[INFO] fetching crate seqdiff 0.2.4...
[INFO] testing seqdiff-0.2.4 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate seqdiff 0.2.4 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate seqdiff 0.2.4 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] removed /workspace/builds/worker-9/source/.cargo/config
[INFO] started tweaking crates.io crate seqdiff 0.2.4
[INFO] finished tweaking crates.io crate seqdiff 0.2.4
[INFO] tweaked toml for crates.io crate seqdiff 0.2.4 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] afddf5f979024d0848c73f4c5e0d88c2e7ca9e6e8350ee83640496f6567f9c55
[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" "afddf5f979024d0848c73f4c5e0d88c2e7ca9e6e8350ee83640496f6567f9c55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "afddf5f979024d0848c73f4c5e0d88c2e7ca9e6e8350ee83640496f6567f9c55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afddf5f979024d0848c73f4c5e0d88c2e7ca9e6e8350ee83640496f6567f9c55", kill_on_drop: false }`
[INFO] [stdout] afddf5f979024d0848c73f4c5e0d88c2e7ca9e6e8350ee83640496f6567f9c55
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec69eeb95b474a268269d4e2fd380898676c9cbbe27ec85b791c6fa27ddbe653
[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" "ec69eeb95b474a268269d4e2fd380898676c9cbbe27ec85b791c6fa27ddbe653", kill_on_drop: false }`
[INFO] [stderr]    Compiling seqdiff v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "ec69eeb95b474a268269d4e2fd380898676c9cbbe27ec85b791c6fa27ddbe653", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec69eeb95b474a268269d4e2fd380898676c9cbbe27ec85b791c6fa27ddbe653", kill_on_drop: false }`
[INFO] [stdout] ec69eeb95b474a268269d4e2fd380898676c9cbbe27ec85b791c6fa27ddbe653
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fffb0260eb6a362df4149852126237ce198d75b73c0bbd382619a9d3543ec448
[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" "fffb0260eb6a362df4149852126237ce198d75b73c0bbd382619a9d3543ec448", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rstest v0.6.4
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling quickcheck_macros v0.9.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling seqdiff v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 29.78s
[INFO] running `Command { std: "docker" "inspect" "fffb0260eb6a362df4149852126237ce198d75b73c0bbd382619a9d3543ec448", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fffb0260eb6a362df4149852126237ce198d75b73c0bbd382619a9d3543ec448", kill_on_drop: false }`
[INFO] [stdout] fffb0260eb6a362df4149852126237ce198d75b73c0bbd382619a9d3543ec448
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cf22447bc5e6d7695377f42a744ce3dcccf18df46378f72039d73d4e637235f4
[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" "cf22447bc5e6d7695377f42a744ce3dcccf18df46378f72039d73d4e637235f4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/seqdiff-f0e488ee2c7a02e2
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::test_ratio::case_2 ... ok
[INFO] [stdout] test tests::test_ratio::case_1 ... ok
[INFO] [stdout] test tests::test_ratio::case_3 ... ok
[INFO] [stdout] test tests::test_diff ... ok
[INFO] [stdout] test tests::quick_ratio_same ... ok
[INFO] [stdout] test tests::quick_ratio ... ok
[INFO] [stdout] test tests::quick_ratio_with_slow ... ok
[INFO] [stdout] test tests::distance_consistency ... ok
[INFO] [stdout] test tests::randomcheck_myers_with_dp ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.73s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests seqdiff
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - diff (line 115) ... ok
[INFO] [stdout] test src/lib.rs - diff_by (line 135) ... ok
[INFO] [stdout] test src/lib.rs - ratio (line 162) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.22s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cf22447bc5e6d7695377f42a744ce3dcccf18df46378f72039d73d4e637235f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf22447bc5e6d7695377f42a744ce3dcccf18df46378f72039d73d4e637235f4", kill_on_drop: false }`
[INFO] [stdout] cf22447bc5e6d7695377f42a744ce3dcccf18df46378f72039d73d4e637235f4