[INFO] fetching crate data-query-lexical 0.1.3...
[INFO] checking data-query-lexical-0.1.3 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate data-query-lexical 0.1.3 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate data-query-lexical 0.1.3
[INFO] finished tweaking crates.io crate data-query-lexical 0.1.3
[INFO] tweaked toml for crates.io crate data-query-lexical 0.1.3 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate data-query-lexical 0.1.3 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] e48ccb7ecef00db2e42118a1081ff8b1284374fe92f12c72b4a0721ab6645a3e
[INFO] running `Command { std: "docker" "start" "-a" "e48ccb7ecef00db2e42118a1081ff8b1284374fe92f12c72b4a0721ab6645a3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e48ccb7ecef00db2e42118a1081ff8b1284374fe92f12c72b4a0721ab6645a3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e48ccb7ecef00db2e42118a1081ff8b1284374fe92f12c72b4a0721ab6645a3e", kill_on_drop: false }`
[INFO] [stdout] e48ccb7ecef00db2e42118a1081ff8b1284374fe92f12c72b4a0721ab6645a3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] a24efd70320540e298a485b71c6e7788b6b729b66501d3c55054474d2c4b295f
[INFO] running `Command { std: "docker" "start" "-a" "a24efd70320540e298a485b71c6e7788b6b729b66501d3c55054474d2c4b295f", kill_on_drop: false }`
[INFO] [stderr]     Checking data-query-lexical v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::iter::Map`
[INFO] [stdout]  --> src/lexical/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::iter::Map;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter::Map`
[INFO] [stdout]  --> src/lexical/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::iter::Map;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lexer.rs:97:5
[INFO] [stdout]    |
[INFO] [stdout] 97 |     mut operator: &mut LinkedList<LexOperator>,
[INFO] [stdout]    |     ----^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `tmp_slice` is never read
[INFO] [stdout]    --> src/lexer.rs:170:29
[INFO] [stdout]     |
[INFO] [stdout] 170 | ...                   tmp_slice = None;
[INFO] [stdout]     |                       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lexer.rs:152:5
[INFO] [stdout]     |
[INFO] [stdout] 152 |     mut escape: bool,
[INFO] [stdout]     |     ----^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BLOCK_SEPARATOR` is never used
[INFO] [stdout]  --> src/lexer_constants.rs:1:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub(crate) const BLOCK_SEPARATOR: &str = "\u{0}\u{0}\u{0}\u{0}\u{0}\u{0}\u{0}\u{0}";
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BLOCK_EQUAL` is never used
[INFO] [stdout]  --> src/lexer_constants.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) const BLOCK_EQUAL: &str = "\u{0}\u{0}\u{0}\u{0}\u{7}\u{0}\u{0}\u{0}";
[INFO] [stdout]   |                  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BLOCK_PROCEED` is never used
[INFO] [stdout]  --> src/lexer_constants.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub(crate) const BLOCK_PROCEED: &str = "\u{0}\u{0}\u{0}\u{0}\u{0}\u{7}\u{0}\u{0}";
[INFO] [stdout]   |                  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LEX_PIPE` is never used
[INFO] [stdout]  --> src/lexer_constants.rs:9:18
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub(crate) const LEX_PIPE: char = '|';
[INFO] [stdout]   |                  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LEX_CAPSULE_START` is never used
[INFO] [stdout]   --> src/lexer_constants.rs:11:18
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub(crate) const LEX_CAPSULE_START: char = '(';
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LEX_CAPSULE_END` is never used
[INFO] [stdout]   --> src/lexer_constants.rs:12:18
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub(crate) const LEX_CAPSULE_END: char = ')';
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Lexical` is never constructed
[INFO] [stdout]  --> src/lexical/mod.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Lexical {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `LexicalType` is never used
[INFO] [stdout]  --> src/lexical/mod.rs:8:6
[INFO] [stdout]   |
[INFO] [stdout] 8 | enum LexicalType {}
[INFO] [stdout]   |      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `LexicalEntry` is never used
[INFO] [stdout]   --> src/lexical/mod.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | trait LexicalEntry {
[INFO] [stdout]    |       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lexer.rs:97:5
[INFO] [stdout]    |
[INFO] [stdout] 97 |     mut operator: &mut LinkedList<LexOperator>,
[INFO] [stdout]    |     ----^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `tmp_slice` is never read
[INFO] [stdout]    --> src/lexer.rs:170:29
[INFO] [stdout]     |
[INFO] [stdout] 170 | ...                   tmp_slice = None;
[INFO] [stdout]     |                       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lexer.rs:152:5
[INFO] [stdout]     |
[INFO] [stdout] 152 |     mut escape: bool,
[INFO] [stdout]     |     ----^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BLOCK_SEPARATOR` is never used
[INFO] [stdout]  --> src/lexer_constants.rs:1:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub(crate) const BLOCK_SEPARATOR: &str = "\u{0}\u{0}\u{0}\u{0}\u{0}\u{0}\u{0}\u{0}";
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BLOCK_EQUAL` is never used
[INFO] [stdout]  --> src/lexer_constants.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) const BLOCK_EQUAL: &str = "\u{0}\u{0}\u{0}\u{0}\u{7}\u{0}\u{0}\u{0}";
[INFO] [stdout]   |                  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BLOCK_PROCEED` is never used
[INFO] [stdout]  --> src/lexer_constants.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub(crate) const BLOCK_PROCEED: &str = "\u{0}\u{0}\u{0}\u{0}\u{0}\u{7}\u{0}\u{0}";
[INFO] [stdout]   |                  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LEX_PIPE` is never used
[INFO] [stdout]  --> src/lexer_constants.rs:9:18
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub(crate) const LEX_PIPE: char = '|';
[INFO] [stdout]   |                  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LEX_CAPSULE_START` is never used
[INFO] [stdout]   --> src/lexer_constants.rs:11:18
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub(crate) const LEX_CAPSULE_START: char = '(';
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LEX_CAPSULE_END` is never used
[INFO] [stdout]   --> src/lexer_constants.rs:12:18
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub(crate) const LEX_CAPSULE_END: char = ')';
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Lexical` is never constructed
[INFO] [stdout]  --> src/lexical/mod.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Lexical {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `LexicalType` is never used
[INFO] [stdout]  --> src/lexical/mod.rs:8:6
[INFO] [stdout]   |
[INFO] [stdout] 8 | enum LexicalType {}
[INFO] [stdout]   |      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `LexicalEntry` is never used
[INFO] [stdout]   --> src/lexical/mod.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | trait LexicalEntry {
[INFO] [stdout]    |       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "a24efd70320540e298a485b71c6e7788b6b729b66501d3c55054474d2c4b295f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a24efd70320540e298a485b71c6e7788b6b729b66501d3c55054474d2c4b295f", kill_on_drop: false }`
[INFO] [stdout] a24efd70320540e298a485b71c6e7788b6b729b66501d3c55054474d2c4b295f