[INFO] cloning repository https://github.com/clifton/rust-averaged-collection
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/clifton/rust-averaged-collection" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclifton%2Frust-averaged-collection", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclifton%2Frust-averaged-collection'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 971f2b1e479be38f3c0d1f8f1e3e3ab56d7da233
[INFO] testing clifton/rust-averaged-collection against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclifton%2Frust-averaged-collection" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/clifton/rust-averaged-collection on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/clifton/rust-averaged-collection
[INFO] finished tweaking git repo https://github.com/clifton/rust-averaged-collection
[INFO] tweaked toml for git repo https://github.com/clifton/rust-averaged-collection written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/clifton/rust-averaged-collection already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded envmnt v0.8.4
[INFO] [stderr]   Downloaded fsio v0.1.3
[INFO] [stderr]   Downloaded assert_approx_eq v1.1.0
[INFO] [stderr]   Downloaded num-traits v0.2.10
[INFO] [stderr]   Downloaded serde v1.0.117
[INFO] [stderr]   Downloaded ci_info v0.10.2
[INFO] [stderr]   Downloaded nias v0.5.0
[INFO] [stderr]   Downloaded rusty-hook v0.11.2
[INFO] [stderr]   Downloaded getopts v0.2.21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] b45ae574bec91212c0419315db3d41d0b878c51377057f0e4d7886d2e9746066
[INFO] running `Command { std: "docker" "start" "-a" "b45ae574bec91212c0419315db3d41d0b878c51377057f0e4d7886d2e9746066", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b45ae574bec91212c0419315db3d41d0b878c51377057f0e4d7886d2e9746066", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b45ae574bec91212c0419315db3d41d0b878c51377057f0e4d7886d2e9746066", kill_on_drop: false }`
[INFO] [stdout] b45ae574bec91212c0419315db3d41d0b878c51377057f0e4d7886d2e9746066
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] a9999bfd020ccdc428c5dbe923594e454e8b01b60434b320da50c61c18e591b3
[INFO] running `Command { std: "docker" "start" "-a" "a9999bfd020ccdc428c5dbe923594e454e8b01b60434b320da50c61c18e591b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling assert_approx_eq v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling averaged_collection v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.84s
[INFO] running `Command { std: "docker" "inspect" "a9999bfd020ccdc428c5dbe923594e454e8b01b60434b320da50c61c18e591b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9999bfd020ccdc428c5dbe923594e454e8b01b60434b320da50c61c18e591b3", kill_on_drop: false }`
[INFO] [stdout] a9999bfd020ccdc428c5dbe923594e454e8b01b60434b320da50c61c18e591b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 2240a9a14fe2abacac798ffd2776897a37305a06ddb96ad584336b78131e5996
[INFO] running `Command { std: "docker" "start" "-a" "2240a9a14fe2abacac798ffd2776897a37305a06ddb96ad584336b78131e5996", kill_on_drop: false }`
[INFO] [stderr]    Compiling fsio v0.1.3
[INFO] [stderr]    Compiling nias v0.5.0
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling toml v0.5.7
[INFO] [stderr]    Compiling envmnt v0.8.4
[INFO] [stderr]    Compiling ci_info v0.10.2
[INFO] [stderr]    Compiling rusty-hook v0.11.2
[INFO] [stderr]    Compiling averaged_collection v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.89s
[INFO] running `Command { std: "docker" "inspect" "2240a9a14fe2abacac798ffd2776897a37305a06ddb96ad584336b78131e5996", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2240a9a14fe2abacac798ffd2776897a37305a06ddb96ad584336b78131e5996", kill_on_drop: false }`
[INFO] [stdout] 2240a9a14fe2abacac798ffd2776897a37305a06ddb96ad584336b78131e5996
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 0ca624a287e05a7b8d6854b982497e35e6ca7a9aa32de0e8ed5f04538d75eec4
[INFO] running `Command { std: "docker" "start" "-a" "0ca624a287e05a7b8d6854b982497e35e6ca7a9aa32de0e8ed5f04538d75eec4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/averaged_collection-4e8a025c4364e51b
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests averaged_collection
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - AveragedCollection<T>::new (line 17) ... ok
[INFO] [stdout] test src/lib.rs - AveragedCollection<T>::new (line 25) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.95s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0ca624a287e05a7b8d6854b982497e35e6ca7a9aa32de0e8ed5f04538d75eec4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ca624a287e05a7b8d6854b982497e35e6ca7a9aa32de0e8ed5f04538d75eec4", kill_on_drop: false }`
[INFO] [stdout] 0ca624a287e05a7b8d6854b982497e35e6ca7a9aa32de0e8ed5f04538d75eec4