[INFO] updating cached repository https://github.com/strymon-system/reconstruction
[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] cf576a7eeced99fcfebcddd1995207374a11d9b3
[INFO] testing strymon-system/reconstruction against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstrymon-system%2Freconstruction" "/workspace/builds/worker-11/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/strymon-system/reconstruction on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/strymon-system/reconstruction
[INFO] finished tweaking git repo https://github.com/strymon-system/reconstruction
[INFO] tweaked toml for git repo https://github.com/strymon-system/reconstruction written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/strymon-system/reconstruction already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+28742a1146f10a4f09369baad027a464acb7a766" "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] 7a0bfb0450b9c157f3e4c9acfce0c69ebecb61919f29a624f914635955679fd5
[INFO] running `"docker" "start" "-a" "7a0bfb0450b9c157f3e4c9acfce0c69ebecb61919f29a624f914635955679fd5"`
[INFO] [stderr]    Compiling getopts v0.2.17
[INFO] [stderr]    Compiling abomonation v0.5.0
[INFO] [stderr]    Compiling abomonation_derive v0.3.0
[INFO] [stderr]    Compiling timely_communication v0.5.0
[INFO] [stderr]    Compiling timely v0.5.0
[INFO] [stderr]    Compiling reconstruction v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.01s
[INFO] running `"docker" "inspect" "7a0bfb0450b9c157f3e4c9acfce0c69ebecb61919f29a624f914635955679fd5"`
[INFO] running `"docker" "rm" "-f" "7a0bfb0450b9c157f3e4c9acfce0c69ebecb61919f29a624f914635955679fd5"`
[INFO] [stdout] 7a0bfb0450b9c157f3e4c9acfce0c69ebecb61919f29a624f914635955679fd5
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 33ee94f14e2f2a46e77d4602a6cb93a09d2db86882c74620ea11f03d23816019
[INFO] running `"docker" "start" "-a" "33ee94f14e2f2a46e77d4602a6cb93a09d2db86882c74620ea11f03d23816019"`
[INFO] [stderr]    Compiling reconstruction v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.66s
[INFO] running `"docker" "inspect" "33ee94f14e2f2a46e77d4602a6cb93a09d2db86882c74620ea11f03d23816019"`
[INFO] running `"docker" "rm" "-f" "33ee94f14e2f2a46e77d4602a6cb93a09d2db86882c74620ea11f03d23816019"`
[INFO] [stdout] 33ee94f14e2f2a46e77d4602a6cb93a09d2db86882c74620ea11f03d23816019
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8f4b40bcd3591afe67e5ec7b54891e3c0dfcec24c4a177243ff0b02f2d4672b2
[INFO] running `"docker" "start" "-a" "8f4b40bcd3591afe67e5ec7b54891e3c0dfcec24c4a177243ff0b02f2d4672b2"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/reconstruction-bbbffc5463ef7862
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::test_span_id_parent ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/main-7a8b59309c0215e6
[INFO] [stdout] test tests::test_tree_shape ... ok
[INFO] [stdout] test tests::test_services_calls ... ok
[INFO] [stdout] test tests::test_span_id_ordering ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests reconstruction
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/operators/stats.rs - operators::stats::SumPerEpoch (line 296) ... FAILED
[INFO] [stdout] test src/operators/stats.rs - operators::stats::Histogram (line 39) ... ok
[INFO] [stdout] test src/operators/stats.rs - operators::stats::TopK (line 124) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/operators/stats.rs - operators::stats::SumPerEpoch (line 296) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `stream` in this scope
[INFO] [stdout]  --> src/operators/stats.rs:297:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | stream.accumulate_by_epoch(0, |sum, data| {
[INFO] [stdout]   | ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/operators/stats.rs - operators::stats::SumPerEpoch (line 296)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 2 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `"docker" "inspect" "8f4b40bcd3591afe67e5ec7b54891e3c0dfcec24c4a177243ff0b02f2d4672b2"`
[INFO] running `"docker" "rm" "-f" "8f4b40bcd3591afe67e5ec7b54891e3c0dfcec24c4a177243ff0b02f2d4672b2"`
[INFO] [stdout] 8f4b40bcd3591afe67e5ec7b54891e3c0dfcec24c4a177243ff0b02f2d4672b2