[INFO] fetching crate prefixopt 0.4.0... [INFO] testing prefixopt-0.4.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] extracting crate prefixopt 0.4.0 into /workspace/builds/worker-2-tc1/source [INFO] started tweaking crates.io crate prefixopt 0.4.0 [INFO] finished tweaking crates.io crate prefixopt 0.4.0 [INFO] tweaked toml for crates.io crate prefixopt 0.4.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate prefixopt 0.4.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 15 packages to latest compatible versions [INFO] [stderr] Adding clap v2.34.0 (available: v4.5.40) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded scopeguard v0.2.0 [INFO] [stderr] Downloaded map_in_place v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ab516436cb43867c6600bb3885f23fcf84f463da48f57e8feab1ed2b79705a98 [INFO] running `Command { std: "docker" "start" "-a" "ab516436cb43867c6600bb3885f23fcf84f463da48f57e8feab1ed2b79705a98", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ab516436cb43867c6600bb3885f23fcf84f463da48f57e8feab1ed2b79705a98", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ab516436cb43867c6600bb3885f23fcf84f463da48f57e8feab1ed2b79705a98", kill_on_drop: false }` [INFO] [stdout] ab516436cb43867c6600bb3885f23fcf84f463da48f57e8feab1ed2b79705a98 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 1ce114f355a60a67fa003f330c2977b4797a8996e5ebafd9a862c06e58c13d8e [INFO] running `Command { std: "docker" "start" "-a" "1ce114f355a60a67fa003f330c2977b4797a8996e5ebafd9a862c06e58c13d8e", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling libc v0.2.174 [INFO] [stderr] Compiling unicode-width v0.1.14 [INFO] [stderr] Compiling ansi_term v0.12.1 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling scopeguard v0.2.0 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling map_in_place v0.1.0 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling prefixopt v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/core.rs:15:42 [INFO] [stdout] | [INFO] [stdout] 15 | fn concat_prefix(prefix: &ConcatRef<&Display>) -> Self; [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 [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 15 | fn concat_prefix(prefix: &ConcatRef<&dyn Display>) -> Self; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parsable.rs:56:42 [INFO] [stdout] | [INFO] [stdout] 56 | fn concat_prefix(prefix: &ConcatRef<&Display>) -> Self { [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 [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 56 | fn concat_prefix(prefix: &ConcatRef<&dyn Display>) -> Self { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parsable.rs:98:42 [INFO] [stdout] | [INFO] [stdout] 98 | fn concat_prefix(prefix: &ConcatRef<&Display>) -> Self { [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 [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 98 | fn concat_prefix(prefix: &ConcatRef<&dyn Display>) -> Self { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/std_impl.rs:13:42 [INFO] [stdout] | [INFO] [stdout] 13 | fn concat_prefix(prefix: &ConcatRef<&Display>) -> Self { [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 [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 13 | fn concat_prefix(prefix: &ConcatRef<&dyn Display>) -> Self { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/std_impl.rs:39:42 [INFO] [stdout] | [INFO] [stdout] 39 | fn concat_prefix(prefix: &ConcatRef<&Display>) -> Self { [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 [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 39 | fn concat_prefix(prefix: &ConcatRef<&dyn Display>) -> Self { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parsable.rs:80:42 [INFO] [stdout] | [INFO] [stdout] 80 | fn concat_prefix(prefix: &ConcatRef<&Display>) -> Self { [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 [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 80 | fn concat_prefix(prefix: &ConcatRef<&dyn Display>) -> Self { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/core.rs:9:69 [INFO] [stdout] | [INFO] [stdout] 9 | Self::Container::concat_prefix(&ConcatRef::from(&prefix as &Display)) [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 [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 9 | Self::Container::concat_prefix(&ConcatRef::from(&prefix as &dyn Display)) [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/parsable.rs:59:21 [INFO] [stdout] | [INFO] [stdout] 59 | fn as_arguments(&self) -> Args { [INFO] [stdout] | ^^^^^ ---- [INFO] [stdout] | | | [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 59 | fn as_arguments(&self) -> Args<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/parsable.rs:83:21 [INFO] [stdout] | [INFO] [stdout] 83 | fn as_arguments(&self) -> Args { [INFO] [stdout] | ^^^^^ ---- [INFO] [stdout] | | | [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 83 | fn as_arguments(&self) -> Args<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/parsable.rs:101:21 [INFO] [stdout] | [INFO] [stdout] 101 | fn as_arguments(&self) -> Args { [INFO] [stdout] | ^^^^^ ---- [INFO] [stdout] | | | [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 101 | fn as_arguments(&self) -> Args<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/core.rs:16:21 [INFO] [stdout] | [INFO] [stdout] 16 | fn as_arguments(&self) -> Args; [INFO] [stdout] | ^^^^^ ---- [INFO] [stdout] | | | [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 16 | fn as_arguments(&self) -> Args<'_>; [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/std_impl.rs:16:21 [INFO] [stdout] | [INFO] [stdout] 16 | fn as_arguments(&self) -> Args { [INFO] [stdout] | ^^^^^ ---- [INFO] [stdout] | | | [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 16 | fn as_arguments(&self) -> Args<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/std_impl.rs:46:21 [INFO] [stdout] | [INFO] [stdout] 46 | fn as_arguments(&self) -> Args { [INFO] [stdout] | ^^^^^ ---- [INFO] [stdout] | | | [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 46 | fn as_arguments(&self) -> Args<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> bin/example_1.rs:53:42 [INFO] [stdout] | [INFO] [stdout] 53 | fn concat_prefix(prefix: &ConcatRef<&Display>) -> Self { [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 [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 53 | fn concat_prefix(prefix: &ConcatRef<&dyn Display>) -> Self { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> bin/example_1.rs:68:42 [INFO] [stdout] | [INFO] [stdout] 68 | fn concat_prefix(prefix: &ConcatRef<&Display>) -> Self { [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 [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 68 | fn concat_prefix(prefix: &ConcatRef<&dyn Display>) -> Self { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> bin/example_1.rs:56:21 [INFO] [stdout] | [INFO] [stdout] 56 | fn as_arguments(&self) -> Args { [INFO] [stdout] | ^^^^^ ---- [INFO] [stdout] | | | [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 56 | fn as_arguments(&self) -> Args<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> bin/example_1.rs:77:21 [INFO] [stdout] | [INFO] [stdout] 77 | fn as_arguments(&self) -> Args { [INFO] [stdout] | ^^^^^ ---- [INFO] [stdout] | | | [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 77 | fn as_arguments(&self) -> Args<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.19s [INFO] running `Command { std: "docker" "inspect" "1ce114f355a60a67fa003f330c2977b4797a8996e5ebafd9a862c06e58c13d8e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1ce114f355a60a67fa003f330c2977b4797a8996e5ebafd9a862c06e58c13d8e", kill_on_drop: false }` [INFO] [stdout] 1ce114f355a60a67fa003f330c2977b4797a8996e5ebafd9a862c06e58c13d8e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 7218adac485e4d4cb42fcb5b4dccbaa9e3d00733e21d130371fdbc18c3cc45cf [INFO] running `Command { std: "docker" "start" "-a" "7218adac485e4d4cb42fcb5b4dccbaa9e3d00733e21d130371fdbc18c3cc45cf", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/core.rs:15:42 [INFO] [stdout] | [INFO] [stdout] 15 | fn concat_prefix(prefix: &ConcatRef<&Display>) -> Self; [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 [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 15 | fn concat_prefix(prefix: &ConcatRef<&dyn Display>) -> Self; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parsable.rs:56:42 [INFO] [stdout] | [INFO] [stdout] 56 | fn concat_prefix(prefix: &ConcatRef<&Display>) -> Self { [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 [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 56 | fn concat_prefix(prefix: &ConcatRef<&dyn Display>) -> Self { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parsable.rs:98:42 [INFO] [stdout] | [INFO] [stdout] 98 | fn concat_prefix(prefix: &ConcatRef<&Display>) -> Self { [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 [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 98 | fn concat_prefix(prefix: &ConcatRef<&dyn Display>) -> Self { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/std_impl.rs:13:42 [INFO] [stdout] | [INFO] [stdout] 13 | fn concat_prefix(prefix: &ConcatRef<&Display>) -> Self { [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 [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 13 | fn concat_prefix(prefix: &ConcatRef<&dyn Display>) -> Self { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/std_impl.rs:39:42 [INFO] [stdout] | [INFO] [stdout] 39 | fn concat_prefix(prefix: &ConcatRef<&Display>) -> Self { [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 [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 39 | fn concat_prefix(prefix: &ConcatRef<&dyn Display>) -> Self { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parsable.rs:80:42 [INFO] [stdout] | [INFO] [stdout] 80 | fn concat_prefix(prefix: &ConcatRef<&Display>) -> Self { [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 [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 80 | fn concat_prefix(prefix: &ConcatRef<&dyn Display>) -> Self { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/core.rs:9:69 [INFO] [stdout] | [INFO] [stdout] 9 | Self::Container::concat_prefix(&ConcatRef::from(&prefix as &Display)) [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 [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 9 | Self::Container::concat_prefix(&ConcatRef::from(&prefix as &dyn Display)) [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/parsable.rs:59:21 [INFO] [stdout] | [INFO] [stdout] 59 | fn as_arguments(&self) -> Args { [INFO] [stdout] | ^^^^^ ---- [INFO] [stdout] | | | [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 59 | fn as_arguments(&self) -> Args<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/parsable.rs:83:21 [INFO] [stdout] | [INFO] [stdout] 83 | fn as_arguments(&self) -> Args { [INFO] [stdout] | ^^^^^ ---- [INFO] [stdout] | | | [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 83 | fn as_arguments(&self) -> Args<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/parsable.rs:101:21 [INFO] [stdout] | [INFO] [stdout] 101 | fn as_arguments(&self) -> Args { [INFO] [stdout] | ^^^^^ ---- [INFO] [stdout] | | | [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 101 | fn as_arguments(&self) -> Args<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/core.rs:16:21 [INFO] [stdout] | [INFO] [stdout] 16 | fn as_arguments(&self) -> Args; [INFO] [stdout] | ^^^^^ ---- [INFO] [stdout] | | | [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 16 | fn as_arguments(&self) -> Args<'_>; [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/std_impl.rs:16:21 [INFO] [stdout] | [INFO] [stdout] 16 | fn as_arguments(&self) -> Args { [INFO] [stdout] | ^^^^^ ---- [INFO] [stdout] | | | [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 16 | fn as_arguments(&self) -> Args<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/std_impl.rs:46:21 [INFO] [stdout] | [INFO] [stdout] 46 | fn as_arguments(&self) -> Args { [INFO] [stdout] | ^^^^^ ---- [INFO] [stdout] | | | [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 46 | fn as_arguments(&self) -> Args<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> bin/example_1.rs:53:42 [INFO] [stdout] | [INFO] [stdout] 53 | fn concat_prefix(prefix: &ConcatRef<&Display>) -> Self { [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 [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 53 | fn concat_prefix(prefix: &ConcatRef<&dyn Display>) -> Self { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> bin/example_1.rs:68:42 [INFO] [stdout] | [INFO] [stdout] 68 | fn concat_prefix(prefix: &ConcatRef<&Display>) -> Self { [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 [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 68 | fn concat_prefix(prefix: &ConcatRef<&dyn Display>) -> Self { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling prefixopt v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> bin/example_1.rs:56:21 [INFO] [stdout] | [INFO] [stdout] 56 | fn as_arguments(&self) -> Args { [INFO] [stdout] | ^^^^^ ---- [INFO] [stdout] | | | [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 56 | fn as_arguments(&self) -> Args<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> bin/example_1.rs:77:21 [INFO] [stdout] | [INFO] [stdout] 77 | fn as_arguments(&self) -> Args { [INFO] [stdout] | ^^^^^ ---- [INFO] [stdout] | | | [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 77 | fn as_arguments(&self) -> Args<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> bin/example_1.rs:53:42 [INFO] [stdout] | [INFO] [stdout] 53 | fn concat_prefix(prefix: &ConcatRef<&Display>) -> Self { [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 [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 53 | fn concat_prefix(prefix: &ConcatRef<&dyn Display>) -> Self { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> bin/example_1.rs:68:42 [INFO] [stdout] | [INFO] [stdout] 68 | fn concat_prefix(prefix: &ConcatRef<&Display>) -> Self { [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 [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 68 | fn concat_prefix(prefix: &ConcatRef<&dyn Display>) -> Self { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/core.rs:15:42 [INFO] [stdout] | [INFO] [stdout] 15 | fn concat_prefix(prefix: &ConcatRef<&Display>) -> Self; [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 [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 15 | fn concat_prefix(prefix: &ConcatRef<&dyn Display>) -> Self; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parsable.rs:56:42 [INFO] [stdout] | [INFO] [stdout] 56 | fn concat_prefix(prefix: &ConcatRef<&Display>) -> Self { [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 [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 56 | fn concat_prefix(prefix: &ConcatRef<&dyn Display>) -> Self { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parsable.rs:98:42 [INFO] [stdout] | [INFO] [stdout] 98 | fn concat_prefix(prefix: &ConcatRef<&Display>) -> Self { [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 [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 98 | fn concat_prefix(prefix: &ConcatRef<&dyn Display>) -> Self { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/std_impl.rs:13:42 [INFO] [stdout] | [INFO] [stdout] 13 | fn concat_prefix(prefix: &ConcatRef<&Display>) -> Self { [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 [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 13 | fn concat_prefix(prefix: &ConcatRef<&dyn Display>) -> Self { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/std_impl.rs:39:42 [INFO] [stdout] | [INFO] [stdout] 39 | fn concat_prefix(prefix: &ConcatRef<&Display>) -> Self { [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 [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 39 | fn concat_prefix(prefix: &ConcatRef<&dyn Display>) -> Self { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parsable.rs:80:42 [INFO] [stdout] | [INFO] [stdout] 80 | fn concat_prefix(prefix: &ConcatRef<&Display>) -> Self { [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 [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 80 | fn concat_prefix(prefix: &ConcatRef<&dyn Display>) -> Self { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> bin/example_1.rs:56:21 [INFO] [stdout] | [INFO] [stdout] 56 | fn as_arguments(&self) -> Args { [INFO] [stdout] | ^^^^^ ---- [INFO] [stdout] | | | [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 56 | fn as_arguments(&self) -> Args<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> bin/example_1.rs:77:21 [INFO] [stdout] | [INFO] [stdout] 77 | fn as_arguments(&self) -> Args { [INFO] [stdout] | ^^^^^ ---- [INFO] [stdout] | | | [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 77 | fn as_arguments(&self) -> Args<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/core.rs:9:69 [INFO] [stdout] | [INFO] [stdout] 9 | Self::Container::concat_prefix(&ConcatRef::from(&prefix as &Display)) [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 [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 9 | Self::Container::concat_prefix(&ConcatRef::from(&prefix as &dyn Display)) [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/parsable.rs:59:21 [INFO] [stdout] | [INFO] [stdout] 59 | fn as_arguments(&self) -> Args { [INFO] [stdout] | ^^^^^ ---- [INFO] [stdout] | | | [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 59 | fn as_arguments(&self) -> Args<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/parsable.rs:83:21 [INFO] [stdout] | [INFO] [stdout] 83 | fn as_arguments(&self) -> Args { [INFO] [stdout] | ^^^^^ ---- [INFO] [stdout] | | | [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 83 | fn as_arguments(&self) -> Args<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/parsable.rs:101:21 [INFO] [stdout] | [INFO] [stdout] 101 | fn as_arguments(&self) -> Args { [INFO] [stdout] | ^^^^^ ---- [INFO] [stdout] | | | [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 101 | fn as_arguments(&self) -> Args<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/core.rs:16:21 [INFO] [stdout] | [INFO] [stdout] 16 | fn as_arguments(&self) -> Args; [INFO] [stdout] | ^^^^^ ---- [INFO] [stdout] | | | [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 16 | fn as_arguments(&self) -> Args<'_>; [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/std_impl.rs:16:21 [INFO] [stdout] | [INFO] [stdout] 16 | fn as_arguments(&self) -> Args { [INFO] [stdout] | ^^^^^ ---- [INFO] [stdout] | | | [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 16 | fn as_arguments(&self) -> Args<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/std_impl.rs:46:21 [INFO] [stdout] | [INFO] [stdout] 46 | fn as_arguments(&self) -> Args { [INFO] [stdout] | ^^^^^ ---- [INFO] [stdout] | | | [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 46 | fn as_arguments(&self) -> Args<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.72s [INFO] running `Command { std: "docker" "inspect" "7218adac485e4d4cb42fcb5b4dccbaa9e3d00733e21d130371fdbc18c3cc45cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7218adac485e4d4cb42fcb5b4dccbaa9e3d00733e21d130371fdbc18c3cc45cf", kill_on_drop: false }` [INFO] [stdout] 7218adac485e4d4cb42fcb5b4dccbaa9e3d00733e21d130371fdbc18c3cc45cf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 9385dbcc5b38df31660427e6ff35fccb36b0c9921c5a9dc116ceffa804740bd7 [INFO] running `Command { std: "docker" "start" "-a" "9385dbcc5b38df31660427e6ff35fccb36b0c9921c5a9dc116ceffa804740bd7", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/core.rs:15:42 [INFO] [stderr] | [INFO] [stderr] 15 | fn concat_prefix(prefix: &ConcatRef<&Display>) -> Self; [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 [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 15 | fn concat_prefix(prefix: &ConcatRef<&dyn Display>) -> Self; [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/parsable.rs:56:42 [INFO] [stderr] | [INFO] [stderr] 56 | fn concat_prefix(prefix: &ConcatRef<&Display>) -> Self { [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 [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 56 | fn concat_prefix(prefix: &ConcatRef<&dyn Display>) -> Self { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/parsable.rs:98:42 [INFO] [stderr] | [INFO] [stderr] 98 | fn concat_prefix(prefix: &ConcatRef<&Display>) -> Self { [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 [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 98 | fn concat_prefix(prefix: &ConcatRef<&dyn Display>) -> Self { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/std_impl.rs:13:42 [INFO] [stderr] | [INFO] [stderr] 13 | fn concat_prefix(prefix: &ConcatRef<&Display>) -> Self { [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 [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 13 | fn concat_prefix(prefix: &ConcatRef<&dyn Display>) -> Self { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/std_impl.rs:39:42 [INFO] [stderr] | [INFO] [stderr] 39 | fn concat_prefix(prefix: &ConcatRef<&Display>) -> Self { [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 [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 39 | fn concat_prefix(prefix: &ConcatRef<&dyn Display>) -> Self { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/parsable.rs:80:42 [INFO] [stderr] | [INFO] [stderr] 80 | fn concat_prefix(prefix: &ConcatRef<&Display>) -> Self { [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 [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 80 | fn concat_prefix(prefix: &ConcatRef<&dyn Display>) -> Self { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/core.rs:9:69 [INFO] [stderr] | [INFO] [stderr] 9 | Self::Container::concat_prefix(&ConcatRef::from(&prefix as &Display)) [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 [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 9 | Self::Container::concat_prefix(&ConcatRef::from(&prefix as &dyn Display)) [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> src/parsable.rs:59:21 [INFO] [stderr] | [INFO] [stderr] 59 | fn as_arguments(&self) -> Args { [INFO] [stderr] | ^^^^^ ---- [INFO] [stderr] | | | [INFO] [stderr] | | the lifetimes get resolved as `'_` [INFO] [stderr] | | the lifetimes get resolved as `'_` [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 59 | fn as_arguments(&self) -> Args<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> src/parsable.rs:83:21 [INFO] [stderr] | [INFO] [stderr] 83 | fn as_arguments(&self) -> Args { [INFO] [stderr] | ^^^^^ ---- [INFO] [stderr] | | | [INFO] [stderr] | | the lifetimes get resolved as `'_` [INFO] [stderr] | | the lifetimes get resolved as `'_` [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 83 | fn as_arguments(&self) -> Args<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> src/parsable.rs:101:21 [INFO] [stderr] | [INFO] [stderr] 101 | fn as_arguments(&self) -> Args { [INFO] [stderr] | ^^^^^ ---- [INFO] [stderr] | | | [INFO] [stderr] | | the lifetimes get resolved as `'_` [INFO] [stderr] | | the lifetimes get resolved as `'_` [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 101 | fn as_arguments(&self) -> Args<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> src/core.rs:16:21 [INFO] [stderr] | [INFO] [stderr] 16 | fn as_arguments(&self) -> Args; [INFO] [stderr] | ^^^^^ ---- [INFO] [stderr] | | | [INFO] [stderr] | | the lifetimes get resolved as `'_` [INFO] [stderr] | | the lifetimes get resolved as `'_` [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 16 | fn as_arguments(&self) -> Args<'_>; [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> src/std_impl.rs:16:21 [INFO] [stderr] | [INFO] [stderr] 16 | fn as_arguments(&self) -> Args { [INFO] [stderr] | ^^^^^ ---- [INFO] [stderr] | | | [INFO] [stderr] | | the lifetimes get resolved as `'_` [INFO] [stderr] | | the lifetimes get resolved as `'_` [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 16 | fn as_arguments(&self) -> Args<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> src/std_impl.rs:46:21 [INFO] [stderr] | [INFO] [stderr] 46 | fn as_arguments(&self) -> Args { [INFO] [stderr] | ^^^^^ ---- [INFO] [stderr] | | | [INFO] [stderr] | | the lifetimes get resolved as `'_` [INFO] [stderr] | | the lifetimes get resolved as `'_` [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 46 | fn as_arguments(&self) -> Args<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `prefixopt` (lib) generated 13 warnings (run `cargo fix --lib -p prefixopt` to apply 13 suggestions) [INFO] [stderr] warning: `prefixopt` (lib test) generated 13 warnings (13 duplicates) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> bin/example_1.rs:53:42 [INFO] [stderr] | [INFO] [stderr] 53 | fn concat_prefix(prefix: &ConcatRef<&Display>) -> Self { [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 [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 53 | fn concat_prefix(prefix: &ConcatRef<&dyn Display>) -> Self { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> bin/example_1.rs:68:42 [INFO] [stderr] | [INFO] [stderr] 68 | fn concat_prefix(prefix: &ConcatRef<&Display>) -> Self { [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 [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 68 | fn concat_prefix(prefix: &ConcatRef<&dyn Display>) -> Self { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> bin/example_1.rs:56:21 [INFO] [stderr] | [INFO] [stderr] 56 | fn as_arguments(&self) -> Args { [INFO] [stderr] | ^^^^^ ---- [INFO] [stderr] | | | [INFO] [stderr] | | the lifetimes get resolved as `'_` [INFO] [stderr] | | the lifetimes get resolved as `'_` [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 56 | fn as_arguments(&self) -> Args<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> bin/example_1.rs:77:21 [INFO] [stderr] | [INFO] [stderr] 77 | fn as_arguments(&self) -> Args { [INFO] [stderr] | ^^^^^ ---- [INFO] [stderr] | | | [INFO] [stderr] | | the lifetimes get resolved as `'_` [INFO] [stderr] | | the lifetimes get resolved as `'_` [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 77 | fn as_arguments(&self) -> Args<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `prefixopt` (bin "example_1" test) generated 4 warnings (run `cargo fix --bin "example_1" --tests` to apply 4 suggestions) [INFO] [stderr] warning: `prefixopt` (bin "example_1") generated 4 warnings (4 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/prefixopt-237218b349bc763a) [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 bin/example_1.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/example_1-d967a05a3fcd54d6) [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 tests/stdlib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/stdlib-4d3ae59f0f946efb) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test test_box_no_opt ... ok [INFO] [stdout] test test_option_none ... ok [INFO] [stdout] test test_option_some ... ok [INFO] [stdout] test test_box ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "9385dbcc5b38df31660427e6ff35fccb36b0c9921c5a9dc116ceffa804740bd7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9385dbcc5b38df31660427e6ff35fccb36b0c9921c5a9dc116ceffa804740bd7", kill_on_drop: false }` [INFO] [stdout] 9385dbcc5b38df31660427e6ff35fccb36b0c9921c5a9dc116ceffa804740bd7