[INFO] updating cached repository https://github.com/Mainzu/mini-interpreter [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3fcb9f8d8f9c5151c53961323155143865d8679d [INFO] checking Mainzu/mini-interpreter/3fcb9f8d8f9c5151c53961323155143865d8679d against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMainzu%2Fmini-interpreter" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Mainzu/mini-interpreter on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Mainzu/mini-interpreter [INFO] finished tweaking git repo https://github.com/Mainzu/mini-interpreter [INFO] tweaked toml for git repo https://github.com/Mainzu/mini-interpreter written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Mainzu/mini-interpreter already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0e9411b2e1fbeaa16f9bd9a38108209b41c02f861da46c2102eaceddd95a127e [INFO] running `Command { std: "docker" "start" "-a" "0e9411b2e1fbeaa16f9bd9a38108209b41c02f861da46c2102eaceddd95a127e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0e9411b2e1fbeaa16f9bd9a38108209b41c02f861da46c2102eaceddd95a127e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0e9411b2e1fbeaa16f9bd9a38108209b41c02f861da46c2102eaceddd95a127e", kill_on_drop: false }` [INFO] [stdout] 0e9411b2e1fbeaa16f9bd9a38108209b41c02f861da46c2102eaceddd95a127e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Dtail_expr_drop_order" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 272ca9c6fca02cbf4004db24a1031b0412fdc187a7f0896811d078b8251b114c [INFO] running `Command { std: "docker" "start" "-a" "272ca9c6fca02cbf4004db24a1031b0412fdc187a7f0896811d078b8251b114c", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling thiserror v1.0.63 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Compiling syn v2.0.72 [INFO] [stderr] Compiling thiserror-impl v1.0.63 [INFO] [stderr] Checking mini-interpreter v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `thiserror::Error` [INFO] [stdout] --> src/source.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use thiserror::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/lib.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `thiserror::Error` [INFO] [stdout] --> src/source.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use thiserror::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/source.rs:40:13 [INFO] [stdout] | [INFO] [stdout] 40 | fn from(value: io::Error) -> Self { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/source.rs:40:13 [INFO] [stdout] | [INFO] [stdout] 40 | fn from(value: io::Error) -> Self { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `err_or_else` is never used [INFO] [stdout] --> src/lex/implementations.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 12 | trait SomeToErr { [INFO] [stdout] | --------- method in this trait [INFO] [stdout] 13 | fn err_or(self, value: T) -> result::Result; [INFO] [stdout] 14 | fn err_or_else(self, f: impl FnOnce() -> T) -> result::Result; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `err_or_else` is never used [INFO] [stdout] --> src/lex/implementations.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 12 | trait SomeToErr { [INFO] [stdout] | --------- method in this trait [INFO] [stdout] 13 | fn err_or(self, value: T) -> result::Result; [INFO] [stdout] 14 | fn err_or_else(self, f: impl FnOnce() -> T) -> result::Result; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.12s [INFO] running `Command { std: "docker" "inspect" "272ca9c6fca02cbf4004db24a1031b0412fdc187a7f0896811d078b8251b114c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "272ca9c6fca02cbf4004db24a1031b0412fdc187a7f0896811d078b8251b114c", kill_on_drop: false }` [INFO] [stdout] 272ca9c6fca02cbf4004db24a1031b0412fdc187a7f0896811d078b8251b114c