[INFO] cloning repository https://github.com/isa-ako/rust-try-json-parse
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/isa-ako/rust-try-json-parse" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fisa-ako%2Frust-try-json-parse"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fisa-ako%2Frust-try-json-parse'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a0d1abaf452b14f072e69ed4c90320dff200fa14
[INFO] checking isa-ako/rust-try-json-parse against master#08dfbfb61871a83f720c6e97a3b737076e89fe3e for pr-71796
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fisa-ako%2Frust-try-json-parse" "/workspace/builds/worker-9/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/isa-ako/rust-try-json-parse on toolchain 08dfbfb61871a83f720c6e97a3b737076e89fe3e
[INFO] running `"/workspace/cargo-home/bin/cargo" "+08dfbfb61871a83f720c6e97a3b737076e89fe3e" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/isa-ako/rust-try-json-parse
[INFO] finished tweaking git repo https://github.com/isa-ako/rust-try-json-parse
[INFO] tweaked toml for git repo https://github.com/isa-ako/rust-try-json-parse written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/isa-ako/rust-try-json-parse already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+08dfbfb61871a83f720c6e97a3b737076e89fe3e" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+08dfbfb61871a83f720c6e97a3b737076e89fe3e" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b6b56595092c2486cb31fd6042a55b8b09b2d937cfc551066adeee8c780d3dc8
[INFO] running `"docker" "start" "-a" "b6b56595092c2486cb31fd6042a55b8b09b2d937cfc551066adeee8c780d3dc8"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking json v0.12.0
[INFO] [stderr]     Checking hello_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `"docker" "inspect" "b6b56595092c2486cb31fd6042a55b8b09b2d937cfc551066adeee8c780d3dc8"`
[INFO] running `"docker" "rm" "-f" "b6b56595092c2486cb31fd6042a55b8b09b2d937cfc551066adeee8c780d3dc8"`
[INFO] [stdout] b6b56595092c2486cb31fd6042a55b8b09b2d937cfc551066adeee8c780d3dc8