[INFO] cloning repository https://github.com/ryancammer/snmp_walker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ryancammer/snmp_walker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryancammer%2Fsnmp_walker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryancammer%2Fsnmp_walker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0b3adc458eb03f951a763dec3aaeb1623de55132
[INFO] checking ryancammer/snmp_walker against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryancammer%2Fsnmp_walker" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ryancammer/snmp_walker on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ryancammer/snmp_walker
[INFO] finished tweaking git repo https://github.com/ryancammer/snmp_walker
[INFO] tweaked toml for git repo https://github.com/ryancammer/snmp_walker written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/ryancammer/snmp_walker already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--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 yasna v0.3.2
[INFO] [stderr]   Downloaded stream-cipher v0.4.1
[INFO] [stderr]   Downloaded aesni v0.7.0
[INFO] [stderr]   Downloaded cfb-mode v0.4.0
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.10
[INFO] [stderr]   Downloaded failure v0.1.8
[INFO] [stderr]   Downloaded block-modes v0.5.0
[INFO] [stderr]   Downloaded hmac v0.8.1
[INFO] [stderr]   Downloaded des v0.4.0
[INFO] [stderr]   Downloaded adler v0.2.3
[INFO] [stderr]   Downloaded syn v1.0.60
[INFO] [stderr]   Downloaded autocfg v1.0.1
[INFO] [stderr]   Downloaded opaque-debug v0.3.0
[INFO] [stderr]   Downloaded sha-1 v0.9.4
[INFO] [stderr]   Downloaded ansi_term v0.11.0
[INFO] [stderr]   Downloaded textwrap v0.11.0
[INFO] [stderr]   Downloaded unicode-segmentation v1.7.1
[INFO] [stderr]   Downloaded heck v0.3.2
[INFO] [stderr]   Downloaded getrandom v0.1.16
[INFO] [stderr]   Downloaded strsim v0.8.0
[INFO] [stderr]   Downloaded rustc-demangle v0.1.18
[INFO] [stderr]   Downloaded addr2line v0.14.1
[INFO] [stderr]   Downloaded exitfailure v0.5.1
[INFO] [stderr]   Downloaded gimli v0.23.0
[INFO] [stderr]   Downloaded backtrace v0.3.56
[INFO] [stderr]   Downloaded object v0.23.0
[INFO] [stderr]   Downloaded synstructure v0.12.4
[INFO] [stderr]   Downloaded failure_derive v0.1.8
[INFO] [stderr]   Downloaded libc v0.2.86
[INFO] [stderr]   Downloaded winapi v0.3.9
[INFO] [stderr]   Downloaded proc-macro2 v1.0.24
[INFO] [stderr]   Downloaded subtle v2.4.0
[INFO] [stderr]   Downloaded block-buffer v0.9.0
[INFO] [stderr]   Downloaded cpuid-bool v0.1.2
[INFO] [stderr]   Downloaded digest v0.9.0
[INFO] [stderr]   Downloaded proc-macro-error-attr v1.0.4
[INFO] [stderr]   Downloaded structopt v0.3.21
[INFO] [stderr]   Downloaded clap v2.33.3
[INFO] [stderr]   Downloaded hermit-abi v0.1.18
[INFO] [stderr]   Downloaded vec_map v0.8.2
[INFO] [stderr]   Downloaded quote v1.0.9
[INFO] [stderr]   Downloaded cfg-if v1.0.0
[INFO] [stderr]   Downloaded atty v0.2.14
[INFO] [stderr]   Downloaded unicode-xid v0.2.1
[INFO] [stderr]   Downloaded structopt-derive v0.4.14
[INFO] [stderr]   Downloaded miniz_oxide v0.4.3
[INFO] [stderr]   Downloaded aes v0.4.0
[INFO] [stderr]   Downloaded block-cipher v0.7.1
[INFO] [stderr]   Downloaded crypto-mac v0.8.0
[INFO] [stderr]   Downloaded generic-array v0.14.4
[INFO] [stderr]   Downloaded proc-macro-error v1.0.4
[INFO] [stderr]   Downloaded aes-soft v0.4.0
[INFO] [stderr]   Downloaded unicode-width v0.1.8
[INFO] [stderr]   Downloaded byteorder v1.4.2
[INFO] [stderr]   Downloaded md-5 v0.9.1
[INFO] [stderr]   Downloaded snmp_mp v0.1.0
[INFO] [stderr]   Downloaded snmp_usm v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ccef8b54068696d5b299f265858d735f773f2dff3d0d86faea60a388f7e77f0c
[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" "ccef8b54068696d5b299f265858d735f773f2dff3d0d86faea60a388f7e77f0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ccef8b54068696d5b299f265858d735f773f2dff3d0d86faea60a388f7e77f0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccef8b54068696d5b299f265858d735f773f2dff3d0d86faea60a388f7e77f0c", kill_on_drop: false }`
[INFO] [stdout] ccef8b54068696d5b299f265858d735f773f2dff3d0d86faea60a388f7e77f0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af88098129122a19b046b0eaa55cb88548592cb9b91a603b657204bd512eb4bf
[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" "af88098129122a19b046b0eaa55cb88548592cb9b91a603b657204bd512eb4bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking object v0.23.0
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking yasna v0.3.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]     Checking snmp_mp v0.1.0
[INFO] [stderr]     Checking block-cipher v0.7.1
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking stream-cipher v0.4.1
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking aes-soft v0.4.0
[INFO] [stderr]     Checking des v0.4.0
[INFO] [stderr]     Checking block-modes v0.5.0
[INFO] [stderr]     Checking cfb-mode v0.4.0
[INFO] [stderr]     Checking md-5 v0.9.1
[INFO] [stderr]     Checking hmac v0.8.1
[INFO] [stderr]     Checking sha-1 v0.9.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking aes v0.4.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking snmp_usm v0.2.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking addr2line v0.14.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking backtrace v0.3.56
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking exitfailure v0.5.1
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking snmp_walker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.14s
[INFO] running `Command { std: "docker" "inspect" "af88098129122a19b046b0eaa55cb88548592cb9b91a603b657204bd512eb4bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af88098129122a19b046b0eaa55cb88548592cb9b91a603b657204bd512eb4bf", kill_on_drop: false }`
[INFO] [stdout] af88098129122a19b046b0eaa55cb88548592cb9b91a603b657204bd512eb4bf