[INFO] fetching crate fftw-src 0.3.3...
[INFO] checking fftw-src-0.3.3 against master#df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e for pr-95474
[INFO] extracting crate fftw-src 0.3.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate fftw-src 0.3.3 on toolchain df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fftw-src 0.3.3
[INFO] finished tweaking crates.io crate fftw-src 0.3.3
[INFO] tweaked toml for crates.io crate fftw-src 0.3.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a998890c9c93c2dd5f61773134239061050c1f652b249b23d7c5c5db51be2c47
[INFO] running `Command { std: "docker" "start" "-a" "a998890c9c93c2dd5f61773134239061050c1f652b249b23d7c5c5db51be2c47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a998890c9c93c2dd5f61773134239061050c1f652b249b23d7c5c5db51be2c47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a998890c9c93c2dd5f61773134239061050c1f652b249b23d7c5c5db51be2c47", kill_on_drop: false }`
[INFO] [stdout] a998890c9c93c2dd5f61773134239061050c1f652b249b23d7c5c5db51be2c47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1cf64289e952b7f3ee0a1866f90c86c83183de999f24584dd4ad4000e0b2d0ce
[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" "1cf64289e952b7f3ee0a1866f90c86c83183de999f24584dd4ad4000e0b2d0ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling syn v1.0.90
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling anyhow v1.0.56
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling lazy_static v0.1.16
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling quote v1.0.17
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling flate2 v1.0.22
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling chrono v0.2.25
[INFO] [stderr]    Compiling bzip2 v0.4.3
[INFO] [stderr]    Compiling ftp v3.0.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling zip v0.5.13
[INFO] [stderr]    Compiling fftw-src v0.3.3 (/opt/rustwide/workdir)
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "1cf64289e952b7f3ee0a1866f90c86c83183de999f24584dd4ad4000e0b2d0ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cf64289e952b7f3ee0a1866f90c86c83183de999f24584dd4ad4000e0b2d0ce", kill_on_drop: false }`
[INFO] [stdout] 1cf64289e952b7f3ee0a1866f90c86c83183de999f24584dd4ad4000e0b2d0ce