[INFO] cloning repository https://github.com/museun/whatfeatures
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/museun/whatfeatures" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmuseun%2Fwhatfeatures", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmuseun%2Fwhatfeatures'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 040fffdaaf284d617300b7c2d608914769a6758f
[INFO] checking museun/whatfeatures against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmuseun%2Fwhatfeatures" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/museun/whatfeatures on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/museun/whatfeatures
[INFO] finished tweaking git repo https://github.com/museun/whatfeatures
[INFO] tweaked toml for git repo https://github.com/museun/whatfeatures written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/museun/whatfeatures already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--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 cargo_metadata v0.12.0
[INFO] [stderr]   Downloaded wildmatch v1.0.11
[INFO] [stderr]   Downloaded crate_version_parse v0.2.0
[INFO] [stderr]   Downloaded directories-next v1.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "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] ab9f7c28a56d8bc147b8de79fc51567e294955e676aa380b30bcc690279e7be9
[INFO] running `Command { std: "docker" "start" "-a" "ab9f7c28a56d8bc147b8de79fc51567e294955e676aa380b30bcc690279e7be9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab9f7c28a56d8bc147b8de79fc51567e294955e676aa380b30bcc690279e7be9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab9f7c28a56d8bc147b8de79fc51567e294955e676aa380b30bcc690279e7be9", kill_on_drop: false }`
[INFO] [stdout] ab9f7c28a56d8bc147b8de79fc51567e294955e676aa380b30bcc690279e7be9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--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] ef34a9b15fd1d25ebee79c2c3ff19455aed21343850c1587402c9070a12f624c
[INFO] running `Command { std: "docker" "start" "-a" "ef34a9b15fd1d25ebee79c2c3ff19455aed21343850c1587402c9070a12f624c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling cc v1.0.61
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling const_fn v0.4.2
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking wildmatch v1.0.11
[INFO] [stderr]     Checking yansi v0.5.0
[INFO] [stderr]     Checking pico-args v0.3.4
[INFO] [stderr]     Checking crate_version_parse v0.2.0
[INFO] [stderr]     Checking home v0.5.3
[INFO] [stderr]    Compiling standback v0.2.11
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]    Compiling time v0.2.22
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking semver-parser v0.10.1
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking dirs-sys-next v0.1.1
[INFO] [stderr]     Checking filetime v0.2.12
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking directories-next v1.0.2
[INFO] [stderr]     Checking tar v0.4.30
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]     Checking flate2 v1.0.18
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking semver v0.11.0
[INFO] [stderr]     Checking cargo_metadata v0.12.0
[INFO] [stderr]     Checking attohttpc v0.16.0
[INFO] [stderr]     Checking cargo-whatfeatures v0.9.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 05s
[INFO] running `Command { std: "docker" "inspect" "ef34a9b15fd1d25ebee79c2c3ff19455aed21343850c1587402c9070a12f624c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef34a9b15fd1d25ebee79c2c3ff19455aed21343850c1587402c9070a12f624c", kill_on_drop: false }`
[INFO] [stdout] ef34a9b15fd1d25ebee79c2c3ff19455aed21343850c1587402c9070a12f624c