[INFO] fetching crate zest4096 0.1.11...
[INFO] checking zest4096-0.1.11 against beta-2021-10-15 for beta-1.56-3
[INFO] extracting crate zest4096 0.1.11 into /workspace/builds/worker-50/source
[INFO] validating manifest of crates.io crate zest4096 0.1.11 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 zest4096 0.1.11
[INFO] finished tweaking crates.io crate zest4096 0.1.11
[INFO] tweaked toml for crates.io crate zest4096 0.1.11 written to /workspace/builds/worker-50/source/Cargo.toml
[INFO] crate crates.io crate zest4096 0.1.11 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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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] 3f6938c6c3e4c48fcd99869b4954a9b54b7bfa00b74d044bb8d1fe7259d95e83
[INFO] running `Command { std: "docker" "start" "-a" "3f6938c6c3e4c48fcd99869b4954a9b54b7bfa00b74d044bb8d1fe7259d95e83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f6938c6c3e4c48fcd99869b4954a9b54b7bfa00b74d044bb8d1fe7259d95e83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f6938c6c3e4c48fcd99869b4954a9b54b7bfa00b74d044bb8d1fe7259d95e83", kill_on_drop: false }`
[INFO] [stdout] 3f6938c6c3e4c48fcd99869b4954a9b54b7bfa00b74d044bb8d1fe7259d95e83
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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] d19ed7980a5565bc4cc577abe512c1c140312ff7b595e5300aecd125ca8e6797
[INFO] running `Command { std: "docker" "start" "-a" "d19ed7980a5565bc4cc577abe512c1c140312ff7b595e5300aecd125ca8e6797", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]     Checking zest4096 v0.1.11 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.23s
[INFO] running `Command { std: "docker" "inspect" "d19ed7980a5565bc4cc577abe512c1c140312ff7b595e5300aecd125ca8e6797", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d19ed7980a5565bc4cc577abe512c1c140312ff7b595e5300aecd125ca8e6797", kill_on_drop: false }`
[INFO] [stdout] d19ed7980a5565bc4cc577abe512c1c140312ff7b595e5300aecd125ca8e6797
