[INFO] fetching crate json_io 0.3.0... [INFO] testing json_io-0.3.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1 [INFO] extracting crate json_io 0.3.0 into /workspace/builds/worker-2-tc1/source [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-2-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate json_io 0.3.0 on toolchain 562dee4820c458d823175268e41601d4c060588a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 9 packages to latest compatible versions [INFO] [stderr] Adding serde v0.9.15 (available: v1.0.228) [INFO] [stderr] Adding serde_json v0.9.10 (available: v1.0.149) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded itoa v0.3.4 [INFO] [stderr] Downloaded find_folder v0.3.0 [INFO] [stderr] Downloaded serde_json v0.9.10 [INFO] [stderr] Downloaded serde v0.9.15 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dfd9217f887a090a7e1d0b345cb42e5c69d29d9d17b446a8f5c3d4614865cc7b [INFO] running `Command { std: "docker" "start" "-a" "dfd9217f887a090a7e1d0b345cb42e5c69d29d9d17b446a8f5c3d4614865cc7b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dfd9217f887a090a7e1d0b345cb42e5c69d29d9d17b446a8f5c3d4614865cc7b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dfd9217f887a090a7e1d0b345cb42e5c69d29d9d17b446a8f5c3d4614865cc7b", kill_on_drop: false }` [INFO] [stdout] dfd9217f887a090a7e1d0b345cb42e5c69d29d9d17b446a8f5c3d4614865cc7b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a9005bc3666ddb6b817d4ccbc0dd7ba20aded6a8aaad07725209a9df8e93064e [INFO] running `Command { std: "docker" "start" "-a" "a9005bc3666ddb6b817d4ccbc0dd7ba20aded6a8aaad07725209a9df8e93064e", kill_on_drop: false }` [INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024` [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling itoa v0.3.4 [INFO] [stderr] Compiling serde v0.9.15 [INFO] [stderr] Compiling dtoa v0.4.8 [INFO] [stderr] Compiling serde_json v0.9.10 [INFO] [stderr] Compiling json_io v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:94:9 [INFO] [stdout] | [INFO] [stdout] 94 | try!(std::io::Read::read_to_end(&mut file, &mut contents)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:89:21 [INFO] [stdout] | [INFO] [stdout] 89 | try!(std::fs::File::open(&path.with_extension("json"))), [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:95:24 [INFO] [stdout] | [INFO] [stdout] 95 | let json_str = try!(std::str::from_utf8(&contents[..])); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:96:20 [INFO] [stdout] | [INFO] [stdout] 96 | let t: T = try!(serde_json::from_str(&json_str)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:110:9 [INFO] [stdout] | [INFO] [stdout] 110 | try!(std::io::Write::write_all(&mut file, json_string.as_bytes())); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:108:27 [INFO] [stdout] | [INFO] [stdout] 108 | let json_string = try!(serde_json::to_string(&t)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:109:24 [INFO] [stdout] | [INFO] [stdout] 109 | let mut file = try!(std::fs::File::create(&path.with_extension("json"))); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:50:58 [INFO] [stdout] | [INFO] [stdout] 50 | Error::IO(ref err) => std::error::Error::description(err), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:51:60 [INFO] [stdout] | [INFO] [stdout] 51 | Error::Utf8(ref err) => std::error::Error::description(err), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:52:60 [INFO] [stdout] | [INFO] [stdout] 52 | Error::Json(ref err) => std::error::Error::description(err), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.36s [INFO] running `Command { std: "docker" "inspect" "a9005bc3666ddb6b817d4ccbc0dd7ba20aded6a8aaad07725209a9df8e93064e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a9005bc3666ddb6b817d4ccbc0dd7ba20aded6a8aaad07725209a9df8e93064e", kill_on_drop: false }` [INFO] [stdout] a9005bc3666ddb6b817d4ccbc0dd7ba20aded6a8aaad07725209a9df8e93064e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1f36ce61f1c04edb349eea05f668e5d168f6c8f7001532533c1fff07fc99072c [INFO] running `Command { std: "docker" "start" "-a" "1f36ce61f1c04edb349eea05f668e5d168f6c8f7001532533c1fff07fc99072c", kill_on_drop: false }` [INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024` [INFO] [stderr] Compiling find_folder v0.3.0 [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:94:9 [INFO] [stdout] | [INFO] [stdout] 94 | try!(std::io::Read::read_to_end(&mut file, &mut contents)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:89:21 [INFO] [stdout] | [INFO] [stdout] 89 | try!(std::fs::File::open(&path.with_extension("json"))), [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:95:24 [INFO] [stdout] | [INFO] [stdout] 95 | let json_str = try!(std::str::from_utf8(&contents[..])); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:96:20 [INFO] [stdout] | [INFO] [stdout] 96 | let t: T = try!(serde_json::from_str(&json_str)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:110:9 [INFO] [stdout] | [INFO] [stdout] 110 | try!(std::io::Write::write_all(&mut file, json_string.as_bytes())); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:108:27 [INFO] [stdout] | [INFO] [stdout] 108 | let json_string = try!(serde_json::to_string(&t)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:109:24 [INFO] [stdout] | [INFO] [stdout] 109 | let mut file = try!(std::fs::File::create(&path.with_extension("json"))); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:50:58 [INFO] [stdout] | [INFO] [stdout] 50 | Error::IO(ref err) => std::error::Error::description(err), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:51:60 [INFO] [stdout] | [INFO] [stdout] 51 | Error::Utf8(ref err) => std::error::Error::description(err), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:52:60 [INFO] [stdout] | [INFO] [stdout] 52 | Error::Json(ref err) => std::error::Error::description(err), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling json_io v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:94:9 [INFO] [stdout] | [INFO] [stdout] 94 | try!(std::io::Read::read_to_end(&mut file, &mut contents)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:89:21 [INFO] [stdout] | [INFO] [stdout] 89 | try!(std::fs::File::open(&path.with_extension("json"))), [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:95:24 [INFO] [stdout] | [INFO] [stdout] 95 | let json_str = try!(std::str::from_utf8(&contents[..])); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:96:20 [INFO] [stdout] | [INFO] [stdout] 96 | let t: T = try!(serde_json::from_str(&json_str)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:110:9 [INFO] [stdout] | [INFO] [stdout] 110 | try!(std::io::Write::write_all(&mut file, json_string.as_bytes())); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:108:27 [INFO] [stdout] | [INFO] [stdout] 108 | let json_string = try!(serde_json::to_string(&t)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:109:24 [INFO] [stdout] | [INFO] [stdout] 109 | let mut file = try!(std::fs::File::create(&path.with_extension("json"))); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:50:58 [INFO] [stdout] | [INFO] [stdout] 50 | Error::IO(ref err) => std::error::Error::description(err), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:51:60 [INFO] [stdout] | [INFO] [stdout] 51 | Error::Utf8(ref err) => std::error::Error::description(err), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:52:60 [INFO] [stdout] | [INFO] [stdout] 52 | Error::Json(ref err) => std::error::Error::description(err), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.76s [INFO] running `Command { std: "docker" "inspect" "1f36ce61f1c04edb349eea05f668e5d168f6c8f7001532533c1fff07fc99072c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1f36ce61f1c04edb349eea05f668e5d168f6c8f7001532533c1fff07fc99072c", kill_on_drop: false }` [INFO] [stdout] 1f36ce61f1c04edb349eea05f668e5d168f6c8f7001532533c1fff07fc99072c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 0967aaf560cd380933fb9d6618eba1af851aa6df03557c59a9bfa7115f3d3d32 [INFO] running `Command { std: "docker" "start" "-a" "0967aaf560cd380933fb9d6618eba1af851aa6df03557c59a9bfa7115f3d3d32", kill_on_drop: false }` [INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024` [INFO] [stderr] warning: use of deprecated macro `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] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `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] warning: use of deprecated macro `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 macro `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 macro `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 macro `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 macro `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 method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/lib.rs:50:58 [INFO] [stderr] | [INFO] [stderr] 50 | Error::IO(ref err) => std::error::Error::description(err), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/lib.rs:51:60 [INFO] [stderr] | [INFO] [stderr] 51 | Error::Utf8(ref err) => std::error::Error::description(err), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/lib.rs:52:60 [INFO] [stderr] | [INFO] [stderr] 52 | Error::Json(ref err) => std::error::Error::description(err), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `json_io` (lib) generated 10 warnings [INFO] [stderr] warning: `json_io` (lib test) generated 10 warnings (10 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/json_io-4d6191d822ac7142) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests 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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "0967aaf560cd380933fb9d6618eba1af851aa6df03557c59a9bfa7115f3d3d32", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0967aaf560cd380933fb9d6618eba1af851aa6df03557c59a9bfa7115f3d3d32", kill_on_drop: false }` [INFO] [stdout] 0967aaf560cd380933fb9d6618eba1af851aa6df03557c59a9bfa7115f3d3d32