[INFO] fetching crate humblegen 0.4.0...
[INFO] checking humblegen-0.4.0 against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] extracting crate humblegen 0.4.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate humblegen 0.4.0 on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate humblegen 0.4.0
[INFO] finished tweaking crates.io crate humblegen 0.4.0
[INFO] tweaked toml for crates.io crate humblegen 0.4.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate humblegen 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "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] 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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 02d9563d66cf723ab86d5d50c6ad73d943440f09e109405f2e82b7562796d748
[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" "02d9563d66cf723ab86d5d50c6ad73d943440f09e109405f2e82b7562796d748", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02d9563d66cf723ab86d5d50c6ad73d943440f09e109405f2e82b7562796d748", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02d9563d66cf723ab86d5d50c6ad73d943440f09e109405f2e82b7562796d748", kill_on_drop: false }`
[INFO] [stdout] 02d9563d66cf723ab86d5d50c6ad73d943440f09e109405f2e82b7562796d748
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 01797848c9bf9d969cbaca1d13344efc0f4c05e26266dd60fc333085b12e10ca
[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" "01797848c9bf9d969cbaca1d13344efc0f4c05e26266dd60fc333085b12e10ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking rustc-demangle v0.1.17
[INFO] [stderr]     Checking unchecked-index v0.2.2
[INFO] [stderr]     Checking entities v1.0.1
[INFO] [stderr]     Checking unicode_categories v0.1.1
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking arc-swap v0.4.7
[INFO] [stderr]    Compiling trybuild v1.0.35
[INFO] [stderr]     Checking pin-project-lite v0.1.10
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking futures-core v0.3.6
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking proc-macro2 v1.0.24
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking net2 v0.2.35
[INFO] [stderr]     Checking aho-corasick v0.7.14
[INFO] [stderr]     Checking twoway v0.2.1
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking signal-hook-registry v1.2.1
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking regex v1.4.1
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking Inflector v0.11.4
[INFO] [stderr]     Checking addr2line v0.13.0
[INFO] [stderr]     Checking backtrace v0.3.53
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking which v3.1.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling structopt-derive v0.4.13
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling async-trait-with-sync v0.1.36
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking comrak v0.8.2
[INFO] [stderr]     Checking thiserror v1.0.21
[INFO] [stderr]     Checking structopt v0.3.20
[INFO] [stderr]     Checking humblegen v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde v1.0.117
[INFO] [stderr]     Checking toml v0.5.7
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.34s
[INFO] running `Command { std: "docker" "inspect" "01797848c9bf9d969cbaca1d13344efc0f4c05e26266dd60fc333085b12e10ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01797848c9bf9d969cbaca1d13344efc0f4c05e26266dd60fc333085b12e10ca", kill_on_drop: false }`
[INFO] [stdout] 01797848c9bf9d969cbaca1d13344efc0f4c05e26266dd60fc333085b12e10ca