[INFO] cloning repository https://github.com/limitee/easy_config
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/limitee/easy_config" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flimitee%2Feasy_config", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flimitee%2Feasy_config'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 882e04f9397a9d35dcc523e622cf1cf0c326f17b
[INFO] testing limitee/easy_config against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flimitee%2Feasy_config" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/limitee/easy_config on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/limitee/easy_config
[INFO] finished tweaking git repo https://github.com/limitee/easy_config
[INFO] tweaked toml for git repo https://github.com/limitee/easy_config written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/limitee/easy_config already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-8/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://limitee:20131988lm@github.com/limitee/easy_util.git`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 76e1078774d19b612d263da1cf39599ccf2189af956dcf1f2ac63683b216158f
[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" "76e1078774d19b612d263da1cf39599ccf2189af956dcf1f2ac63683b216158f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76e1078774d19b612d263da1cf39599ccf2189af956dcf1f2ac63683b216158f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76e1078774d19b612d263da1cf39599ccf2189af956dcf1f2ac63683b216158f", kill_on_drop: false }`
[INFO] [stdout] 76e1078774d19b612d263da1cf39599ccf2189af956dcf1f2ac63683b216158f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6eec548fea340b4f4267f588e83a0c3858bcf803915e72240bb28224b9a466e2
[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" "6eec548fea340b4f4267f588e83a0c3858bcf803915e72240bb28224b9a466e2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling lazy_static v0.1.16
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling easy_util v0.0.1 (https://limitee:20131988lm@github.com/limitee/easy_util.git#06f6195a)
[INFO] [stderr]    Compiling easy_config v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:25:17
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let mut f = try!(File::open(path));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     try!(f.read_to_string(&mut s));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]    --> src/lib.rs:107:1
[INFO] [stdout]     |
[INFO] [stdout] 107 | / lazy_static! {
[INFO] [stdout] 108 | |     pub static ref CFG:Config = Config::new();
[INFO] [stdout] 109 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]    --> src/lib.rs:107:1
[INFO] [stdout]     |
[INFO] [stdout] 107 | / lazy_static! {
[INFO] [stdout] 108 | |     pub static ref CFG:Config = Config::new();
[INFO] [stdout] 109 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:17:17
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let mut f = try!(File::open("./dev/config.json"));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     try!(f.read_to_string(&mut s));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rustc_serialize::json::ToJson`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use rustc_serialize::json::ToJson;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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 4.88s
[INFO] running `Command { std: "docker" "inspect" "6eec548fea340b4f4267f588e83a0c3858bcf803915e72240bb28224b9a466e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6eec548fea340b4f4267f588e83a0c3858bcf803915e72240bb28224b9a466e2", kill_on_drop: false }`
[INFO] [stdout] 6eec548fea340b4f4267f588e83a0c3858bcf803915e72240bb28224b9a466e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5fafccee00ae8d5800cc3de9456cd3756e5df6f2fb77222ec982a0d920f13e86
[INFO] running `Command { std: "docker" "start" "-a" "5fafccee00ae8d5800cc3de9456cd3756e5df6f2fb77222ec982a0d920f13e86", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling easy_config v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:25:17
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let mut f = try!(File::open(path));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     try!(f.read_to_string(&mut s));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]    --> src/lib.rs:107:1
[INFO] [stdout]     |
[INFO] [stdout] 107 | / lazy_static! {
[INFO] [stdout] 108 | |     pub static ref CFG:Config = Config::new();
[INFO] [stdout] 109 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]    --> src/lib.rs:107:1
[INFO] [stdout]     |
[INFO] [stdout] 107 | / lazy_static! {
[INFO] [stdout] 108 | |     pub static ref CFG:Config = Config::new();
[INFO] [stdout] 109 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:25:17
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let mut f = try!(File::open(path));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     try!(f.read_to_string(&mut s));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]    --> src/lib.rs:107:1
[INFO] [stdout]     |
[INFO] [stdout] 107 | / lazy_static! {
[INFO] [stdout] 108 | |     pub static ref CFG:Config = Config::new();
[INFO] [stdout] 109 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]    --> src/lib.rs:107:1
[INFO] [stdout]     |
[INFO] [stdout] 107 | / lazy_static! {
[INFO] [stdout] 108 | |     pub static ref CFG:Config = Config::new();
[INFO] [stdout] 109 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:17:17
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let mut f = try!(File::open("./dev/config.json"));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     try!(f.read_to_string(&mut s));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rustc_serialize::json::ToJson`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use rustc_serialize::json::ToJson;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.67s
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5fafccee00ae8d5800cc3de9456cd3756e5df6f2fb77222ec982a0d920f13e86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fafccee00ae8d5800cc3de9456cd3756e5df6f2fb77222ec982a0d920f13e86", kill_on_drop: false }`
[INFO] [stdout] 5fafccee00ae8d5800cc3de9456cd3756e5df6f2fb77222ec982a0d920f13e86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 950e76d20cd41eb8a0697a02773b9b2bb049cf385929aacec5267e10ed9d5022
[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" "950e76d20cd41eb8a0697a02773b9b2bb049cf385929aacec5267e10ed9d5022", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:25:17
[INFO] [stderr]    |
[INFO] [stderr] 25 |     let mut f = try!(File::open(path));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     try!(f.read_to_string(&mut s));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/lib.rs:107:1
[INFO] [stderr]     |
[INFO] [stderr] 107 | / lazy_static! {
[INFO] [stderr] 108 | |     pub static ref CFG:Config = Config::new();
[INFO] [stderr] 109 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/lib.rs:107:1
[INFO] [stderr]     |
[INFO] [stderr] 107 | / lazy_static! {
[INFO] [stderr] 108 | |     pub static ref CFG:Config = Config::new();
[INFO] [stderr] 109 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:25:17
[INFO] [stderr]    |
[INFO] [stderr] 25 |     let mut f = try!(File::open(path));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     try!(f.read_to_string(&mut s));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/lib.rs:107:1
[INFO] [stderr]     |
[INFO] [stderr] 107 | / lazy_static! {
[INFO] [stderr] 108 | |     pub static ref CFG:Config = Config::new();
[INFO] [stderr] 109 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/lib.rs:107:1
[INFO] [stderr]     |
[INFO] [stderr] 107 | / lazy_static! {
[INFO] [stderr] 108 | |     pub static ref CFG:Config = Config::new();
[INFO] [stderr] 109 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:17:17
[INFO] [stderr]    |
[INFO] [stderr] 17 |     let mut f = try!(File::open("./dev/config.json"));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     try!(f.read_to_string(&mut s));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rustc_serialize::json::ToJson`
[INFO] [stderr]  --> src/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use rustc_serialize::json::ToJson;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/easy_config-e6f6d77bd95749c8
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/easy_config-e9d6544c18224162
[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] [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 easy_config
[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 `Command { std: "docker" "inspect" "950e76d20cd41eb8a0697a02773b9b2bb049cf385929aacec5267e10ed9d5022", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "950e76d20cd41eb8a0697a02773b9b2bb049cf385929aacec5267e10ed9d5022", kill_on_drop: false }`
[INFO] [stdout] 950e76d20cd41eb8a0697a02773b9b2bb049cf385929aacec5267e10ed9d5022