[INFO] fetching crate robocopyrs 1.0.0... [INFO] testing robocopyrs-1.0.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] extracting crate robocopyrs 1.0.0 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate robocopyrs 1.0.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate robocopyrs 1.0.0 [INFO] finished tweaking crates.io crate robocopyrs 1.0.0 [INFO] tweaked toml for crates.io crate robocopyrs 1.0.0 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] f28063e8f326d49ad1d700f21fccc0dbdd414b4f20f7293172acba99e76b9450 [INFO] running `Command { std: "docker" "start" "-a" "f28063e8f326d49ad1d700f21fccc0dbdd414b4f20f7293172acba99e76b9450", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f28063e8f326d49ad1d700f21fccc0dbdd414b4f20f7293172acba99e76b9450", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f28063e8f326d49ad1d700f21fccc0dbdd414b4f20f7293172acba99e76b9450", kill_on_drop: false }` [INFO] [stdout] f28063e8f326d49ad1d700f21fccc0dbdd414b4f20f7293172acba99e76b9450 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4f1c161b88e47585f1aba79e908e16d01da2bb3c83666e8071a9ed1c20cb9aff [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "4f1c161b88e47585f1aba79e908e16d01da2bb3c83666e8071a9ed1c20cb9aff", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling robocopyrs v1.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.94s [INFO] running `Command { std: "docker" "inspect" "4f1c161b88e47585f1aba79e908e16d01da2bb3c83666e8071a9ed1c20cb9aff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4f1c161b88e47585f1aba79e908e16d01da2bb3c83666e8071a9ed1c20cb9aff", kill_on_drop: false }` [INFO] [stdout] 4f1c161b88e47585f1aba79e908e16d01da2bb3c83666e8071a9ed1c20cb9aff [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7d938d42e255506c06f5e6e26799bf45a550510151cb08ce629b0cfe2249f676 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "7d938d42e255506c06f5e6e26799bf45a550510151cb08ce629b0cfe2249f676", kill_on_drop: false }` [INFO] [stderr] Compiling robocopyrs v1.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.09s [INFO] running `Command { std: "docker" "inspect" "7d938d42e255506c06f5e6e26799bf45a550510151cb08ce629b0cfe2249f676", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7d938d42e255506c06f5e6e26799bf45a550510151cb08ce629b0cfe2249f676", kill_on_drop: false }` [INFO] [stdout] 7d938d42e255506c06f5e6e26799bf45a550510151cb08ce629b0cfe2249f676 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 37a475d14590c26de616bd28b4f3405b4c5f963a573b8990972d6dd2685b38db [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "37a475d14590c26de616bd28b4f3405b4c5f963a573b8990972d6dd2685b38db", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/robocopyrs-695149594405a715) [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 robocopyrs [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] [stdout] test src/lib.rs - (line 3) - compile ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 3) stdout ---- [INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`) [INFO] [stdout] --> src/lib.rs:20:18 [INFO] [stdout] | [INFO] [stdout] 3 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_3_0() { [INFO] [stdout] | ______________________________________- [INFO] [stdout] 4 | | use robocopyrs::RobocopyCommand; [INFO] [stdout] 5 | | use robocopyrs::CopyMode; [INFO] [stdout] 6 | | use robocopyrs::FileProperties; [INFO] [stdout] ... | [INFO] [stdout] 20 | | command.execute()?; [INFO] [stdout] | | ^ cannot use the `?` operator in a function that returns `()` [INFO] [stdout] 21 | | } _doctest_main_src_lib_rs_3_0() } [INFO] [stdout] | |_- this function should return `Result` or `Option` to accept `?` [INFO] [stdout] | [INFO] [stdout] = help: the trait `FromResidual>>` is not implemented for `()` [INFO] [stdout] note: required by `from_residual` [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0277`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 3) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.37s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "37a475d14590c26de616bd28b4f3405b4c5f963a573b8990972d6dd2685b38db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "37a475d14590c26de616bd28b4f3405b4c5f963a573b8990972d6dd2685b38db", kill_on_drop: false }` [INFO] [stdout] 37a475d14590c26de616bd28b4f3405b4c5f963a573b8990972d6dd2685b38db