[INFO] cloning repository https://github.com/MnO2/t-digest
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MnO2/t-digest" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMnO2%2Ft-digest", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMnO2%2Ft-digest'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 561dd95891b07cee98d7fb5c4dba40ae744a3466
[INFO] testing MnO2/t-digest against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMnO2%2Ft-digest" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MnO2/t-digest on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MnO2/t-digest
[INFO] finished tweaking git repo https://github.com/MnO2/t-digest
[INFO] tweaked toml for git repo https://github.com/MnO2/t-digest written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/MnO2/t-digest already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded autocfg v0.1.5
[INFO] [stderr]   Downloaded syn v1.0.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3f3625a1044ee70218bac7864d621f731458c31311f05c17fbdfb10277ca7075
[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" "3f3625a1044ee70218bac7864d621f731458c31311f05c17fbdfb10277ca7075", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f3625a1044ee70218bac7864d621f731458c31311f05c17fbdfb10277ca7075", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f3625a1044ee70218bac7864d621f731458c31311f05c17fbdfb10277ca7075", kill_on_drop: false }`
[INFO] [stdout] 3f3625a1044ee70218bac7864d621f731458c31311f05c17fbdfb10277ca7075
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] ecf70d6a6be1ccfccd20b35908b217ea8c84f852dc729b3c70576b4f9bdb82f6
[INFO] running `Command { std: "docker" "start" "-a" "ecf70d6a6be1ccfccd20b35908b217ea8c84f852dc729b3c70576b4f9bdb82f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling ordered-float v1.0.2
[INFO] [stderr]    Compiling tdigest v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.14s
[INFO] running `Command { std: "docker" "inspect" "ecf70d6a6be1ccfccd20b35908b217ea8c84f852dc729b3c70576b4f9bdb82f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecf70d6a6be1ccfccd20b35908b217ea8c84f852dc729b3c70576b4f9bdb82f6", kill_on_drop: false }`
[INFO] [stdout] ecf70d6a6be1ccfccd20b35908b217ea8c84f852dc729b3c70576b4f9bdb82f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] db451433ee611a92f70b19ce478c7f2df22744a41b4f480352210e43b52fff74
[INFO] running `Command { std: "docker" "start" "-a" "db451433ee611a92f70b19ce478c7f2df22744a41b4f480352210e43b52fff74", kill_on_drop: false }`
[INFO] [stderr]    Compiling tdigest v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.86s
[INFO] running `Command { std: "docker" "inspect" "db451433ee611a92f70b19ce478c7f2df22744a41b4f480352210e43b52fff74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db451433ee611a92f70b19ce478c7f2df22744a41b4f480352210e43b52fff74", kill_on_drop: false }`
[INFO] [stdout] db451433ee611a92f70b19ce478c7f2df22744a41b4f480352210e43b52fff74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] dfa125deba006e5a6c6351555f56f885dda005417f4385cc92cd60da22b3a891
[INFO] running `Command { std: "docker" "start" "-a" "dfa125deba006e5a6c6351555f56f885dda005417f4385cc92cd60da22b3a891", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tdigest-74c2feee7f34204f)
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::test_centroid_addition_regression ... ok
[INFO] [stdout] test tests::test_merge_digests ... ok
[INFO] [stdout] test tests::test_merge_sorted_against_skewed_distro ... ok
[INFO] [stdout] test tests::test_merge_sorted_against_uniform_distro ... ok
[INFO] [stdout] test tests::test_merge_unsorted_against_uniform_distro ... ok
[INFO] [stderr]    Doc-tests tdigest
[INFO] [stdout] test tests::test_merge_unsorted_against_skewed_distro ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.90s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 16) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.06s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dfa125deba006e5a6c6351555f56f885dda005417f4385cc92cd60da22b3a891", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfa125deba006e5a6c6351555f56f885dda005417f4385cc92cd60da22b3a891", kill_on_drop: false }`
[INFO] [stdout] dfa125deba006e5a6c6351555f56f885dda005417f4385cc92cd60da22b3a891