[INFO] cloning repository https://github.com/justinwoo/my-prompt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/justinwoo/my-prompt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjustinwoo%2Fmy-prompt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjustinwoo%2Fmy-prompt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 31fe91406eec9af103cecd8b99fb4a3c0feff65a
[INFO] testing justinwoo/my-prompt 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%2Fjustinwoo%2Fmy-prompt" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/justinwoo/my-prompt 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/justinwoo/my-prompt
[INFO] finished tweaking git repo https://github.com/justinwoo/my-prompt
[INFO] tweaked toml for git repo https://github.com/justinwoo/my-prompt written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/justinwoo/my-prompt 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", 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] 83642e4d1fc21797968cc6be0f7a18eaa1553924ac57bdf55b16cf2a286b7196
[INFO] running `Command { std: "docker" "start" "-a" "83642e4d1fc21797968cc6be0f7a18eaa1553924ac57bdf55b16cf2a286b7196", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83642e4d1fc21797968cc6be0f7a18eaa1553924ac57bdf55b16cf2a286b7196", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83642e4d1fc21797968cc6be0f7a18eaa1553924ac57bdf55b16cf2a286b7196", kill_on_drop: false }`
[INFO] [stdout] 83642e4d1fc21797968cc6be0f7a18eaa1553924ac57bdf55b16cf2a286b7196
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+beta-2022-04-10" "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] 40160e6b562d10b50334274713aeb8b56f93fc35a52255bc1b5f1b49467c0ab2
[INFO] running `Command { std: "docker" "start" "-a" "40160e6b562d10b50334274713aeb8b56f93fc35a52255bc1b5f1b49467c0ab2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.51
[INFO] [stderr]    Compiling termcolor v1.0.4 (https://github.com/justinwoo/termcolor?branch=non-printing-escape#eaf83d93)
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling curl-sys v0.4.17
[INFO] [stderr]    Compiling libssh2-sys v0.2.11
[INFO] [stderr]    Compiling libgit2-sys v0.7.11
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling openssl-sys v0.9.43
[INFO] [stderr]    Compiling git2 v0.8.0
[INFO] [stderr]    Compiling prompt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `repo`
[INFO] [stdout]   --> src/main.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |         Ok(repo) => println!("got repo"),
[INFO] [stdout]    |            ^^^^ help: if this is intentional, prefix it with an underscore: `_repo`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 23s
[INFO] running `Command { std: "docker" "inspect" "40160e6b562d10b50334274713aeb8b56f93fc35a52255bc1b5f1b49467c0ab2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40160e6b562d10b50334274713aeb8b56f93fc35a52255bc1b5f1b49467c0ab2", kill_on_drop: false }`
[INFO] [stdout] 40160e6b562d10b50334274713aeb8b56f93fc35a52255bc1b5f1b49467c0ab2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a247a79d0a40d9035265646a6e0ab794cbbac217ab3c5a4bdc7016584ffbccf
[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" "3a247a79d0a40d9035265646a6e0ab794cbbac217ab3c5a4bdc7016584ffbccf", kill_on_drop: false }`
[INFO] [stderr]    Compiling prompt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `repo`
[INFO] [stdout]   --> src/main.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |         Ok(repo) => println!("got repo"),
[INFO] [stdout]    |            ^^^^ help: if this is intentional, prefix it with an underscore: `_repo`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.07s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/prompt-63a2df063f80698a)
[INFO] running `Command { std: "docker" "inspect" "3a247a79d0a40d9035265646a6e0ab794cbbac217ab3c5a4bdc7016584ffbccf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a247a79d0a40d9035265646a6e0ab794cbbac217ab3c5a4bdc7016584ffbccf", kill_on_drop: false }`
[INFO] [stdout] 3a247a79d0a40d9035265646a6e0ab794cbbac217ab3c5a4bdc7016584ffbccf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] debc6ca1816fedb58d06cc60a249923975a1685c4d84e4930fb7c6429362b37e
[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" "debc6ca1816fedb58d06cc60a249923975a1685c4d84e4930fb7c6429362b37e", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `repo`
[INFO] [stdout] 
[INFO] [stderr]   --> src/main.rs:19:12
[INFO] [stdout] running 0 tests
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr] 19 |         Ok(repo) => println!("got repo"),
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    |            ^^^^ help: if this is intentional, prefix it with an underscore: `_repo`
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `prompt` (bin "prompt" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/prompt-63a2df063f80698a)
[INFO] running `Command { std: "docker" "inspect" "debc6ca1816fedb58d06cc60a249923975a1685c4d84e4930fb7c6429362b37e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "debc6ca1816fedb58d06cc60a249923975a1685c4d84e4930fb7c6429362b37e", kill_on_drop: false }`
[INFO] [stdout] debc6ca1816fedb58d06cc60a249923975a1685c4d84e4930fb7c6429362b37e