[INFO] cloning repository https://github.com/mikenomitch/tree
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mikenomitch/tree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmikenomitch%2Ftree", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmikenomitch%2Ftree'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 13ac4d4ecc842e36eff91dfe41c2af2dca558416
[INFO] testing mikenomitch/tree against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmikenomitch%2Ftree" "/workspace/builds/worker-25/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-25/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mikenomitch/tree on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mikenomitch/tree
[INFO] finished tweaking git repo https://github.com/mikenomitch/tree
[INFO] tweaked toml for git repo https://github.com/mikenomitch/tree written to /workspace/builds/worker-25/source/Cargo.toml
[INFO] crate git repo https://github.com/mikenomitch/tree already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d51bcd6f0e1f60b0fbbb17ebea7e2c5ec7ecedbcb23aafb5d8497d524c80e7ca
[INFO] running `Command { std: "docker" "start" "-a" "d51bcd6f0e1f60b0fbbb17ebea7e2c5ec7ecedbcb23aafb5d8497d524c80e7ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d51bcd6f0e1f60b0fbbb17ebea7e2c5ec7ecedbcb23aafb5d8497d524c80e7ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d51bcd6f0e1f60b0fbbb17ebea7e2c5ec7ecedbcb23aafb5d8497d524c80e7ca", kill_on_drop: false }`
[INFO] [stdout] d51bcd6f0e1f60b0fbbb17ebea7e2c5ec7ecedbcb23aafb5d8497d524c80e7ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3da005699a12bef040e108ba4a4da6b5a8b2091c5627ef710c26c18d4f7b61b6
[INFO] running `Command { std: "docker" "start" "-a" "3da005699a12bef040e108ba4a4da6b5a8b2091c5627ef710c26c18d4f7b61b6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.47
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling colored v1.7.0
[INFO] [stderr]    Compiling rand v0.4.5
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/main.rs:7:27
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn get_end(path: &str) -> (&str) {
[INFO] [stdout]   |                           ^    ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 7 - fn get_end(path: &str) -> (&str) {
[INFO] [stdout] 7 + fn get_end(path: &str) -> &str {
[INFO] [stdout]   | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.08s
[INFO] running `Command { std: "docker" "inspect" "3da005699a12bef040e108ba4a4da6b5a8b2091c5627ef710c26c18d4f7b61b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3da005699a12bef040e108ba4a4da6b5a8b2091c5627ef710c26c18d4f7b61b6", kill_on_drop: false }`
[INFO] [stdout] 3da005699a12bef040e108ba4a4da6b5a8b2091c5627ef710c26c18d4f7b61b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4bb6029cbbf3f5ac7fa5b5c1e8775502c6e8c6f7f61502f3025abe93e5fd8150
[INFO] running `Command { std: "docker" "start" "-a" "4bb6029cbbf3f5ac7fa5b5c1e8775502c6e8c6f7f61502f3025abe93e5fd8150", kill_on_drop: false }`
[INFO] [stderr]    Compiling tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/main.rs:7:27
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn get_end(path: &str) -> (&str) {
[INFO] [stdout]   |                           ^    ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 7 - fn get_end(path: &str) -> (&str) {
[INFO] [stdout] 7 + fn get_end(path: &str) -> &str {
[INFO] [stdout]   | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.38s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/tree-36dbfec208de068b)
[INFO] running `Command { std: "docker" "inspect" "4bb6029cbbf3f5ac7fa5b5c1e8775502c6e8c6f7f61502f3025abe93e5fd8150", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bb6029cbbf3f5ac7fa5b5c1e8775502c6e8c6f7f61502f3025abe93e5fd8150", kill_on_drop: false }`
[INFO] [stdout] 4bb6029cbbf3f5ac7fa5b5c1e8775502c6e8c6f7f61502f3025abe93e5fd8150
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d6b7320ab0619497a907636cf1314ce89f37f58b4c8beb4369d28483964a58b7
[INFO] running `Command { std: "docker" "start" "-a" "d6b7320ab0619497a907636cf1314ce89f37f58b4c8beb4369d28483964a58b7", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]  --> src/main.rs:7:27
[INFO] [stderr]   |
[INFO] [stderr] 7 | fn get_end(path: &str) -> (&str) {
[INFO] [stderr]   |                           ^    ^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]   |
[INFO] [stderr] 7 - fn get_end(path: &str) -> (&str) {
[INFO] [stderr] 7 + fn get_end(path: &str) -> &str {
[INFO] [stderr]   | 
[INFO] [stderr] 
[INFO] [stderr] warning: `tree` (bin "tree" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/tree-36dbfec208de068b)
[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] running `Command { std: "docker" "inspect" "d6b7320ab0619497a907636cf1314ce89f37f58b4c8beb4369d28483964a58b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6b7320ab0619497a907636cf1314ce89f37f58b4c8beb4369d28483964a58b7", kill_on_drop: false }`
[INFO] [stdout] d6b7320ab0619497a907636cf1314ce89f37f58b4c8beb4369d28483964a58b7