[INFO] fetching crate rson_rs 0.2.1...
[INFO] testing rson_rs-0.2.1 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate rson_rs 0.2.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rson_rs 0.2.1 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rson_rs 0.2.1
[INFO] finished tweaking crates.io crate rson_rs 0.2.1
[INFO] tweaked toml for crates.io crate rson_rs 0.2.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", 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] f3c5c13f049b0f677432427d492f5159c12d11bbfe6378458370ee715935753e
[INFO] running `Command { std: "docker" "start" "-a" "f3c5c13f049b0f677432427d492f5159c12d11bbfe6378458370ee715935753e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3c5c13f049b0f677432427d492f5159c12d11bbfe6378458370ee715935753e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3c5c13f049b0f677432427d492f5159c12d11bbfe6378458370ee715935753e", kill_on_drop: false }`
[INFO] [stdout] f3c5c13f049b0f677432427d492f5159c12d11bbfe6378458370ee715935753e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64eb39112e0e54210131353adb68b135a5683f89357ba271561b138d920d0638
[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" "64eb39112e0e54210131353adb68b135a5683f89357ba271561b138d920d0638", kill_on_drop: false }`
[INFO] [stderr]    Compiling rson_rs v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/de/mod.rs:123:18
[INFO] [stdout]     |
[INFO] [stdout] 123 |             b'0' ... b'9' | b'+' | b'-' | b'.' => self.deserialize_f64(visitor),
[INFO] [stdout]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/parse.rs:326:26
[INFO] [stdout]     |
[INFO] [stdout] 326 |                 c @ b'0' ... b'9' => n * 16_u16 + ((c as u16) - (b'0' as u16)),
[INFO] [stdout]     |                          ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/parse.rs:356:28
[INFO] [stdout]     |
[INFO] [stdout] 356 |                     0xDC00 ... 0xDFFF => {
[INFO] [stdout]     |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/parse.rs:360:33
[INFO] [stdout]     |
[INFO] [stdout] 360 |                     n1 @ 0xD800 ... 0xDBFF => {
[INFO] [stdout]     |                                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/de/error.rs:64:68
[INFO] [stdout]    |
[INFO] [stdout] 64 |             Error::Parser(_, pos) => write!(f, "{}: {}", pos, self.description()),
[INFO] [stdout]    |                                                                    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/de/error.rs:108:51
[INFO] [stdout]     |
[INFO] [stdout] 108 |                 ParseError::Utf8Error(ref e) => e.description(),
[INFO] [stdout]     |                                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/de/error.rs:145:26
[INFO] [stdout]     |
[INFO] [stdout] 145 |         Error::IoError(e.description().to_string())
[INFO] [stdout]     |                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `Command { std: "docker" "inspect" "64eb39112e0e54210131353adb68b135a5683f89357ba271561b138d920d0638", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64eb39112e0e54210131353adb68b135a5683f89357ba271561b138d920d0638", kill_on_drop: false }`
[INFO] [stdout] 64eb39112e0e54210131353adb68b135a5683f89357ba271561b138d920d0638
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 526e6c281deed3e24e81f24d584e98e60379ad291f4203fcada8eef4cb5698d1
[INFO] running `Command { std: "docker" "start" "-a" "526e6c281deed3e24e81f24d584e98e60379ad291f4203fcada8eef4cb5698d1", kill_on_drop: false }`
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/de/mod.rs:123:18
[INFO] [stdout]     |
[INFO] [stdout] 123 |             b'0' ... b'9' | b'+' | b'-' | b'.' => self.deserialize_f64(visitor),
[INFO] [stdout]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/parse.rs:326:26
[INFO] [stdout]     |
[INFO] [stdout] 326 |                 c @ b'0' ... b'9' => n * 16_u16 + ((c as u16) - (b'0' as u16)),
[INFO] [stdout]     |                          ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/parse.rs:356:28
[INFO] [stdout]     |
[INFO] [stdout] 356 |                     0xDC00 ... 0xDFFF => {
[INFO] [stdout]     |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/parse.rs:360:33
[INFO] [stdout]     |
[INFO] [stdout] 360 |                     n1 @ 0xD800 ... 0xDBFF => {
[INFO] [stdout]     |                                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/de/error.rs:64:68
[INFO] [stdout]    |
[INFO] [stdout] 64 |             Error::Parser(_, pos) => write!(f, "{}: {}", pos, self.description()),
[INFO] [stdout]    |                                                                    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/de/error.rs:108:51
[INFO] [stdout]     |
[INFO] [stdout] 108 |                 ParseError::Utf8Error(ref e) => e.description(),
[INFO] [stdout]     |                                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/de/error.rs:145:26
[INFO] [stdout]     |
[INFO] [stdout] 145 |         Error::IoError(e.description().to_string())
[INFO] [stdout]     |                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rson_rs v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/de/tests.rs:76:19
[INFO] [stdout]    |
[INFO] [stdout] 76 |     assert_eq!(Ok(([2, 3, 4i32].to_vec())), from_str("[2,3,4,]"));
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/de/mod.rs:123:18
[INFO] [stdout]     |
[INFO] [stdout] 123 |             b'0' ... b'9' | b'+' | b'-' | b'.' => self.deserialize_f64(visitor),
[INFO] [stdout]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/parse.rs:326:26
[INFO] [stdout]     |
[INFO] [stdout] 326 |                 c @ b'0' ... b'9' => n * 16_u16 + ((c as u16) - (b'0' as u16)),
[INFO] [stdout]     |                          ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/parse.rs:356:28
[INFO] [stdout]     |
[INFO] [stdout] 356 |                     0xDC00 ... 0xDFFF => {
[INFO] [stdout]     |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/parse.rs:360:33
[INFO] [stdout]     |
[INFO] [stdout] 360 |                     n1 @ 0xD800 ... 0xDBFF => {
[INFO] [stdout]     |                                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/de/error.rs:64:68
[INFO] [stdout]    |
[INFO] [stdout] 64 |             Error::Parser(_, pos) => write!(f, "{}: {}", pos, self.description()),
[INFO] [stdout]    |                                                                    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/de/error.rs:108:51
[INFO] [stdout]     |
[INFO] [stdout] 108 |                 ParseError::Utf8Error(ref e) => e.description(),
[INFO] [stdout]     |                                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/de/error.rs:145:26
[INFO] [stdout]     |
[INFO] [stdout] 145 |         Error::IoError(e.description().to_string())
[INFO] [stdout]     |                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.97s
[INFO] running `Command { std: "docker" "inspect" "526e6c281deed3e24e81f24d584e98e60379ad291f4203fcada8eef4cb5698d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "526e6c281deed3e24e81f24d584e98e60379ad291f4203fcada8eef4cb5698d1", kill_on_drop: false }`
[INFO] [stdout] 526e6c281deed3e24e81f24d584e98e60379ad291f4203fcada8eef4cb5698d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "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] 396d40ad0182c9ea1a9f89adb5ae2372d3442df6387e1f297d275135023f7c8f
[INFO] running `Command { std: "docker" "start" "-a" "396d40ad0182c9ea1a9f89adb5ae2372d3442df6387e1f297d275135023f7c8f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/de/mod.rs:123:18
[INFO] [stderr]     |
[INFO] [stderr] 123 |             b'0' ... b'9' | b'+' | b'-' | b'.' => self.deserialize_f64(visitor),
[INFO] [stderr]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parse.rs:326:26
[INFO] [stderr]     |
[INFO] [stderr] 326 |                 c @ b'0' ... b'9' => n * 16_u16 + ((c as u16) - (b'0' as u16)),
[INFO] [stderr]     |                          ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parse.rs:356:28
[INFO] [stderr]     |
[INFO] [stderr] 356 |                     0xDC00 ... 0xDFFF => {
[INFO] [stderr]     |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parse.rs:360:33
[INFO] [stderr]     |
[INFO] [stderr] 360 |                     n1 @ 0xD800 ... 0xDBFF => {
[INFO] [stderr]     |                                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/de/error.rs:64:68
[INFO] [stderr]    |
[INFO] [stderr] 64 |             Error::Parser(_, pos) => write!(f, "{}: {}", pos, self.description()),
[INFO] [stderr]    |                                                                    ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/de/error.rs:108:51
[INFO] [stderr]     |
[INFO] [stderr] 108 |                 ParseError::Utf8Error(ref e) => e.description(),
[INFO] [stderr]     |                                                   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/de/error.rs:145:26
[INFO] [stderr]     |
[INFO] [stderr] 145 |         Error::IoError(e.description().to_string())
[INFO] [stderr]     |                          ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rson_rs` (lib) generated 7 warnings
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/de/tests.rs:76:19
[INFO] [stderr]    |
[INFO] [stderr] 76 |     assert_eq!(Ok(([2, 3, 4i32].to_vec())), from_str("[2,3,4,]"));
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rson_rs` (lib test) generated 8 warnings (7 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rson_rs-38ab384cf763d972)
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test de::tests::test_char ... ok
[INFO] [stdout] test de::tests::test_array ... ok
[INFO] [stdout] test de::tests::test_empty_struct ... ok
[INFO] [stdout] test de::tests::test_enum ... ok
[INFO] [stdout] test de::tests::test_escape ... ok
[INFO] [stdout] test de::tests::test_escape_char ... ok
[INFO] [stdout] test de::tests::test_map ... ok
[INFO] [stdout] test de::tests::test_perm_ws ... ok
[INFO] [stdout] test de::tests::test_option ... ok
[INFO] [stdout] test de::tests::test_string ... ok
[INFO] [stdout] test de::tests::test_struct ... ok
[INFO] [stdout] test de::tests::untagged ... ok
[INFO] [stdout] test de::value::tests::test_none ... ok
[INFO] [stdout] test ser::tests::test_char ... ok
[INFO] [stdout] test de::tests::test_comment ... ok
[INFO] [stdout] test ser::tests::test_empty_struct ... ok
[INFO] [stdout] test ser::tests::test_array ... ok
[INFO] [stdout] test ser::tests::test_map ... ok
[INFO] [stdout] test ser::tests::test_enum ... ok
[INFO] [stdout] test ser::tests::test_option ... ok
[INFO] [stdout] test de::value::tests::test_some ... ok
[INFO] [stdout] test de::value::tests::test_complex ... ok
[INFO] [stdout] test de::tests::test_err_wrong_value ... ok
[INFO] [stdout] test ser::tests::test_string ... ok
[INFO] [stdout] test ser::tests::test_struct ... ok
[INFO] [stdout] test ser::tests::test_escape ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/roundtrip.rs (/opt/rustwide/target/debug/deps/roundtrip-4073dbf33443aa34)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test roundtrip ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rson_rs
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> /opt/rustwide/workdir/src/de/mod.rs:123:18
[INFO] [stderr]     |
[INFO] [stderr] 123 |             b'0' ... b'9' | b'+' | b'-' | b'.' => self.deserialize_f64(visitor),
[INFO] [stderr]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> /opt/rustwide/workdir/src/parse.rs:326:26
[INFO] [stderr]     |
[INFO] [stderr] 326 |                 c @ b'0' ... b'9' => n * 16_u16 + ((c as u16) - (b'0' as u16)),
[INFO] [stderr]     |                          ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> /opt/rustwide/workdir/src/parse.rs:356:28
[INFO] [stderr]     |
[INFO] [stderr] 356 |                     0xDC00 ... 0xDFFF => {
[INFO] [stderr]     |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> /opt/rustwide/workdir/src/parse.rs:360:33
[INFO] [stderr]     |
[INFO] [stderr] 360 |                     n1 @ 0xD800 ... 0xDBFF => {
[INFO] [stderr]     |                                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stdout] running 1 test
[INFO] [stderr] 
[INFO] [stdout] test src/lib.rs - (line 21) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "396d40ad0182c9ea1a9f89adb5ae2372d3442df6387e1f297d275135023f7c8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "396d40ad0182c9ea1a9f89adb5ae2372d3442df6387e1f297d275135023f7c8f", kill_on_drop: false }`
[INFO] [stdout] 396d40ad0182c9ea1a9f89adb5ae2372d3442df6387e1f297d275135023f7c8f
