[INFO] fetching crate humblegen 0.3.2...
[INFO] checking humblegen-0.3.2 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate humblegen 0.3.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate humblegen 0.3.2 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate humblegen 0.3.2
[INFO] finished tweaking crates.io crate humblegen 0.3.2
[INFO] tweaked toml for crates.io crate humblegen 0.3.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate humblegen 0.3.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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 trybuild v1.0.30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f03be26b945f1a4b226cfdce6abb774bf626f64a4d7170badb45783dfff4c112
[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" "f03be26b945f1a4b226cfdce6abb774bf626f64a4d7170badb45783dfff4c112", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f03be26b945f1a4b226cfdce6abb774bf626f64a4d7170badb45783dfff4c112", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f03be26b945f1a4b226cfdce6abb774bf626f64a4d7170badb45783dfff4c112", kill_on_drop: false }`
[INFO] [stdout] f03be26b945f1a4b226cfdce6abb774bf626f64a4d7170badb45783dfff4c112
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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] cab27637d9f54453b92b086095dfa815b1e4543ad93cf8005a1f2344ab49f0a3
[INFO] running `Command { std: "docker" "start" "-a" "cab27637d9f54453b92b086095dfa815b1e4543ad93cf8005a1f2344ab49f0a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking unchecked-index v0.2.2
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking unicode_categories v0.1.1
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking entities v1.0.1
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking pin-project-lite v0.1.7
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking bytes v0.5.5
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking miniz_oxide v0.4.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking twoway v0.2.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking addr2line v0.13.0
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking which v3.1.1
[INFO] [stderr]     Checking Inflector v0.11.4
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling argh_derive v0.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling async-trait-with-sync v0.1.36
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]     Checking comrak v0.7.0
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking argh v0.1.3
[INFO] [stderr]     Checking humblegen v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde v1.0.114
[INFO] [stderr]     Checking serde_json v1.0.56
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking trybuild v1.0.30
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 29s
[INFO] running `Command { std: "docker" "inspect" "cab27637d9f54453b92b086095dfa815b1e4543ad93cf8005a1f2344ab49f0a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cab27637d9f54453b92b086095dfa815b1e4543ad93cf8005a1f2344ab49f0a3", kill_on_drop: false }`
[INFO] [stdout] cab27637d9f54453b92b086095dfa815b1e4543ad93cf8005a1f2344ab49f0a3