[INFO] fetching crate filedesc 0.6.3...
[INFO] testing filedesc-0.6.3 against 1.90.0 for beta-1.91-3
[INFO] extracting crate filedesc 0.6.3 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate filedesc 0.6.3
[INFO] finished tweaking crates.io crate filedesc 0.6.3
[INFO] tweaked toml for crates.io crate filedesc 0.6.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate filedesc 0.6.3 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 11 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fea624a908d5708c6a9bd429d2a9cfcc5c221639b769af58b8c84fa282d381a6
[INFO] running `Command { std: "docker" "start" "-a" "fea624a908d5708c6a9bd429d2a9cfcc5c221639b769af58b8c84fa282d381a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fea624a908d5708c6a9bd429d2a9cfcc5c221639b769af58b8c84fa282d381a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fea624a908d5708c6a9bd429d2a9cfcc5c221639b769af58b8c84fa282d381a6", kill_on_drop: false }`
[INFO] [stdout] fea624a908d5708c6a9bd429d2a9cfcc5c221639b769af58b8c84fa282d381a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2dac643cf40f604b8f83c588690a9a968e8c1f098ab7dcd0cf510c367eb09403
[INFO] running `Command { std: "docker" "start" "-a" "2dac643cf40f604b8f83c588690a9a968e8c1f098ab7dcd0cf510c367eb09403", kill_on_drop: false }`
[INFO] [stderr]    Compiling filedesc v0.6.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/unix.rs:69:15
[INFO] [stdout]    |
[INFO] [stdout] 69 |     pub fn as_fd(&self) -> BorrowedFd {
[INFO] [stdout]    |                  ^^^^^     ---------- the same lifetime is hidden here
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 69 |     pub fn as_fd(&self) -> BorrowedFd<'_> {
[INFO] [stdout]    |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "2dac643cf40f604b8f83c588690a9a968e8c1f098ab7dcd0cf510c367eb09403", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dac643cf40f604b8f83c588690a9a968e8c1f098ab7dcd0cf510c367eb09403", kill_on_drop: false }`
[INFO] [stdout] 2dac643cf40f604b8f83c588690a9a968e8c1f098ab7dcd0cf510c367eb09403
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9fa45b9311becfac6078e57bd92f5686bcf4847f2058ccb7cebef3b10814c767
[INFO] running `Command { std: "docker" "start" "-a" "9fa45b9311becfac6078e57bd92f5686bcf4847f2058ccb7cebef3b10814c767", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/unix.rs:69:15
[INFO] [stdout]    |
[INFO] [stdout] 69 |     pub fn as_fd(&self) -> BorrowedFd {
[INFO] [stdout]    |                  ^^^^^     ---------- the same lifetime is hidden here
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 69 |     pub fn as_fd(&self) -> BorrowedFd<'_> {
[INFO] [stdout]    |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling assert2-macros v0.3.16
[INFO] [stderr]    Compiling assert2 v0.3.16
[INFO] [stderr]    Compiling filedesc v0.6.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/unix.rs:69:15
[INFO] [stdout]    |
[INFO] [stdout] 69 |     pub fn as_fd(&self) -> BorrowedFd {
[INFO] [stdout]    |                  ^^^^^     ---------- the same lifetime is hidden here
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 69 |     pub fn as_fd(&self) -> BorrowedFd<'_> {
[INFO] [stdout]    |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 7.88s
[INFO] running `Command { std: "docker" "inspect" "9fa45b9311becfac6078e57bd92f5686bcf4847f2058ccb7cebef3b10814c767", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fa45b9311becfac6078e57bd92f5686bcf4847f2058ccb7cebef3b10814c767", kill_on_drop: false }`
[INFO] [stdout] 9fa45b9311becfac6078e57bd92f5686bcf4847f2058ccb7cebef3b10814c767
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 94a6b0e872883422d73e8bf0b28e465fb551c6a7de7ba634ae786b8b52007ad5
[INFO] running `Command { std: "docker" "start" "-a" "94a6b0e872883422d73e8bf0b28e465fb551c6a7de7ba634ae786b8b52007ad5", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/unix.rs:69:15
[INFO] [stderr]    |
[INFO] [stderr] 69 |     pub fn as_fd(&self) -> BorrowedFd {
[INFO] [stderr]    |                  ^^^^^     ---------- the same lifetime is hidden here
[INFO] [stderr]    |                  |
[INFO] [stderr]    |                  the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 69 |     pub fn as_fd(&self) -> BorrowedFd<'_> {
[INFO] [stderr]    |                                      ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `filedesc` (lib) generated 1 warning
[INFO] [stderr] warning: `filedesc` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/filedesc-70e9a39cf5cc4016)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test::duplicate_convert_stdout ... ok
[INFO] [stdout] test test::test_get_close_on_exec ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests filedesc
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 19) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "94a6b0e872883422d73e8bf0b28e465fb551c6a7de7ba634ae786b8b52007ad5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94a6b0e872883422d73e8bf0b28e465fb551c6a7de7ba634ae786b8b52007ad5", kill_on_drop: false }`
[INFO] [stdout] 94a6b0e872883422d73e8bf0b28e465fb551c6a7de7ba634ae786b8b52007ad5