[INFO] cloning repository https://github.com/k-onrad/iodine [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/k-onrad/iodine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fk-onrad%2Fiodine", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fk-onrad%2Fiodine'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7e0fb2b8527f178cbfbc589807cca4b55f7bf774 [INFO] checking k-onrad/iodine against try#5e7498e6740d105521420ac0ab146e2c7a21596d for pr-138363 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fk-onrad%2Fiodine" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/k-onrad/iodine on toolchain 5e7498e6740d105521420ac0ab146e2c7a21596d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5e7498e6740d105521420ac0ab146e2c7a21596d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/k-onrad/iodine [INFO] finished tweaking git repo https://github.com/k-onrad/iodine [INFO] tweaked toml for git repo https://github.com/k-onrad/iodine written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/k-onrad/iodine 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" "+5e7498e6740d105521420ac0ab146e2c7a21596d" "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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+5e7498e6740d105521420ac0ab146e2c7a21596d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 457520f89f86ea44eb9aae9b55f919ad6fc609762d561aa28b2ef1c37ad5842d [INFO] running `Command { std: "docker" "start" "-a" "457520f89f86ea44eb9aae9b55f919ad6fc609762d561aa28b2ef1c37ad5842d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "457520f89f86ea44eb9aae9b55f919ad6fc609762d561aa28b2ef1c37ad5842d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "457520f89f86ea44eb9aae9b55f919ad6fc609762d561aa28b2ef1c37ad5842d", kill_on_drop: false }` [INFO] [stdout] 457520f89f86ea44eb9aae9b55f919ad6fc609762d561aa28b2ef1c37ad5842d [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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+5e7498e6740d105521420ac0ab146e2c7a21596d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 20b362edfd360e58aabeaed798209e8bbd885c3019ae71276c63a7f61385d518 [INFO] running `Command { std: "docker" "start" "-a" "20b362edfd360e58aabeaed798209e8bbd885c3019ae71276c63a7f61385d518", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.79 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.44 [INFO] [stderr] Compiling ppv-lite86 v0.2.9 [INFO] [stderr] Compiling siphasher v0.3.3 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling proc-macro-hack v0.5.18 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling phf_shared v0.8.0 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand_pcg v0.2.1 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling phf_generator v0.8.0 [INFO] [stderr] Compiling phf_macros v0.8.0 [INFO] [stderr] Compiling thiserror-impl v1.0.21 [INFO] [stderr] Checking phf v0.8.0 [INFO] [stderr] Checking thiserror v1.0.21 [INFO] [stderr] Checking lightscript v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `token_kind` [INFO] [stdout] --> lib/parser/parser.rs:148:23 [INFO] [stdout] | [INFO] [stdout] 148 | fn consume(&self, token_kind: TokenKind, expect_msg: &str) { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_token_kind` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `expect_msg` [INFO] [stdout] --> lib/parser/parser.rs:148:46 [INFO] [stdout] | [INFO] [stdout] 148 | fn consume(&self, token_kind: TokenKind, expect_msg: &str) { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expect_msg` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Binary` and `Grouping` are never constructed [INFO] [stdout] --> lib/parser/expression.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 5 | pub enum Expression { [INFO] [stdout] | ---------- variants in this enum [INFO] [stdout] ... [INFO] [stdout] 10 | Binary { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 15 | Grouping { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Expression` 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: associated functions `new_unary`, `new_binary`, `new_grouping`, and `new_literal` are never used [INFO] [stdout] --> lib/parser/expression.rs:37:12 [INFO] [stdout] | [INFO] [stdout] 36 | impl Expression { [INFO] [stdout] | --------------- associated functions in this implementation [INFO] [stdout] 37 | pub fn new_unary(op: Token, right: Box) -> Expression { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 40 | pub fn new_binary(left: Box, op: Token, right: Box) -> Expression { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 44 | pub fn new_grouping(expr: Box) -> Expression { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 48 | pub fn new_literal(lit: Token) -> Expression { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Parser` is never constructed [INFO] [stdout] --> lib/parser/parser.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Parser { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> lib/parser/parser.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 9 | impl Parser { [INFO] [stdout] | ----------- associated items in this implementation [INFO] [stdout] 10 | pub fn new(tokens: Vec) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 14 | fn expression(&mut self) -> Box { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 18 | fn equality_or_higher(&mut self) -> Box { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 32 | fn match_token_kinds(&mut self, token_kinds: Vec) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 43 | fn check(&self, token_kind: TokenKind) -> bool { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 51 | fn peek(&self) -> &Token { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 55 | fn advance(&mut self) -> &Token { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 62 | fn at_eof(&self) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 66 | fn previous(&self) -> &Token { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 70 | fn comparison_or_higher(&mut self) -> Box { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 89 | fn term_or_higher(&mut self) -> Box { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 103 | fn factor_or_higher(&mut self) -> Box { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 117 | fn unary_or_higher(&mut self) -> Box { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 128 | fn primary(&mut self) -> Box { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 148 | fn consume(&self, token_kind: TokenKind, expect_msg: &str) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `token_kind` [INFO] [stdout] --> lib/parser/parser.rs:148:23 [INFO] [stdout] | [INFO] [stdout] 148 | fn consume(&self, token_kind: TokenKind, expect_msg: &str) { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_token_kind` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `expect_msg` [INFO] [stdout] --> lib/parser/parser.rs:148:46 [INFO] [stdout] | [INFO] [stdout] 148 | fn consume(&self, token_kind: TokenKind, expect_msg: &str) { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expect_msg` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Unary`, `Binary`, `Grouping`, and `Literal` are never constructed [INFO] [stdout] --> lib/parser/expression.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 5 | pub enum Expression { [INFO] [stdout] | ---------- variants in this enum [INFO] [stdout] 6 | Unary { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 10 | Binary { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 15 | Grouping { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 18 | Literal { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Expression` 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: associated functions `new_unary`, `new_binary`, `new_grouping`, and `new_literal` are never used [INFO] [stdout] --> lib/parser/expression.rs:37:12 [INFO] [stdout] | [INFO] [stdout] 36 | impl Expression { [INFO] [stdout] | --------------- associated functions in this implementation [INFO] [stdout] 37 | pub fn new_unary(op: Token, right: Box) -> Expression { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 40 | pub fn new_binary(left: Box, op: Token, right: Box) -> Expression { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 44 | pub fn new_grouping(expr: Box) -> Expression { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 48 | pub fn new_literal(lit: Token) -> Expression { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Parser` is never constructed [INFO] [stdout] --> lib/parser/parser.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Parser { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> lib/parser/parser.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 9 | impl Parser { [INFO] [stdout] | ----------- associated items in this implementation [INFO] [stdout] 10 | pub fn new(tokens: Vec) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 14 | fn expression(&mut self) -> Box { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 18 | fn equality_or_higher(&mut self) -> Box { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 32 | fn match_token_kinds(&mut self, token_kinds: Vec) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 43 | fn check(&self, token_kind: TokenKind) -> bool { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 51 | fn peek(&self) -> &Token { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 55 | fn advance(&mut self) -> &Token { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 62 | fn at_eof(&self) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 66 | fn previous(&self) -> &Token { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 70 | fn comparison_or_higher(&mut self) -> Box { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 89 | fn term_or_higher(&mut self) -> Box { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 103 | fn factor_or_higher(&mut self) -> Box { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 117 | fn unary_or_higher(&mut self) -> Box { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 128 | fn primary(&mut self) -> Box { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 148 | fn consume(&self, token_kind: TokenKind, expect_msg: &str) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.10s [INFO] running `Command { std: "docker" "inspect" "20b362edfd360e58aabeaed798209e8bbd885c3019ae71276c63a7f61385d518", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "20b362edfd360e58aabeaed798209e8bbd885c3019ae71276c63a7f61385d518", kill_on_drop: false }` [INFO] [stdout] 20b362edfd360e58aabeaed798209e8bbd885c3019ae71276c63a7f61385d518