[INFO] fetching crate smoltcp 0.8.0...
[INFO] testing smoltcp-0.8.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate smoltcp 0.8.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate smoltcp 0.8.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate smoltcp 0.8.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate smoltcp 0.8.0
[INFO] tweaked toml for crates.io crate smoltcp 0.8.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate smoltcp 0.8.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded defmt-parser v0.3.0
[INFO] [stderr]   Downloaded defmt-macros v0.3.0
[INFO] [stderr]   Downloaded defmt v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.60.0" "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] 707e22a8243e0fc7f1102287c55d571457e4a28a6a1dd78d7ac9fe6bf395b728
[INFO] running `Command { std: "docker" "start" "-a" "707e22a8243e0fc7f1102287c55d571457e4a28a6a1dd78d7ac9fe6bf395b728", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "707e22a8243e0fc7f1102287c55d571457e4a28a6a1dd78d7ac9fe6bf395b728", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "707e22a8243e0fc7f1102287c55d571457e4a28a6a1dd78d7ac9fe6bf395b728", kill_on_drop: false }`
[INFO] [stdout] 707e22a8243e0fc7f1102287c55d571457e4a28a6a1dd78d7ac9fe6bf395b728
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=warn" "-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" "+1.60.0" "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] 1a51a88abffef183a08fca7e6aa563e23444b1240b97a98065469a097a761a4e
[INFO] running `Command { std: "docker" "start" "-a" "1a51a88abffef183a08fca7e6aa563e23444b1240b97a98065469a097a761a4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]    Compiling managed v0.8.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling smoltcp v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.02s
[INFO] running `Command { std: "docker" "inspect" "1a51a88abffef183a08fca7e6aa563e23444b1240b97a98065469a097a761a4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a51a88abffef183a08fca7e6aa563e23444b1240b97a98065469a097a761a4e", kill_on_drop: false }`
[INFO] [stdout] 1a51a88abffef183a08fca7e6aa563e23444b1240b97a98065469a097a761a4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=warn" "-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" "+1.60.0" "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] 171459c480e2de2b28426074a49527b17ecaea9149432579dcc1a8c83cf4d20d
[INFO] running `Command { std: "docker" "start" "-a" "171459c480e2de2b28426074a49527b17ecaea9149432579dcc1a8c83cf4d20d", kill_on_drop: false }`
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling smoltcp v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `smoltcp`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name smoltcp --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test --cfg 'feature="async"' --cfg 'feature="default"' --cfg 'feature="libc"' --cfg 'feature="log"' --cfg 'feature="medium-ethernet"' --cfg 'feature="medium-ieee802154"' --cfg 'feature="medium-ip"' --cfg 'feature="phy-raw_socket"' --cfg 'feature="phy-tuntap_interface"' --cfg 'feature="proto-dhcpv4"' --cfg 'feature="proto-igmp"' --cfg 'feature="proto-ipv4"' --cfg 'feature="proto-ipv6"' --cfg 'feature="proto-sixlowpan"' --cfg 'feature="rand_core"' --cfg 'feature="socket"' --cfg 'feature="socket-dhcpv4"' --cfg 'feature="socket-icmp"' --cfg 'feature="socket-raw"' --cfg 'feature="socket-tcp"' --cfg 'feature="socket-udp"' --cfg 'feature="std"' -C metadata=6246b1070ecc1630 -C extra-filename=-6246b1070ecc1630 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-198169553c2c4a79.rlib --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-8c36006df415dd34.rlib --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-aa17e6f25d69eecb.rlib --extern getopts=/opt/rustwide/target/debug/deps/libgetopts-f2c418b662e4dd8d.rlib --extern libc=/opt/rustwide/target/debug/deps/liblibc-52923e1cf0438359.rlib --extern log=/opt/rustwide/target/debug/deps/liblog-82c0db7e24d48d9b.rlib --extern managed=/opt/rustwide/target/debug/deps/libmanaged-a0b98354b6886077.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-9a3346a07ad5837b.rlib --extern rand_core=/opt/rustwide/target/debug/deps/librand_core-7e915dc2d9116ef0.rlib --extern url=/opt/rustwide/target/debug/deps/liburl-108b61c19b304e2b.rlib --cap-lints=warn` (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" "171459c480e2de2b28426074a49527b17ecaea9149432579dcc1a8c83cf4d20d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "171459c480e2de2b28426074a49527b17ecaea9149432579dcc1a8c83cf4d20d", kill_on_drop: false }`
[INFO] [stdout] 171459c480e2de2b28426074a49527b17ecaea9149432579dcc1a8c83cf4d20d