[INFO] fetching crate tomson 0.1.1...
[INFO] testing tomson-0.1.1 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate tomson 0.1.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate tomson 0.1.1
[INFO] finished tweaking crates.io crate tomson 0.1.1
[INFO] tweaked toml for crates.io crate tomson 0.1.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tomson 0.1.1 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "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" "+33835004928d3bf65db4d4712e1330766263b0bd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] [stderr]       Adding toml v0.1.30 (available: v1.1.2+spec-1.1.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9c919fcc2dd97e71dd268bb0157b44b39161b877ad1b27a6dd69568805847a82
[INFO] running `Command { std: "docker" "start" "-a" "9c919fcc2dd97e71dd268bb0157b44b39161b877ad1b27a6dd69568805847a82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c919fcc2dd97e71dd268bb0157b44b39161b877ad1b27a6dd69568805847a82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c919fcc2dd97e71dd268bb0157b44b39161b877ad1b27a6dd69568805847a82", kill_on_drop: false }`
[INFO] [stdout] 9c919fcc2dd97e71dd268bb0157b44b39161b877ad1b27a6dd69568805847a82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 018ad3f56a6e7c1e593108a775b37ff945df027069a33c357b418d46536b70e0
[INFO] running `Command { std: "docker" "start" "-a" "018ad3f56a6e7c1e593108a775b37ff945df027069a33c357b418d46536b70e0", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling rustc-serialize v0.3.25
[INFO] [stderr]    Compiling toml v0.1.30
[INFO] [stderr]    Compiling tomson v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:56:26
[INFO] [stdout]    |
[INFO] [stdout] 56 | to_json_src_impl_read! { Read, Stdin }
[INFO] [stdout]    |                          ^^^^
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 56 | to_json_src_impl_read! { dyn Read, Stdin }
[INFO] [stdout]    |                          +++
[INFO] [stdout] help: alternatively use a blanket implementation to implement `JsonSrc` for all types that also implement `Read`
[INFO] [stdout]    |
[INFO] [stdout] 46 ~     $(impl<T: Read> JsonSrc for $t {
[INFO] [stdout] 47 |       fn parse(&mut self) ->  Result<json::Json, json::ParserError> { 
[INFO] [stdout] ...
[INFO] [stdout] 55 |
[INFO] [stdout] 56 ~ to_json_src_impl_read! { T, Stdin }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:68:26
[INFO] [stdout]    |
[INFO] [stdout] 68 | to_json_src_impl_json! { json::ToJson, json::Json }
[INFO] [stdout]    |                          ^^^^^^^^^^^^
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 68 | to_json_src_impl_json! { dyn json::ToJson, json::Json }
[INFO] [stdout]    |                          +++
[INFO] [stdout] help: alternatively use a blanket implementation to implement `JsonSrc` for all types that also implement `json::ToJson`
[INFO] [stdout]    |
[INFO] [stdout] 60 ~     $(impl<T: json::ToJson> JsonSrc for $t {
[INFO] [stdout] 61 |       fn parse(&mut self) -> Result<json::Json, json::ParserError> {
[INFO] [stdout] ...
[INFO] [stdout] 67 |
[INFO] [stdout] 68 ~ to_json_src_impl_json! { T, json::Json }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:132:26
[INFO] [stdout]     |
[INFO] [stdout] 132 | to_toml_src_impl_read! { Read, Stdin }
[INFO] [stdout]     |                          ^^^^
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 132 | to_toml_src_impl_read! { dyn Read, Stdin }
[INFO] [stdout]     |                          +++
[INFO] [stdout] help: alternatively use a blanket implementation to implement `TomlSrc` for all types that also implement `Read`
[INFO] [stdout]     |
[INFO] [stdout] 118 ~     $(impl<T: Read> TomlSrc for $t {
[INFO] [stdout] 119 |       fn parse(&mut self) -> Result<toml::Value, Vec<toml::ParserError>> {
[INFO] [stdout] ...
[INFO] [stdout] 131 |
[INFO] [stdout] 132 ~ to_toml_src_impl_read! { T, Stdin }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:147:28
[INFO] [stdout]     |
[INFO] [stdout] 147 |   pub fn as_json(src: &mut TomlSrc) -> Result<json::Json, Vec<toml::ParserError>> {
[INFO] [stdout]     |                            ^^^^^^^
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 147 |   pub fn as_json(src: &mut dyn TomlSrc) -> Result<json::Json, Vec<toml::ParserError>> {
[INFO] [stdout]     |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.07s
[INFO] running `Command { std: "docker" "inspect" "018ad3f56a6e7c1e593108a775b37ff945df027069a33c357b418d46536b70e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "018ad3f56a6e7c1e593108a775b37ff945df027069a33c357b418d46536b70e0", kill_on_drop: false }`
[INFO] [stdout] 018ad3f56a6e7c1e593108a775b37ff945df027069a33c357b418d46536b70e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 10bc95c2b1115eb60fd0c72efb93044799815f2bc5d21f9ecdea1670af9eaf33
[INFO] running `Command { std: "docker" "start" "-a" "10bc95c2b1115eb60fd0c72efb93044799815f2bc5d21f9ecdea1670af9eaf33", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:56:26
[INFO] [stdout]    |
[INFO] [stdout] 56 | to_json_src_impl_read! { Read, Stdin }
[INFO] [stdout]    |                          ^^^^
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 56 | to_json_src_impl_read! { dyn Read, Stdin }
[INFO] [stdout]    |                          +++
[INFO] [stdout] help: alternatively use a blanket implementation to implement `JsonSrc` for all types that also implement `Read`
[INFO] [stdout]    |
[INFO] [stdout] 46 ~     $(impl<T: Read> JsonSrc for $t {
[INFO] [stdout] 47 |       fn parse(&mut self) ->  Result<json::Json, json::ParserError> { 
[INFO] [stdout] ...
[INFO] [stdout] 55 |
[INFO] [stdout] 56 ~ to_json_src_impl_read! { T, Stdin }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:68:26
[INFO] [stdout]    |
[INFO] [stdout] 68 | to_json_src_impl_json! { json::ToJson, json::Json }
[INFO] [stdout]    |                          ^^^^^^^^^^^^
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 68 | to_json_src_impl_json! { dyn json::ToJson, json::Json }
[INFO] [stdout]    |                          +++
[INFO] [stdout] help: alternatively use a blanket implementation to implement `JsonSrc` for all types that also implement `json::ToJson`
[INFO] [stdout]    |
[INFO] [stdout] 60 ~     $(impl<T: json::ToJson> JsonSrc for $t {
[INFO] [stdout] 61 |       fn parse(&mut self) -> Result<json::Json, json::ParserError> {
[INFO] [stdout] ...
[INFO] [stdout] 67 |
[INFO] [stdout] 68 ~ to_json_src_impl_json! { T, json::Json }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tomson v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:132:26
[INFO] [stdout]     |
[INFO] [stdout] 132 | to_toml_src_impl_read! { Read, Stdin }
[INFO] [stdout]     |                          ^^^^
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 132 | to_toml_src_impl_read! { dyn Read, Stdin }
[INFO] [stdout]     |                          +++
[INFO] [stdout] help: alternatively use a blanket implementation to implement `TomlSrc` for all types that also implement `Read`
[INFO] [stdout]     |
[INFO] [stdout] 118 ~     $(impl<T: Read> TomlSrc for $t {
[INFO] [stdout] 119 |       fn parse(&mut self) -> Result<toml::Value, Vec<toml::ParserError>> {
[INFO] [stdout] ...
[INFO] [stdout] 131 |
[INFO] [stdout] 132 ~ to_toml_src_impl_read! { T, Stdin }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:147:28
[INFO] [stdout]     |
[INFO] [stdout] 147 |   pub fn as_json(src: &mut TomlSrc) -> Result<json::Json, Vec<toml::ParserError>> {
[INFO] [stdout]     |                            ^^^^^^^
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 147 |   pub fn as_json(src: &mut dyn TomlSrc) -> Result<json::Json, Vec<toml::ParserError>> {
[INFO] [stdout]     |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:56:26
[INFO] [stdout]    |
[INFO] [stdout] 56 | to_json_src_impl_read! { Read, Stdin }
[INFO] [stdout]    |                          ^^^^
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 56 | to_json_src_impl_read! { dyn Read, Stdin }
[INFO] [stdout]    |                          +++
[INFO] [stdout] help: alternatively use a blanket implementation to implement `JsonSrc` for all types that also implement `Read`
[INFO] [stdout]    |
[INFO] [stdout] 46 ~     $(impl<T: Read> JsonSrc for $t {
[INFO] [stdout] 47 |       fn parse(&mut self) ->  Result<json::Json, json::ParserError> { 
[INFO] [stdout] ...
[INFO] [stdout] 55 |
[INFO] [stdout] 56 ~ to_json_src_impl_read! { T, Stdin }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:68:26
[INFO] [stdout]    |
[INFO] [stdout] 68 | to_json_src_impl_json! { json::ToJson, json::Json }
[INFO] [stdout]    |                          ^^^^^^^^^^^^
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 68 | to_json_src_impl_json! { dyn json::ToJson, json::Json }
[INFO] [stdout]    |                          +++
[INFO] [stdout] help: alternatively use a blanket implementation to implement `JsonSrc` for all types that also implement `json::ToJson`
[INFO] [stdout]    |
[INFO] [stdout] 60 ~     $(impl<T: json::ToJson> JsonSrc for $t {
[INFO] [stdout] 61 |       fn parse(&mut self) -> Result<json::Json, json::ParserError> {
[INFO] [stdout] ...
[INFO] [stdout] 67 |
[INFO] [stdout] 68 ~ to_json_src_impl_json! { T, json::Json }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:132:26
[INFO] [stdout]     |
[INFO] [stdout] 132 | to_toml_src_impl_read! { Read, Stdin }
[INFO] [stdout]     |                          ^^^^
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 132 | to_toml_src_impl_read! { dyn Read, Stdin }
[INFO] [stdout]     |                          +++
[INFO] [stdout] help: alternatively use a blanket implementation to implement `TomlSrc` for all types that also implement `Read`
[INFO] [stdout]     |
[INFO] [stdout] 118 ~     $(impl<T: Read> TomlSrc for $t {
[INFO] [stdout] 119 |       fn parse(&mut self) -> Result<toml::Value, Vec<toml::ParserError>> {
[INFO] [stdout] ...
[INFO] [stdout] 131 |
[INFO] [stdout] 132 ~ to_toml_src_impl_read! { T, Stdin }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:147:28
[INFO] [stdout]     |
[INFO] [stdout] 147 |   pub fn as_json(src: &mut TomlSrc) -> Result<json::Json, Vec<toml::ParserError>> {
[INFO] [stdout]     |                            ^^^^^^^
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 147 |   pub fn as_json(src: &mut dyn TomlSrc) -> Result<json::Json, Vec<toml::ParserError>> {
[INFO] [stdout]     |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "10bc95c2b1115eb60fd0c72efb93044799815f2bc5d21f9ecdea1670af9eaf33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10bc95c2b1115eb60fd0c72efb93044799815f2bc5d21f9ecdea1670af9eaf33", kill_on_drop: false }`
[INFO] [stdout] 10bc95c2b1115eb60fd0c72efb93044799815f2bc5d21f9ecdea1670af9eaf33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 934b7d017ba0d9a73bbe9ec8c85f7981b8237a496ba91456d5a91c43e2cbb5b7
[INFO] running `Command { std: "docker" "start" "-a" "934b7d017ba0d9a73bbe9ec8c85f7981b8237a496ba91456d5a91c43e2cbb5b7", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:56:26
[INFO] [stderr]    |
[INFO] [stderr] 56 | to_json_src_impl_read! { Read, Stdin }
[INFO] [stderr]    |                          ^^^^
[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 <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 56 | to_json_src_impl_read! { dyn Read, Stdin }
[INFO] [stderr]    |                          +++
[INFO] [stderr] help: alternatively use a blanket implementation to implement `JsonSrc` for all types that also implement `Read`
[INFO] [stderr]    |
[INFO] [stderr] 46 ~     $(impl<T: Read> JsonSrc for $t {
[INFO] [stderr] 47 |       fn parse(&mut self) ->  Result<json::Json, json::ParserError> { 
[INFO] [stderr] ...
[INFO] [stderr] 55 |
[INFO] [stderr] 56 ~ to_json_src_impl_read! { T, Stdin }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:68:26
[INFO] [stderr]    |
[INFO] [stderr] 68 | to_json_src_impl_json! { json::ToJson, json::Json }
[INFO] [stderr]    |                          ^^^^^^^^^^^^
[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 <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 68 | to_json_src_impl_json! { dyn json::ToJson, json::Json }
[INFO] [stderr]    |                          +++
[INFO] [stderr] help: alternatively use a blanket implementation to implement `JsonSrc` for all types that also implement `json::ToJson`
[INFO] [stderr]    |
[INFO] [stderr] 60 ~     $(impl<T: json::ToJson> JsonSrc for $t {
[INFO] [stderr] 61 |       fn parse(&mut self) -> Result<json::Json, json::ParserError> {
[INFO] [stderr] ...
[INFO] [stderr] 67 |
[INFO] [stderr] 68 ~ to_json_src_impl_json! { T, json::Json }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:132:26
[INFO] [stderr]     |
[INFO] [stderr] 132 | to_toml_src_impl_read! { Read, Stdin }
[INFO] [stderr]     |                          ^^^^
[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 <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 132 | to_toml_src_impl_read! { dyn Read, Stdin }
[INFO] [stderr]     |                          +++
[INFO] [stderr] help: alternatively use a blanket implementation to implement `TomlSrc` for all types that also implement `Read`
[INFO] [stderr]     |
[INFO] [stderr] 118 ~     $(impl<T: Read> TomlSrc for $t {
[INFO] [stderr] 119 |       fn parse(&mut self) -> Result<toml::Value, Vec<toml::ParserError>> {
[INFO] [stderr] ...
[INFO] [stderr] 131 |
[INFO] [stderr] 132 ~ to_toml_src_impl_read! { T, Stdin }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:147:28
[INFO] [stderr]     |
[INFO] [stderr] 147 |   pub fn as_json(src: &mut TomlSrc) -> Result<json::Json, Vec<toml::ParserError>> {
[INFO] [stderr]     |                            ^^^^^^^
[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 <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 147 |   pub fn as_json(src: &mut dyn TomlSrc) -> Result<json::Json, Vec<toml::ParserError>> {
[INFO] [stderr]     |                            +++
[INFO] [stderr] 
[INFO] [stderr] warning: `tomson` (lib) generated 4 warnings (run `cargo fix --lib -p tomson` to apply 4 suggestions)
[INFO] [stderr] warning: `tomson` (lib test) generated 4 warnings (4 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/tomson-62472ac936952b6a)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::test_to_json ... ok
[INFO] [stdout] test tests::test_to_toml ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/jt.rs (/opt/rustwide/target/debug/deps/jt-ed71c3b861dea2b3)
[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]      Running unittests src/bin/tj.rs (/opt/rustwide/target/debug/deps/tj-92f98167998344b7)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests tomson
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.34s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "934b7d017ba0d9a73bbe9ec8c85f7981b8237a496ba91456d5a91c43e2cbb5b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "934b7d017ba0d9a73bbe9ec8c85f7981b8237a496ba91456d5a91c43e2cbb5b7", kill_on_drop: false }`
[INFO] [stdout] 934b7d017ba0d9a73bbe9ec8c85f7981b8237a496ba91456d5a91c43e2cbb5b7
