[INFO] cloning repository https://github.com/englishm/adder [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/englishm/adder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenglishm%2Fadder"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenglishm%2Fadder'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] b8ae4c8e6eea2e7dc57b87b3e5143007bdf2fc9c [INFO] checking englishm/adder against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenglishm%2Fadder" "/workspace/builds/worker-14/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/englishm/adder on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/englishm/adder [INFO] finished tweaking git repo https://github.com/englishm/adder [INFO] tweaked toml for git repo https://github.com/englishm/adder written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/englishm/adder already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 25e7ee5c290b385897f3880c118834909ccc61d33b2edf423c89e3b97cf12b20 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "25e7ee5c290b385897f3880c118834909ccc61d33b2edf423c89e3b97cf12b20"` [INFO] [stderr] Checking adder v0.0.1 (/opt/rustwide/workdir) [INFO] [stderr] error: use of unstable library feature 'test': `bench` is a part of custom test frameworks which are unstable [INFO] [stderr] --> src/lib.rs:36:5 [INFO] [stderr] | [INFO] [stderr] 36 | #[bench] [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[deny(soft_unstable)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #64266 [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'test' [INFO] [stderr] --> src/lib.rs:11:1 [INFO] [stderr] | [INFO] [stderr] 11 | extern crate test; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #50297 for more information [INFO] [stderr] = help: add `#![feature(test)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'test' [INFO] [stderr] --> src/lib.rs:29:7 [INFO] [stderr] | [INFO] [stderr] 29 | use test::Bencher; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #50297 for more information [INFO] [stderr] = help: add `#![feature(test)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'test' [INFO] [stderr] --> src/lib.rs:37:28 [INFO] [stderr] | [INFO] [stderr] 37 | fn bench_add_two(b: &mut Bencher) { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #50297 for more information [INFO] [stderr] = help: add `#![feature(test)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'test' [INFO] [stderr] --> src/lib.rs:38:7 [INFO] [stderr] | [INFO] [stderr] 38 | b.iter(|| add_two(2)); [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #50297 for more information [INFO] [stderr] = help: add `#![feature(test)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error: aborting due to 5 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0658`. [INFO] [stderr] error: could not compile `adder`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error[E0658]: use of unstable library feature 'test' [INFO] [stderr] --> src/lib.rs:11:1 [INFO] [stderr] | [INFO] [stderr] 11 | extern crate test; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #50297 for more information [INFO] [stderr] = help: add `#![feature(test)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0658`. [INFO] [stderr] error: could not compile `adder`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "25e7ee5c290b385897f3880c118834909ccc61d33b2edf423c89e3b97cf12b20"` [INFO] running `"docker" "rm" "-f" "25e7ee5c290b385897f3880c118834909ccc61d33b2edf423c89e3b97cf12b20"` [INFO] [stdout] 25e7ee5c290b385897f3880c118834909ccc61d33b2edf423c89e3b97cf12b20