[INFO] cloning repository https://github.com/jmikkola/mini_interpreter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jmikkola/mini_interpreter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjmikkola%2Fmini_interpreter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjmikkola%2Fmini_interpreter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5f645c1b212403b541970d40ea12878e63b8b5b5
[INFO] checking jmikkola/mini_interpreter/5f645c1b212403b541970d40ea12878e63b8b5b5 against master#cf79d034aa3d8f396d407aafce6f1ccd818e710e for pr-155657
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjmikkola%2Fmini_interpreter" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jmikkola/mini_interpreter
[INFO] finished tweaking git repo https://github.com/jmikkola/mini_interpreter
[INFO] tweaked toml for git repo https://github.com/jmikkola/mini_interpreter written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jmikkola/mini_interpreter on toolchain cf79d034aa3d8f396d407aafce6f1ccd818e710e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf79d034aa3d8f396d407aafce6f1ccd818e710e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jmikkola/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" "+cf79d034aa3d8f396d407aafce6f1ccd818e710e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+cf79d034aa3d8f396d407aafce6f1ccd818e710e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8d987806678912c63da10c171b84f83176801ce116b6a4db0c0937a0bbca0ad9
[INFO] running `Command { std: "docker" "start" "-a" "8d987806678912c63da10c171b84f83176801ce116b6a4db0c0937a0bbca0ad9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d987806678912c63da10c171b84f83176801ce116b6a4db0c0937a0bbca0ad9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d987806678912c63da10c171b84f83176801ce116b6a4db0c0937a0bbca0ad9", kill_on_drop: false }`
[INFO] [stdout] 8d987806678912c63da10c171b84f83176801ce116b6a4db0c0937a0bbca0ad9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+cf79d034aa3d8f396d407aafce6f1ccd818e710e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14fb8ec9906487c7796d498a7163242362595fe1867ad805d4759776327f2af4
[INFO] running `Command { std: "docker" "start" "-a" "14fb8ec9906487c7796d498a7163242362595fe1867ad805d4759776327f2af4", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]     Checking mini_interpreter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:133:36
[INFO] [stdout]     |
[INFO] [stdout] 133 |         "push" => Ok(Command::Push(try!(parse_value(&parts)))),
[INFO] [stdout]     |                                    ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:136:37
[INFO] [stdout]     |
[INFO] [stdout] 136 |         "dup_n" => Ok(Command::DupN(try!(parse_int(parts[1])) as usize)),
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:174:17
[INFO] [stdout]     |
[INFO] [stdout] 174 |         n_args: try!(parts[2].parse().map_err(|_| "can't parse int")),
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:187:21
[INFO] [stdout]     |
[INFO] [stdout] 187 |             let f = try!(parse_fn(line));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:202:31
[INFO] [stdout]     |
[INFO] [stdout] 202 |                 let command = try!(parse_command(line));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:133:36
[INFO] [stdout]     |
[INFO] [stdout] 133 |         "push" => Ok(Command::Push(try!(parse_value(&parts)))),
[INFO] [stdout]     |                                    ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:136:37
[INFO] [stdout]     |
[INFO] [stdout] 136 |         "dup_n" => Ok(Command::DupN(try!(parse_int(parts[1])) as usize)),
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:174:17
[INFO] [stdout]     |
[INFO] [stdout] 174 |         n_args: try!(parts[2].parse().map_err(|_| "can't parse int")),
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:187:21
[INFO] [stdout]     |
[INFO] [stdout] 187 |             let f = try!(parse_fn(line));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:202:31
[INFO] [stdout]     |
[INFO] [stdout] 202 |                 let command = try!(parse_command(line));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/main.rs:194:33
[INFO] [stdout]     |
[INFO] [stdout] 194 |                 let name = line.trim_left_matches("!").to_owned();
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 194 -                 let name = line.trim_left_matches("!").to_owned();
[INFO] [stdout] 194 +                 let name = line.trim_start_matches("!").to_owned();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/main.rs:194:33
[INFO] [stdout]     |
[INFO] [stdout] 194 |                 let name = line.trim_left_matches("!").to_owned();
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 194 -                 let name = line.trim_left_matches("!").to_owned();
[INFO] [stdout] 194 +                 let name = line.trim_start_matches("!").to_owned();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:193:25
[INFO] [stdout]     |
[INFO] [stdout] 193 |             if let Some(mut f) = functions.last_mut() {
[INFO] [stdout]     |                         ----^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:201:25
[INFO] [stdout]     |
[INFO] [stdout] 201 |             if let Some(mut f) = functions.last_mut() {
[INFO] [stdout]     |                         ----^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `locals` is never read
[INFO] [stdout]    --> src/main.rs:359:5
[INFO] [stdout]     |
[INFO] [stdout] 357 | struct Frame {
[INFO] [stdout]     |        ----- field in this struct
[INFO] [stdout] 358 |     stack: Vec<Value>,
[INFO] [stdout] 359 |     locals: Vec<Value>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Frame` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:193:25
[INFO] [stdout]     |
[INFO] [stdout] 193 |             if let Some(mut f) = functions.last_mut() {
[INFO] [stdout]     |                         ----^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:201:25
[INFO] [stdout]     |
[INFO] [stdout] 201 |             if let Some(mut f) = functions.last_mut() {
[INFO] [stdout]     |                         ----^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `locals` is never read
[INFO] [stdout]    --> src/main.rs:359:5
[INFO] [stdout]     |
[INFO] [stdout] 357 | struct Frame {
[INFO] [stdout]     |        ----- field in this struct
[INFO] [stdout] 358 |     stack: Vec<Value>,
[INFO] [stdout] 359 |     locals: Vec<Value>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Frame` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "14fb8ec9906487c7796d498a7163242362595fe1867ad805d4759776327f2af4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14fb8ec9906487c7796d498a7163242362595fe1867ad805d4759776327f2af4", kill_on_drop: false }`
[INFO] [stdout] 14fb8ec9906487c7796d498a7163242362595fe1867ad805d4759776327f2af4
