[INFO] fetching crate benchpmc 1.0.0...
[INFO] checking benchpmc-1.0.0 against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] extracting crate benchpmc 1.0.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate benchpmc 1.0.0 on toolchain 80399064afa4a2cd153f30d02c25f7ea0383ed65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate benchpmc 1.0.0
[INFO] finished tweaking crates.io crate benchpmc 1.0.0
[INFO] tweaked toml for crates.io crate benchpmc 1.0.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded shlex v1.3.0
[INFO] [stderr]   Downloaded textwrap v0.9.0
[INFO] [stderr]   Downloaded separator v0.3.1
[INFO] [stderr]   Downloaded strsim v0.7.0
[INFO] [stderr]   Downloaded pmc-rs v0.1.1
[INFO] [stderr]   Downloaded nix v0.10.0
[INFO] [stderr]   Downloaded clap v2.31.2
[INFO] [stderr]   Downloaded bindgen v0.64.0
[INFO] [stderr]   Downloaded pmc-sys v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a23293189f4d1327a63277c314e0dfc853d0aa07f6cdefbdf53f9c7ee70b6ee1
[INFO] running `Command { std: "docker" "start" "-a" "a23293189f4d1327a63277c314e0dfc853d0aa07f6cdefbdf53f9c7ee70b6ee1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a23293189f4d1327a63277c314e0dfc853d0aa07f6cdefbdf53f9c7ee70b6ee1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a23293189f4d1327a63277c314e0dfc853d0aa07f6cdefbdf53f9c7ee70b6ee1", kill_on_drop: false }`
[INFO] [stdout] a23293189f4d1327a63277c314e0dfc853d0aa07f6cdefbdf53f9c7ee70b6ee1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d5c3d4a23053a2a4a4229f138fe4d773a62ac6f2df86458fde4c839d692ba45
[INFO] running `Command { std: "docker" "start" "-a" "4d5c3d4a23053a2a4a4229f138fe4d773a62ac6f2df86458fde4c839d692ba45", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling nix v0.10.0
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking separator v0.3.1
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking clap v2.31.2
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking benchpmc v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self::printers::RelativePrinter`
[INFO] [stdout]   --> src/event/mod.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub use self::printers::RelativePrinter;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::printers::RSDPrinter`
[INFO] [stdout]   --> src/event/mod.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub use self::printers::RSDPrinter;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:146:21
[INFO] [stdout]     |
[INFO] [stdout] 146 | ) -> Result<Vec<Box<DisplayCounter + 'a>>, String> {
[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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 146 | ) -> Result<Vec<Box<dyn DisplayCounter + 'a>>, String> {
[INFO] [stdout]     |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::printers::RelativePrinter`
[INFO] [stdout]   --> src/event/mod.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub use self::printers::RelativePrinter;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::printers::RSDPrinter`
[INFO] [stdout]   --> src/event/mod.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub use self::printers::RSDPrinter;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:146:21
[INFO] [stdout]     |
[INFO] [stdout] 146 | ) -> Result<Vec<Box<DisplayCounter + 'a>>, String> {
[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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 146 | ) -> Result<Vec<Box<dyn DisplayCounter + 'a>>, String> {
[INFO] [stdout]     |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `matchers`
[INFO] [stdout]    --> src/main.rs:145:5
[INFO] [stdout]     |
[INFO] [stdout] 145 |     matchers: &'a clap::ArgMatches<'a>,
[INFO] [stdout]     |     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matchers`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/event/printers/relative.rs:76:9
[INFO] [stdout]    |
[INFO] [stdout] 72 | / impl<T> RelativePrinter<T>
[INFO] [stdout] 73 | | where
[INFO] [stdout] 74 | |     T: Printable + Counter + Display,
[INFO] [stdout]    | |_____________________________________- associated function in this implementation
[INFO] [stdout] 75 |   {
[INFO] [stdout] 76 |       pub fn new(absolute: T, relatives: Vec<Box<T>>) -> Self {
[INFO] [stdout]    |              ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/event/printers/rsd/mod.rs:87:9
[INFO] [stdout]    |
[INFO] [stdout] 83 | / impl<T> RSDPrinter<T>
[INFO] [stdout] 84 | | where
[INFO] [stdout] 85 | |     T: Counter + Printable + Display,
[INFO] [stdout]    | |_____________________________________- associated function in this implementation
[INFO] [stdout] 86 |   {
[INFO] [stdout] 87 |       pub fn new(counter: T) -> Self {
[INFO] [stdout]    |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `matchers`
[INFO] [stdout]    --> src/main.rs:145:5
[INFO] [stdout]     |
[INFO] [stdout] 145 |     matchers: &'a clap::ArgMatches<'a>,
[INFO] [stdout]     |     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matchers`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/event/printers/relative.rs:76:9
[INFO] [stdout]    |
[INFO] [stdout] 72 | / impl<T> RelativePrinter<T>
[INFO] [stdout] 73 | | where
[INFO] [stdout] 74 | |     T: Printable + Counter + Display,
[INFO] [stdout]    | |_____________________________________- associated function in this implementation
[INFO] [stdout] 75 |   {
[INFO] [stdout] 76 |       pub fn new(absolute: T, relatives: Vec<Box<T>>) -> Self {
[INFO] [stdout]    |              ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.71s
[INFO] running `Command { std: "docker" "inspect" "4d5c3d4a23053a2a4a4229f138fe4d773a62ac6f2df86458fde4c839d692ba45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d5c3d4a23053a2a4a4229f138fe4d773a62ac6f2df86458fde4c839d692ba45", kill_on_drop: false }`
[INFO] [stdout] 4d5c3d4a23053a2a4a4229f138fe4d773a62ac6f2df86458fde4c839d692ba45
[INFO] checking benchpmc-1.0.0 against master#09bc67b9158392361780e779d32997f14cc75c39 for opaque-soundness-fix
[INFO] extracting crate benchpmc 1.0.0 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate benchpmc 1.0.0 on toolchain 09bc67b9158392361780e779d32997f14cc75c39
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate benchpmc 1.0.0
[INFO] finished tweaking crates.io crate benchpmc 1.0.0
[INFO] tweaked toml for crates.io crate benchpmc 1.0.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+09bc67b9158392361780e779d32997f14cc75c39" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c133e66c14bcffc0803c29ed894838b721eea14de10581adcf3b9fc78bae4dfb
[INFO] running `Command { std: "docker" "start" "-a" "c133e66c14bcffc0803c29ed894838b721eea14de10581adcf3b9fc78bae4dfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c133e66c14bcffc0803c29ed894838b721eea14de10581adcf3b9fc78bae4dfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c133e66c14bcffc0803c29ed894838b721eea14de10581adcf3b9fc78bae4dfb", kill_on_drop: false }`
[INFO] [stdout] c133e66c14bcffc0803c29ed894838b721eea14de10581adcf3b9fc78bae4dfb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 222b8fbae6eee66f0866fdeaf847cac3e255c95b24bdb9be398b89807d549189
[INFO] running `Command { std: "docker" "start" "-a" "222b8fbae6eee66f0866fdeaf847cac3e255c95b24bdb9be398b89807d549189", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]    Compiling nix v0.10.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking separator v0.3.1
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking clap v2.31.2
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking benchpmc v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self::printers::RelativePrinter`
[INFO] [stdout]   --> src/event/mod.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub use self::printers::RelativePrinter;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::printers::RSDPrinter`
[INFO] [stdout]   --> src/event/mod.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub use self::printers::RSDPrinter;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::printers::RelativePrinter`
[INFO] [stdout]   --> src/event/mod.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub use self::printers::RelativePrinter;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:146:21
[INFO] [stdout]     |
[INFO] [stdout] 146 | ) -> Result<Vec<Box<DisplayCounter + 'a>>, String> {
[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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 146 | ) -> Result<Vec<Box<dyn DisplayCounter + 'a>>, String> {
[INFO] [stdout]     |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::printers::RSDPrinter`
[INFO] [stdout]   --> src/event/mod.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub use self::printers::RSDPrinter;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:146:21
[INFO] [stdout]     |
[INFO] [stdout] 146 | ) -> Result<Vec<Box<DisplayCounter + 'a>>, String> {
[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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 146 | ) -> Result<Vec<Box<dyn DisplayCounter + 'a>>, String> {
[INFO] [stdout]     |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `matchers`
[INFO] [stdout]    --> src/main.rs:145:5
[INFO] [stdout]     |
[INFO] [stdout] 145 |     matchers: &'a clap::ArgMatches<'a>,
[INFO] [stdout]     |     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matchers`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/event/printers/relative.rs:76:9
[INFO] [stdout]    |
[INFO] [stdout] 72 | / impl<T> RelativePrinter<T>
[INFO] [stdout] 73 | | where
[INFO] [stdout] 74 | |     T: Printable + Counter + Display,
[INFO] [stdout]    | |_____________________________________- associated function in this implementation
[INFO] [stdout] 75 |   {
[INFO] [stdout] 76 |       pub fn new(absolute: T, relatives: Vec<Box<T>>) -> Self {
[INFO] [stdout]    |              ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/event/printers/rsd/mod.rs:87:9
[INFO] [stdout]    |
[INFO] [stdout] 83 | / impl<T> RSDPrinter<T>
[INFO] [stdout] 84 | | where
[INFO] [stdout] 85 | |     T: Counter + Printable + Display,
[INFO] [stdout]    | |_____________________________________- associated function in this implementation
[INFO] [stdout] 86 |   {
[INFO] [stdout] 87 |       pub fn new(counter: T) -> Self {
[INFO] [stdout]    |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `matchers`
[INFO] [stdout]    --> src/main.rs:145:5
[INFO] [stdout]     |
[INFO] [stdout] 145 |     matchers: &'a clap::ArgMatches<'a>,
[INFO] [stdout]     |     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matchers`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/event/printers/relative.rs:76:9
[INFO] [stdout]    |
[INFO] [stdout] 72 | / impl<T> RelativePrinter<T>
[INFO] [stdout] 73 | | where
[INFO] [stdout] 74 | |     T: Printable + Counter + Display,
[INFO] [stdout]    | |_____________________________________- associated function in this implementation
[INFO] [stdout] 75 |   {
[INFO] [stdout] 76 |       pub fn new(absolute: T, relatives: Vec<Box<T>>) -> Self {
[INFO] [stdout]    |              ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.70s
[INFO] running `Command { std: "docker" "inspect" "222b8fbae6eee66f0866fdeaf847cac3e255c95b24bdb9be398b89807d549189", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "222b8fbae6eee66f0866fdeaf847cac3e255c95b24bdb9be398b89807d549189", kill_on_drop: false }`
[INFO] [stdout] 222b8fbae6eee66f0866fdeaf847cac3e255c95b24bdb9be398b89807d549189
