[INFO] updating cached repository https://github.com/8bittree/furry-parakeet
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/8bittree/furry-parakeet
[INFO] [stderr]    99ef049..194dd5b  master     -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 194dd5bf902d96c2eb4280b73eddf34d48e6b2b6
[INFO] testing 8bittree/furry-parakeet against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F8bittree%2Ffurry-parakeet" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/8bittree/furry-parakeet on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/8bittree/furry-parakeet
[INFO] finished tweaking git repo https://github.com/8bittree/furry-parakeet
[INFO] tweaked toml for git repo https://github.com/8bittree/furry-parakeet written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/8bittree/furry-parakeet already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a0c38bbb3e370b40e15419e6808f273bb140f575ee85ea78d6267605cb993f86
[INFO] running `"docker" "start" "-a" "a0c38bbb3e370b40e15419e6808f273bb140f575ee85ea78d6267605cb993f86"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling furry-parakeet v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `matches`
[INFO] [stderr]  --> src/main.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 7 |     let matches = App::new("furry-parakeet")
[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: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.89s
[INFO] running `"docker" "inspect" "a0c38bbb3e370b40e15419e6808f273bb140f575ee85ea78d6267605cb993f86"`
[INFO] running `"docker" "rm" "-f" "a0c38bbb3e370b40e15419e6808f273bb140f575ee85ea78d6267605cb993f86"`
[INFO] [stdout] a0c38bbb3e370b40e15419e6808f273bb140f575ee85ea78d6267605cb993f86
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2d2dcc12db21680b341bbffee1b9d07fa6e015b1acd6a828b1a8b5a0397f6272
[INFO] running `"docker" "start" "-a" "2d2dcc12db21680b341bbffee1b9d07fa6e015b1acd6a828b1a8b5a0397f6272"`
[INFO] [stderr]    Compiling furry-parakeet v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `matches`
[INFO] [stderr]  --> src/main.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 7 |     let matches = App::new("furry-parakeet")
[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: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `"docker" "inspect" "2d2dcc12db21680b341bbffee1b9d07fa6e015b1acd6a828b1a8b5a0397f6272"`
[INFO] running `"docker" "rm" "-f" "2d2dcc12db21680b341bbffee1b9d07fa6e015b1acd6a828b1a8b5a0397f6272"`
[INFO] [stdout] 2d2dcc12db21680b341bbffee1b9d07fa6e015b1acd6a828b1a8b5a0397f6272
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stdout] 8f39c3b3cd6a5c8e8ac47ad1329c3337629e86d3a8535a9cf8aec9e2365248e2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "8f39c3b3cd6a5c8e8ac47ad1329c3337629e86d3a8535a9cf8aec9e2365248e2"`
[INFO] [stderr] warning: unused variable: `matches`
[INFO] [stderr]  --> src/main.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 7 |     let matches = App::new("furry-parakeet")
[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: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/furry_parakeet-3176f65f9d6f1d2d
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "8f39c3b3cd6a5c8e8ac47ad1329c3337629e86d3a8535a9cf8aec9e2365248e2"`
[INFO] running `"docker" "rm" "-f" "8f39c3b3cd6a5c8e8ac47ad1329c3337629e86d3a8535a9cf8aec9e2365248e2"`
[INFO] [stdout] 8f39c3b3cd6a5c8e8ac47ad1329c3337629e86d3a8535a9cf8aec9e2365248e2