[INFO] fetching crate roundrobin 0.1.1... [INFO] testing roundrobin-0.1.1 against beta-2022-04-10 for beta-1.61-1 [INFO] extracting crate roundrobin 0.1.1 into /workspace/builds/worker-24/source [INFO] validating manifest of crates.io crate roundrobin 0.1.1 on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate roundrobin 0.1.1 [INFO] finished tweaking crates.io crate roundrobin 0.1.1 [INFO] tweaked toml for crates.io crate roundrobin 0.1.1 written to /workspace/builds/worker-24/source/Cargo.toml [INFO] crate crates.io crate roundrobin 0.1.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2763d80b1987e7cfa0079d9689b04e6bd4c803c5ba4c06ecd91030423e7c6b0a [INFO] running `Command { std: "docker" "start" "-a" "2763d80b1987e7cfa0079d9689b04e6bd4c803c5ba4c06ecd91030423e7c6b0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2763d80b1987e7cfa0079d9689b04e6bd4c803c5ba4c06ecd91030423e7c6b0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2763d80b1987e7cfa0079d9689b04e6bd4c803c5ba4c06ecd91030423e7c6b0a", kill_on_drop: false }` [INFO] [stdout] 2763d80b1987e7cfa0079d9689b04e6bd4c803c5ba4c06ecd91030423e7c6b0a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 05a1a22845a285226d4e044d6132c6f1410c27b68c807395f05ec763af012f99 [INFO] running `Command { std: "docker" "start" "-a" "05a1a22845a285226d4e044d6132c6f1410c27b68c807395f05ec763af012f99", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling roundrobin v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `RoundRobinBalancer`, `Server` [INFO] [stdout] --> src/rr.rs:46:17 [INFO] [stdout] | [INFO] [stdout] 46 | use super::{RoundRobinBalancer, Server}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/wrr.rs:132:9 [INFO] [stdout] | [INFO] [stdout] 132 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `url` [INFO] [stdout] --> src/rr.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | url: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Server` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/rr.rs:3:10 [INFO] [stdout] | [INFO] [stdout] 3 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.10s [INFO] running `Command { std: "docker" "inspect" "05a1a22845a285226d4e044d6132c6f1410c27b68c807395f05ec763af012f99", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "05a1a22845a285226d4e044d6132c6f1410c27b68c807395f05ec763af012f99", kill_on_drop: false }` [INFO] [stdout] 05a1a22845a285226d4e044d6132c6f1410c27b68c807395f05ec763af012f99 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0bac1a0b028b51256b1d21758a926a4e968a92b46f7915fcd5f24ca019cb8f12 [INFO] running `Command { std: "docker" "start" "-a" "0bac1a0b028b51256b1d21758a926a4e968a92b46f7915fcd5f24ca019cb8f12", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stdout] warning: unused imports: `RoundRobinBalancer`, `Server` [INFO] [stdout] --> src/rr.rs:46:17 [INFO] [stdout] | [INFO] [stdout] 46 | use super::{RoundRobinBalancer, Server}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/wrr.rs:132:9 [INFO] [stdout] | [INFO] [stdout] 132 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling roundrobin v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `url` [INFO] [stdout] --> src/rr.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | url: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Server` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/rr.rs:3:10 [INFO] [stdout] | [INFO] [stdout] 3 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.23s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/roundrobin-cf38f821b923c8cc) [INFO] running `Command { std: "docker" "inspect" "0bac1a0b028b51256b1d21758a926a4e968a92b46f7915fcd5f24ca019cb8f12", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0bac1a0b028b51256b1d21758a926a4e968a92b46f7915fcd5f24ca019cb8f12", kill_on_drop: false }` [INFO] [stdout] 0bac1a0b028b51256b1d21758a926a4e968a92b46f7915fcd5f24ca019cb8f12 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 2e10300cef245e285fd1ed876e66d4ab43c572fdfdf84845d64ab3a1db491329 [INFO] running `Command { std: "docker" "start" "-a" "2e10300cef245e285fd1ed876e66d4ab43c572fdfdf84845d64ab3a1db491329", kill_on_drop: false }` [INFO] [stderr] warning: unused imports: `RoundRobinBalancer`, `Server` [INFO] [stderr] --> src/rr.rs:46:17 [INFO] [stderr] | [INFO] [stderr] 46 | use super::{RoundRobinBalancer, Server}; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `super::*` [INFO] [stderr] --> src/wrr.rs:132:9 [INFO] [stderr] | [INFO] [stderr] 132 | use super::*; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `url` [INFO] [stderr] --> src/rr.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | url: String, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] note: `Server` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/rr.rs:3:10 [INFO] [stderr] | [INFO] [stderr] 3 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `roundrobin` (lib) generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/roundrobin-cf38f821b923c8cc) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test rr::tests::test_simple_next ... ok [INFO] [stdout] test wrr::tests::test_fail ... ok [INFO] [stdout] test wrr::tests::test_fail_then_next ... ok [INFO] [stderr] Doc-tests roundrobin [INFO] [stdout] test wrr::tests::test_next ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "2e10300cef245e285fd1ed876e66d4ab43c572fdfdf84845d64ab3a1db491329", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2e10300cef245e285fd1ed876e66d4ab43c572fdfdf84845d64ab3a1db491329", kill_on_drop: false }` [INFO] [stdout] 2e10300cef245e285fd1ed876e66d4ab43c572fdfdf84845d64ab3a1db491329