[INFO] cloning repository https://github.com/joeyrosztoczy/noobgrep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/joeyrosztoczy/noobgrep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoeyrosztoczy%2Fnoobgrep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoeyrosztoczy%2Fnoobgrep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3ab51c15a4b9d579ca2afc1489349b840633704f
[INFO] testing joeyrosztoczy/noobgrep against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoeyrosztoczy%2Fnoobgrep" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/joeyrosztoczy/noobgrep on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/joeyrosztoczy/noobgrep
[INFO] finished tweaking git repo https://github.com/joeyrosztoczy/noobgrep
[INFO] tweaked toml for git repo https://github.com/joeyrosztoczy/noobgrep written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/joeyrosztoczy/noobgrep already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: workspaces
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f567bb20e1203e542041e1a990bea797723057c75a55e08c9f0c807cd9c7d464
[INFO] running `Command { std: "docker" "start" "-a" "f567bb20e1203e542041e1a990bea797723057c75a55e08c9f0c807cd9c7d464", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f567bb20e1203e542041e1a990bea797723057c75a55e08c9f0c807cd9c7d464", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f567bb20e1203e542041e1a990bea797723057c75a55e08c9f0c807cd9c7d464", kill_on_drop: false }`
[INFO] [stdout] f567bb20e1203e542041e1a990bea797723057c75a55e08c9f0c807cd9c7d464
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 431dd6728ff6ac1ccc0a336dd072d28f6d0c39cfc2e2b561e8b7b0c590e2e4e2
[INFO] running `Command { std: "docker" "start" "-a" "431dd6728ff6ac1ccc0a336dd072d28f6d0c39cfc2e2b561e8b7b0c590e2e4e2", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: workspaces
[INFO] [stderr]    Compiling search v0.1.0 (/opt/rustwide/workdir/search)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> search/src/lib.rs:6:46
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn run(config: Config) -> Result<(), Box<Error>> {
[INFO] [stdout]   |                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling noobgrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "431dd6728ff6ac1ccc0a336dd072d28f6d0c39cfc2e2b561e8b7b0c590e2e4e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "431dd6728ff6ac1ccc0a336dd072d28f6d0c39cfc2e2b561e8b7b0c590e2e4e2", kill_on_drop: false }`
[INFO] [stdout] 431dd6728ff6ac1ccc0a336dd072d28f6d0c39cfc2e2b561e8b7b0c590e2e4e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7bec2df1e76238c069d51e8ab5adfcb26713da53620c0d5a5ed4f7071a4aabbf
[INFO] running `Command { std: "docker" "start" "-a" "7bec2df1e76238c069d51e8ab5adfcb26713da53620c0d5a5ed4f7071a4aabbf", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: workspaces
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> search/src/lib.rs:6:46
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn run(config: Config) -> Result<(), Box<Error>> {
[INFO] [stdout]   |                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling noobgrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `Command { std: "docker" "inspect" "7bec2df1e76238c069d51e8ab5adfcb26713da53620c0d5a5ed4f7071a4aabbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bec2df1e76238c069d51e8ab5adfcb26713da53620c0d5a5ed4f7071a4aabbf", kill_on_drop: false }`
[INFO] [stdout] 7bec2df1e76238c069d51e8ab5adfcb26713da53620c0d5a5ed4f7071a4aabbf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2eeb59e6b37e3075d4f3c1e44bab8bbd1051241fdc6e26cce558540b94b9992f
[INFO] running `Command { std: "docker" "start" "-a" "2eeb59e6b37e3075d4f3c1e44bab8bbd1051241fdc6e26cce558540b94b9992f", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: workspaces
[INFO] [stdout] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> search/src/lib.rs:6:46
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 6 | pub fn run(config: Config) -> Result<(), Box<Error>> {
[INFO] [stdout] 
[INFO] [stderr]   |                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: `search` (lib) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/noobgrep-ae23e442553110d3)
[INFO] running `Command { std: "docker" "inspect" "2eeb59e6b37e3075d4f3c1e44bab8bbd1051241fdc6e26cce558540b94b9992f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2eeb59e6b37e3075d4f3c1e44bab8bbd1051241fdc6e26cce558540b94b9992f", kill_on_drop: false }`
[INFO] [stdout] 2eeb59e6b37e3075d4f3c1e44bab8bbd1051241fdc6e26cce558540b94b9992f