[INFO] cloning repository https://github.com/dremon/mkstemp.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dremon/mkstemp.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdremon%2Fmkstemp.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdremon%2Fmkstemp.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 22ce7433581f75c24554f5137e28d3e6b74e88bd
[INFO] testing dremon/mkstemp.rs against master#9847c6406dc8182abb417b69000fcd0bc5f4a1b7 for pr-115315
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdremon%2Fmkstemp.rs" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dremon/mkstemp.rs on toolchain 9847c6406dc8182abb417b69000fcd0bc5f4a1b7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9847c6406dc8182abb417b69000fcd0bc5f4a1b7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dremon/mkstemp.rs
[INFO] finished tweaking git repo https://github.com/dremon/mkstemp.rs
[INFO] tweaked toml for git repo https://github.com/dremon/mkstemp.rs written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/dremon/mkstemp.rs 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" "+9847c6406dc8182abb417b69000fcd0bc5f4a1b7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:f5e78b491441a5b9644e276a59809eedfadf4ee1de96655588122b3a64cb522c" "/opt/rustwide/cargo-home/bin/cargo" "+9847c6406dc8182abb417b69000fcd0bc5f4a1b7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 787b812078f9a21773d0bb96760009b948686f990b28e796a9dd9255f039a59e
[INFO] running `Command { std: "docker" "start" "-a" "787b812078f9a21773d0bb96760009b948686f990b28e796a9dd9255f039a59e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "787b812078f9a21773d0bb96760009b948686f990b28e796a9dd9255f039a59e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "787b812078f9a21773d0bb96760009b948686f990b28e796a9dd9255f039a59e", kill_on_drop: false }`
[INFO] [stdout] 787b812078f9a21773d0bb96760009b948686f990b28e796a9dd9255f039a59e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:f5e78b491441a5b9644e276a59809eedfadf4ee1de96655588122b3a64cb522c" "/opt/rustwide/cargo-home/bin/cargo" "+9847c6406dc8182abb417b69000fcd0bc5f4a1b7" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8bbe347a780cc3644e04d50daf5489a42617d82ab05c804b02bd992ed904bcb
[INFO] running `Command { std: "docker" "start" "-a" "d8bbe347a780cc3644e04d50daf5489a42617d82ab05c804b02bd992ed904bcb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.47
[INFO] [stderr]    Compiling mkstemp-rs v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "d8bbe347a780cc3644e04d50daf5489a42617d82ab05c804b02bd992ed904bcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8bbe347a780cc3644e04d50daf5489a42617d82ab05c804b02bd992ed904bcb", kill_on_drop: false }`
[INFO] [stdout] d8bbe347a780cc3644e04d50daf5489a42617d82ab05c804b02bd992ed904bcb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:f5e78b491441a5b9644e276a59809eedfadf4ee1de96655588122b3a64cb522c" "/opt/rustwide/cargo-home/bin/cargo" "+9847c6406dc8182abb417b69000fcd0bc5f4a1b7" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85de13f60173caa2f2566e1583970d3ca652878c47c14dac1cb6edc5100cdae9
[INFO] running `Command { std: "docker" "start" "-a" "85de13f60173caa2f2566e1583970d3ca652878c47c14dac1cb6edc5100cdae9", kill_on_drop: false }`
[INFO] [stderr]    Compiling mkstemp-rs v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> tests/mkstemp.rs:5:26
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn do_write(writer: &mut Write) -> Result<usize> {
[INFO] [stdout]   |                          ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn do_write(writer: &mut dyn Write) -> Result<usize> {
[INFO] [stdout]   |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "85de13f60173caa2f2566e1583970d3ca652878c47c14dac1cb6edc5100cdae9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85de13f60173caa2f2566e1583970d3ca652878c47c14dac1cb6edc5100cdae9", kill_on_drop: false }`
[INFO] [stdout] 85de13f60173caa2f2566e1583970d3ca652878c47c14dac1cb6edc5100cdae9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:f5e78b491441a5b9644e276a59809eedfadf4ee1de96655588122b3a64cb522c" "/opt/rustwide/cargo-home/bin/cargo" "+9847c6406dc8182abb417b69000fcd0bc5f4a1b7" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 22f7120e1238b491d38be3f6e8c4ed3b0aff11bb5da82ae25d67ef645163957a
[INFO] running `Command { std: "docker" "start" "-a" "22f7120e1238b491d38be3f6e8c4ed3b0aff11bb5da82ae25d67ef645163957a", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> tests/mkstemp.rs:5:26
[INFO] [stderr]   |
[INFO] [stderr] 5 | fn do_write(writer: &mut Write) -> Result<usize> {
[INFO] [stderr]   |                          ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]   |
[INFO] [stderr] 5 | fn do_write(writer: &mut dyn Write) -> Result<usize> {
[INFO] [stderr]   |                          +++
[INFO] [stderr] 
[INFO] [stderr] warning: `mkstemp-rs` (test "mkstemp") generated 1 warning (run `cargo fix --test "mkstemp"` to apply 1 suggestion)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mkstemp-341615ffde3d1cbd)
[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]      Running tests/mkstemp.rs (/opt/rustwide/target/debug/deps/mkstemp-4da9662e41bd621f)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test mkstemp ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mkstemp
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 5) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 5) stdout ----
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: LC_ALL="C" PATH="/opt/rustwide/rustup-home/toolchains/9847c6406dc8182abb417b69000fcd0bc5f4a1b7/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" VSLANG="1033" "cc" "-m64" "/tmp/rustcudIbgY/symbols.o" "/tmp/rustdoctestqhbeuC/rust_out.rust_out.4db007cbfa8427e7-cgu.0.rcgu.o" "/tmp/rustdoctestqhbeuC/rust_out.2rlatztu57xie8hj.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/9847c6406dc8182abb417b69000fcd0bc5f4a1b7/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libmkstemp-98fda77422cd3a06.rlib" "/opt/rustwide/target/debug/deps/liblibc-57b68c7b2db98749.rlib" "/opt/rustwide/rustup-home/toolchains/9847c6406dc8182abb417b69000fcd0bc5f4a1b7/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-19964a87984cce8a.rlib" "/opt/rustwide/rustup-home/toolchains/9847c6406dc8182abb417b69000fcd0bc5f4a1b7/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-0ad64a60ea2c4aaa.rlib" "/opt/rustwide/rustup-home/toolchains/9847c6406dc8182abb417b69000fcd0bc5f4a1b7/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-37a5cbc9c5c20c04.rlib" "/opt/rustwide/rustup-home/toolchains/9847c6406dc8182abb417b69000fcd0bc5f4a1b7/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-e8cedd2960ff146a.rlib" "/opt/rustwide/rustup-home/toolchains/9847c6406dc8182abb417b69000fcd0bc5f4a1b7/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-5deb081ad96d9130.rlib" "/opt/rustwide/rustup-home/toolchains/9847c6406dc8182abb417b69000fcd0bc5f4a1b7/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-22c964fd8f2dfaf9.rlib" "/opt/rustwide/rustup-home/toolchains/9847c6406dc8182abb417b69000fcd0bc5f4a1b7/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-6971442fd1c2cfbb.rlib" "/opt/rustwide/rustup-home/toolchains/9847c6406dc8182abb417b69000fcd0bc5f4a1b7/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-ec7906ee77b1d540.rlib" "/opt/rustwide/rustup-home/toolchains/9847c6406dc8182abb417b69000fcd0bc5f4a1b7/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-4307a3ebc7f0bfcf.rlib" "/opt/rustwide/rustup-home/toolchains/9847c6406dc8182abb417b69000fcd0bc5f4a1b7/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-c2ab156d57b93da1.rlib" "/opt/rustwide/rustup-home/toolchains/9847c6406dc8182abb417b69000fcd0bc5f4a1b7/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-763bbb8717f828b7.rlib" "/opt/rustwide/rustup-home/toolchains/9847c6406dc8182abb417b69000fcd0bc5f4a1b7/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-eb9ba65f17380c5d.rlib" "/opt/rustwide/rustup-home/toolchains/9847c6406dc8182abb417b69000fcd0bc5f4a1b7/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-4286d0bf3addfc05.rlib" "/opt/rustwide/rustup-home/toolchains/9847c6406dc8182abb417b69000fcd0bc5f4a1b7/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-fa17a4d002f91ad9.rlib" "/opt/rustwide/rustup-home/toolchains/9847c6406dc8182abb417b69000fcd0bc5f4a1b7/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-ff4ae84067796be3.rlib" "/opt/rustwide/rustup-home/toolchains/9847c6406dc8182abb417b69000fcd0bc5f4a1b7/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-6f47c72c85a10103.rlib" "/opt/rustwide/rustup-home/toolchains/9847c6406dc8182abb417b69000fcd0bc5f4a1b7/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-cd2f2bc505f56f50.rlib" "/opt/rustwide/rustup-home/toolchains/9847c6406dc8182abb417b69000fcd0bc5f4a1b7/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-ec02dd343723da85.rlib" "/opt/rustwide/rustup-home/toolchains/9847c6406dc8182abb417b69000fcd0bc5f4a1b7/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-4df0073ab5846ddb.rlib" "-Wl,-Bdynamic" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/9847c6406dc8182abb417b69000fcd0bc5f4a1b7/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/tmp/rustdoctestqhbeuC/rust_out" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: final link failed: No space left on device
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 5)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "22f7120e1238b491d38be3f6e8c4ed3b0aff11bb5da82ae25d67ef645163957a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22f7120e1238b491d38be3f6e8c4ed3b0aff11bb5da82ae25d67ef645163957a", kill_on_drop: false }`
[INFO] [stdout] 22f7120e1238b491d38be3f6e8c4ed3b0aff11bb5da82ae25d67ef645163957a