[INFO] fetching crate slog-scope-stdlog 0.2.0...
[INFO] testing slog-scope-stdlog-0.2.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate slog-scope-stdlog 0.2.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate slog-scope-stdlog 0.2.0
[INFO] finished tweaking crates.io crate slog-scope-stdlog 0.2.0
[INFO] tweaked toml for crates.io crate slog-scope-stdlog 0.2.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate slog-scope-stdlog 0.2.0 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 26 packages to latest compatible versions
[INFO] [stderr]       Adding crossbeam v0.2.12 (available: v0.8.4)
[INFO] [stderr]       Adding log v0.3.9 (available: v0.4.28)
[INFO] [stderr]       Adding slog v1.7.1 (available: v2.7.0)
[INFO] [stderr]       Adding slog-scope v0.2.2 (available: v4.4.0)
[INFO] [stderr]       Adding slog-term v1.5.0 (available: v2.9.2)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 18edea8126e882f8584a34d9c31d09b903a7f4bd983f6fb78dfb141658389b41
[INFO] running `Command { std: "docker" "start" "-a" "18edea8126e882f8584a34d9c31d09b903a7f4bd983f6fb78dfb141658389b41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18edea8126e882f8584a34d9c31d09b903a7f4bd983f6fb78dfb141658389b41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18edea8126e882f8584a34d9c31d09b903a7f4bd983f6fb78dfb141658389b41", kill_on_drop: false }`
[INFO] [stdout] 18edea8126e882f8584a34d9c31d09b903a7f4bd983f6fb78dfb141658389b41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0bf3ebf0ec3683e0bb49f2bcd8f8690c8afefa9479995cd8f84b0e28f7fe3337
[INFO] running `Command { std: "docker" "start" "-a" "0bf3ebf0ec3683e0bb49f2bcd8f8690c8afefa9479995cd8f84b0e28f7fe3337", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling slog v1.7.1
[INFO] [stderr]    Compiling crossbeam v0.2.12
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling isatty v0.1.9
[INFO] [stderr]    Compiling num v0.1.43
[INFO] [stderr]    Compiling chrono v0.2.25
[INFO] [stderr]    Compiling slog-extra v0.1.2
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling slog-scope v0.2.2
[INFO] [stderr]    Compiling slog-stream v1.2.1
[INFO] [stderr]    Compiling slog-term v1.5.0
[INFO] [stderr]    Compiling slog-scope-stdlog v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> lib.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:133:9
[INFO] [stdout]     |
[INFO] [stdout] 133 |         try!(write!(f, "{}", self.info.msg()));
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:155:9
[INFO] [stdout]     |
[INFO] [stdout] 155 |         try!(res);
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:142:25
[INFO] [stdout]     |
[INFO] [stdout] 142 |                         try!(ser.io().write_all(", ".as_bytes()));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:143:25
[INFO] [stdout]     |
[INFO] [stdout] 143 |                         try!(v.serialize(self.info, k, &mut ser));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         try!(ser.io().write_all(", ".as_bytes()));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         try!(v.serialize(self.info, k, &mut ser));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:219:9
[INFO] [stdout]     |
[INFO] [stdout] 219 |         try!(write!(self.io, "{}{}{}", key, self.separator, "None"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:223:9
[INFO] [stdout]     |
[INFO] [stdout] 223 |         try!(write!(self.io, "{}", key));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:228:9
[INFO] [stdout]     |
[INFO] [stdout] 228 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:233:9
[INFO] [stdout]     |
[INFO] [stdout] 233 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:238:9
[INFO] [stdout]     |
[INFO] [stdout] 238 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:242:9
[INFO] [stdout]     |
[INFO] [stdout] 242 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:247:9
[INFO] [stdout]     |
[INFO] [stdout] 247 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:251:9
[INFO] [stdout]     |
[INFO] [stdout] 251 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:255:9
[INFO] [stdout]     |
[INFO] [stdout] 255 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:259:9
[INFO] [stdout]     |
[INFO] [stdout] 259 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:263:9
[INFO] [stdout]     |
[INFO] [stdout] 263 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:267:9
[INFO] [stdout]     |
[INFO] [stdout] 267 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:271:9
[INFO] [stdout]     |
[INFO] [stdout] 271 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:275:9
[INFO] [stdout]     |
[INFO] [stdout] 275 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:279:9
[INFO] [stdout]     |
[INFO] [stdout] 279 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:283:9
[INFO] [stdout]     |
[INFO] [stdout] 283 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:287:9
[INFO] [stdout]     |
[INFO] [stdout] 287 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:291:9
[INFO] [stdout]     |
[INFO] [stdout] 291 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.56s
[INFO] running `Command { std: "docker" "inspect" "0bf3ebf0ec3683e0bb49f2bcd8f8690c8afefa9479995cd8f84b0e28f7fe3337", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bf3ebf0ec3683e0bb49f2bcd8f8690c8afefa9479995cd8f84b0e28f7fe3337", kill_on_drop: false }`
[INFO] [stdout] 0bf3ebf0ec3683e0bb49f2bcd8f8690c8afefa9479995cd8f84b0e28f7fe3337
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f0bdd461d34baed62138fdd38c317cac5956f8fd5c2c5bd1fb685824d2130b2
[INFO] running `Command { std: "docker" "start" "-a" "7f0bdd461d34baed62138fdd38c317cac5956f8fd5c2c5bd1fb685824d2130b2", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> lib.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:133:9
[INFO] [stdout]     |
[INFO] [stdout] 133 |         try!(write!(f, "{}", self.info.msg()));
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:155:9
[INFO] [stdout]     |
[INFO] [stdout] 155 |         try!(res);
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:142:25
[INFO] [stdout]     |
[INFO] [stdout] 142 |                         try!(ser.io().write_all(", ".as_bytes()));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:143:25
[INFO] [stdout]     |
[INFO] [stdout] 143 |                         try!(v.serialize(self.info, k, &mut ser));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         try!(ser.io().write_all(", ".as_bytes()));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         try!(v.serialize(self.info, k, &mut ser));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:219:9
[INFO] [stdout]     |
[INFO] [stdout] 219 |         try!(write!(self.io, "{}{}{}", key, self.separator, "None"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:223:9
[INFO] [stdout]     |
[INFO] [stdout] 223 |         try!(write!(self.io, "{}", key));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:228:9
[INFO] [stdout]     |
[INFO] [stdout] 228 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:233:9
[INFO] [stdout]     |
[INFO] [stdout] 233 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:238:9
[INFO] [stdout]     |
[INFO] [stdout] 238 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:242:9
[INFO] [stdout]     |
[INFO] [stdout] 242 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:247:9
[INFO] [stdout]     |
[INFO] [stdout] 247 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:251:9
[INFO] [stdout]     |
[INFO] [stdout] 251 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:255:9
[INFO] [stdout]     |
[INFO] [stdout] 255 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:259:9
[INFO] [stdout]     |
[INFO] [stdout] 259 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:263:9
[INFO] [stdout]     |
[INFO] [stdout] 263 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:267:9
[INFO] [stdout]     |
[INFO] [stdout] 267 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:271:9
[INFO] [stdout]     |
[INFO] [stdout] 271 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling slog-scope-stdlog v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:275:9
[INFO] [stdout]     |
[INFO] [stdout] 275 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:279:9
[INFO] [stdout]     |
[INFO] [stdout] 279 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:283:9
[INFO] [stdout]     |
[INFO] [stdout] 283 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:287:9
[INFO] [stdout]     |
[INFO] [stdout] 287 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:291:9
[INFO] [stdout]     |
[INFO] [stdout] 291 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> lib.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:133:9
[INFO] [stdout]     |
[INFO] [stdout] 133 |         try!(write!(f, "{}", self.info.msg()));
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:155:9
[INFO] [stdout]     |
[INFO] [stdout] 155 |         try!(res);
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:142:25
[INFO] [stdout]     |
[INFO] [stdout] 142 |                         try!(ser.io().write_all(", ".as_bytes()));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:143:25
[INFO] [stdout]     |
[INFO] [stdout] 143 |                         try!(v.serialize(self.info, k, &mut ser));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         try!(ser.io().write_all(", ".as_bytes()));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         try!(v.serialize(self.info, k, &mut ser));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:219:9
[INFO] [stdout]     |
[INFO] [stdout] 219 |         try!(write!(self.io, "{}{}{}", key, self.separator, "None"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:223:9
[INFO] [stdout]     |
[INFO] [stdout] 223 |         try!(write!(self.io, "{}", key));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:228:9
[INFO] [stdout]     |
[INFO] [stdout] 228 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:233:9
[INFO] [stdout]     |
[INFO] [stdout] 233 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:238:9
[INFO] [stdout]     |
[INFO] [stdout] 238 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:242:9
[INFO] [stdout]     |
[INFO] [stdout] 242 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:247:9
[INFO] [stdout]     |
[INFO] [stdout] 247 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:251:9
[INFO] [stdout]     |
[INFO] [stdout] 251 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:255:9
[INFO] [stdout]     |
[INFO] [stdout] 255 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:259:9
[INFO] [stdout]     |
[INFO] [stdout] 259 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:263:9
[INFO] [stdout]     |
[INFO] [stdout] 263 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:267:9
[INFO] [stdout]     |
[INFO] [stdout] 267 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:271:9
[INFO] [stdout]     |
[INFO] [stdout] 271 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:275:9
[INFO] [stdout]     |
[INFO] [stdout] 275 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:279:9
[INFO] [stdout]     |
[INFO] [stdout] 279 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:283:9
[INFO] [stdout]     |
[INFO] [stdout] 283 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:287:9
[INFO] [stdout]     |
[INFO] [stdout] 287 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> lib.rs:291:9
[INFO] [stdout]     |
[INFO] [stdout] 291 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "7f0bdd461d34baed62138fdd38c317cac5956f8fd5c2c5bd1fb685824d2130b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f0bdd461d34baed62138fdd38c317cac5956f8fd5c2c5bd1fb685824d2130b2", kill_on_drop: false }`
[INFO] [stdout] 7f0bdd461d34baed62138fdd38c317cac5956f8fd5c2c5bd1fb685824d2130b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 42146b92a75b400cde6767497cfa7fd1863858bc8b60128f4f32175e0b1c853b
[INFO] running `Command { std: "docker" "start" "-a" "42146b92a75b400cde6767497cfa7fd1863858bc8b60128f4f32175e0b1c853b", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> lib.rs:27:1
[INFO] [stderr]    |
[INFO] [stderr] 27 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> lib.rs:133:9
[INFO] [stderr]     |
[INFO] [stderr] 133 |         try!(write!(f, "{}", self.info.msg()));
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> lib.rs:155:9
[INFO] [stderr]     |
[INFO] [stderr] 155 |         try!(res);
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> lib.rs:142:25
[INFO] [stderr]     |
[INFO] [stderr] 142 |                         try!(ser.io().write_all(", ".as_bytes()));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> lib.rs:143:25
[INFO] [stderr]     |
[INFO] [stderr] 143 |                         try!(v.serialize(self.info, k, &mut ser));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> lib.rs:147:25
[INFO] [stderr]     |
[INFO] [stderr] 147 |                         try!(ser.io().write_all(", ".as_bytes()));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> lib.rs:148:25
[INFO] [stderr]     |
[INFO] [stderr] 148 |                         try!(v.serialize(self.info, k, &mut ser));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> lib.rs:219:9
[INFO] [stderr]     |
[INFO] [stderr] 219 |         try!(write!(self.io, "{}{}{}", key, self.separator, "None"));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> lib.rs:223:9
[INFO] [stderr]     |
[INFO] [stderr] 223 |         try!(write!(self.io, "{}", key));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> lib.rs:228:9
[INFO] [stderr]     |
[INFO] [stderr] 228 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> lib.rs:233:9
[INFO] [stderr]     |
[INFO] [stderr] 233 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> lib.rs:238:9
[INFO] [stderr]     |
[INFO] [stderr] 238 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> lib.rs:242:9
[INFO] [stderr]     |
[INFO] [stderr] 242 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> lib.rs:247:9
[INFO] [stderr]     |
[INFO] [stderr] 247 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> lib.rs:251:9
[INFO] [stderr]     |
[INFO] [stderr] 251 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> lib.rs:255:9
[INFO] [stderr]     |
[INFO] [stderr] 255 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> lib.rs:259:9
[INFO] [stderr]     |
[INFO] [stderr] 259 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> lib.rs:263:9
[INFO] [stderr]     |
[INFO] [stderr] 263 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> lib.rs:267:9
[INFO] [stderr]     |
[INFO] [stderr] 267 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> lib.rs:271:9
[INFO] [stderr]     |
[INFO] [stderr] 271 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> lib.rs:275:9
[INFO] [stderr]     |
[INFO] [stderr] 275 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> lib.rs:279:9
[INFO] [stderr]     |
[INFO] [stderr] 279 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> lib.rs:283:9
[INFO] [stderr]     |
[INFO] [stderr] 283 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> lib.rs:287:9
[INFO] [stderr]     |
[INFO] [stderr] 287 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> lib.rs:291:9
[INFO] [stderr]     |
[INFO] [stderr] 291 |         try!(write!(self.io, "{}{}{}", key, self.separator, val));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `slog-scope-stdlog` (lib) generated 25 warnings
[INFO] [stderr] warning: `slog-scope-stdlog` (lib test) generated 25 warnings (25 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests lib.rs (/opt/rustwide/target/debug/deps/slog_scope_stdlog-c1f2f268eabc52c1)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests slog_scope_stdlog
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test lib.rs - init (line 86) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.58s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "42146b92a75b400cde6767497cfa7fd1863858bc8b60128f4f32175e0b1c853b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42146b92a75b400cde6767497cfa7fd1863858bc8b60128f4f32175e0b1c853b", kill_on_drop: false }`
[INFO] [stdout] 42146b92a75b400cde6767497cfa7fd1863858bc8b60128f4f32175e0b1c853b