[INFO] cloning repository https://github.com/FlorentCLMichel/minigrep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FlorentCLMichel/minigrep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFlorentCLMichel%2Fminigrep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFlorentCLMichel%2Fminigrep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5ececa6be213b95d1412a6e9ac688a2a5327685f
[INFO] testing FlorentCLMichel/minigrep against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFlorentCLMichel%2Fminigrep" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/FlorentCLMichel/minigrep
[INFO] finished tweaking git repo https://github.com/FlorentCLMichel/minigrep
[INFO] tweaked toml for git repo https://github.com/FlorentCLMichel/minigrep written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/FlorentCLMichel/minigrep on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/FlorentCLMichel/minigrep 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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6dedb55728d121c6d03f9b68c62ecb00fc5ed71ab388a31d28744ba7e4683249
[INFO] running `Command { std: "docker" "start" "-a" "6dedb55728d121c6d03f9b68c62ecb00fc5ed71ab388a31d28744ba7e4683249", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6dedb55728d121c6d03f9b68c62ecb00fc5ed71ab388a31d28744ba7e4683249", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dedb55728d121c6d03f9b68c62ecb00fc5ed71ab388a31d28744ba7e4683249", kill_on_drop: false }`
[INFO] [stdout] 6dedb55728d121c6d03f9b68c62ecb00fc5ed71ab388a31d28744ba7e4683249
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] afa60f3c9a2996fea1346e3154dc177f4d457763ff00e0eac97649d354d864b0
[INFO] running `Command { std: "docker" "start" "-a" "afa60f3c9a2996fea1346e3154dc177f4d457763ff00e0eac97649d354d864b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling minigrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `fg` is never used
[INFO] [stdout]  --> src/style.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn fg(r: u8, g: u8, b: u8) {
[INFO] [stdout]   |        ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bg` is never used
[INFO] [stdout]   --> src/style.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn bg(r: u8, g: u8, b: u8) {
[INFO] [stdout]    |        ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `style` is never used
[INFO] [stdout]   --> src/style.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn style(style: u8) {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `reset` is never used
[INFO] [stdout]   --> src/style.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub fn reset() {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `add_bg` is never used
[INFO] [stdout]   --> src/style.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub fn add_bg(s: String, r: u8, g: u8, b: u8) -> String {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "afa60f3c9a2996fea1346e3154dc177f4d457763ff00e0eac97649d354d864b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afa60f3c9a2996fea1346e3154dc177f4d457763ff00e0eac97649d354d864b0", kill_on_drop: false }`
[INFO] [stdout] afa60f3c9a2996fea1346e3154dc177f4d457763ff00e0eac97649d354d864b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0d4c7eb5be164e9c3c0cf95c7c6669f600624a4e69f918ecb88c1bcd70056a5
[INFO] running `Command { std: "docker" "start" "-a" "e0d4c7eb5be164e9c3c0cf95c7c6669f600624a4e69f918ecb88c1bcd70056a5", kill_on_drop: false }`
[INFO] [stdout] warning: function `fg` is never used
[INFO] [stdout]  --> src/style.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn fg(r: u8, g: u8, b: u8) {
[INFO] [stdout]   |        ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling minigrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `bg` is never used
[INFO] [stdout]   --> src/style.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn bg(r: u8, g: u8, b: u8) {
[INFO] [stdout]    |        ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `style` is never used
[INFO] [stdout]   --> src/style.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn style(style: u8) {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `reset` is never used
[INFO] [stdout]   --> src/style.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub fn reset() {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `add_bg` is never used
[INFO] [stdout]   --> src/style.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub fn add_bg(s: String, r: u8, g: u8, b: u8) -> String {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `style`
[INFO] [stdout]    --> src/lib.rs:221:13
[INFO] [stdout]     |
[INFO] [stdout] 221 |         let style: u8 = 1;
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_style`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fg` is never used
[INFO] [stdout]  --> src/style.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn fg(r: u8, g: u8, b: u8) {
[INFO] [stdout]   |        ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bg` is never used
[INFO] [stdout]   --> src/style.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn bg(r: u8, g: u8, b: u8) {
[INFO] [stdout]    |        ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `style` is never used
[INFO] [stdout]   --> src/style.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn style(style: u8) {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `reset` is never used
[INFO] [stdout]   --> src/style.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub fn reset() {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `add_bg` is never used
[INFO] [stdout]   --> src/style.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub fn add_bg(s: String, r: u8, g: u8, b: u8) -> String {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "e0d4c7eb5be164e9c3c0cf95c7c6669f600624a4e69f918ecb88c1bcd70056a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0d4c7eb5be164e9c3c0cf95c7c6669f600624a4e69f918ecb88c1bcd70056a5", kill_on_drop: false }`
[INFO] [stdout] e0d4c7eb5be164e9c3c0cf95c7c6669f600624a4e69f918ecb88c1bcd70056a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 618a533f7d68277120a322e933df08f4c49dd8b8d1a87b453799498f6eb98de7
[INFO] running `Command { std: "docker" "start" "-a" "618a533f7d68277120a322e933df08f4c49dd8b8d1a87b453799498f6eb98de7", kill_on_drop: false }`
[INFO] [stderr] warning: function `fg` is never used
[INFO] [stderr]  --> src/style.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn fg(r: u8, g: u8, b: u8) {
[INFO] [stderr]   |        ^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `bg` is never used
[INFO] [stderr]   --> src/style.rs:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub fn bg(r: u8, g: u8, b: u8) {
[INFO] [stderr]    |        ^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `style` is never used
[INFO] [stderr]   --> src/style.rs:24:8
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub fn style(style: u8) {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `reset` is never used
[INFO] [stderr]   --> src/style.rs:29:8
[INFO] [stderr]    |
[INFO] [stderr] 29 | pub fn reset() {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `add_bg` is never used
[INFO] [stderr]   --> src/style.rs:39:8
[INFO] [stderr]    |
[INFO] [stderr] 39 | pub fn add_bg(s: String, r: u8, g: u8, b: u8) -> String {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `minigrep` (lib) generated 5 warnings
[INFO] [stderr] warning: unused variable: `style`
[INFO] [stderr]    --> src/lib.rs:221:13
[INFO] [stderr]     |
[INFO] [stderr] 221 |         let style: u8 = 1;
[INFO] [stderr]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_style`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `minigrep` (lib test) generated 6 warnings (5 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/minigrep-9b36f491ceec0324)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::search_1 ... ok
[INFO] [stdout] test tests::format_1 ... ok
[INFO] [stdout] test tests::search_2 ... ok
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/minigrep-232e1b7a6e8919ef)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests minigrep
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 27) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 12) ... FAILED
[INFO] [stdout] test src/lib.rs - format (line 169) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 27) stdout ----
[INFO] [stdout] error: expected one of `!` or `::`, found `you`
[INFO] [stdout]  --> src/lib.rs:28:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | minigrep you poem.txt 1
[INFO] [stdout]   |          ^^^ expected one of `!` or `::`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 12) stdout ----
[INFO] [stdout] error: expected one of `!` or `::`, found `query`
[INFO] [stdout]  --> src/lib.rs:13:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | minigrep query filename [style]
[INFO] [stdout]   |          ^^^^^ expected one of `!` or `::`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 12)
[INFO] [stdout]     src/lib.rs - (line 27)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.33s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "618a533f7d68277120a322e933df08f4c49dd8b8d1a87b453799498f6eb98de7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "618a533f7d68277120a322e933df08f4c49dd8b8d1a87b453799498f6eb98de7", kill_on_drop: false }`
[INFO] [stdout] 618a533f7d68277120a322e933df08f4c49dd8b8d1a87b453799498f6eb98de7
