[INFO] cloning repository https://github.com/28Smiles/flex-dns [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/28Smiles/flex-dns" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F28Smiles%2Fflex-dns", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F28Smiles%2Fflex-dns'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] af5bb33edc749111181a5a3cdc23bef10ee063cc [INFO] building 28Smiles/flex-dns against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F28Smiles%2Fflex-dns" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/28Smiles/flex-dns on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/28Smiles/flex-dns [INFO] finished tweaking git repo https://github.com/28Smiles/flex-dns [INFO] tweaked toml for git repo https://github.com/28Smiles/flex-dns written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/28Smiles/flex-dns 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded stable_deref_trait v1.2.0 [INFO] [stderr] Downloaded semver v1.0.18 [INFO] [stderr] Downloaded hash32 v0.2.1 [INFO] [stderr] Downloaded spin v0.9.8 [INFO] [stderr] Downloaded scopeguard v1.2.0 [INFO] [stderr] Downloaded lock_api v0.4.10 [INFO] [stderr] Downloaded heapless v0.7.16 [INFO] [stderr] Downloaded critical-section v1.1.2 [INFO] [stderr] Downloaded arrayvec v0.7.4 [INFO] [stderr] Downloaded atomic-polyfill v0.1.11 [INFO] [stderr] Downloaded simple-dns v0.5.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] facf891aec939de391f326f2afc4f76656f05b2a0ce7300de6471e548d913601 [INFO] running `Command { std: "docker" "start" "-a" "facf891aec939de391f326f2afc4f76656f05b2a0ce7300de6471e548d913601", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "facf891aec939de391f326f2afc4f76656f05b2a0ce7300de6471e548d913601", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "facf891aec939de391f326f2afc4f76656f05b2a0ce7300de6471e548d913601", kill_on_drop: false }` [INFO] [stdout] facf891aec939de391f326f2afc4f76656f05b2a0ce7300de6471e548d913601 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f760a3304e58d1f54977333436bea7b1414384a23f660a3906a4476db1ff85dd [INFO] running `Command { std: "docker" "start" "-a" "f760a3304e58d1f54977333436bea7b1414384a23f660a3906a4476db1ff85dd", kill_on_drop: false }` [INFO] [stderr] Compiling semver v1.0.18 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling scopeguard v1.2.0 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling stable_deref_trait v1.2.0 [INFO] [stderr] Compiling arrayvec v0.7.4 [INFO] [stderr] Compiling hash32 v0.2.1 [INFO] [stderr] Compiling lock_api v0.4.10 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling spin v0.9.8 [INFO] [stderr] Compiling heapless v0.7.16 [INFO] [stderr] Compiling flex-dns v1.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the feature `generic_const_exprs` is incomplete and may not be safe to use and/or cause compiler crashes [INFO] [stdout] --> src/lib.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(generic_const_exprs)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #76560 for more information [INFO] [stdout] = note: `#[warn(incomplete_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.22s [INFO] running `Command { std: "docker" "inspect" "f760a3304e58d1f54977333436bea7b1414384a23f660a3906a4476db1ff85dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f760a3304e58d1f54977333436bea7b1414384a23f660a3906a4476db1ff85dd", kill_on_drop: false }` [INFO] [stdout] f760a3304e58d1f54977333436bea7b1414384a23f660a3906a4476db1ff85dd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b88bb9448c0ab15713fa27c6dd328fcee0055cb1699743d79fab6d362d3a8bee [INFO] running `Command { std: "docker" "start" "-a" "b88bb9448c0ab15713fa27c6dd328fcee0055cb1699743d79fab6d362d3a8bee", kill_on_drop: false }` [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stdout] warning: the feature `generic_const_exprs` is incomplete and may not be safe to use and/or cause compiler crashes [INFO] [stdout] --> src/lib.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(generic_const_exprs)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #76560 for more information [INFO] [stdout] = note: `#[warn(incomplete_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling simple-dns v0.5.3 [INFO] [stderr] Compiling flex-dns v1.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the feature `generic_const_exprs` is incomplete and may not be safe to use and/or cause compiler crashes [INFO] [stdout] --> src/lib.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(generic_const_exprs)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #76560 for more information [INFO] [stdout] = note: `#[warn(incomplete_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 3.83s [INFO] running `Command { std: "docker" "inspect" "b88bb9448c0ab15713fa27c6dd328fcee0055cb1699743d79fab6d362d3a8bee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b88bb9448c0ab15713fa27c6dd328fcee0055cb1699743d79fab6d362d3a8bee", kill_on_drop: false }` [INFO] [stdout] b88bb9448c0ab15713fa27c6dd328fcee0055cb1699743d79fab6d362d3a8bee