Dec 13 10:35:38.211 INFO testing mike706574/rust-json-file-deserialization-example against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 10:35:38.212 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 13 10:35:38.730 INFO [stdout] 278373da5e2bd87d8e30b491749d5f30c3dd8fc2e514748db1fa7ab10039cf05
Dec 13 10:35:38.730 INFO running `"docker" "start" "-a" "278373da5e2bd87d8e30b491749d5f30c3dd8fc2e514748db1fa7ab10039cf05"`
Dec 13 10:35:39.219 INFO [stderr] usermod: no changes
Dec 13 10:35:39.283 INFO [stderr]    Compiling serde_json v1.0.2
Dec 13 10:35:39.295 INFO [stderr]    Compiling serde_derive v1.0.10
Dec 13 10:35:47.003 INFO [stderr]    Compiling foo v0.1.0 (/source)
Dec 13 10:35:47.475 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 10:35:47.475 INFO [stderr]   --> src/main.rs:26:5
Dec 13 10:35:47.475 INFO [stderr]    |
Dec 13 10:35:47.475 INFO [stderr] 26 |     example();
Dec 13 10:35:47.475 INFO [stderr]    |     ^^^^^^^^^^
Dec 13 10:35:47.475 INFO [stderr]    |
Dec 13 10:35:47.475 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 13 10:35:47.475 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 10:35:47.476 INFO [stderr] 
Dec 13 10:35:48.676 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.44s
Dec 13 10:35:48.694 INFO [stderr] su: No module specific data is present
Dec 13 10:35:49.363 INFO running `"docker" "inspect" "278373da5e2bd87d8e30b491749d5f30c3dd8fc2e514748db1fa7ab10039cf05"`
Dec 13 10:35:49.609 INFO running `"docker" "rm" "-f" "278373da5e2bd87d8e30b491749d5f30c3dd8fc2e514748db1fa7ab10039cf05"`
Dec 13 10:35:49.783 INFO [stdout] 278373da5e2bd87d8e30b491749d5f30c3dd8fc2e514748db1fa7ab10039cf05
Dec 13 10:35:49.785 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 13 10:35:50.148 INFO [stdout] f9a758a638339be51cc2913670d1b1cd4642eaf5099dddd357519b54c22a93f2
Dec 13 10:35:50.150 INFO running `"docker" "start" "-a" "f9a758a638339be51cc2913670d1b1cd4642eaf5099dddd357519b54c22a93f2"`
Dec 13 10:35:51.712 INFO [stderr] usermod: no changes
Dec 13 10:35:51.791 INFO [stderr]    Compiling foo v0.1.0 (/source)
Dec 13 10:35:52.331 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 10:35:52.331 INFO [stderr]   --> src/main.rs:26:5
Dec 13 10:35:52.331 INFO [stderr]    |
Dec 13 10:35:52.331 INFO [stderr] 26 |     example();
Dec 13 10:35:52.331 INFO [stderr]    |     ^^^^^^^^^^
Dec 13 10:35:52.331 INFO [stderr]    |
Dec 13 10:35:52.331 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 13 10:35:52.331 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 10:35:52.331 INFO [stderr] 
Dec 13 10:35:52.643 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
Dec 13 10:35:52.647 INFO [stderr] su: No module specific data is present
Dec 13 10:35:53.667 INFO running `"docker" "inspect" "f9a758a638339be51cc2913670d1b1cd4642eaf5099dddd357519b54c22a93f2"`
Dec 13 10:35:54.059 INFO running `"docker" "rm" "-f" "f9a758a638339be51cc2913670d1b1cd4642eaf5099dddd357519b54c22a93f2"`
Dec 13 10:35:54.423 INFO [stdout] f9a758a638339be51cc2913670d1b1cd4642eaf5099dddd357519b54c22a93f2
Dec 13 10:35:54.431 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 13 10:35:54.821 INFO [stdout] 324b7574859f20183dc0c73a8675ffb5b320097be58fe275fbd19c5be5442b5b
Dec 13 10:35:54.823 INFO running `"docker" "start" "-a" "324b7574859f20183dc0c73a8675ffb5b320097be58fe275fbd19c5be5442b5b"`
Dec 13 10:35:56.361 INFO [stderr] usermod: no changes
Dec 13 10:35:56.451 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
Dec 13 10:35:56.471 INFO [stderr]      Running /target/debug/deps/foo-b5bf4d4cca8b004c
Dec 13 10:35:56.471 INFO [stdout] 
Dec 13 10:35:56.471 INFO [stdout] running 0 tests
Dec 13 10:35:56.471 INFO [stdout] 
Dec 13 10:35:56.471 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 10:35:56.471 INFO [stdout] 
Dec 13 10:35:56.475 INFO [stderr] su: No module specific data is present
Dec 13 10:35:57.798 INFO running `"docker" "inspect" "324b7574859f20183dc0c73a8675ffb5b320097be58fe275fbd19c5be5442b5b"`
Dec 13 10:35:58.053 INFO running `"docker" "rm" "-f" "324b7574859f20183dc0c73a8675ffb5b320097be58fe275fbd19c5be5442b5b"`
Dec 13 10:35:58.347 INFO [stdout] 324b7574859f20183dc0c73a8675ffb5b320097be58fe275fbd19c5be5442b5b