[INFO] cloning repository https://github.com/tungbt94/grrs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tungbt94/grrs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftungbt94%2Fgrrs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftungbt94%2Fgrrs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f1fdf827ebd7b12f68949925c05187bf5ab60c8b
[INFO] testing tungbt94/grrs against nightly-2025-01-18 for randomize-layout-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftungbt94%2Fgrrs" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tungbt94/grrs on toolchain nightly-2025-01-18
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2025-01-18" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tungbt94/grrs
[INFO] finished tweaking git repo https://github.com/tungbt94/grrs
[INFO] tweaked toml for git repo https://github.com/tungbt94/grrs written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/tungbt94/grrs 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" "+nightly-2025-01-18" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded indicatif v0.11.0
[INFO] [stderr]   Downloaded assert_cmd v0.10.2
[INFO] [stderr]   Downloaded structopt v0.2.15
[INFO] [stderr]   Downloaded escargot v0.3.1
[INFO] [stderr]   Downloaded structopt-derive v0.2.15
[INFO] [stderr]   Downloaded backtrace v0.3.20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bf7c99614d1ef78f8471066aa58a20d5bb6bd989b6b8bed55f8ded103c5847c5
[INFO] running `Command { std: "docker" "start" "-a" "bf7c99614d1ef78f8471066aa58a20d5bb6bd989b6b8bed55f8ded103c5847c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf7c99614d1ef78f8471066aa58a20d5bb6bd989b6b8bed55f8ded103c5847c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf7c99614d1ef78f8471066aa58a20d5bb6bd989b6b8bed55f8ded103c5847c5", kill_on_drop: false }`
[INFO] [stdout] bf7c99614d1ef78f8471066aa58a20d5bb6bd989b6b8bed55f8ded103c5847c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18ecbddadaadf35dff2ff6b4b6ac99dcd5ebd54bffc7081952ef4154d5c19653
[INFO] running `Command { std: "docker" "start" "-a" "18ecbddadaadf35dff2ff6b4b6ac99dcd5ebd54bffc7081952ef4154d5c19653", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling libc v0.2.55
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-traits v0.2.7
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling regex v1.1.6
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]    Compiling regex-syntax v0.6.6
[INFO] [stderr]    Compiling parking_lot_core v0.5.0
[INFO] [stderr]    Compiling aho-corasick v0.7.3
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling serde v1.0.91
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling ryu v0.2.8
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling parking_lot v0.8.0
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling backtrace v0.3.20
[INFO] [stderr]    Compiling smallvec v0.6.9
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling lock_api v0.2.0
[INFO] [stderr]    Compiling escargot v0.3.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling rustc-demangle v0.1.14
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling predicates-core v1.0.0
[INFO] [stderr]    Compiling float-cmp v0.4.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling termios v0.3.1
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling clicolors-control v1.0.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling normalize-line-endings v0.2.2
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling treeline v0.1.0
[INFO] [stderr]    Compiling number_prefix v0.2.8
[INFO] [stderr]    Compiling predicates-tree v1.0.0
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.1
[INFO] [stderr]    Compiling tempfile v3.0.8
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling console v0.7.5
[INFO] [stderr]    Compiling predicates v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.91
[INFO] [stderr]    Compiling structopt-derive v0.2.15
[INFO] [stderr]    Compiling indicatif v0.11.0
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling exitfailure v0.5.1
[INFO] [stderr]    Compiling structopt v0.2.15
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling assert_cmd v0.10.2
[INFO] [stderr]    Compiling grrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/lib.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{self, Write};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/lib.rs:1:21
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{self, Write};
[INFO] [stdout]   |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/lib.rs:13:13
[INFO] [stdout]    |
[INFO] [stdout] 13 |             writeln!(writer, "{}", line);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/main.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let args = Cli {
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 40.70s
[INFO] running `Command { std: "docker" "inspect" "18ecbddadaadf35dff2ff6b4b6ac99dcd5ebd54bffc7081952ef4154d5c19653", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18ecbddadaadf35dff2ff6b4b6ac99dcd5ebd54bffc7081952ef4154d5c19653", kill_on_drop: false }`
[INFO] [stdout] 18ecbddadaadf35dff2ff6b4b6ac99dcd5ebd54bffc7081952ef4154d5c19653
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e68a65652ddcac90900cf9576b52926ecd1c076489ab4f72025330b7a5424855
[INFO] running `Command { std: "docker" "start" "-a" "e68a65652ddcac90900cf9576b52926ecd1c076489ab4f72025330b7a5424855", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/lib.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{self, Write};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling grrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/lib.rs:1:21
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{self, Write};
[INFO] [stdout]   |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/lib.rs:13:13
[INFO] [stdout]    |
[INFO] [stdout] 13 |             writeln!(writer, "{}", line);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/main.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let args = Cli {
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/lib.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{self, Write};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/main.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let args = Cli {
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/lib.rs:1:21
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{self, Write};
[INFO] [stdout]   |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> tests/cli.rs:8:42
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn file_doesnt_exist() -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]   |                                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn file_doesnt_exist() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]   |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/lib.rs:13:13
[INFO] [stdout]    |
[INFO] [stdout] 13 |             writeln!(writer, "{}", line);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/cli.rs:19:45
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn find_content_in_file() -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn find_content_in_file() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]    |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `Command { std: "docker" "inspect" "e68a65652ddcac90900cf9576b52926ecd1c076489ab4f72025330b7a5424855", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e68a65652ddcac90900cf9576b52926ecd1c076489ab4f72025330b7a5424855", kill_on_drop: false }`
[INFO] [stdout] e68a65652ddcac90900cf9576b52926ecd1c076489ab4f72025330b7a5424855
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 38a0e1b7b7ac87fabe5f6c05f4685ecc0175f6b04a391ad3abadaf4a30d55822
[INFO] running `Command { std: "docker" "start" "-a" "38a0e1b7b7ac87fabe5f6c05f4685ecc0175f6b04a391ad3abadaf4a30d55822", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `self`
[INFO] [stderr]  --> src/lib.rs:1:15
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::io::{self, Write};
[INFO] [stderr]   |               ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Write`
[INFO] [stderr]  --> src/lib.rs:1:21
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::io::{self, Write};
[INFO] [stderr]   |                     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/lib.rs:13:13
[INFO] [stderr]    |
[INFO] [stderr] 13 |             writeln!(writer, "{}", line);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `grrs` (lib) generated 3 warnings (run `cargo fix --lib -p grrs` to apply 1 suggestion)
[INFO] [stderr] warning: `grrs` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]   --> src/main.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |     let args = Cli {
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> tests/cli.rs:8:42
[INFO] [stderr]   |
[INFO] [stderr] 8 | fn file_doesnt_exist() -> Result<(), Box<std::error::Error>> {
[INFO] [stderr]   |                                          ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]   |
[INFO] [stderr] 8 | fn file_doesnt_exist() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stderr]   |                                          +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/cli.rs:19:45
[INFO] [stderr]    |
[INFO] [stderr] 19 | fn find_content_in_file() -> Result<(), Box<std::error::Error>> {
[INFO] [stderr]    |                                             ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 19 | fn find_content_in_file() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stderr]    |                                             +++
[INFO] [stderr] 
[INFO] [stderr] warning: `grrs` (bin "grrs") generated 1 warning
[INFO] [stderr] warning: `grrs` (bin "grrs" test) generated 1 warning (1 duplicate)
[INFO] [stderr] warning: `grrs` (test "cli") generated 2 warnings (run `cargo fix --test "cli"` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/grrs-bdf831068ee65f4e)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test find_a_match ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/grrs-e7fce5647de01e95)
[INFO] [stderr]      Running tests/cli.rs (/opt/rustwide/target/debug/deps/cli-e2f791a08cff8eb2)
[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 2 tests
[INFO] [stdout] test find_content_in_file ... FAILED
[INFO] [stdout] test file_doesnt_exist ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- find_content_in_file stdout ----
[INFO] [stdout] Error: CargoError { cause: Some(CargoError { kind: CommandFailed, context: Some("   Compiling autocfg v0.1.2\n   Compiling libc v0.2.55\n   Compiling proc-macro2 v0.4.30\n   Compiling unicode-xid v0.1.0\n   Compiling rand_core v0.4.0\n   Compiling syn v0.15.34\n   Compiling semver-parser v0.7.0\n   Compiling cfg-if v0.1.9\n   Compiling memchr v2.2.0\n   Compiling rand_core v0.3.1\n   Compiling lazy_static v1.3.0\n   Compiling rand_isaac v0.1.1\n   Compiling rand_hc v0.1.0\n   Compiling semver v0.9.0\n   Compiling rand_pcg v0.1.2\n   Compiling rand_chacha v0.1.1\n   Compiling rustc_version v0.2.3\n   Compiling num-traits v0.2.7\n   Compiling rand v0.6.5\n   Compiling rand_xorshift v0.1.1\n   Compiling rand_jitter v0.1.4\n   Compiling regex v1.1.6\n   Compiling cc v1.0.37\n   Compiling ucd-util v0.1.3\n   Compiling parking_lot_core v0.5.0\n   Compiling rand_os v0.1.3\n   Compiling aho-corasick v0.7.3\n   Compiling quote v0.6.12\n   Compiling regex-syntax v0.6.6\n   Compiling thread_local v0.3.6\n   Compiling ryu v0.2.8\n   Compiling unicode-width v0.1.5\nrustc-LLVM ERROR: IO failure on output stream: No space left on device\nerror: could not compile `unicode-width` (lib)\n\nCaused by:\n  No space left on device (os error 28)\n\nCaused by:\n  failed to parse process output: `/opt/rustwide/rustup-home/toolchains/nightly-2025-01-18-x86_64-unknown-linux-gnu/bin/rustc --crate-name unicode_width --edition=2015 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/unicode-width-0.1.5/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature=\"default\"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values(\"bench\", \"default\", \"no_std\"))' -C metadata=a60e47d8f3447067 -C extra-filename=-cc0fb57ff025663d --out-dir /opt/rustwide/target/x86_64-unknown-linux-gnu/debug/deps --target x86_64-unknown-linux-gnu -L dependency=/opt/rustwide/target/x86_64-unknown-linux-gnu/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid` (exit status: 101)\nwarning: build failed, waiting for other jobs to finish...\nrustc-LLVM ERROR: IO failure on output stream: No space left on device\nerror: could not compile `proc-macro2` (lib) due to 1 previous error\nerror: could not parse/generate dep info at: /opt/rustwide/target/x86_64-unknown-linux-gnu/debug/deps/aho_corasick-4fb251f213dc6348.d\n\nCaused by:\n  failed to write `/opt/rustwide/target/x86_64-unknown-linux-gnu/debug/.fingerprint/aho-corasick-4fb251f213dc6348/dep-lib-aho_corasick`\n\nCaused by:\n  No space left on device (os error 28)\nerror: could not compile `cc` (lib)\n\nCaused by:\n  No space left on device (os error 28)\n\nCaused by:\n  failed to parse process output: `/opt/rustwide/rustup-home/toolchains/nightly-2025-01-18-x86_64-unknown-linux-gnu/bin/rustc --crate-name cc --edition=2015 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cc-1.0.37/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values(\"parallel\", \"rayon\"))' -C metadata=74fd2c9c6165e095 -C extra-filename=-2aaf02d076a51bcb --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (exit status: 101)\nerror: could not compile `ryu` (build script) due to 1 previous error\n"), cause: None }) }
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     find_content_in_file
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 47.42s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test cli`
[INFO] running `Command { std: "docker" "inspect" "38a0e1b7b7ac87fabe5f6c05f4685ecc0175f6b04a391ad3abadaf4a30d55822", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38a0e1b7b7ac87fabe5f6c05f4685ecc0175f6b04a391ad3abadaf4a30d55822", kill_on_drop: false }`
[INFO] [stdout] 38a0e1b7b7ac87fabe5f6c05f4685ecc0175f6b04a391ad3abadaf4a30d55822
