[INFO] cloning repository https://github.com/ElliotLockerman/rust_args [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ElliotLockerman/rust_args" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FElliotLockerman%2Frust_args", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FElliotLockerman%2Frust_args'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a4cd46a147620a0db895309b6a7ebfec5c51e5fa [INFO] checking ElliotLockerman/rust_args against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FElliotLockerman%2Frust_args" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ElliotLockerman/rust_args on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ElliotLockerman/rust_args [INFO] finished tweaking git repo https://github.com/ElliotLockerman/rust_args [INFO] tweaked toml for git repo https://github.com/ElliotLockerman/rust_args written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/ElliotLockerman/rust_args already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] aeb35326329795244582b4c96b4d6b3d7f4f2c1785d5c0dee922a612329497b8 [INFO] running `Command { std: "docker" "start" "-a" "aeb35326329795244582b4c96b4d6b3d7f4f2c1785d5c0dee922a612329497b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "aeb35326329795244582b4c96b4d6b3d7f4f2c1785d5c0dee922a612329497b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aeb35326329795244582b4c96b4d6b3d7f4f2c1785d5c0dee922a612329497b8", kill_on_drop: false }` [INFO] [stdout] aeb35326329795244582b4c96b4d6b3d7f4f2c1785d5c0dee922a612329497b8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 925e0823117e883963ff56e67048c5b4ab68317c3f39389aec7525d84cdd3607 [INFO] running `Command { std: "docker" "start" "-a" "925e0823117e883963ff56e67048c5b4ab68317c3f39389aec7525d84cdd3607", kill_on_drop: false }` [INFO] [stderr] Checking args v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:133:27 [INFO] [stdout] | [INFO] [stdout] 133 | pos_args: Vec<&'a mut PosArgBase>, [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn PosArgBase` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:136:43 [INFO] [stdout] | [INFO] [stdout] 136 | kv_keys: BTreeMap>, [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn KVArgBase` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:138:45 [INFO] [stdout] | [INFO] [stdout] 138 | flag_keys: BTreeMap>, [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn FlagArgBase` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:152:52 [INFO] [stdout] | [INFO] [stdout] 152 | pub fn add_pos_arg(&mut self, pos_arg: &'a mut PosArgBase) { [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn PosArgBase` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:158:54 [INFO] [stdout] | [INFO] [stdout] 158 | pub fn add_kv_arg(&mut self, kv_arg: &'a RefCell) { [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn KVArgBase` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:175:58 [INFO] [stdout] | [INFO] [stdout] 175 | pub fn add_flag_arg(&mut self, flag_arg: &'a RefCell) { [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn FlagArgBase` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:133:27 [INFO] [stdout] | [INFO] [stdout] 133 | pos_args: Vec<&'a mut PosArgBase>, [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn PosArgBase` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:136:43 [INFO] [stdout] | [INFO] [stdout] 136 | kv_keys: BTreeMap>, [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn KVArgBase` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:138:45 [INFO] [stdout] | [INFO] [stdout] 138 | flag_keys: BTreeMap>, [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn FlagArgBase` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:152:52 [INFO] [stdout] | [INFO] [stdout] 152 | pub fn add_pos_arg(&mut self, pos_arg: &'a mut PosArgBase) { [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn PosArgBase` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:158:54 [INFO] [stdout] | [INFO] [stdout] 158 | pub fn add_kv_arg(&mut self, kv_arg: &'a RefCell) { [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn KVArgBase` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:175:58 [INFO] [stdout] | [INFO] [stdout] 175 | pub fn add_flag_arg(&mut self, flag_arg: &'a RefCell) { [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn FlagArgBase` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.26s [INFO] running `Command { std: "docker" "inspect" "925e0823117e883963ff56e67048c5b4ab68317c3f39389aec7525d84cdd3607", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "925e0823117e883963ff56e67048c5b4ab68317c3f39389aec7525d84cdd3607", kill_on_drop: false }` [INFO] [stdout] 925e0823117e883963ff56e67048c5b4ab68317c3f39389aec7525d84cdd3607