[INFO] fetching crate nth-cons-list 0.1.0...
[INFO] testing nth-cons-list-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate nth-cons-list 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate nth-cons-list 0.1.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nth-cons-list 0.1.0
[INFO] finished tweaking crates.io crate nth-cons-list 0.1.0
[INFO] tweaked toml for crates.io crate nth-cons-list 0.1.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d53a739d82d061c8ed512871fae4fd114a148bf65c0617b1480686b671efc830
[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" "d53a739d82d061c8ed512871fae4fd114a148bf65c0617b1480686b671efc830", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d53a739d82d061c8ed512871fae4fd114a148bf65c0617b1480686b671efc830", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d53a739d82d061c8ed512871fae4fd114a148bf65c0617b1480686b671efc830", kill_on_drop: false }`
[INFO] [stdout] d53a739d82d061c8ed512871fae4fd114a148bf65c0617b1480686b671efc830
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5264f2f66ba51f33d43a8a7f02cc1ead58d07bc31eea48b57ce6a08c17041c1d
[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" "5264f2f66ba51f33d43a8a7f02cc1ead58d07bc31eea48b57ce6a08c17041c1d", kill_on_drop: false }`
[INFO] [stderr]    Compiling nth-cons-list v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `Command { std: "docker" "inspect" "5264f2f66ba51f33d43a8a7f02cc1ead58d07bc31eea48b57ce6a08c17041c1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5264f2f66ba51f33d43a8a7f02cc1ead58d07bc31eea48b57ce6a08c17041c1d", kill_on_drop: false }`
[INFO] [stdout] 5264f2f66ba51f33d43a8a7f02cc1ead58d07bc31eea48b57ce6a08c17041c1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de7653685ad76d47e7cc3e2afb2a661e16cdf3d1b6aaf18820d331ec2afd85dc
[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" "de7653685ad76d47e7cc3e2afb2a661e16cdf3d1b6aaf18820d331ec2afd85dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling nth-cons-list v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.63s
[INFO] running `Command { std: "docker" "inspect" "de7653685ad76d47e7cc3e2afb2a661e16cdf3d1b6aaf18820d331ec2afd85dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de7653685ad76d47e7cc3e2afb2a661e16cdf3d1b6aaf18820d331ec2afd85dc", kill_on_drop: false }`
[INFO] [stdout] de7653685ad76d47e7cc3e2afb2a661e16cdf3d1b6aaf18820d331ec2afd85dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4eee94a76fd1c865bc122f8b79237bb19776a4b9bcd9389f1c50f4f840c21bc9
[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" "4eee94a76fd1c865bc122f8b79237bb19776a4b9bcd9389f1c50f4f840c21bc9", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 11 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nth_cons_list-5309eb9634912316)
[INFO] [stdout] test tests::test_cmp ... ok
[INFO] [stdout] test tests::test_cons ... ok
[INFO] [stdout] test tests::test_default ... ok
[INFO] [stdout] test tests::test_eq ... ok
[INFO] [stdout] test tests::test_to_from_iterator ... ok
[INFO] [stdout] test tests::test_reverse ... ok
[INFO] [stdout] test tests::test_partial_cmp ... ok
[INFO] [stdout] test tests::test_fmt ... ok
[INFO] [stdout] test tests::test_nil ... ok
[INFO] [stderr]    Doc-tests nth-cons-list
[INFO] [stdout] test tests::test_nil_panic_head - should panic ... ok
[INFO] [stdout] test tests::test_nil_panic_tail - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - List (line 27) ... ok
[INFO] [stdout] test src/lib.rs - List (line 18) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.93s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4eee94a76fd1c865bc122f8b79237bb19776a4b9bcd9389f1c50f4f840c21bc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4eee94a76fd1c865bc122f8b79237bb19776a4b9bcd9389f1c50f4f840c21bc9", kill_on_drop: false }`
[INFO] [stdout] 4eee94a76fd1c865bc122f8b79237bb19776a4b9bcd9389f1c50f4f840c21bc9