[INFO] fetching crate uu_printf 0.0.6...
[INFO] checking uu_printf-0.0.6 against master#50e1dc1536264ab71c0850f346b12309477f29f7 for pr-85073
[INFO] extracting crate uu_printf 0.0.6 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate uu_printf 0.0.6 on toolchain 50e1dc1536264ab71c0850f346b12309477f29f7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate uu_printf 0.0.6
[INFO] finished tweaking crates.io crate uu_printf 0.0.6
[INFO] tweaked toml for crates.io crate uu_printf 0.0.6 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate uu_printf 0.0.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 73715eff91c62a8eefac094dd2e5dc0ed7dbbb25b03e0e45d33be01886aa5e32
[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" "73715eff91c62a8eefac094dd2e5dc0ed7dbbb25b03e0e45d33be01886aa5e32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73715eff91c62a8eefac094dd2e5dc0ed7dbbb25b03e0e45d33be01886aa5e32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73715eff91c62a8eefac094dd2e5dc0ed7dbbb25b03e0e45d33be01886aa5e32", kill_on_drop: false }`
[INFO] [stdout] 73715eff91c62a8eefac094dd2e5dc0ed7dbbb25b03e0e45d33be01886aa5e32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+50e1dc1536264ab71c0850f346b12309477f29f7" "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] 43d84e740a5546965730e550c16c53f6e7c7b98a8f66f6413792fff3ed1c077a
[INFO] running `Command { std: "docker" "start" "-a" "43d84e740a5546965730e550c16c53f6e7c7b98a8f66f6413792fff3ed1c077a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.68
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking dunce v1.0.1
[INFO] [stderr]     Checking wild v2.0.4
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking uucore v0.0.8
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling uucore_procs v0.0.5
[INFO] [stderr]     Checking uu_printf v0.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.18s
[INFO] running `Command { std: "docker" "inspect" "43d84e740a5546965730e550c16c53f6e7c7b98a8f66f6413792fff3ed1c077a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43d84e740a5546965730e550c16c53f6e7c7b98a8f66f6413792fff3ed1c077a", kill_on_drop: false }`
[INFO] [stdout] 43d84e740a5546965730e550c16c53f6e7c7b98a8f66f6413792fff3ed1c077a