[INFO] fetching crate serde_ieml 0.1.0...
[INFO] checking serde_ieml-0.1.0 against master#2e6fc425411280c658d852813de01c5157255088 for pr-128013
[INFO] extracting crate serde_ieml 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate serde_ieml 0.1.0 on toolchain 2e6fc425411280c658d852813de01c5157255088
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serde_ieml 0.1.0
[INFO] finished tweaking crates.io crate serde_ieml 0.1.0
[INFO] tweaked toml for crates.io crate serde_ieml 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 12 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b6f4ae48d2270620b5881b5ae3aad692c2932fc06323801a21ec1b38d3c92280
[INFO] running `Command { std: "docker" "start" "-a" "b6f4ae48d2270620b5881b5ae3aad692c2932fc06323801a21ec1b38d3c92280", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6f4ae48d2270620b5881b5ae3aad692c2932fc06323801a21ec1b38d3c92280", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6f4ae48d2270620b5881b5ae3aad692c2932fc06323801a21ec1b38d3c92280", kill_on_drop: false }`
[INFO] [stdout] b6f4ae48d2270620b5881b5ae3aad692c2932fc06323801a21ec1b38d3c92280
[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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5ab20322eeb67364bdd956606dbe776474230dcbce99f4305418fd870f984e0
[INFO] running `Command { std: "docker" "start" "-a" "f5ab20322eeb67364bdd956606dbe776474230dcbce99f4305418fd870f984e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]     Checking serde_ieml v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `convert::Infallible`
[INFO] [stdout]  --> src/data/node/iter.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::{convert::Infallible, error::Error, marker::PhantomData};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::error::marked::ParseResult`
[INFO] [stdout]  --> src/parse/parse_classic_string.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::error::marked::ParseResult;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DataCell` and `MarkedDataCell`
[INFO] [stdout]  --> src/parse/parse_classic_string.rs:2:25
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::data::cell::{DataCell, MarkedDataCell};
[INFO] [stdout]   |                         ^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::data::mark::Mark`
[INFO] [stdout]  --> src/parse/parse_classic_string.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::data::mark::Mark;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::helpers::blank_lines::match_indent`
[INFO] [stdout]  --> src/parse/parse_classic_string.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::helpers::blank_lines::match_indent;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nom::bytes::complete::tag`
[INFO] [stdout]  --> src/parse/parse_classic_string.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use nom::bytes::complete::tag;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `fold_many0`, `many0_count`, and `many_m_n`
[INFO] [stdout]  --> src/parse/parse_classic_string.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 | use nom::multi::{fold_many0, many0_count, many_m_n};
[INFO] [stdout]   |                  ^^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nom::IResult`
[INFO] [stdout]  --> src/parse/parse_classic_string.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use nom::IResult;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `character::complete::*` and `combinator::recognize`
[INFO] [stdout]  --> src/parse/parse_classic_string.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | use nom::{character::complete::*, combinator::recognize};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::error::marked::ParseResult`
[INFO] [stdout]  --> src/parse/parse_classic_string.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::error::marked::ParseResult;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DataCell` and `MarkedDataCell`
[INFO] [stdout]  --> src/parse/parse_classic_string.rs:2:25
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::data::cell::{DataCell, MarkedDataCell};
[INFO] [stdout]   |                         ^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::data::mark::Mark`
[INFO] [stdout]  --> src/parse/parse_classic_string.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::data::mark::Mark;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::helpers::blank_lines::match_indent`
[INFO] [stdout]  --> src/parse/parse_classic_string.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::helpers::blank_lines::match_indent;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nom::bytes::complete::tag`
[INFO] [stdout]  --> src/parse/parse_classic_string.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use nom::bytes::complete::tag;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `fold_many0`, `many0_count`, and `many_m_n`
[INFO] [stdout]  --> src/parse/parse_classic_string.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 | use nom::multi::{fold_many0, many0_count, many_m_n};
[INFO] [stdout]   |                  ^^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nom::IResult`
[INFO] [stdout]  --> src/parse/parse_classic_string.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use nom::IResult;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `character::complete::*` and `combinator::recognize`
[INFO] [stdout]  --> src/parse/parse_classic_string.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | use nom::{character::complete::*, combinator::recognize};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/parse/parse_classic_string.rs:88:9
[INFO] [stdout]    |
[INFO] [stdout] 88 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `GetAnchor` is never constructed
[INFO] [stdout]   --> src/data/cell.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub(crate) enum DataCell {
[INFO] [stdout]    |                 -------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 46 |     GetAnchor(AnchorCell),
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DataCell` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/data/cell.rs:72:12
[INFO] [stdout]    |
[INFO] [stdout] 71 | impl MarkedDataCell {
[INFO] [stdout]    | ------------------- associated function in this implementation
[INFO] [stdout] 72 |     pub fn new(cell: DataCell, mark: Mark) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/data/cell.rs:272:19
[INFO] [stdout]     |
[INFO] [stdout] 271 | impl Data {
[INFO] [stdout]     | --------- associated function in this implementation
[INFO] [stdout] 272 |     pub(crate) fn new<const N: usize>(index: usize, arr: [(usize, MarkedDataCell); N]) -> Self {
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_null` is never used
[INFO] [stdout]   --> src/parse/parse_null.rs:10:15
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub(crate) fn parse_null(mark: Mark) -> impl Fn(&str) -> ParseResult<&str, ()> {
[INFO] [stdout]    |               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_raw` is never used
[INFO] [stdout]  --> src/parse/parse_raw.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub(crate) fn parse_raw(mark: Mark) -> impl Fn(&str) -> ParseResult<&str, MarkedDataCell> {
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_line_string` is never used
[INFO] [stdout]  --> src/parse/parse_line_string.rs:8:15
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub(crate) fn parse_line_string(mark: Mark) -> impl Fn(&str) -> ParseResult<&str, MarkedDataCell> {
[INFO] [stdout]   |               ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `StringMark` is never constructed
[INFO] [stdout]   --> src/parse/parse_classic_string.rs:10:19
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub(crate) struct StringMark {
[INFO] [stdout]    |                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/parse/parse_classic_string.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl StringMark {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] 17 |     fn new(len: usize, last_len: usize, enter_count: usize) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `StringMark` is never constructed
[INFO] [stdout]   --> src/parse/parse_classic_string.rs:10:19
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub(crate) struct StringMark {
[INFO] [stdout]    |                   ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/parse/parse_classic_string.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl StringMark {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] 17 |     fn new(len: usize, last_len: usize, enter_count: usize) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.18s
[INFO] running `Command { std: "docker" "inspect" "f5ab20322eeb67364bdd956606dbe776474230dcbce99f4305418fd870f984e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5ab20322eeb67364bdd956606dbe776474230dcbce99f4305418fd870f984e0", kill_on_drop: false }`
[INFO] [stdout] f5ab20322eeb67364bdd956606dbe776474230dcbce99f4305418fd870f984e0