[INFO] crate latin 0.1.7 is already in cache
[INFO] testing latin-0.1.7 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate latin 0.1.7 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate latin 0.1.7 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate latin 0.1.7
[INFO] finished tweaking crates.io crate latin 0.1.7
[INFO] tweaked toml for crates.io crate latin 0.1.7 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 149a3d2d874896fbd918f8a0969a595b0835151db3b1119a01b69abdb601f3e6
[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" "149a3d2d874896fbd918f8a0969a595b0835151db3b1119a01b69abdb601f3e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "149a3d2d874896fbd918f8a0969a595b0835151db3b1119a01b69abdb601f3e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "149a3d2d874896fbd918f8a0969a595b0835151db3b1119a01b69abdb601f3e6", kill_on_drop: false }`
[INFO] [stdout] 149a3d2d874896fbd918f8a0969a595b0835151db3b1119a01b69abdb601f3e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 962a78fad6ca82813aac1caf5d4bcfea987989bc546e2429374899a95c5b4e20
[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" "962a78fad6ca82813aac1caf5d4bcfea987989bc546e2429374899a95c5b4e20", kill_on_drop: false }`
[INFO] [stderr]    Compiling latin v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/file.rs:27:16
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let file = try!(OpenOptions::new().write(true).create(true).truncate(true).open(path));
[INFO] [stdout]    |                ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/file.rs:43:16
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let file = try!(OpenOptions::new().write(true).create(true).truncate(true).open(path));
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/file.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |         try!(file.write_all(line.as_ref()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/file.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |         try!(file.write_all(LINE_SEP));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/file.rs:64:20
[INFO] [stdout]    |
[INFO] [stdout] 64 |     let mut file = try!(OpenOptions::new().write(true).create(true).append(true).open(path));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/file.rs:83:20
[INFO] [stdout]    |
[INFO] [stdout] 83 |     let mut file = try!(OpenOptions::new().write(true).create(true).append(true).open(path));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/file.rs:84:5
[INFO] [stdout]    |
[INFO] [stdout] 84 |     try!(file.write_all(contents.as_ref()));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/file.rs:99:16
[INFO] [stdout]    |
[INFO] [stdout] 99 |     let file = try!(OpenOptions::new().read(true).open(path));
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/file.rs:102:5
[INFO] [stdout]     |
[INFO] [stdout] 102 |     try!(file.read_to_end(&mut out));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/file.rs:154:16
[INFO] [stdout]     |
[INFO] [stdout] 154 |     let file = try!(OpenOptions::new().read(true).open(path));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/directory.rs:24:18
[INFO] [stdout]    |
[INFO] [stdout] 24 |     for entry in try!(read_dir(path)) {
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/directory.rs:25:21
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let entry = try!(entry);
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/directory.rs:42:18
[INFO] [stdout]    |
[INFO] [stdout] 42 |     for entry in try!(read_dir(path)) {
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/directory.rs:43:21
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let entry = try!(entry);
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/directory.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 |         if try!(entry.file_type()).is_file() { 
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/directory.rs:62:18
[INFO] [stdout]    |
[INFO] [stdout] 62 |     for entry in try!(read_dir(path)) {
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/directory.rs:63:21
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let entry = try!(entry);
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/directory.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 66 |         if try!(entry.file_type()).is_dir() {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "962a78fad6ca82813aac1caf5d4bcfea987989bc546e2429374899a95c5b4e20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "962a78fad6ca82813aac1caf5d4bcfea987989bc546e2429374899a95c5b4e20", kill_on_drop: false }`
[INFO] [stdout] 962a78fad6ca82813aac1caf5d4bcfea987989bc546e2429374899a95c5b4e20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4180eedbe57f5b11b7e02ac65818bf527c5230aa5280953be757b7aebb08acee
[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" "4180eedbe57f5b11b7e02ac65818bf527c5230aa5280953be757b7aebb08acee", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/file.rs:27:16
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let file = try!(OpenOptions::new().write(true).create(true).truncate(true).open(path));
[INFO] [stdout]    |                ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling latin v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/file.rs:43:16
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let file = try!(OpenOptions::new().write(true).create(true).truncate(true).open(path));
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/file.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |         try!(file.write_all(line.as_ref()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/file.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |         try!(file.write_all(LINE_SEP));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/file.rs:64:20
[INFO] [stdout]    |
[INFO] [stdout] 64 |     let mut file = try!(OpenOptions::new().write(true).create(true).append(true).open(path));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/file.rs:83:20
[INFO] [stdout]    |
[INFO] [stdout] 83 |     let mut file = try!(OpenOptions::new().write(true).create(true).append(true).open(path));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/file.rs:84:5
[INFO] [stdout]    |
[INFO] [stdout] 84 |     try!(file.write_all(contents.as_ref()));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/file.rs:99:16
[INFO] [stdout]    |
[INFO] [stdout] 99 |     let file = try!(OpenOptions::new().read(true).open(path));
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/file.rs:102:5
[INFO] [stdout]     |
[INFO] [stdout] 102 |     try!(file.read_to_end(&mut out));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/file.rs:154:16
[INFO] [stdout]     |
[INFO] [stdout] 154 |     let file = try!(OpenOptions::new().read(true).open(path));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/directory.rs:24:18
[INFO] [stdout]    |
[INFO] [stdout] 24 |     for entry in try!(read_dir(path)) {
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/directory.rs:25:21
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let entry = try!(entry);
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/directory.rs:42:18
[INFO] [stdout]    |
[INFO] [stdout] 42 |     for entry in try!(read_dir(path)) {
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/directory.rs:43:21
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let entry = try!(entry);
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/directory.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 |         if try!(entry.file_type()).is_file() { 
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/directory.rs:62:18
[INFO] [stdout]    |
[INFO] [stdout] 62 |     for entry in try!(read_dir(path)) {
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/directory.rs:63:21
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let entry = try!(entry);
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/directory.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 66 |         if try!(entry.file_type()).is_dir() {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/file.rs:27:16
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let file = try!(OpenOptions::new().write(true).create(true).truncate(true).open(path));
[INFO] [stdout]    |                ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/file.rs:43:16
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let file = try!(OpenOptions::new().write(true).create(true).truncate(true).open(path));
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/file.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |         try!(file.write_all(line.as_ref()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/file.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |         try!(file.write_all(LINE_SEP));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/file.rs:64:20
[INFO] [stdout]    |
[INFO] [stdout] 64 |     let mut file = try!(OpenOptions::new().write(true).create(true).append(true).open(path));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/file.rs:83:20
[INFO] [stdout]    |
[INFO] [stdout] 83 |     let mut file = try!(OpenOptions::new().write(true).create(true).append(true).open(path));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/file.rs:84:5
[INFO] [stdout]    |
[INFO] [stdout] 84 |     try!(file.write_all(contents.as_ref()));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/file.rs:99:16
[INFO] [stdout]    |
[INFO] [stdout] 99 |     let file = try!(OpenOptions::new().read(true).open(path));
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/file.rs:102:5
[INFO] [stdout]     |
[INFO] [stdout] 102 |     try!(file.read_to_end(&mut out));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/file.rs:154:16
[INFO] [stdout]     |
[INFO] [stdout] 154 |     let file = try!(OpenOptions::new().read(true).open(path));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/directory.rs:24:18
[INFO] [stdout]    |
[INFO] [stdout] 24 |     for entry in try!(read_dir(path)) {
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/directory.rs:25:21
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let entry = try!(entry);
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/directory.rs:42:18
[INFO] [stdout]    |
[INFO] [stdout] 42 |     for entry in try!(read_dir(path)) {
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/directory.rs:43:21
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let entry = try!(entry);
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/directory.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 |         if try!(entry.file_type()).is_file() { 
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/directory.rs:62:18
[INFO] [stdout]    |
[INFO] [stdout] 62 |     for entry in try!(read_dir(path)) {
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/directory.rs:63:21
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let entry = try!(entry);
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/directory.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 66 |         if try!(entry.file_type()).is_dir() {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "4180eedbe57f5b11b7e02ac65818bf527c5230aa5280953be757b7aebb08acee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4180eedbe57f5b11b7e02ac65818bf527c5230aa5280953be757b7aebb08acee", kill_on_drop: false }`
[INFO] [stdout] 4180eedbe57f5b11b7e02ac65818bf527c5230aa5280953be757b7aebb08acee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 196680521ffd2085bef8ef9b90112d39755214d2baaa40e52e51ab0ba0c6c7a9
[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" "196680521ffd2085bef8ef9b90112d39755214d2baaa40e52e51ab0ba0c6c7a9", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/file.rs:27:16
[INFO] [stderr]    |
[INFO] [stderr] 27 |     let file = try!(OpenOptions::new().write(true).create(true).truncate(true).open(path));
[INFO] [stderr]    |                ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/file.rs:43:16
[INFO] [stderr]    |
[INFO] [stderr] 43 |     let file = try!(OpenOptions::new().write(true).create(true).truncate(true).open(path));
[INFO] [stderr]    |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/file.rs:46:9
[INFO] [stderr]    |
[INFO] [stderr] 46 |         try!(file.write_all(line.as_ref()));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/file.rs:47:9
[INFO] [stderr]    |
[INFO] [stderr] 47 |         try!(file.write_all(LINE_SEP));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/file.rs:64:20
[INFO] [stderr]    |
[INFO] [stderr] 64 |     let mut file = try!(OpenOptions::new().write(true).create(true).append(true).open(path));
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/file.rs:83:20
[INFO] [stderr]    |
[INFO] [stderr] 83 |     let mut file = try!(OpenOptions::new().write(true).create(true).append(true).open(path));
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/file.rs:84:5
[INFO] [stderr]    |
[INFO] [stderr] 84 |     try!(file.write_all(contents.as_ref()));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/file.rs:99:16
[INFO] [stderr]    |
[INFO] [stderr] 99 |     let file = try!(OpenOptions::new().read(true).open(path));
[INFO] [stderr]    |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:102:5
[INFO] [stderr]     |
[INFO] [stderr] 102 |     try!(file.read_to_end(&mut out));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:154:16
[INFO] [stderr]     |
[INFO] [stderr] 154 |     let file = try!(OpenOptions::new().read(true).open(path));
[INFO] [stderr]     |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/directory.rs:24:18
[INFO] [stderr]    |
[INFO] [stderr] 24 |     for entry in try!(read_dir(path)) {
[INFO] [stderr]    |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/directory.rs:25:21
[INFO] [stderr]    |
[INFO] [stderr] 25 |         let entry = try!(entry);
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/directory.rs:42:18
[INFO] [stderr]    |
[INFO] [stderr] 42 |     for entry in try!(read_dir(path)) {
[INFO] [stderr]    |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/directory.rs:43:21
[INFO] [stderr]    |
[INFO] [stderr] 43 |         let entry = try!(entry);
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/directory.rs:46:12
[INFO] [stderr]    |
[INFO] [stderr] 46 |         if try!(entry.file_type()).is_file() { 
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/directory.rs:62:18
[INFO] [stderr]    |
[INFO] [stderr] 62 |     for entry in try!(read_dir(path)) {
[INFO] [stderr]    |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/directory.rs:63:21
[INFO] [stderr]    |
[INFO] [stderr] 63 |         let entry = try!(entry);
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/directory.rs:66:12
[INFO] [stderr]    |
[INFO] [stderr] 66 |         if try!(entry.file_type()).is_dir() {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 18 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/file.rs:27:16
[INFO] [stderr]    |
[INFO] [stderr] 27 |     let file = try!(OpenOptions::new().write(true).create(true).truncate(true).open(path));
[INFO] [stderr]    |                ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/file.rs:43:16
[INFO] [stderr]    |
[INFO] [stderr] 43 |     let file = try!(OpenOptions::new().write(true).create(true).truncate(true).open(path));
[INFO] [stderr]    |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/file.rs:46:9
[INFO] [stderr]    |
[INFO] [stderr] 46 |         try!(file.write_all(line.as_ref()));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/file.rs:47:9
[INFO] [stderr]    |
[INFO] [stderr] 47 |         try!(file.write_all(LINE_SEP));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/file.rs:64:20
[INFO] [stderr]    |
[INFO] [stderr] 64 |     let mut file = try!(OpenOptions::new().write(true).create(true).append(true).open(path));
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/file.rs:83:20
[INFO] [stderr]    |
[INFO] [stderr] 83 |     let mut file = try!(OpenOptions::new().write(true).create(true).append(true).open(path));
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/file.rs:84:5
[INFO] [stderr]    |
[INFO] [stderr] 84 |     try!(file.write_all(contents.as_ref()));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/file.rs:99:16
[INFO] [stderr]    |
[INFO] [stderr] 99 |     let file = try!(OpenOptions::new().read(true).open(path));
[INFO] [stderr]    |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:102:5
[INFO] [stderr]     |
[INFO] [stderr] 102 |     try!(file.read_to_end(&mut out));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:154:16
[INFO] [stderr]     |
[INFO] [stderr] 154 |     let file = try!(OpenOptions::new().read(true).open(path));
[INFO] [stderr]     |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/directory.rs:24:18
[INFO] [stderr]    |
[INFO] [stderr] 24 |     for entry in try!(read_dir(path)) {
[INFO] [stderr]    |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/directory.rs:25:21
[INFO] [stderr]    |
[INFO] [stderr] 25 |         let entry = try!(entry);
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/directory.rs:42:18
[INFO] [stderr]    |
[INFO] [stderr] 42 |     for entry in try!(read_dir(path)) {
[INFO] [stderr]    |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/directory.rs:43:21
[INFO] [stderr]    |
[INFO] [stderr] 43 |         let entry = try!(entry);
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/directory.rs:46:12
[INFO] [stderr]    |
[INFO] [stderr] 46 |         if try!(entry.file_type()).is_file() { 
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/directory.rs:62:18
[INFO] [stderr]    |
[INFO] [stderr] 62 |     for entry in try!(read_dir(path)) {
[INFO] [stderr]    |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/directory.rs:63:21
[INFO] [stderr]    |
[INFO] [stderr] 63 |         let entry = try!(entry);
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/directory.rs:66:12
[INFO] [stderr]    |
[INFO] [stderr] 66 |         if try!(entry.file_type()).is_dir() {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 18 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/latin-c769cc7cacc2a0c0
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests latin
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test src/directory.rs - directory::remove (line 75) ... ok
[INFO] [stdout] test src/file.rs - file::write_lines (line 37) ... ok
[INFO] [stdout] test src/file.rs - file::exists (line 161) ... ok
[INFO] [stdout] test src/file.rs - file::remove (line 187) ... ok
[INFO] [stdout] test src/directory.rs - directory::exists (line 7) ... ok
[INFO] [stdout] test src/directory.rs - directory::children (line 18) ... ok
[INFO] [stdout] test src/file.rs - file::read_string_utf8_lossy (line 133) ... ok
[INFO] [stdout] test src/file.rs - file::read_string_utf8 (line 112) ... ok
[INFO] [stdout] test src/file.rs - file::read (line 93) ... ok
[INFO] [stdout] test src/file.rs - file::read_lines (line 148) ... ok
[INFO] [stdout] test src/file.rs - file::copy (line 175) ... ok
[INFO] [stdout] test src/directory.rs - directory::files (line 33) ... ok
[INFO] [stdout] test src/file.rs - file::write (line 20) ... ok
[INFO] [stdout] test src/file.rs - file::append (line 57) ... ok
[INFO] [stdout] test src/directory.rs - directory::sub_directories (line 55) ... FAILED
[INFO] [stdout] test src/file.rs - file::append_line (line 76) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/directory.rs - directory::sub_directories (line 55) stdout ----
[INFO] [stdout] error[E0382]: borrow of moved value: `subdir`
[INFO] [stdout]  --> src/directory.rs:58:26
[INFO] [stdout]   |
[INFO] [stdout] 4 | for subdir in latin::directory::sub_directories("./").unwrap() {
[INFO] [stdout]   |     ------ move occurs because `subdir` has type `std::path::PathBuf`, which does not implement the `Copy` trait
[INFO] [stdout] 5 |     let children_count = latin::directory::children(subdir).unwrap().count();
[INFO] [stdout]   |                                                     ------ value moved here
[INFO] [stdout] 6 |     println!("{:?}: {}", subdir, children_count);
[INFO] [stdout]   |                          ^^^^^^ value borrowed here after move
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0382`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/directory.rs - directory::sub_directories (line 55)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 15 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "196680521ffd2085bef8ef9b90112d39755214d2baaa40e52e51ab0ba0c6c7a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "196680521ffd2085bef8ef9b90112d39755214d2baaa40e52e51ab0ba0c6c7a9", kill_on_drop: false }`
[INFO] [stdout] 196680521ffd2085bef8ef9b90112d39755214d2baaa40e52e51ab0ba0c6c7a9