[INFO] cloning repository https://github.com/zidoshare/simple-log-viewer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zidoshare/simple-log-viewer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzidoshare%2Fsimple-log-viewer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzidoshare%2Fsimple-log-viewer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 17cb38eb00a9d6b192f9d04ec2b7f6afff714ebe
[INFO] checking zidoshare/simple-log-viewer against eca445e5ae4a6679cc27d3a09106ce245e13a5a6 for pr-162478
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzidoshare%2Fsimple-log-viewer" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/zidoshare/simple-log-viewer
[INFO] finished tweaking git repo https://github.com/zidoshare/simple-log-viewer
[INFO] tweaked toml for git repo https://github.com/zidoshare/simple-log-viewer written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/zidoshare/simple-log-viewer on toolchain eca445e5ae4a6679cc27d3a09106ce245e13a5a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/zidoshare/simple-log-viewer 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" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded utf8parse v0.2.0
[INFO] [stderr]   Downloaded dirs v3.0.1
[INFO] [stderr]   Downloaded cc v1.0.65
[INFO] [stderr]   Downloaded regex v1.4.2
[INFO] [stderr]   Downloaded rustyline v7.0.0
[INFO] [stderr]   Downloaded regex-syntax v0.6.21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 21d601f92814e35d952fad4caa6721b12db70258b57afb3730da95301819e6fa
[INFO] running `Command { std: "docker" "start" "21d601f92814e35d952fad4caa6721b12db70258b57afb3730da95301819e6fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21d601f92814e35d952fad4caa6721b12db70258b57afb3730da95301819e6fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "21d601f92814e35d952fad4caa6721b12db70258b57afb3730da95301819e6fa" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21d601f92814e35d952fad4caa6721b12db70258b57afb3730da95301819e6fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "21d601f92814e35d952fad4caa6721b12db70258b57afb3730da95301819e6fa" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking unicode-segmentation v1.7.1
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking nix v0.19.1
[INFO] [stderr]     Checking dirs v3.0.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking slv_core v0.1.0 (/opt/rustwide/workdir/core)
[INFO] [stdout] warning: struct `RegexMatcher` is never constructed
[INFO] [stdout]   --> core/src/fr.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | struct RegexMatcher {
[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 `buf` is never read
[INFO] [stdout]   --> core/src/fr.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub struct Searcher<'a> {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 50 |     buf: &'a [u8],
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `file` is never read
[INFO] [stdout]   --> core/src/fr.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub struct LogMap {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 65 |     file: File,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> core/src/fr.rs:54:34
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn new(buf: &'a [u8]) -> Searcher {
[INFO] [stdout]    |                      --          ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn new(buf: &'a [u8]) -> Searcher<'a> {
[INFO] [stdout]    |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RegexMatcher` is never constructed
[INFO] [stdout]   --> core/src/fr.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | struct RegexMatcher {
[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 `buf` is never read
[INFO] [stdout]   --> core/src/fr.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub struct Searcher<'a> {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 50 |     buf: &'a [u8],
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `file` is never read
[INFO] [stdout]   --> core/src/fr.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub struct LogMap {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 65 |     file: File,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> core/src/fr.rs:54:34
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn new(buf: &'a [u8]) -> Searcher {
[INFO] [stdout]    |                      --          ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn new(buf: &'a [u8]) -> Searcher<'a> {
[INFO] [stdout]    |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rustyline v7.0.0
[INFO] [stderr]     Checking slv v0.1.0 (/opt/rustwide/workdir/cli)
[INFO] [stdout] warning: unused import: `Completer`
[INFO] [stdout]  --> cli/src/readline.rs:1:29
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rustyline::completion::{Completer, FilenameCompleter};
[INFO] [stdout]   |                             ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_readline` is never used
[INFO] [stdout]  --> cli/src/main.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn create_readline() {}
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RLHelper` is never constructed
[INFO] [stdout]  --> cli/src/readline.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct RLHelper {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LineHighligter` is never constructed
[INFO] [stdout]  --> cli/src/readline.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct LineHighligter {}
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Completer`
[INFO] [stdout]  --> cli/src/readline.rs:1:29
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rustyline::completion::{Completer, FilenameCompleter};
[INFO] [stdout]   |                             ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_readline` is never used
[INFO] [stdout]  --> cli/src/main.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn create_readline() {}
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RLHelper` is never constructed
[INFO] [stdout]  --> cli/src/readline.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct RLHelper {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LineHighligter` is never constructed
[INFO] [stdout]  --> cli/src/readline.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct LineHighligter {}
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: unused dependency `slv_core`
[INFO] [stderr]   --> cli/Cargo.toml:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | slv_core = {version = "0.1.0", path="../core"}
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `slv_core`
[INFO] [stderr] warning: `slv` (manifest) generated 1 warning
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.13s
[INFO] running `Command { std: "docker" "inspect" "21d601f92814e35d952fad4caa6721b12db70258b57afb3730da95301819e6fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21d601f92814e35d952fad4caa6721b12db70258b57afb3730da95301819e6fa", kill_on_drop: false }`
[INFO] [stdout] 21d601f92814e35d952fad4caa6721b12db70258b57afb3730da95301819e6fa
