[INFO] fetching crate persy 0.11.14...
[INFO] testing persy-0.11.14 against 1.54.0 for beta-1.55-1
[INFO] extracting crate persy 0.11.14 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate persy 0.11.14 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate persy 0.11.14
[INFO] finished tweaking crates.io crate persy 0.11.14
[INFO] tweaked toml for crates.io crate persy 0.11.14 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate persy 0.11.14 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "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] d08ce895e33bd318eec6bdac0db175b446cbc2002bcd4835e672aa236d7e505e
[INFO] running `Command { std: "docker" "start" "-a" "d08ce895e33bd318eec6bdac0db175b446cbc2002bcd4835e672aa236d7e505e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d08ce895e33bd318eec6bdac0db175b446cbc2002bcd4835e672aa236d7e505e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d08ce895e33bd318eec6bdac0db175b446cbc2002bcd4835e672aa236d7e505e", kill_on_drop: false }`
[INFO] [stdout] d08ce895e33bd318eec6bdac0db175b446cbc2002bcd4835e672aa236d7e505e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "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] c57b01897f2b11b732e79d4848b31e5b69b62a0162a7f6f97f7c3dcf30e25468
[INFO] running `Command { std: "docker" "start" "-a" "c57b01897f2b11b732e79d4848b31e5b69b62a0162a7f6f97f7c3dcf30e25468", kill_on_drop: false }`
[INFO] [stderr]    Compiling unsigned-varint v0.5.1
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling zigzag v0.1.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling persy v0.11.14 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `persy`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name persy --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=381aa109b9cbc473 -C extra-filename=-381aa109b9cbc473 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-0c03c404070d92e6.rmeta --extern crc=/opt/rustwide/target/debug/deps/libcrc-bc54cc65457aa888.rmeta --extern data_encoding=/opt/rustwide/target/debug/deps/libdata_encoding-dc50ea28b6ca94a3.rmeta --extern fs2=/opt/rustwide/target/debug/deps/libfs2-edaf9d00609696b8.rmeta --extern linked_hash_map=/opt/rustwide/target/debug/deps/liblinked_hash_map-d7738624b447d230.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-3a8e94eff18f564e.rmeta --extern unsigned_varint=/opt/rustwide/target/debug/deps/libunsigned_varint-3372b8d6eed1913d.rmeta --extern zigzag=/opt/rustwide/target/debug/deps/libzigzag-4ce4e141b51eb110.rmeta --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "c57b01897f2b11b732e79d4848b31e5b69b62a0162a7f6f97f7c3dcf30e25468", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c57b01897f2b11b732e79d4848b31e5b69b62a0162a7f6f97f7c3dcf30e25468", kill_on_drop: false }`
[INFO] [stdout] c57b01897f2b11b732e79d4848b31e5b69b62a0162a7f6f97f7c3dcf30e25468
