Dec 12 00:43:00.574 INFO checking RCasatta/ots-aggregator against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 00:43:00.574 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-4/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa9aa79c3c583aab59ac9134542d60a780c35e2e-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 12 00:43:00.841 INFO [stdout] a2352fc0c465967438ce6dd31f8a0e1952a5fb7394fa8e35ca4f2d29be93b4e4
Dec 12 00:43:00.843 INFO running `"docker" "start" "-a" "a2352fc0c465967438ce6dd31f8a0e1952a5fb7394fa8e35ca4f2d29be93b4e4"`
Dec 12 00:43:01.692 INFO [stderr] usermod: no changes
Dec 12 00:43:01.917 INFO [stderr]     Checking ots-aggregator v0.1.0 (/source)
Dec 12 00:43:06.296 INFO [stderr] warning: unused import: `merkle::Sha256Hash`
Dec 12 00:43:06.296 INFO [stderr]    --> src/merkle.rs:121:9
Dec 12 00:43:06.296 INFO [stderr]     |
Dec 12 00:43:06.296 INFO [stderr] 121 |     use merkle::Sha256Hash;
Dec 12 00:43:06.296 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^
Dec 12 00:43:06.304 INFO [stderr]     |
Dec 12 00:43:06.304 INFO [stderr]     = note: #[warn(unused_imports)] on by default
Dec 12 00:43:06.304 INFO [stderr] 
Dec 12 00:43:06.428 INFO [stderr] warning: a method with this name may be added to the standard library in the future
Dec 12 00:43:06.428 INFO [stderr]   --> src/merkle.rs:29:50
Dec 12 00:43:06.428 INFO [stderr]    |
Dec 12 00:43:06.428 INFO [stderr] 29 |              digests_sha256.len(), now.elapsed().as_millis(), root);
Dec 12 00:43:06.428 INFO [stderr]    |                                                  ^^^^^^^^^
Dec 12 00:43:06.428 INFO [stderr]    |
Dec 12 00:43:06.428 INFO [stderr]    = note: #[warn(unstable_name_collisions)] on by default
Dec 12 00:43:06.428 INFO [stderr]    = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
Dec 12 00:43:06.428 INFO [stderr]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
Dec 12 00:43:06.428 INFO [stderr]    = help: call with fully qualified syntax `Millis::as_millis(...)` to keep using the current method
Dec 12 00:43:06.428 INFO [stderr]    = help: add #![feature(duration_as_u128)] to the crate attributes to enable `std::time::Duration::as_millis`
Dec 12 00:43:06.428 INFO [stderr] 
Dec 12 00:43:06.468 INFO [stderr] warning: a method with this name may be added to the standard library in the future
Dec 12 00:43:06.468 INFO [stderr]   --> src/timer.rs:55:60
Dec 12 00:43:06.468 INFO [stderr]    |
Dec 12 00:43:06.468 INFO [stderr] 55 |                              res.status(), start.elapsed().as_millis());
Dec 12 00:43:06.468 INFO [stderr]    |                                                            ^^^^^^^^^
Dec 12 00:43:06.468 INFO [stderr]    |
Dec 12 00:43:06.468 INFO [stderr]    = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
Dec 12 00:43:06.468 INFO [stderr]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
Dec 12 00:43:06.468 INFO [stderr]    = help: call with fully qualified syntax `Millis::as_millis(...)` to keep using the current method
Dec 12 00:43:06.468 INFO [stderr]    = help: add #![feature(duration_as_u128)] to the crate attributes to enable `std::time::Duration::as_millis`
Dec 12 00:43:06.468 INFO [stderr] 
Dec 12 00:43:06.524 INFO [stderr] warning: a method with this name may be added to the standard library in the future
Dec 12 00:43:06.524 INFO [stderr]   --> src/merkle.rs:29:50
Dec 12 00:43:06.524 INFO [stderr]    |
Dec 12 00:43:06.524 INFO [stderr] 29 |              digests_sha256.len(), now.elapsed().as_millis(), root);
Dec 12 00:43:06.524 INFO [stderr]    |                                                  ^^^^^^^^^
Dec 12 00:43:06.524 INFO [stderr]    |
Dec 12 00:43:06.524 INFO [stderr]    = note: #[warn(unstable_name_collisions)] on by default
Dec 12 00:43:06.524 INFO [stderr]    = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
Dec 12 00:43:06.524 INFO [stderr]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
Dec 12 00:43:06.524 INFO [stderr]    = help: call with fully qualified syntax `Millis::as_millis(...)` to keep using the current method
Dec 12 00:43:06.524 INFO [stderr]    = help: add #![feature(duration_as_u128)] to the crate attributes to enable `std::time::Duration::as_millis`
Dec 12 00:43:06.524 INFO [stderr] 
Dec 12 00:43:06.532 INFO [stderr] warning: a method with this name may be added to the standard library in the future
Dec 12 00:43:06.532 INFO [stderr]   --> src/timer.rs:55:60
Dec 12 00:43:06.532 INFO [stderr]    |
Dec 12 00:43:06.532 INFO [stderr] 55 |                              res.status(), start.elapsed().as_millis());
Dec 12 00:43:06.532 INFO [stderr]    |                                                            ^^^^^^^^^
Dec 12 00:43:06.532 INFO [stderr]    |
Dec 12 00:43:06.532 INFO [stderr]    = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
Dec 12 00:43:06.532 INFO [stderr]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
Dec 12 00:43:06.532 INFO [stderr]    = help: call with fully qualified syntax `Millis::as_millis(...)` to keep using the current method
Dec 12 00:43:06.532 INFO [stderr]    = help: add #![feature(duration_as_u128)] to the crate attributes to enable `std::time::Duration::as_millis`
Dec 12 00:43:06.532 INFO [stderr] 
Dec 12 00:43:09.304 INFO [stderr] warning: unused imports: `Write`, `self`
Dec 12 00:43:09.304 INFO [stderr]  --> examples/load_testing.rs:6:15
Dec 12 00:43:09.304 INFO [stderr]   |
Dec 12 00:43:09.304 INFO [stderr] 6 | use std::io::{self, Write};
Dec 12 00:43:09.304 INFO [stderr]   |               ^^^^  ^^^^^
Dec 12 00:43:09.304 INFO [stderr]   |
Dec 12 00:43:09.304 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 00:43:09.304 INFO [stderr] 
Dec 12 00:43:09.452 INFO [stderr] warning: unused variable: `i`
Dec 12 00:43:09.452 INFO [stderr]   --> examples/load_testing.rs:38:9
Dec 12 00:43:09.452 INFO [stderr]    |
Dec 12 00:43:09.452 INFO [stderr] 38 |     for i in 0..100 {
Dec 12 00:43:09.452 INFO [stderr]    |         ^ help: consider using `_i` instead
Dec 12 00:43:09.452 INFO [stderr]    |
Dec 12 00:43:09.452 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 12 00:43:09.452 INFO [stderr] 
Dec 12 00:43:09.471 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 00:43:09.471 INFO [stderr]   --> examples/load_testing.rs:22:9
Dec 12 00:43:09.471 INFO [stderr]    |
Dec 12 00:43:09.471 INFO [stderr] 22 |         start(arg1);
Dec 12 00:43:09.471 INFO [stderr]    |         ^^^^^^^^^^^^
Dec 12 00:43:09.471 INFO [stderr]    |
Dec 12 00:43:09.471 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 12 00:43:09.471 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 00:43:09.471 INFO [stderr] 
Dec 12 00:43:12.440 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.72s
Dec 12 00:43:12.448 INFO [stderr] su: No module specific data is present
Dec 12 00:43:13.134 INFO running `"docker" "inspect" "a2352fc0c465967438ce6dd31f8a0e1952a5fb7394fa8e35ca4f2d29be93b4e4"`
Dec 12 00:43:13.454 INFO running `"docker" "rm" "-f" "a2352fc0c465967438ce6dd31f8a0e1952a5fb7394fa8e35ca4f2d29be93b4e4"`
Dec 12 00:43:13.812 INFO [stdout] a2352fc0c465967438ce6dd31f8a0e1952a5fb7394fa8e35ca4f2d29be93b4e4