[INFO] fetching crate uu_stdbuf_libstdbuf 0.0.1...
[INFO] checking uu_stdbuf_libstdbuf-0.0.1 against try#353a0a223066e9f46a1d935f2271a26c3c5002bb for pr-75180
[INFO] extracting crate uu_stdbuf_libstdbuf 0.0.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate uu_stdbuf_libstdbuf 0.0.1 on toolchain 353a0a223066e9f46a1d935f2271a26c3c5002bb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate uu_stdbuf_libstdbuf 0.0.1
[INFO] finished tweaking crates.io crate uu_stdbuf_libstdbuf 0.0.1
[INFO] tweaked toml for crates.io crate uu_stdbuf_libstdbuf 0.0.1 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f9accec650c8fe3ac0164af60b7355f66af3a9dd7a1b1b66d798d3549426cbe7
[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" "f9accec650c8fe3ac0164af60b7355f66af3a9dd7a1b1b66d798d3549426cbe7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9accec650c8fe3ac0164af60b7355f66af3a9dd7a1b1b66d798d3549426cbe7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9accec650c8fe3ac0164af60b7355f66af3a9dd7a1b1b66d798d3549426cbe7", kill_on_drop: false }`
[INFO] [stdout] f9accec650c8fe3ac0164af60b7355f66af3a9dd7a1b1b66d798d3549426cbe7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "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] 229df0100d665739a0b85bdc9e1bcb0095a02e5d55a08e5cfaeb9caae4555731
[INFO] running `Command { std: "docker" "start" "-a" "229df0100d665739a0b85bdc9e1bcb0095a02e5d55a08e5cfaeb9caae4555731", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking wild v2.0.1
[INFO] [stderr]    Compiling cpp_synom v0.12.0
[INFO] [stderr]    Compiling cpp_syn v0.12.0
[INFO] [stderr]    Compiling backtrace v0.3.30
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]     Checking backtrace-sys v0.1.37
[INFO] [stderr]     Checking uucore v0.0.4
[INFO] [stderr]    Compiling cpp_common v0.4.0
[INFO] [stderr]    Compiling cpp_synmap v0.3.0
[INFO] [stderr]    Compiling cpp_build v0.4.0
[INFO] [stderr]    Compiling cpp_macros v0.4.0
[INFO] [stderr]    Compiling uu_stdbuf_libstdbuf v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling uucore_procs v0.0.4
[INFO] [stderr]     Checking cpp v0.4.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.60s
[INFO] running `Command { std: "docker" "inspect" "229df0100d665739a0b85bdc9e1bcb0095a02e5d55a08e5cfaeb9caae4555731", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "229df0100d665739a0b85bdc9e1bcb0095a02e5d55a08e5cfaeb9caae4555731", kill_on_drop: false }`
[INFO] [stdout] 229df0100d665739a0b85bdc9e1bcb0095a02e5d55a08e5cfaeb9caae4555731