Dec 15 21:54:09.796 INFO testing avec-0.1.0 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 15 21:54:09.796 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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"`
Dec 15 21:54:09.968 INFO [stdout] 1684be8fed92bc855cbc1602323db12f028aeef95bab3bfaf6c9478115b61063
Dec 15 21:54:09.972 INFO running `"docker" "start" "-a" "1684be8fed92bc855cbc1602323db12f028aeef95bab3bfaf6c9478115b61063"`
Dec 15 21:54:10.675 INFO [stderr] usermod: no changes
Dec 15 21:54:10.743 INFO [stderr]    Compiling avec v0.1.0 (/source)
Dec 15 21:54:11.439 INFO [stderr] warning: variable does not need to be mutable
Dec 15 21:54:11.439 INFO [stderr]    --> src/avec.rs:209:17
Dec 15 21:54:11.439 INFO [stderr]     |
Dec 15 21:54:11.439 INFO [stderr] 209 |             let mut data = &mut *self.data.get();
Dec 15 21:54:11.439 INFO [stderr]     |                 ----^^^^
Dec 15 21:54:11.439 INFO [stderr]     |                 |
Dec 15 21:54:11.439 INFO [stderr]     |                 help: remove this `mut`
Dec 15 21:54:11.439 INFO [stderr]     |
Dec 15 21:54:11.439 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 15 21:54:11.439 INFO [stderr] 
Dec 15 21:54:11.439 INFO [stderr] warning: variable does not need to be mutable
Dec 15 21:54:11.439 INFO [stderr]    --> src/avec.rs:244:17
Dec 15 21:54:11.439 INFO [stderr]     |
Dec 15 21:54:11.439 INFO [stderr] 244 |             let mut data = &mut *self.data.get();
Dec 15 21:54:11.439 INFO [stderr]     |                 ----^^^^
Dec 15 21:54:11.439 INFO [stderr]     |                 |
Dec 15 21:54:11.439 INFO [stderr]     |                 help: remove this `mut`
Dec 15 21:54:11.439 INFO [stderr] 
Dec 15 21:54:12.592 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.89s
Dec 15 21:54:12.599 INFO [stderr] su: No module specific data is present
Dec 15 21:54:13.297 INFO running `"docker" "inspect" "1684be8fed92bc855cbc1602323db12f028aeef95bab3bfaf6c9478115b61063"`
Dec 15 21:54:13.593 INFO running `"docker" "rm" "-f" "1684be8fed92bc855cbc1602323db12f028aeef95bab3bfaf6c9478115b61063"`
Dec 15 21:54:13.854 INFO [stdout] 1684be8fed92bc855cbc1602323db12f028aeef95bab3bfaf6c9478115b61063
Dec 15 21:54:13.859 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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"`
Dec 15 21:54:14.226 INFO [stdout] 71908cb4d4b1e3ac19de3fb1d19e9769d03537f52253a26e6d2ffd40c25bd5a0
Dec 15 21:54:14.229 INFO running `"docker" "start" "-a" "71908cb4d4b1e3ac19de3fb1d19e9769d03537f52253a26e6d2ffd40c25bd5a0"`
Dec 15 21:54:15.231 INFO [stderr] usermod: no changes
Dec 15 21:54:15.270 INFO [stderr]    Compiling avec v0.1.0 (/source)
Dec 15 21:54:16.491 INFO [stderr] warning: variable does not need to be mutable
Dec 15 21:54:16.491 INFO [stderr]    --> src/avec.rs:209:17
Dec 15 21:54:16.491 INFO [stderr]     |
Dec 15 21:54:16.491 INFO [stderr] 209 |             let mut data = &mut *self.data.get();
Dec 15 21:54:16.491 INFO [stderr]     |                 ----^^^^
Dec 15 21:54:16.491 INFO [stderr]     |                 |
Dec 15 21:54:16.491 INFO [stderr]     |                 help: remove this `mut`
Dec 15 21:54:16.491 INFO [stderr]     |
Dec 15 21:54:16.491 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 15 21:54:16.491 INFO [stderr] 
Dec 15 21:54:16.498 INFO [stderr] warning: variable does not need to be mutable
Dec 15 21:54:16.498 INFO [stderr]    --> src/avec.rs:244:17
Dec 15 21:54:16.498 INFO [stderr]     |
Dec 15 21:54:16.498 INFO [stderr] 244 |             let mut data = &mut *self.data.get();
Dec 15 21:54:16.498 INFO [stderr]     |                 ----^^^^
Dec 15 21:54:16.498 INFO [stderr]     |                 |
Dec 15 21:54:16.498 INFO [stderr]     |                 help: remove this `mut`
Dec 15 21:54:16.498 INFO [stderr] 
Dec 15 21:54:17.075 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.82s
Dec 15 21:54:17.083 INFO [stderr] su: No module specific data is present
Dec 15 21:54:17.752 INFO running `"docker" "inspect" "71908cb4d4b1e3ac19de3fb1d19e9769d03537f52253a26e6d2ffd40c25bd5a0"`
Dec 15 21:54:18.129 INFO running `"docker" "rm" "-f" "71908cb4d4b1e3ac19de3fb1d19e9769d03537f52253a26e6d2ffd40c25bd5a0"`
Dec 15 21:54:18.441 INFO [stdout] 71908cb4d4b1e3ac19de3fb1d19e9769d03537f52253a26e6d2ffd40c25bd5a0
Dec 15 21:54:18.445 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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"`
Dec 15 21:54:18.887 INFO [stdout] 65bdcf1380b6863fee2c11c11fdb679f2c9bfd51b5ecdd438c2929dfda834db9
Dec 15 21:54:18.892 INFO running `"docker" "start" "-a" "65bdcf1380b6863fee2c11c11fdb679f2c9bfd51b5ecdd438c2929dfda834db9"`
Dec 15 21:54:20.510 INFO [stderr] usermod: no changes
Dec 15 21:54:20.551 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 15 21:54:20.555 INFO [stderr]      Running /target/debug/deps/avec-bb4d609a2327e603
Dec 15 21:54:20.560 INFO [stdout] 
Dec 15 21:54:20.560 INFO [stdout] running 1 test
Dec 15 21:54:20.563 INFO [stdout] test tests::it_works ... ok
Dec 15 21:54:20.563 INFO [stdout] 
Dec 15 21:54:20.563 INFO [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 21:54:20.563 INFO [stdout] 
Dec 15 21:54:20.563 INFO [stderr]      Running /target/debug/deps/demo-b5cb8fe16c6e6ae2
Dec 15 21:54:20.567 INFO [stdout] 
Dec 15 21:54:20.567 INFO [stdout] running 0 tests
Dec 15 21:54:20.567 INFO [stdout] 
Dec 15 21:54:20.567 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 21:54:20.567 INFO [stdout] 
Dec 15 21:54:20.567 INFO [stderr]    Doc-tests avec
Dec 15 21:54:21.737 INFO [stdout] 
Dec 15 21:54:21.737 INFO [stdout] running 0 tests
Dec 15 21:54:21.737 INFO [stdout] 
Dec 15 21:54:21.737 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 21:54:21.737 INFO [stdout] 
Dec 15 21:54:21.747 INFO [stderr] su: No module specific data is present
Dec 15 21:54:22.527 INFO running `"docker" "inspect" "65bdcf1380b6863fee2c11c11fdb679f2c9bfd51b5ecdd438c2929dfda834db9"`
Dec 15 21:54:22.809 INFO running `"docker" "rm" "-f" "65bdcf1380b6863fee2c11c11fdb679f2c9bfd51b5ecdd438c2929dfda834db9"`
Dec 15 21:54:23.183 INFO [stdout] 65bdcf1380b6863fee2c11c11fdb679f2c9bfd51b5ecdd438c2929dfda834db9