[INFO] crate pwfr 0.0.0-none is already in cache
[INFO] checking pwfr-0.0.0-none against master#e1beee4992ad4b235fc700bf7af1ee86f894ea53 for pr-74130
[INFO] extracting crate pwfr 0.0.0-none into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate pwfr 0.0.0-none on toolchain e1beee4992ad4b235fc700bf7af1ee86f894ea53
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pwfr 0.0.0-none
[INFO] finished tweaking crates.io crate pwfr 0.0.0-none
[INFO] tweaked toml for crates.io crate pwfr 0.0.0-none written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate pwfr 0.0.0-none already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d664a6ba9d9e3fb9740e67c9a77789658d1ce0a29d8add15be8558d69639f299
[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" "d664a6ba9d9e3fb9740e67c9a77789658d1ce0a29d8add15be8558d69639f299", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d664a6ba9d9e3fb9740e67c9a77789658d1ce0a29d8add15be8558d69639f299", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d664a6ba9d9e3fb9740e67c9a77789658d1ce0a29d8add15be8558d69639f299", kill_on_drop: false }`
[INFO] [stdout] d664a6ba9d9e3fb9740e67c9a77789658d1ce0a29d8add15be8558d69639f299
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f08ed97445b70d4f03a0e4f55fbec90518184ba31e00561c1ccf66dcea0768d
[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" "3f08ed97445b70d4f03a0e4f55fbec90518184ba31e00561c1ccf66dcea0768d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.4
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling bitflags v1.2.0
[INFO] [stderr]    Compiling ucd-trie v0.1.2
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking pest v2.1.2
[INFO] [stderr]     Checking termion v1.5.3
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking backtrace v0.3.38
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling pest_meta v2.1.2
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling pest_generator v2.1.1
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking pwfr v0.0.0-none (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.62s
[INFO] running `Command { std: "docker" "inspect" "3f08ed97445b70d4f03a0e4f55fbec90518184ba31e00561c1ccf66dcea0768d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f08ed97445b70d4f03a0e4f55fbec90518184ba31e00561c1ccf66dcea0768d", kill_on_drop: false }`
[INFO] [stdout] 3f08ed97445b70d4f03a0e4f55fbec90518184ba31e00561c1ccf66dcea0768d