Dec 15 15:25:02.780 INFO testing executors-0.4.1 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 15 15:25:02.780 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 15 15:25:03.054 INFO [stdout] 5f791012e979a77a7cba51175abf34d1f3b39c4401e83f0a812757c06b352319
Dec 15 15:25:03.056 INFO running `"docker" "start" "-a" "5f791012e979a77a7cba51175abf34d1f3b39c4401e83f0a812757c06b352319"`
Dec 15 15:25:03.866 INFO [stderr] usermod: no changes
Dec 15 15:25:04.039 INFO [stderr]    Compiling synchronoise v0.4.0
Dec 15 15:25:05.088 INFO [stderr]    Compiling executors v0.4.1 (/source)
Dec 15 15:25:07.409 INFO [stderr] warning: unused import: `common::LogErrors`
Dec 15 15:25:07.409 INFO [stderr]   --> src/lib.rs:46:5
Dec 15 15:25:07.409 INFO [stderr]    |
Dec 15 15:25:07.409 INFO [stderr] 46 | use common::LogErrors;
Dec 15 15:25:07.409 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 15 15:25:07.409 INFO [stderr]    |
Dec 15 15:25:07.409 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 15 15:25:07.409 INFO [stderr] 
Dec 15 15:25:07.695 INFO [stderr] warning: constant item is never used: `NS_PER_S`
Dec 15 15:25:07.695 INFO [stderr]  --> src/timeconstants.rs:9:1
Dec 15 15:25:07.695 INFO [stderr]   |
Dec 15 15:25:07.695 INFO [stderr] 9 | pub const NS_PER_S: u64 = 1_000_000_000;
Dec 15 15:25:07.695 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 15:25:07.695 INFO [stderr]   |
Dec 15 15:25:07.695 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 15 15:25:07.695 INFO [stderr] 
Dec 15 15:25:07.695 INFO [stderr] warning: constant item is never used: `US_PER_S`
Dec 15 15:25:07.695 INFO [stderr]   --> src/timeconstants.rs:10:1
Dec 15 15:25:07.695 INFO [stderr]    |
Dec 15 15:25:07.695 INFO [stderr] 10 | pub const US_PER_S: u64 = 1_000_000;
Dec 15 15:25:07.695 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 15:25:07.695 INFO [stderr] 
Dec 15 15:25:07.695 INFO [stderr] warning: constant item is never used: `US_PER_MS`
Dec 15 15:25:07.695 INFO [stderr]   --> src/timeconstants.rs:14:1
Dec 15 15:25:07.695 INFO [stderr]    |
Dec 15 15:25:07.695 INFO [stderr] 14 | pub const US_PER_MS: u64 = 1_000;
Dec 15 15:25:07.695 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 15:25:07.695 INFO [stderr] 
Dec 15 15:25:07.695 INFO [stderr] warning: constant item is never used: `NS_PER_US`
Dec 15 15:25:07.695 INFO [stderr]   --> src/timeconstants.rs:16:1
Dec 15 15:25:07.695 INFO [stderr]    |
Dec 15 15:25:07.695 INFO [stderr] 16 | pub const NS_PER_US: u64 = 1_000;
Dec 15 15:25:07.695 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 15:25:07.695 INFO [stderr] 
Dec 15 15:25:09.360 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.45s
Dec 15 15:25:09.367 INFO [stderr] su: No module specific data is present
Dec 15 15:25:09.672 INFO running `"docker" "inspect" "5f791012e979a77a7cba51175abf34d1f3b39c4401e83f0a812757c06b352319"`
Dec 15 15:25:09.752 INFO running `"docker" "rm" "-f" "5f791012e979a77a7cba51175abf34d1f3b39c4401e83f0a812757c06b352319"`
Dec 15 15:25:09.874 INFO [stdout] 5f791012e979a77a7cba51175abf34d1f3b39c4401e83f0a812757c06b352319
Dec 15 15:25:09.876 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 15 15:25:10.074 INFO [stdout] 8db0c3cd72641355789d8176d0f33f0d5da5972d6b897a26ebf2c3fe6a1be2b7
Dec 15 15:25:10.076 INFO running `"docker" "start" "-a" "8db0c3cd72641355789d8176d0f33f0d5da5972d6b897a26ebf2c3fe6a1be2b7"`
Dec 15 15:25:11.203 INFO [stderr] usermod: no changes
Dec 15 15:25:11.354 INFO [stderr]    Compiling executors v0.4.1 (/source)
Dec 15 15:25:15.524 INFO [stderr] warning: unused import: `common::LogErrors`
Dec 15 15:25:15.524 INFO [stderr]   --> src/lib.rs:46:5
Dec 15 15:25:15.524 INFO [stderr]    |
Dec 15 15:25:15.524 INFO [stderr] 46 | use common::LogErrors;
Dec 15 15:25:15.524 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 15 15:25:15.524 INFO [stderr]    |
Dec 15 15:25:15.524 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 15 15:25:15.524 INFO [stderr] 
Dec 15 15:25:16.087 INFO [stderr] warning: field is never used: `a`
Dec 15 15:25:16.087 INFO [stderr]    --> src/common.rs:168:9
Dec 15 15:25:16.087 INFO [stderr]     |
Dec 15 15:25:16.087 INFO [stderr] 168 |         a: u32,
Dec 15 15:25:16.087 INFO [stderr]     |         ^^^^^^
Dec 15 15:25:16.087 INFO [stderr]     |
Dec 15 15:25:16.087 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 15 15:25:16.087 INFO [stderr] 
Dec 15 15:25:16.087 INFO [stderr] warning: field is never used: `b`
Dec 15 15:25:16.087 INFO [stderr]    --> src/common.rs:169:9
Dec 15 15:25:16.087 INFO [stderr]     |
Dec 15 15:25:16.087 INFO [stderr] 169 |         b: f64,
Dec 15 15:25:16.087 INFO [stderr]     |         ^^^^^^
Dec 15 15:25:16.087 INFO [stderr] 
Dec 15 15:25:16.087 INFO [stderr] warning: field is never used: `c`
Dec 15 15:25:16.087 INFO [stderr]    --> src/common.rs:170:9
Dec 15 15:25:16.087 INFO [stderr]     |
Dec 15 15:25:16.087 INFO [stderr] 170 |         c: bool,
Dec 15 15:25:16.087 INFO [stderr]     |         ^^^^^^^
Dec 15 15:25:16.087 INFO [stderr] 
Dec 15 15:25:16.087 INFO [stderr] warning: constant item is never used: `NS_PER_S`
Dec 15 15:25:16.087 INFO [stderr]  --> src/timeconstants.rs:9:1
Dec 15 15:25:16.087 INFO [stderr]   |
Dec 15 15:25:16.087 INFO [stderr] 9 | pub const NS_PER_S: u64 = 1_000_000_000;
Dec 15 15:25:16.087 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 15:25:16.087 INFO [stderr] 
Dec 15 15:25:16.087 INFO [stderr] warning: constant item is never used: `US_PER_S`
Dec 15 15:25:16.087 INFO [stderr]   --> src/timeconstants.rs:10:1
Dec 15 15:25:16.087 INFO [stderr]    |
Dec 15 15:25:16.087 INFO [stderr] 10 | pub const US_PER_S: u64 = 1_000_000;
Dec 15 15:25:16.087 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 15:25:16.087 INFO [stderr] 
Dec 15 15:25:16.087 INFO [stderr] warning: constant item is never used: `US_PER_MS`
Dec 15 15:25:16.087 INFO [stderr]   --> src/timeconstants.rs:14:1
Dec 15 15:25:16.087 INFO [stderr]    |
Dec 15 15:25:16.087 INFO [stderr] 14 | pub const US_PER_MS: u64 = 1_000;
Dec 15 15:25:16.087 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 15:25:16.087 INFO [stderr] 
Dec 15 15:25:16.087 INFO [stderr] warning: constant item is never used: `NS_PER_US`
Dec 15 15:25:16.087 INFO [stderr]   --> src/timeconstants.rs:16:1
Dec 15 15:25:16.087 INFO [stderr]    |
Dec 15 15:25:16.087 INFO [stderr] 16 | pub const NS_PER_US: u64 = 1_000;
Dec 15 15:25:16.087 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 15:25:16.087 INFO [stderr] 
Dec 15 15:25:16.099 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 15 15:25:16.099 INFO [stderr]    --> src/crossbeam_workstealing_pool.rs:612:9
Dec 15 15:25:16.099 INFO [stderr]     |
Dec 15 15:25:16.099 INFO [stderr] 612 |         pool.shutdown();
Dec 15 15:25:16.099 INFO [stderr]     |         ^^^^^^^^^^^^^^^^
Dec 15 15:25:16.099 INFO [stderr]     |
Dec 15 15:25:16.099 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 15 15:25:16.099 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 15 15:25:16.099 INFO [stderr] 
Dec 15 15:25:16.099 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 15 15:25:16.099 INFO [stderr]    --> src/crossbeam_workstealing_pool.rs:635:9
Dec 15 15:25:16.099 INFO [stderr]     |
Dec 15 15:25:16.099 INFO [stderr] 635 |         pool.shutdown();
Dec 15 15:25:16.099 INFO [stderr]     |         ^^^^^^^^^^^^^^^^
Dec 15 15:25:16.099 INFO [stderr]     |
Dec 15 15:25:16.099 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 15 15:25:16.099 INFO [stderr] 
Dec 15 15:25:16.099 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 15 15:25:16.099 INFO [stderr]    --> src/crossbeam_workstealing_pool.rs:651:9
Dec 15 15:25:16.099 INFO [stderr]     |
Dec 15 15:25:16.099 INFO [stderr] 651 |         pool.shutdown();
Dec 15 15:25:16.099 INFO [stderr]     |         ^^^^^^^^^^^^^^^^
Dec 15 15:25:16.099 INFO [stderr]     |
Dec 15 15:25:16.099 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 15 15:25:16.099 INFO [stderr] 
Dec 15 15:25:16.099 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 15 15:25:16.099 INFO [stderr]    --> src/crossbeam_workstealing_pool.rs:670:9
Dec 15 15:25:16.099 INFO [stderr]     |
Dec 15 15:25:16.099 INFO [stderr] 670 |         pool.shutdown();
Dec 15 15:25:16.099 INFO [stderr]     |         ^^^^^^^^^^^^^^^^
Dec 15 15:25:16.099 INFO [stderr]     |
Dec 15 15:25:16.099 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 15 15:25:16.099 INFO [stderr] 
Dec 15 15:25:20.190 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.96s
Dec 15 15:25:20.230 INFO [stderr] su: No module specific data is present
Dec 15 15:25:20.556 INFO running `"docker" "inspect" "8db0c3cd72641355789d8176d0f33f0d5da5972d6b897a26ebf2c3fe6a1be2b7"`
Dec 15 15:25:20.651 INFO running `"docker" "rm" "-f" "8db0c3cd72641355789d8176d0f33f0d5da5972d6b897a26ebf2c3fe6a1be2b7"`
Dec 15 15:25:20.761 INFO [stdout] 8db0c3cd72641355789d8176d0f33f0d5da5972d6b897a26ebf2c3fe6a1be2b7