[INFO] fetching crate accord 0.2.2...
[INFO] checking accord-0.2.2 against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393-1
[INFO] extracting crate accord 0.2.2 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate accord 0.2.2 on toolchain 5518eaa946291f00471af8b254b2a1715f234882
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate accord 0.2.2
[INFO] finished tweaking crates.io crate accord 0.2.2
[INFO] tweaked toml for crates.io crate accord 0.2.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde v0.8.23
[INFO] [stderr]   Downloaded num-traits v0.1.43
[INFO] [stderr]   Downloaded bitflags v0.7.0
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[INFO] [stderr]   Downloaded rustc-serialize v0.3.25
[INFO] [stderr]   Downloaded term v0.4.6
[INFO] [stderr]   Downloaded serde_codegen_internals v0.10.0
[INFO] [stderr]   Downloaded itoa v0.1.1
[INFO] [stderr]   Downloaded serde_codegen v0.8.14
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[INFO] [stderr]   Downloaded unicode-xid v0.0.3
[INFO] [stderr]   Downloaded syntex v0.45.1
[INFO] [stderr]   Downloaded syn v0.9.2
[INFO] [stderr]   Downloaded syntex_syntax v0.45.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a956c3ae2dc96a06a6a9fee2a8bd52bcc355aef6696481c6b0fbd5ad91668b50
[INFO] running `Command { std: "docker" "start" "-a" "a956c3ae2dc96a06a6a9fee2a8bd52bcc355aef6696481c6b0fbd5ad91668b50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a956c3ae2dc96a06a6a9fee2a8bd52bcc355aef6696481c6b0fbd5ad91668b50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a956c3ae2dc96a06a6a9fee2a8bd52bcc355aef6696481c6b0fbd5ad91668b50", kill_on_drop: false }`
[INFO] [stdout] a956c3ae2dc96a06a6a9fee2a8bd52bcc355aef6696481c6b0fbd5ad91668b50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4197d5054355016bc7bae963244bb30bb097a944f56458d13d436762ce9f3e5f
[INFO] running `Command { std: "docker" "start" "-a" "4197d5054355016bc7bae963244bb30bb097a944f56458d13d436762ce9f3e5f", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling rustc-serialize v0.3.25
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]     Checking dtoa v0.2.2
[INFO] [stderr]     Checking itoa v0.1.1
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]    Compiling syn v0.9.2
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling serde_codegen_internals v0.10.0
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]    Compiling syntex_pos v0.45.0
[INFO] [stderr]     Checking serde_json v0.8.6
[INFO] [stderr]    Compiling syntex_errors v0.45.0
[INFO] [stderr]    Compiling syntex_syntax v0.45.1
[INFO] [stderr]    Compiling syntex v0.45.1
[INFO] [stderr]    Compiling serde_codegen v0.8.14
[INFO] [stderr]    Compiling accord v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/accord-e86b684dc0a0bed0/out/serde_types.rs:16:17
[INFO] [stdout]    |
[INFO] [stdout] 16 |                 try!(_serializer . serialize_struct_elt (
[INFO] [stdout]    |                 ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/accord-e86b684dc0a0bed0/out/serde_types.rs:18:17
[INFO] [stdout]    |
[INFO] [stdout] 18 |                 try!(_serializer . serialize_struct_elt (
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/accord-e86b684dc0a0bed0/out/serde_types.rs:14:21
[INFO] [stdout]    |
[INFO] [stdout] 14 |                     try!(_serializer . serialize_struct (
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/accord-e86b684dc0a0bed0/out/serde_types.rs:41:17
[INFO] [stdout]    |
[INFO] [stdout] 41 |                 try!(_serializer . serialize_struct_elt (
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/accord-e86b684dc0a0bed0/out/serde_types.rs:43:17
[INFO] [stdout]    |
[INFO] [stdout] 43 |                 try!(_serializer . serialize_struct_elt (
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/accord-e86b684dc0a0bed0/out/serde_types.rs:39:21
[INFO] [stdout]    |
[INFO] [stdout] 39 |                     try!(_serializer . serialize_struct (
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/validators.rs:10:31
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn min(min: usize) -> Box<Fn(&String) -> ::ValidatorResult> {
[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/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn min(min: usize) -> Box<dyn Fn(&String) -> ::ValidatorResult> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/validators.rs:24:31
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn max(max: usize) -> Box<Fn(&String) -> ::ValidatorResult> {
[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/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn max(max: usize) -> Box<dyn Fn(&String) -> ::ValidatorResult> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/validators.rs:39:44
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub fn length(mi: usize, ma: usize) -> Box<Fn(&String) -> ::ValidatorResult> {
[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/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub fn length(mi: usize, ma: usize) -> Box<dyn Fn(&String) -> ::ValidatorResult> {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/validators.rs:82:64
[INFO] [stdout]    |
[INFO] [stdout] 82 | ...                   -> Box<Fn(&T) -> ::ValidatorResult> {
[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/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 82 |                                                         -> Box<dyn Fn(&T) -> ::ValidatorResult> {
[INFO] [stdout]    |                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/validators.rs:116:46
[INFO] [stdout]     |
[INFO] [stdout] 116 | pub fn contains(needle: &'static str) -> Box<Fn(&String) -> ::ValidatorResult> {
[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/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 116 | pub fn contains(needle: &'static str) -> Box<dyn Fn(&String) -> ::ValidatorResult> {
[INFO] [stdout]     |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/validators.rs:130:40
[INFO] [stdout]     |
[INFO] [stdout] 130 | pub fn eq<T: 'static>(value: T) -> Box<Fn(&T) -> ::ValidatorResult>
[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/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 130 | pub fn eq<T: 'static>(value: T) -> Box<dyn Fn(&T) -> ::ValidatorResult>
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/validators.rs:146:50
[INFO] [stdout]     |
[INFO] [stdout] 146 | pub fn either<T: 'static>(values: Vec<T>) -> Box<Fn(&T) -> ::ValidatorResult>
[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/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 146 | pub fn either<T: 'static>(values: Vec<T>) -> Box<dyn Fn(&T) -> ::ValidatorResult>
[INFO] [stdout]     |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/accord-e86b684dc0a0bed0/out/serde_types.rs:16:17
[INFO] [stdout]    |
[INFO] [stdout] 16 |                 try!(_serializer . serialize_struct_elt (
[INFO] [stdout]    |                 ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/accord-e86b684dc0a0bed0/out/serde_types.rs:18:17
[INFO] [stdout]    |
[INFO] [stdout] 18 |                 try!(_serializer . serialize_struct_elt (
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/accord-e86b684dc0a0bed0/out/serde_types.rs:14:21
[INFO] [stdout]    |
[INFO] [stdout] 14 |                     try!(_serializer . serialize_struct (
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/accord-e86b684dc0a0bed0/out/serde_types.rs:41:17
[INFO] [stdout]    |
[INFO] [stdout] 41 |                 try!(_serializer . serialize_struct_elt (
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/accord-e86b684dc0a0bed0/out/serde_types.rs:43:17
[INFO] [stdout]    |
[INFO] [stdout] 43 |                 try!(_serializer . serialize_struct_elt (
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/accord-e86b684dc0a0bed0/out/serde_types.rs:39:21
[INFO] [stdout]    |
[INFO] [stdout] 39 |                     try!(_serializer . serialize_struct (
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/validators.rs:10:31
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn min(min: usize) -> Box<Fn(&String) -> ::ValidatorResult> {
[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/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn min(min: usize) -> Box<dyn Fn(&String) -> ::ValidatorResult> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/validators.rs:24:31
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn max(max: usize) -> Box<Fn(&String) -> ::ValidatorResult> {
[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/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn max(max: usize) -> Box<dyn Fn(&String) -> ::ValidatorResult> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/validators.rs:39:44
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub fn length(mi: usize, ma: usize) -> Box<Fn(&String) -> ::ValidatorResult> {
[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/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub fn length(mi: usize, ma: usize) -> Box<dyn Fn(&String) -> ::ValidatorResult> {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/validators.rs:82:64
[INFO] [stdout]    |
[INFO] [stdout] 82 | ...                   -> Box<Fn(&T) -> ::ValidatorResult> {
[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/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 82 |                                                         -> Box<dyn Fn(&T) -> ::ValidatorResult> {
[INFO] [stdout]    |                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/validators.rs:116:46
[INFO] [stdout]     |
[INFO] [stdout] 116 | pub fn contains(needle: &'static str) -> Box<Fn(&String) -> ::ValidatorResult> {
[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/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 116 | pub fn contains(needle: &'static str) -> Box<dyn Fn(&String) -> ::ValidatorResult> {
[INFO] [stdout]     |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/validators.rs:130:40
[INFO] [stdout]     |
[INFO] [stdout] 130 | pub fn eq<T: 'static>(value: T) -> Box<Fn(&T) -> ::ValidatorResult>
[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/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 130 | pub fn eq<T: 'static>(value: T) -> Box<dyn Fn(&T) -> ::ValidatorResult>
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/validators.rs:146:50
[INFO] [stdout]     |
[INFO] [stdout] 146 | pub fn either<T: 'static>(values: Vec<T>) -> Box<Fn(&T) -> ::ValidatorResult>
[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/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 146 | pub fn either<T: 'static>(values: Vec<T>) -> Box<dyn Fn(&T) -> ::ValidatorResult>
[INFO] [stdout]     |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.92s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.9.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "4197d5054355016bc7bae963244bb30bb097a944f56458d13d436762ce9f3e5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4197d5054355016bc7bae963244bb30bb097a944f56458d13d436762ce9f3e5f", kill_on_drop: false }`
[INFO] [stdout] 4197d5054355016bc7bae963244bb30bb097a944f56458d13d436762ce9f3e5f
