Nov 16 22:18:57.031 INFO testing kk1fff/backprop against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 16 22:18:57.031 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-1/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt build --frozen" "-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"`
Nov 16 22:18:57.310 INFO [stdout] 05722ac2429eb24f077cc13db30ffa84df15a3dc9bfe57ea8cce240fba433b75
Nov 16 22:18:57.312 INFO running `"docker" "start" "-a" "05722ac2429eb24f077cc13db30ffa84df15a3dc9bfe57ea8cce240fba433b75"`
Nov 16 22:18:58.095 INFO [stderr] usermod: no changes
Nov 16 22:18:58.148 INFO [stderr]    Compiling backprop v0.1.0 (/source)
Nov 16 22:18:58.431 INFO [stderr] warning: field is never used: `name`
Nov 16 22:18:58.432 INFO [stderr]   --> src/main.rs:46:5
Nov 16 22:18:58.432 INFO [stderr]    |
Nov 16 22:18:58.432 INFO [stderr] 46 |     name: String,
Nov 16 22:18:58.433 INFO [stderr]    |     ^^^^^^^^^^^^
Nov 16 22:18:58.433 INFO [stderr]    |
Nov 16 22:18:58.433 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 16 22:18:58.434 INFO [stderr] 
Nov 16 22:18:58.434 INFO [stderr] warning: field is never used: `name`
Nov 16 22:18:58.434 INFO [stderr]   --> src/main.rs:93:5
Nov 16 22:18:58.434 INFO [stderr]    |
Nov 16 22:18:58.435 INFO [stderr] 93 |     name: String,
Nov 16 22:18:58.435 INFO [stderr]    |     ^^^^^^^^^^^^
Nov 16 22:18:58.435 INFO [stderr] 
Nov 16 22:18:58.436 INFO [stderr] warning: field is never used: `op_set`
Nov 16 22:18:58.436 INFO [stderr]   --> src/main.rs:94:5
Nov 16 22:18:58.436 INFO [stderr]    |
Nov 16 22:18:58.436 INFO [stderr] 94 |     op_set: HashSet<String>,
Nov 16 22:18:58.437 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 22:18:58.437 INFO [stderr] 
Nov 16 22:18:58.935 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
Nov 16 22:18:58.943 INFO [stderr] su: No module specific data is present
Nov 16 22:18:59.244 INFO running `"docker" "inspect" "05722ac2429eb24f077cc13db30ffa84df15a3dc9bfe57ea8cce240fba433b75"`
Nov 16 22:18:59.325 INFO running `"docker" "rm" "-f" "05722ac2429eb24f077cc13db30ffa84df15a3dc9bfe57ea8cce240fba433b75"`
Nov 16 22:18:59.424 INFO [stdout] 05722ac2429eb24f077cc13db30ffa84df15a3dc9bfe57ea8cce240fba433b75
Nov 16 22:18:59.426 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-1/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt test --frozen --no-run" "-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"`
Nov 16 22:18:59.621 INFO [stdout] 81ac3c633fbdfd979d5a1bcaa28f554f57e119c8643c9acc506aba26bc8899f6
Nov 16 22:18:59.631 INFO running `"docker" "start" "-a" "81ac3c633fbdfd979d5a1bcaa28f554f57e119c8643c9acc506aba26bc8899f6"`
Nov 16 22:19:00.296 INFO [stderr] usermod: no changes
Nov 16 22:19:00.328 INFO [stderr]    Compiling backprop v0.1.0 (/source)
Nov 16 22:19:00.675 INFO [stderr] warning: field is never used: `name`
Nov 16 22:19:00.676 INFO [stderr]   --> src/main.rs:46:5
Nov 16 22:19:00.676 INFO [stderr]    |
Nov 16 22:19:00.676 INFO [stderr] 46 |     name: String,
Nov 16 22:19:00.677 INFO [stderr]    |     ^^^^^^^^^^^^
Nov 16 22:19:00.677 INFO [stderr]    |
Nov 16 22:19:00.677 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 16 22:19:00.678 INFO [stderr] 
Nov 16 22:19:00.678 INFO [stderr] warning: field is never used: `name`
Nov 16 22:19:00.678 INFO [stderr]   --> src/main.rs:93:5
Nov 16 22:19:00.679 INFO [stderr]    |
Nov 16 22:19:00.679 INFO [stderr] 93 |     name: String,
Nov 16 22:19:00.679 INFO [stderr]    |     ^^^^^^^^^^^^
Nov 16 22:19:00.680 INFO [stderr] 
Nov 16 22:19:00.680 INFO [stderr] warning: field is never used: `op_set`
Nov 16 22:19:00.680 INFO [stderr]   --> src/main.rs:94:5
Nov 16 22:19:00.680 INFO [stderr]    |
Nov 16 22:19:00.681 INFO [stderr] 94 |     op_set: HashSet<String>,
Nov 16 22:19:00.681 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 22:19:00.681 INFO [stderr] 
Nov 16 22:19:00.996 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
Nov 16 22:19:00.996 INFO [stderr] su: No module specific data is present
Nov 16 22:19:01.609 INFO running `"docker" "inspect" "81ac3c633fbdfd979d5a1bcaa28f554f57e119c8643c9acc506aba26bc8899f6"`
Nov 16 22:19:01.816 INFO running `"docker" "rm" "-f" "81ac3c633fbdfd979d5a1bcaa28f554f57e119c8643c9acc506aba26bc8899f6"`
Nov 16 22:19:01.902 INFO [stdout] 81ac3c633fbdfd979d5a1bcaa28f554f57e119c8643c9acc506aba26bc8899f6
Nov 16 22:19:01.904 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-1/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt test --frozen" "-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"`
Nov 16 22:19:02.113 INFO [stdout] 28baf363a577579b3de8ae320485994a870fa7c19cbd250ca3be608416fecdbf
Nov 16 22:19:02.120 INFO running `"docker" "start" "-a" "28baf363a577579b3de8ae320485994a870fa7c19cbd250ca3be608416fecdbf"`
Nov 16 22:19:02.552 INFO [stderr] usermod: no changes
Nov 16 22:19:02.575 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Nov 16 22:19:02.577 INFO [stderr]      Running /target/debug/deps/backprop-dd2ff5c5dc51205d
Nov 16 22:19:02.579 INFO [stdout] 
Nov 16 22:19:02.579 INFO [stdout] running 0 tests
Nov 16 22:19:02.579 INFO [stdout] 
Nov 16 22:19:02.579 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 16 22:19:02.579 INFO [stdout] 
Nov 16 22:19:02.580 INFO [stderr] su: No module specific data is present
Nov 16 22:19:02.785 INFO running `"docker" "inspect" "28baf363a577579b3de8ae320485994a870fa7c19cbd250ca3be608416fecdbf"`
Nov 16 22:19:02.859 INFO running `"docker" "rm" "-f" "28baf363a577579b3de8ae320485994a870fa7c19cbd250ca3be608416fecdbf"`
Nov 16 22:19:02.958 INFO [stdout] 28baf363a577579b3de8ae320485994a870fa7c19cbd250ca3be608416fecdbf