[INFO] fetching crate hole-punch 0.0.3...
[INFO] testing hole-punch-0.0.3 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate hole-punch 0.0.3 into /workspace/builds/worker-7-tc1/source
[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-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate hole-punch 0.0.3 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate hole-punch 0.0.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror-impl v1.0.11
[INFO] [stderr]   Downloaded thiserror v1.0.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ceeb25994b8b9453b1a4e852d047cac8e171533898adf818584c798fd6094d28
[INFO] running `Command { std: "docker" "start" "-a" "ceeb25994b8b9453b1a4e852d047cac8e171533898adf818584c798fd6094d28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ceeb25994b8b9453b1a4e852d047cac8e171533898adf818584c798fd6094d28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ceeb25994b8b9453b1a4e852d047cac8e171533898adf818584c798fd6094d28", kill_on_drop: false }`
[INFO] [stdout] ceeb25994b8b9453b1a4e852d047cac8e171533898adf818584c798fd6094d28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 8fc7f3996f6e7e4a534dfba6b7aaa9a13b6b00bab6a6fc116867e3fcd75f4f78
[INFO] running `Command { std: "docker" "start" "-a" "8fc7f3996f6e7e4a534dfba6b7aaa9a13b6b00bab6a6fc116867e3fcd75f4f78", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling cfg-if v0.1.10
[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]     = help: use `//` for a plain comment
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.95s
[INFO] running `Command { std: "docker" "inspect" "8fc7f3996f6e7e4a534dfba6b7aaa9a13b6b00bab6a6fc116867e3fcd75f4f78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fc7f3996f6e7e4a534dfba6b7aaa9a13b6b00bab6a6fc116867e3fcd75f4f78", kill_on_drop: false }`
[INFO] [stdout] 8fc7f3996f6e7e4a534dfba6b7aaa9a13b6b00bab6a6fc116867e3fcd75f4f78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 9e4e57b7fd999cfd96902b2201c48bcf8c42717493e65eca3d9cfae963c5b982
[INFO] running `Command { std: "docker" "start" "-a" "9e4e57b7fd999cfd96902b2201c48bcf8c42717493e65eca3d9cfae963c5b982", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling regex-syntax v0.6.16
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling thread_local v1.0.1
[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]     = help: use `//` for a plain comment
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[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] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling aho-corasick v0.7.9
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling regex v1.3.4
[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]     = help: use `//` for a plain comment
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 7.31s
[INFO] running `Command { std: "docker" "inspect" "9e4e57b7fd999cfd96902b2201c48bcf8c42717493e65eca3d9cfae963c5b982", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e4e57b7fd999cfd96902b2201c48bcf8c42717493e65eca3d9cfae963c5b982", kill_on_drop: false }`
[INFO] [stdout] 9e4e57b7fd999cfd96902b2201c48bcf8c42717493e65eca3d9cfae963c5b982
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] b29447bef11a8ee2678aaed36dacb610dd72a4ee28a4f212030c1a484d4e6429
[INFO] running `Command { std: "docker" "start" "-a" "b29447bef11a8ee2678aaed36dacb610dd72a4ee28a4f212030c1a484d4e6429", 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]     = help: use `//` for a plain comment
[INFO] [stderr]     = note: `#[warn(unused_doc_comments)]` on by default
[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` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/hole_punch-a5972c62a8c5cfd1)
[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::covers_all_bytes ... ok
[INFO] [stdout] test tests::holes_have_no_data ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.17s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/hole_info.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/hole_info-ef5b72e34deff049)
[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" "b29447bef11a8ee2678aaed36dacb610dd72a4ee28a4f212030c1a484d4e6429", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b29447bef11a8ee2678aaed36dacb610dd72a4ee28a4f212030c1a484d4e6429", kill_on_drop: false }`
[INFO] [stdout] b29447bef11a8ee2678aaed36dacb610dd72a4ee28a4f212030c1a484d4e6429