[INFO] cloning repository https://github.com/povilasb/rust-tuntap [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/povilasb/rust-tuntap" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpovilasb%2Frust-tuntap", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpovilasb%2Frust-tuntap'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a458bf0812edde9ddf273189636a0f2cd62630e3 [INFO] checking povilasb/rust-tuntap against master#05eac57ef6668c9d181b65aceb96b1e7881f60be for pr-127656 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpovilasb%2Frust-tuntap" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/povilasb/rust-tuntap on toolchain 05eac57ef6668c9d181b65aceb96b1e7881f60be [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+05eac57ef6668c9d181b65aceb96b1e7881f60be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/povilasb/rust-tuntap [INFO] finished tweaking git repo https://github.com/povilasb/rust-tuntap [INFO] tweaked toml for git repo https://github.com/povilasb/rust-tuntap written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/povilasb/rust-tuntap 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" "+05eac57ef6668c9d181b65aceb96b1e7881f60be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+05eac57ef6668c9d181b65aceb96b1e7881f60be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4dba18db4948e86fed6011b28cb5dc870ff7fb1eba92d56fc0e48f5692d49416 [INFO] running `Command { std: "docker" "start" "-a" "4dba18db4948e86fed6011b28cb5dc870ff7fb1eba92d56fc0e48f5692d49416", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4dba18db4948e86fed6011b28cb5dc870ff7fb1eba92d56fc0e48f5692d49416", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4dba18db4948e86fed6011b28cb5dc870ff7fb1eba92d56fc0e48f5692d49416", kill_on_drop: false }` [INFO] [stdout] 4dba18db4948e86fed6011b28cb5dc870ff7fb1eba92d56fc0e48f5692d49416 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+05eac57ef6668c9d181b65aceb96b1e7881f60be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] adc7cec3142712f402eebf822c64055a92d471c3559940379f41144cd9507ff5 [INFO] running `Command { std: "docker" "start" "-a" "adc7cec3142712f402eebf822c64055a92d471c3559940379f41144cd9507ff5", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking bitflags v0.7.0 [INFO] [stderr] Checking cfg-if v0.1.2 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking libc v0.2.29 [INFO] [stderr] Checking nix v0.8.1 [INFO] [stderr] Checking vpn v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: denote infinite loops with `loop { ... }` [INFO] [stdout] --> src/tuntap.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 43 | while true { [INFO] [stdout] | ^^^^^^^^^^ help: use `loop` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(while_true)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: denote infinite loops with `loop { ... }` [INFO] [stdout] --> src/tuntap.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 43 | while true { [INFO] [stdout] | ^^^^^^^^^^ help: use `loop` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(while_true)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `addresses` is never read [INFO] [stdout] --> src/tuntap.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct Device { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 13 | name: String, [INFO] [stdout] 14 | addresses: String, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `addresses` is never read [INFO] [stdout] --> src/tuntap.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct Device { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 13 | name: String, [INFO] [stdout] 14 | addresses: String, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Tap` is never constructed [INFO] [stdout] --> src/tuntap.rs:79:5 [INFO] [stdout] | [INFO] [stdout] 77 | enum VirtualDeviceType { [INFO] [stdout] | ----------------- variant in this enum [INFO] [stdout] 78 | Tun = 1, [INFO] [stdout] 79 | Tap = 2, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Tap` is never constructed [INFO] [stdout] --> src/tuntap.rs:79:5 [INFO] [stdout] | [INFO] [stdout] 77 | enum VirtualDeviceType { [INFO] [stdout] | ----------------- variant in this enum [INFO] [stdout] 78 | Tun = 1, [INFO] [stdout] 79 | Tap = 2, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | io::stdin().read_line(&mut ln); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 13 | let _ = io::stdin().read_line(&mut ln); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tuntap.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 29 | create_vnet_device(fid, dev_name); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 29 | let _ = create_vnet_device(fid, dev_name); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | io::stdin().read_line(&mut ln); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 13 | let _ = io::stdin().read_line(&mut ln); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tuntap.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 29 | create_vnet_device(fid, dev_name); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 29 | let _ = create_vnet_device(fid, dev_name); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.93s [INFO] running `Command { std: "docker" "inspect" "adc7cec3142712f402eebf822c64055a92d471c3559940379f41144cd9507ff5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "adc7cec3142712f402eebf822c64055a92d471c3559940379f41144cd9507ff5", kill_on_drop: false }` [INFO] [stdout] adc7cec3142712f402eebf822c64055a92d471c3559940379f41144cd9507ff5 [INFO] checking povilasb/rust-tuntap against try#0c9c19b42881b7ee3d3f268d2369726c7f8dddfd for pr-127656 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpovilasb%2Frust-tuntap" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/povilasb/rust-tuntap on toolchain 0c9c19b42881b7ee3d3f268d2369726c7f8dddfd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0c9c19b42881b7ee3d3f268d2369726c7f8dddfd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/povilasb/rust-tuntap [INFO] finished tweaking git repo https://github.com/povilasb/rust-tuntap [INFO] tweaked toml for git repo https://github.com/povilasb/rust-tuntap written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/povilasb/rust-tuntap 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" "+0c9c19b42881b7ee3d3f268d2369726c7f8dddfd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+0c9c19b42881b7ee3d3f268d2369726c7f8dddfd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 97eee0d077b64287a2b1cfd9b42fd3b257b88cc14c9933c6bb6fbfc5c760be31 [INFO] running `Command { std: "docker" "start" "-a" "97eee0d077b64287a2b1cfd9b42fd3b257b88cc14c9933c6bb6fbfc5c760be31", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "97eee0d077b64287a2b1cfd9b42fd3b257b88cc14c9933c6bb6fbfc5c760be31", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "97eee0d077b64287a2b1cfd9b42fd3b257b88cc14c9933c6bb6fbfc5c760be31", kill_on_drop: false }` [INFO] [stdout] 97eee0d077b64287a2b1cfd9b42fd3b257b88cc14c9933c6bb6fbfc5c760be31 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+0c9c19b42881b7ee3d3f268d2369726c7f8dddfd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9c4549b834a70cbaee06689310665bd2f1bf0850faa82f50ae7ca9ca381698be [INFO] running `Command { std: "docker" "start" "-a" "9c4549b834a70cbaee06689310665bd2f1bf0850faa82f50ae7ca9ca381698be", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking cfg-if v0.1.2 [INFO] [stderr] Checking bitflags v0.7.0 [INFO] [stderr] Checking libc v0.2.29 [INFO] [stdout] error[E0365]: extern crate `core` is private and cannot be re-exported [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bitflags-0.7.0/src/lib.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | pub use core as __core; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: consider making the `extern crate` item publicly accessible [INFO] [stdout] | [INFO] [stdout] 1 | pub // Copyright 2014 The Rust Project Developers. See the COPYRIGHT [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0365`. [INFO] [stdout] [INFO] [stderr] error: could not compile `bitflags` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "9c4549b834a70cbaee06689310665bd2f1bf0850faa82f50ae7ca9ca381698be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9c4549b834a70cbaee06689310665bd2f1bf0850faa82f50ae7ca9ca381698be", kill_on_drop: false }` [INFO] [stdout] 9c4549b834a70cbaee06689310665bd2f1bf0850faa82f50ae7ca9ca381698be