[INFO] cloning repository https://github.com/DarrenTsung/rspec-timing-splitter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DarrenTsung/rspec-timing-splitter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDarrenTsung%2Frspec-timing-splitter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDarrenTsung%2Frspec-timing-splitter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 25a723250ae7e45f83281f08f3b53a23bd59d0ef
[INFO] testing DarrenTsung/rspec-timing-splitter against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDarrenTsung%2Frspec-timing-splitter" "/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/DarrenTsung/rspec-timing-splitter on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DarrenTsung/rspec-timing-splitter
[INFO] finished tweaking git repo https://github.com/DarrenTsung/rspec-timing-splitter
[INFO] tweaked toml for git repo https://github.com/DarrenTsung/rspec-timing-splitter written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/DarrenTsung/rspec-timing-splitter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f3e77e5d2e46d026cda15ac13f9d7c967a00e31b6dc275d70153837b67af6789
[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" "f3e77e5d2e46d026cda15ac13f9d7c967a00e31b6dc275d70153837b67af6789", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3e77e5d2e46d026cda15ac13f9d7c967a00e31b6dc275d70153837b67af6789", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3e77e5d2e46d026cda15ac13f9d7c967a00e31b6dc275d70153837b67af6789", kill_on_drop: false }`
[INFO] [stdout] f3e77e5d2e46d026cda15ac13f9d7c967a00e31b6dc275d70153837b67af6789
[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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 25f9ccbc0319aed013eccfbbd98b3b95b3484743932da3aa022601d89fbbb452
[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" "25f9ccbc0319aed013eccfbbd98b3b95b3484743932da3aa022601d89fbbb452", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.47
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling cc v1.0.28
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling autocfg v0.1.1
[INFO] [stderr]    Compiling serde v1.0.84
[INFO] [stderr]    Compiling regex-syntax v0.6.4
[INFO] [stderr]    Compiling memchr v2.1.2
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling syn v0.15.25
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling serde_json v1.0.35
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling structopt-derive v0.2.14
[INFO] [stderr]    Compiling serde_derive v1.0.84
[INFO] [stderr]    Compiling structopt v0.2.14
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling rspec-timing-tool v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 12s
[INFO] running `Command { std: "docker" "inspect" "25f9ccbc0319aed013eccfbbd98b3b95b3484743932da3aa022601d89fbbb452", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25f9ccbc0319aed013eccfbbd98b3b95b3484743932da3aa022601d89fbbb452", kill_on_drop: false }`
[INFO] [stdout] 25f9ccbc0319aed013eccfbbd98b3b95b3484743932da3aa022601d89fbbb452
[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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] 97ea3b0b8da47a54d06358fa78eb817060ed07341403475a54a5ef45a194f513
[INFO] running `Command { std: "docker" "start" "-a" "97ea3b0b8da47a54d06358fa78eb817060ed07341403475a54a5ef45a194f513", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling rspec-timing-tool v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> tests/test_dir/mod.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{Read, Write};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Path`
[INFO] [stdout]  --> tests/test_dir/mod.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::path::{Path, PathBuf};
[INFO] [stdout]   |                 ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> tests/test_dir/mod.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{Read, Write};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Path`
[INFO] [stdout]  --> tests/test_dir/mod.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::path::{Path, PathBuf};
[INFO] [stdout]   |                 ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.31s
[INFO] running `Command { std: "docker" "inspect" "97ea3b0b8da47a54d06358fa78eb817060ed07341403475a54a5ef45a194f513", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97ea3b0b8da47a54d06358fa78eb817060ed07341403475a54a5ef45a194f513", kill_on_drop: false }`
[INFO] [stdout] 97ea3b0b8da47a54d06358fa78eb817060ed07341403475a54a5ef45a194f513
[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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 46d9a402e7abfb4001f8e30f6ee39a6ec25f46d9da4f7051b1cd9a8b41b985dd
[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" "46d9a402e7abfb4001f8e30f6ee39a6ec25f46d9da4f7051b1cd9a8b41b985dd", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Read`
[INFO] [stderr]  --> tests/test_dir/mod.rs:4:15
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::io::{Read, Write};
[INFO] [stderr]   |               ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Path`
[INFO] [stderr]  --> tests/test_dir/mod.rs:5:17
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::path::{Path, PathBuf};
[INFO] [stderr]   |                 ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rspec-timing-tool` (test "test_split") generated 2 warnings
[INFO] [stderr] warning: `rspec-timing-tool` (test "test_split_pre_bucketed") generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rspec_timing_tool-a85df20a4d6c5a63)
[INFO] [stdout] running 3 tests
[INFO] [stdout] test timings::split::tests::more_timings_than_buckets ... ok
[INFO] [stdout] test timings::split::tests::less_timings_than_buckets ... ok
[INFO] [stderr]      Running tests/test_split.rs (/opt/rustwide/target/debug/deps/test_split-00e987e1fade3493)
[INFO] [stdout] test timings::parse::tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test it_covers_all_test_files ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_split_pre_bucketed.rs (/opt/rustwide/target/debug/deps/test_split_pre_bucketed-2855f73c8a771fba)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test it_covers_all_test_files ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "46d9a402e7abfb4001f8e30f6ee39a6ec25f46d9da4f7051b1cd9a8b41b985dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46d9a402e7abfb4001f8e30f6ee39a6ec25f46d9da4f7051b1cd9a8b41b985dd", kill_on_drop: false }`
[INFO] [stdout] 46d9a402e7abfb4001f8e30f6ee39a6ec25f46d9da4f7051b1cd9a8b41b985dd