[INFO] fetching crate rs-mrz-parser 0.1.0...
[INFO] testing rs-mrz-parser-0.1.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate rs-mrz-parser 0.1.0 into /workspace/builds/worker-6-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-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rs-mrz-parser 0.1.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef95b9e15f8e90b2dd446695aa3ae3f0c7e8f25299fefa79f35ae28e02222151
[INFO] running `Command { std: "docker" "start" "-a" "ef95b9e15f8e90b2dd446695aa3ae3f0c7e8f25299fefa79f35ae28e02222151", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef95b9e15f8e90b2dd446695aa3ae3f0c7e8f25299fefa79f35ae28e02222151", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef95b9e15f8e90b2dd446695aa3ae3f0c7e8f25299fefa79f35ae28e02222151", kill_on_drop: false }`
[INFO] [stdout] ef95b9e15f8e90b2dd446695aa3ae3f0c7e8f25299fefa79f35ae28e02222151
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c3313d62b015b80cf9f35a84d137ce9814cb7fde8891f8a7ea569552b528fe53
[INFO] running `Command { std: "docker" "start" "-a" "c3313d62b015b80cf9f35a84d137ce9814cb7fde8891f8a7ea569552b528fe53", kill_on_drop: false }`
[INFO] [stderr]    Compiling rs-mrz-parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `optional_data` is never read
[INFO] [stdout]    --> src/parser/td2.rs:89:43
[INFO] [stdout]     |
[INFO] [stdout]  89 |           let mut optional_data: MrzField = MrzField {
[INFO] [stdout]     |  ___________________________________________^
[INFO] [stdout]  90 | |             value: "".to_string(),
[INFO] [stdout]  91 | |             raw_value: "".to_string(),
[INFO] [stdout]  92 | |             check_digit: "".to_string(),
[INFO] [stdout]  93 | |             is_valid: true,
[INFO] [stdout]  94 | |         };
[INFO] [stdout]     | |_________^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 111 |               optional_data = formatter.field(PersonalNumber, second_line, 28, 7, true)?;
[INFO] [stdout]     |               ------------- `optional_data` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `is_valid` is never read
[INFO] [stdout]    --> src/parser/td2.rs:103:34
[INFO] [stdout]     |
[INFO] [stdout] 103 |           let mut is_valid: bool = false;
[INFO] [stdout]     |                                    ^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 115 | /             is_valid = self.validate_all_check_digits(
[INFO] [stdout] 116 | |                 &document_number,
[INFO] [stdout] 117 | |                 &birthdate,
[INFO] [stdout] 118 | |                 &expiry_date,
[INFO] [stdout] 119 | |                 &optional_data,
[INFO] [stdout] 120 | |                 Some(&final_check_digit),
[INFO] [stdout] 121 | |             )?;
[INFO] [stdout]     | |______________- `is_valid` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `optional_data` is never read
[INFO] [stdout]    --> src/parser/td3.rs:91:43
[INFO] [stdout]     |
[INFO] [stdout]  91 |           let mut optional_data: MrzField = MrzField {
[INFO] [stdout]     |  ___________________________________________^
[INFO] [stdout]  92 | |             value: "".to_string(),
[INFO] [stdout]  93 | |             raw_value: "".to_string(),
[INFO] [stdout]  94 | |             check_digit: "".to_string(),
[INFO] [stdout]  95 | |             is_valid: true,
[INFO] [stdout]  96 | |         };
[INFO] [stdout]     | |_________^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 113 |               optional_data = formatter.field(PersonalNumber, second_line, 28, 14, true)?;
[INFO] [stdout]     |               ------------- `optional_data` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `is_valid` is never read
[INFO] [stdout]    --> src/parser/td3.rs:105:34
[INFO] [stdout]     |
[INFO] [stdout] 105 |           let mut is_valid: bool = false;
[INFO] [stdout]     |                                    ^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 117 | /             is_valid = self.validate_all_check_digits(
[INFO] [stdout] 118 | |                 &document_number,
[INFO] [stdout] 119 | |                 &birthdate,
[INFO] [stdout] 120 | |                 &expiry_date,
[INFO] [stdout] 121 | |                 &optional_data,
[INFO] [stdout] 122 | |                 Some(&final_check_digit),
[INFO] [stdout] 123 | |             )?;
[INFO] [stdout]     | |______________- `is_valid` is overwritten here before the previous value is 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)]` (part of `#[warn(unused)]`) 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 0.81s
[INFO] running `Command { std: "docker" "inspect" "c3313d62b015b80cf9f35a84d137ce9814cb7fde8891f8a7ea569552b528fe53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3313d62b015b80cf9f35a84d137ce9814cb7fde8891f8a7ea569552b528fe53", kill_on_drop: false }`
[INFO] [stdout] c3313d62b015b80cf9f35a84d137ce9814cb7fde8891f8a7ea569552b528fe53
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1f95f866b2660f12ae8418b0e8dc0e99867a173f32366c7e41b143eb86bd84c
[INFO] running `Command { std: "docker" "start" "-a" "c1f95f866b2660f12ae8418b0e8dc0e99867a173f32366c7e41b143eb86bd84c", kill_on_drop: false }`
[INFO] [stdout] warning: value assigned to `optional_data` is never read
[INFO] [stdout]    --> src/parser/td2.rs:89:43
[INFO] [stdout]     |
[INFO] [stdout]  89 |           let mut optional_data: MrzField = MrzField {
[INFO] [stdout]     |  ___________________________________________^
[INFO] [stdout]  90 | |             value: "".to_string(),
[INFO] [stdout]  91 | |             raw_value: "".to_string(),
[INFO] [stdout]  92 | |             check_digit: "".to_string(),
[INFO] [stdout]  93 | |             is_valid: true,
[INFO] [stdout]  94 | |         };
[INFO] [stdout]     | |_________^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 111 |               optional_data = formatter.field(PersonalNumber, second_line, 28, 7, true)?;
[INFO] [stdout]     |               ------------- `optional_data` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `is_valid` is never read
[INFO] [stdout]    --> src/parser/td2.rs:103:34
[INFO] [stdout]     |
[INFO] [stdout] 103 |           let mut is_valid: bool = false;
[INFO] [stdout]     |                                    ^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 115 | /             is_valid = self.validate_all_check_digits(
[INFO] [stdout] 116 | |                 &document_number,
[INFO] [stdout] 117 | |                 &birthdate,
[INFO] [stdout] 118 | |                 &expiry_date,
[INFO] [stdout] 119 | |                 &optional_data,
[INFO] [stdout] 120 | |                 Some(&final_check_digit),
[INFO] [stdout] 121 | |             )?;
[INFO] [stdout]     | |______________- `is_valid` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `optional_data` is never read
[INFO] [stdout]    --> src/parser/td3.rs:91:43
[INFO] [stdout]     |
[INFO] [stdout]  91 |           let mut optional_data: MrzField = MrzField {
[INFO] [stdout]     |  ___________________________________________^
[INFO] [stdout]  92 | |             value: "".to_string(),
[INFO] [stdout]  93 | |             raw_value: "".to_string(),
[INFO] [stdout]  94 | |             check_digit: "".to_string(),
[INFO] [stdout]  95 | |             is_valid: true,
[INFO] [stdout]  96 | |         };
[INFO] [stdout]     | |_________^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 113 |               optional_data = formatter.field(PersonalNumber, second_line, 28, 14, true)?;
[INFO] [stdout]     |               ------------- `optional_data` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `is_valid` is never read
[INFO] [stdout]    --> src/parser/td3.rs:105:34
[INFO] [stdout]     |
[INFO] [stdout] 105 |           let mut is_valid: bool = false;
[INFO] [stdout]     |                                    ^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 117 | /             is_valid = self.validate_all_check_digits(
[INFO] [stdout] 118 | |                 &document_number,
[INFO] [stdout] 119 | |                 &birthdate,
[INFO] [stdout] 120 | |                 &expiry_date,
[INFO] [stdout] 121 | |                 &optional_data,
[INFO] [stdout] 122 | |                 Some(&final_check_digit),
[INFO] [stdout] 123 | |             )?;
[INFO] [stdout]     | |______________- `is_valid` is overwritten here before the previous value is 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)]` (part of `#[warn(unused)]`) 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]    Compiling 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)]` (part of `#[warn(unused)]`) on by default
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `optional_data` is never read
[INFO] [stdout]    --> src/parser/td2.rs:89:43
[INFO] [stdout]     |
[INFO] [stdout]  89 |           let mut optional_data: MrzField = MrzField {
[INFO] [stdout]     |  ___________________________________________^
[INFO] [stdout]  90 | |             value: "".to_string(),
[INFO] [stdout]  91 | |             raw_value: "".to_string(),
[INFO] [stdout]  92 | |             check_digit: "".to_string(),
[INFO] [stdout]  93 | |             is_valid: true,
[INFO] [stdout]  94 | |         };
[INFO] [stdout]     | |_________^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 111 |               optional_data = formatter.field(PersonalNumber, second_line, 28, 7, true)?;
[INFO] [stdout]     |               ------------- `optional_data` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `is_valid` is never read
[INFO] [stdout]    --> src/parser/td2.rs:103:34
[INFO] [stdout]     |
[INFO] [stdout] 103 |           let mut is_valid: bool = false;
[INFO] [stdout]     |                                    ^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 115 | /             is_valid = self.validate_all_check_digits(
[INFO] [stdout] 116 | |                 &document_number,
[INFO] [stdout] 117 | |                 &birthdate,
[INFO] [stdout] 118 | |                 &expiry_date,
[INFO] [stdout] 119 | |                 &optional_data,
[INFO] [stdout] 120 | |                 Some(&final_check_digit),
[INFO] [stdout] 121 | |             )?;
[INFO] [stdout]     | |______________- `is_valid` is overwritten here before the previous value is 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:91:43
[INFO] [stdout]     |
[INFO] [stdout]  91 |           let mut optional_data: MrzField = MrzField {
[INFO] [stdout]     |  ___________________________________________^
[INFO] [stdout]  92 | |             value: "".to_string(),
[INFO] [stdout]  93 | |             raw_value: "".to_string(),
[INFO] [stdout]  94 | |             check_digit: "".to_string(),
[INFO] [stdout]  95 | |             is_valid: true,
[INFO] [stdout]  96 | |         };
[INFO] [stdout]     | |_________^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 113 |               optional_data = formatter.field(PersonalNumber, second_line, 28, 14, true)?;
[INFO] [stdout]     |               ------------- `optional_data` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `is_valid` is never read
[INFO] [stdout]    --> src/parser/td3.rs:105:34
[INFO] [stdout]     |
[INFO] [stdout] 105 |           let mut is_valid: bool = false;
[INFO] [stdout]     |                                    ^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 117 | /             is_valid = self.validate_all_check_digits(
[INFO] [stdout] 118 | |                 &document_number,
[INFO] [stdout] 119 | |                 &birthdate,
[INFO] [stdout] 120 | |                 &expiry_date,
[INFO] [stdout] 121 | |                 &optional_data,
[INFO] [stdout] 122 | |                 Some(&final_check_digit),
[INFO] [stdout] 123 | |             )?;
[INFO] [stdout]     | |______________- `is_valid` is overwritten here before the previous value is 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)]` (part of `#[warn(unused)]`) 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 `test` profile [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `Command { std: "docker" "inspect" "c1f95f866b2660f12ae8418b0e8dc0e99867a173f32366c7e41b143eb86bd84c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1f95f866b2660f12ae8418b0e8dc0e99867a173f32366c7e41b143eb86bd84c", kill_on_drop: false }`
[INFO] [stdout] c1f95f866b2660f12ae8418b0e8dc0e99867a173f32366c7e41b143eb86bd84c
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c6efe9f53635f3db1ced5e68dc04de26e3496b7f92256a3e242e1eba31f8dc0a
[INFO] running `Command { std: "docker" "start" "-a" "c6efe9f53635f3db1ced5e68dc04de26e3496b7f92256a3e242e1eba31f8dc0a", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `optional_data` is never read
[INFO] [stderr]    --> src/parser/td2.rs:89:43
[INFO] [stderr]     |
[INFO] [stderr]  89 |           let mut optional_data: MrzField = MrzField {
[INFO] [stderr]     |  ___________________________________________^
[INFO] [stderr]  90 | |             value: "".to_string(),
[INFO] [stderr]  91 | |             raw_value: "".to_string(),
[INFO] [stderr]  92 | |             check_digit: "".to_string(),
[INFO] [stderr]  93 | |             is_valid: true,
[INFO] [stderr]  94 | |         };
[INFO] [stderr]     | |_________^ this value is reassigned later and never used
[INFO] [stderr] ...
[INFO] [stderr] 111 |               optional_data = formatter.field(PersonalNumber, second_line, 28, 7, true)?;
[INFO] [stderr]     |               ------------- `optional_data` is overwritten here before the previous value is read
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `is_valid` is never read
[INFO] [stderr]    --> src/parser/td2.rs:103:34
[INFO] [stderr]     |
[INFO] [stderr] 103 |           let mut is_valid: bool = false;
[INFO] [stderr]     |                                    ^^^^^ this value is reassigned later and never used
[INFO] [stderr] ...
[INFO] [stderr] 115 | /             is_valid = self.validate_all_check_digits(
[INFO] [stderr] 116 | |                 &document_number,
[INFO] [stderr] 117 | |                 &birthdate,
[INFO] [stderr] 118 | |                 &expiry_date,
[INFO] [stderr] 119 | |                 &optional_data,
[INFO] [stderr] 120 | |                 Some(&final_check_digit),
[INFO] [stderr] 121 | |             )?;
[INFO] [stderr]     | |______________- `is_valid` is overwritten here before the previous value is read
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `optional_data` is never read
[INFO] [stderr]    --> src/parser/td3.rs:91:43
[INFO] [stderr]     |
[INFO] [stderr]  91 |           let mut optional_data: MrzField = MrzField {
[INFO] [stderr]     |  ___________________________________________^
[INFO] [stderr]  92 | |             value: "".to_string(),
[INFO] [stderr]  93 | |             raw_value: "".to_string(),
[INFO] [stderr]  94 | |             check_digit: "".to_string(),
[INFO] [stderr]  95 | |             is_valid: true,
[INFO] [stderr]  96 | |         };
[INFO] [stderr]     | |_________^ this value is reassigned later and never used
[INFO] [stderr] ...
[INFO] [stderr] 113 |               optional_data = formatter.field(PersonalNumber, second_line, 28, 14, true)?;
[INFO] [stderr]     |               ------------- `optional_data` is overwritten here before the previous value is read
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `is_valid` is never read
[INFO] [stderr]    --> src/parser/td3.rs:105:34
[INFO] [stderr]     |
[INFO] [stderr] 105 |           let mut is_valid: bool = false;
[INFO] [stderr]     |                                    ^^^^^ this value is reassigned later and never used
[INFO] [stderr] ...
[INFO] [stderr] 117 | /             is_valid = self.validate_all_check_digits(
[INFO] [stderr] 118 | |                 &document_number,
[INFO] [stderr] 119 | |                 &birthdate,
[INFO] [stderr] 120 | |                 &expiry_date,
[INFO] [stderr] 121 | |                 &optional_data,
[INFO] [stderr] 122 | |                 Some(&final_check_digit),
[INFO] [stderr] 123 | |             )?;
[INFO] [stderr]     | |______________- `is_valid` is overwritten here before the previous value is read
[INFO] [stderr] 
[INFO] [stderr] warning: function `trimming_filler` is never used
[INFO] [stderr]   --> src/utils/utils.rs:70:8
[INFO] [stderr]    |
[INFO] [stderr] 70 | pub fn trimming_filler(input: &str) -> String {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Alphabetic` and `Numeric` are never constructed
[INFO] [stderr]   --> src/parser/field_formatter.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr]  5 | pub enum FieldType {
[INFO] [stderr]    |          --------- variants in this enum
[INFO] [stderr] ...
[INFO] [stderr] 16 |     Alphabetic,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 17 |     Numeric,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `FieldType` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: method `text` is never used
[INFO] [stderr]   --> src/parser/field_formatter.rs:88:8
[INFO] [stderr]    |
[INFO] [stderr] 26 | impl FieldFormatter {
[INFO] [stderr]    | ------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 88 |     fn text(&self, from: &str) -> String {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rs-mrz-parser` (lib) generated 7 warnings
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> src/utils/utils.rs:83:9
[INFO] [stderr]    |
[INFO] [stderr] 83 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser/td1.rs:129:13
[INFO] [stderr]     |
[INFO] [stderr] 129 |         let mut td1 = TD1::new();
[INFO] [stderr]     |             ----^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser/td2.rs:161:13
[INFO] [stderr]     |
[INFO] [stderr] 161 |         let mut td2 = TD2::new();
[INFO] [stderr]     |             ----^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser/td2.rs:175:13
[INFO] [stderr]     |
[INFO] [stderr] 175 |         let mut td2 = TD2::new();
[INFO] [stderr]     |             ----^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser/td3.rs:163:13
[INFO] [stderr]     |
[INFO] [stderr] 163 |         let mut td3 = TD3::new();
[INFO] [stderr]     |             ----^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser/td3.rs:177:13
[INFO] [stderr]     |
[INFO] [stderr] 177 |         let mut td3 = TD3::new();
[INFO] [stderr]     |             ----^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: `rs-mrz-parser` (lib test) generated 13 warnings (7 duplicates) (run `cargo fix --lib -p rs-mrz-parser --tests` to apply 6 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rs_mrz_parser-3a88f3f8f286120f)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test parser::td3::tests::test_parse_td3 ... ok
[INFO] [stdout] test parser::td1::tests::test_parse_td1 ... ok
[INFO] [stdout] test parser::td2::tests::test_parse_td2_visa ... ok
[INFO] [stdout] test parser::td2::tests::test_parse_td2 ... ok
[INFO] [stdout] test parser::td3::tests::test_parse_td3_visa ... ok
[INFO] [stdout] test tests::test_td1_str ... ok
[INFO] [stdout] test utils::utils::tests::test_is_value_valid ... ok
[INFO] [stdout] test tests::test_td1_vec ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rs_mrz_parser
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c6efe9f53635f3db1ced5e68dc04de26e3496b7f92256a3e242e1eba31f8dc0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6efe9f53635f3db1ced5e68dc04de26e3496b7f92256a3e242e1eba31f8dc0a", kill_on_drop: false }`
[INFO] [stdout] c6efe9f53635f3db1ced5e68dc04de26e3496b7f92256a3e242e1eba31f8dc0a
