[INFO] fetching crate uu_stdbuf_libstdbuf 0.0.4...
[INFO] checking uu_stdbuf_libstdbuf-0.0.4 against try#7b3565da729099dbe807466fcd118fb2815986e0 for pr-81789
[INFO] extracting crate uu_stdbuf_libstdbuf 0.0.4 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate uu_stdbuf_libstdbuf 0.0.4 on toolchain 7b3565da729099dbe807466fcd118fb2815986e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate uu_stdbuf_libstdbuf 0.0.4
[INFO] finished tweaking crates.io crate uu_stdbuf_libstdbuf 0.0.4
[INFO] tweaked toml for crates.io crate uu_stdbuf_libstdbuf 0.0.4 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded uucore v0.0.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 69fc735f7d056db4e81afe6a413f53f725083f3b0bea94abd53ab7b526c0c0cc
[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" "69fc735f7d056db4e81afe6a413f53f725083f3b0bea94abd53ab7b526c0c0cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69fc735f7d056db4e81afe6a413f53f725083f3b0bea94abd53ab7b526c0c0cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69fc735f7d056db4e81afe6a413f53f725083f3b0bea94abd53ab7b526c0c0cc", kill_on_drop: false }`
[INFO] [stdout] 69fc735f7d056db4e81afe6a413f53f725083f3b0bea94abd53ab7b526c0c0cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+7b3565da729099dbe807466fcd118fb2815986e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c2762e04e445ea7a95fb996bba392a2ba09142f590666c010e92169835324a9
[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" "2c2762e04e445ea7a95fb996bba392a2ba09142f590666c010e92169835324a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.70
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]     Checking dunce v1.0.1
[INFO] [stderr]     Checking wild v2.0.4
[INFO] [stderr]    Compiling cpp_synom v0.12.0
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]    Compiling cpp_syn v0.12.0
[INFO] [stderr]     Checking uucore v0.0.8
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling cpp_synmap v0.3.0
[INFO] [stderr]    Compiling cpp_common v0.4.0
[INFO] [stderr]    Compiling cpp_build v0.4.0
[INFO] [stderr]    Compiling uu_stdbuf_libstdbuf v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling cpp_common v0.5.6
[INFO] [stderr]    Compiling cpp_macros v0.5.6
[INFO] [stderr]    Compiling uucore_procs v0.0.5
[INFO] [stderr]     Checking cpp v0.5.6
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.28s
[INFO] running `Command { std: "docker" "inspect" "2c2762e04e445ea7a95fb996bba392a2ba09142f590666c010e92169835324a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c2762e04e445ea7a95fb996bba392a2ba09142f590666c010e92169835324a9", kill_on_drop: false }`
[INFO] [stdout] 2c2762e04e445ea7a95fb996bba392a2ba09142f590666c010e92169835324a9