Nov 18 08:16:56.674 INFO testing json_io-0.3.0 against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 18 08:16:56.674 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-3/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 08:16:56.869 INFO [stdout] 6dbe57a911370f9cf7ef545b3463d7ac246f036d1429788e31255495f4fc6bf0
Nov 18 08:16:56.875 INFO running `"docker" "start" "-a" "6dbe57a911370f9cf7ef545b3463d7ac246f036d1429788e31255495f4fc6bf0"`
Nov 18 08:16:57.281 INFO [stderr] usermod: no changes
Nov 18 08:16:57.327 INFO [stderr]    Compiling json_io v0.3.0 (/source)
Nov 18 08:16:57.898 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
Nov 18 08:16:57.900 INFO [stderr] su: No module specific data is present
Nov 18 08:16:58.194 INFO running `"docker" "inspect" "6dbe57a911370f9cf7ef545b3463d7ac246f036d1429788e31255495f4fc6bf0"`
Nov 18 08:16:58.300 INFO running `"docker" "rm" "-f" "6dbe57a911370f9cf7ef545b3463d7ac246f036d1429788e31255495f4fc6bf0"`
Nov 18 08:16:58.425 INFO [stdout] 6dbe57a911370f9cf7ef545b3463d7ac246f036d1429788e31255495f4fc6bf0
Nov 18 08:16:58.427 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-3/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 08:16:58.759 INFO [stdout] da7d49ab0759a77c3be67041f466b481fcc3cf6396a6e9125737097d14af6ea0
Nov 18 08:16:58.760 INFO running `"docker" "start" "-a" "da7d49ab0759a77c3be67041f466b481fcc3cf6396a6e9125737097d14af6ea0"`
Nov 18 08:16:59.235 INFO [stderr] usermod: no changes
Nov 18 08:16:59.283 INFO [stderr]    Compiling json_io v0.3.0 (/source)
Nov 18 08:17:00.416 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
Nov 18 08:17:00.421 INFO [stderr] su: No module specific data is present
Nov 18 08:17:00.772 INFO running `"docker" "inspect" "da7d49ab0759a77c3be67041f466b481fcc3cf6396a6e9125737097d14af6ea0"`
Nov 18 08:17:00.856 INFO running `"docker" "rm" "-f" "da7d49ab0759a77c3be67041f466b481fcc3cf6396a6e9125737097d14af6ea0"`
Nov 18 08:17:00.953 INFO [stdout] da7d49ab0759a77c3be67041f466b481fcc3cf6396a6e9125737097d14af6ea0
Nov 18 08:17:00.960 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-3/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 08:17:01.128 INFO [stdout] 77199c373fc4a6e7b9cf16da315f3bc6b33882ac83bfaa811ab3620b1942bd53
Nov 18 08:17:01.133 INFO running `"docker" "start" "-a" "77199c373fc4a6e7b9cf16da315f3bc6b33882ac83bfaa811ab3620b1942bd53"`
Nov 18 08:17:01.573 INFO [stderr] usermod: no changes
Nov 18 08:17:01.613 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Nov 18 08:17:01.625 INFO [stderr]      Running /target/debug/deps/json_io-b86078cf1f4d3e0a
Nov 18 08:17:01.627 INFO [stdout] 
Nov 18 08:17:01.627 INFO [stdout] running 0 tests
Nov 18 08:17:01.627 INFO [stdout] 
Nov 18 08:17:01.627 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 18 08:17:01.627 INFO [stdout] 
Nov 18 08:17:01.627 INFO [stderr]    Doc-tests json_io
Nov 18 08:17:02.699 INFO [stdout] 
Nov 18 08:17:02.699 INFO [stdout] running 0 tests
Nov 18 08:17:02.699 INFO [stdout] 
Nov 18 08:17:02.699 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 18 08:17:02.699 INFO [stdout] 
Nov 18 08:17:02.706 INFO [stderr] su: No module specific data is present
Nov 18 08:17:03.199 INFO running `"docker" "inspect" "77199c373fc4a6e7b9cf16da315f3bc6b33882ac83bfaa811ab3620b1942bd53"`
Nov 18 08:17:03.384 INFO running `"docker" "rm" "-f" "77199c373fc4a6e7b9cf16da315f3bc6b33882ac83bfaa811ab3620b1942bd53"`
Nov 18 08:17:03.467 INFO [stdout] 77199c373fc4a6e7b9cf16da315f3bc6b33882ac83bfaa811ab3620b1942bd53