[INFO] cloning repository https://github.com/Wkaa-Y/single_digit_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Wkaa-Y/single_digit_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWkaa-Y%2Fsingle_digit_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWkaa-Y%2Fsingle_digit_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b3613a9410044378fcb1fb07aa73aec7319d4279
[INFO] testing Wkaa-Y/single_digit_rs 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%2FWkaa-Y%2Fsingle_digit_rs" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Wkaa-Y/single_digit_rs 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/Wkaa-Y/single_digit_rs
[INFO] finished tweaking git repo https://github.com/Wkaa-Y/single_digit_rs
[INFO] tweaked toml for git repo https://github.com/Wkaa-Y/single_digit_rs written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/Wkaa-Y/single_digit_rs 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 49133cbb6b33aaa0bdd94b834b134f080164caaad3c02e8eb4776b549477e4ef
[INFO] running `Command { std: "docker" "start" "-a" "49133cbb6b33aaa0bdd94b834b134f080164caaad3c02e8eb4776b549477e4ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49133cbb6b33aaa0bdd94b834b134f080164caaad3c02e8eb4776b549477e4ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49133cbb6b33aaa0bdd94b834b134f080164caaad3c02e8eb4776b549477e4ef", kill_on_drop: false }`
[INFO] [stdout] 49133cbb6b33aaa0bdd94b834b134f080164caaad3c02e8eb4776b549477e4ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] e2d4ac7a39933d06fc6dde3584bfd26416a237296b5fe7c6275d34ee75c5f9c8
[INFO] running `Command { std: "docker" "start" "-a" "e2d4ac7a39933d06fc6dde3584bfd26416a237296b5fe7c6275d34ee75c5f9c8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling lib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.80s
[INFO] running `Command { std: "docker" "inspect" "e2d4ac7a39933d06fc6dde3584bfd26416a237296b5fe7c6275d34ee75c5f9c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2d4ac7a39933d06fc6dde3584bfd26416a237296b5fe7c6275d34ee75c5f9c8", kill_on_drop: false }`
[INFO] [stdout] e2d4ac7a39933d06fc6dde3584bfd26416a237296b5fe7c6275d34ee75c5f9c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 83c112d212c2e46e5c80e4dcdf8cfec227583f3902968fdb974efd1d29e695c0
[INFO] running `Command { std: "docker" "start" "-a" "83c112d212c2e46e5c80e4dcdf8cfec227583f3902968fdb974efd1d29e695c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling lib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.87s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/lib-ef8035e701288d09)
[INFO] running `Command { std: "docker" "inspect" "83c112d212c2e46e5c80e4dcdf8cfec227583f3902968fdb974efd1d29e695c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83c112d212c2e46e5c80e4dcdf8cfec227583f3902968fdb974efd1d29e695c0", kill_on_drop: false }`
[INFO] [stdout] 83c112d212c2e46e5c80e4dcdf8cfec227583f3902968fdb974efd1d29e695c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f54efcc466f47314d3c6dd4e8152dafb31c8e1fa22abfd266713f2c1a9f4bb9f
[INFO] running `Command { std: "docker" "start" "-a" "f54efcc466f47314d3c6dd4e8152dafb31c8e1fa22abfd266713f2c1a9f4bb9f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/lib-ef8035e701288d09)
[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" "f54efcc466f47314d3c6dd4e8152dafb31c8e1fa22abfd266713f2c1a9f4bb9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f54efcc466f47314d3c6dd4e8152dafb31c8e1fa22abfd266713f2c1a9f4bb9f", kill_on_drop: false }`
[INFO] [stdout] f54efcc466f47314d3c6dd4e8152dafb31c8e1fa22abfd266713f2c1a9f4bb9f