[INFO] cloning repository https://github.com/Navrin/advalg-a1-lz77
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Navrin/advalg-a1-lz77" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNavrin%2Fadvalg-a1-lz77", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNavrin%2Fadvalg-a1-lz77'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 780b7d1d11f7ba5c87865efc1b3075630ffca07e
[INFO] checking Navrin/advalg-a1-lz77 against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNavrin%2Fadvalg-a1-lz77" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Navrin/advalg-a1-lz77
[INFO] finished tweaking git repo https://github.com/Navrin/advalg-a1-lz77
[INFO] tweaked toml for git repo https://github.com/Navrin/advalg-a1-lz77 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Navrin/advalg-a1-lz77 on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Navrin/advalg-a1-lz77 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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ca66edcb0bbe590778717e31516c13013836ace74cf22897499a0107362dc126
[INFO] running `Command { std: "docker" "start" "-a" "ca66edcb0bbe590778717e31516c13013836ace74cf22897499a0107362dc126", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca66edcb0bbe590778717e31516c13013836ace74cf22897499a0107362dc126", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca66edcb0bbe590778717e31516c13013836ace74cf22897499a0107362dc126", kill_on_drop: false }`
[INFO] [stdout] ca66edcb0bbe590778717e31516c13013836ace74cf22897499a0107362dc126
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db8d11322b212887fb119a139622341be78b10abf1e9099bcbf29fa6e505bcdd
[INFO] running `Command { std: "docker" "start" "-a" "db8d11322b212887fb119a139622341be78b10abf1e9099bcbf29fa6e505bcdd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling proc-macro2 v1.0.68
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling rustix v0.38.17
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]     Checking anstyle-parse v0.2.2
[INFO] [stderr]     Checking linux-raw-sys v0.4.8
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]     Checking anstyle v1.0.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
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[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]     Checking anstream v0.6.4
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking clap_lex v0.5.1
[INFO] [stderr]     Checking aho-corasick v1.1.1
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling virtue v0.0.13
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]     Checking clap_builder v4.4.6
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking termcolor v1.3.0
[INFO] [stderr]    Compiling bincode_derive v2.0.0-rc.3
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]     Checking regex-automata v0.3.9
[INFO] [stderr]     Checking slice-deque v0.3.0
[INFO] [stderr]     Checking rand_distr v0.4.3
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking bincode v2.0.0-rc.3
[INFO] [stderr]     Checking regex v1.9.6
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]    Compiling clap_derive v4.4.2
[INFO] [stderr]     Checking clap v4.4.6
[INFO] [stderr]     Checking advalg-a1-lz77 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `error` and `info`
[INFO] [stdout]   --> src/main.rs:14:18
[INFO] [stdout]    |
[INFO] [stdout] 14 | use log::{debug, error, info};
[INFO] [stdout]    |                  ^^^^^  ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error` and `info`
[INFO] [stdout]   --> src/main.rs:14:18
[INFO] [stdout]    |
[INFO] [stdout] 14 | use log::{debug, error, info};
[INFO] [stdout]    |                  ^^^^^  ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `from_tuple` are never used
[INFO] [stdout]   --> src/main.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl CompressionTuple {
[INFO] [stdout]    | --------------------- associated functions in this implementation
[INFO] [stdout] 29 |     fn new(pos: usize, len: usize, next: char) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     fn from_tuple((pos, len, next): (usize, usize, char)) -> Self {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/main.rs:49:26
[INFO] [stdout]    |
[INFO] [stdout] 49 |     DictionaryUndersized(String),
[INFO] [stdout]    |     -------------------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ErrorTypes` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 49 -     DictionaryUndersized(String),
[INFO] [stdout] 49 +     DictionaryUndersized(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `InitialUndersized` is never constructed
[INFO] [stdout]   --> src/main.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 47 | enum ErrorTypes {
[INFO] [stdout]    |      ---------- variant in this enum
[INFO] [stdout] 48 |     InitialUndersized,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ErrorTypes` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `push_many` and `prepare_advancement` are never used
[INFO] [stdout]    --> src/main.rs:132:12
[INFO] [stdout]     |
[INFO] [stdout]  77 | impl<T: Clone + Copy> SlidingWindowArray<T> {
[INFO] [stdout]     | ------------------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 132 |     pub fn push_many(&mut self, values: Vec<T>) -> Vec<Option<T>> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 |     pub fn prepare_advancement(&mut self, n: usize) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: feature `iter_next_chunk` is declared but not used
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(iter_next_chunk, buf_read_has_data_left)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: feature `buf_read_has_data_left` is declared but not used
[INFO] [stdout]  --> src/main.rs:1:29
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(iter_next_chunk, buf_read_has_data_left)]
[INFO] [stdout]   |                             ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_tuple` is never used
[INFO] [stdout]   --> src/main.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl CompressionTuple {
[INFO] [stdout]    | --------------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 32 |     fn from_tuple((pos, len, next): (usize, usize, char)) -> Self {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/main.rs:49:26
[INFO] [stdout]    |
[INFO] [stdout] 49 |     DictionaryUndersized(String),
[INFO] [stdout]    |     -------------------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ErrorTypes` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 49 -     DictionaryUndersized(String),
[INFO] [stdout] 49 +     DictionaryUndersized(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `InitialUndersized` is never constructed
[INFO] [stdout]   --> src/main.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 47 | enum ErrorTypes {
[INFO] [stdout]    |      ---------- variant in this enum
[INFO] [stdout] 48 |     InitialUndersized,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ErrorTypes` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `push_many` and `prepare_advancement` are never used
[INFO] [stdout]    --> src/main.rs:132:12
[INFO] [stdout]     |
[INFO] [stdout]  77 | impl<T: Clone + Copy> SlidingWindowArray<T> {
[INFO] [stdout]     | ------------------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 132 |     pub fn push_many(&mut self, values: Vec<T>) -> Vec<Option<T>> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 |     pub fn prepare_advancement(&mut self, n: usize) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new_custom` is never used
[INFO] [stdout]    --> src/main.rs:511:12
[INFO] [stdout]     |
[INFO] [stdout] 471 |     impl Setup {
[INFO] [stdout]     |     ---------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 511 |         fn new_custom(phrase: &str) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: feature `buf_read_has_data_left` is declared but not used
[INFO] [stdout]  --> src/main.rs:1:29
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(iter_next_chunk, buf_read_has_data_left)]
[INFO] [stdout]   |                             ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.18s
[INFO] running `Command { std: "docker" "inspect" "db8d11322b212887fb119a139622341be78b10abf1e9099bcbf29fa6e505bcdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db8d11322b212887fb119a139622341be78b10abf1e9099bcbf29fa6e505bcdd", kill_on_drop: false }`
[INFO] [stdout] db8d11322b212887fb119a139622341be78b10abf1e9099bcbf29fa6e505bcdd
