[INFO] updating cached repository strymon-system/reconstruction
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/strymon-system/reconstruction
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/strymon-system/reconstruction" "work/ex/beta-1.38-1/sources/1.37.0/gh/strymon-system/reconstruction"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/strymon-system/reconstruction'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/strymon-system/reconstruction" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/strymon-system/reconstruction"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/strymon-system/reconstruction'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cf576a7eeced99fcfebcddd1995207374a11d9b3
[INFO] sha for GitHub repo strymon-system/reconstruction: cf576a7eeced99fcfebcddd1995207374a11d9b3
[INFO] validating manifest of strymon-system/reconstruction on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of strymon-system/reconstruction on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing strymon-system/reconstruction
[INFO] finished frobbing strymon-system/reconstruction
[INFO] frobbed toml for strymon-system/reconstruction written to work/ex/beta-1.38-1/sources/1.37.0/gh/strymon-system/reconstruction/Cargo.toml
[INFO] started frobbing strymon-system/reconstruction
[INFO] finished frobbing strymon-system/reconstruction
[INFO] frobbed toml for strymon-system/reconstruction written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/strymon-system/reconstruction/Cargo.toml
[INFO] crate strymon-system/reconstruction already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing strymon-system/reconstruction against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/strymon-system/reconstruction:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] e19925f290fe9bd1744815da3af10986396e42e074b57534a7b10f5c870a1279
[INFO] running `"docker" "start" "-a" "e19925f290fe9bd1744815da3af10986396e42e074b57534a7b10f5c870a1279"`
[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/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.95s
[INFO] running `"docker" "inspect" "e19925f290fe9bd1744815da3af10986396e42e074b57534a7b10f5c870a1279"`
[INFO] running `"docker" "rm" "-f" "e19925f290fe9bd1744815da3af10986396e42e074b57534a7b10f5c870a1279"`
[INFO] [stdout] e19925f290fe9bd1744815da3af10986396e42e074b57534a7b10f5c870a1279
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/strymon-system/reconstruction:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] b1c931771677782040a3eb30d20102977d4e5b7b51c4f92cb30d0104d9ec2d08
[INFO] running `"docker" "start" "-a" "b1c931771677782040a3eb30d20102977d4e5b7b51c4f92cb30d0104d9ec2d08"`
[INFO] [stderr]    Compiling reconstruction v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.91s
[INFO] running `"docker" "inspect" "b1c931771677782040a3eb30d20102977d4e5b7b51c4f92cb30d0104d9ec2d08"`
[INFO] running `"docker" "rm" "-f" "b1c931771677782040a3eb30d20102977d4e5b7b51c4f92cb30d0104d9ec2d08"`
[INFO] [stdout] b1c931771677782040a3eb30d20102977d4e5b7b51c4f92cb30d0104d9ec2d08
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/strymon-system/reconstruction:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] fe2965475e2d226350b5e3c124892801ff2ec6a2cce133c89032de9258c5a867
[INFO] running `"docker" "start" "-a" "fe2965475e2d226350b5e3c124892801ff2ec6a2cce133c89032de9258c5a867"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::test_tree_shape ... ok
[INFO] [stdout] test tests::test_span_id_parent ... ok
[INFO] [stdout] test tests::test_services_calls ... ok
[INFO] [stderr]      Running /opt/crater/target/debug/deps/reconstruction-ec6c82a473182421
[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] [stderr]      Running /opt/crater/target/debug/deps/main-c7f3ed5c7f09556e
[INFO] [stdout] 
[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] [stderr]    Doc-tests reconstruction
[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" "fe2965475e2d226350b5e3c124892801ff2ec6a2cce133c89032de9258c5a867"`
[INFO] running `"docker" "rm" "-f" "fe2965475e2d226350b5e3c124892801ff2ec6a2cce133c89032de9258c5a867"`
[INFO] [stdout] fe2965475e2d226350b5e3c124892801ff2ec6a2cce133c89032de9258c5a867