[INFO] cloning repository https://github.com/yuniruyuni/hobby-linked-list
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yuniruyuni/hobby-linked-list" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuniruyuni%2Fhobby-linked-list", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuniruyuni%2Fhobby-linked-list'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c9fab1fb35b399c0159e4b3a9d3691711e5446a0
[INFO] testing yuniruyuni/hobby-linked-list against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuniruyuni%2Fhobby-linked-list" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yuniruyuni/hobby-linked-list on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/yuniruyuni/hobby-linked-list
[INFO] finished tweaking git repo https://github.com/yuniruyuni/hobby-linked-list
[INFO] tweaked toml for git repo https://github.com/yuniruyuni/hobby-linked-list written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/yuniruyuni/hobby-linked-list already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 346e98663ab756344391a0cef219d60d42c8b31388620dba31981eff13038847
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "346e98663ab756344391a0cef219d60d42c8b31388620dba31981eff13038847", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "346e98663ab756344391a0cef219d60d42c8b31388620dba31981eff13038847", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "346e98663ab756344391a0cef219d60d42c8b31388620dba31981eff13038847", kill_on_drop: false }`
[INFO] [stdout] 346e98663ab756344391a0cef219d60d42c8b31388620dba31981eff13038847
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0bdefe5b34d3a6559c5091df19c6ef3db991f69e40b44305d217a0bb2d74a23d
[INFO] running `Command { std: "docker" "start" "-a" "0bdefe5b34d3a6559c5091df19c6ef3db991f69e40b44305d217a0bb2d74a23d", kill_on_drop: false }`
[INFO] [stderr]    Compiling linked-list v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `pop_front`
[INFO] [stdout]   --> src/main.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn pop_front(&mut self) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `pop_back`
[INFO] [stdout]   --> src/main.rs:67:8
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn pop_back(&mut self) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.91s
[INFO] running `Command { std: "docker" "inspect" "0bdefe5b34d3a6559c5091df19c6ef3db991f69e40b44305d217a0bb2d74a23d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bdefe5b34d3a6559c5091df19c6ef3db991f69e40b44305d217a0bb2d74a23d", kill_on_drop: false }`
[INFO] [stdout] 0bdefe5b34d3a6559c5091df19c6ef3db991f69e40b44305d217a0bb2d74a23d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 12069474321d63bcf4277d4074d60d8f398fb8e15dc176c1f095aa00c952e3b2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "12069474321d63bcf4277d4074d60d8f398fb8e15dc176c1f095aa00c952e3b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling linked-list v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "12069474321d63bcf4277d4074d60d8f398fb8e15dc176c1f095aa00c952e3b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12069474321d63bcf4277d4074d60d8f398fb8e15dc176c1f095aa00c952e3b2", kill_on_drop: false }`
[INFO] [stdout] 12069474321d63bcf4277d4074d60d8f398fb8e15dc176c1f095aa00c952e3b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 197477ba22a6a44b6cbd91bce285676acc20d6c6e6b4dc39492c4859e8845eea
[INFO] running `Command { std: "docker" "start" "-a" "197477ba22a6a44b6cbd91bce285676acc20d6c6e6b4dc39492c4859e8845eea", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/linked_list-5272240e5067541e)
[INFO] [stdout] running 8 tests
[INFO] [stdout] test test::pop_back ... ok
[INFO] [stdout] test test::push_first_some ... ok
[INFO] [stdout] test test::push_front ... ok
[INFO] [stdout] test test::push_last_none ... ok
[INFO] [stdout] test test::push_first_none ... ok
[INFO] [stdout] test test::push_back ... ok
[INFO] [stdout] test test::push_last_some ... ok
[INFO] [stdout] test test::pop_front ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "197477ba22a6a44b6cbd91bce285676acc20d6c6e6b4dc39492c4859e8845eea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "197477ba22a6a44b6cbd91bce285676acc20d6c6e6b4dc39492c4859e8845eea", kill_on_drop: false }`
[INFO] [stdout] 197477ba22a6a44b6cbd91bce285676acc20d6c6e6b4dc39492c4859e8845eea