[INFO] fetching crate scdlang 0.2.1...
[INFO] checking scdlang-0.2.1 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate scdlang 0.2.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate scdlang 0.2.1 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate scdlang 0.2.1
[INFO] finished tweaking crates.io crate scdlang 0.2.1
[INFO] tweaked toml for crates.io crate scdlang 0.2.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 26 packages to latest compatible versions
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.1.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 496b36c12893663455e05bdd84b5c6844fb07725ca7e534818f0837f2cc5f586
[INFO] running `Command { std: "docker" "start" "-a" "496b36c12893663455e05bdd84b5c6844fb07725ca7e534818f0837f2cc5f586", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "496b36c12893663455e05bdd84b5c6844fb07725ca7e534818f0837f2cc5f586", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "496b36c12893663455e05bdd84b5c6844fb07725ca7e534818f0837f2cc5f586", kill_on_drop: false }`
[INFO] [stdout] 496b36c12893663455e05bdd84b5c6844fb07725ca7e534818f0837f2cc5f586
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dbbbb4177b80aa4ea896541fc255efc9f1115e04af134bd03cb68f98a3f7a99f
[INFO] running `Command { std: "docker" "start" "-a" "dbbbb4177b80aa4ea896541fc255efc9f1115e04af134bd03cb68f98a3f7a99f", kill_on_drop: false }`
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]    Compiling pest v2.7.11
[INFO] [stderr]    Compiling pest_meta v2.7.11
[INFO] [stderr]    Compiling pest_generator v2.7.11
[INFO] [stderr]    Compiling pest_derive v2.7.11
[INFO] [stderr]     Checking scdlang v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Error as ScdlError` and `PestError`
[INFO] [stdout]  --> src/semantics/transition/helper.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 |         error::{Error as ScdlError, PestError},
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error::ErrorVariant` and `iterators::Pair`
[INFO] [stdout]  --> src/semantics/transition/helper.rs:8:17
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub use pest::{error::ErrorVariant, iterators::Pair, Span};
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::convert::TryInto`
[INFO] [stdout]  --> src/semantics/transition/helper.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub use std::convert::TryInto;
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/semantics/kind.rs:39:30
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn action(&self) -> Option<&Any/*👈TBD*/> {
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn action(&self) -> Option<&dyn Any/*👈TBD*/> {
[INFO] [stdout]    |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/semantics/kind.rs:70:30
[INFO] [stdout]    |
[INFO] [stdout] 70 |     fn action(&self) -> Option<&Any /*👈TBD*/>;
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 70 |     fn action(&self) -> Option<&dyn Any /*👈TBD*/>;
[INFO] [stdout]    |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Error as ScdlError` and `PestError`
[INFO] [stdout]  --> src/semantics/transition/helper.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 |         error::{Error as ScdlError, PestError},
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error::ErrorVariant` and `iterators::Pair`
[INFO] [stdout]  --> src/semantics/transition/helper.rs:8:17
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub use pest::{error::ErrorVariant, iterators::Pair, Span};
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::convert::TryInto`
[INFO] [stdout]  --> src/semantics/transition/helper.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub use std::convert::TryInto;
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/semantics/kind.rs:39:30
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn action(&self) -> Option<&Any/*👈TBD*/> {
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn action(&self) -> Option<&dyn Any/*👈TBD*/> {
[INFO] [stdout]    |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/semantics/kind.rs:70:30
[INFO] [stdout]    |
[INFO] [stdout] 70 |     fn action(&self) -> Option<&Any /*👈TBD*/>;
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 70 |     fn action(&self) -> Option<&dyn Any /*👈TBD*/>;
[INFO] [stdout]    |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.56s
[INFO] running `Command { std: "docker" "inspect" "dbbbb4177b80aa4ea896541fc255efc9f1115e04af134bd03cb68f98a3f7a99f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbbbb4177b80aa4ea896541fc255efc9f1115e04af134bd03cb68f98a3f7a99f", kill_on_drop: false }`
[INFO] [stdout] dbbbb4177b80aa4ea896541fc255efc9f1115e04af134bd03cb68f98a3f7a99f