[INFO] fetching crate fixture 0.3.1...
[INFO] checking fixture-0.3.1 against master#430feb24a46993e5073c1bb1b39da190d83fa2bf for pr-78363
[INFO] extracting crate fixture 0.3.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate fixture 0.3.1 on toolchain 430feb24a46993e5073c1bb1b39da190d83fa2bf
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fixture 0.3.1
[INFO] finished tweaking crates.io crate fixture 0.3.1
[INFO] tweaked toml for crates.io crate fixture 0.3.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5f4d87f0ac06a9329adad92352a0398b6433e2f168d780a86307482395072e06
[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" "5f4d87f0ac06a9329adad92352a0398b6433e2f168d780a86307482395072e06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f4d87f0ac06a9329adad92352a0398b6433e2f168d780a86307482395072e06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f4d87f0ac06a9329adad92352a0398b6433e2f168d780a86307482395072e06", kill_on_drop: false }`
[INFO] [stdout] 5f4d87f0ac06a9329adad92352a0398b6433e2f168d780a86307482395072e06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "check" "--frozen" "--all" "--all-targets" "--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] c4040e4fbe061ad551d3c08b93c62db607ed3fbff8b8073d1028f411211fef3d
[INFO] running `Command { std: "docker" "start" "-a" "c4040e4fbe061ad551d3c08b93c62db607ed3fbff8b8073d1028f411211fef3d", kill_on_drop: false }`
[INFO] [stderr]     Checking fixture v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:30:22
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let mut source = try!(File::open(source));
[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]   --> src/copy.rs:33:27
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let mut destination = try!(File::create(destination));
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:37:20
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let line = try!(line);
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |             try!($writer.write($line.as_bytes()));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |             _ => next!(writer, line),
[INFO] [stdout]    |                  ------------------- in this macro invocation
[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 macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             try!($writer.write(b"\n"));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |             _ => next!(writer, line),
[INFO] [stdout]    |                  ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |             try!($writer.write($line.as_bytes()));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |             _ => next!(writer, line),
[INFO] [stdout]    |                  ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             try!($writer.write(b"\n"));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |             _ => next!(writer, line),
[INFO] [stdout]    |                  ------------------- in this macro invocation
[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 macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |             try!($writer.write($line.as_bytes()));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |             _ => next!(writer, line),
[INFO] [stdout]    |                  ------------------- in this macro invocation
[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 macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             try!($writer.write(b"\n"));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |             _ => next!(writer, line),
[INFO] [stdout]    |                  ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |             try!($writer.write($line.as_bytes()));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 64 |             _ => next!(writer, line),
[INFO] [stdout]    |                  ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             try!($writer.write(b"\n"));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 64 |             _ => next!(writer, line),
[INFO] [stdout]    |                  ------------------- in this macro invocation
[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 macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |             try!($writer.write($line.as_bytes()));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |             next!(writer, line);
[INFO] [stdout]    |             -------------------- in this macro invocation
[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 macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             try!($writer.write(b"\n"));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |             next!(writer, line);
[INFO] [stdout]    |             -------------------- in this macro invocation
[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 macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:70:9
[INFO] [stdout]    |
[INFO] [stdout] 70 |         try!(fs::copy(&source, &destination));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:71:9
[INFO] [stdout]    |
[INFO] [stdout] 71 |         try!(writer.write(prefix.as_bytes()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:72:9
[INFO] [stdout]    |
[INFO] [stdout] 72 |         try!(writer.write(some!(destination.to_str()).as_bytes()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:73:9
[INFO] [stdout]    |
[INFO] [stdout] 73 |         try!(writer.write(suffix.as_bytes()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:74:9
[INFO] [stdout]    |
[INFO] [stdout] 74 |         try!(writer.write(b"\n"));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `std::ascii::AsciiExt`: use inherent methods instead
[INFO] [stdout]   --> src/find.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |     use std::ascii::AsciiExt;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `std::ascii::AsciiExt`: use inherent methods instead
[INFO] [stdout]   --> src/find.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |     use std::ascii::AsciiExt;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:30:22
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let mut source = try!(File::open(source));
[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]   --> src/copy.rs:33:27
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let mut destination = try!(File::create(destination));
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:37:20
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let line = try!(line);
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |             try!($writer.write($line.as_bytes()));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |             _ => next!(writer, line),
[INFO] [stdout]    |                  ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             try!($writer.write(b"\n"));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |             _ => next!(writer, line),
[INFO] [stdout]    |                  ------------------- in this macro invocation
[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 macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |             try!($writer.write($line.as_bytes()));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |             _ => next!(writer, line),
[INFO] [stdout]    |                  ------------------- in this macro invocation
[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 macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             try!($writer.write(b"\n"));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |             _ => next!(writer, line),
[INFO] [stdout]    |                  ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |             try!($writer.write($line.as_bytes()));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |             _ => next!(writer, line),
[INFO] [stdout]    |                  ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             try!($writer.write(b"\n"));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |             _ => next!(writer, line),
[INFO] [stdout]    |                  ------------------- in this macro invocation
[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 macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |             try!($writer.write($line.as_bytes()));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 64 |             _ => next!(writer, line),
[INFO] [stdout]    |                  ------------------- in this macro invocation
[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 macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             try!($writer.write(b"\n"));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 64 |             _ => next!(writer, line),
[INFO] [stdout]    |                  ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |             try!($writer.write($line.as_bytes()));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |             next!(writer, line);
[INFO] [stdout]    |             -------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             try!($writer.write(b"\n"));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |             next!(writer, line);
[INFO] [stdout]    |             -------------------- in this macro invocation
[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 macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:70:9
[INFO] [stdout]    |
[INFO] [stdout] 70 |         try!(fs::copy(&source, &destination));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:71:9
[INFO] [stdout]    |
[INFO] [stdout] 71 |         try!(writer.write(prefix.as_bytes()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:72:9
[INFO] [stdout]    |
[INFO] [stdout] 72 |         try!(writer.write(some!(destination.to_str()).as_bytes()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:73:9
[INFO] [stdout]    |
[INFO] [stdout] 73 |         try!(writer.write(suffix.as_bytes()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:74:9
[INFO] [stdout]    |
[INFO] [stdout] 74 |         try!(writer.write(b"\n"));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stdout]   --> src/find.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |     use std::ascii::AsciiExt;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stdout]   --> src/find.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |     use std::ascii::AsciiExt;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `std::ascii::AsciiExt`: use inherent methods instead
[INFO] [stdout]   --> src/find.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |     use std::ascii::AsciiExt;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `std::ascii::AsciiExt`: use inherent methods instead
[INFO] [stdout]   --> src/find.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |     use std::ascii::AsciiExt;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stdout]   --> src/find.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |     use std::ascii::AsciiExt;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stdout]   --> src/find.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |     use std::ascii::AsciiExt;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 22 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 22 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "c4040e4fbe061ad551d3c08b93c62db607ed3fbff8b8073d1028f411211fef3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4040e4fbe061ad551d3c08b93c62db607ed3fbff8b8073d1028f411211fef3d", kill_on_drop: false }`
[INFO] [stdout] c4040e4fbe061ad551d3c08b93c62db607ed3fbff8b8073d1028f411211fef3d