[INFO] fetching crate bouncer 1.0.0...
[INFO] checking bouncer-1.0.0 against beta for pr-78714
[INFO] extracting crate bouncer 1.0.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate bouncer 1.0.0 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 bouncer 1.0.0
[INFO] finished tweaking crates.io crate bouncer 1.0.0
[INFO] tweaked toml for crates.io crate bouncer 1.0.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate bouncer 1.0.0 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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 049e8cde6ca7db6b0eacb212c2235bb1f53a98f8c3d2da55e6754bd2eaa2fe18
[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" "049e8cde6ca7db6b0eacb212c2235bb1f53a98f8c3d2da55e6754bd2eaa2fe18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "049e8cde6ca7db6b0eacb212c2235bb1f53a98f8c3d2da55e6754bd2eaa2fe18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "049e8cde6ca7db6b0eacb212c2235bb1f53a98f8c3d2da55e6754bd2eaa2fe18", kill_on_drop: false }`
[INFO] [stdout] 049e8cde6ca7db6b0eacb212c2235bb1f53a98f8c3d2da55e6754bd2eaa2fe18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] aad5e50ecb0049a612263a7982582404e013987f892c1665cf2d78af3dfa9efb
[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" "aad5e50ecb0049a612263a7982582404e013987f892c1665cf2d78af3dfa9efb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]    Compiling syn v1.0.34
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]     Checking waker-fn v1.0.0
[INFO] [stderr]     Checking fastrand v1.3.3
[INFO] [stderr]     Checking event-listener v2.3.0
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]     Checking rust-ini v0.13.0
[INFO] [stderr]    Compiling curl v0.4.31
[INFO] [stderr]     Checking api v0.2.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking concurrent-queue v1.2.0
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking nom v4.2.3
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking async-channel v1.4.0
[INFO] [stderr]     Checking futures-lite v0.1.10
[INFO] [stderr]     Checking blocking v0.4.7
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling curl-sys v0.4.33+curl-7.71.1
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking serde_test v0.8.23
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking linked-hash-map v0.3.0
[INFO] [stderr]     Checking serde-hjson v0.8.2
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling async-trait v0.1.36
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]     Checking pin-project v0.4.22
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking serde v1.0.114
[INFO] [stderr]     Checking smol v0.1.18
[INFO] [stderr]     Checking combine v4.2.1
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking async-std v1.6.2
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking config v0.9.3
[INFO] [stderr]     Checking redis v0.16.0
[INFO] [stderr]     Checking bouncer v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 30s
[INFO] running `Command { std: "docker" "inspect" "aad5e50ecb0049a612263a7982582404e013987f892c1665cf2d78af3dfa9efb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aad5e50ecb0049a612263a7982582404e013987f892c1665cf2d78af3dfa9efb", kill_on_drop: false }`
[INFO] [stdout] aad5e50ecb0049a612263a7982582404e013987f892c1665cf2d78af3dfa9efb