[INFO] fetching crate mmrbi 0.0.17...
[INFO] checking mmrbi-0.0.17 against beta-2021-10-15 for beta-1.56-3
[INFO] extracting crate mmrbi 0.0.17 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate mmrbi 0.0.17 on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mmrbi 0.0.17
[INFO] finished tweaking crates.io crate mmrbi 0.0.17
[INFO] tweaked toml for crates.io crate mmrbi 0.0.17 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate mmrbi 0.0.17 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v1.0.46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f22f6baab0d48d2d98c7c1c316d8f9a724fcbaf027cc90c836a6eaa1d3878864
[INFO] running `Command { std: "docker" "start" "-a" "f22f6baab0d48d2d98c7c1c316d8f9a724fcbaf027cc90c836a6eaa1d3878864", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f22f6baab0d48d2d98c7c1c316d8f9a724fcbaf027cc90c836a6eaa1d3878864", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f22f6baab0d48d2d98c7c1c316d8f9a724fcbaf027cc90c836a6eaa1d3878864", kill_on_drop: false }`
[INFO] [stdout] f22f6baab0d48d2d98c7c1c316d8f9a724fcbaf027cc90c836a6eaa1d3878864
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1250fd342ec5aa12bd89e2cb0da23acf05d3bae7506a23f9d9806002d4605c94
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1250fd342ec5aa12bd89e2cb0da23acf05d3bae7506a23f9d9806002d4605c94", kill_on_drop: false }`
[INFO] [stderr]     Checking alphanumeric-sort v1.4.0
[INFO] [stderr]     Checking mmrbi v0.0.17 (/opt/rustwide/workdir)
[INFO] [stdout] warning: atomic loads cannot have `Release` or `AcqRel` ordering
[INFO] [stdout]   --> src/log.rs:27:37
[INFO] [stdout]    |
[INFO] [stdout] 27 |             errors:     ERRORS.load(AcqRel),
[INFO] [stdout]    |                                     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(invalid_atomic_ordering)]` on by default
[INFO] [stdout]    = help: consider using ordering modes `Acquire`, `SeqCst` or `Relaxed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: atomic loads cannot have `Release` or `AcqRel` ordering
[INFO] [stdout]   --> src/log.rs:28:39
[INFO] [stdout]    |
[INFO] [stdout] 28 |             warnings:   WARNINGS.load(AcqRel),
[INFO] [stdout]    |                                       ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using ordering modes `Acquire`, `SeqCst` or `Relaxed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: atomic loads cannot have `Release` or `AcqRel` ordering
[INFO] [stdout]   --> src/log.rs:27:37
[INFO] [stdout]    |
[INFO] [stdout] 27 |             errors:     ERRORS.load(AcqRel),
[INFO] [stdout]    |                                     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(invalid_atomic_ordering)]` on by default
[INFO] [stdout]    = help: consider using ordering modes `Acquire`, `SeqCst` or `Relaxed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: atomic loads cannot have `Release` or `AcqRel` ordering
[INFO] [stdout]   --> src/log.rs:28:39
[INFO] [stdout]    |
[INFO] [stdout] 28 |             warnings:   WARNINGS.load(AcqRel),
[INFO] [stdout]    |                                       ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using ordering modes `Acquire`, `SeqCst` or `Relaxed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.27s
[INFO] running `Command { std: "docker" "inspect" "1250fd342ec5aa12bd89e2cb0da23acf05d3bae7506a23f9d9806002d4605c94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1250fd342ec5aa12bd89e2cb0da23acf05d3bae7506a23f9d9806002d4605c94", kill_on_drop: false }`
[INFO] [stdout] 1250fd342ec5aa12bd89e2cb0da23acf05d3bae7506a23f9d9806002d4605c94
