mut version = "unknown".to_string();
[INFO] [stderr]    |             ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `version` is never read
[INFO] [stderr]   --> src/node.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 |     let mut version = "unknown".to_string();
[INFO] [stderr]    |             ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.63s
[INFO] running `"docker" "inspect" "d2d4a869750e26d758ce324461d3a6753545f9f54405261a61e26f2fa2e03084"`
[INFO] running `"docker" "rm" "-f" "d2d4a869750e26d758ce324461d3a6753545f9f54405261a61e26f2fa2e03084"`
[INFO] [stdout] d2d4a869750e26d758ce324461d3a6753545f9f54405261a61e26f2fa2e03084
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/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" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] 4a57ee7af2cdfd0c020937e8cb8d0b5949484d12dae35760122515a3a2fa3caa
[INFO] running `"docker" "start" "-a" "4a57ee7af2cdfd0c020937e8cb8d0b5949484d12dae35760122515a3a2fa3caa"`
[INFO] [stderr] warning: unused manifest key: package.target
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ruby_version_badger-a71b28b868dfad3a
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test config::tests::default_to_port_3k ... ok
[INFO] [stdout] test rust::tests::current_versions_are_green ... ok
[INFO] [stdout] test rust::tests::deprecated_versions_are_red ... ok
[INFO] [stdout] test ruby::tests::current_versions_are_green ... ok
[INFO] [stdout] test ruby::tests::ending_versions_are_orange ... ok
[INFO] [stdout] test ruby::tests::supported_versions_are_yellow ... ok
[INFO] [stdout] test config::tests::uses_port_from_env ... ok
[INFO] [stdout] test ruby::tests::deprecated_versions_are_red ... ok
[INFO] [stdout] test config::tests::read_language_config_file ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "4a57ee7af2cdfd0c020937e8cb8d0b5949484d12dae35760122515a3a2fa3caa"`
[INFO] running `"docker" "rm" "-f" "4a57ee7af2cdfd0c020937e8cb8d0b5949484d12dae35760122515a3a2fa3caa"`
[INFO] [stdout] 4a57ee7af2cdfd0c020937e8cb8d0b5949484d12dae35760122515a3a2fa3caa