[INFO] cloning repository https://github.com/EclesioMeloJunior/alang-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/EclesioMeloJunior/alang-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEclesioMeloJunior%2Falang-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEclesioMeloJunior%2Falang-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c2c238d506d61a7c71b5798cecda8f5eb532ec83
[INFO] checking EclesioMeloJunior/alang-rust/c2c238d506d61a7c71b5798cecda8f5eb532ec83 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%2FEclesioMeloJunior%2Falang-rust" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/EclesioMeloJunior/alang-rust 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/EclesioMeloJunior/alang-rust
[INFO] finished tweaking git repo https://github.com/EclesioMeloJunior/alang-rust
[INFO] tweaked toml for git repo https://github.com/EclesioMeloJunior/alang-rust written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/EclesioMeloJunior/alang-rust 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] b6696af1f1b9046ae32d4123e4240c7a35ddb9174330207cc8b0c663a15c65b4
[INFO] running `Command { std: "docker" "start" "-a" "b6696af1f1b9046ae32d4123e4240c7a35ddb9174330207cc8b0c663a15c65b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6696af1f1b9046ae32d4123e4240c7a35ddb9174330207cc8b0c663a15c65b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6696af1f1b9046ae32d4123e4240c7a35ddb9174330207cc8b0c663a15c65b4", kill_on_drop: false }`
[INFO] [stdout] b6696af1f1b9046ae32d4123e4240c7a35ddb9174330207cc8b0c663a15c65b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 882a7decd041a908717373665d2ca82dfff51bd5b5460fdd0d9fc75e6cf25306
[INFO] running `Command { std: "docker" "start" "-a" "882a7decd041a908717373665d2ca82dfff51bd5b5460fdd0d9fc75e6cf25306", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling io-lifetimes v1.0.5
[INFO] [stderr]    Compiling rustix v0.36.8
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking linux-raw-sys v0.1.4
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]     Checking unicode-segmentation v1.10.1
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking nix v0.26.2
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking fd-lock v3.0.10
[INFO] [stderr]     Checking rustyline v11.0.0
[INFO] [stderr]     Checking alang-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `hash_map::Entry`
[INFO] [stdout]  --> src/eval.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{hash_map::Entry, HashMap};
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::num`
[INFO] [stdout]  --> src/lexer/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use core::num;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `hash_map::Entry`
[INFO] [stdout]  --> src/eval.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{hash_map::Entry, HashMap};
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::num`
[INFO] [stdout]  --> src/lexer/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use core::num;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/ast.rs:18:31
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct NotAnOperatorError(Token);
[INFO] [stdout]    |            ------------------ ^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/ast.rs:18:31
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct NotAnOperatorError(Token);
[INFO] [stdout]    |            ------------------ ^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.70s
[INFO] running `Command { std: "docker" "inspect" "882a7decd041a908717373665d2ca82dfff51bd5b5460fdd0d9fc75e6cf25306", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "882a7decd041a908717373665d2ca82dfff51bd5b5460fdd0d9fc75e6cf25306", kill_on_drop: false }`
[INFO] [stdout] 882a7decd041a908717373665d2ca82dfff51bd5b5460fdd0d9fc75e6cf25306