[INFO] fetching crate reikna 0.12.3...
[INFO] checking reikna-0.12.3 against beta for pr-78714
[INFO] extracting crate reikna 0.12.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate reikna 0.12.3 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate reikna 0.12.3
[INFO] finished tweaking crates.io crate reikna 0.12.3
[INFO] tweaked toml for crates.io crate reikna 0.12.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c3bbe3ce81de724500b969f432d4e4993d8c2005fd35d19f7d402eb237be87f6
[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" "c3bbe3ce81de724500b969f432d4e4993d8c2005fd35d19f7d402eb237be87f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c3bbe3ce81de724500b969f432d4e4993d8c2005fd35d19f7d402eb237be87f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3bbe3ce81de724500b969f432d4e4993d8c2005fd35d19f7d402eb237be87f6", kill_on_drop: false }`
[INFO] [stdout] c3bbe3ce81de724500b969f432d4e4993d8c2005fd35d19f7d402eb237be87f6
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac0d56304412522487b2d73efc14e8526c718c8e581b5bf3cc986b32bebeafae
[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" "ac0d56304412522487b2d73efc14e8526c718c8e581b5bf3cc986b32bebeafae", kill_on_drop: false }`
[INFO] [stderr]     Checking reikna v0.12.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]  --> src/macros.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | / macro_rules! assert_fp { 
[INFO] [stdout] 2 | |     ($a:expr, $b:expr) => (assert!(($a - $b).abs() < 0.001));
[INFO] [stdout] 3 | |     ($a:expr, $b:expr, $c:expr) => (assert!(($a - $b).abs() < $c));
[INFO] [stdout] 4 | | }
[INFO] [stdout]   | |_^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "ac0d56304412522487b2d73efc14e8526c718c8e581b5bf3cc986b32bebeafae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac0d56304412522487b2d73efc14e8526c718c8e581b5bf3cc986b32bebeafae", kill_on_drop: false }`
[INFO] [stdout] ac0d56304412522487b2d73efc14e8526c718c8e581b5bf3cc986b32bebeafae