[INFO] fetching crate hole-punch 0.0.3...
[INFO] testing hole-punch-0.0.3 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate hole-punch 0.0.3 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate hole-punch 0.0.3 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hole-punch 0.0.3
[INFO] finished tweaking crates.io crate hole-punch 0.0.3
[INFO] tweaked toml for crates.io crate hole-punch 0.0.3 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate hole-punch 0.0.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror-impl v1.0.11
[INFO] [stderr]   Downloaded errno v0.2.4
[INFO] [stderr]   Downloaded thiserror v1.0.11
[INFO] [stderr]   Downloaded aho-corasick v0.7.9
[INFO] running `Command { std: "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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", 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] e596e240f0a5c7aa0bc859f40619aa135ebb0eeb7d5b39ae4edfd4d45dd90f16
[INFO] running `Command { std: "docker" "start" "-a" "e596e240f0a5c7aa0bc859f40619aa135ebb0eeb7d5b39ae4edfd4d45dd90f16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e596e240f0a5c7aa0bc859f40619aa135ebb0eeb7d5b39ae4edfd4d45dd90f16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e596e240f0a5c7aa0bc859f40619aa135ebb0eeb7d5b39ae4edfd4d45dd90f16", kill_on_drop: false }`
[INFO] [stdout] e596e240f0a5c7aa0bc859f40619aa135ebb0eeb7d5b39ae4edfd4d45dd90f16
[INFO] running `Command { std: "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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ee3bcd9b6c4d2de7667b91f41a271ad894bb30f45f246c6f111f68ae0432380
[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" "6ee3bcd9b6c4d2de7667b91f41a271ad894bb30f45f246c6f111f68ae0432380", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling errno v0.2.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.11
[INFO] [stderr]    Compiling thiserror v1.0.11
[INFO] [stderr]    Compiling hole-punch v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/unix.rs:133:17
[INFO] [stdout]     |
[INFO] [stdout] 133 | /                 /// EINVAL indicates that the file system does not support
[INFO] [stdout] 134 | |                 /// SEEK_HOLE or SEEK_DATA, so we indicate as such
[INFO] [stdout]     | |__________________________________________________________________^
[INFO] [stdout] 135 |                   EINVAL => Err(ScanError::UnsupportedFileSystem),
[INFO] [stdout]     |                   ----------------------------------------------- rustdoc does not generate documentation for match arms
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/unix.rs:163:17
[INFO] [stdout]     |
[INFO] [stdout] 163 | /                 /// EINVAL indicates that the file system does not support
[INFO] [stdout] 164 | |                 /// SEEK_HOLE or SEEK_DATA, so we indicate as such
[INFO] [stdout]     | |__________________________________________________________________^
[INFO] [stdout] 165 |                   EINVAL => Err(ScanError::UnsupportedFileSystem),
[INFO] [stdout]     |                   ----------------------------------------------- rustdoc does not generate documentation for match arms
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.37s
[INFO] running `Command { std: "docker" "inspect" "6ee3bcd9b6c4d2de7667b91f41a271ad894bb30f45f246c6f111f68ae0432380", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ee3bcd9b6c4d2de7667b91f41a271ad894bb30f45f246c6f111f68ae0432380", kill_on_drop: false }`
[INFO] [stdout] 6ee3bcd9b6c4d2de7667b91f41a271ad894bb30f45f246c6f111f68ae0432380
[INFO] running `Command { std: "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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 53f80d37c7b0cc5edf3febad3c58beaa9a4e706545d0615c09f0e7e94ef9c760
[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" "53f80d37c7b0cc5edf3febad3c58beaa9a4e706545d0615c09f0e7e94ef9c760", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling quickcheck_macros v0.9.1
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/unix.rs:133:17
[INFO] [stdout]     |
[INFO] [stdout] 133 | /                 /// EINVAL indicates that the file system does not support
[INFO] [stdout] 134 | |                 /// SEEK_HOLE or SEEK_DATA, so we indicate as such
[INFO] [stdout]     | |__________________________________________________________________^
[INFO] [stdout] 135 |                   EINVAL => Err(ScanError::UnsupportedFileSystem),
[INFO] [stdout]     |                   ----------------------------------------------- rustdoc does not generate documentation for match arms
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/unix.rs:163:17
[INFO] [stdout]     |
[INFO] [stdout] 163 | /                 /// EINVAL indicates that the file system does not support
[INFO] [stdout] 164 | |                 /// SEEK_HOLE or SEEK_DATA, so we indicate as such
[INFO] [stdout]     | |__________________________________________________________________^
[INFO] [stdout] 165 |                   EINVAL => Err(ScanError::UnsupportedFileSystem),
[INFO] [stdout]     |                   ----------------------------------------------- rustdoc does not generate documentation for match arms
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling aho-corasick v0.7.9
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling regex v1.3.4
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling hole-punch v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/unix.rs:133:17
[INFO] [stdout]     |
[INFO] [stdout] 133 | /                 /// EINVAL indicates that the file system does not support
[INFO] [stdout] 134 | |                 /// SEEK_HOLE or SEEK_DATA, so we indicate as such
[INFO] [stdout]     | |__________________________________________________________________^
[INFO] [stdout] 135 |                   EINVAL => Err(ScanError::UnsupportedFileSystem),
[INFO] [stdout]     |                   ----------------------------------------------- rustdoc does not generate documentation for match arms
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/unix.rs:163:17
[INFO] [stdout]     |
[INFO] [stdout] 163 | /                 /// EINVAL indicates that the file system does not support
[INFO] [stdout] 164 | |                 /// SEEK_HOLE or SEEK_DATA, so we indicate as such
[INFO] [stdout]     | |__________________________________________________________________^
[INFO] [stdout] 165 |                   EINVAL => Err(ScanError::UnsupportedFileSystem),
[INFO] [stdout]     |                   ----------------------------------------------- rustdoc does not generate documentation for match arms
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 14.66s
[INFO] running `Command { std: "docker" "inspect" "53f80d37c7b0cc5edf3febad3c58beaa9a4e706545d0615c09f0e7e94ef9c760", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53f80d37c7b0cc5edf3febad3c58beaa9a4e706545d0615c09f0e7e94ef9c760", kill_on_drop: false }`
[INFO] [stdout] 53f80d37c7b0cc5edf3febad3c58beaa9a4e706545d0615c09f0e7e94ef9c760
[INFO] running `Command { std: "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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", 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] 26966dc2194ce014920474b9a8bd1062c9db6ae5f9d66336c17f4a792bc3fefd
[INFO] running `Command { std: "docker" "start" "-a" "26966dc2194ce014920474b9a8bd1062c9db6ae5f9d66336c17f4a792bc3fefd", kill_on_drop: false }`
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/unix.rs:133:17
[INFO] [stderr]     |
[INFO] [stderr] 133 | /                 /// EINVAL indicates that the file system does not support
[INFO] [stderr] 134 | |                 /// SEEK_HOLE or SEEK_DATA, so we indicate as such
[INFO] [stderr]     | |__________________________________________________________________^
[INFO] [stderr] 135 |                   EINVAL => Err(ScanError::UnsupportedFileSystem),
[INFO] [stderr]     |                   ----------------------------------------------- rustdoc does not generate documentation for match arms
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]     = help: use `//` for a plain comment
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/unix.rs:163:17
[INFO] [stderr]     |
[INFO] [stderr] 163 | /                 /// EINVAL indicates that the file system does not support
[INFO] [stderr] 164 | |                 /// SEEK_HOLE or SEEK_DATA, so we indicate as such
[INFO] [stderr]     | |__________________________________________________________________^
[INFO] [stderr] 165 |                   EINVAL => Err(ScanError::UnsupportedFileSystem),
[INFO] [stderr]     |                   ----------------------------------------------- rustdoc does not generate documentation for match arms
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `//` for a plain comment
[INFO] [stderr] 
[INFO] [stderr] warning: `hole-punch` (lib) generated 2 warnings
[INFO] [stderr] warning: `hole-punch` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hole_punch-508860632064aced)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::covers_all_bytes_failure_1 ... ok
[INFO] [stdout] test tests::covers_all_bytes_failure_2 ... ok
[INFO] [stdout] test tests::holes_have_no_data_failure_1 ... ok
[INFO] [stdout] test tests::holes_have_no_data ... ok
[INFO] [stdout] test tests::covers_all_bytes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.34s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hole_info-987af7fd3822653c)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests hole-punch
[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] [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" "26966dc2194ce014920474b9a8bd1062c9db6ae5f9d66336c17f4a792bc3fefd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26966dc2194ce014920474b9a8bd1062c9db6ae5f9d66336c17f4a792bc3fefd", kill_on_drop: false }`
[INFO] [stdout] 26966dc2194ce014920474b9a8bd1062c9db6ae5f9d66336c17f4a792bc3fefd