Dec 06 06:04:53.960 INFO testing azengard/hello-rust against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 06 06:04:53.960 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 06 06:04:54.152 INFO [stdout] cbf9157acfceaaf7703c1278a2f2c46b3b2b4ec507fdc9e12088d196de462d1b
Dec 06 06:04:54.157 INFO running `"docker" "start" "-a" "cbf9157acfceaaf7703c1278a2f2c46b3b2b4ec507fdc9e12088d196de462d1b"`
Dec 06 06:04:54.634 INFO [stderr] usermod: no changes
Dec 06 06:04:54.675 INFO [stderr]    Compiling hello-rust v0.1.0 (/source)
Dec 06 06:04:54.926 INFO [stderr] warning: struct is never constructed: `Nil`
Dec 06 06:04:54.926 INFO [stderr]   --> src/main.rs:80:1
Dec 06 06:04:54.926 INFO [stderr]    |
Dec 06 06:04:54.926 INFO [stderr] 80 | struct Nil; // unit struct
Dec 06 06:04:54.926 INFO [stderr]    | ^^^^^^^^^^^
Dec 06 06:04:54.926 INFO [stderr]    |
Dec 06 06:04:54.926 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 06 06:04:54.926 INFO [stderr] 
Dec 06 06:04:54.926 INFO [stderr] warning: struct is never constructed: `Pair`
Dec 06 06:04:54.926 INFO [stderr]   --> src/main.rs:82:1
Dec 06 06:04:54.926 INFO [stderr]    |
Dec 06 06:04:54.926 INFO [stderr] 82 | struct Pair(i32, f32); //tuple struct
Dec 06 06:04:54.926 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^
Dec 06 06:04:54.926 INFO [stderr] 
Dec 06 06:04:55.201 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
Dec 06 06:04:55.203 INFO [stderr] su: No module specific data is present
Dec 06 06:04:55.448 INFO running `"docker" "inspect" "cbf9157acfceaaf7703c1278a2f2c46b3b2b4ec507fdc9e12088d196de462d1b"`
Dec 06 06:04:55.495 INFO running `"docker" "rm" "-f" "cbf9157acfceaaf7703c1278a2f2c46b3b2b4ec507fdc9e12088d196de462d1b"`
Dec 06 06:04:55.566 INFO [stdout] cbf9157acfceaaf7703c1278a2f2c46b3b2b4ec507fdc9e12088d196de462d1b
Dec 06 06:04:55.568 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 06 06:04:55.704 INFO [stdout] 9c7c06ad1132aa9ccc8eba9c91d0244daf58124d2681c31cc8df82d587d91dc0
Dec 06 06:04:55.706 INFO running `"docker" "start" "-a" "9c7c06ad1132aa9ccc8eba9c91d0244daf58124d2681c31cc8df82d587d91dc0"`
Dec 06 06:04:55.989 INFO [stderr] usermod: no changes
Dec 06 06:04:56.014 INFO [stderr]    Compiling hello-rust v0.1.0 (/source)
Dec 06 06:04:56.236 INFO [stderr] warning: struct is never constructed: `Nil`
Dec 06 06:04:56.236 INFO [stderr]   --> src/main.rs:80:1
Dec 06 06:04:56.236 INFO [stderr]    |
Dec 06 06:04:56.236 INFO [stderr] 80 | struct Nil; // unit struct
Dec 06 06:04:56.236 INFO [stderr]    | ^^^^^^^^^^^
Dec 06 06:04:56.236 INFO [stderr]    |
Dec 06 06:04:56.236 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 06 06:04:56.236 INFO [stderr] 
Dec 06 06:04:56.236 INFO [stderr] warning: struct is never constructed: `Pair`
Dec 06 06:04:56.236 INFO [stderr]   --> src/main.rs:82:1
Dec 06 06:04:56.236 INFO [stderr]    |
Dec 06 06:04:56.236 INFO [stderr] 82 | struct Pair(i32, f32); //tuple struct
Dec 06 06:04:56.236 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^
Dec 06 06:04:56.236 INFO [stderr] 
Dec 06 06:04:56.452 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
Dec 06 06:04:56.455 INFO [stderr] su: No module specific data is present
Dec 06 06:04:56.886 INFO running `"docker" "inspect" "9c7c06ad1132aa9ccc8eba9c91d0244daf58124d2681c31cc8df82d587d91dc0"`
Dec 06 06:04:57.035 INFO running `"docker" "rm" "-f" "9c7c06ad1132aa9ccc8eba9c91d0244daf58124d2681c31cc8df82d587d91dc0"`
Dec 06 06:04:57.184 INFO [stdout] 9c7c06ad1132aa9ccc8eba9c91d0244daf58124d2681c31cc8df82d587d91dc0
Dec 06 06:04:57.188 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 06 06:04:57.402 INFO [stdout] 973e600169afbe6d00387ebe44d6700ec31116b745eb40fb639b49ad74241dfc
Dec 06 06:04:57.404 INFO running `"docker" "start" "-a" "973e600169afbe6d00387ebe44d6700ec31116b745eb40fb639b49ad74241dfc"`
Dec 06 06:04:57.880 INFO [stderr] usermod: no changes
Dec 06 06:04:57.919 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 06 06:04:57.921 INFO [stderr]      Running /target/debug/deps/hello_rust-02a13f22e3b9e970
Dec 06 06:04:57.923 INFO [stdout] 
Dec 06 06:04:57.923 INFO [stdout] running 0 tests
Dec 06 06:04:57.923 INFO [stdout] 
Dec 06 06:04:57.923 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 06:04:57.923 INFO [stdout] 
Dec 06 06:04:57.924 INFO [stderr] su: No module specific data is present
Dec 06 06:04:58.530 INFO running `"docker" "inspect" "973e600169afbe6d00387ebe44d6700ec31116b745eb40fb639b49ad74241dfc"`
Dec 06 06:04:58.758 INFO running `"docker" "rm" "-f" "973e600169afbe6d00387ebe44d6700ec31116b745eb40fb639b49ad74241dfc"`
Dec 06 06:04:59.020 INFO [stdout] 973e600169afbe6d00387ebe44d6700ec31116b745eb40fb639b49ad74241dfc