Nov 18 08:17:00.549 INFO testing json_errors-0.1.10 against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 18 08:17:00.549 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-5/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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 18 08:17:00.827 INFO [stdout] b7e70dd0425e78158eb9682980ba36faa5ba618603af99de1565c304c16a5588
Nov 18 08:17:00.832 INFO running `"docker" "start" "-a" "b7e70dd0425e78158eb9682980ba36faa5ba618603af99de1565c304c16a5588"`
Nov 18 08:17:01.433 INFO [stderr] usermod: no changes
Nov 18 08:17:01.699 INFO [stderr]    Compiling json_errors v0.1.10 (/source)
Nov 18 08:17:04.847 INFO [stderr] warning: the feature `extern_prelude` has been stable since 1.30.0 and no longer requires an attribute to enable
Nov 18 08:17:04.847 INFO [stderr]  --> src/lib.rs:1:12
Nov 18 08:17:04.848 INFO [stderr]   |
Nov 18 08:17:04.848 INFO [stderr] 1 | #![feature(extern_prelude)]
Nov 18 08:17:04.848 INFO [stderr]   |            ^^^^^^^^^^^^^^
Nov 18 08:17:04.849 INFO [stderr]   |
Nov 18 08:17:04.849 INFO [stderr]   = note: #[warn(stable_features)] on by default
Nov 18 08:17:04.849 INFO [stderr] 
Nov 18 08:17:05.113 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.66s
Nov 18 08:17:05.127 INFO [stderr] su: No module specific data is present
Nov 18 08:17:05.425 INFO running `"docker" "inspect" "b7e70dd0425e78158eb9682980ba36faa5ba618603af99de1565c304c16a5588"`
Nov 18 08:17:05.613 INFO running `"docker" "rm" "-f" "b7e70dd0425e78158eb9682980ba36faa5ba618603af99de1565c304c16a5588"`
Nov 18 08:17:05.815 INFO [stdout] b7e70dd0425e78158eb9682980ba36faa5ba618603af99de1565c304c16a5588
Nov 18 08:17:05.817 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-5/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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 18 08:17:05.996 INFO [stdout] a3f072dff3d6376d124320424e2868acdef6b10bb0993c59e11ec95d24c1081b
Nov 18 08:17:05.997 INFO running `"docker" "start" "-a" "a3f072dff3d6376d124320424e2868acdef6b10bb0993c59e11ec95d24c1081b"`
Nov 18 08:17:06.510 INFO [stderr] usermod: no changes
Nov 18 08:17:06.726 INFO [stderr]    Compiling json_errors v0.1.10 (/source)
Nov 18 08:17:09.727 INFO [stderr] warning: the feature `extern_prelude` has been stable since 1.30.0 and no longer requires an attribute to enable
Nov 18 08:17:09.727 INFO [stderr]  --> src/lib.rs:1:12
Nov 18 08:17:09.727 INFO [stderr]   |
Nov 18 08:17:09.727 INFO [stderr] 1 | #![feature(extern_prelude)]
Nov 18 08:17:09.728 INFO [stderr]   |            ^^^^^^^^^^^^^^
Nov 18 08:17:09.728 INFO [stderr]   |
Nov 18 08:17:09.728 INFO [stderr]   = note: #[warn(stable_features)] on by default
Nov 18 08:17:09.728 INFO [stderr] 
Nov 18 08:17:10.155 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.62s
Nov 18 08:17:10.171 INFO [stderr] su: No module specific data is present
Nov 18 08:17:10.764 INFO running `"docker" "inspect" "a3f072dff3d6376d124320424e2868acdef6b10bb0993c59e11ec95d24c1081b"`
Nov 18 08:17:10.855 INFO running `"docker" "rm" "-f" "a3f072dff3d6376d124320424e2868acdef6b10bb0993c59e11ec95d24c1081b"`
Nov 18 08:17:10.951 INFO [stdout] a3f072dff3d6376d124320424e2868acdef6b10bb0993c59e11ec95d24c1081b
Nov 18 08:17:10.953 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-5/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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 18 08:17:11.139 INFO [stdout] c6db667b5ff1ad0bc123e9cae044cde09ffbeeb6af3ac62b181dd3d0451e9fdb
Nov 18 08:17:11.141 INFO running `"docker" "start" "-a" "c6db667b5ff1ad0bc123e9cae044cde09ffbeeb6af3ac62b181dd3d0451e9fdb"`
Nov 18 08:17:11.787 INFO [stderr] usermod: no changes
Nov 18 08:17:12.023 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.21s
Nov 18 08:17:12.068 INFO [stderr]      Running /target/debug/deps/json_errors-a6bf7f5af35af31f
Nov 18 08:17:12.069 INFO [stderr]    Doc-tests json_errors
Nov 18 08:17:12.069 INFO [stdout] 
Nov 18 08:17:12.069 INFO [stdout] running 0 tests
Nov 18 08:17:12.069 INFO [stdout] 
Nov 18 08:17:12.069 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 18 08:17:12.069 INFO [stdout] 
Nov 18 08:17:17.731 INFO [stdout] 
Nov 18 08:17:17.731 INFO [stdout] running 0 tests
Nov 18 08:17:17.731 INFO [stdout] 
Nov 18 08:17:17.731 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 18 08:17:17.731 INFO [stdout] 
Nov 18 08:17:17.738 INFO [stderr] su: No module specific data is present
Nov 18 08:17:18.294 INFO running `"docker" "inspect" "c6db667b5ff1ad0bc123e9cae044cde09ffbeeb6af3ac62b181dd3d0451e9fdb"`
Nov 18 08:17:18.529 INFO running `"docker" "rm" "-f" "c6db667b5ff1ad0bc123e9cae044cde09ffbeeb6af3ac62b181dd3d0451e9fdb"`
Nov 18 08:17:18.786 INFO [stdout] c6db667b5ff1ad0bc123e9cae044cde09ffbeeb6af3ac62b181dd3d0451e9fdb