Dec 15 07:57:43.749 INFO testing immut_string-0.1.0 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 15 07:57:43.749 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 07:57:43.993 INFO [stdout] 1b2f51991958cad2e0588864df4263de65d0c8a4e5c23a0e89ccdf65dd6a739c
Dec 15 07:57:43.995 INFO running `"docker" "start" "-a" "1b2f51991958cad2e0588864df4263de65d0c8a4e5c23a0e89ccdf65dd6a739c"`
Dec 15 07:57:44.912 INFO [stderr] usermod: no changes
Dec 15 07:57:44.955 INFO [stderr]    Compiling immut_string v0.1.0 (/source)
Dec 15 07:57:45.687 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
Dec 15 07:57:45.690 INFO [stderr] su: No module specific data is present
Dec 15 07:57:46.191 INFO running `"docker" "inspect" "1b2f51991958cad2e0588864df4263de65d0c8a4e5c23a0e89ccdf65dd6a739c"`
Dec 15 07:57:46.371 INFO running `"docker" "rm" "-f" "1b2f51991958cad2e0588864df4263de65d0c8a4e5c23a0e89ccdf65dd6a739c"`
Dec 15 07:57:46.571 INFO [stdout] 1b2f51991958cad2e0588864df4263de65d0c8a4e5c23a0e89ccdf65dd6a739c
Dec 15 07:57:46.576 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 07:57:46.936 INFO [stdout] dc885d1c1d6fc48b1d5d51ced637806dd22c92235814746d4384ea1f9de11253
Dec 15 07:57:46.940 INFO running `"docker" "start" "-a" "dc885d1c1d6fc48b1d5d51ced637806dd22c92235814746d4384ea1f9de11253"`
Dec 15 07:57:48.123 INFO [stderr] usermod: no changes
Dec 15 07:57:48.163 INFO [stderr]    Compiling immut_string v0.1.0 (/source)
Dec 15 07:57:49.344 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.19s
Dec 15 07:57:49.346 INFO [stderr] su: No module specific data is present
Dec 15 07:57:49.776 INFO running `"docker" "inspect" "dc885d1c1d6fc48b1d5d51ced637806dd22c92235814746d4384ea1f9de11253"`
Dec 15 07:57:50.155 INFO running `"docker" "rm" "-f" "dc885d1c1d6fc48b1d5d51ced637806dd22c92235814746d4384ea1f9de11253"`
Dec 15 07:57:50.431 INFO [stdout] dc885d1c1d6fc48b1d5d51ced637806dd22c92235814746d4384ea1f9de11253
Dec 15 07:57:50.439 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 07:57:50.938 INFO [stdout] cb32a3b3275e563d433515eeffe9efdfbf1cc929b7ce0d3a4e21cb34753cdea9
Dec 15 07:57:50.940 INFO running `"docker" "start" "-a" "cb32a3b3275e563d433515eeffe9efdfbf1cc929b7ce0d3a4e21cb34753cdea9"`
Dec 15 07:57:52.535 INFO [stderr] usermod: no changes
Dec 15 07:57:52.586 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 15 07:57:52.587 INFO [stderr]      Running /target/debug/deps/immut_string-37c75459d8f02923
Dec 15 07:57:52.598 INFO [stderr]    Doc-tests immut_string
Dec 15 07:57:52.599 INFO [stdout] 
Dec 15 07:57:52.599 INFO [stdout] running 0 tests
Dec 15 07:57:52.599 INFO [stdout] 
Dec 15 07:57:52.599 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 07:57:52.599 INFO [stdout] 
Dec 15 07:57:53.578 INFO [stdout] 
Dec 15 07:57:53.578 INFO [stdout] running 5 tests
Dec 15 07:57:56.954 INFO [stdout] test src/immut_string.rs - immut_string::ImmutString (line 9) ... ok
Dec 15 07:57:57.269 INFO [stdout] test src/immut_string.rs - immut_string::ImmutString::add (line 141) ... ok
Dec 15 07:57:57.289 INFO [stdout] test src/immut_string.rs - immut_string::ImmutString::add (line 97) ... ok
Dec 15 07:57:57.507 INFO [stdout] test src/immut_string.rs - immut_string::ImmutString::add (line 191) ... ok
Dec 15 07:57:57.511 INFO [stdout] test src/immut_string.rs - immut_string::ImmutString::add (line 166) ... ok
Dec 15 07:57:57.511 INFO [stdout] 
Dec 15 07:57:57.511 INFO [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 07:57:57.511 INFO [stdout] 
Dec 15 07:57:57.528 INFO [stderr] su: No module specific data is present
Dec 15 07:57:58.143 INFO running `"docker" "inspect" "cb32a3b3275e563d433515eeffe9efdfbf1cc929b7ce0d3a4e21cb34753cdea9"`
Dec 15 07:57:58.401 INFO running `"docker" "rm" "-f" "cb32a3b3275e563d433515eeffe9efdfbf1cc929b7ce0d3a4e21cb34753cdea9"`
Dec 15 07:57:58.618 INFO [stdout] cb32a3b3275e563d433515eeffe9efdfbf1cc929b7ce0d3a4e21cb34753cdea9