[INFO] updating cached repository https://github.com/LeakyBucket/opencensus
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9eaa184c3b11043da77d027fa643fb7b4fdb809e
[INFO] testing LeakyBucket/opencensus against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeakyBucket%2Fopencensus" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LeakyBucket/opencensus on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/LeakyBucket/opencensus
[INFO] finished tweaking git repo https://github.com/LeakyBucket/opencensus
[INFO] tweaked toml for git repo https://github.com/LeakyBucket/opencensus written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/LeakyBucket/opencensus already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b8a34812221175d7b654e15c3e00c25736904524530959faa77325e620e32476
[INFO] running `"docker" "start" "-a" "b8a34812221175d7b654e15c3e00c25736904524530959faa77325e620e32476"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling fixedbitset v0.1.9
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.0
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.0
[INFO] [stderr]    Compiling rand v0.6.0
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling uuid v0.7.1
[INFO] [stderr]    Compiling opencensus v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0425]: cannot find value `trace_opts` in this scope
[INFO] [stderr]    --> src/trace/mod.rs:100:22
[INFO] [stderr]     |
[INFO] [stderr] 100 |             options: trace_opts,
[INFO] [stderr]     |                      ^^^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `state` in this scope
[INFO] [stderr]    --> src/trace/mod.rs:101:20
[INFO] [stderr]     |
[INFO] [stderr] 101 |             state: state,
[INFO] [stderr]     |                    ^^^^^ a field by this name exists in `Self`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0425`.
[INFO] [stderr] error: could not compile `opencensus`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "b8a34812221175d7b654e15c3e00c25736904524530959faa77325e620e32476"`
[INFO] running `"docker" "rm" "-f" "b8a34812221175d7b654e15c3e00c25736904524530959faa77325e620e32476"`
[INFO] [stdout] b8a34812221175d7b654e15c3e00c25736904524530959faa77325e620e32476