[INFO] crate wf2_core 0.29.0 is already in cache
[INFO] checking wf2_core-0.29.0 against master#212aa3ea28d91a97d1e1261709c0b6e6790788e6 for pr-69340
[INFO] extracting crate wf2_core 0.29.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate wf2_core 0.29.0 on toolchain 212aa3ea28d91a97d1e1261709c0b6e6790788e6
[INFO] running `"/workspace/cargo-home/bin/cargo" "+212aa3ea28d91a97d1e1261709c0b6e6790788e6" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate wf2_core 0.29.0
[INFO] finished tweaking crates.io crate wf2_core 0.29.0
[INFO] tweaked toml for crates.io crate wf2_core 0.29.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+212aa3ea28d91a97d1e1261709c0b6e6790788e6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+212aa3ea28d91a97d1e1261709c0b6e6790788e6" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+212aa3ea28d91a97d1e1261709c0b6e6790788e6" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5d539dbc864eb3aedcab39d3514f13e0e01eff35d23cb28d02643c4e0c6a8ee7
[INFO] running `"docker" "start" "-a" "5d539dbc864eb3aedcab39d3514f13e0e01eff35d23cb28d02643c4e0c6a8ee7"`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling linked-hash-map v0.5.2
[INFO] [stderr]     Checking filepath v0.1.1
[INFO] [stderr]     Checking snailquote v0.2.0
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling from_file_derive v0.1.3
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking bstr v0.2.11
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]    Compiling yaml-rust v0.4.3
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]    Compiling proc-macro-error v0.4.9
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.9
[INFO] [stderr]     Checking from_file v0.1.3
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking backtrace-sys v0.1.32
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking openssl-sys v0.9.54
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking flate2 v1.0.13
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking bzip2-sys v0.1.7
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking nix v0.15.0
[INFO] [stderr]     Checking terminal_size v0.1.10
[INFO] [stderr]     Checking users v0.9.1
[INFO] [stderr]     Checking backtrace v0.3.44
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking openssl v0.10.28
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking zip v0.5.4
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking prettytable-rs v0.8.0
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking libmath v0.2.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]    Compiling structopt-derive v0.4.2
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-uds v0.2.6
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking native-tls v0.2.3
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]    Compiling serde_yaml v0.8.11
[INFO] [stderr]     Checking hyper v0.12.35
[INFO] [stderr]     Checking structopt v0.3.9
[INFO] [stderr]    Compiling doc_link v0.1.0
[INFO] [stderr]    Compiling env_proc v0.1.0
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking reqwest v0.9.24
[INFO] [stderr]     Checking wf2_core v0.29.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 25s
[INFO] running `"docker" "inspect" "5d539dbc864eb3aedcab39d3514f13e0e01eff35d23cb28d02643c4e0c6a8ee7"`
[INFO] running `"docker" "rm" "-f" "5d539dbc864eb3aedcab39d3514f13e0e01eff35d23cb28d02643c4e0c6a8ee7"`
[INFO] [stdout] 5d539dbc864eb3aedcab39d3514f13e0e01eff35d23cb28d02643c4e0c6a8ee7