[INFO] fetching crate diffr-lib 0.1.3...
[INFO] testing diffr-lib-0.1.3 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate diffr-lib 0.1.3 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate diffr-lib 0.1.3 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 crates.io crate diffr-lib 0.1.3
[INFO] finished tweaking crates.io crate diffr-lib 0.1.3
[INFO] tweaked toml for crates.io crate diffr-lib 0.1.3 written to /workspace/builds/worker-10/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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stdout] 651b7d110616e326c5b4f821a0986a478f320d8a714e9df7a1ff3e45923b30e7
[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" "651b7d110616e326c5b4f821a0986a478f320d8a714e9df7a1ff3e45923b30e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "651b7d110616e326c5b4f821a0986a478f320d8a714e9df7a1ff3e45923b30e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "651b7d110616e326c5b4f821a0986a478f320d8a714e9df7a1ff3e45923b30e7", kill_on_drop: false }`
[INFO] [stdout] 651b7d110616e326c5b4f821a0986a478f320d8a714e9df7a1ff3e45923b30e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stdout] 39e5bc894eef5bd86211b98ca088840003c5d82b4d24ba06b53acf1ae7019831
[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" "39e5bc894eef5bd86211b98ca088840003c5d82b4d24ba06b53acf1ae7019831", kill_on_drop: false }`
[INFO] [stderr]    Compiling diffr-lib v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `Command { std: "docker" "inspect" "39e5bc894eef5bd86211b98ca088840003c5d82b4d24ba06b53acf1ae7019831", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39e5bc894eef5bd86211b98ca088840003c5d82b4d24ba06b53acf1ae7019831", kill_on_drop: false }`
[INFO] [stdout] 39e5bc894eef5bd86211b98ca088840003c5d82b4d24ba06b53acf1ae7019831
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stdout] 5405d0873165ee7e9b2e74b98940b48ec5a44cdb1585d9542d849655ecfb4ace
[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" "5405d0873165ee7e9b2e74b98940b48ec5a44cdb1585d9542d849655ecfb4ace", kill_on_drop: false }`
[INFO] [stderr]    Compiling diffr-lib v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.12s
[INFO] running `Command { std: "docker" "inspect" "5405d0873165ee7e9b2e74b98940b48ec5a44cdb1585d9542d849655ecfb4ace", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5405d0873165ee7e9b2e74b98940b48ec5a44cdb1585d9542d849655ecfb4ace", kill_on_drop: false }`
[INFO] [stdout] 5405d0873165ee7e9b2e74b98940b48ec5a44cdb1585d9542d849655ecfb4ace
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stdout] b5849f91b39e31092c08e4d6662df4adf8bc949f2cd760c032db8c8c10b6c85e
[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" "b5849f91b39e31092c08e4d6662df4adf8bc949f2cd760c032db8c8c10b6c85e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/diffr_lib-bebd5b246b4beffd
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test test::compress_path_test ... ok
[INFO] [stdout] test test::diff_sequences_test_1 ... ok
[INFO] [stdout] test test::diff_sequences_test_2 ... ok
[INFO] [stdout] test test::diff_sequences_test_3 ... ok
[INFO] [stdout] test test::diff_sequences_test_7 ... ok
[INFO] [stdout] test test::diff_sequences_test_6 ... ok
[INFO] [stdout] test test::diff_sequences_test_5 ... ok
[INFO] [stdout] test test::range_equality_test ... ok
[INFO] [stdout] test test::issue15_2 ... ok
[INFO] [stdout] test test::diff_sequences_test_4 ... ok
[INFO] [stdout] test test::find_splitting_point_test ... ok
[INFO] [stdout] test test::issue15 ... ok
[INFO] [stdout] test test::split_lines_test ... ok
[INFO] [stdout] test test::issue27 ... ok
[INFO] [stdout] test test::diff_sequences_test_8 ... ok
[INFO] [stdout] test test::split_lines_append_test ... ok
[INFO] [stdout] test test::test_get_lcs ... ok
[INFO] [stdout] test test::tokenize_test ... ok
[INFO] [stdout] test test::test_optimize_partition ... ok
[INFO] [stdout] test test::to_usize_checked_negative_test ... ok
[INFO] [stderr]    Doc-tests diffr-lib
[INFO] [stdout] test test::test_lcs_random ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.26s
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "b5849f91b39e31092c08e4d6662df4adf8bc949f2cd760c032db8c8c10b6c85e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5849f91b39e31092c08e4d6662df4adf8bc949f2cd760c032db8c8c10b6c85e", kill_on_drop: false }`
[INFO] [stdout] b5849f91b39e31092c08e4d6662df4adf8bc949f2cd760c032db8c8c10b6c85e