[INFO] fetching crate nslice 0.2.0...
[INFO] testing nslice-0.2.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate nslice 0.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate nslice 0.2.0 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 nslice 0.2.0
[INFO] finished tweaking crates.io crate nslice 0.2.0
[INFO] tweaked toml for crates.io crate nslice 0.2.0 written to /workspace/builds/worker-6/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-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" "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] 1fdece700cd6cdcdababa39b2b79916d618fa2597c2ee7f08cc7628025f86f0f
[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" "1fdece700cd6cdcdababa39b2b79916d618fa2597c2ee7f08cc7628025f86f0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1fdece700cd6cdcdababa39b2b79916d618fa2597c2ee7f08cc7628025f86f0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fdece700cd6cdcdababa39b2b79916d618fa2597c2ee7f08cc7628025f86f0f", kill_on_drop: false }`
[INFO] [stdout] 1fdece700cd6cdcdababa39b2b79916d618fa2597c2ee7f08cc7628025f86f0f
[INFO] running `Command { std: "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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1e68d2a96cfc49ba9ab063c89fd430a1cc0ff45f34f42cc6578931d50288aa9e
[INFO] running `Command { std: "docker" "start" "-a" "1e68d2a96cfc49ba9ab063c89fd430a1cc0ff45f34f42cc6578931d50288aa9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling nslice v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "1e68d2a96cfc49ba9ab063c89fd430a1cc0ff45f34f42cc6578931d50288aa9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e68d2a96cfc49ba9ab063c89fd430a1cc0ff45f34f42cc6578931d50288aa9e", kill_on_drop: false }`
[INFO] [stdout] 1e68d2a96cfc49ba9ab063c89fd430a1cc0ff45f34f42cc6578931d50288aa9e
[INFO] running `Command { std: "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" "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] c52968baa03a25558a5efb4bb703fb43c6050c60f76034fe17a0e5b0dce05f77
[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" "c52968baa03a25558a5efb4bb703fb43c6050c60f76034fe17a0e5b0dce05f77", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling nslice v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "c52968baa03a25558a5efb4bb703fb43c6050c60f76034fe17a0e5b0dce05f77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c52968baa03a25558a5efb4bb703fb43c6050c60f76034fe17a0e5b0dce05f77", kill_on_drop: false }`
[INFO] [stdout] c52968baa03a25558a5efb4bb703fb43c6050c60f76034fe17a0e5b0dce05f77
[INFO] running `Command { std: "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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dc66a897001bd22b26ba3fb17cc7f1fef88a46f9e92eb3d993ab8f6421197123
[INFO] running `Command { std: "docker" "start" "-a" "dc66a897001bd22b26ba3fb17cc7f1fef88a46f9e92eb3d993ab8f6421197123", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nslice-0b5d7d41c4eaafd8)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test array_exact_success ... ok
[INFO] [stdout] test basic_exact_success ... ok
[INFO] [stdout] test basic_min_success ... ok
[INFO] [stderr]    Doc-tests nslice
[INFO] [stdout] test basic_exact_failure ... ok
[INFO] [stdout] test basic_min_failure ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - MinSlice (line 14) ... ok
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.74s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dc66a897001bd22b26ba3fb17cc7f1fef88a46f9e92eb3d993ab8f6421197123", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc66a897001bd22b26ba3fb17cc7f1fef88a46f9e92eb3d993ab8f6421197123", kill_on_drop: false }`
[INFO] [stdout] dc66a897001bd22b26ba3fb17cc7f1fef88a46f9e92eb3d993ab8f6421197123