[INFO] fetching crate smoltcp 0.8.0...
[INFO] testing smoltcp-0.8.0 against master#61469b682c2b0bf9cebc4622f1859e2bb3b7ebca for pr-91743
[INFO] extracting crate smoltcp 0.8.0 into /workspace/builds/worker-27/source
[INFO] validating manifest of crates.io crate smoltcp 0.8.0 on toolchain 61469b682c2b0bf9cebc4622f1859e2bb3b7ebca
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+61469b682c2b0bf9cebc4622f1859e2bb3b7ebca" "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-27/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" "+61469b682c2b0bf9cebc4622f1859e2bb3b7ebca" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded defmt v0.3.0
[INFO] [stderr]   Downloaded defmt-parser v0.3.0
[INFO] [stderr]   Downloaded tinyvec v1.5.0
[INFO] [stderr]   Downloaded defmt-macros v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+61469b682c2b0bf9cebc4622f1859e2bb3b7ebca" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3ffef87dd7e7c9ccd166f97f2d35a57074fad46047cce4cf6a35253632175860
[INFO] running `Command { std: "docker" "start" "-a" "3ffef87dd7e7c9ccd166f97f2d35a57074fad46047cce4cf6a35253632175860", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ffef87dd7e7c9ccd166f97f2d35a57074fad46047cce4cf6a35253632175860", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ffef87dd7e7c9ccd166f97f2d35a57074fad46047cce4cf6a35253632175860", kill_on_drop: false }`
[INFO] [stdout] 3ffef87dd7e7c9ccd166f97f2d35a57074fad46047cce4cf6a35253632175860
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+61469b682c2b0bf9cebc4622f1859e2bb3b7ebca" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20880614c7d86219d03cbd8e148551e3d2267058b6127f8b9b50bd1d17aecc2b
[INFO] running `Command { std: "docker" "start" "-a" "20880614c7d86219d03cbd8e148551e3d2267058b6127f8b9b50bd1d17aecc2b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling managed v0.8.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[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 7.10s
[INFO] running `Command { std: "docker" "inspect" "20880614c7d86219d03cbd8e148551e3d2267058b6127f8b9b50bd1d17aecc2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20880614c7d86219d03cbd8e148551e3d2267058b6127f8b9b50bd1d17aecc2b", kill_on_drop: false }`
[INFO] [stdout] 20880614c7d86219d03cbd8e148551e3d2267058b6127f8b9b50bd1d17aecc2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+61469b682c2b0bf9cebc4622f1859e2bb3b7ebca" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 45d6835a059f736aa4e436aa930c5e5443a76b09d739906cad09ebc5ba30e22f
[INFO] running `Command { std: "docker" "start" "-a" "45d6835a059f736aa4e436aa930c5e5443a76b09d739906cad09ebc5ba30e22f", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling unicode-bidi v0.3.7
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling tinyvec v1.5.0
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling env_logger v0.5.13
[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=b6f4f00bba295526 -C extra-filename=-b6f4f00bba295526 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-af33bc88ca937323.rlib --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-eecb9395c4ce1615.rlib --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-12d2c07cc9503d5c.rlib --extern getopts=/opt/rustwide/target/debug/deps/libgetopts-25327fafcfd1148d.rlib --extern libc=/opt/rustwide/target/debug/deps/liblibc-dc1f358ff6af1886.rlib --extern log=/opt/rustwide/target/debug/deps/liblog-41607b4997ff699e.rlib --extern managed=/opt/rustwide/target/debug/deps/libmanaged-5361c7ee14707d74.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-a43e57d523d24cff.rlib --extern rand_core=/opt/rustwide/target/debug/deps/librand_core-e5fff318a3e4b5f8.rlib --extern url=/opt/rustwide/target/debug/deps/liburl-a70d173bf2e0b968.rlib --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `smoltcp`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name server --edition=2018 examples/server.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --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=5b85b5e59bad8bf3 -C extra-filename=-5b85b5e59bad8bf3 --out-dir /opt/rustwide/target/debug/examples -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-af33bc88ca937323.rlib --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-eecb9395c4ce1615.rlib --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-12d2c07cc9503d5c.rlib --extern getopts=/opt/rustwide/target/debug/deps/libgetopts-25327fafcfd1148d.rlib --extern libc=/opt/rustwide/target/debug/deps/liblibc-dc1f358ff6af1886.rlib --extern log=/opt/rustwide/target/debug/deps/liblog-41607b4997ff699e.rlib --extern managed=/opt/rustwide/target/debug/deps/libmanaged-5361c7ee14707d74.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-a43e57d523d24cff.rlib --extern rand_core=/opt/rustwide/target/debug/deps/librand_core-e5fff318a3e4b5f8.rlib --extern smoltcp=/opt/rustwide/target/debug/deps/libsmoltcp-fa97e5616e8c39f0.rlib --extern url=/opt/rustwide/target/debug/deps/liburl-a70d173bf2e0b968.rlib --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "45d6835a059f736aa4e436aa930c5e5443a76b09d739906cad09ebc5ba30e22f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45d6835a059f736aa4e436aa930c5e5443a76b09d739906cad09ebc5ba30e22f", kill_on_drop: false }`
[INFO] [stdout] 45d6835a059f736aa4e436aa930c5e5443a76b09d739906cad09ebc5ba30e22f