[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 master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FElliotLockerman%2Frust_args" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ElliotLockerman/rust_args on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "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-8/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" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7106a4dd31d8db62e171874884a7f6b5c2ca77e5a3ab0f2df970137cabafd8c4 [INFO] running `Command { std: "docker" "start" "-a" "7106a4dd31d8db62e171874884a7f6b5c2ca77e5a3ab0f2df970137cabafd8c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7106a4dd31d8db62e171874884a7f6b5c2ca77e5a3ab0f2df970137cabafd8c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7106a4dd31d8db62e171874884a7f6b5c2ca77e5a3ab0f2df970137cabafd8c4", kill_on_drop: false }` [INFO] [stdout] 7106a4dd31d8db62e171874884a7f6b5c2ca77e5a3ab0f2df970137cabafd8c4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 85d62bb438c777c8d0372cd092363748294b60c906b9dfed8f7a64dba39bdc03 [INFO] running `Command { std: "docker" "start" "-a" "85d62bb438c777c8d0372cd092363748294b60c906b9dfed8f7a64dba39bdc03", 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 [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 [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 [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 [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 [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 [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 [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 [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 [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 [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 [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 [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 0.38s [INFO] running `Command { std: "docker" "inspect" "85d62bb438c777c8d0372cd092363748294b60c906b9dfed8f7a64dba39bdc03", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "85d62bb438c777c8d0372cd092363748294b60c906b9dfed8f7a64dba39bdc03", kill_on_drop: false }` [INFO] [stdout] 85d62bb438c777c8d0372cd092363748294b60c906b9dfed8f7a64dba39bdc03