[INFO] fetching crate rexpect 0.4.0...
[INFO] building rexpect-0.4.0 against try#8aaecdf5df68a6fbc126704e44d399ba2fe66bf2 for pr-94962
[INFO] extracting crate rexpect 0.4.0 into /workspace/builds/worker-56/source
[INFO] validating manifest of crates.io crate rexpect 0.4.0 on toolchain 8aaecdf5df68a6fbc126704e44d399ba2fe66bf2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8aaecdf5df68a6fbc126704e44d399ba2fe66bf2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rexpect 0.4.0
[INFO] finished tweaking crates.io crate rexpect 0.4.0
[INFO] tweaked toml for crates.io crate rexpect 0.4.0 written to /workspace/builds/worker-56/source/Cargo.toml
[INFO] crate crates.io crate rexpect 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8aaecdf5df68a6fbc126704e44d399ba2fe66bf2" "fetch" "--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-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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@sha256:1ede1414886370302e694df474b9877c02906499f04c196936ce0973d30c5eaa" "/opt/rustwide/cargo-home/bin/cargo" "+8aaecdf5df68a6fbc126704e44d399ba2fe66bf2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 93cd7a742ccbf0f34369c9af40bafabbd789c6fd0fd1cd3df212ae3bb3627868
[INFO] running `Command { std: "docker" "start" "-a" "93cd7a742ccbf0f34369c9af40bafabbd789c6fd0fd1cd3df212ae3bb3627868", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93cd7a742ccbf0f34369c9af40bafabbd789c6fd0fd1cd3df212ae3bb3627868", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93cd7a742ccbf0f34369c9af40bafabbd789c6fd0fd1cd3df212ae3bb3627868", kill_on_drop: false }`
[INFO] [stdout] 93cd7a742ccbf0f34369c9af40bafabbd789c6fd0fd1cd3df212ae3bb3627868
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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@sha256:1ede1414886370302e694df474b9877c02906499f04c196936ce0973d30c5eaa" "/opt/rustwide/cargo-home/bin/cargo" "+8aaecdf5df68a6fbc126704e44d399ba2fe66bf2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cad396aaa0816c32fa1c0da428fe49362e8cd80cf1175bb6dc7a498ae690d4ac
[INFO] running `Command { std: "docker" "start" "-a" "cad396aaa0816c32fa1c0da428fe49362e8cd80cf1175bb6dc7a498ae690d4ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling spin v0.5.0
[INFO] [stderr]    Compiling cc v1.0.0
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling regex v1.1.9
[INFO] [stderr]    Compiling rustc-demangle v0.1.5
[INFO] [stderr]    Compiling utf8-ranges v1.0.3
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling regex-syntax v0.6.8
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling rand_chacha v0.2.0
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.14
[INFO] [stderr]    Compiling aho-corasick v0.7.4
[INFO] [stderr]    Compiling getrandom v0.1.6
[INFO] [stderr]    Compiling rand_core v0.5.0
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling backtrace v0.3.3
[INFO] [stderr]    Compiling rexpect v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.69s
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "cad396aaa0816c32fa1c0da428fe49362e8cd80cf1175bb6dc7a498ae690d4ac", kill_on_drop: false }`
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "rm" "-f" "cad396aaa0816c32fa1c0da428fe49362e8cd80cf1175bb6dc7a498ae690d4ac", kill_on_drop: false }`
[ERROR] error running command: no output for 300 seconds
[ERROR] failed to delete container cad396aaa0816c32fa1c0da428fe49362e8cd80cf1175bb6dc7a498ae690d4ac
[ERROR] caused by: no output for 300 seconds