[INFO] cloning repository https://github.com/ashfordneil/net-tiger [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ashfordneil/net-tiger" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fashfordneil%2Fnet-tiger"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fashfordneil%2Fnet-tiger'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 10c8cd7478f4e309b174f97771290dd58430c617 [INFO] testing ashfordneil/net-tiger against 1.44.0 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fashfordneil%2Fnet-tiger" "/workspace/builds/worker-6/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ashfordneil/net-tiger on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/ashfordneil/net-tiger [INFO] finished tweaking git repo https://github.com/ashfordneil/net-tiger [INFO] tweaked toml for git repo https://github.com/ashfordneil/net-tiger written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/ashfordneil/net-tiger already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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" "+1.44.0" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 1a3d7f2a11ed26bfd558f82cfb8e30430bef273fa0bb4555cae9c2a5c82a361e [INFO] running `"docker" "start" "-a" "1a3d7f2a11ed26bfd558f82cfb8e30430bef273fa0bb4555cae9c2a5c82a361e"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling futures v0.1.29 [INFO] [stderr] Compiling syn v1.0.8 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling getrandom v0.1.13 [INFO] [stderr] Compiling cc v1.0.47 [INFO] [stderr] Compiling failure_derive v0.1.6 [INFO] [stderr] Compiling ppv-lite86 v0.2.6 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling proc-macro-nested v0.1.3 [INFO] [stderr] Compiling matches v0.1.8 [INFO] [stderr] Compiling futures-core v0.3.1 [INFO] [stderr] Compiling futures-sink v0.3.1 [INFO] [stderr] Compiling rustc-demangle v0.1.16 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Compiling futures-io v0.3.1 [INFO] [stderr] Compiling percent-encoding v2.1.0 [INFO] [stderr] Compiling unicode-width v0.1.6 [INFO] [stderr] Compiling pin-utils v0.1.0-alpha.4 [INFO] [stderr] Compiling futures-task v0.3.1 [INFO] [stderr] Compiling regex-syntax v0.6.12 [INFO] [stderr] Compiling lock_api v0.3.1 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling unicode-bidi v0.3.4 [INFO] [stderr] Compiling futures-channel v0.3.1 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling lru-cache v0.1.2 [INFO] [stderr] Compiling crossbeam-utils v0.7.0 [INFO] [stderr] Compiling crossbeam-epoch v0.8.0 [INFO] [stderr] Compiling c2-chacha v0.2.3 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Compiling aho-corasick v0.7.6 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling crossbeam-queue v0.1.2 [INFO] [stderr] Compiling smallvec v0.6.13 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling unicode-normalization v0.1.9 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling num_cpus v1.11.1 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling socket2 v0.3.11 [INFO] [stderr] Compiling hostname v0.1.5 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling tokio-executor v0.1.8 [INFO] [stderr] Compiling tokio-sync v0.1.7 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling mio v0.6.19 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling resolv-conf v0.6.2 [INFO] [stderr] Compiling backtrace-sys v0.1.32 [INFO] [stderr] Compiling tokio-timer v0.2.11 [INFO] [stderr] Compiling tokio-current-thread v0.1.6 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling crossbeam-deque v0.7.2 [INFO] [stderr] Compiling idna v0.2.0 [INFO] [stderr] Compiling tokio-io v0.1.12 [INFO] [stderr] Compiling rand v0.7.2 [INFO] [stderr] Compiling tokio-threadpool v0.1.16 [INFO] [stderr] Compiling mio-uds v0.6.7 [INFO] [stderr] Compiling tokio-reactor v0.1.10 [INFO] [stderr] Compiling tokio-codec v0.1.1 [INFO] [stderr] Compiling backtrace v0.3.40 [INFO] [stderr] Compiling url v2.1.0 [INFO] [stderr] Compiling regex v1.3.1 [INFO] [stderr] Compiling tokio-udp v0.1.5 [INFO] [stderr] Compiling tokio-tcp v0.1.3 [INFO] [stderr] Compiling tokio-uds v0.2.5 [INFO] [stderr] Compiling tokio-fs v0.1.6 [INFO] [stderr] Compiling tokio v0.1.22 [INFO] [stderr] Compiling enum-as-inner v0.2.1 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling synstructure v0.12.3 [INFO] [stderr] Compiling proc-macro-error v0.2.6 [INFO] [stderr] Compiling proc-macro-hack v0.5.11 [INFO] [stderr] Compiling structopt-derive v0.3.4 [INFO] [stderr] Compiling failure v0.1.6 [INFO] [stderr] Compiling futures-macro v0.3.1 [INFO] [stderr] Compiling trust-dns-proto v0.8.0 [INFO] [stderr] Compiling structopt v0.3.4 [INFO] [stderr] Compiling futures-util v0.3.1 [INFO] [stderr] Compiling trust-dns-resolver v0.12.0 [INFO] [stderr] Compiling futures-executor v0.3.1 [INFO] [stderr] Compiling futures v0.3.1 [INFO] [stderr] Compiling net-tiger v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: method is never used: `clone` [INFO] [stderr] --> src/executor/waker.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | unsafe fn clone(raw: *const ()) -> RawWaker { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `wake` [INFO] [stderr] --> src/executor/waker.rs:24:5 [INFO] [stderr] | [INFO] [stderr] 24 | unsafe fn wake(raw: *const ()) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `wake_by_ref` [INFO] [stderr] --> src/executor/waker.rs:30:5 [INFO] [stderr] | [INFO] [stderr] 30 | unsafe fn wake_by_ref(raw: *const ()) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `drop` [INFO] [stderr] --> src/executor/waker.rs:36:5 [INFO] [stderr] | [INFO] [stderr] 36 | unsafe fn drop(raw: *const ()) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated const is never used: `V_TABLE` [INFO] [stderr] --> src/executor/waker.rs:42:5 [INFO] [stderr] | [INFO] [stderr] 42 | / const V_TABLE: RawWakerVTable = [INFO] [stderr] 43 | | RawWakerVTable::new(Self::clone, Self::wake, Self::wake_by_ref, Self::drop); [INFO] [stderr] | |____________________________________________________________________________________^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `to_raw_waker` [INFO] [stderr] --> src/executor/waker.rs:46:5 [INFO] [stderr] | [INFO] [stderr] 46 | fn to_raw_waker(self) -> RawWaker { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `to_waker` [INFO] [stderr] --> src/executor/waker.rs:53:5 [INFO] [stderr] | [INFO] [stderr] 53 | pub fn to_waker(self) -> task::Waker { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `do_wake` [INFO] [stderr] --> src/executor/waker.rs:59:5 [INFO] [stderr] | [INFO] [stderr] 59 | fn do_wake(&self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: type alias is never used: `Task` [INFO] [stderr] --> src/executor.rs:18:1 [INFO] [stderr] | [INFO] [stderr] 18 | type Task<'a, T> = Pin>>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Executor` [INFO] [stderr] --> src/executor.rs:23:12 [INFO] [stderr] | [INFO] [stderr] 23 | pub struct Executor { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/executor.rs:38:5 [INFO] [stderr] | [INFO] [stderr] 38 | pub fn new() -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `spawn` [INFO] [stderr] --> src/executor.rs:61:5 [INFO] [stderr] | [INFO] [stderr] 61 | pub fn spawn(&mut self, future: impl 'static + Future) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `complete` [INFO] [stderr] --> src/executor.rs:75:5 [INFO] [stderr] | [INFO] [stderr] 75 | pub fn complete<'a, T>(&mut self, future: impl 'a + Future) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `take` [INFO] [stderr] --> src/reactor/stdin.rs:28:9 [INFO] [stderr] | [INFO] [stderr] 28 | pub fn take() -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/reactor/stdin.rs:59:5 [INFO] [stderr] | [INFO] [stderr] 59 | pub fn new() -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `inner` [INFO] [stderr] --> src/reactor.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | inner: Poll, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `spin_` [INFO] [stderr] --> src/reactor.rs:35:5 [INFO] [stderr] | [INFO] [stderr] 35 | fn spin_(&self) -> Result<(), Error> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `spin` [INFO] [stderr] --> src/reactor.rs:53:5 [INFO] [stderr] | [INFO] [stderr] 53 | pub fn spin() -> Result<(), Error> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/reactor.rs:71:5 [INFO] [stderr] | [INFO] [stderr] 71 | fn new() -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `register` [INFO] [stderr] --> src/reactor.rs:94:5 [INFO] [stderr] | [INFO] [stderr] 94 | fn register(&self, io: &impl Evented, interest: Ready, opts: PollOpt) -> Result<(), Error> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 20 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2m 19s [INFO] running `"docker" "inspect" "1a3d7f2a11ed26bfd558f82cfb8e30430bef273fa0bb4555cae9c2a5c82a361e"` [INFO] running `"docker" "rm" "-f" "1a3d7f2a11ed26bfd558f82cfb8e30430bef273fa0bb4555cae9c2a5c82a361e"` [INFO] [stdout] 1a3d7f2a11ed26bfd558f82cfb8e30430bef273fa0bb4555cae9c2a5c82a361e [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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" "+1.44.0" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] e24b2788e268faa8979c5d4bf0767cad7a73296b74d05fb6d25697f724483d20 [INFO] running `"docker" "start" "-a" "e24b2788e268faa8979c5d4bf0767cad7a73296b74d05fb6d25697f724483d20"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling remove_dir_all v0.5.2 [INFO] [stderr] Compiling wait-timeout v0.2.0 [INFO] [stderr] Compiling tempfile v3.1.0 [INFO] [stderr] Compiling rusty-fork v0.2.2 [INFO] [stderr] Compiling net-tiger v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: method is never used: `spawn` [INFO] [stderr] --> src/executor.rs:61:5 [INFO] [stderr] | [INFO] [stderr] 61 | pub fn spawn(&mut self, future: impl 'static + Future) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 6.24s [INFO] running `"docker" "inspect" "e24b2788e268faa8979c5d4bf0767cad7a73296b74d05fb6d25697f724483d20"` [INFO] running `"docker" "rm" "-f" "e24b2788e268faa8979c5d4bf0767cad7a73296b74d05fb6d25697f724483d20"` [INFO] [stdout] e24b2788e268faa8979c5d4bf0767cad7a73296b74d05fb6d25697f724483d20 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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" "+1.44.0" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] c22dd6141c99587a818ebcf9017ee7a7dde8b00b5ea9eda2f29a3dc1ba8c76f0 [INFO] running `"docker" "start" "-a" "c22dd6141c99587a818ebcf9017ee7a7dde8b00b5ea9eda2f29a3dc1ba8c76f0"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: method is never used: `spawn` [INFO] [stderr] --> src/executor.rs:61:5 [INFO] [stderr] | [INFO] [stderr] 61 | pub fn spawn(&mut self, future: impl 'static + Future) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.22s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/nt-cf096b779ca76d64 [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test executor::test::many_pauses ... ok [INFO] [stdout] test executor::test::immediate ... ok [INFO] [stdout] test executor::test::pause_once ... ok [INFO] [stdout] test reactor::stdin::test::echo_eventually ... ok [INFO] [stdout] test reactor::stdin::test::run_in_executor ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "c22dd6141c99587a818ebcf9017ee7a7dde8b00b5ea9eda2f29a3dc1ba8c76f0"` [INFO] running `"docker" "rm" "-f" "c22dd6141c99587a818ebcf9017ee7a7dde8b00b5ea9eda2f29a3dc1ba8c76f0"` [INFO] [stdout] c22dd6141c99587a818ebcf9017ee7a7dde8b00b5ea9eda2f29a3dc1ba8c76f0