Dec 12 21:26:10.000 INFO testing wezm/serde-duplicate-field against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 12 21:26:10.000 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-0/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 12 21:26:10.435 INFO [stdout] 69107294ae6640f84bb9cca2f348aa33520e3b22708d9cc7afb7b12b517de97e
Dec 12 21:26:10.438 INFO running `"docker" "start" "-a" "69107294ae6640f84bb9cca2f348aa33520e3b22708d9cc7afb7b12b517de97e"`
Dec 12 21:26:11.527 INFO [stderr] usermod: no changes
Dec 12 21:26:11.541 INFO [stderr]    Compiling serde v1.0.36
Dec 12 21:26:11.603 INFO [stderr]    Compiling syn v0.12.15
Dec 12 21:26:20.949 INFO [stderr]    Compiling serde_derive_internals v0.22.2
Dec 12 21:26:26.007 INFO [stderr]    Compiling serde_derive v1.0.36
Dec 12 21:26:31.963 INFO [stderr]    Compiling serde_json v1.0.13
Dec 12 21:26:40.286 INFO [stderr]    Compiling serde-duplicate-field v0.1.0 (/source)
Dec 12 21:26:44.498 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.99s
Dec 12 21:26:44.499 INFO [stderr] su: No module specific data is present
Dec 12 21:26:45.644 INFO running `"docker" "inspect" "69107294ae6640f84bb9cca2f348aa33520e3b22708d9cc7afb7b12b517de97e"`
Dec 12 21:26:45.908 INFO running `"docker" "rm" "-f" "69107294ae6640f84bb9cca2f348aa33520e3b22708d9cc7afb7b12b517de97e"`
Dec 12 21:26:46.187 INFO [stdout] 69107294ae6640f84bb9cca2f348aa33520e3b22708d9cc7afb7b12b517de97e
Dec 12 21:26:46.189 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-0/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 12 21:26:46.535 INFO [stdout] 50b6f2422dfd44d6da03d5096adb835b0995f60cf69fa3c4a2b2b9557475cff8
Dec 12 21:26:46.537 INFO running `"docker" "start" "-a" "50b6f2422dfd44d6da03d5096adb835b0995f60cf69fa3c4a2b2b9557475cff8"`
Dec 12 21:26:47.688 INFO [stderr] usermod: no changes
Dec 12 21:26:47.871 INFO [stderr]    Compiling serde-duplicate-field v0.1.0 (/source)
Dec 12 21:26:50.544 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.81s
Dec 12 21:26:50.548 INFO [stderr] su: No module specific data is present
Dec 12 21:26:51.816 INFO running `"docker" "inspect" "50b6f2422dfd44d6da03d5096adb835b0995f60cf69fa3c4a2b2b9557475cff8"`
Dec 12 21:26:52.109 INFO running `"docker" "rm" "-f" "50b6f2422dfd44d6da03d5096adb835b0995f60cf69fa3c4a2b2b9557475cff8"`
Dec 12 21:26:52.471 INFO [stdout] 50b6f2422dfd44d6da03d5096adb835b0995f60cf69fa3c4a2b2b9557475cff8
Dec 12 21:26:52.473 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-0/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 12 21:26:53.112 INFO [stdout] 2fa96c58d19a8d755e2da1e92fd1909d5be2bc8acfe275e581995253b9d5ff2c
Dec 12 21:26:53.115 INFO running `"docker" "start" "-a" "2fa96c58d19a8d755e2da1e92fd1909d5be2bc8acfe275e581995253b9d5ff2c"`
Dec 12 21:26:54.639 INFO [stderr] usermod: no changes
Dec 12 21:26:54.783 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
Dec 12 21:26:54.791 INFO [stderr]      Running /target/debug/deps/serde_duplicate_field-b3c731fdd9749a50
Dec 12 21:26:54.795 INFO [stderr] su: No module specific data is present
Dec 12 21:26:54.795 INFO [stdout] 
Dec 12 21:26:54.795 INFO [stdout] running 0 tests
Dec 12 21:26:54.795 INFO [stdout] 
Dec 12 21:26:54.795 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 12 21:26:54.795 INFO [stdout] 
Dec 12 21:26:56.017 INFO running `"docker" "inspect" "2fa96c58d19a8d755e2da1e92fd1909d5be2bc8acfe275e581995253b9d5ff2c"`
Dec 12 21:26:56.377 INFO running `"docker" "rm" "-f" "2fa96c58d19a8d755e2da1e92fd1909d5be2bc8acfe275e581995253b9d5ff2c"`
Dec 12 21:26:56.699 INFO [stdout] 2fa96c58d19a8d755e2da1e92fd1909d5be2bc8acfe275e581995253b9d5ff2c