[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 try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyakubin%2Fdurduff" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yakubin/durduff on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "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-6/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" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"`
[INFO] [stdout] 0fd2b044ca2466da13975076e09a22178208fece103807812688732b54edee01
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "0fd2b044ca2466da13975076e09a22178208fece103807812688732b54edee01"`
[INFO] [stderr]    Compiling durduff v0.1.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling term_size v0.3.1
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.23s
[INFO] running `"docker" "inspect" "0fd2b044ca2466da13975076e09a22178208fece103807812688732b54edee01"`
[INFO] running `"docker" "rm" "-f" "0fd2b044ca2466da13975076e09a22178208fece103807812688732b54edee01"`
[INFO] [stdout] 0fd2b044ca2466da13975076e09a22178208fece103807812688732b54edee01
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] a890bfee6950291c5ddd4268cdce5b79abcbcc38504a71d6b33a49d48bd22c35
[INFO] running `"docker" "start" "-a" "a890bfee6950291c5ddd4268cdce5b79abcbcc38504a71d6b33a49d48bd22c35"`
[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 2.60s
[INFO] running `"docker" "inspect" "a890bfee6950291c5ddd4268cdce5b79abcbcc38504a71d6b33a49d48bd22c35"`
[INFO] running `"docker" "rm" "-f" "a890bfee6950291c5ddd4268cdce5b79abcbcc38504a71d6b33a49d48bd22c35"`
[INFO] [stdout] a890bfee6950291c5ddd4268cdce5b79abcbcc38504a71d6b33a49d48bd22c35
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] e4b77dc2a330c7c8e8b088d79da8bd71ad03f792076e26cffeb71b70fd02b97e
[INFO] running `"docker" "start" "-a" "e4b77dc2a330c7c8e8b088d79da8bd71ad03f792076e26cffeb71b70fd02b97e"`
[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 0.12s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/durduff-9233521c2b8b507f
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test io::progress::tests::print_progress ... ok
[INFO] [stdout] test iter::ok_iter::tests::rudimentary ... ok
[INFO] [stdout] test io::read_int_mitigator::tests::single_interrupt ... ok
[INFO] [stdout] test iter::rec_dir_iter::tests::root_dir_does_not_exist ... ok
[INFO] [stdout] test iter::sum_iter::tests::rudimentary ... ok
[INFO] [stdout] test io::read_int_mitigator::tests::incomplete_reads ... ok
[INFO] [stdout] test io::read_int_mitigator::tests::incomplete_reads_with_single_interrupt ... ok
[INFO] [stdout] test io::manual_buf_writer::tests::rudimentary ... ok
[INFO] [stdout] test io::read_int_mitigator::tests::incomplete_reads_with_two_interrupts ... ok
[INFO] [stdout] test io::read_int_mitigator::tests::two_interrupts ... ok
[INFO] [stdout] test iter::rec_dir_iter::tests::root_dir_is_a_regular_file ... ok
[INFO] [stdout] test io::progress::tests::estimate_more ... ok
[INFO] [stdout] test io::progress::tests::increment_total ... 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" "e4b77dc2a330c7c8e8b088d79da8bd71ad03f792076e26cffeb71b70fd02b97e"`
[INFO] running `"docker" "rm" "-f" "e4b77dc2a330c7c8e8b088d79da8bd71ad03f792076e26cffeb71b70fd02b97e"`
[INFO] [stdout] e4b77dc2a330c7c8e8b088d79da8bd71ad03f792076e26cffeb71b70fd02b97e