[INFO] fetching crate stringtree 0.2.0... [INFO] testing stringtree-0.2.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] extracting crate stringtree 0.2.0 into /workspace/builds/worker-69/source [INFO] validating manifest of crates.io crate stringtree 0.2.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate stringtree 0.2.0 [INFO] finished tweaking crates.io crate stringtree 0.2.0 [INFO] tweaked toml for crates.io crate stringtree 0.2.0 written to /workspace/builds/worker-69/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 00e0e3b78e046eac96e9e21c3532d25599aa7c85b0872be09434d294043adb5f [INFO] running `Command { std: "docker" "start" "-a" "00e0e3b78e046eac96e9e21c3532d25599aa7c85b0872be09434d294043adb5f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "00e0e3b78e046eac96e9e21c3532d25599aa7c85b0872be09434d294043adb5f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "00e0e3b78e046eac96e9e21c3532d25599aa7c85b0872be09434d294043adb5f", kill_on_drop: false }` [INFO] [stdout] 00e0e3b78e046eac96e9e21c3532d25599aa7c85b0872be09434d294043adb5f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e6dd25e6f923e4727850437f06a0cd3c8c56ebe2613623edac079e98424f545e [INFO] running `Command { std: "docker" "start" "-a" "e6dd25e6f923e4727850437f06a0cd3c8c56ebe2613623edac079e98424f545e", kill_on_drop: false }` [INFO] [stderr] Compiling stringtree v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:13:6 [INFO] [stdout] | [INFO] [stdout] 13 | impl StringTree { [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn StringTree` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:14:22 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn new(s: &[&StringTree]) -> StringTreeBuf { [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn StringTree` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:73:44 [INFO] [stdout] | [INFO] [stdout] 73 | pub type StringTreeOption<'a> = Option<&'a StringTree>; [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn StringTree` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:84:29 [INFO] [stdout] | [INFO] [stdout] 84 | pub type StringTreeFn = Box &'static str>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> &'static str` [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] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.34s [INFO] running `Command { std: "docker" "inspect" "e6dd25e6f923e4727850437f06a0cd3c8c56ebe2613623edac079e98424f545e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e6dd25e6f923e4727850437f06a0cd3c8c56ebe2613623edac079e98424f545e", kill_on_drop: false }` [INFO] [stdout] e6dd25e6f923e4727850437f06a0cd3c8c56ebe2613623edac079e98424f545e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0e334d8a6508d7ca836e96882e5657562d6297f7218beab8afa8b08dcefa1ef1 [INFO] running `Command { std: "docker" "start" "-a" "0e334d8a6508d7ca836e96882e5657562d6297f7218beab8afa8b08dcefa1ef1", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:13:6 [INFO] [stdout] | [INFO] [stdout] 13 | impl StringTree { [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn StringTree` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:14:22 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn new(s: &[&StringTree]) -> StringTreeBuf { [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn StringTree` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:73:44 [INFO] [stdout] | [INFO] [stdout] 73 | pub type StringTreeOption<'a> = Option<&'a StringTree>; [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn StringTree` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:84:29 [INFO] [stdout] | [INFO] [stdout] 84 | pub type StringTreeFn = Box &'static str>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> &'static str` [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] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling stringtree v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:13:6 [INFO] [stdout] | [INFO] [stdout] 13 | impl StringTree { [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn StringTree` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:14:22 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn new(s: &[&StringTree]) -> StringTreeBuf { [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn StringTree` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:73:44 [INFO] [stdout] | [INFO] [stdout] 73 | pub type StringTreeOption<'a> = Option<&'a StringTree>; [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn StringTree` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:84:29 [INFO] [stdout] | [INFO] [stdout] 84 | pub type StringTreeFn = Box &'static str>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> &'static str` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:124:17 [INFO] [stdout] | [INFO] [stdout] 124 | let c: &StringTree = &StringTree::new(&[&"opt"]); [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn StringTree` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:99:18 [INFO] [stdout] | [INFO] [stdout] 99 | let i0 = StringTree::indent(&"x"); [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:112:20 [INFO] [stdout] | [INFO] [stdout] 112 | assert_eq!(StringTree::new(&[]).to_string(), ""); [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:113:20 [INFO] [stdout] | [INFO] [stdout] 113 | assert_eq!(StringTree::new(&[&"foo"]).to_string(), "foo"); [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:114:20 [INFO] [stdout] | [INFO] [stdout] 114 | assert_eq!(StringTree::new(&[&"foo", &"bar"]).to_string(), "foobar"); [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:116:18 [INFO] [stdout] | [INFO] [stdout] 116 | let i2 = StringTree::indent("x").next().next(); [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:117:20 [INFO] [stdout] | [INFO] [stdout] 117 | assert_eq!(StringTree::new(&[&i2, &"bar"]).to_string(), "xxbar"); [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:120:20 [INFO] [stdout] | [INFO] [stdout] 120 | assert_eq!(StringTree::new(&[&f]).to_string(), "foo"); [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:121:20 [INFO] [stdout] | [INFO] [stdout] 121 | assert_eq!(StringTree::new(&[&"bar", &f]).to_string(), "barfoo"); [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:124:31 [INFO] [stdout] | [INFO] [stdout] 124 | let c: &StringTree = &StringTree::new(&[&"opt"]); [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:126:20 [INFO] [stdout] | [INFO] [stdout] 126 | assert_eq!(StringTree::new(&[&none]).to_string(), ""); [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:127:20 [INFO] [stdout] | [INFO] [stdout] 127 | assert_eq!(StringTree::new(&[&some]).to_string(), "opt"); [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:128:20 [INFO] [stdout] | [INFO] [stdout] 128 | assert_eq!(StringTree::new(&[&"foo", &none, &some]).to_string(), "fooopt"); [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `` [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] [INFO] [stdout] [INFO] [stdout] warning: 17 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.95s [INFO] running `Command { std: "docker" "inspect" "0e334d8a6508d7ca836e96882e5657562d6297f7218beab8afa8b08dcefa1ef1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0e334d8a6508d7ca836e96882e5657562d6297f7218beab8afa8b08dcefa1ef1", kill_on_drop: false }` [INFO] [stdout] 0e334d8a6508d7ca836e96882e5657562d6297f7218beab8afa8b08dcefa1ef1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] df71e168d36c77543cd8253850b7a7af27499a0987336a5467a5c7c32f7d43d3 [INFO] running `Command { std: "docker" "start" "-a" "df71e168d36c77543cd8253850b7a7af27499a0987336a5467a5c7c32f7d43d3", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:13:6 [INFO] [stderr] | [INFO] [stderr] 13 | impl StringTree { [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn StringTree` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [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] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:14:22 [INFO] [stderr] | [INFO] [stderr] 14 | pub fn new(s: &[&StringTree]) -> StringTreeBuf { [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn StringTree` [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] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:73:44 [INFO] [stderr] | [INFO] [stderr] 73 | pub type StringTreeOption<'a> = Option<&'a StringTree>; [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn StringTree` [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] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:84:29 [INFO] [stderr] | [INFO] [stderr] 84 | pub type StringTreeFn = Box &'static str>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> &'static str` [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] [INFO] [stderr] warning: `stringtree` (lib) generated 4 warnings [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:124:17 [INFO] [stderr] | [INFO] [stderr] 124 | let c: &StringTree = &StringTree::new(&[&"opt"]); [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn StringTree` [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] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:99:18 [INFO] [stderr] | [INFO] [stderr] 99 | let i0 = StringTree::indent(&"x"); [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `` [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] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:112:20 [INFO] [stderr] | [INFO] [stderr] 112 | assert_eq!(StringTree::new(&[]).to_string(), ""); [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `` [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] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:113:20 [INFO] [stderr] | [INFO] [stderr] 113 | assert_eq!(StringTree::new(&[&"foo"]).to_string(), "foo"); [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `` [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] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:114:20 [INFO] [stderr] | [INFO] [stderr] 114 | assert_eq!(StringTree::new(&[&"foo", &"bar"]).to_string(), "foobar"); [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `` [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] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:116:18 [INFO] [stderr] | [INFO] [stderr] 116 | let i2 = StringTree::indent("x").next().next(); [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `` [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] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:117:20 [INFO] [stderr] | [INFO] [stderr] 117 | assert_eq!(StringTree::new(&[&i2, &"bar"]).to_string(), "xxbar"); [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `` [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] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:120:20 [INFO] [stderr] | [INFO] [stderr] 120 | assert_eq!(StringTree::new(&[&f]).to_string(), "foo"); [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `` [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] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:121:20 [INFO] [stderr] | [INFO] [stderr] 121 | assert_eq!(StringTree::new(&[&"bar", &f]).to_string(), "barfoo"); [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `` [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] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:124:31 [INFO] [stderr] | [INFO] [stderr] 124 | let c: &StringTree = &StringTree::new(&[&"opt"]); [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `` [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] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:126:20 [INFO] [stderr] | [INFO] [stderr] 126 | assert_eq!(StringTree::new(&[&none]).to_string(), ""); [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `` [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] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:127:20 [INFO] [stderr] | [INFO] [stderr] 127 | assert_eq!(StringTree::new(&[&some]).to_string(), "opt"); [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `` [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] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:128:20 [INFO] [stderr] | [INFO] [stderr] 128 | assert_eq!(StringTree::new(&[&"foo", &none, &some]).to_string(), "fooopt"); [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `` [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] [INFO] [stderr] warning: `stringtree` (lib test) generated 17 warnings (4 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/stringtree-b9e262bd39196ed8) [INFO] [stdout] [INFO] [stderr] Doc-tests stringtree [INFO] [stdout] running 2 tests [INFO] [stdout] test test::test_stringtree_indent ... ok [INFO] [stdout] test test::test_stringtree_new ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [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] running `Command { std: "docker" "inspect" "df71e168d36c77543cd8253850b7a7af27499a0987336a5467a5c7c32f7d43d3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "df71e168d36c77543cd8253850b7a7af27499a0987336a5467a5c7c32f7d43d3", kill_on_drop: false }` [INFO] [stdout] df71e168d36c77543cd8253850b7a7af27499a0987336a5467a5c7c32f7d43d3