[INFO] cloning repository https://github.com/tuxxi/Risp [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tuxxi/Risp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftuxxi%2FRisp", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftuxxi%2FRisp'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 150af8f63e3774ba5e459db174093b517184d13b [INFO] checking tuxxi/Risp against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftuxxi%2FRisp" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/tuxxi/Risp [INFO] finished tweaking git repo https://github.com/tuxxi/Risp [INFO] tweaked toml for git repo https://github.com/tuxxi/Risp written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/tuxxi/Risp on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/tuxxi/Risp 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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 60205dac13ea6c0784c0c27a183fb5a74ed7097f10caabd8336af72b5aafc493 [INFO] running `Command { std: "docker" "start" "-a" "60205dac13ea6c0784c0c27a183fb5a74ed7097f10caabd8336af72b5aafc493", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "60205dac13ea6c0784c0c27a183fb5a74ed7097f10caabd8336af72b5aafc493", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "60205dac13ea6c0784c0c27a183fb5a74ed7097f10caabd8336af72b5aafc493", kill_on_drop: false }` [INFO] [stdout] 60205dac13ea6c0784c0c27a183fb5a74ed7097f10caabd8336af72b5aafc493 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 73fe1470e5b72b311161d0dcf10985c573ca4f68a111f1a013509ca30795c0c3 [INFO] running `Command { std: "docker" "start" "-a" "73fe1470e5b72b311161d0dcf10985c573ca4f68a111f1a013509ca30795c0c3", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.67 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking unicode-segmentation v1.6.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking utf8parse v0.1.1 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking log v0.4.8 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking dirs-sys v0.3.4 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking dirs v2.0.2 [INFO] [stderr] Checking rustyline v6.0.0 [INFO] [stderr] Checking risp v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/parse.rs:97:18 [INFO] [stdout] | [INFO] [stdout] 97 | fn get_string(c: char, iter: &mut Peekable) -> Token [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Atom` is never used [INFO] [stdout] --> src/expr.rs:6:10 [INFO] [stdout] | [INFO] [stdout] 6 | pub enum Atom { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `SExpr` is never used [INFO] [stdout] --> src/expr.rs:16:10 [INFO] [stdout] | [INFO] [stdout] 16 | pub enum SExpr { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `List` is never constructed [INFO] [stdout] --> src/list.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct List { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `Link` is never used [INFO] [stdout] --> src/list.rs:13:6 [INFO] [stdout] | [INFO] [stdout] 13 | type Link = Option>>; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Node` is never constructed [INFO] [stdout] --> src/list.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 16 | struct Node { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `cons`, `tail`, `head`, `iter`, and `nil` are never used [INFO] [stdout] --> src/list.rs:22:12 [INFO] [stdout] | [INFO] [stdout] 21 | impl List { [INFO] [stdout] | --------------- associated items in this implementation [INFO] [stdout] 22 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 26 | pub fn cons(&self, elem: T) -> Self { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 33 | pub fn tail(&self) -> Self { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 37 | pub fn head(&self) -> Option<&T> { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 41 | pub fn iter(&self) -> Iter<'_, T> { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 45 | pub fn nil() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Iter` is never constructed [INFO] [stdout] --> src/list.rs:63:12 [INFO] [stdout] | [INFO] [stdout] 63 | pub struct Iter<'a, T> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Token` is never used [INFO] [stdout] --> src/parse.rs:6:6 [INFO] [stdout] | [INFO] [stdout] 6 | enum Token { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `lex` is never used [INFO] [stdout] --> src/parse.rs:14:4 [INFO] [stdout] | [INFO] [stdout] 14 | fn lex(input: &String) -> Result, String> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_paren` is never used [INFO] [stdout] --> src/parse.rs:75:4 [INFO] [stdout] | [INFO] [stdout] 75 | fn is_paren(c: char) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_number` is never used [INFO] [stdout] --> src/parse.rs:82:4 [INFO] [stdout] | [INFO] [stdout] 82 | fn get_number(c: char, iter: &mut Peekable) -> Token [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_string` is never used [INFO] [stdout] --> src/parse.rs:97:4 [INFO] [stdout] | [INFO] [stdout] 97 | fn get_string(c: char, iter: &mut Peekable) -> Token [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_symbol` is never used [INFO] [stdout] --> src/parse.rs:113:4 [INFO] [stdout] | [INFO] [stdout] 113 | fn get_symbol(c: char, iter: &mut Peekable) -> Token [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/parse.rs:97:18 [INFO] [stdout] | [INFO] [stdout] 97 | fn get_string(c: char, iter: &mut Peekable) -> Token [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/expr.rs:7:13 [INFO] [stdout] | [INFO] [stdout] 7 | Builtin(String), [INFO] [stdout] | ------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Atom` 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] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 7 - Builtin(String), [INFO] [stdout] 7 + Builtin(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/expr.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 12 | Symbol(String), [INFO] [stdout] | ------ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Atom` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 12 - Symbol(String), [INFO] [stdout] 12 + Symbol(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Boolean` and `Char` are never constructed [INFO] [stdout] --> src/expr.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 6 | pub enum Atom { [INFO] [stdout] | ---- variants in this enum [INFO] [stdout] 7 | Builtin(String), [INFO] [stdout] 8 | Boolean(bool), [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 9 | Char(u8), [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Atom` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `nil` is never used [INFO] [stdout] --> src/list.rs:45:12 [INFO] [stdout] | [INFO] [stdout] 21 | impl List { [INFO] [stdout] | --------------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 45 | pub fn nil() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/parse.rs:11:10 [INFO] [stdout] | [INFO] [stdout] 11 | Atom(Atom), [INFO] [stdout] | ---- ^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 11 - Atom(Atom), [INFO] [stdout] 11 + Atom(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.44s [INFO] running `Command { std: "docker" "inspect" "73fe1470e5b72b311161d0dcf10985c573ca4f68a111f1a013509ca30795c0c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "73fe1470e5b72b311161d0dcf10985c573ca4f68a111f1a013509ca30795c0c3", kill_on_drop: false }` [INFO] [stdout] 73fe1470e5b72b311161d0dcf10985c573ca4f68a111f1a013509ca30795c0c3