[INFO] crate tree-buf 0.8.0 is already in cache
[INFO] checking tree-buf-0.8.0 against try#71b81291baafb8a58836272757b28817fe1d8190 for pr-73102
[INFO] extracting crate tree-buf 0.8.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate tree-buf 0.8.0 on toolchain 71b81291baafb8a58836272757b28817fe1d8190
[INFO] running `"/workspace/cargo-home/bin/cargo" "+71b81291baafb8a58836272757b28817fe1d8190" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate tree-buf 0.8.0
[INFO] finished tweaking crates.io crate tree-buf 0.8.0
[INFO] tweaked toml for crates.io crate tree-buf 0.8.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+71b81291baafb8a58836272757b28817fe1d8190" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+71b81291baafb8a58836272757b28817fe1d8190" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simple-16 v0.1.1
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "/opt/rustwide/cargo-home/bin/cargo" "+71b81291baafb8a58836272757b28817fe1d8190" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 8f7d4901964321ff0fc8eae2aa48f9699487a638e6ffccde7a0006f48d49e1ae
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "8f7d4901964321ff0fc8eae2aa48f9699487a638e6ffccde7a0006f48d49e1ae"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]     Checking gibbon v0.1.3
[INFO] [stderr]     Checking transmute v0.1.1
[INFO] [stderr]     Checking defer v0.1.0
[INFO] [stderr]     Checking simple-16 v0.1.1
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking backtrace v0.3.48
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking zigzag v0.1.0
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking coercible_errors v0.1.4
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking criterion v0.3.2
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling tree-buf-macros v0.8.0
[INFO] [stderr]     Checking tree-buf v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.57s
[INFO] running `"docker" "inspect" "8f7d4901964321ff0fc8eae2aa48f9699487a638e6ffccde7a0006f48d49e1ae"`
[INFO] running `"docker" "rm" "-f" "8f7d4901964321ff0fc8eae2aa48f9699487a638e6ffccde7a0006f48d49e1ae"`
[INFO] [stdout] 8f7d4901964321ff0fc8eae2aa48f9699487a638e6ffccde7a0006f48d49e1ae