[INFO] fetching crate cbor-no-std 0.3.0...
[INFO] checking cbor-no-std-0.3.0 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate cbor-no-std 0.3.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate cbor-no-std 0.3.0 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cbor-no-std 0.3.0
[INFO] finished tweaking crates.io crate cbor-no-std 0.3.0
[INFO] tweaked toml for crates.io crate cbor-no-std 0.3.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f817271cad98843c13b79e34d959f31857aed7ae35ed56ccc97ca937444e33ec
[INFO] running `Command { std: "docker" "start" "-a" "f817271cad98843c13b79e34d959f31857aed7ae35ed56ccc97ca937444e33ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f817271cad98843c13b79e34d959f31857aed7ae35ed56ccc97ca937444e33ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f817271cad98843c13b79e34d959f31857aed7ae35ed56ccc97ca937444e33ec", kill_on_drop: false }`
[INFO] [stdout] f817271cad98843c13b79e34d959f31857aed7ae35ed56ccc97ca937444e33ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79b9a5b2b1e49ab2b331b25cfb08b2a7765ddbb5f0711526ce688d92963af51c
[INFO] running `Command { std: "docker" "start" "-a" "79b9a5b2b1e49ab2b331b25cfb08b2a7765ddbb5f0711526ce688d92963af51c", kill_on_drop: false }`
[INFO] [stderr]     Checking cbor-no-std v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `lang_items` is internal to the compiler or standard library
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(lang_items, alloc)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: using it is strongly discouraged
[INFO] [stdout]   = note: `#[warn(internal_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/de.rs:65:28
[INFO] [stdout]    |
[INFO] [stdout] 65 |             value @ 0b00000...0b10111 => value,
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/ser.rs:66:19
[INFO] [stdout]    |
[INFO] [stdout] 66 |             n @ 0 ... 23 => vec![bytes::concat(major_type, n as u8)],
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/ser.rs:67:20
[INFO] [stdout]    |
[INFO] [stdout] 67 |             n @ 24 ... 255 => vec![bytes::concat(major_type, 24), n as u8],
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `alloc` has been stable since 1.36.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(lang_items, alloc)]
[INFO] [stdout]   |                        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `lang_items` is internal to the compiler or standard library
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(lang_items, alloc)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: using it is strongly discouraged
[INFO] [stdout]   = note: `#[warn(internal_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/de.rs:65:28
[INFO] [stdout]    |
[INFO] [stdout] 65 |             value @ 0b00000...0b10111 => value,
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/ser.rs:66:19
[INFO] [stdout]    |
[INFO] [stdout] 66 |             n @ 0 ... 23 => vec![bytes::concat(major_type, n as u8)],
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/ser.rs:67:20
[INFO] [stdout]    |
[INFO] [stdout] 67 |             n @ 24 ... 255 => vec![bytes::concat(major_type, 24), n as u8],
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `alloc` has been stable since 1.36.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(lang_items, alloc)]
[INFO] [stdout]   |                        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Value: From<&str>` is not satisfied
[INFO] [stdout]    --> src/de.rs:126:28
[INFO] [stdout]     |
[INFO] [stdout] 126 |     test_map.insert("key1".into(), Value::String("value1".into()));
[INFO] [stdout]     |                            ^^^^ the trait `From<&str>` is not implemented for `Value`, which is required by `&str: Into<_>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `From<T>`:
[INFO] [stdout]               <Value as From<()>>
[INFO] [stdout]               <Value as From<BTreeMap<Value, Value>>>
[INFO] [stdout]               <Value as From<Vec<u8>>>
[INFO] [stdout]               <Value as From<u32>>
[INFO] [stdout]               <Value as From<u64>>
[INFO] [stdout]     = note: required for `&str` to implement `Into<Value>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Value: From<&str>` is not satisfied
[INFO] [stdout]    --> src/de.rs:127:28
[INFO] [stdout]     |
[INFO] [stdout] 127 |     test_map.insert("key2".into(), Value::String("value2".into()));
[INFO] [stdout]     |                            ^^^^ the trait `From<&str>` is not implemented for `Value`, which is required by `&str: Into<_>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `From<T>`:
[INFO] [stdout]               <Value as From<()>>
[INFO] [stdout]               <Value as From<BTreeMap<Value, Value>>>
[INFO] [stdout]               <Value as From<Vec<u8>>>
[INFO] [stdout]               <Value as From<u32>>
[INFO] [stdout]               <Value as From<u64>>
[INFO] [stdout]     = note: required for `&str` to implement `Into<Value>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Value: From<&str>` is not satisfied
[INFO] [stdout]    --> src/ser.rs:132:28
[INFO] [stdout]     |
[INFO] [stdout] 132 |     test_map.insert("key1".into(), Value::String("value1".into()));
[INFO] [stdout]     |                            ^^^^ the trait `From<&str>` is not implemented for `Value`, which is required by `&str: Into<_>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `From<T>`:
[INFO] [stdout]               <Value as From<()>>
[INFO] [stdout]               <Value as From<BTreeMap<Value, Value>>>
[INFO] [stdout]               <Value as From<Vec<u8>>>
[INFO] [stdout]               <Value as From<u32>>
[INFO] [stdout]               <Value as From<u64>>
[INFO] [stdout]     = note: required for `&str` to implement `Into<Value>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Value: From<&str>` is not satisfied
[INFO] [stdout]    --> src/ser.rs:133:28
[INFO] [stdout]     |
[INFO] [stdout] 133 |     test_map.insert("key2".into(), Value::String("value2".into()));
[INFO] [stdout]     |                            ^^^^ the trait `From<&str>` is not implemented for `Value`, which is required by `&str: Into<_>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `From<T>`:
[INFO] [stdout]               <Value as From<()>>
[INFO] [stdout]               <Value as From<BTreeMap<Value, Value>>>
[INFO] [stdout]               <Value as From<Vec<u8>>>
[INFO] [stdout]               <Value as From<u32>>
[INFO] [stdout]               <Value as From<u64>>
[INFO] [stdout]     = note: required for `&str` to implement `Into<Value>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cbor-no-std` (lib test) due to 5 previous errors; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "79b9a5b2b1e49ab2b331b25cfb08b2a7765ddbb5f0711526ce688d92963af51c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79b9a5b2b1e49ab2b331b25cfb08b2a7765ddbb5f0711526ce688d92963af51c", kill_on_drop: false }`
[INFO] [stdout] 79b9a5b2b1e49ab2b331b25cfb08b2a7765ddbb5f0711526ce688d92963af51c
[INFO] checking cbor-no-std-0.3.0 against try#9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 for pr-124157
[INFO] extracting crate cbor-no-std 0.3.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate cbor-no-std 0.3.0 on toolchain 9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cbor-no-std 0.3.0
[INFO] finished tweaking crates.io crate cbor-no-std 0.3.0
[INFO] tweaked toml for crates.io crate cbor-no-std 0.3.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a5d016960fafbfb22c60c419f1cd0d99a20458223b2cc72e071482500946f12
[INFO] running `Command { std: "docker" "start" "-a" "2a5d016960fafbfb22c60c419f1cd0d99a20458223b2cc72e071482500946f12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a5d016960fafbfb22c60c419f1cd0d99a20458223b2cc72e071482500946f12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a5d016960fafbfb22c60c419f1cd0d99a20458223b2cc72e071482500946f12", kill_on_drop: false }`
[INFO] [stdout] 2a5d016960fafbfb22c60c419f1cd0d99a20458223b2cc72e071482500946f12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6dd95c58ec015f5cb0f996a07410fea13223df5cefdea8f05c9ae0f0a7aa96ce
[INFO] running `Command { std: "docker" "start" "-a" "6dd95c58ec015f5cb0f996a07410fea13223df5cefdea8f05c9ae0f0a7aa96ce", kill_on_drop: false }`
[INFO] [stderr]     Checking cbor-no-std v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `lang_items` is internal to the compiler or standard library
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(lang_items, alloc)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: using it is strongly discouraged
[INFO] [stdout]   = note: `#[warn(internal_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/de.rs:65:28
[INFO] [stdout]    |
[INFO] [stdout] 65 |             value @ 0b00000...0b10111 => value,
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/ser.rs:66:19
[INFO] [stdout]    |
[INFO] [stdout] 66 |             n @ 0 ... 23 => vec![bytes::concat(major_type, n as u8)],
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/ser.rs:67:20
[INFO] [stdout]    |
[INFO] [stdout] 67 |             n @ 24 ... 255 => vec![bytes::concat(major_type, 24), n as u8],
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `alloc` has been stable since 1.36.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(lang_items, alloc)]
[INFO] [stdout]   |                        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `lang_items` is internal to the compiler or standard library
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(lang_items, alloc)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: using it is strongly discouraged
[INFO] [stdout]   = note: `#[warn(internal_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/de.rs:65:28
[INFO] [stdout]    |
[INFO] [stdout] 65 |             value @ 0b00000...0b10111 => value,
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/ser.rs:66:19
[INFO] [stdout]    |
[INFO] [stdout] 66 |             n @ 0 ... 23 => vec![bytes::concat(major_type, n as u8)],
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/ser.rs:67:20
[INFO] [stdout]    |
[INFO] [stdout] 67 |             n @ 24 ... 255 => vec![bytes::concat(major_type, 24), n as u8],
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `alloc` has been stable since 1.36.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(lang_items, alloc)]
[INFO] [stdout]   |                        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Value: From<&str>` is not satisfied
[INFO] [stdout]    --> src/de.rs:126:28
[INFO] [stdout]     |
[INFO] [stdout] 126 |     test_map.insert("key1".into(), Value::String("value1".into()));
[INFO] [stdout]     |                            ^^^^ the trait `From<&str>` is not implemented for `Value`, which is required by `&str: Into<_>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `From<T>`:
[INFO] [stdout]               <Value as From<()>>
[INFO] [stdout]               <Value as From<BTreeMap<Value, Value>>>
[INFO] [stdout]               <Value as From<Vec<u8>>>
[INFO] [stdout]               <Value as From<u32>>
[INFO] [stdout]               <Value as From<u64>>
[INFO] [stdout]     = note: required for `&str` to implement `Into<Value>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Value: From<&str>` is not satisfied
[INFO] [stdout]    --> src/de.rs:127:28
[INFO] [stdout]     |
[INFO] [stdout] 127 |     test_map.insert("key2".into(), Value::String("value2".into()));
[INFO] [stdout]     |                            ^^^^ the trait `From<&str>` is not implemented for `Value`, which is required by `&str: Into<_>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `From<T>`:
[INFO] [stdout]               <Value as From<()>>
[INFO] [stdout]               <Value as From<BTreeMap<Value, Value>>>
[INFO] [stdout]               <Value as From<Vec<u8>>>
[INFO] [stdout]               <Value as From<u32>>
[INFO] [stdout]               <Value as From<u64>>
[INFO] [stdout]     = note: required for `&str` to implement `Into<Value>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Value: From<&str>` is not satisfied
[INFO] [stdout]    --> src/ser.rs:132:28
[INFO] [stdout]     |
[INFO] [stdout] 132 |     test_map.insert("key1".into(), Value::String("value1".into()));
[INFO] [stdout]     |                            ^^^^ the trait `From<&str>` is not implemented for `Value`, which is required by `&str: Into<_>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `From<T>`:
[INFO] [stdout]               <Value as From<()>>
[INFO] [stdout]               <Value as From<BTreeMap<Value, Value>>>
[INFO] [stdout]               <Value as From<Vec<u8>>>
[INFO] [stdout]               <Value as From<u32>>
[INFO] [stdout]               <Value as From<u64>>
[INFO] [stdout]     = note: required for `&str` to implement `Into<Value>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Value: From<&str>` is not satisfied
[INFO] [stdout]    --> src/ser.rs:133:28
[INFO] [stdout]     |
[INFO] [stdout] 133 |     test_map.insert("key2".into(), Value::String("value2".into()));
[INFO] [stdout]     |                            ^^^^ the trait `From<&str>` is not implemented for `Value`, which is required by `&str: Into<_>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `From<T>`:
[INFO] [stdout]               <Value as From<()>>
[INFO] [stdout]               <Value as From<BTreeMap<Value, Value>>>
[INFO] [stdout]               <Value as From<Vec<u8>>>
[INFO] [stdout]               <Value as From<u32>>
[INFO] [stdout]               <Value as From<u64>>
[INFO] [stdout]     = note: required for `&str` to implement `Into<Value>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cbor-no-std` (lib test) due to 5 previous errors; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "6dd95c58ec015f5cb0f996a07410fea13223df5cefdea8f05c9ae0f0a7aa96ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dd95c58ec015f5cb0f996a07410fea13223df5cefdea8f05c9ae0f0a7aa96ce", kill_on_drop: false }`
[INFO] [stdout] 6dd95c58ec015f5cb0f996a07410fea13223df5cefdea8f05c9ae0f0a7aa96ce
