[INFO] fetching crate getopt-long 0.3.0...
[INFO] testing getopt-long-0.3.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate getopt-long 0.3.0 into /workspace/builds/worker-108/source
[INFO] validating manifest of crates.io crate getopt-long 0.3.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate getopt-long 0.3.0
[INFO] finished tweaking crates.io crate getopt-long 0.3.0
[INFO] tweaked toml for crates.io crate getopt-long 0.3.0 written to /workspace/builds/worker-108/source/Cargo.toml
[INFO] crate crates.io crate getopt-long 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b82cca5c3a4a23434f9b285c51c97db2c981179f95a9a955b98e9978e594827
[INFO] running `Command { std: "docker" "start" "-a" "6b82cca5c3a4a23434f9b285c51c97db2c981179f95a9a955b98e9978e594827", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b82cca5c3a4a23434f9b285c51c97db2c981179f95a9a955b98e9978e594827", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b82cca5c3a4a23434f9b285c51c97db2c981179f95a9a955b98e9978e594827", kill_on_drop: false }`
[INFO] [stdout] 6b82cca5c3a4a23434f9b285c51c97db2c981179f95a9a955b98e9978e594827
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 92206353707ab81aad84b08fdc7bba2b2c4ddf23f3044d9e9b52b1106a08556d
[INFO] running `Command { std: "docker" "start" "-a" "92206353707ab81aad84b08fdc7bba2b2c4ddf23f3044d9e9b52b1106a08556d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling getopt-long v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/getopt_long.rs:175:13
[INFO] [stdout]     |
[INFO] [stdout] 175 |             CString::from_raw(v);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.81s
[INFO] running `Command { std: "docker" "inspect" "92206353707ab81aad84b08fdc7bba2b2c4ddf23f3044d9e9b52b1106a08556d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92206353707ab81aad84b08fdc7bba2b2c4ddf23f3044d9e9b52b1106a08556d", kill_on_drop: false }`
[INFO] [stdout] 92206353707ab81aad84b08fdc7bba2b2c4ddf23f3044d9e9b52b1106a08556d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a3e7a3496461f438f7f4efbc684b0ad45d3ac4835e2c68bf86dd51ee10aad3a
[INFO] running `Command { std: "docker" "start" "-a" "4a3e7a3496461f438f7f4efbc684b0ad45d3ac4835e2c68bf86dd51ee10aad3a", kill_on_drop: false }`
[INFO] [stderr]    Compiling getopt-long v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/getopt_long.rs:175:13
[INFO] [stdout]     |
[INFO] [stdout] 175 |             CString::from_raw(v);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/getopt_long.rs:175:13
[INFO] [stdout]     |
[INFO] [stdout] 175 |             CString::from_raw(v);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "4a3e7a3496461f438f7f4efbc684b0ad45d3ac4835e2c68bf86dd51ee10aad3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a3e7a3496461f438f7f4efbc684b0ad45d3ac4835e2c68bf86dd51ee10aad3a", kill_on_drop: false }`
[INFO] [stdout] 4a3e7a3496461f438f7f4efbc684b0ad45d3ac4835e2c68bf86dd51ee10aad3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 94be4236512d832818e94e375ae8bcaa2e10147fb16453cb693999c11c5a60b6
[INFO] running `Command { std: "docker" "start" "-a" "94be4236512d832818e94e375ae8bcaa2e10147fb16453cb693999c11c5a60b6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stderr]    --> src/getopt_long.rs:175:13
[INFO] [stderr]     |
[INFO] [stderr] 175 |             CString::from_raw(v);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stderr] 
[INFO] [stderr] warning: `getopt-long` (lib) generated 1 warning
[INFO] [stderr] warning: `getopt-long` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.61s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/getopt_long-26cdf322a0f6e3a4)
[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] [stderr]    Doc-tests getopt-long
[INFO] [stderr] error[E0659]: `getopt_long` is ambiguous
[INFO] [stderr]    --> /opt/rustwide/workdir/src/lib.rs:184:9
[INFO] [stderr]     |
[INFO] [stderr] 184 | pub use getopt_long::{getopt_long, usage, HasArg, Opt, OptError, OptResult, Arguments};
[INFO] [stderr]     |         ^^^^^^^^^^^ ambiguous name
[INFO] [stderr]     |
[INFO] [stderr]     = note: ambiguous because of multiple potential import sources
[INFO] [stderr]     = note: `getopt_long` could refer to a crate passed with `--extern`
[INFO] [stderr]     = help: use `::getopt_long` to refer to this crate unambiguously
[INFO] [stderr] note: `getopt_long` could also refer to the module defined here
[INFO] [stderr]    --> /opt/rustwide/workdir/src/lib.rs:179:1
[INFO] [stderr]     |
[INFO] [stderr] 179 | mod getopt_long;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: use `crate::getopt_long` to refer to this module unambiguously
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0659`.
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "94be4236512d832818e94e375ae8bcaa2e10147fb16453cb693999c11c5a60b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94be4236512d832818e94e375ae8bcaa2e10147fb16453cb693999c11c5a60b6", kill_on_drop: false }`
[INFO] [stdout] 94be4236512d832818e94e375ae8bcaa2e10147fb16453cb693999c11c5a60b6