Dec 06 00:18:00.841 INFO testing erikjohnston/synapse-find-unreferenced-state-groups against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 06 00:18:00.841 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 06 00:18:01.293 INFO [stdout] 1ec5c0f539fceadbee78d207f9c7e14e3d9e9006de48de82230b5425fff5b7ea
Dec 06 00:18:01.300 INFO running `"docker" "start" "-a" "1ec5c0f539fceadbee78d207f9c7e14e3d9e9006de48de82230b5425fff5b7ea"`
Dec 06 00:18:02.804 INFO [stderr] usermod: no changes
Dec 06 00:18:03.114 INFO [stderr]    Compiling termios v0.3.0
Dec 06 00:18:03.114 INFO [stderr]    Compiling socket2 v0.3.8
Dec 06 00:18:03.120 INFO [stderr]    Compiling regex v0.2.11
Dec 06 00:18:03.120 INFO [stderr]    Compiling postgres-protocol v0.3.2
Dec 06 00:18:04.728 INFO [stderr]    Compiling console v0.6.2
Dec 06 00:18:09.212 INFO [stderr]    Compiling postgres-shared v0.4.2
Dec 06 00:18:17.944 INFO [stderr]    Compiling indicatif v0.9.0
Dec 06 00:18:18.772 INFO [stderr]    Compiling postgres v0.15.2
Dec 06 00:18:24.873 INFO [stderr]    Compiling rust-synapse-find-unreferenced-state-groups v0.1.0 (/source)
Dec 06 00:18:27.672 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 00:18:27.672 INFO [stderr]    --> src/main.rs:252:17
Dec 06 00:18:27.672 INFO [stderr]     |
Dec 06 00:18:27.672 INFO [stderr] 252 |                 writeln!(fs, "{}", state_group);
Dec 06 00:18:27.672 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 00:18:27.672 INFO [stderr]     |
Dec 06 00:18:27.672 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 06 00:18:27.672 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 00:18:27.672 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 06 00:18:27.672 INFO [stderr] 
Dec 06 00:18:32.730 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.88s
Dec 06 00:18:32.739 INFO [stderr] su: No module specific data is present
Dec 06 00:18:33.857 INFO running `"docker" "inspect" "1ec5c0f539fceadbee78d207f9c7e14e3d9e9006de48de82230b5425fff5b7ea"`
Dec 06 00:18:34.210 INFO running `"docker" "rm" "-f" "1ec5c0f539fceadbee78d207f9c7e14e3d9e9006de48de82230b5425fff5b7ea"`
Dec 06 00:18:34.532 INFO [stdout] 1ec5c0f539fceadbee78d207f9c7e14e3d9e9006de48de82230b5425fff5b7ea
Dec 06 00:18:34.540 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 06 00:18:35.002 INFO [stdout] 34a93579b27b56aa60c7b09c6f4444ac079c960abb4fa1374e783f8082ce9c6f
Dec 06 00:18:35.004 INFO running `"docker" "start" "-a" "34a93579b27b56aa60c7b09c6f4444ac079c960abb4fa1374e783f8082ce9c6f"`
Dec 06 00:18:36.432 INFO [stderr] usermod: no changes
Dec 06 00:18:36.590 INFO [stderr]    Compiling rust-synapse-find-unreferenced-state-groups v0.1.0 (/source)
Dec 06 00:18:39.380 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 00:18:39.380 INFO [stderr]    --> src/main.rs:252:17
Dec 06 00:18:39.380 INFO [stderr]     |
Dec 06 00:18:39.380 INFO [stderr] 252 |                 writeln!(fs, "{}", state_group);
Dec 06 00:18:39.380 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 00:18:39.380 INFO [stderr]     |
Dec 06 00:18:39.380 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 06 00:18:39.380 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 00:18:39.380 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 06 00:18:39.380 INFO [stderr] 
Dec 06 00:18:39.748 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.28s
Dec 06 00:18:39.760 INFO [stderr] su: No module specific data is present
Dec 06 00:18:40.929 INFO running `"docker" "inspect" "34a93579b27b56aa60c7b09c6f4444ac079c960abb4fa1374e783f8082ce9c6f"`
Dec 06 00:18:41.252 INFO running `"docker" "rm" "-f" "34a93579b27b56aa60c7b09c6f4444ac079c960abb4fa1374e783f8082ce9c6f"`
Dec 06 00:18:41.528 INFO [stdout] 34a93579b27b56aa60c7b09c6f4444ac079c960abb4fa1374e783f8082ce9c6f
Dec 06 00:18:41.534 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 06 00:18:41.960 INFO [stdout] 2ce66888fcf9e10024df99690e8d2fa428107f8ef1b54f781e1beddd66900a6c
Dec 06 00:18:41.966 INFO running `"docker" "start" "-a" "2ce66888fcf9e10024df99690e8d2fa428107f8ef1b54f781e1beddd66900a6c"`
Dec 06 00:18:43.499 INFO [stderr] usermod: no changes
Dec 06 00:18:43.702 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.17s
Dec 06 00:18:43.707 INFO [stderr]      Running /target/debug/deps/rust_synapse_find_unreferenced_state_groups-22dd28a07f256c40
Dec 06 00:18:43.712 INFO [stdout] 
Dec 06 00:18:43.712 INFO [stdout] running 0 tests
Dec 06 00:18:43.712 INFO [stdout] 
Dec 06 00:18:43.712 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 00:18:43.712 INFO [stdout] 
Dec 06 00:18:43.716 INFO [stderr] su: No module specific data is present
Dec 06 00:18:44.945 INFO running `"docker" "inspect" "2ce66888fcf9e10024df99690e8d2fa428107f8ef1b54f781e1beddd66900a6c"`
Dec 06 00:18:45.322 INFO running `"docker" "rm" "-f" "2ce66888fcf9e10024df99690e8d2fa428107f8ef1b54f781e1beddd66900a6c"`
Dec 06 00:18:45.668 INFO [stdout] 2ce66888fcf9e10024df99690e8d2fa428107f8ef1b54f781e1beddd66900a6c