Dec 15 18:09:40.072 INFO testing convert-0.2.0 against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 15 18:09:40.072 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 18:09:40.431 INFO [stdout] ebcf6896036c204ed36f023808fe22c129b2696f56956e3594f404f781a19c38
Dec 15 18:09:40.433 INFO running `"docker" "start" "-a" "ebcf6896036c204ed36f023808fe22c129b2696f56956e3594f404f781a19c38"`
Dec 15 18:09:40.831 INFO [stderr] usermod: no changes
Dec 15 18:09:41.024 INFO [stderr]    Compiling convert v0.2.0 (/source)
Dec 15 18:09:45.112 INFO [stderr] warning: unused import: `json::parse`
Dec 15 18:09:45.112 INFO [stderr]   --> src/main.rs:14:5
Dec 15 18:09:45.113 INFO [stderr]    |
Dec 15 18:09:45.113 INFO [stderr] 14 | use json::parse;
Dec 15 18:09:45.113 INFO [stderr]    |     ^^^^^^^^^^^
Dec 15 18:09:45.113 INFO [stderr]    |
Dec 15 18:09:45.113 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 15 18:09:45.113 INFO [stderr] 
Dec 15 18:09:45.191 INFO [stderr] warning: use of deprecated item 'failure::Error::causes': please use the 'iter_chain()' method instead
Dec 15 18:09:45.191 INFO [stderr]   --> src/main.rs:40:26
Dec 15 18:09:45.191 INFO [stderr]    |
Dec 15 18:09:45.191 INFO [stderr] 40 |         for cause in err.causes().skip(1) {
Dec 15 18:09:45.192 INFO [stderr]    |                          ^^^^^^
Dec 15 18:09:45.192 INFO [stderr]    |
Dec 15 18:09:45.192 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 15 18:09:45.192 INFO [stderr] 
Dec 15 18:09:45.299 INFO [stderr] warning: unused variable: `val`
Dec 15 18:09:45.299 INFO [stderr]   --> src/main.rs:90:20
Dec 15 18:09:45.299 INFO [stderr]    |
Dec 15 18:09:45.299 INFO [stderr] 90 |         for (curr, val) in obj.iter() {
Dec 15 18:09:45.299 INFO [stderr]    |                    ^^^ help: consider using `_val` instead
Dec 15 18:09:45.299 INFO [stderr]    |
Dec 15 18:09:45.303 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 15 18:09:45.303 INFO [stderr] 
Dec 15 18:09:45.319 INFO [stderr] warning: unused attribute
Dec 15 18:09:45.319 INFO [stderr]  --> src/main.rs:9:1
Dec 15 18:09:45.320 INFO [stderr]   |
Dec 15 18:09:45.320 INFO [stderr] 9 | #[macro_use]
Dec 15 18:09:45.320 INFO [stderr]   | ^^^^^^^^^^^^
Dec 15 18:09:45.323 INFO [stderr]   |
Dec 15 18:09:45.323 INFO [stderr]   = note: #[warn(unused_attributes)] on by default
Dec 15 18:09:45.323 INFO [stderr] 
Dec 15 18:09:45.323 INFO [stderr] warning: unused attribute
Dec 15 18:09:45.323 INFO [stderr]  --> src/main.rs:9:1
Dec 15 18:09:45.323 INFO [stderr]   |
Dec 15 18:09:45.323 INFO [stderr] 9 | #[macro_use]
Dec 15 18:09:45.323 INFO [stderr]   | ^^^^^^^^^^^^
Dec 15 18:09:45.323 INFO [stderr] 
Dec 15 18:09:48.843 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.99s
Dec 15 18:09:48.847 INFO [stderr] su: No module specific data is present
Dec 15 18:09:49.376 INFO running `"docker" "inspect" "ebcf6896036c204ed36f023808fe22c129b2696f56956e3594f404f781a19c38"`
Dec 15 18:09:49.527 INFO running `"docker" "rm" "-f" "ebcf6896036c204ed36f023808fe22c129b2696f56956e3594f404f781a19c38"`
Dec 15 18:09:49.767 INFO [stdout] ebcf6896036c204ed36f023808fe22c129b2696f56956e3594f404f781a19c38
Dec 15 18:09:49.771 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 18:09:50.063 INFO [stdout] 11fb003abe05ea2104f28c99f0be3cd426387c0ba8e471c82492c8ee88c40d2d
Dec 15 18:09:50.069 INFO running `"docker" "start" "-a" "11fb003abe05ea2104f28c99f0be3cd426387c0ba8e471c82492c8ee88c40d2d"`
Dec 15 18:09:50.841 INFO [stderr] usermod: no changes
Dec 15 18:09:51.000 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.12s
Dec 15 18:09:51.011 INFO [stderr] su: No module specific data is present
Dec 15 18:09:51.832 INFO running `"docker" "inspect" "11fb003abe05ea2104f28c99f0be3cd426387c0ba8e471c82492c8ee88c40d2d"`
Dec 15 18:09:52.080 INFO running `"docker" "rm" "-f" "11fb003abe05ea2104f28c99f0be3cd426387c0ba8e471c82492c8ee88c40d2d"`
Dec 15 18:09:52.299 INFO [stdout] 11fb003abe05ea2104f28c99f0be3cd426387c0ba8e471c82492c8ee88c40d2d
Dec 15 18:09:52.307 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 18:09:52.591 INFO [stdout] ad8f4aa7dca865b9fc195c33264f423106f6da5fada651a347ef9b9d93fa1da3
Dec 15 18:09:52.593 INFO running `"docker" "start" "-a" "ad8f4aa7dca865b9fc195c33264f423106f6da5fada651a347ef9b9d93fa1da3"`
Dec 15 18:09:53.615 INFO [stderr] usermod: no changes
Dec 15 18:09:53.807 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.16s
Dec 15 18:09:53.835 INFO [stderr] su: No module specific data is present
Dec 15 18:09:54.293 INFO running `"docker" "inspect" "ad8f4aa7dca865b9fc195c33264f423106f6da5fada651a347ef9b9d93fa1da3"`
Dec 15 18:09:54.536 INFO running `"docker" "rm" "-f" "ad8f4aa7dca865b9fc195c33264f423106f6da5fada651a347ef9b9d93fa1da3"`
Dec 15 18:09:54.991 INFO [stdout] ad8f4aa7dca865b9fc195c33264f423106f6da5fada651a347ef9b9d93fa1da3