[INFO] fetching crate nc 0.7.13... [INFO] testing nc-0.7.13 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799 [INFO] extracting crate nc 0.7.13 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate nc 0.7.13 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate nc 0.7.13 [INFO] finished tweaking crates.io crate nc 0.7.13 [INFO] tweaked toml for crates.io crate nc 0.7.13 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate crates.io crate nc 0.7.13 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3675d46c8c8b89808461d67ac0dee196ea121d7300ad317c9ca84d51d430f528 [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" "3675d46c8c8b89808461d67ac0dee196ea121d7300ad317c9ca84d51d430f528", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3675d46c8c8b89808461d67ac0dee196ea121d7300ad317c9ca84d51d430f528", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3675d46c8c8b89808461d67ac0dee196ea121d7300ad317c9ca84d51d430f528", kill_on_drop: false }` [INFO] [stdout] 3675d46c8c8b89808461d67ac0dee196ea121d7300ad317c9ca84d51d430f528 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c0a0e64badfbb50245e3a229c7195a3ec7719e3ff6877cad0b46d17e7a832b15 [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" "c0a0e64badfbb50245e3a229c7195a3ec7719e3ff6877cad0b46d17e7a832b15", kill_on_drop: false }` [INFO] [stderr] Compiling nc v0.7.13 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.65s [INFO] running `Command { std: "docker" "inspect" "c0a0e64badfbb50245e3a229c7195a3ec7719e3ff6877cad0b46d17e7a832b15", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c0a0e64badfbb50245e3a229c7195a3ec7719e3ff6877cad0b46d17e7a832b15", kill_on_drop: false }` [INFO] [stdout] c0a0e64badfbb50245e3a229c7195a3ec7719e3ff6877cad0b46d17e7a832b15 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ac463fbb91abf91734da4e239c7c7cedc4a49baa724ac2d27d8b6e91bbf32766 [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" "ac463fbb91abf91734da4e239c7c7cedc4a49baa724ac2d27d8b6e91bbf32766", kill_on_drop: false }` [INFO] [stderr] Compiling nc v0.7.13 (/opt/rustwide/workdir) [INFO] [stdout] warning: function is never used: `alarm` [INFO] [stdout] --> examples/utils/mod.rs:19:8 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn alarm(seconds: u32) -> Result { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> examples/socket.rs:39:5 [INFO] [stdout] | [INFO] [stdout] 27 | / loop { [INFO] [stdout] 28 | | let mut conn_addr = nc::sockaddr_in_t::default(); [INFO] [stdout] 29 | | let mut conn_addr_len: nc::socklen_t = 0; [INFO] [stdout] 30 | | let conn_fd = nc::accept4( [INFO] [stdout] ... | [INFO] [stdout] 36 | | println!("conn_fd: {:?}", conn_fd); [INFO] [stdout] 37 | | } [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] 38 | [INFO] [stdout] 39 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `alarm` [INFO] [stdout] --> examples/utils/mod.rs:19:8 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn alarm(seconds: u32) -> Result { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `handle_restore` [INFO] [stdout] --> examples/timer.rs:9:4 [INFO] [stdout] | [INFO] [stdout] 9 | fn handle_restore() { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `alarm` [INFO] [stdout] --> examples/utils/mod.rs:19:8 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn alarm(seconds: u32) -> Result { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 12.58s [INFO] running `Command { std: "docker" "inspect" "ac463fbb91abf91734da4e239c7c7cedc4a49baa724ac2d27d8b6e91bbf32766", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ac463fbb91abf91734da4e239c7c7cedc4a49baa724ac2d27d8b6e91bbf32766", kill_on_drop: false }` [INFO] [stdout] ac463fbb91abf91734da4e239c7c7cedc4a49baa724ac2d27d8b6e91bbf32766 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] eacf83c6be580a05a533b0d31c6e361d3f2f09ad31a9a06f4f6cca7e910586c3 [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" "eacf83c6be580a05a533b0d31c6e361d3f2f09ad31a9a06f4f6cca7e910586c3", kill_on_drop: false }` [INFO] [stderr] warning: function is never used: `alarm` [INFO] [stderr] --> examples/utils/mod.rs:19:8 [INFO] [stderr] | [INFO] [stderr] 19 | pub fn alarm(seconds: u32) -> Result { [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `handle_restore` [INFO] [stderr] --> examples/timer.rs:9:4 [INFO] [stderr] | [INFO] [stderr] 9 | fn handle_restore() { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `nc` (example "resource_limit") generated 1 warning [INFO] [stderr] warning: `nc` (example "timer") generated 2 warnings (1 duplicate) [INFO] [stderr] warning: unreachable expression [INFO] [stderr] --> examples/socket.rs:39:5 [INFO] [stderr] | [INFO] [stderr] 27 | / loop { [INFO] [stderr] 28 | | let mut conn_addr = nc::sockaddr_in_t::default(); [INFO] [stderr] 29 | | let mut conn_addr_len: nc::socklen_t = 0; [INFO] [stderr] 30 | | let conn_fd = nc::accept4( [INFO] [stderr] ... | [INFO] [stderr] 36 | | println!("conn_fd: {:?}", conn_fd); [INFO] [stderr] 37 | | } [INFO] [stderr] | |_____- any code following this expression is unreachable [INFO] [stderr] 38 | [INFO] [stderr] 39 | Ok(()) [INFO] [stderr] | ^^^^^^ unreachable expression [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `nc` (example "prctl") generated 1 warning (1 duplicate) [INFO] [stderr] warning: `nc` (example "socket") generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/nc-4fb1c4fd696ae9ed) [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 nc [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --edition=2021 --crate-type lib --crate-name nc --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps -L native=/opt/rustwide/target/debug/build/nc-a20dc04e0052c938/out --extern nc=/opt/rustwide/target/debug/deps/libnc-13ce96894e1d9c83.rlib -C embed-bitcode=no --cfg 'feature="default"' --cfg 'feature="std"' --error-format human` (signal: 9, SIGKILL: kill) [INFO] running `Command { std: "docker" "inspect" "eacf83c6be580a05a533b0d31c6e361d3f2f09ad31a9a06f4f6cca7e910586c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eacf83c6be580a05a533b0d31c6e361d3f2f09ad31a9a06f4f6cca7e910586c3", kill_on_drop: false }` [INFO] [stdout] eacf83c6be580a05a533b0d31c6e361d3f2f09ad31a9a06f4f6cca7e910586c3