[INFO] cloning repository https://github.com/woodgear/declarative-fs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/woodgear/declarative-fs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwoodgear%2Fdeclarative-fs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwoodgear%2Fdeclarative-fs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 62bd4f267ad579b5eb47f7f9fe4b4307fcfd5a96
[INFO] checking woodgear/declarative-fs against master#a874956d940ecb3ed524b6176a171219ac4787ea for pr-76104
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwoodgear%2Fdeclarative-fs" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/woodgear/declarative-fs on toolchain a874956d940ecb3ed524b6176a171219ac4787ea
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a874956d940ecb3ed524b6176a171219ac4787ea" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/woodgear/declarative-fs
[INFO] finished tweaking git repo https://github.com/woodgear/declarative-fs
[INFO] tweaked toml for git repo https://github.com/woodgear/declarative-fs written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/woodgear/declarative-fs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a874956d940ecb3ed524b6176a171219ac4787ea" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+a874956d940ecb3ed524b6176a171219ac4787ea" "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] 33b6c55406bf175de28f7cccad1b9d006edcde14506dafb3b0b1f9ebf07945b2
[INFO] running `Command { std: "docker" "start" "-a" "33b6c55406bf175de28f7cccad1b9d006edcde14506dafb3b0b1f9ebf07945b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33b6c55406bf175de28f7cccad1b9d006edcde14506dafb3b0b1f9ebf07945b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33b6c55406bf175de28f7cccad1b9d006edcde14506dafb3b0b1f9ebf07945b2", kill_on_drop: false }`
[INFO] [stdout] 33b6c55406bf175de28f7cccad1b9d006edcde14506dafb3b0b1f9ebf07945b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+a874956d940ecb3ed524b6176a171219ac4787ea" "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] 9b657f79d2b1254d2da4a2ca10e79a307d148f226f9c9a3eb4a3d8e7972ca6ed
[INFO] running `Command { std: "docker" "start" "-a" "9b657f79d2b1254d2da4a2ca10e79a307d148f226f9c9a3eb4a3d8e7972ca6ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking remove_dir_all v0.5.2
[INFO] [stderr]    Compiling bzip2-sys v0.1.8+1.0.8
[INFO] [stderr]    Compiling backtrace-sys v0.1.35
[INFO] [stderr]     Checking miniz_oxide v0.3.6
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]     Checking backtrace v0.3.46
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking zip v0.5.5
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling failure_derive v0.1.7
[INFO] [stderr]     Checking failure v0.1.7
[INFO] [stderr]     Checking declare-fs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.66s
[INFO] running `Command { std: "docker" "inspect" "9b657f79d2b1254d2da4a2ca10e79a307d148f226f9c9a3eb4a3d8e7972ca6ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b657f79d2b1254d2da4a2ca10e79a307d148f226f9c9a3eb4a3d8e7972ca6ed", kill_on_drop: false }`
[INFO] [stdout] 9b657f79d2b1254d2da4a2ca10e79a307d148f226f9c9a3eb4a3d8e7972ca6ed