[INFO] fetching crate symbolic_expressions 5.0.3...
[INFO] checking symbolic_expressions-5.0.3 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate symbolic_expressions 5.0.3 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate symbolic_expressions 5.0.3
[INFO] finished tweaking crates.io crate symbolic_expressions 5.0.3
[INFO] tweaked toml for crates.io crate symbolic_expressions 5.0.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate symbolic_expressions 5.0.3 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 96a42edd4ad034de79ba82b474b30f9a77b5c8e7a620f32c95fb7bf18bb49ed2
[INFO] running `Command { std: "docker" "start" "-a" "96a42edd4ad034de79ba82b474b30f9a77b5c8e7a620f32c95fb7bf18bb49ed2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96a42edd4ad034de79ba82b474b30f9a77b5c8e7a620f32c95fb7bf18bb49ed2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96a42edd4ad034de79ba82b474b30f9a77b5c8e7a620f32c95fb7bf18bb49ed2", kill_on_drop: false }`
[INFO] [stdout] 96a42edd4ad034de79ba82b474b30f9a77b5c8e7a620f32c95fb7bf18bb49ed2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 30f4668bd908bb06b6f8d8389223e24cee00a7d65d868a8b355083900015fed3
[INFO] running `Command { std: "docker" "start" "-a" "30f4668bd908bb06b6f8d8389223e24cee00a7d65d868a8b355083900015fed3", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Checking symbolic_expressions v5.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/iteratom.rs:15:18
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn from_sexp(&Sexp) -> Result<Self, SexpError>;
[INFO] [stdout]    |                  ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Sexp`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:46:32
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn cause(&self) -> Option<&error::Error> {
[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 <https://doc.rust-lang.org/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 a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `msg`, `line`, and `col` are never read
[INFO] [stdout]   --> src/error.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub struct ParseError {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 60 |     msg: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 61 |     line: usize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 62 |     col: usize,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/iteratom.rs:15:18
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn from_sexp(&Sexp) -> Result<Self, SexpError>;
[INFO] [stdout]    |                  ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Sexp`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:46:32
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn cause(&self) -> Option<&error::Error> {
[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 <https://doc.rust-lang.org/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 a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `msg`, `line`, and `col` are never read
[INFO] [stdout]   --> src/error.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub struct ParseError {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 60 |     msg: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 61 |     line: usize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 62 |     col: usize,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "30f4668bd908bb06b6f8d8389223e24cee00a7d65d868a8b355083900015fed3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30f4668bd908bb06b6f8d8389223e24cee00a7d65d868a8b355083900015fed3", kill_on_drop: false }`
[INFO] [stdout] 30f4668bd908bb06b6f8d8389223e24cee00a7d65d868a8b355083900015fed3