[INFO] cloning repository https://github.com/stanzhengdev/recurse-cli-old
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stanzhengdev/recurse-cli-old" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstanzhengdev%2Frecurse-cli-old", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstanzhengdev%2Frecurse-cli-old'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b577a611d9ce46821651c2d5374af3ba4ea1908c
[INFO] testing stanzhengdev/recurse-cli-old against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstanzhengdev%2Frecurse-cli-old" "/workspace/builds/worker-53/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-53/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/stanzhengdev/recurse-cli-old on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/stanzhengdev/recurse-cli-old
[INFO] finished tweaking git repo https://github.com/stanzhengdev/recurse-cli-old
[INFO] tweaked toml for git repo https://github.com/stanzhengdev/recurse-cli-old written to /workspace/builds/worker-53/source/Cargo.toml
[INFO] crate git repo https://github.com/stanzhengdev/recurse-cli-old already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded clap v2.18.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8dd1e289b2e1d124ac601e3cbe7bc514618733d3f08a792ef0e00d95ca8ea7d7
[INFO] running `Command { std: "docker" "start" "-a" "8dd1e289b2e1d124ac601e3cbe7bc514618733d3f08a792ef0e00d95ca8ea7d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8dd1e289b2e1d124ac601e3cbe7bc514618733d3f08a792ef0e00d95ca8ea7d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8dd1e289b2e1d124ac601e3cbe7bc514618733d3f08a792ef0e00d95ca8ea7d7", kill_on_drop: false }`
[INFO] [stdout] 8dd1e289b2e1d124ac601e3cbe7bc514618733d3f08a792ef0e00d95ca8ea7d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5801a3cf0d641a51c563f0deec1f86807816a1d73ce321d131fe8f27c1980cac
[INFO] running `Command { std: "docker" "start" "-a" "5801a3cf0d641a51c563f0deec1f86807816a1d73ce321d131fe8f27c1980cac", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.17
[INFO] [stderr]    Compiling strsim v0.5.1
[INFO] [stderr]    Compiling vec_map v0.6.0
[INFO] [stderr]    Compiling unicode-width v0.1.3
[INFO] [stderr]    Compiling ansi_term v0.9.0
[INFO] [stderr]    Compiling unicode-segmentation v0.1.2
[INFO] [stderr]    Compiling term_size v0.2.1
[INFO] [stderr]    Compiling clap v2.18.0
[INFO] [stderr]    Compiling recurse-cli v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `matches`
[INFO] [stdout]  --> src/main.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let matches = App::new("Recurse")
[INFO] [stdout]   |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches`
[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 09s
[INFO] running `Command { std: "docker" "inspect" "5801a3cf0d641a51c563f0deec1f86807816a1d73ce321d131fe8f27c1980cac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5801a3cf0d641a51c563f0deec1f86807816a1d73ce321d131fe8f27c1980cac", kill_on_drop: false }`
[INFO] [stdout] 5801a3cf0d641a51c563f0deec1f86807816a1d73ce321d131fe8f27c1980cac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 055c46ecb6790f435d583ce2d4a8c43014401a8bcb07e86c2cab787b64935218
[INFO] running `Command { std: "docker" "start" "-a" "055c46ecb6790f435d583ce2d4a8c43014401a8bcb07e86c2cab787b64935218", kill_on_drop: false }`
[INFO] [stderr]    Compiling recurse-cli v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `matches`
[INFO] [stdout]  --> src/main.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let matches = App::new("Recurse")
[INFO] [stdout]   |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches`
[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 0.55s
[INFO] running `Command { std: "docker" "inspect" "055c46ecb6790f435d583ce2d4a8c43014401a8bcb07e86c2cab787b64935218", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "055c46ecb6790f435d583ce2d4a8c43014401a8bcb07e86c2cab787b64935218", kill_on_drop: false }`
[INFO] [stdout] 055c46ecb6790f435d583ce2d4a8c43014401a8bcb07e86c2cab787b64935218
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 20fb1961977a4be42aa06ebf21f06364e69533f8ce36c94afd2a4b9ba883651b
[INFO] running `Command { std: "docker" "start" "-a" "20fb1961977a4be42aa06ebf21f06364e69533f8ce36c94afd2a4b9ba883651b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused variable: `matches`
[INFO] [stderr]  --> src/main.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let matches = App::new("Recurse")
[INFO] [stderr]   |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `recurse-cli` (bin "recurse-cli" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.48s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/recurse_cli-b60f40802e76ba77)
[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" "20fb1961977a4be42aa06ebf21f06364e69533f8ce36c94afd2a4b9ba883651b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20fb1961977a4be42aa06ebf21f06364e69533f8ce36c94afd2a4b9ba883651b", kill_on_drop: false }`
[INFO] [stdout] 20fb1961977a4be42aa06ebf21f06364e69533f8ce36c94afd2a4b9ba883651b