[INFO] fetching crate fixture 0.3.1...
[INFO] testing fixture-0.3.1 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate fixture 0.3.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate fixture 0.3.1 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 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-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 9061679b957dcac1c6b5d4c18f7fb63dfc29f54fba8c97ec8b3930f9a9cd7768
[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" "9061679b957dcac1c6b5d4c18f7fb63dfc29f54fba8c97ec8b3930f9a9cd7768", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9061679b957dcac1c6b5d4c18f7fb63dfc29f54fba8c97ec8b3930f9a9cd7768", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9061679b957dcac1c6b5d4c18f7fb63dfc29f54fba8c97ec8b3930f9a9cd7768", kill_on_drop: false }`
[INFO] [stdout] 9061679b957dcac1c6b5d4c18f7fb63dfc29f54fba8c97ec8b3930f9a9cd7768
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 71b0dbd5e3a7505f3c3bc840e54da66be46492a670540c122cc24a4f7fa3b1aa
[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" "71b0dbd5e3a7505f3c3bc840e54da66be46492a670540c122cc24a4f7fa3b1aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling fixture v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item '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 item '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 item '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 item '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 item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             try!($writer.write(b"\n"));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |             _ => next!(writer, line),
[INFO] [stdout]    |                  ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |             try!($writer.write($line.as_bytes()));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |             _ => next!(writer, line),
[INFO] [stdout]    |                  ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             try!($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 item '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 item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             try!($writer.write(b"\n"));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |             _ => next!(writer, line),
[INFO] [stdout]    |                  ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |             try!($writer.write($line.as_bytes()));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 64 |             _ => next!(writer, line),
[INFO] [stdout]    |                  ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             try!($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 item '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 item '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 item '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 item '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 item '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 item '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 item '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 item '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 item '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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "71b0dbd5e3a7505f3c3bc840e54da66be46492a670540c122cc24a4f7fa3b1aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71b0dbd5e3a7505f3c3bc840e54da66be46492a670540c122cc24a4f7fa3b1aa", kill_on_drop: false }`
[INFO] [stdout] 71b0dbd5e3a7505f3c3bc840e54da66be46492a670540c122cc24a4f7fa3b1aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stdout] 9a726d283f85dba70744e6deda05f2d47c3ecabe72adba0b5db6f43f374402d0
[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" "9a726d283f85dba70744e6deda05f2d47c3ecabe72adba0b5db6f43f374402d0", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated item '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] [stderr]    Compiling fixture v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item '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 item '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 item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |             try!($writer.write($line.as_bytes()));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |             _ => next!(writer, line),
[INFO] [stdout]    |                  ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             try!($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 item '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 item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             try!($writer.write(b"\n"));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |             _ => next!(writer, line),
[INFO] [stdout]    |                  ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |             try!($writer.write($line.as_bytes()));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |             _ => next!(writer, line),
[INFO] [stdout]    |                  ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             try!($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 item '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 item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             try!($writer.write(b"\n"));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 64 |             _ => next!(writer, line),
[INFO] [stdout]    |                  ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |             try!($writer.write($line.as_bytes()));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |             next!(writer, line);
[INFO] [stdout]    |             -------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             try!($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 item '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 item '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 item '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 item '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 item '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 item '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 item '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: use of deprecated item '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 item '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 item '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 item '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 item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             try!($writer.write(b"\n"));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |             _ => next!(writer, line),
[INFO] [stdout]    |                  ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |             try!($writer.write($line.as_bytes()));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |             _ => next!(writer, line),
[INFO] [stdout]    |                  ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             try!($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 item '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 item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             try!($writer.write(b"\n"));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |             _ => next!(writer, line),
[INFO] [stdout]    |                  ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |             try!($writer.write($line.as_bytes()));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 64 |             _ => next!(writer, line),
[INFO] [stdout]    |                  ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             try!($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 item '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 item '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 item '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 item '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 item '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 item '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 item '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 item '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 item '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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "9a726d283f85dba70744e6deda05f2d47c3ecabe72adba0b5db6f43f374402d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a726d283f85dba70744e6deda05f2d47c3ecabe72adba0b5db6f43f374402d0", kill_on_drop: false }`
[INFO] [stdout] 9a726d283f85dba70744e6deda05f2d47c3ecabe72adba0b5db6f43f374402d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5acfe931d8f7722efe77859e3e0b803d0609cd6d92127be6588e35e93b37425c
[INFO] running `Command { std: "docker" "start" "-a" "5acfe931d8f7722efe77859e3e0b803d0609cd6d92127be6588e35e93b37425c", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/copy.rs:30:22
[INFO] [stderr]    |
[INFO] [stderr] 30 |     let mut source = try!(File::open(source));
[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/copy.rs:33:27
[INFO] [stderr]    |
[INFO] [stderr] 33 |     let mut destination = try!(File::create(destination));
[INFO] [stderr]    |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/copy.rs:37:20
[INFO] [stderr]    |
[INFO] [stderr] 37 |         let line = try!(line);
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/copy.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 |             try!($writer.write($line.as_bytes()));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 41 |             _ => next!(writer, line),
[INFO] [stderr]    |                  ------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/copy.rs:22:13
[INFO] [stderr]    |
[INFO] [stderr] 22 |             try!($writer.write(b"\n"));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 41 |             _ => next!(writer, line),
[INFO] [stderr]    |                  ------------------- in this macro invocation
[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 'try': use the `?` operator instead
[INFO] [stderr]   --> src/copy.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 |             try!($writer.write($line.as_bytes()));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 45 |             _ => next!(writer, line),
[INFO] [stderr]    |                  ------------------- in this macro invocation
[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 'try': use the `?` operator instead
[INFO] [stderr]   --> src/copy.rs:22:13
[INFO] [stderr]    |
[INFO] [stderr] 22 |             try!($writer.write(b"\n"));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 45 |             _ => next!(writer, line),
[INFO] [stderr]    |                  ------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/copy.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 |             try!($writer.write($line.as_bytes()));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 53 |             _ => next!(writer, line),
[INFO] [stderr]    |                  ------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/copy.rs:22:13
[INFO] [stderr]    |
[INFO] [stderr] 22 |             try!($writer.write(b"\n"));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 53 |             _ => next!(writer, line),
[INFO] [stderr]    |                  ------------------- in this macro invocation
[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 'try': use the `?` operator instead
[INFO] [stderr]   --> src/copy.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 |             try!($writer.write($line.as_bytes()));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 64 |             _ => next!(writer, line),
[INFO] [stderr]    |                  ------------------- in this macro invocation
[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 'try': use the `?` operator instead
[INFO] [stderr]   --> src/copy.rs:22:13
[INFO] [stderr]    |
[INFO] [stderr] 22 |             try!($writer.write(b"\n"));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 64 |             _ => next!(writer, line),
[INFO] [stderr]    |                  ------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/copy.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 |             try!($writer.write($line.as_bytes()));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 67 |             next!(writer, line);
[INFO] [stderr]    |             -------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/copy.rs:22:13
[INFO] [stderr]    |
[INFO] [stderr] 22 |             try!($writer.write(b"\n"));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 67 |             next!(writer, line);
[INFO] [stderr]    |             -------------------- in this macro invocation
[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 'try': use the `?` operator instead
[INFO] [stderr]   --> src/copy.rs:70:9
[INFO] [stderr]    |
[INFO] [stderr] 70 |         try!(fs::copy(&source, &destination));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/copy.rs:71:9
[INFO] [stderr]    |
[INFO] [stderr] 71 |         try!(writer.write(prefix.as_bytes()));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/copy.rs:72:9
[INFO] [stderr]    |
[INFO] [stderr] 72 |         try!(writer.write(some!(destination.to_str()).as_bytes()));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/copy.rs:73:9
[INFO] [stderr]    |
[INFO] [stderr] 73 |         try!(writer.write(suffix.as_bytes()));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/copy.rs:74:9
[INFO] [stderr]    |
[INFO] [stderr] 74 |         try!(writer.write(b"\n"));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
[INFO] [stderr]   --> src/find.rs:36:9
[INFO] [stderr]    |
[INFO] [stderr] 36 |     use std::ascii::AsciiExt;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
[INFO] [stderr]   --> src/find.rs:51:9
[INFO] [stderr]    |
[INFO] [stderr] 51 |     use std::ascii::AsciiExt;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stderr]   --> src/find.rs:36:9
[INFO] [stderr]    |
[INFO] [stderr] 36 |     use std::ascii::AsciiExt;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stderr]   --> src/find.rs:51:9
[INFO] [stderr]    |
[INFO] [stderr] 51 |     use std::ascii::AsciiExt;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 22 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/copy.rs:30:22
[INFO] [stderr]    |
[INFO] [stderr] 30 |     let mut source = try!(File::open(source));
[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/copy.rs:33:27
[INFO] [stderr]    |
[INFO] [stderr] 33 |     let mut destination = try!(File::create(destination));
[INFO] [stderr]    |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/copy.rs:37:20
[INFO] [stderr]    |
[INFO] [stderr] 37 |         let line = try!(line);
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/copy.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 |             try!($writer.write($line.as_bytes()));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 41 |             _ => next!(writer, line),
[INFO] [stderr]    |                  ------------------- in this macro invocation
[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 'try': use the `?` operator instead
[INFO] [stderr]   --> src/copy.rs:22:13
[INFO] [stderr]    |
[INFO] [stderr] 22 |             try!($writer.write(b"\n"));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 41 |             _ => next!(writer, line),
[INFO] [stderr]    |                  ------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/copy.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 |             try!($writer.write($line.as_bytes()));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 45 |             _ => next!(writer, line),
[INFO] [stderr]    |                  ------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/copy.rs:22:13
[INFO] [stderr]    |
[INFO] [stderr] 22 |             try!($writer.write(b"\n"));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 45 |             _ => next!(writer, line),
[INFO] [stderr]    |                  ------------------- in this macro invocation
[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 'try': use the `?` operator instead
[INFO] [stderr]   --> src/copy.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 |             try!($writer.write($line.as_bytes()));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 53 |             _ => next!(writer, line),
[INFO] [stderr]    |                  ------------------- in this macro invocation
[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 'try': use the `?` operator instead
[INFO] [stderr]   --> src/copy.rs:22:13
[INFO] [stderr]    |
[INFO] [stderr] 22 |             try!($writer.write(b"\n"));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 53 |             _ => next!(writer, line),
[INFO] [stderr]    |                  ------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/copy.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 |             try!($writer.write($line.as_bytes()));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 64 |             _ => next!(writer, line),
[INFO] [stderr]    |                  ------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/copy.rs:22:13
[INFO] [stderr]    |
[INFO] [stderr] 22 |             try!($writer.write(b"\n"));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 64 |             _ => next!(writer, line),
[INFO] [stderr]    |                  ------------------- in this macro invocation
[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 'try': use the `?` operator instead
[INFO] [stderr]   --> src/copy.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 |             try!($writer.write($line.as_bytes()));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 67 |             next!(writer, line);
[INFO] [stderr]    |             -------------------- in this macro invocation
[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 'try': use the `?` operator instead
[INFO] [stderr]   --> src/copy.rs:22:13
[INFO] [stderr]    |
[INFO] [stderr] 22 |             try!($writer.write(b"\n"));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 67 |             next!(writer, line);
[INFO] [stderr]    |             -------------------- in this macro invocation
[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 'try': use the `?` operator instead
[INFO] [stderr]   --> src/copy.rs:70:9
[INFO] [stderr]    |
[INFO] [stderr] 70 |         try!(fs::copy(&source, &destination));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/copy.rs:71:9
[INFO] [stderr]    |
[INFO] [stderr] 71 |         try!(writer.write(prefix.as_bytes()));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/copy.rs:72:9
[INFO] [stderr]    |
[INFO] [stderr] 72 |         try!(writer.write(some!(destination.to_str()).as_bytes()));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/copy.rs:73:9
[INFO] [stderr]    |
[INFO] [stderr] 73 |         try!(writer.write(suffix.as_bytes()));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/copy.rs:74:9
[INFO] [stderr]    |
[INFO] [stderr] 74 |         try!(writer.write(b"\n"));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
[INFO] [stderr]   --> src/find.rs:36:9
[INFO] [stderr]    |
[INFO] [stderr] 36 |     use std::ascii::AsciiExt;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
[INFO] [stderr]   --> src/find.rs:51:9
[INFO] [stderr]    |
[INFO] [stderr] 51 |     use std::ascii::AsciiExt;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stderr]   --> src/find.rs:36:9
[INFO] [stderr]    |
[INFO] [stderr] 36 |     use std::ascii::AsciiExt;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stderr]   --> src/find.rs:51:9
[INFO] [stderr]    |
[INFO] [stderr] 51 |     use std::ascii::AsciiExt;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 22 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fixture-af003c1c18a0988e
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::exists ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fixture
[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" "5acfe931d8f7722efe77859e3e0b803d0609cd6d92127be6588e35e93b37425c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5acfe931d8f7722efe77859e3e0b803d0609cd6d92127be6588e35e93b37425c", kill_on_drop: false }`
[INFO] [stdout] 5acfe931d8f7722efe77859e3e0b803d0609cd6d92127be6588e35e93b37425c