Dec 07 06:50:16.125 INFO testing msg-transmitter-0.3.2 against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 07 06:50:16.125 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 07 06:50:16.610 INFO [stdout] b346670f43eb87b4e4c360935b4cca6adb3d5d4571062160a9097fe6bee28bb2
Dec 07 06:50:16.610 INFO running `"docker" "start" "-a" "b346670f43eb87b4e4c360935b4cca6adb3d5d4571062160a9097fe6bee28bb2"`
Dec 07 06:50:18.108 INFO [stderr] usermod: no changes
Dec 07 06:50:18.373 INFO [stderr]    Compiling msg-transmitter v0.3.2 (/source)
Dec 07 06:50:24.104 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.96s
Dec 07 06:50:24.112 INFO [stderr] su: No module specific data is present
Dec 07 06:50:24.942 INFO running `"docker" "inspect" "b346670f43eb87b4e4c360935b4cca6adb3d5d4571062160a9097fe6bee28bb2"`
Dec 07 06:50:25.322 INFO running `"docker" "rm" "-f" "b346670f43eb87b4e4c360935b4cca6adb3d5d4571062160a9097fe6bee28bb2"`
Dec 07 06:50:25.632 INFO [stdout] b346670f43eb87b4e4c360935b4cca6adb3d5d4571062160a9097fe6bee28bb2
Dec 07 06:50:25.636 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 07 06:50:26.234 INFO [stdout] a7ae4921d390c74d7fc77d9b54796e012ecd22da0ce93372baac814269fab640
Dec 07 06:50:26.236 INFO running `"docker" "start" "-a" "a7ae4921d390c74d7fc77d9b54796e012ecd22da0ce93372baac814269fab640"`
Dec 07 06:50:28.529 INFO [stderr] usermod: no changes
Dec 07 06:50:28.717 INFO [stderr]    Compiling msg-transmitter v0.3.2 (/source)
Dec 07 06:50:41.605 INFO [stderr] warning: unused import: `futures::sync::mpsc`
Dec 07 06:50:41.605 INFO [stderr]   --> examples/master_and_slave.rs:69:9
Dec 07 06:50:41.605 INFO [stderr]    |
Dec 07 06:50:41.605 INFO [stderr] 69 |     use futures::sync::mpsc;
Dec 07 06:50:41.605 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^
Dec 07 06:50:41.605 INFO [stderr]    |
Dec 07 06:50:41.605 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 07 06:50:41.605 INFO [stderr] 
Dec 07 06:50:41.605 INFO [stderr] warning: unused imports: `Arc`, `Mutex`
Dec 07 06:50:41.606 INFO [stderr]   --> examples/master_and_slave.rs:70:21
Dec 07 06:50:41.606 INFO [stderr]    |
Dec 07 06:50:41.606 INFO [stderr] 70 |     use std::sync::{Arc, Mutex};
Dec 07 06:50:41.606 INFO [stderr]    |                     ^^^  ^^^^^
Dec 07 06:50:41.606 INFO [stderr] 
Dec 07 06:50:41.976 INFO [stderr] warning: unused variable: `now`
Dec 07 06:50:41.976 INFO [stderr]   --> examples/master_and_slave.rs:60:13
Dec 07 06:50:41.976 INFO [stderr]    |
Dec 07 06:50:41.976 INFO [stderr] 60 |         let now = time::Instant::now();
Dec 07 06:50:41.976 INFO [stderr]    |             ^^^ help: consider using `_now` instead
Dec 07 06:50:41.976 INFO [stderr]    |
Dec 07 06:50:41.976 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 07 06:50:41.976 INFO [stderr] 
Dec 07 06:50:48.984 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.41s
Dec 07 06:50:48.984 INFO [stderr] su: No module specific data is present
Dec 07 06:50:49.495 INFO running `"docker" "inspect" "a7ae4921d390c74d7fc77d9b54796e012ecd22da0ce93372baac814269fab640"`
Dec 07 06:50:49.804 INFO running `"docker" "rm" "-f" "a7ae4921d390c74d7fc77d9b54796e012ecd22da0ce93372baac814269fab640"`
Dec 07 06:50:50.184 INFO [stdout] a7ae4921d390c74d7fc77d9b54796e012ecd22da0ce93372baac814269fab640
Dec 07 06:50:50.192 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 07 06:50:50.596 INFO [stdout] 4a4adb6e90ef7a197b31387d88334a91c4b20cc5085e678a08cb93c4ff923567
Dec 07 06:50:50.600 INFO running `"docker" "start" "-a" "4a4adb6e90ef7a197b31387d88334a91c4b20cc5085e678a08cb93c4ff923567"`
Dec 07 06:50:52.150 INFO [stderr] usermod: no changes
Dec 07 06:50:52.305 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
Dec 07 06:50:52.324 INFO [stderr]      Running /target/debug/deps/msg_transmitter-68af56cb959c149f
Dec 07 06:50:52.324 INFO [stderr]      Running /target/debug/deps/test-7040ea8ab0983e17
Dec 07 06:50:52.324 INFO [stdout] 
Dec 07 06:50:52.324 INFO [stdout] running 0 tests
Dec 07 06:50:52.324 INFO [stdout] 
Dec 07 06:50:52.324 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 06:50:52.324 INFO [stdout] 
Dec 07 06:50:52.332 INFO [stdout] 
Dec 07 06:50:52.332 INFO [stdout] running 1 test
Dec 07 06:50:54.336 INFO [stdout] test test_vecu8_u64 ... ok
Dec 07 06:50:54.336 INFO [stderr]    Doc-tests msg-transmitter
Dec 07 06:50:54.336 INFO [stdout] 
Dec 07 06:50:54.336 INFO [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 06:50:54.336 INFO [stdout] 
Dec 07 06:51:01.471 INFO [stdout] 
Dec 07 06:51:01.471 INFO [stdout] running 0 tests
Dec 07 06:51:01.471 INFO [stdout] 
Dec 07 06:51:01.471 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 06:51:01.471 INFO [stdout] 
Dec 07 06:51:01.480 INFO [stderr] su: No module specific data is present
Dec 07 06:51:02.116 INFO running `"docker" "inspect" "4a4adb6e90ef7a197b31387d88334a91c4b20cc5085e678a08cb93c4ff923567"`
Dec 07 06:51:02.494 INFO running `"docker" "rm" "-f" "4a4adb6e90ef7a197b31387d88334a91c4b20cc5085e678a08cb93c4ff923567"`
Dec 07 06:51:02.744 INFO [stdout] 4a4adb6e90ef7a197b31387d88334a91c4b20cc5085e678a08cb93c4ff923567