[INFO] fetching crate expectrl 0.2.0...
[INFO] testing expectrl-0.2.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate expectrl 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate expectrl 0.2.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate expectrl 0.2.0
[INFO] finished tweaking crates.io crate expectrl 0.2.0
[INFO] tweaked toml for crates.io crate expectrl 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate expectrl 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ptyprocess v0.2.0
[INFO] [stderr]   Downloaded conpty v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa814089af1742a6101228f434656954f3cad25f776fdba26ba1b9e21face829
[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" "aa814089af1742a6101228f434656954f3cad25f776fdba26ba1b9e21face829", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa814089af1742a6101228f434656954f3cad25f776fdba26ba1b9e21face829", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa814089af1742a6101228f434656954f3cad25f776fdba26ba1b9e21face829", kill_on_drop: false }`
[INFO] [stdout] aa814089af1742a6101228f434656954f3cad25f776fdba26ba1b9e21face829
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", 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] 46c1130e782d3cdf159460d0485161d663598e0ae8be45c03f524cf405b04f25
[INFO] running `Command { std: "docker" "start" "-a" "46c1130e782d3cdf159460d0485161d663598e0ae8be45c03f524cf405b04f25", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling nix v0.21.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling ptyprocess v0.2.0
[INFO] [stderr]    Compiling expectrl v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.01s
[INFO] running `Command { std: "docker" "inspect" "46c1130e782d3cdf159460d0485161d663598e0ae8be45c03f524cf405b04f25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46c1130e782d3cdf159460d0485161d663598e0ae8be45c03f524cf405b04f25", kill_on_drop: false }`
[INFO] [stdout] 46c1130e782d3cdf159460d0485161d663598e0ae8be45c03f524cf405b04f25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", 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] 173ff15357765fc34f45c37b5c3e38f38965f92025f6eebc5d5662415e5c3148
[INFO] running `Command { std: "docker" "start" "-a" "173ff15357765fc34f45c37b5c3e38f38965f92025f6eebc5d5662415e5c3148", kill_on_drop: false }`
[INFO] [stderr]    Compiling expectrl v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `expectrl`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name expectrl --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test -C metadata=921f0c3a7579f57b -C extra-filename=-921f0c3a7579f57b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern nix=/opt/rustwide/target/debug/deps/libnix-73ca90a75200a434.rlib --extern ptyprocess=/opt/rustwide/target/debug/deps/libptyprocess-2d96a94233421ca1.rlib --extern regex=/opt/rustwide/target/debug/deps/libregex-dd9363dd410b6a25.rlib --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "173ff15357765fc34f45c37b5c3e38f38965f92025f6eebc5d5662415e5c3148", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "173ff15357765fc34f45c37b5c3e38f38965f92025f6eebc5d5662415e5c3148", kill_on_drop: false }`
[INFO] [stdout] 173ff15357765fc34f45c37b5c3e38f38965f92025f6eebc5d5662415e5c3148