[INFO] fetching crate tract-tensorflow 0.11.2...
[INFO] checking tract-tensorflow-0.11.2 against beta for pr-78714
[INFO] extracting crate tract-tensorflow 0.11.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate tract-tensorflow 0.11.2 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 tract-tensorflow 0.11.2
[INFO] finished tweaking crates.io crate tract-tensorflow 0.11.2
[INFO] tweaked toml for crates.io crate tract-tensorflow 0.11.2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate tract-tensorflow 0.11.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] e3179c6084dac6972754061b5dca967e94da1ddffe867a3458f7aa9fcc085a6d
[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" "e3179c6084dac6972754061b5dca967e94da1ddffe867a3458f7aa9fcc085a6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3179c6084dac6972754061b5dca967e94da1ddffe867a3458f7aa9fcc085a6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3179c6084dac6972754061b5dca967e94da1ddffe867a3458f7aa9fcc085a6d", kill_on_drop: false }`
[INFO] [stdout] e3179c6084dac6972754061b5dca967e94da1ddffe867a3458f7aa9fcc085a6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 2edbd057af5fe16390dbe20a703d9bb79c77118955b89ae18aac6f8774d65c20
[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" "2edbd057af5fe16390dbe20a703d9bb79c77118955b89ae18aac6f8774d65c20", kill_on_drop: false }`
[INFO] [stderr]    Compiling anymap v0.12.1
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking filetime v0.2.12
[INFO] [stderr]    Compiling proc-quote-impl v0.3.2
[INFO] [stderr]     Checking num-complex v0.2.4
[INFO] [stderr]     Checking crossbeam-utils v0.8.0
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling num-bigint v0.3.0
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling derive-new v0.5.8
[INFO] [stderr]    Compiling inventory-impl v0.1.9
[INFO] [stderr]    Compiling ghost v0.1.2
[INFO] [stderr]    Compiling ctor v0.1.16
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling kstring v1.0.0
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]     Checking tar v0.4.30
[INFO] [stderr]     Checking crossbeam-epoch v0.9.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking ndarray v0.13.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling proc-quote v0.3.2
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]    Compiling liquid-derive v0.21.0
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]    Compiling enum-ordinalize v3.1.8
[INFO] [stderr]     Checking inventory v0.1.9
[INFO] [stderr]     Checking proptest v0.10.1
[INFO] [stderr]     Checking rayon v1.5.0
[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr]    Compiling educe v0.4.11
[INFO] [stderr]     Checking prost-types v0.6.1
[INFO] [stderr]    Compiling liquid-core v0.21.2
[INFO] [stderr]     Checking criterion v0.3.3
[INFO] [stderr]    Compiling liquid-lib v0.21.1
[INFO] [stderr]    Compiling tract-tensorflow v0.11.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tract-data v0.11.2
[INFO] [stderr]    Compiling liquid v0.21.4
[INFO] [stderr]    Compiling tract-linalg v0.11.2
[INFO] [stderr]     Checking tract-core v0.11.2
[INFO] [stderr]     Checking tract-nnef v0.11.2
[INFO] [stderr]     Checking tract-pulse-opl v0.11.2
[INFO] [stderr]     Checking tract-pulse v0.11.2
[INFO] [stderr]     Checking tract-hir v0.11.2
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 56s
[INFO] running `Command { std: "docker" "inspect" "2edbd057af5fe16390dbe20a703d9bb79c77118955b89ae18aac6f8774d65c20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2edbd057af5fe16390dbe20a703d9bb79c77118955b89ae18aac6f8774d65c20", kill_on_drop: false }`
[INFO] [stdout] 2edbd057af5fe16390dbe20a703d9bb79c77118955b89ae18aac6f8774d65c20