[INFO] updating cached repository https://github.com/aok17/cat
[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] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7fa70d85a141584a6f7eb234d1f488b3ebc267b3
[INFO] testing aok17/cat against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faok17%2Fcat" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aok17/cat 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/aok17/cat
[INFO] finished tweaking git repo https://github.com/aok17/cat
[INFO] tweaked toml for git repo https://github.com/aok17/cat written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/aok17/cat 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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] fbc0bc1e39f112617c24efeb2e3724de0a9b9e0db9ad21d176c46f540bfa3bb7
[INFO] running `"docker" "start" "-a" "fbc0bc1e39f112617c24efeb2e3724de0a9b9e0db9ad21d176c46f540bfa3bb7"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variant is never constructed: `InvalidOpts`
[INFO] [stderr]   --> src/cli.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     InvalidOpts(String),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `NoProg`
[INFO] [stderr]  --> src/handler.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     NoProg,
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `"docker" "inspect" "fbc0bc1e39f112617c24efeb2e3724de0a9b9e0db9ad21d176c46f540bfa3bb7"`
[INFO] running `"docker" "rm" "-f" "fbc0bc1e39f112617c24efeb2e3724de0a9b9e0db9ad21d176c46f540bfa3bb7"`
[INFO] [stdout] fbc0bc1e39f112617c24efeb2e3724de0a9b9e0db9ad21d176c46f540bfa3bb7
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 50c3dd0320c97fe1e6c7f8b916bfbc683e83dc9802423b445c5f4952645dc809
[INFO] running `"docker" "start" "-a" "50c3dd0320c97fe1e6c7f8b916bfbc683e83dc9802423b445c5f4952645dc809"`
[INFO] [stderr]    Compiling cat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variant is never constructed: `InvalidOpts`
[INFO] [stderr]   --> src/cli.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     InvalidOpts(String),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `NoProg`
[INFO] [stderr]  --> src/handler.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     NoProg,
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `"docker" "inspect" "50c3dd0320c97fe1e6c7f8b916bfbc683e83dc9802423b445c5f4952645dc809"`
[INFO] running `"docker" "rm" "-f" "50c3dd0320c97fe1e6c7f8b916bfbc683e83dc9802423b445c5f4952645dc809"`
[INFO] [stdout] 50c3dd0320c97fe1e6c7f8b916bfbc683e83dc9802423b445c5f4952645dc809
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b7f93b2f664a277769489e0ba213a628392e54bac7df9b0629b8e58bd6c26cbc
[INFO] running `"docker" "start" "-a" "b7f93b2f664a277769489e0ba213a628392e54bac7df9b0629b8e58bd6c26cbc"`
[INFO] [stderr] warning: variant is never constructed: `InvalidOpts`
[INFO] [stderr]   --> src/cli.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     InvalidOpts(String),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `NoProg`
[INFO] [stderr]  --> src/handler.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     NoProg,
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cat-4661fcfe3910fac7
[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" "b7f93b2f664a277769489e0ba213a628392e54bac7df9b0629b8e58bd6c26cbc"`
[INFO] running `"docker" "rm" "-f" "b7f93b2f664a277769489e0ba213a628392e54bac7df9b0629b8e58bd6c26cbc"`
[INFO] [stdout] b7f93b2f664a277769489e0ba213a628392e54bac7df9b0629b8e58bd6c26cbc