[INFO] crate fmt-extra 0.2.1 is already in cache
[INFO] testing fmt-extra-0.2.1 against 1.44.0 for beta-1.45-1
[INFO] extracting crate fmt-extra 0.2.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate fmt-extra 0.2.1 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate fmt-extra 0.2.1
[INFO] finished tweaking crates.io crate fmt-extra 0.2.1
[INFO] tweaked toml for crates.io crate fmt-extra 0.2.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=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" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 476a3056cd7d13cc69d9401522b11a296757168fad4b89fadbb498f766f2869b
[INFO] running `"docker" "start" "-a" "476a3056cd7d13cc69d9401522b11a296757168fad4b89fadbb498f766f2869b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling fmt-extra v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |         try!(write!(f, "'{}", fst));
[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:23:13
[INFO] [stderr]    |
[INFO] [stderr] 23 |             try!(write!(f, "'\\''{}", elem));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:102:13
[INFO] [stderr]     |
[INFO] [stderr] 102 |             try!(write!(f, "{}{}", i, self.sep));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:124:13
[INFO] [stderr]     |
[INFO] [stderr] 124 |             try!(write!(fmt, "{:02x}", e));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:163:9
[INFO] [stderr]     |
[INFO] [stderr] 163 |         try!(write!(fmt, "\""));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:166:25
[INFO] [stderr]     |
[INFO] [stderr] 166 |                 b'"' => try!(write!(fmt, "\\\"")),
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:167:32
[INFO] [stderr]     |
[INFO] [stderr] 167 |                 0x20...0x7E => try!(write!(fmt, "{}", *e as char)),
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:168:22
[INFO] [stderr]     |
[INFO] [stderr] 168 |                 _ => try!(write!(fmt, "\\x{:02x}", e))
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:171:9
[INFO] [stderr]     |
[INFO] [stderr] 171 |         try!(write!(fmt, "\""));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:96:16
[INFO] [stderr]    |
[INFO] [stderr] 96 |     inner: &'a Fn() -> I,
[INFO] [stderr]    |                ^^^^^^^^^ help: use `dyn`: `dyn Fn() -> I`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:110:35
[INFO] [stderr]     |
[INFO] [stderr] 110 |     pub fn new(sep: D, inner: &'a Fn() -> I) -> Self {
[INFO] [stderr]     |                                   ^^^^^^^^^ help: use `dyn`: `dyn Fn() -> I`
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:167:21
[INFO] [stderr]     |
[INFO] [stderr] 167 |                 0x20...0x7E => try!(write!(fmt, "{}", *e as char)),
[INFO] [stderr]     |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 12 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `"docker" "inspect" "476a3056cd7d13cc69d9401522b11a296757168fad4b89fadbb498f766f2869b"`
[INFO] running `"docker" "rm" "-f" "476a3056cd7d13cc69d9401522b11a296757168fad4b89fadbb498f766f2869b"`
[INFO] [stdout] 476a3056cd7d13cc69d9401522b11a296757168fad4b89fadbb498f766f2869b
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=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" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0c5baa18b28d134291b95b14ae5a8da7a68a1d6d1003f6ac8aa2c1b9a652c8e7
[INFO] running `"docker" "start" "-a" "0c5baa18b28d134291b95b14ae5a8da7a68a1d6d1003f6ac8aa2c1b9a652c8e7"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |         try!(write!(f, "'{}", fst));
[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:23:13
[INFO] [stderr]    |
[INFO] [stderr] 23 |             try!(write!(f, "'\\''{}", elem));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:102:13
[INFO] [stderr]     |
[INFO] [stderr] 102 |             try!(write!(f, "{}{}", i, self.sep));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:124:13
[INFO] [stderr]     |
[INFO] [stderr] 124 |             try!(write!(fmt, "{:02x}", e));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:163:9
[INFO] [stderr]     |
[INFO] [stderr] 163 |         try!(write!(fmt, "\""));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:166:25
[INFO] [stderr]     |
[INFO] [stderr] 166 |                 b'"' => try!(write!(fmt, "\\\"")),
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:167:32
[INFO] [stderr]     |
[INFO] [stderr] 167 |                 0x20...0x7E => try!(write!(fmt, "{}", *e as char)),
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:168:22
[INFO] [stderr]     |
[INFO] [stderr] 168 |                 _ => try!(write!(fmt, "\\x{:02x}", e))
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:171:9
[INFO] [stderr]     |
[INFO] [stderr] 171 |         try!(write!(fmt, "\""));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:96:16
[INFO] [stderr]    |
[INFO] [stderr] 96 |     inner: &'a Fn() -> I,
[INFO] [stderr]    |                ^^^^^^^^^ help: use `dyn`: `dyn Fn() -> I`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:110:35
[INFO] [stderr]     |
[INFO] [stderr] 110 |     pub fn new(sep: D, inner: &'a Fn() -> I) -> Self {
[INFO] [stderr]     |                                   ^^^^^^^^^ help: use `dyn`: `dyn Fn() -> I`
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:167:21
[INFO] [stderr]     |
[INFO] [stderr] 167 |                 0x20...0x7E => try!(write!(fmt, "{}", *e as char)),
[INFO] [stderr]     |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 12 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]    Compiling fmt-extra v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |         try!(write!(f, "'{}", fst));
[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:23:13
[INFO] [stderr]    |
[INFO] [stderr] 23 |             try!(write!(f, "'\\''{}", elem));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:102:13
[INFO] [stderr]     |
[INFO] [stderr] 102 |             try!(write!(f, "{}{}", i, self.sep));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:124:13
[INFO] [stderr]     |
[INFO] [stderr] 124 |             try!(write!(fmt, "{:02x}", e));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:163:9
[INFO] [stderr]     |
[INFO] [stderr] 163 |         try!(write!(fmt, "\""));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:166:25
[INFO] [stderr]     |
[INFO] [stderr] 166 |                 b'"' => try!(write!(fmt, "\\\"")),
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:167:32
[INFO] [stderr]     |
[INFO] [stderr] 167 |                 0x20...0x7E => try!(write!(fmt, "{}", *e as char)),
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:168:22
[INFO] [stderr]     |
[INFO] [stderr] 168 |                 _ => try!(write!(fmt, "\\x{:02x}", e))
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:171:9
[INFO] [stderr]     |
[INFO] [stderr] 171 |         try!(write!(fmt, "\""));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:96:16
[INFO] [stderr]    |
[INFO] [stderr] 96 |     inner: &'a Fn() -> I,
[INFO] [stderr]    |                ^^^^^^^^^ help: use `dyn`: `dyn Fn() -> I`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:110:35
[INFO] [stderr]     |
[INFO] [stderr] 110 |     pub fn new(sep: D, inner: &'a Fn() -> I) -> Self {
[INFO] [stderr]     |                                   ^^^^^^^^^ help: use `dyn`: `dyn Fn() -> I`
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:167:21
[INFO] [stderr]     |
[INFO] [stderr] 167 |                 0x20...0x7E => try!(write!(fmt, "{}", *e as char)),
[INFO] [stderr]     |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 12 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `"docker" "inspect" "0c5baa18b28d134291b95b14ae5a8da7a68a1d6d1003f6ac8aa2c1b9a652c8e7"`
[INFO] running `"docker" "rm" "-f" "0c5baa18b28d134291b95b14ae5a8da7a68a1d6d1003f6ac8aa2c1b9a652c8e7"`
[INFO] [stdout] 0c5baa18b28d134291b95b14ae5a8da7a68a1d6d1003f6ac8aa2c1b9a652c8e7
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=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" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7d120907c889d8f1c5eb9f1191f638222bf39681fcb0e2eb69bf65f531a18051
[INFO] running `"docker" "start" "-a" "7d120907c889d8f1c5eb9f1191f638222bf39681fcb0e2eb69bf65f531a18051"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |         try!(write!(f, "'{}", fst));
[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:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |         try!(write!(f, "'{}", fst));
[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:23:13
[INFO] [stderr]    |
[INFO] [stderr] 23 |             try!(write!(f, "'\\''{}", elem));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:23:13
[INFO] [stderr]    |
[INFO] [stderr] 23 |             try!(write!(f, "'\\''{}", elem));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:102:13
[INFO] [stderr]     |
[INFO] [stderr] 102 |             try!(write!(f, "{}{}", i, self.sep));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:102:13
[INFO] [stderr]     |
[INFO] [stderr] 102 |             try!(write!(f, "{}{}", i, self.sep));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:124:13
[INFO] [stderr]     |
[INFO] [stderr] 124 |             try!(write!(fmt, "{:02x}", e));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:124:13
[INFO] [stderr]     |
[INFO] [stderr] 124 |             try!(write!(fmt, "{:02x}", e));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:163:9
[INFO] [stderr]     |
[INFO] [stderr] 163 |         try!(write!(fmt, "\""));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:166:25
[INFO] [stderr]     |
[INFO] [stderr] 166 |                 b'"' => try!(write!(fmt, "\\\"")),
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:163:9
[INFO] [stderr]     |
[INFO] [stderr] 163 |         try!(write!(fmt, "\""));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:167:32
[INFO] [stderr]     |
[INFO] [stderr] 167 |                 0x20...0x7E => try!(write!(fmt, "{}", *e as char)),
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:166:25
[INFO] [stderr]     |
[INFO] [stderr] 166 |                 b'"' => try!(write!(fmt, "\\\"")),
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:168:22
[INFO] [stderr]     |
[INFO] [stderr] 168 |                 _ => try!(write!(fmt, "\\x{:02x}", e))
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:167:32
[INFO] [stderr]     |
[INFO] [stderr] 167 |                 0x20...0x7E => try!(write!(fmt, "{}", *e as char)),
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:168:22
[INFO] [stderr]     |
[INFO] [stderr] 168 |                 _ => try!(write!(fmt, "\\x{:02x}", e))
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:171:9
[INFO] [stderr]     |
[INFO] [stderr] 171 |         try!(write!(fmt, "\""));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:171:9
[INFO] [stderr]     |
[INFO] [stderr] 171 |         try!(write!(fmt, "\""));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:96:16
[INFO] [stderr]    |
[INFO] [stderr] 96 |     inner: &'a Fn() -> I,
[INFO] [stderr]    |                ^^^^^^^^^ help: use `dyn`: `dyn Fn() -> I`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:110:35
[INFO] [stderr]     |
[INFO] [stderr] 110 |     pub fn new(sep: D, inner: &'a Fn() -> I) -> Self {
[INFO] [stderr]     |                                   ^^^^^^^^^ help: use `dyn`: `dyn Fn() -> I`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:96:16
[INFO] [stderr]    |
[INFO] [stderr] 96 |     inner: &'a Fn() -> I,
[INFO] [stderr]    |                ^^^^^^^^^ help: use `dyn`: `dyn Fn() -> I`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:167:21
[INFO] [stderr]     |
[INFO] [stderr] 167 |                 0x20...0x7E => try!(write!(fmt, "{}", *e as char)),
[INFO] [stderr]     |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 12 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:110:35
[INFO] [stderr]     |
[INFO] [stderr] 110 |     pub fn new(sep: D, inner: &'a Fn() -> I) -> Self {
[INFO] [stderr]     |                                   ^^^^^^^^^ help: use `dyn`: `dyn Fn() -> I`
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:167:21
[INFO] [stderr]     |
[INFO] [stderr] 167 |                 0x20...0x7E => try!(write!(fmt, "{}", *e as char)),
[INFO] [stderr]     |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 12 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fmt_extra-94c2f2dda0a72387
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_asciistr ... ok
[INFO] [stdout] test test_sqs ... ok
[INFO] [stdout] test test_hs ... ok
[INFO] [stdout] test test_sep ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fmt-extra
[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" "7d120907c889d8f1c5eb9f1191f638222bf39681fcb0e2eb69bf65f531a18051"`
[INFO] running `"docker" "rm" "-f" "7d120907c889d8f1c5eb9f1191f638222bf39681fcb0e2eb69bf65f531a18051"`
[INFO] [stdout] 7d120907c889d8f1c5eb9f1191f638222bf39681fcb0e2eb69bf65f531a18051