Nov 18 17:07:56.447 INFO testing convert-0.2.0 against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 18 17:07:56.448 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-1/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 17:07:56.681 INFO [stdout] f2e7c9ca8ff9b998374cdb05e5131debcf63a45db4d33c5e82a68361ef92e089
Nov 18 17:07:56.683 INFO running `"docker" "start" "-a" "f2e7c9ca8ff9b998374cdb05e5131debcf63a45db4d33c5e82a68361ef92e089"`
Nov 18 17:07:57.143 INFO [stderr] usermod: no changes
Nov 18 17:07:57.356 INFO [stderr]    Compiling convert v0.2.0 (/source)
Nov 18 17:08:00.693 INFO [stderr] warning: unused import: `json::parse`
Nov 18 17:08:00.693 INFO [stderr]   --> src/main.rs:14:5
Nov 18 17:08:00.693 INFO [stderr]    |
Nov 18 17:08:00.693 INFO [stderr] 14 | use json::parse;
Nov 18 17:08:00.693 INFO [stderr]    |     ^^^^^^^^^^^
Nov 18 17:08:00.693 INFO [stderr]    |
Nov 18 17:08:00.693 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 18 17:08:00.693 INFO [stderr] 
Nov 18 17:08:00.779 INFO [stderr] warning: use of deprecated item 'failure::Error::causes': please use the 'iter_chain()' method instead
Nov 18 17:08:00.779 INFO [stderr]   --> src/main.rs:40:26
Nov 18 17:08:00.779 INFO [stderr]    |
Nov 18 17:08:00.779 INFO [stderr] 40 |         for cause in err.causes().skip(1) {
Nov 18 17:08:00.779 INFO [stderr]    |                          ^^^^^^
Nov 18 17:08:00.779 INFO [stderr]    |
Nov 18 17:08:00.779 INFO [stderr]    = note: #[warn(deprecated)] on by default
Nov 18 17:08:00.779 INFO [stderr] 
Nov 18 17:08:00.868 INFO [stderr] warning: unused variable: `val`
Nov 18 17:08:00.868 INFO [stderr]   --> src/main.rs:90:20
Nov 18 17:08:00.868 INFO [stderr]    |
Nov 18 17:08:00.868 INFO [stderr] 90 |         for (curr, val) in obj.iter() {
Nov 18 17:08:00.868 INFO [stderr]    |                    ^^^ help: consider using `_val` instead
Nov 18 17:08:00.868 INFO [stderr]    |
Nov 18 17:08:00.868 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 18 17:08:00.868 INFO [stderr] 
Nov 18 17:08:00.891 INFO [stderr] warning: unused attribute
Nov 18 17:08:00.891 INFO [stderr]  --> src/main.rs:9:1
Nov 18 17:08:00.891 INFO [stderr]   |
Nov 18 17:08:00.891 INFO [stderr] 9 | #[macro_use]
Nov 18 17:08:00.891 INFO [stderr]   | ^^^^^^^^^^^^
Nov 18 17:08:00.891 INFO [stderr]   |
Nov 18 17:08:00.891 INFO [stderr]   = note: #[warn(unused_attributes)] on by default
Nov 18 17:08:00.891 INFO [stderr] 
Nov 18 17:08:00.891 INFO [stderr] warning: unused attribute
Nov 18 17:08:00.891 INFO [stderr]  --> src/main.rs:9:1
Nov 18 17:08:00.891 INFO [stderr]   |
Nov 18 17:08:00.891 INFO [stderr] 9 | #[macro_use]
Nov 18 17:08:00.891 INFO [stderr]   | ^^^^^^^^^^^^
Nov 18 17:08:00.891 INFO [stderr] 
Nov 18 17:08:03.839 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.67s
Nov 18 17:08:03.850 INFO [stderr] su: No module specific data is present
Nov 18 17:08:04.142 INFO running `"docker" "inspect" "f2e7c9ca8ff9b998374cdb05e5131debcf63a45db4d33c5e82a68361ef92e089"`
Nov 18 17:08:04.241 INFO running `"docker" "rm" "-f" "f2e7c9ca8ff9b998374cdb05e5131debcf63a45db4d33c5e82a68361ef92e089"`
Nov 18 17:08:04.337 INFO [stdout] f2e7c9ca8ff9b998374cdb05e5131debcf63a45db4d33c5e82a68361ef92e089
Nov 18 17:08:04.340 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-1/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 17:08:04.626 INFO [stdout] bf2c62c544db21b3e9f9b03f2c1f5df4f72d15d6fae8122093fbb13c2d9a6f36
Nov 18 17:08:04.631 INFO running `"docker" "start" "-a" "bf2c62c544db21b3e9f9b03f2c1f5df4f72d15d6fae8122093fbb13c2d9a6f36"`
Nov 18 17:08:05.042 INFO [stderr] usermod: no changes
Nov 18 17:08:05.159 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.10s
Nov 18 17:08:05.165 INFO [stderr] su: No module specific data is present
Nov 18 17:08:05.461 INFO running `"docker" "inspect" "bf2c62c544db21b3e9f9b03f2c1f5df4f72d15d6fae8122093fbb13c2d9a6f36"`
Nov 18 17:08:05.568 INFO running `"docker" "rm" "-f" "bf2c62c544db21b3e9f9b03f2c1f5df4f72d15d6fae8122093fbb13c2d9a6f36"`
Nov 18 17:08:05.640 INFO [stdout] bf2c62c544db21b3e9f9b03f2c1f5df4f72d15d6fae8122093fbb13c2d9a6f36
Nov 18 17:08:05.642 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-1/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 17:08:05.826 INFO [stdout] 61bee8ef7ee87053d1e89759194fc0e14e4792c1fc3a57f257c602d2f39dada2
Nov 18 17:08:05.828 INFO running `"docker" "start" "-a" "61bee8ef7ee87053d1e89759194fc0e14e4792c1fc3a57f257c602d2f39dada2"`
Nov 18 17:08:06.412 INFO [stderr] usermod: no changes
Nov 18 17:08:06.510 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
Nov 18 17:08:06.515 INFO [stderr] su: No module specific data is present
Nov 18 17:08:06.959 INFO running `"docker" "inspect" "61bee8ef7ee87053d1e89759194fc0e14e4792c1fc3a57f257c602d2f39dada2"`
Nov 18 17:08:07.285 INFO running `"docker" "rm" "-f" "61bee8ef7ee87053d1e89759194fc0e14e4792c1fc3a57f257c602d2f39dada2"`
Nov 18 17:08:07.556 INFO [stdout] 61bee8ef7ee87053d1e89759194fc0e14e4792c1fc3a57f257c602d2f39dada2