Dec 13 22:03:48.021 INFO testing davidbarsky/trace-prototype against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 22:03:48.021 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 22:03:48.233 INFO [stdout] 8b11bce21744b014007cf4241dc4998c0483782aa39dc21c1bc5b0b6e05236e1
Dec 13 22:03:48.236 INFO running `"docker" "start" "-a" "8b11bce21744b014007cf4241dc4998c0483782aa39dc21c1bc5b0b6e05236e1"`
Dec 13 22:03:48.664 INFO [stderr] usermod: no changes
Dec 13 22:03:48.691 INFO [stderr] warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
Dec 13 22:03:48.783 INFO [stderr]    Compiling crossbeam v0.4.1
Dec 13 22:03:50.201 INFO [stderr]    Compiling trace-prototype v0.1.0 (/source)
Dec 13 22:03:51.603 INFO [stderr] warning: unused import: `channel`
Dec 13 22:03:51.603 INFO [stderr]   --> src/main.rs:15:17
Dec 13 22:03:51.603 INFO [stderr]    |
Dec 13 22:03:51.603 INFO [stderr] 15 | use crossbeam::{channel, queue::SegQueue, Receiver, Sender};
Dec 13 22:03:51.603 INFO [stderr]    |                 ^^^^^^^
Dec 13 22:03:51.603 INFO [stderr]    |
Dec 13 22:03:51.603 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 13 22:03:51.603 INFO [stderr] 
Dec 13 22:03:51.676 INFO [stderr] warning: type alias is never used: `Channels`
Dec 13 22:03:51.676 INFO [stderr]   --> src/main.rs:36:1
Dec 13 22:03:51.676 INFO [stderr]    |
Dec 13 22:03:51.676 INFO [stderr] 36 | type Channels = Vec<(Sender<Span>, Receiver<Span>)>;
Dec 13 22:03:51.676 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 22:03:51.676 INFO [stderr]    |
Dec 13 22:03:51.676 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 13 22:03:51.676 INFO [stderr] 
Dec 13 22:03:51.676 INFO [stderr] warning: struct is never constructed: `Super`
Dec 13 22:03:51.676 INFO [stderr]   --> src/main.rs:37:1
Dec 13 22:03:51.676 INFO [stderr]    |
Dec 13 22:03:51.677 INFO [stderr] 37 | struct Super {
Dec 13 22:03:51.677 INFO [stderr]    | ^^^^^^^^^^^^
Dec 13 22:03:51.677 INFO [stderr] 
Dec 13 22:03:51.677 INFO [stderr] warning: method is never used: `new`
Dec 13 22:03:51.677 INFO [stderr]   --> src/main.rs:43:5
Dec 13 22:03:51.677 INFO [stderr]    |
Dec 13 22:03:51.677 INFO [stderr] 43 |     fn new(queue: SegQueue<Span>, channels: Channels) -> Self {
Dec 13 22:03:51.677 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 22:03:51.677 INFO [stderr] 
Dec 13 22:03:52.279 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.60s
Dec 13 22:03:52.285 INFO [stderr] su: No module specific data is present
Dec 13 22:03:52.609 INFO running `"docker" "inspect" "8b11bce21744b014007cf4241dc4998c0483782aa39dc21c1bc5b0b6e05236e1"`
Dec 13 22:03:52.701 INFO running `"docker" "rm" "-f" "8b11bce21744b014007cf4241dc4998c0483782aa39dc21c1bc5b0b6e05236e1"`
Dec 13 22:03:52.818 INFO [stdout] 8b11bce21744b014007cf4241dc4998c0483782aa39dc21c1bc5b0b6e05236e1
Dec 13 22:03:52.825 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 22:03:53.048 INFO [stdout] 1d41725f47f107385e41b9756bcd2544518cae4415093dc1fc29eac8130127ae
Dec 13 22:03:53.052 INFO running `"docker" "start" "-a" "1d41725f47f107385e41b9756bcd2544518cae4415093dc1fc29eac8130127ae"`
Dec 13 22:03:53.694 INFO [stderr] usermod: no changes
Dec 13 22:03:53.723 INFO [stderr] warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
Dec 13 22:03:53.771 INFO [stderr]    Compiling trace-prototype v0.1.0 (/source)
Dec 13 22:03:54.846 INFO [stderr] warning: unused import: `channel`
Dec 13 22:03:54.847 INFO [stderr]   --> src/main.rs:15:17
Dec 13 22:03:54.847 INFO [stderr]    |
Dec 13 22:03:54.847 INFO [stderr] 15 | use crossbeam::{channel, queue::SegQueue, Receiver, Sender};
Dec 13 22:03:54.847 INFO [stderr]    |                 ^^^^^^^
Dec 13 22:03:54.847 INFO [stderr]    |
Dec 13 22:03:54.847 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 13 22:03:54.847 INFO [stderr] 
Dec 13 22:03:54.927 INFO [stderr] warning: type alias is never used: `Channels`
Dec 13 22:03:54.927 INFO [stderr]   --> src/main.rs:36:1
Dec 13 22:03:54.927 INFO [stderr]    |
Dec 13 22:03:54.927 INFO [stderr] 36 | type Channels = Vec<(Sender<Span>, Receiver<Span>)>;
Dec 13 22:03:54.927 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 22:03:54.927 INFO [stderr]    |
Dec 13 22:03:54.927 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 13 22:03:54.927 INFO [stderr] 
Dec 13 22:03:54.927 INFO [stderr] warning: struct is never constructed: `Super`
Dec 13 22:03:54.927 INFO [stderr]   --> src/main.rs:37:1
Dec 13 22:03:54.927 INFO [stderr]    |
Dec 13 22:03:54.927 INFO [stderr] 37 | struct Super {
Dec 13 22:03:54.927 INFO [stderr]    | ^^^^^^^^^^^^
Dec 13 22:03:54.927 INFO [stderr] 
Dec 13 22:03:54.927 INFO [stderr] warning: method is never used: `new`
Dec 13 22:03:54.927 INFO [stderr]   --> src/main.rs:43:5
Dec 13 22:03:54.927 INFO [stderr]    |
Dec 13 22:03:54.927 INFO [stderr] 43 |     fn new(queue: SegQueue<Span>, channels: Channels) -> Self {
Dec 13 22:03:54.927 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 22:03:54.927 INFO [stderr] 
Dec 13 22:03:55.518 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.80s
Dec 13 22:03:55.523 INFO [stderr] su: No module specific data is present
Dec 13 22:03:55.996 INFO running `"docker" "inspect" "1d41725f47f107385e41b9756bcd2544518cae4415093dc1fc29eac8130127ae"`
Dec 13 22:03:56.165 INFO running `"docker" "rm" "-f" "1d41725f47f107385e41b9756bcd2544518cae4415093dc1fc29eac8130127ae"`
Dec 13 22:03:56.423 INFO [stdout] 1d41725f47f107385e41b9756bcd2544518cae4415093dc1fc29eac8130127ae
Dec 13 22:03:56.427 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 22:03:56.985 INFO [stdout] 6ccbaca5498446a93820a54290b421e76d702c7358f2d85e53ff6ccb5dbe4882
Dec 13 22:03:56.985 INFO running `"docker" "start" "-a" "6ccbaca5498446a93820a54290b421e76d702c7358f2d85e53ff6ccb5dbe4882"`
Dec 13 22:03:57.941 INFO [stderr] usermod: no changes
Dec 13 22:03:58.011 INFO [stderr] warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
Dec 13 22:03:58.071 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
Dec 13 22:03:58.087 INFO [stderr]      Running /target/debug/deps/trace_prototype-9a1ee79e5e8d684e
Dec 13 22:03:58.091 INFO [stderr] su: No module specific data is present
Dec 13 22:03:58.091 INFO [stdout] 
Dec 13 22:03:58.091 INFO [stdout] running 0 tests
Dec 13 22:03:58.091 INFO [stdout] 
Dec 13 22:03:58.091 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 22:03:58.091 INFO [stdout] 
Dec 13 22:03:58.634 INFO running `"docker" "inspect" "6ccbaca5498446a93820a54290b421e76d702c7358f2d85e53ff6ccb5dbe4882"`
Dec 13 22:03:58.855 INFO running `"docker" "rm" "-f" "6ccbaca5498446a93820a54290b421e76d702c7358f2d85e53ff6ccb5dbe4882"`
Dec 13 22:03:59.231 INFO [stdout] 6ccbaca5498446a93820a54290b421e76d702c7358f2d85e53ff6ccb5dbe4882