[INFO] updating cached repository RCasatta/ots-aggregator
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/RCasatta/ots-aggregator
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/RCasatta/ots-aggregator" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/RCasatta/ots-aggregator"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/RCasatta/ots-aggregator'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/RCasatta/ots-aggregator" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/RCasatta/ots-aggregator"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/RCasatta/ots-aggregator'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b272c3c29bc982c5f4206faef8d07f4f1a1ee612
[INFO] sha for GitHub repo RCasatta/ots-aggregator: b272c3c29bc982c5f4206faef8d07f4f1a1ee612
[INFO] validating manifest of RCasatta/ots-aggregator on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of RCasatta/ots-aggregator on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing RCasatta/ots-aggregator
[INFO] finished frobbing RCasatta/ots-aggregator
[INFO] frobbed toml for RCasatta/ots-aggregator written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/RCasatta/ots-aggregator/Cargo.toml
[INFO] started frobbing RCasatta/ots-aggregator
[INFO] finished frobbing RCasatta/ots-aggregator
[INFO] frobbed toml for RCasatta/ots-aggregator written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/RCasatta/ots-aggregator/Cargo.toml
[INFO] crate RCasatta/ots-aggregator has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing RCasatta/ots-aggregator against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-0/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/RCasatta/ots-aggregator:/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=forbid" "-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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"`
[INFO] [stdout] fe9077c710b5aca8a328076c48a59f64db7b32797fff611cb5fb8cbca7ab3950
[INFO] running `"docker" "start" "-a" "fe9077c710b5aca8a328076c48a59f64db7b32797fff611cb5fb8cbca7ab3950"`
[INFO] [stderr]    Compiling libc v0.2.38
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling net2 v0.2.32
[INFO] [stderr]    Compiling openssl-sys v0.9.31
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling time v0.1.39
[INFO] [stderr]    Compiling atty v0.2.8
[INFO] [stderr]    Compiling clap v2.31.1
[INFO] [stderr]    Compiling bytes v0.4.6
[INFO] [stderr]    Compiling openssl v0.9.24
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling mio v0.6.13
[INFO] [stderr]    Compiling regex v0.2.10
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling tokio-io v0.1.5
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling tokio-core v0.1.12
[INFO] [stderr]    Compiling tokio v0.1.1
[INFO] [stderr]    Compiling native-tls v0.1.5
[INFO] [stderr]    Compiling tokio-proto v0.1.1
[INFO] [stderr]    Compiling tokio-tls v0.1.4
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling env_logger v0.5.5
[INFO] [stderr]    Compiling hyper v0.11.22
[INFO] [stderr]    Compiling opentimestamps v0.1.2
[INFO] [stderr]    Compiling hyper-tls v0.1.3
[INFO] [stderr]    Compiling ots-aggregator v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Millis`
[INFO] [stderr]  --> src/merkle.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use Millis;
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Millis`
[INFO] [stderr]   --> src/timer.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use Millis;
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 54.69s
[INFO] running `"docker" "inspect" "fe9077c710b5aca8a328076c48a59f64db7b32797fff611cb5fb8cbca7ab3950"`
[INFO] running `"docker" "rm" "-f" "fe9077c710b5aca8a328076c48a59f64db7b32797fff611cb5fb8cbca7ab3950"`
[INFO] [stdout] fe9077c710b5aca8a328076c48a59f64db7b32797fff611cb5fb8cbca7ab3950
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-0/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/RCasatta/ots-aggregator:/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=forbid" "-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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] b530624c0e1f38c0190427cc663941425392eabc174df318cc47ad3d2213eed8
[INFO] running `"docker" "start" "-a" "b530624c0e1f38c0190427cc663941425392eabc174df318cc47ad3d2213eed8"`
[INFO] [stderr]    Compiling ots-aggregator v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `merkle::Sha256Hash`
[INFO] [stderr]    --> src/merkle.rs:121:9
[INFO] [stderr]     |
[INFO] [stderr] 121 |     use merkle::Sha256Hash;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Write`, `self`
[INFO] [stderr]  --> examples/load_testing.rs:6:15
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::io::{self, Write};
[INFO] [stderr]   |               ^^^^  ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> examples/load_testing.rs:38:9
[INFO] [stderr]    |
[INFO] [stderr] 38 |     for i in 0..100 {
[INFO] [stderr]    |         ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> examples/load_testing.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 |         start(arg1);
[INFO] [stderr]    |         ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Millis`
[INFO] [stderr]  --> src/merkle.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use Millis;
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Millis`
[INFO] [stderr]   --> src/timer.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use Millis;
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.55s
[INFO] running `"docker" "inspect" "b530624c0e1f38c0190427cc663941425392eabc174df318cc47ad3d2213eed8"`
[INFO] running `"docker" "rm" "-f" "b530624c0e1f38c0190427cc663941425392eabc174df318cc47ad3d2213eed8"`
[INFO] [stdout] b530624c0e1f38c0190427cc663941425392eabc174df318cc47ad3d2213eed8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-0/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/RCasatta/ots-aggregator:/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=forbid" "-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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"`
[INFO] [stdout] 9bf2553fe246aaa9605a1215cddcaf53352f31d0e9a4be5f6eaeb8439cbccdcd
[INFO] running `"docker" "start" "-a" "9bf2553fe246aaa9605a1215cddcaf53352f31d0e9a4be5f6eaeb8439cbccdcd"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ots_aggregator-35471c1cac3f3caf
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test merkle::tests::test_make ... ok
[INFO] [stdout] test merkle::tests::test_sha256 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/aggregator-c6d663ec339df087
[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 ots-aggregator
[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] running `"docker" "inspect" "9bf2553fe246aaa9605a1215cddcaf53352f31d0e9a4be5f6eaeb8439cbccdcd"`
[INFO] running `"docker" "rm" "-f" "9bf2553fe246aaa9605a1215cddcaf53352f31d0e9a4be5f6eaeb8439cbccdcd"`
[INFO] [stdout] 9bf2553fe246aaa9605a1215cddcaf53352f31d0e9a4be5f6eaeb8439cbccdcd