[INFO] crate json_io 0.3.0 is already in cache [INFO] testing json_io-0.3.0 against 1.44.0 for beta-1.45-1 [INFO] extracting crate json_io 0.3.0 into /workspace/builds/worker-10/source [INFO] validating manifest of crates.io crate json_io 0.3.0 on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate json_io 0.3.0 [INFO] finished tweaking crates.io crate json_io 0.3.0 [INFO] tweaked toml for crates.io crate json_io 0.3.0 written to /workspace/builds/worker-10/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] b949af88f9ee466dae7fb87ff78ca0fcd5b30166e83ce46ef0c95ed30ed513e1 [INFO] running `"docker" "start" "-a" "b949af88f9ee466dae7fb87ff78ca0fcd5b30166e83ce46ef0c95ed30ed513e1"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling json_io v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:89:21 [INFO] [stderr] | [INFO] [stderr] 89 | try!(std::fs::File::open(&path.with_extension("json"))), [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:94:9 [INFO] [stderr] | [INFO] [stderr] 94 | try!(std::io::Read::read_to_end(&mut file, &mut contents)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:95:24 [INFO] [stderr] | [INFO] [stderr] 95 | let json_str = try!(std::str::from_utf8(&contents[..])); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:96:20 [INFO] [stderr] | [INFO] [stderr] 96 | let t: T = try!(serde_json::from_str(&json_str)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:108:27 [INFO] [stderr] | [INFO] [stderr] 108 | let json_string = try!(serde_json::to_string(&t)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:109:24 [INFO] [stderr] | [INFO] [stderr] 109 | let mut file = try!(std::fs::File::create(&path.with_extension("json"))); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:110:9 [INFO] [stderr] | [INFO] [stderr] 110 | try!(std::io::Write::write_all(&mut file, json_string.as_bytes())); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/lib.rs:50:39 [INFO] [stderr] | [INFO] [stderr] 50 | Error::IO(ref err) => std::error::Error::description(err), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/lib.rs:51:41 [INFO] [stderr] | [INFO] [stderr] 51 | Error::Utf8(ref err) => std::error::Error::description(err), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/lib.rs:52:41 [INFO] [stderr] | [INFO] [stderr] 52 | Error::Json(ref err) => std::error::Error::description(err), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 10 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.22s [INFO] running `"docker" "inspect" "b949af88f9ee466dae7fb87ff78ca0fcd5b30166e83ce46ef0c95ed30ed513e1"` [INFO] running `"docker" "rm" "-f" "b949af88f9ee466dae7fb87ff78ca0fcd5b30166e83ce46ef0c95ed30ed513e1"` [INFO] [stdout] b949af88f9ee466dae7fb87ff78ca0fcd5b30166e83ce46ef0c95ed30ed513e1 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 8da9db3d16a180940322a02f4014c3ecfe87cb4a20a5e09e1b66be8d82fc2385 [INFO] running `"docker" "start" "-a" "8da9db3d16a180940322a02f4014c3ecfe87cb4a20a5e09e1b66be8d82fc2385"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling find_folder v0.3.0 [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:89:21 [INFO] [stderr] | [INFO] [stderr] 89 | try!(std::fs::File::open(&path.with_extension("json"))), [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:94:9 [INFO] [stderr] | [INFO] [stderr] 94 | try!(std::io::Read::read_to_end(&mut file, &mut contents)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:95:24 [INFO] [stderr] | [INFO] [stderr] 95 | let json_str = try!(std::str::from_utf8(&contents[..])); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:96:20 [INFO] [stderr] | [INFO] [stderr] 96 | let t: T = try!(serde_json::from_str(&json_str)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:108:27 [INFO] [stderr] | [INFO] [stderr] 108 | let json_string = try!(serde_json::to_string(&t)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:109:24 [INFO] [stderr] | [INFO] [stderr] 109 | let mut file = try!(std::fs::File::create(&path.with_extension("json"))); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:110:9 [INFO] [stderr] | [INFO] [stderr] 110 | try!(std::io::Write::write_all(&mut file, json_string.as_bytes())); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/lib.rs:50:39 [INFO] [stderr] | [INFO] [stderr] 50 | Error::IO(ref err) => std::error::Error::description(err), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/lib.rs:51:41 [INFO] [stderr] | [INFO] [stderr] 51 | Error::Utf8(ref err) => std::error::Error::description(err), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/lib.rs:52:41 [INFO] [stderr] | [INFO] [stderr] 52 | Error::Json(ref err) => std::error::Error::description(err), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 10 warnings emitted [INFO] [stderr] [INFO] [stderr] Compiling json_io v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:89:21 [INFO] [stderr] | [INFO] [stderr] 89 | try!(std::fs::File::open(&path.with_extension("json"))), [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:94:9 [INFO] [stderr] | [INFO] [stderr] 94 | try!(std::io::Read::read_to_end(&mut file, &mut contents)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:95:24 [INFO] [stderr] | [INFO] [stderr] 95 | let json_str = try!(std::str::from_utf8(&contents[..])); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:96:20 [INFO] [stderr] | [INFO] [stderr] 96 | let t: T = try!(serde_json::from_str(&json_str)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:108:27 [INFO] [stderr] | [INFO] [stderr] 108 | let json_string = try!(serde_json::to_string(&t)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:109:24 [INFO] [stderr] | [INFO] [stderr] 109 | let mut file = try!(std::fs::File::create(&path.with_extension("json"))); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:110:9 [INFO] [stderr] | [INFO] [stderr] 110 | try!(std::io::Write::write_all(&mut file, json_string.as_bytes())); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/lib.rs:50:39 [INFO] [stderr] | [INFO] [stderr] 50 | Error::IO(ref err) => std::error::Error::description(err), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/lib.rs:51:41 [INFO] [stderr] | [INFO] [stderr] 51 | Error::Utf8(ref err) => std::error::Error::description(err), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/lib.rs:52:41 [INFO] [stderr] | [INFO] [stderr] 52 | Error::Json(ref err) => std::error::Error::description(err), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 10 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.80s [INFO] running `"docker" "inspect" "8da9db3d16a180940322a02f4014c3ecfe87cb4a20a5e09e1b66be8d82fc2385"` [INFO] running `"docker" "rm" "-f" "8da9db3d16a180940322a02f4014c3ecfe87cb4a20a5e09e1b66be8d82fc2385"` [INFO] [stdout] 8da9db3d16a180940322a02f4014c3ecfe87cb4a20a5e09e1b66be8d82fc2385 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"` [INFO] [stdout] 90370230a35505cdff26f0da02200d64c35d2f4b36142113dc7d711a7160f4e0 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "90370230a35505cdff26f0da02200d64c35d2f4b36142113dc7d711a7160f4e0"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:89:21 [INFO] [stderr] | [INFO] [stderr] 89 | try!(std::fs::File::open(&path.with_extension("json"))), [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:94:9 [INFO] [stderr] | [INFO] [stderr] 94 | try!(std::io::Read::read_to_end(&mut file, &mut contents)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:95:24 [INFO] [stderr] | [INFO] [stderr] 95 | let json_str = try!(std::str::from_utf8(&contents[..])); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:96:20 [INFO] [stderr] | [INFO] [stderr] 96 | let t: T = try!(serde_json::from_str(&json_str)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:108:27 [INFO] [stderr] | [INFO] [stderr] 108 | let json_string = try!(serde_json::to_string(&t)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:109:24 [INFO] [stderr] | [INFO] [stderr] 109 | let mut file = try!(std::fs::File::create(&path.with_extension("json"))); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:110:9 [INFO] [stderr] | [INFO] [stderr] 110 | try!(std::io::Write::write_all(&mut file, json_string.as_bytes())); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/lib.rs:50:39 [INFO] [stderr] | [INFO] [stderr] 50 | Error::IO(ref err) => std::error::Error::description(err), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/lib.rs:51:41 [INFO] [stderr] | [INFO] [stderr] 51 | Error::Utf8(ref err) => std::error::Error::description(err), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/lib.rs:52:41 [INFO] [stderr] | [INFO] [stderr] 52 | Error::Json(ref err) => std::error::Error::description(err), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 10 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:89:21 [INFO] [stderr] | [INFO] [stderr] 89 | try!(std::fs::File::open(&path.with_extension("json"))), [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:94:9 [INFO] [stderr] | [INFO] [stderr] 94 | try!(std::io::Read::read_to_end(&mut file, &mut contents)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:95:24 [INFO] [stderr] | [INFO] [stderr] 95 | let json_str = try!(std::str::from_utf8(&contents[..])); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:96:20 [INFO] [stderr] | [INFO] [stderr] 96 | let t: T = try!(serde_json::from_str(&json_str)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:108:27 [INFO] [stderr] | [INFO] [stderr] 108 | let json_string = try!(serde_json::to_string(&t)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:109:24 [INFO] [stderr] | [INFO] [stderr] 109 | let mut file = try!(std::fs::File::create(&path.with_extension("json"))); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:110:9 [INFO] [stderr] | [INFO] [stderr] 110 | try!(std::io::Write::write_all(&mut file, json_string.as_bytes())); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/lib.rs:50:39 [INFO] [stderr] | [INFO] [stderr] 50 | Error::IO(ref err) => std::error::Error::description(err), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/lib.rs:51:41 [INFO] [stderr] | [INFO] [stderr] 51 | Error::Utf8(ref err) => std::error::Error::description(err), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/lib.rs:52:41 [INFO] [stderr] | [INFO] [stderr] 52 | Error::Json(ref err) => std::error::Error::description(err), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 10 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/json_io-ee2d3307e2ec8f6e [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] [stderr] Doc-tests json_io [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "90370230a35505cdff26f0da02200d64c35d2f4b36142113dc7d711a7160f4e0"` [INFO] running `"docker" "rm" "-f" "90370230a35505cdff26f0da02200d64c35d2f4b36142113dc7d711a7160f4e0"` [INFO] [stdout] 90370230a35505cdff26f0da02200d64c35d2f4b36142113dc7d711a7160f4e0