[INFO] fetching crate dbus-udisks2 0.2.0...
[INFO] checking dbus-udisks2-0.2.0 against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] extracting crate dbus-udisks2 0.2.0 into /workspace/builds/worker-77/source
[INFO] validating manifest of crates.io crate dbus-udisks2 0.2.0 on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dbus-udisks2 0.2.0
[INFO] finished tweaking crates.io crate dbus-udisks2 0.2.0
[INFO] tweaked toml for crates.io crate dbus-udisks2 0.2.0 written to /workspace/builds/worker-77/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a537e53dda13f2bdbdd871dbbd1054cc5649f054909be4e55c8d61ba830b6965
[INFO] running `Command { std: "docker" "start" "-a" "a537e53dda13f2bdbdd871dbbd1054cc5649f054909be4e55c8d61ba830b6965", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a537e53dda13f2bdbdd871dbbd1054cc5649f054909be4e55c8d61ba830b6965", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a537e53dda13f2bdbdd871dbbd1054cc5649f054909be4e55c8d61ba830b6965", kill_on_drop: false }`
[INFO] [stdout] a537e53dda13f2bdbdd871dbbd1054cc5649f054909be4e55c8d61ba830b6965
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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" "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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c81b409a550974e0b4a5cceaf6437fcb2640da843dcb945ebe13a536c8e450c
[INFO] running `Command { std: "docker" "start" "-a" "3c81b409a550974e0b4a5cceaf6437fcb2640da843dcb945ebe13a536c8e450c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]    Compiling libdbus-sys v0.1.5
[INFO] [stderr]     Checking dbus v0.6.2
[INFO] [stderr]     Checking dbus-udisks2 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/block.rs:59:85
[INFO] [stdout]    |
[INFO] [stdout] 59 |     fn parse_from(path: &str, objects: &HashMap<String, HashMap<String, Variant<Box<RefArg>>>>) -> Option<Block> {
[INFO] [stdout]    |                                                                                     ^^^^^^ help: use `dyn`: `dyn RefArg`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` 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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/drive.rs:39:85
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn parse_from(path: &str, objects: &HashMap<String, HashMap<String, Variant<Box<RefArg>>>>) -> Option<Drive> {
[INFO] [stdout]    |                                                                                     ^^^^^^ help: use `dyn`: `dyn RefArg`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/drive.rs:53:63
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn parse(&mut self, objects: &HashMap<String, Variant<Box<RefArg>>>) {
[INFO] [stdout]    |                                                               ^^^^^^ help: use `dyn`: `dyn RefArg`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/utils.rs:4:37
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn get_string(arg: &Variant<Box<RefArg>>) -> Option<String> {
[INFO] [stdout]   |                                     ^^^^^^ help: use `dyn`: `dyn RefArg`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/utils.rs:10:34
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn get_u64(arg: &Variant<Box<RefArg>>) -> u64 {
[INFO] [stdout]    |                                  ^^^^^^ help: use `dyn`: `dyn RefArg`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/utils.rs:14:35
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn get_bool(arg: &Variant<Box<RefArg>>) -> bool {
[INFO] [stdout]    |                                   ^^^^^^ help: use `dyn`: `dyn RefArg`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/utils.rs:18:43
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn get_string_array(arg: &Variant<Box<RefArg>>) -> Option<Vec<String>> {
[INFO] [stdout]    |                                           ^^^^^^ help: use `dyn`: `dyn RefArg`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/utils.rs:26:41
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn get_byte_array(arg: &Variant<Box<RefArg>>) -> Option<String> {
[INFO] [stdout]    |                                         ^^^^^^ help: use `dyn`: `dyn RefArg`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/utils.rs:30:37
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn atostr<'a>(array: Option<Box<Iterator<Item = &'a RefArg> + 'a>>) -> Option<String> {
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = &'a RefArg> + 'a`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/utils.rs:30:57
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn atostr<'a>(array: Option<Box<Iterator<Item = &'a RefArg> + 'a>>) -> Option<String> {
[INFO] [stdout]    |                                                         ^^^^^^ help: use `dyn`: `dyn RefArg`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/utils.rs:43:20
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub fn vva(value: &RefArg) -> Option<String> {
[INFO] [stdout]    |                    ^^^^^^ help: use `dyn`: `dyn RefArg`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/utils.rs:55:51
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub fn get_array_of_byte_arrays(arg: &Variant<Box<RefArg>>) -> Option<Vec<String>> {
[INFO] [stdout]    |                                                   ^^^^^^ help: use `dyn`: `dyn RefArg`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/utils.rs:63:85
[INFO] [stdout]    |
[INFO] [stdout] 63 |     fn parse_from(path: &str, objects: &HashMap<String, HashMap<String, Variant<Box<RefArg>>>>) -> Option<Self> where Self: Sized;
[INFO] [stdout]    |                                                                                     ^^^^^^ help: use `dyn`: `dyn RefArg`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:26:53
[INFO] [stdout]    |
[INFO] [stdout] 26 |         HashMap<String, HashMap<String, Variant<Box<RefArg>>>>
[INFO] [stdout]    |                                                     ^^^^^^ help: use `dyn`: `dyn RefArg`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/block.rs:59:85
[INFO] [stdout]    |
[INFO] [stdout] 59 |     fn parse_from(path: &str, objects: &HashMap<String, HashMap<String, Variant<Box<RefArg>>>>) -> Option<Block> {
[INFO] [stdout]    |                                                                                     ^^^^^^ help: use `dyn`: `dyn RefArg`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` 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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/drive.rs:39:85
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn parse_from(path: &str, objects: &HashMap<String, HashMap<String, Variant<Box<RefArg>>>>) -> Option<Drive> {
[INFO] [stdout]    |                                                                                     ^^^^^^ help: use `dyn`: `dyn RefArg`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/drive.rs:53:63
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn parse(&mut self, objects: &HashMap<String, Variant<Box<RefArg>>>) {
[INFO] [stdout]    |                                                               ^^^^^^ help: use `dyn`: `dyn RefArg`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/utils.rs:4:37
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn get_string(arg: &Variant<Box<RefArg>>) -> Option<String> {
[INFO] [stdout]   |                                     ^^^^^^ help: use `dyn`: `dyn RefArg`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/utils.rs:10:34
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn get_u64(arg: &Variant<Box<RefArg>>) -> u64 {
[INFO] [stdout]    |                                  ^^^^^^ help: use `dyn`: `dyn RefArg`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/utils.rs:14:35
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn get_bool(arg: &Variant<Box<RefArg>>) -> bool {
[INFO] [stdout]    |                                   ^^^^^^ help: use `dyn`: `dyn RefArg`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/utils.rs:18:43
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn get_string_array(arg: &Variant<Box<RefArg>>) -> Option<Vec<String>> {
[INFO] [stdout]    |                                           ^^^^^^ help: use `dyn`: `dyn RefArg`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/utils.rs:26:41
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn get_byte_array(arg: &Variant<Box<RefArg>>) -> Option<String> {
[INFO] [stdout]    |                                         ^^^^^^ help: use `dyn`: `dyn RefArg`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/utils.rs:30:37
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn atostr<'a>(array: Option<Box<Iterator<Item = &'a RefArg> + 'a>>) -> Option<String> {
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = &'a RefArg> + 'a`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/utils.rs:30:57
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn atostr<'a>(array: Option<Box<Iterator<Item = &'a RefArg> + 'a>>) -> Option<String> {
[INFO] [stdout]    |                                                         ^^^^^^ help: use `dyn`: `dyn RefArg`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/utils.rs:43:20
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub fn vva(value: &RefArg) -> Option<String> {
[INFO] [stdout]    |                    ^^^^^^ help: use `dyn`: `dyn RefArg`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/utils.rs:55:51
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub fn get_array_of_byte_arrays(arg: &Variant<Box<RefArg>>) -> Option<Vec<String>> {
[INFO] [stdout]    |                                                   ^^^^^^ help: use `dyn`: `dyn RefArg`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/utils.rs:63:85
[INFO] [stdout]    |
[INFO] [stdout] 63 |     fn parse_from(path: &str, objects: &HashMap<String, HashMap<String, Variant<Box<RefArg>>>>) -> Option<Self> where Self: Sized;
[INFO] [stdout]    |                                                                                     ^^^^^^ help: use `dyn`: `dyn RefArg`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:26:53
[INFO] [stdout]    |
[INFO] [stdout] 26 |         HashMap<String, HashMap<String, Variant<Box<RefArg>>>>
[INFO] [stdout]    |                                                     ^^^^^^ help: use `dyn`: `dyn RefArg`
[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: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.00s
[INFO] running `Command { std: "docker" "inspect" "3c81b409a550974e0b4a5cceaf6437fcb2640da843dcb945ebe13a536c8e450c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c81b409a550974e0b4a5cceaf6437fcb2640da843dcb945ebe13a536c8e450c", kill_on_drop: false }`
[INFO] [stdout] 3c81b409a550974e0b4a5cceaf6437fcb2640da843dcb945ebe13a536c8e450c