Dec 15 18:09:40.653 INFO testing convert-0.2.0 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 15 18:09:40.654 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 18:09:40.859 INFO [stdout] 5468ddf55366275e285020319e71ca4550a4d0092197e6accec2554b55654ffb
Dec 15 18:09:40.864 INFO running `"docker" "start" "-a" "5468ddf55366275e285020319e71ca4550a4d0092197e6accec2554b55654ffb"`
Dec 15 18:09:41.319 INFO [stderr] usermod: no changes
Dec 15 18:09:41.437 INFO [stderr]    Compiling curl-sys v0.1.35
Dec 15 18:09:41.437 INFO [stderr]    Compiling serde v0.6.15
Dec 15 18:09:44.879 INFO [stderr]    Compiling curl v0.2.19
Dec 15 18:09:46.843 INFO [stderr]    Compiling serde_json v0.6.1
Dec 15 18:09:49.360 INFO [stderr]    Compiling convert v0.2.0 (/source)
Dec 15 18:09:52.808 INFO [stderr] warning: unused import: `json::parse`
Dec 15 18:09:52.808 INFO [stderr]   --> src/main.rs:14:5
Dec 15 18:09:52.808 INFO [stderr]    |
Dec 15 18:09:52.808 INFO [stderr] 14 | use json::parse;
Dec 15 18:09:52.808 INFO [stderr]    |     ^^^^^^^^^^^
Dec 15 18:09:52.808 INFO [stderr]    |
Dec 15 18:09:52.808 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 15 18:09:52.808 INFO [stderr] 
Dec 15 18:09:52.919 INFO [stderr] warning: use of deprecated item 'failure::Error::causes': please use the 'iter_chain()' method instead
Dec 15 18:09:52.919 INFO [stderr]   --> src/main.rs:40:26
Dec 15 18:09:52.919 INFO [stderr]    |
Dec 15 18:09:52.919 INFO [stderr] 40 |         for cause in err.causes().skip(1) {
Dec 15 18:09:52.919 INFO [stderr]    |                          ^^^^^^
Dec 15 18:09:52.919 INFO [stderr]    |
Dec 15 18:09:52.919 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 15 18:09:52.919 INFO [stderr] 
Dec 15 18:09:52.975 INFO [stderr] warning: unused variable: `val`
Dec 15 18:09:52.975 INFO [stderr]   --> src/main.rs:90:20
Dec 15 18:09:52.975 INFO [stderr]    |
Dec 15 18:09:52.975 INFO [stderr] 90 |         for (curr, val) in obj.iter() {
Dec 15 18:09:52.975 INFO [stderr]    |                    ^^^ help: consider using `_val` instead
Dec 15 18:09:52.975 INFO [stderr]    |
Dec 15 18:09:52.975 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 15 18:09:52.975 INFO [stderr] 
Dec 15 18:09:52.987 INFO [stderr] warning: unused attribute
Dec 15 18:09:52.987 INFO [stderr]  --> src/main.rs:9:1
Dec 15 18:09:52.987 INFO [stderr]   |
Dec 15 18:09:52.987 INFO [stderr] 9 | #[macro_use]
Dec 15 18:09:52.987 INFO [stderr]   | ^^^^^^^^^^^^
Dec 15 18:09:52.987 INFO [stderr]   |
Dec 15 18:09:52.987 INFO [stderr]   = note: #[warn(unused_attributes)] on by default
Dec 15 18:09:52.987 INFO [stderr] 
Dec 15 18:09:52.987 INFO [stderr] warning: unused attribute
Dec 15 18:09:52.987 INFO [stderr]  --> src/main.rs:9:1
Dec 15 18:09:52.987 INFO [stderr]   |
Dec 15 18:09:52.987 INFO [stderr] 9 | #[macro_use]
Dec 15 18:09:52.987 INFO [stderr]   | ^^^^^^^^^^^^
Dec 15 18:09:52.987 INFO [stderr] 
Dec 15 18:09:56.224 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.89s
Dec 15 18:09:56.230 INFO [stderr] su: No module specific data is present
Dec 15 18:09:56.840 INFO running `"docker" "inspect" "5468ddf55366275e285020319e71ca4550a4d0092197e6accec2554b55654ffb"`
Dec 15 18:09:57.092 INFO running `"docker" "rm" "-f" "5468ddf55366275e285020319e71ca4550a4d0092197e6accec2554b55654ffb"`
Dec 15 18:09:57.380 INFO [stdout] 5468ddf55366275e285020319e71ca4550a4d0092197e6accec2554b55654ffb
Dec 15 18:09:57.385 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 18:09:57.709 INFO [stdout] df675e696a679327d26200b586f36a74a86e1094d6f17eb199912b7a61e19da8
Dec 15 18:09:57.719 INFO running `"docker" "start" "-a" "df675e696a679327d26200b586f36a74a86e1094d6f17eb199912b7a61e19da8"`
Dec 15 18:09:58.874 INFO [stderr] usermod: no changes
Dec 15 18:09:59.075 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.16s
Dec 15 18:09:59.092 INFO [stderr] su: No module specific data is present
Dec 15 18:09:59.933 INFO running `"docker" "inspect" "df675e696a679327d26200b586f36a74a86e1094d6f17eb199912b7a61e19da8"`
Dec 15 18:10:00.180 INFO running `"docker" "rm" "-f" "df675e696a679327d26200b586f36a74a86e1094d6f17eb199912b7a61e19da8"`
Dec 15 18:10:00.409 INFO [stdout] df675e696a679327d26200b586f36a74a86e1094d6f17eb199912b7a61e19da8
Dec 15 18:10:00.413 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 18:10:00.744 INFO [stdout] afcd3671ced135dd1fa3a2aac22b71a1dfb62150dc50af937be22081edd5be38
Dec 15 18:10:00.748 INFO running `"docker" "start" "-a" "afcd3671ced135dd1fa3a2aac22b71a1dfb62150dc50af937be22081edd5be38"`
Dec 15 18:10:01.935 INFO [stderr] usermod: no changes
Dec 15 18:10:02.060 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
Dec 15 18:10:02.068 INFO [stderr] su: No module specific data is present
Dec 15 18:10:02.596 INFO running `"docker" "inspect" "afcd3671ced135dd1fa3a2aac22b71a1dfb62150dc50af937be22081edd5be38"`
Dec 15 18:10:02.915 INFO running `"docker" "rm" "-f" "afcd3671ced135dd1fa3a2aac22b71a1dfb62150dc50af937be22081edd5be38"`
Dec 15 18:10:03.143 INFO [stdout] afcd3671ced135dd1fa3a2aac22b71a1dfb62150dc50af937be22081edd5be38