[INFO] fetching crate filemagic 0.12.3...
[INFO] testing filemagic-0.12.3 against master#595316b4006932405a63862d8fe65f71a6356293 for pr-128254
[INFO] extracting crate filemagic 0.12.3 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate filemagic 0.12.3 on toolchain 595316b4006932405a63862d8fe65f71a6356293
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+595316b4006932405a63862d8fe65f71a6356293" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate filemagic 0.12.3
[INFO] finished tweaking crates.io crate filemagic 0.12.3
[INFO] tweaked toml for crates.io crate filemagic 0.12.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+595316b4006932405a63862d8fe65f71a6356293" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 8 packages to latest compatible versions
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.6.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+595316b4006932405a63862d8fe65f71a6356293" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+595316b4006932405a63862d8fe65f71a6356293" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8f91ea6133fd6cffc361b38058a54f99ad60714e37ab17a8a158f3e621da0d82
[INFO] running `Command { std: "docker" "start" "-a" "8f91ea6133fd6cffc361b38058a54f99ad60714e37ab17a8a158f3e621da0d82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f91ea6133fd6cffc361b38058a54f99ad60714e37ab17a8a158f3e621da0d82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f91ea6133fd6cffc361b38058a54f99ad60714e37ab17a8a158f3e621da0d82", kill_on_drop: false }`
[INFO] [stdout] 8f91ea6133fd6cffc361b38058a54f99ad60714e37ab17a8a158f3e621da0d82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+595316b4006932405a63862d8fe65f71a6356293" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d421bf3327f92558ab90769ca220226d9c4422103a190875c2c6e5af80d8ee9e
[INFO] running `Command { std: "docker" "start" "-a" "d421bf3327f92558ab90769ca220226d9c4422103a190875c2c6e5af80d8ee9e", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling filemagic v0.12.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/api.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  |   /// libmagic declarations
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 7  |   #[link(name = "magic")]
[INFO] [stdout] 8  | / extern "C" {
[INFO] [stdout] 9  | |     pub fn magic_open(flags: c_int) -> *const Magic;
[INFO] [stdout] 10 | |     pub fn magic_close(cookie: *const Magic);
[INFO] [stdout] 11 | |     pub fn magic_error(cookie: *const Magic) -> *const c_char;
[INFO] [stdout] ...  |
[INFO] [stdout] 26 | |     ) -> c_int;
[INFO] [stdout] 27 | | }
[INFO] [stdout]    | |_- rustdoc does not generate documentation for extern blocks
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [optimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "d421bf3327f92558ab90769ca220226d9c4422103a190875c2c6e5af80d8ee9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d421bf3327f92558ab90769ca220226d9c4422103a190875c2c6e5af80d8ee9e", kill_on_drop: false }`
[INFO] [stdout] d421bf3327f92558ab90769ca220226d9c4422103a190875c2c6e5af80d8ee9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+595316b4006932405a63862d8fe65f71a6356293" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3932ff4c073a64772acaccc4982ffb9f020823b68c814f3e58c7f746c336f71
[INFO] running `Command { std: "docker" "start" "-a" "e3932ff4c073a64772acaccc4982ffb9f020823b68c814f3e58c7f746c336f71", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/api.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  |   /// libmagic declarations
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 7  |   #[link(name = "magic")]
[INFO] [stdout] 8  | / extern "C" {
[INFO] [stdout] 9  | |     pub fn magic_open(flags: c_int) -> *const Magic;
[INFO] [stdout] 10 | |     pub fn magic_close(cookie: *const Magic);
[INFO] [stdout] 11 | |     pub fn magic_error(cookie: *const Magic) -> *const c_char;
[INFO] [stdout] ...  |
[INFO] [stdout] 26 | |     ) -> c_int;
[INFO] [stdout] 27 | | }
[INFO] [stdout]    | |_- rustdoc does not generate documentation for extern blocks
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling regex v1.10.6
[INFO] [stderr]    Compiling filemagic v0.12.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/api.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  |   /// libmagic declarations
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 7  |   #[link(name = "magic")]
[INFO] [stdout] 8  | / extern "C" {
[INFO] [stdout] 9  | |     pub fn magic_open(flags: c_int) -> *const Magic;
[INFO] [stdout] 10 | |     pub fn magic_close(cookie: *const Magic);
[INFO] [stdout] 11 | |     pub fn magic_error(cookie: *const Magic) -> *const c_char;
[INFO] [stdout] ...  |
[INFO] [stdout] 26 | |     ) -> c_int;
[INFO] [stdout] 27 | | }
[INFO] [stdout]    | |_- rustdoc does not generate documentation for extern blocks
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 8.43s
[INFO] running `Command { std: "docker" "inspect" "e3932ff4c073a64772acaccc4982ffb9f020823b68c814f3e58c7f746c336f71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3932ff4c073a64772acaccc4982ffb9f020823b68c814f3e58c7f746c336f71", kill_on_drop: false }`
[INFO] [stdout] e3932ff4c073a64772acaccc4982ffb9f020823b68c814f3e58c7f746c336f71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+595316b4006932405a63862d8fe65f71a6356293" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 35cc32af16a988b3e31090442e0311423bc8833436158e6803562daf835aacff
[INFO] running `Command { std: "docker" "start" "-a" "35cc32af16a988b3e31090442e0311423bc8833436158e6803562daf835aacff", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/api.rs:6:1
[INFO] [stderr]    |
[INFO] [stderr] 6  |   /// libmagic declarations
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 7  |   #[link(name = "magic")]
[INFO] [stderr] 8  | / extern "C" {
[INFO] [stderr] 9  | |     pub fn magic_open(flags: c_int) -> *const Magic;
[INFO] [stderr] 10 | |     pub fn magic_close(cookie: *const Magic);
[INFO] [stderr] 11 | |     pub fn magic_error(cookie: *const Magic) -> *const c_char;
[INFO] [stderr] ...  |
[INFO] [stderr] 26 | |     ) -> c_int;
[INFO] [stderr] 27 | | }
[INFO] [stderr]    | |_- rustdoc does not generate documentation for extern blocks
[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: `filemagic` (lib) generated 1 warning
[INFO] [stderr] warning: `filemagic` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/filemagic-824e51486f89fea6)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::get_buffer_mime ... ok
[INFO] [stdout] test tests::get_file_mime ... ok
[INFO] [stdout] test tests::load_one_db ... ok
[INFO] [stdout] test tests::macro_load_one_db ... ok
[INFO] [stdout] test tests::macro_load_one_db_with_flags ... ok
[INFO] [stdout] test tests::version ... ok
[ERROR] error running command: stream did not contain valid UTF-8
[INFO] running `Command { std: "docker" "inspect" "35cc32af16a988b3e31090442e0311423bc8833436158e6803562daf835aacff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35cc32af16a988b3e31090442e0311423bc8833436158e6803562daf835aacff", kill_on_drop: false }`
[INFO] [stdout] 35cc32af16a988b3e31090442e0311423bc8833436158e6803562daf835aacff
[INFO] testing filemagic-0.12.3 against try#5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b for pr-128254
[INFO] extracting crate filemagic 0.12.3 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate filemagic 0.12.3 on toolchain 5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate filemagic 0.12.3
[INFO] finished tweaking crates.io crate filemagic 0.12.3
[INFO] tweaked toml for crates.io crate filemagic 0.12.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 8 packages to latest compatible versions
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.6.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b2c0237eb65fea38477812583e8f53b4fa572ad3fd602f996a607bdacc1fbf4f
[INFO] running `Command { std: "docker" "start" "-a" "b2c0237eb65fea38477812583e8f53b4fa572ad3fd602f996a607bdacc1fbf4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2c0237eb65fea38477812583e8f53b4fa572ad3fd602f996a607bdacc1fbf4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2c0237eb65fea38477812583e8f53b4fa572ad3fd602f996a607bdacc1fbf4f", kill_on_drop: false }`
[INFO] [stdout] b2c0237eb65fea38477812583e8f53b4fa572ad3fd602f996a607bdacc1fbf4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 272a3fc757ce5b71c12280b62f9ddd504a81a232d40e9741201d572a2c8fd5ac
[INFO] running `Command { std: "docker" "start" "-a" "272a3fc757ce5b71c12280b62f9ddd504a81a232d40e9741201d572a2c8fd5ac", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling filemagic v0.12.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/api.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  |   /// libmagic declarations
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 7  |   #[link(name = "magic")]
[INFO] [stdout] 8  | / extern "C" {
[INFO] [stdout] 9  | |     pub fn magic_open(flags: c_int) -> *const Magic;
[INFO] [stdout] 10 | |     pub fn magic_close(cookie: *const Magic);
[INFO] [stdout] 11 | |     pub fn magic_error(cookie: *const Magic) -> *const c_char;
[INFO] [stdout] ...  |
[INFO] [stdout] 26 | |     ) -> c_int;
[INFO] [stdout] 27 | | }
[INFO] [stdout]    | |_- rustdoc does not generate documentation for extern blocks
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [optimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "272a3fc757ce5b71c12280b62f9ddd504a81a232d40e9741201d572a2c8fd5ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "272a3fc757ce5b71c12280b62f9ddd504a81a232d40e9741201d572a2c8fd5ac", kill_on_drop: false }`
[INFO] [stdout] 272a3fc757ce5b71c12280b62f9ddd504a81a232d40e9741201d572a2c8fd5ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5544f2e8cef05b702247a5f2ab2d3aefcd99cc942a901a225ba932c81a79256d
[INFO] running `Command { std: "docker" "start" "-a" "5544f2e8cef05b702247a5f2ab2d3aefcd99cc942a901a225ba932c81a79256d", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/api.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  |   /// libmagic declarations
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 7  |   #[link(name = "magic")]
[INFO] [stdout] 8  | / extern "C" {
[INFO] [stdout] 9  | |     pub fn magic_open(flags: c_int) -> *const Magic;
[INFO] [stdout] 10 | |     pub fn magic_close(cookie: *const Magic);
[INFO] [stdout] 11 | |     pub fn magic_error(cookie: *const Magic) -> *const c_char;
[INFO] [stdout] ...  |
[INFO] [stdout] 26 | |     ) -> c_int;
[INFO] [stdout] 27 | | }
[INFO] [stdout]    | |_- rustdoc does not generate documentation for extern blocks
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling regex v1.10.6
[INFO] [stderr]    Compiling filemagic v0.12.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/api.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  |   /// libmagic declarations
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 7  |   #[link(name = "magic")]
[INFO] [stdout] 8  | / extern "C" {
[INFO] [stdout] 9  | |     pub fn magic_open(flags: c_int) -> *const Magic;
[INFO] [stdout] 10 | |     pub fn magic_close(cookie: *const Magic);
[INFO] [stdout] 11 | |     pub fn magic_error(cookie: *const Magic) -> *const c_char;
[INFO] [stdout] ...  |
[INFO] [stdout] 26 | |     ) -> c_int;
[INFO] [stdout] 27 | | }
[INFO] [stdout]    | |_- rustdoc does not generate documentation for extern blocks
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 8.33s
[INFO] running `Command { std: "docker" "inspect" "5544f2e8cef05b702247a5f2ab2d3aefcd99cc942a901a225ba932c81a79256d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5544f2e8cef05b702247a5f2ab2d3aefcd99cc942a901a225ba932c81a79256d", kill_on_drop: false }`
[INFO] [stdout] 5544f2e8cef05b702247a5f2ab2d3aefcd99cc942a901a225ba932c81a79256d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 09e8cc2112191e5ead27c5cf9b76e372eed3051e428bec89fb44457a7f576615
[INFO] running `Command { std: "docker" "start" "-a" "09e8cc2112191e5ead27c5cf9b76e372eed3051e428bec89fb44457a7f576615", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/api.rs:6:1
[INFO] [stderr]    |
[INFO] [stderr] 6  |   /// libmagic declarations
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 7  |   #[link(name = "magic")]
[INFO] [stderr] 8  | / extern "C" {
[INFO] [stderr] 9  | |     pub fn magic_open(flags: c_int) -> *const Magic;
[INFO] [stderr] 10 | |     pub fn magic_close(cookie: *const Magic);
[INFO] [stderr] 11 | |     pub fn magic_error(cookie: *const Magic) -> *const c_char;
[INFO] [stderr] ...  |
[INFO] [stderr] 26 | |     ) -> c_int;
[INFO] [stderr] 27 | | }
[INFO] [stderr]    | |_- rustdoc does not generate documentation for extern blocks
[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: `filemagic` (lib) generated 1 warning
[INFO] [stderr] warning: `filemagic` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/filemagic-824e51486f89fea6)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stderr] , 4: Warning: using regular magic file `data/db-python'
[INFO] [stdout] test tests::get_buffer_mime ... ok
[INFO] [stdout] test tests::load_one_db ... ok
[INFO] [stdout] test tests::load_default_db ... ok
[INFO] [stdout] test tests::file_error ... ok
[INFO] [stdout] test tests::get_file_mime ... ok
[INFO] [stdout] test tests::macro_get_buffer_mime ... ok
[INFO] [stdout] test tests::macro_load_one_db ... ok
[INFO] [stdout] test tests::macro_load_default_db ... ok
[INFO] [stdout] test tests::macro_load_one_db_with_flags ... ok
[INFO] [stdout] test tests::version ... ok
[INFO] [stdout] test tests::macro_get_file_mime ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests filemagic
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/macros.rs - macros::magic (line 7) ... ignored
[INFO] [stdout] test src/lib.rs - (line 14) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "09e8cc2112191e5ead27c5cf9b76e372eed3051e428bec89fb44457a7f576615", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09e8cc2112191e5ead27c5cf9b76e372eed3051e428bec89fb44457a7f576615", kill_on_drop: false }`
[INFO] [stdout] 09e8cc2112191e5ead27c5cf9b76e372eed3051e428bec89fb44457a7f576615