[INFO] updating cached repository https://github.com/yakubin/durduff
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ca10e6a7b205edf0e44ba2f956fb2d2351223518
[INFO] testing yakubin/durduff against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyakubin%2Fdurduff" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yakubin/durduff on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/yakubin/durduff
[INFO] finished tweaking git repo https://github.com/yakubin/durduff
[INFO] tweaked toml for git repo https://github.com/yakubin/durduff written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/yakubin/durduff already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3b690d0532551633b7679422ff0dc39c0b1e1c69e9d5c0fa28ab3faf5d0784df
[INFO] running `"docker" "start" "-a" "3b690d0532551633b7679422ff0dc39c0b1e1c69e9d5c0fa28ab3faf5d0784df"`
[INFO] [stderr]    Compiling durduff v0.1.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.43s
[INFO] running `"docker" "inspect" "3b690d0532551633b7679422ff0dc39c0b1e1c69e9d5c0fa28ab3faf5d0784df"`
[INFO] running `"docker" "rm" "-f" "3b690d0532551633b7679422ff0dc39c0b1e1c69e9d5c0fa28ab3faf5d0784df"`
[INFO] [stdout] 3b690d0532551633b7679422ff0dc39c0b1e1c69e9d5c0fa28ab3faf5d0784df
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a0379ec87863dfd7c7b7e2278eda79a500b461e1d75a6ee84de51a629099f9f8
[INFO] running `"docker" "start" "-a" "a0379ec87863dfd7c7b7e2278eda79a500b461e1d75a6ee84de51a629099f9f8"`
[INFO] [stderr]    Compiling durduff v0.1.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/io/read_int_mitigator.rs:75:42
[INFO] [stderr]    |
[INFO] [stderr] 75 |     const CONTENT: std::ops::Range<u8> = (0..128);
[INFO] [stderr]    |                                          ^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.49s
[INFO] running `"docker" "inspect" "a0379ec87863dfd7c7b7e2278eda79a500b461e1d75a6ee84de51a629099f9f8"`
[INFO] running `"docker" "rm" "-f" "a0379ec87863dfd7c7b7e2278eda79a500b461e1d75a6ee84de51a629099f9f8"`
[INFO] [stdout] a0379ec87863dfd7c7b7e2278eda79a500b461e1d75a6ee84de51a629099f9f8
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e157c426677f5cdec065512f3378260bca42a0ee3d8f906e971240cb588c6e7f
[INFO] running `"docker" "start" "-a" "e157c426677f5cdec065512f3378260bca42a0ee3d8f906e971240cb588c6e7f"`
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/io/read_int_mitigator.rs:75:42
[INFO] [stderr]    |
[INFO] [stderr] 75 |     const CONTENT: std::ops::Range<u8> = (0..128);
[INFO] [stderr]    |                                          ^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/durduff-9233521c2b8b507f
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test iter::ok_iter::tests::rudimentary ... ok
[INFO] [stdout] test io::read_int_mitigator::tests::two_interrupts ... ok
[INFO] [stdout] test io::read_int_mitigator::tests::single_interrupt ... ok
[INFO] [stdout] test io::read_int_mitigator::tests::incomplete_reads_with_single_interrupt ... ok
[INFO] [stdout] test io::read_int_mitigator::tests::incomplete_reads ... ok
[INFO] [stdout] test io::progress::tests::increment_total ... ok
[INFO] [stdout] test io::progress::tests::estimate_more ... ok
[INFO] [stdout] test iter::rec_dir_iter::tests::root_dir_does_not_exist ... ok
[INFO] [stdout] test io::progress::tests::print_progress ... ok
[INFO] [stdout] test io::read_int_mitigator::tests::incomplete_reads_with_two_interrupts ... ok
[INFO] [stdout] test iter::rec_dir_iter::tests::root_dir_is_a_regular_file ... ok
[INFO] [stdout] test io::manual_buf_writer::tests::rudimentary ... ok
[INFO] [stdout] test iter::sum_iter::tests::rudimentary ... ok
[INFO] [stdout] test iter::rec_dir_iter::tests::rudimentary ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "e157c426677f5cdec065512f3378260bca42a0ee3d8f906e971240cb588c6e7f"`
[INFO] running `"docker" "rm" "-f" "e157c426677f5cdec065512f3378260bca42a0ee3d8f906e971240cb588c6e7f"`
[INFO] [stdout] e157c426677f5cdec065512f3378260bca42a0ee3d8f906e971240cb588c6e7f