Dec 05 05:15:18.997 INFO testing taskie/rust-memo against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 05 05:15:18.997 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 05 05:15:19.442 INFO [stdout] caf1b4f755a13a77cea096ac99e4105aa5aa232c337237816bdbba75677be069
Dec 05 05:15:19.448 INFO running `"docker" "start" "-a" "caf1b4f755a13a77cea096ac99e4105aa5aa232c337237816bdbba75677be069"`
Dec 05 05:15:20.933 INFO [stderr] usermod: no changes
Dec 05 05:15:20.976 INFO [stderr]    Compiling memo v0.1.0 (/source)
Dec 05 05:15:21.173 INFO [stderr] warning: struct is never constructed: `S2_1`
Dec 05 05:15:21.173 INFO [stderr]  --> src/memo1.rs:5:1
Dec 05 05:15:21.173 INFO [stderr]   |
Dec 05 05:15:21.173 INFO [stderr] 5 | struct S2_1 { s1: Option<S1> }
Dec 05 05:15:21.173 INFO [stderr]   | ^^^^^^^^^^^
Dec 05 05:15:21.173 INFO [stderr]   |
Dec 05 05:15:21.173 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 05 05:15:21.173 INFO [stderr] 
Dec 05 05:15:21.173 INFO [stderr] warning: struct is never constructed: `S2_2`
Dec 05 05:15:21.173 INFO [stderr]  --> src/memo1.rs:8:1
Dec 05 05:15:21.173 INFO [stderr]   |
Dec 05 05:15:21.173 INFO [stderr] 8 | struct S2_2<'a> { s1: Option<&'a S1> }
Dec 05 05:15:21.173 INFO [stderr]   | ^^^^^^^^^^^^^^^
Dec 05 05:15:21.173 INFO [stderr] 
Dec 05 05:15:21.173 INFO [stderr] warning: method is never used: `f1`
Dec 05 05:15:21.173 INFO [stderr]   --> src/memo1.rs:16:5
Dec 05 05:15:21.173 INFO [stderr]    |
Dec 05 05:15:21.173 INFO [stderr] 16 |     fn f1(&self) -> S1 {
Dec 05 05:15:21.173 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 05 05:15:21.173 INFO [stderr] 
Dec 05 05:15:21.173 INFO [stderr] warning: method is never used: `f1`
Dec 05 05:15:21.173 INFO [stderr]   --> src/memo1.rs:23:5
Dec 05 05:15:21.173 INFO [stderr]    |
Dec 05 05:15:21.173 INFO [stderr] 23 |     fn f1(&self) -> &S1 {
Dec 05 05:15:21.173 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 05 05:15:21.173 INFO [stderr] 
Dec 05 05:15:21.230 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
Dec 05 05:15:21.230 INFO [stderr] su: No module specific data is present
Dec 05 05:15:21.872 INFO running `"docker" "inspect" "caf1b4f755a13a77cea096ac99e4105aa5aa232c337237816bdbba75677be069"`
Dec 05 05:15:22.098 INFO running `"docker" "rm" "-f" "caf1b4f755a13a77cea096ac99e4105aa5aa232c337237816bdbba75677be069"`
Dec 05 05:15:22.236 INFO [stdout] caf1b4f755a13a77cea096ac99e4105aa5aa232c337237816bdbba75677be069
Dec 05 05:15:22.238 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 05 05:15:22.573 INFO [stdout] 5ea0dd1fbfc84b265eb38c1085db08853b058ee0e1bc1666f9977c3045a37c2d
Dec 05 05:15:22.576 INFO running `"docker" "start" "-a" "5ea0dd1fbfc84b265eb38c1085db08853b058ee0e1bc1666f9977c3045a37c2d"`
Dec 05 05:15:23.757 INFO [stderr] usermod: no changes
Dec 05 05:15:23.797 INFO [stderr]    Compiling memo v0.1.0 (/source)
Dec 05 05:15:24.196 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
Dec 05 05:15:24.196 INFO [stderr] su: No module specific data is present
Dec 05 05:15:24.758 INFO running `"docker" "inspect" "5ea0dd1fbfc84b265eb38c1085db08853b058ee0e1bc1666f9977c3045a37c2d"`
Dec 05 05:15:24.828 INFO running `"docker" "rm" "-f" "5ea0dd1fbfc84b265eb38c1085db08853b058ee0e1bc1666f9977c3045a37c2d"`
Dec 05 05:15:24.914 INFO [stdout] 5ea0dd1fbfc84b265eb38c1085db08853b058ee0e1bc1666f9977c3045a37c2d
Dec 05 05:15:24.915 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 05 05:15:25.072 INFO [stdout] 62e06866704c06a87165436f739d643b62bee0e4717a7e1fdf67dd766804487c
Dec 05 05:15:25.074 INFO running `"docker" "start" "-a" "62e06866704c06a87165436f739d643b62bee0e4717a7e1fdf67dd766804487c"`
Dec 05 05:15:25.518 INFO [stderr] usermod: no changes
Dec 05 05:15:25.545 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 05 05:15:25.550 INFO [stderr]      Running /target/debug/deps/memo-1a946317b1e26f6d
Dec 05 05:15:25.551 INFO [stdout] 
Dec 05 05:15:25.551 INFO [stdout] running 2 tests
Dec 05 05:15:25.551 INFO [stdout] test memo1::test_1 ... ok
Dec 05 05:15:25.551 INFO [stdout] test memo1::test_2 ... ok
Dec 05 05:15:25.551 INFO [stdout] 
Dec 05 05:15:25.551 INFO [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 05:15:25.551 INFO [stdout] 
Dec 05 05:15:25.551 INFO [stderr]    Doc-tests memo
Dec 05 05:15:25.748 INFO [stdout] 
Dec 05 05:15:25.748 INFO [stdout] running 0 tests
Dec 05 05:15:25.748 INFO [stdout] 
Dec 05 05:15:25.748 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 05:15:25.748 INFO [stdout] 
Dec 05 05:15:25.751 INFO [stderr] su: No module specific data is present
Dec 05 05:15:26.343 INFO running `"docker" "inspect" "62e06866704c06a87165436f739d643b62bee0e4717a7e1fdf67dd766804487c"`
Dec 05 05:15:26.512 INFO running `"docker" "rm" "-f" "62e06866704c06a87165436f739d643b62bee0e4717a7e1fdf67dd766804487c"`
Dec 05 05:15:26.771 INFO [stdout] 62e06866704c06a87165436f739d643b62bee0e4717a7e1fdf67dd766804487c