[INFO] fetching crate sniffglue 0.13.1...
[INFO] checking sniffglue-0.13.1 against 1.55.0 for beta-1.56-3
[INFO] extracting crate sniffglue 0.13.1 into /workspace/builds/worker-85/source
[INFO] validating manifest of crates.io crate sniffglue 0.13.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sniffglue 0.13.1
[INFO] finished tweaking crates.io crate sniffglue 0.13.1
[INFO] tweaked toml for crates.io crate sniffglue 0.13.1 written to /workspace/builds/worker-85/source/Cargo.toml
[INFO] crate crates.io crate sniffglue 0.13.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tls-parser v0.10.0
[INFO] [stderr]   Downloaded reduce v0.1.4
[INFO] [stderr]   Downloaded pcap-sys v0.1.3
[INFO] [stderr]   Downloaded caps v0.5.2
[INFO] [stderr]   Downloaded pledge v0.4.2
[INFO] [stderr]   Downloaded nom-derive v0.7.2
[INFO] [stderr]   Downloaded boxxy v0.12.1
[INFO] [stderr]   Downloaded pktparse v0.7.0
[INFO] [stderr]   Downloaded syscallz v0.16.1
[INFO] [stderr]   Downloaded dhcp4r v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d919829d1d7408679e615ae7836af630f6f91860c29d3a88b91cae9e91dc7741
[INFO] running `Command { std: "docker" "start" "-a" "d919829d1d7408679e615ae7836af630f6f91860c29d3a88b91cae9e91dc7741", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d919829d1d7408679e615ae7836af630f6f91860c29d3a88b91cae9e91dc7741", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d919829d1d7408679e615ae7836af630f6f91860c29d3a88b91cae9e91dc7741", kill_on_drop: false }`
[INFO] [stdout] d919829d1d7408679e615ae7836af630f6f91860c29d3a88b91cae9e91dc7741
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9405e25f58c7b0a32e6372b68d580acb32fbe92300324a7d01e989d296a36bcd
[INFO] running `Command { std: "docker" "start" "-a" "9405e25f58c7b0a32e6372b68d580acb32fbe92300324a7d01e989d296a36bcd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling siphasher v0.3.7
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]    Compiling anyhow v1.0.43
[INFO] [stderr]    Compiling seccomp-sys v0.1.3
[INFO] [stderr]     Checking minimal-lexical v0.1.3
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]     Checking strum v0.21.0
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking reduce v0.1.4
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]     Checking bufstream v0.1.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling nom v7.0.0
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]     Checking lexical-core v0.7.6
[INFO] [stderr]     Checking generic-array v0.14.4
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]     Checking dns-parser v0.8.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]    Compiling syscallz v0.16.1
[INFO] [stderr]    Compiling pcap-sys v0.1.3
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking sha2 v0.9.8
[INFO] [stderr]     Checking nom v6.1.2
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking nix v0.22.1
[INFO] [stderr]     Checking users v0.11.0
[INFO] [stderr]     Checking fd-lock v3.0.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking errno v0.2.7
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking rusticata-macros v3.2.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling tls-parser v0.10.0
[INFO] [stderr]     Checking rustyline v9.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling structopt-derive v0.4.16
[INFO] [stderr]    Compiling strum_macros v0.21.1
[INFO] [stderr]    Compiling nom-derive v0.7.2
[INFO] [stderr]    Compiling enum-primitive-derive v0.2.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr]     Checking dhcp4r v0.2.2
[INFO] [stderr]     Checking structopt v0.3.23
[INFO] [stderr]     Checking thiserror v1.0.29
[INFO] [stderr]     Checking caps v0.5.2
[INFO] [stderr]     Checking boxxy v0.12.1
[INFO] [stderr]     Checking serde v1.0.130
[INFO] [stderr]     Checking pktparse v0.7.0
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking sniffglue v0.13.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> benches/bench.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sniffglue` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "9405e25f58c7b0a32e6372b68d580acb32fbe92300324a7d01e989d296a36bcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9405e25f58c7b0a32e6372b68d580acb32fbe92300324a7d01e989d296a36bcd", kill_on_drop: false }`
[INFO] [stdout] 9405e25f58c7b0a32e6372b68d580acb32fbe92300324a7d01e989d296a36bcd
