Nov 18 17:07:56.414 INFO testing convert-0.2.0 against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 18 17:07:56.414 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-0/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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 17:07:56.586 INFO [stdout] 1d58ec62e6ef8a936a12ed4267a533d803d678468b261cfb8a5c896c3be29174
Nov 18 17:07:56.586 INFO running `"docker" "start" "-a" "1d58ec62e6ef8a936a12ed4267a533d803d678468b261cfb8a5c896c3be29174"`
Nov 18 17:07:57.062 INFO [stderr] usermod: no changes
Nov 18 17:07:57.275 INFO [stderr]    Compiling curl-sys v0.1.35
Nov 18 17:07:57.289 INFO [stderr]    Compiling serde v0.6.15
Nov 18 17:07:59.183 INFO [stderr]    Compiling curl v0.2.19
Nov 18 17:08:01.791 INFO [stderr]    Compiling serde_json v0.6.1
Nov 18 17:08:03.720 INFO [stderr]    Compiling convert v0.2.0 (/source)
Nov 18 17:08:06.607 INFO [stderr] warning: unused import: `json::parse`
Nov 18 17:08:06.607 INFO [stderr]   --> src/main.rs:14:5
Nov 18 17:08:06.609 INFO [stderr]    |
Nov 18 17:08:06.610 INFO [stderr] 14 | use json::parse;
Nov 18 17:08:06.610 INFO [stderr]    |     ^^^^^^^^^^^
Nov 18 17:08:06.610 INFO [stderr]    |
Nov 18 17:08:06.611 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 18 17:08:06.611 INFO [stderr] 
Nov 18 17:08:06.655 INFO [stderr] warning: use of deprecated item 'failure::Error::causes': please use the 'iter_chain()' method instead
Nov 18 17:08:06.655 INFO [stderr]   --> src/main.rs:40:26
Nov 18 17:08:06.655 INFO [stderr]    |
Nov 18 17:08:06.655 INFO [stderr] 40 |         for cause in err.causes().skip(1) {
Nov 18 17:08:06.655 INFO [stderr]    |                          ^^^^^^
Nov 18 17:08:06.655 INFO [stderr]    |
Nov 18 17:08:06.655 INFO [stderr]    = note: #[warn(deprecated)] on by default
Nov 18 17:08:06.655 INFO [stderr] 
Nov 18 17:08:06.743 INFO [stderr] warning: unused variable: `val`
Nov 18 17:08:06.743 INFO [stderr]   --> src/main.rs:90:20
Nov 18 17:08:06.743 INFO [stderr]    |
Nov 18 17:08:06.743 INFO [stderr] 90 |         for (curr, val) in obj.iter() {
Nov 18 17:08:06.743 INFO [stderr]    |                    ^^^ help: consider using `_val` instead
Nov 18 17:08:06.743 INFO [stderr]    |
Nov 18 17:08:06.743 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 18 17:08:06.743 INFO [stderr] 
Nov 18 17:08:06.760 INFO [stderr] warning: unused attribute
Nov 18 17:08:06.760 INFO [stderr]  --> src/main.rs:9:1
Nov 18 17:08:06.760 INFO [stderr]   |
Nov 18 17:08:06.760 INFO [stderr] 9 | #[macro_use]
Nov 18 17:08:06.760 INFO [stderr]   | ^^^^^^^^^^^^
Nov 18 17:08:06.760 INFO [stderr]   |
Nov 18 17:08:06.760 INFO [stderr]   = note: #[warn(unused_attributes)] on by default
Nov 18 17:08:06.760 INFO [stderr] 
Nov 18 17:08:06.760 INFO [stderr] warning: unused attribute
Nov 18 17:08:06.760 INFO [stderr]  --> src/main.rs:9:1
Nov 18 17:08:06.760 INFO [stderr]   |
Nov 18 17:08:06.760 INFO [stderr] 9 | #[macro_use]
Nov 18 17:08:06.760 INFO [stderr]   | ^^^^^^^^^^^^
Nov 18 17:08:06.760 INFO [stderr] 
Nov 18 17:08:09.483 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.39s
Nov 18 17:08:09.485 INFO [stderr] su: No module specific data is present
Nov 18 17:08:09.867 INFO running `"docker" "inspect" "1d58ec62e6ef8a936a12ed4267a533d803d678468b261cfb8a5c896c3be29174"`
Nov 18 17:08:10.179 INFO running `"docker" "rm" "-f" "1d58ec62e6ef8a936a12ed4267a533d803d678468b261cfb8a5c896c3be29174"`
Nov 18 17:08:10.551 INFO [stdout] 1d58ec62e6ef8a936a12ed4267a533d803d678468b261cfb8a5c896c3be29174
Nov 18 17:08:10.559 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-0/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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 17:08:11.011 INFO [stdout] 51f5431097132cd87916f5cb6c7b4c84209141ada8751ccb494e4f20d773a90e
Nov 18 17:08:11.015 INFO running `"docker" "start" "-a" "51f5431097132cd87916f5cb6c7b4c84209141ada8751ccb494e4f20d773a90e"`
Nov 18 17:08:12.203 INFO [stderr] usermod: no changes
Nov 18 17:08:12.351 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.12s
Nov 18 17:08:12.375 INFO [stderr] su: No module specific data is present
Nov 18 17:08:12.891 INFO running `"docker" "inspect" "51f5431097132cd87916f5cb6c7b4c84209141ada8751ccb494e4f20d773a90e"`
Nov 18 17:08:13.201 INFO running `"docker" "rm" "-f" "51f5431097132cd87916f5cb6c7b4c84209141ada8751ccb494e4f20d773a90e"`
Nov 18 17:08:13.451 INFO [stdout] 51f5431097132cd87916f5cb6c7b4c84209141ada8751ccb494e4f20d773a90e
Nov 18 17:08:13.453 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-0/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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 17:08:13.849 INFO [stdout] d1b80b57af9526d6725f93891673c882c36110d80f8f8b8f87d6caeacb4d4156
Nov 18 17:08:13.851 INFO running `"docker" "start" "-a" "d1b80b57af9526d6725f93891673c882c36110d80f8f8b8f87d6caeacb4d4156"`
Nov 18 17:08:15.019 INFO [stderr] usermod: no changes
Nov 18 17:08:15.139 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
Nov 18 17:08:15.147 INFO [stderr] su: No module specific data is present
Nov 18 17:08:16.235 INFO running `"docker" "inspect" "d1b80b57af9526d6725f93891673c882c36110d80f8f8b8f87d6caeacb4d4156"`
Nov 18 17:08:16.507 INFO running `"docker" "rm" "-f" "d1b80b57af9526d6725f93891673c882c36110d80f8f8b8f87d6caeacb4d4156"`
Nov 18 17:08:16.855 INFO [stdout] d1b80b57af9526d6725f93891673c882c36110d80f8f8b8f87d6caeacb4d4156