[INFO] cloning repository https://github.com/corbamico/tun_libtcp [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/corbamico/tun_libtcp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcorbamico%2Ftun_libtcp", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcorbamico%2Ftun_libtcp'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 687e5e286c6089a06ceb8a26b563fd521a596b95 [INFO] checking corbamico/tun_libtcp/687e5e286c6089a06ceb8a26b563fd521a596b95 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcorbamico%2Ftun_libtcp" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/corbamico/tun_libtcp on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/corbamico/tun_libtcp [INFO] finished tweaking git repo https://github.com/corbamico/tun_libtcp [INFO] tweaked toml for git repo https://github.com/corbamico/tun_libtcp written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/corbamico/tun_libtcp 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tokio-threadpool v0.1.13 [INFO] [stderr] Downloaded tokio-trace-core v0.1.0 [INFO] [stderr] Downloaded tun v0.4.3 [INFO] [stderr] Downloaded etherparse v0.8.0 [INFO] [stderr] Downloaded futures v0.1.26 [INFO] [stderr] Downloaded tokio-sync v0.1.4 [INFO] [stderr] Downloaded tokio v0.1.18 [INFO] [stderr] Downloaded backtrace v0.3.15 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8e08541703264b06592fbe102012b4750884e1bc0115647c0d94e3643341e8a3 [INFO] running `Command { std: "docker" "start" "-a" "8e08541703264b06592fbe102012b4750884e1bc0115647c0d94e3643341e8a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8e08541703264b06592fbe102012b4750884e1bc0115647c0d94e3643341e8a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8e08541703264b06592fbe102012b4750884e1bc0115647c0d94e3643341e8a3", kill_on_drop: false }` [INFO] [stdout] 8e08541703264b06592fbe102012b4750884e1bc0115647c0d94e3643341e8a3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dc7927f0b463c4e91ce09f01b037ed30c96b122c94515839e7ea6f758c708e88 [INFO] running `Command { std: "docker" "start" "-a" "dc7927f0b463c4e91ce09f01b037ed30c96b122c94515839e7ea6f758c708e88", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.51 [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Checking cfg-if v0.1.7 [INFO] [stderr] Checking rand_core v0.4.0 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Checking futures v0.1.26 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking crossbeam-utils v0.6.5 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking rand_jitter v0.1.3 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking lazycell v1.2.1 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking stable_deref_trait v1.1.1 [INFO] [stderr] Checking smallvec v0.6.9 [INFO] [stderr] Compiling arrayvec v0.4.10 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Compiling cc v1.0.35 [INFO] [stderr] Checking owning_ref v0.4.0 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Compiling backtrace v0.3.15 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking rustc-demangle v0.1.13 [INFO] [stderr] Checking tokio-trace-core v0.1.0 [INFO] [stderr] Checking ioctl-sys v0.5.2 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking num_cpus v1.10.0 [INFO] [stderr] Checking etherparse v0.8.0 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking crossbeam-epoch v0.7.1 [INFO] [stderr] Checking mio v0.6.16 [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Checking tokio-executor v0.1.7 [INFO] [stderr] Checking tokio-io v0.1.12 [INFO] [stderr] Checking tokio-sync v0.1.4 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking tokio-timer v0.2.10 [INFO] [stderr] Checking tokio-current-thread v0.1.6 [INFO] [stderr] Checking tokio-threadpool v0.1.13 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Checking parking_lot v0.7.1 [INFO] [stderr] Checking tokio-fs v0.1.6 [INFO] [stderr] Checking tokio-reactor v0.1.9 [INFO] [stderr] Checking error-chain v0.11.0 [INFO] [stderr] Checking tun v0.4.3 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking tokio-uds v0.2.5 [INFO] [stderr] Checking tokio-udp v0.1.3 [INFO] [stderr] Checking tokio v0.1.18 [INFO] [stderr] Checking libtcp_step3 v0.1.0 (/opt/rustwide/workdir/step3) [INFO] [stderr] Checking libtcp_step2 v0.1.0 (/opt/rustwide/workdir/step2) [INFO] [stderr] Checking libtcp_step6 v0.1.0 (/opt/rustwide/workdir/step6) [INFO] [stderr] Checking libtcp_step7 v0.1.0 (/opt/rustwide/workdir/step7) [INFO] [stderr] Checking libtcp_step4 v0.1.0 (/opt/rustwide/workdir/step4) [INFO] [stderr] Checking libtcp_step1 v0.1.0 (/opt/rustwide/workdir/step1) [INFO] [stderr] Checking libtcp_step5 v0.1.0 (/opt/rustwide/workdir/step5) [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred [INFO] [stdout] --> step6/src/lib.rs:77:43 [INFO] [stdout] | [INFO] [stdout] 77 | static INIT: std::sync::Once = std::sync::ONCE_INIT; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] help: replace the use of the deprecated constant [INFO] [stdout] | [INFO] [stdout] 77 | static INIT: std::sync::Once = std::sync::Once::new(); [INFO] [stdout] | ~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::runtime::Runtime` [INFO] [stdout] --> step7/src/lib.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | use tokio::runtime::Runtime; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> step6/src/lib.rs:99:13 [INFO] [stdout] | [INFO] [stdout] 99 | &mut LIBTCP [INFO] [stdout] | ^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see issue #114447 [INFO] [stdout] = note: this will be a hard error in the 2024 edition [INFO] [stdout] = note: this mutable reference has lifetime `'static`, but if the static gets accessed (read or written) by any other means, or any other reference is created, then any further use of this mutable reference is Undefined Behavior [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] help: use `addr_of_mut!` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 99 | addr_of_mut!(LIBTCP) [INFO] [stdout] | ~~~~~~~~~~~~~ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred [INFO] [stdout] --> step6/src/lib.rs:77:43 [INFO] [stdout] | [INFO] [stdout] 77 | static INIT: std::sync::Once = std::sync::ONCE_INIT; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] help: replace the use of the deprecated constant [INFO] [stdout] | [INFO] [stdout] 77 | static INIT: std::sync::Once = std::sync::Once::new(); [INFO] [stdout] | ~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::runtime::Runtime` [INFO] [stdout] --> step7/src/lib.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | use tokio::runtime::Runtime; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> step6/src/lib.rs:99:13 [INFO] [stdout] | [INFO] [stdout] 99 | &mut LIBTCP [INFO] [stdout] | ^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see issue #114447 [INFO] [stdout] = note: this will be a hard error in the 2024 edition [INFO] [stdout] = note: this mutable reference has lifetime `'static`, but if the static gets accessed (read or written) by any other means, or any other reference is created, then any further use of this mutable reference is Undefined Behavior [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] help: use `addr_of_mut!` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 99 | addr_of_mut!(LIBTCP) [INFO] [stdout] | ~~~~~~~~~~~~~ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.19s [INFO] running `Command { std: "docker" "inspect" "dc7927f0b463c4e91ce09f01b037ed30c96b122c94515839e7ea6f758c708e88", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dc7927f0b463c4e91ce09f01b037ed30c96b122c94515839e7ea6f758c708e88", kill_on_drop: false }` [INFO] [stdout] dc7927f0b463c4e91ce09f01b037ed30c96b122c94515839e7ea6f758c708e88