[INFO] fetching crate rustdns 0.1.0... [INFO] checking rustdns-0.1.0 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050 [INFO] extracting crate rustdns 0.1.0 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate rustdns 0.1.0 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rustdns 0.1.0 [INFO] finished tweaking crates.io crate rustdns 0.1.0 [INFO] tweaked toml for crates.io crate rustdns 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate crates.io crate rustdns 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cd43455152b62a379ca82d956052bf842809b5bf5140f171b5ff0e0ad1b024fd [INFO] running `Command { std: "docker" "start" "-a" "cd43455152b62a379ca82d956052bf842809b5bf5140f171b5ff0e0ad1b024fd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cd43455152b62a379ca82d956052bf842809b5bf5140f171b5ff0e0ad1b024fd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cd43455152b62a379ca82d956052bf842809b5bf5140f171b5ff0e0ad1b024fd", kill_on_drop: false }` [INFO] [stdout] cd43455152b62a379ca82d956052bf842809b5bf5140f171b5ff0e0ad1b024fd [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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 543ac2591f0894d6629ee48894b93f8a105c058b9006de7813a20400ba3f9fc6 [INFO] running `Command { std: "docker" "start" "-a" "543ac2591f0894d6629ee48894b93f8a105c058b9006de7813a20400ba3f9fc6", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling libc v0.2.95 [INFO] [stderr] Checking encoding8 v0.3.2 [INFO] [stderr] Checking strum v0.21.0 [INFO] [stderr] Checking linked-hash-map v0.5.4 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Checking tinyvec v1.2.0 [INFO] [stderr] Checking yaml-rust v0.4.5 [INFO] [stderr] Checking pretty_assertions v0.7.2 [INFO] [stderr] Checking unicode-normalization v0.1.18 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking rand_core v0.6.2 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking rand v0.8.3 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling num-derive v0.3.3 [INFO] [stderr] Compiling strum_macros v0.21.1 [INFO] [stderr] Checking rustdns v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0658]: use of unstable library feature 'cursor_remaining' [INFO] [stdout] --> src/dns.rs:73:21 [INFO] [stdout] | [INFO] [stdout] 73 | if self.cur.remaining()? > 0 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #86369 for more information [INFO] [stdout] = help: add `#![feature(cursor_remaining)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be applied to values that implement `Try` [INFO] [stdout] --> src/dns.rs:73:12 [INFO] [stdout] | [INFO] [stdout] 73 | if self.cur.remaining()? > 0 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ the `?` operator cannot be applied to type `u64` [INFO] [stdout] | [INFO] [stdout] = help: the trait `Try` is not implemented for `u64` [INFO] [stdout] = note: required by `branch` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'cursor_remaining' [INFO] [stdout] --> src/dns.rs:77:26 [INFO] [stdout] | [INFO] [stdout] 77 | self.cur.remaining()? [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #86369 for more information [INFO] [stdout] = help: add `#![feature(cursor_remaining)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be applied to values that implement `Try` [INFO] [stdout] --> src/dns.rs:77:17 [INFO] [stdout] | [INFO] [stdout] 77 | self.cur.remaining()? [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ the `?` operator cannot be applied to type `u64` [INFO] [stdout] | [INFO] [stdout] = help: the trait `Try` is not implemented for `u64` [INFO] [stdout] = note: required by `branch` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'cursor_remaining' [INFO] [stdout] --> src/resource.rs:79:19 [INFO] [stdout] | [INFO] [stdout] 79 | if record.remaining()? > 0 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #86369 for more information [INFO] [stdout] = help: add `#![feature(cursor_remaining)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be applied to values that implement `Try` [INFO] [stdout] --> src/resource.rs:79:12 [INFO] [stdout] | [INFO] [stdout] 79 | if record.remaining()? > 0 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ the `?` operator cannot be applied to type `u64` [INFO] [stdout] | [INFO] [stdout] = help: the trait `Try` is not implemented for `u64` [INFO] [stdout] = note: required by `branch` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'cursor_remaining' [INFO] [stdout] --> src/resource.rs:84:24 [INFO] [stdout] | [INFO] [stdout] 84 | record.remaining()? [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #86369 for more information [INFO] [stdout] = help: add `#![feature(cursor_remaining)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be applied to values that implement `Try` [INFO] [stdout] --> src/resource.rs:84:17 [INFO] [stdout] | [INFO] [stdout] 84 | record.remaining()? [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ the `?` operator cannot be applied to type `u64` [INFO] [stdout] | [INFO] [stdout] = help: the trait `Try` is not implemented for `u64` [INFO] [stdout] = note: required by `branch` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `SeekExt` [INFO] [stdout] --> src/dns.rs:2:29 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::io::{DNSReadExt, SeekExt}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `SeekExt` [INFO] [stdout] --> src/resource.rs:2:40 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::io::{CursorExt, DNSReadExt, SeekExt}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 8 previous errors; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0658. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rustdns` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "543ac2591f0894d6629ee48894b93f8a105c058b9006de7813a20400ba3f9fc6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "543ac2591f0894d6629ee48894b93f8a105c058b9006de7813a20400ba3f9fc6", kill_on_drop: false }` [INFO] [stdout] 543ac2591f0894d6629ee48894b93f8a105c058b9006de7813a20400ba3f9fc6