[INFO] fetching crate rs-mrz-parser 0.1.0...
[INFO] checking rs-mrz-parser-0.1.0 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate rs-mrz-parser 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate rs-mrz-parser 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate rs-mrz-parser 0.1.0
[INFO] tweaked toml for crates.io crate rs-mrz-parser 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rs-mrz-parser 0.1.0 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rs-mrz-parser 0.1.0 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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 293ee9f2dba0a01f813f572f09d73b1b99868e16ab74bd0f1c090e119a231967
[INFO] running `Command { std: "docker" "start" "-a" "293ee9f2dba0a01f813f572f09d73b1b99868e16ab74bd0f1c090e119a231967", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "293ee9f2dba0a01f813f572f09d73b1b99868e16ab74bd0f1c090e119a231967", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "293ee9f2dba0a01f813f572f09d73b1b99868e16ab74bd0f1c090e119a231967", kill_on_drop: false }`
[INFO] [stdout] 293ee9f2dba0a01f813f572f09d73b1b99868e16ab74bd0f1c090e119a231967
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2728a7f4e0cc9804ecedf54a413367de00e95419931f85019f1521335f2a0904
[INFO] running `Command { std: "docker" "start" "-a" "2728a7f4e0cc9804ecedf54a413367de00e95419931f85019f1521335f2a0904", kill_on_drop: false }`
[INFO] [stderr]     Checking rs-mrz-parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/utils/utils.rs:83:9
[INFO] [stdout]    |
[INFO] [stdout] 83 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `optional_data` is never read
[INFO] [stdout]   --> src/parser/td2.rs:89:17
[INFO] [stdout]    |
[INFO] [stdout] 89 |         let mut optional_data: MrzField = MrzField {
[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: value assigned to `is_valid` is never read
[INFO] [stdout]    --> src/parser/td2.rs:103:17
[INFO] [stdout]     |
[INFO] [stdout] 103 |         let mut is_valid: bool = false;
[INFO] [stdout]     |                 ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `optional_data` is never read
[INFO] [stdout]   --> src/parser/td3.rs:91:17
[INFO] [stdout]    |
[INFO] [stdout] 91 |         let mut optional_data: MrzField = MrzField {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `is_valid` is never read
[INFO] [stdout]    --> src/parser/td3.rs:105:17
[INFO] [stdout]     |
[INFO] [stdout] 105 |         let mut is_valid: bool = false;
[INFO] [stdout]     |                 ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `trimming_filler` is never used
[INFO] [stdout]   --> src/utils/utils.rs:70:8
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub fn trimming_filler(input: &str) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Alphabetic` and `Numeric` are never constructed
[INFO] [stdout]   --> src/parser/field_formatter.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub enum FieldType {
[INFO] [stdout]    |          --------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 16 |     Alphabetic,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 17 |     Numeric,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FieldType` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `text` is never used
[INFO] [stdout]   --> src/parser/field_formatter.rs:88:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl FieldFormatter {
[INFO] [stdout]    | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 88 |     fn text(&self, from: &str) -> String {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/parser/td1.rs:129:13
[INFO] [stdout]     |
[INFO] [stdout] 129 |         let mut td1 = TD1::new();
[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 `optional_data` is never read
[INFO] [stdout]   --> src/parser/td2.rs:89:17
[INFO] [stdout]    |
[INFO] [stdout] 89 |         let mut optional_data: MrzField = MrzField {
[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: value assigned to `is_valid` is never read
[INFO] [stdout]    --> src/parser/td2.rs:103:17
[INFO] [stdout]     |
[INFO] [stdout] 103 |         let mut is_valid: bool = false;
[INFO] [stdout]     |                 ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/parser/td2.rs:161:13
[INFO] [stdout]     |
[INFO] [stdout] 161 |         let mut td2 = TD2::new();
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/parser/td2.rs:175:13
[INFO] [stdout]     |
[INFO] [stdout] 175 |         let mut td2 = TD2::new();
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `optional_data` is never read
[INFO] [stdout]   --> src/parser/td3.rs:91:17
[INFO] [stdout]    |
[INFO] [stdout] 91 |         let mut optional_data: MrzField = MrzField {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `is_valid` is never read
[INFO] [stdout]    --> src/parser/td3.rs:105:17
[INFO] [stdout]     |
[INFO] [stdout] 105 |         let mut is_valid: bool = false;
[INFO] [stdout]     |                 ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/parser/td3.rs:163:13
[INFO] [stdout]     |
[INFO] [stdout] 163 |         let mut td3 = TD3::new();
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/parser/td3.rs:177:13
[INFO] [stdout]     |
[INFO] [stdout] 177 |         let mut td3 = TD3::new();
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `trimming_filler` is never used
[INFO] [stdout]   --> src/utils/utils.rs:70:8
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub fn trimming_filler(input: &str) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Alphabetic` and `Numeric` are never constructed
[INFO] [stdout]   --> src/parser/field_formatter.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub enum FieldType {
[INFO] [stdout]    |          --------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 16 |     Alphabetic,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 17 |     Numeric,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FieldType` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `text` is never used
[INFO] [stdout]   --> src/parser/field_formatter.rs:88:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl FieldFormatter {
[INFO] [stdout]    | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 88 |     fn text(&self, from: &str) -> String {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "2728a7f4e0cc9804ecedf54a413367de00e95419931f85019f1521335f2a0904", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2728a7f4e0cc9804ecedf54a413367de00e95419931f85019f1521335f2a0904", kill_on_drop: false }`
[INFO] [stdout] 2728a7f4e0cc9804ecedf54a413367de00e95419931f85019f1521335f2a0904