[INFO] fetching crate ark-mnt6-298 0.3.0...
[INFO] checking ark-mnt6-298-0.3.0 against beta-2021-10-15 for beta-1.56-3
[INFO] extracting crate ark-mnt6-298 0.3.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate ark-mnt6-298 0.3.0 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 ark-mnt6-298 0.3.0
[INFO] finished tweaking crates.io crate ark-mnt6-298 0.3.0
[INFO] tweaked toml for crates.io crate ark-mnt6-298 0.3.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stdout] 87abd58dba0d6f9081a822ffc16a091e2c71816afe36dffdaaf7813078cc0c76
[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" "87abd58dba0d6f9081a822ffc16a091e2c71816afe36dffdaaf7813078cc0c76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87abd58dba0d6f9081a822ffc16a091e2c71816afe36dffdaaf7813078cc0c76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87abd58dba0d6f9081a822ffc16a091e2c71816afe36dffdaaf7813078cc0c76", kill_on_drop: false }`
[INFO] [stdout] 87abd58dba0d6f9081a822ffc16a091e2c71816afe36dffdaaf7813078cc0c76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 545c05bcb6ff928d30805148ef5ac440d817750f81481ba5bb3932ce434ddb38
[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" "545c05bcb6ff928d30805148ef5ac440d817750f81481ba5bb3932ce434ddb38", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]     Checking tracing v0.1.29
[INFO] [stderr]     Checking ark-std v0.3.0
[INFO] [stderr]     Checking ark-serialize v0.3.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling zeroize_derive v1.2.0
[INFO] [stderr]    Compiling ark-ff-asm v0.3.0
[INFO] [stderr]    Compiling ark-ff-macros v0.3.0
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]     Checking zeroize v1.4.2
[INFO] [stderr]     Checking ark-ff v0.3.0
[INFO] [stderr]     Checking ark-ec v0.3.0
[INFO] [stderr]     Checking ark-relations v0.3.0
[INFO] [stderr]     Checking ark-mnt4-298 v0.3.0
[INFO] [stderr]     Checking ark-algebra-test-templates v0.3.0
[INFO] [stderr]     Checking ark-mnt6-298 v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.54s
[INFO] running `Command { std: "docker" "inspect" "545c05bcb6ff928d30805148ef5ac440d817750f81481ba5bb3932ce434ddb38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "545c05bcb6ff928d30805148ef5ac440d817750f81481ba5bb3932ce434ddb38", kill_on_drop: false }`
[INFO] [stdout] 545c05bcb6ff928d30805148ef5ac440d817750f81481ba5bb3932ce434ddb38
