[INFO] cloning repository https://github.com/sluongng/git-trace-analysis
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sluongng/git-trace-analysis" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsluongng%2Fgit-trace-analysis"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsluongng%2Fgit-trace-analysis'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9599050c28d0bcaad2b146c4cce9909f8d24e7dc
[INFO] checking sluongng/git-trace-analysis against try#96b3c169cd2d8959926fa240f10342f1659f8ae3 for pr-71896
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsluongng%2Fgit-trace-analysis" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sluongng/git-trace-analysis on toolchain 96b3c169cd2d8959926fa240f10342f1659f8ae3
[INFO] running `"/workspace/cargo-home/bin/cargo" "+96b3c169cd2d8959926fa240f10342f1659f8ae3" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/sluongng/git-trace-analysis
[INFO] finished tweaking git repo https://github.com/sluongng/git-trace-analysis
[INFO] tweaked toml for git repo https://github.com/sluongng/git-trace-analysis written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/sluongng/git-trace-analysis already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+96b3c169cd2d8959926fa240f10342f1659f8ae3" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+96b3c169cd2d8959926fa240f10342f1659f8ae3" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] cd099a003e451bdd830e10288a6e431b4d3a9254606787ad3736be15276c5a41
[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" "cd099a003e451bdd830e10288a6e431b4d3a9254606787ad3736be15276c5a41"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking futures-io v0.3.4
[INFO] [stderr]     Checking pin-project-lite v0.1.4
[INFO] [stderr]     Checking futures-core v0.3.4
[INFO] [stderr]     Checking once_cell v1.3.1
[INFO] [stderr]     Checking futures-timer v2.0.2
[INFO] [stderr]     Checking pin-utils v0.1.0-alpha.4
[INFO] [stderr]     Checking crossbeam-channel v0.4.2
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]     Checking kv-log-macro v1.0.4
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking async-task v1.3.1
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]     Checking async-std v1.5.0
[INFO] [stderr]     Checking serde v1.0.106
[INFO] [stderr]     Checking serde_json v1.0.51
[INFO] [stderr]     Checking git-trace-analysis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.38s
[INFO] running `"docker" "inspect" "cd099a003e451bdd830e10288a6e431b4d3a9254606787ad3736be15276c5a41"`
[INFO] running `"docker" "rm" "-f" "cd099a003e451bdd830e10288a6e431b4d3a9254606787ad3736be15276c5a41"`
[INFO] [stdout] cd099a003e451bdd830e10288a6e431b4d3a9254606787ad3736be15276c5a41