Dec 11 16:58:27.919 INFO checking instagibbs/backoutmasterkey against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 16:58:27.919 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-0/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 11 16:58:28.086 INFO [stdout] f1ce90d06d8f6dd74ae518b1988a1515ce4d8510e1152a491c507c2fbbb64e5e
Dec 11 16:58:28.088 INFO running `"docker" "start" "-a" "f1ce90d06d8f6dd74ae518b1988a1515ce4d8510e1152a491c507c2fbbb64e5e"`
Dec 11 16:58:28.396 INFO [stderr] usermod: no changes
Dec 11 16:58:28.546 INFO [stderr]     Checking nodrop v0.1.12
Dec 11 16:58:28.546 INFO [stderr]    Compiling proc-macro-hack-impl v0.4.0
Dec 11 16:58:28.548 INFO [stderr]     Checking odds v0.2.26
Dec 11 16:58:28.549 INFO [stderr]    Compiling secp256k1 v0.6.3
Dec 11 16:58:28.549 INFO [stderr]     Checking num-bigint v0.1.41
Dec 11 16:58:28.550 INFO [stderr]     Checking cookie v0.2.5
Dec 11 16:58:29.119 INFO [stderr]     Checking hyper v0.9.18
Dec 11 16:58:29.244 INFO [stderr]     Checking arrayvec v0.3.25
Dec 11 16:58:29.251 INFO [stderr]    Compiling proc-macro-hack v0.4.0
Dec 11 16:58:29.650 INFO [stderr]    Compiling hex-literal-impl v0.1.0
Dec 11 16:58:31.018 INFO [stderr]     Checking num-rational v0.1.41
Dec 11 16:58:31.880 INFO [stderr]     Checking hex-literal v0.1.0
Dec 11 16:58:33.220 INFO [stderr]     Checking num v0.1.41
Dec 11 16:58:33.855 INFO [stderr]     Checking serde v0.6.15
Dec 11 16:58:38.212 INFO [stderr]     Checking strason v0.3.4
Dec 11 16:58:38.212 INFO [stderr]     Checking serde_json v0.6.1
Dec 11 16:58:40.423 INFO [stderr]     Checking jsonrpc v0.8.0
Dec 11 16:58:43.123 INFO [stderr]     Checking bitcoin v0.10.6
Dec 11 16:58:47.428 INFO [stderr]     Checking backoutmasterkey v0.1.0 (/source)
Dec 11 16:58:50.948 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 16:58:50.948 INFO [stderr]   --> src/main.rs:38:5
Dec 11 16:58:50.948 INFO [stderr]    |
Dec 11 16:58:50.949 INFO [stderr] 38 |     child_tweak.mul_assign(&ctx, &minusone_key);
Dec 11 16:58:50.949 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 16:58:50.949 INFO [stderr]    |
Dec 11 16:58:50.949 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 11 16:58:50.950 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 16:58:50.950 INFO [stderr] 
Dec 11 16:58:50.950 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 16:58:50.950 INFO [stderr]   --> src/main.rs:43:5
Dec 11 16:58:50.951 INFO [stderr]    |
Dec 11 16:58:50.951 INFO [stderr] 43 |     child_secret.add_assign(&ctx, &child_tweak);
Dec 11 16:58:50.951 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 16:58:50.951 INFO [stderr]    |
Dec 11 16:58:50.952 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 16:58:50.952 INFO [stderr] 
Dec 11 16:58:51.212 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 16:58:51.212 INFO [stderr]   --> src/main.rs:38:5
Dec 11 16:58:51.213 INFO [stderr]    |
Dec 11 16:58:51.213 INFO [stderr] 38 |     child_tweak.mul_assign(&ctx, &minusone_key);
Dec 11 16:58:51.213 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 16:58:51.213 INFO [stderr]    |
Dec 11 16:58:51.214 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 11 16:58:51.214 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 16:58:51.214 INFO [stderr] 
Dec 11 16:58:51.214 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 16:58:51.214 INFO [stderr]   --> src/main.rs:43:5
Dec 11 16:58:51.215 INFO [stderr]    |
Dec 11 16:58:51.215 INFO [stderr] 43 |     child_secret.add_assign(&ctx, &child_tweak);
Dec 11 16:58:51.215 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 16:58:51.216 INFO [stderr]    |
Dec 11 16:58:51.216 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 16:58:51.216 INFO [stderr] 
Dec 11 16:58:51.257 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.84s
Dec 11 16:58:51.277 INFO [stderr] su: No module specific data is present
Dec 11 16:58:52.880 INFO running `"docker" "inspect" "f1ce90d06d8f6dd74ae518b1988a1515ce4d8510e1152a491c507c2fbbb64e5e"`
Dec 11 16:58:53.232 INFO running `"docker" "rm" "-f" "f1ce90d06d8f6dd74ae518b1988a1515ce4d8510e1152a491c507c2fbbb64e5e"`
Dec 11 16:58:53.584 INFO [stdout] f1ce90d06d8f6dd74ae518b1988a1515ce4d8510e1152a491c507c2fbbb64e5e