Dec 04 23:02:42.564 INFO checking agilestacks/object-spam against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 23:02:42.564 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-3/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-alt check --frozen --all --all-targets" "-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 04 23:02:43.101 INFO [stdout] 700bad0db9666c85410b90206aed22e4a8a93b81e633a1dbc9c53339bb177dab
Dec 04 23:02:43.104 INFO running `"docker" "start" "-a" "700bad0db9666c85410b90206aed22e4a8a93b81e633a1dbc9c53339bb177dab"`
Dec 04 23:02:45.210 INFO [stderr] usermod: no changes
Dec 04 23:02:45.703 INFO [stderr]     Checking quantiles v0.7.1
Dec 04 23:02:45.703 INFO [stderr]     Checking human-size v0.4.0
Dec 04 23:02:45.747 INFO [stderr]     Checking crossbeam-epoch v0.6.1
Dec 04 23:02:45.763 INFO [stderr]    Compiling rusoto_core v0.35.0
Dec 04 23:02:45.823 INFO [stderr]     Checking regex v0.2.11
Dec 04 23:02:49.351 INFO [stderr]     Checking crossbeam-deque v0.6.2
Dec 04 23:02:50.736 INFO [stderr]     Checking tokio-threadpool v0.1.8
Dec 04 23:02:52.995 INFO [stderr]     Checking tokio-fs v0.1.4
Dec 04 23:02:54.636 INFO [stderr]     Checking tokio v0.1.11
Dec 04 23:02:56.934 INFO [stderr]     Checking hyper v0.12.14
Dec 04 23:03:02.588 INFO [stderr]     Checking rusoto_credential v0.14.0
Dec 04 23:03:02.596 INFO [stderr]     Checking hyper-tls v0.3.1
Dec 04 23:03:14.890 INFO [stderr]     Checking rusoto_s3 v0.35.0
Dec 04 23:03:27.278 INFO [stderr]     Checking object-spam v0.1.0 (/source)
Dec 04 23:03:35.730 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 23:03:35.730 INFO [stderr]   --> src/stats.rs:71:9
Dec 04 23:03:35.730 INFO [stderr]    |
Dec 04 23:03:35.730 INFO [stderr] 71 |         writeln!(f, "Timing results for {}", self.category);
Dec 04 23:03:35.730 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 23:03:35.730 INFO [stderr]    |
Dec 04 23:03:35.730 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 23:03:35.730 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 23:03:35.730 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 04 23:03:35.730 INFO [stderr] 
Dec 04 23:03:35.730 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 23:03:35.730 INFO [stderr]   --> src/stats.rs:72:9
Dec 04 23:03:35.730 INFO [stderr]    |
Dec 04 23:03:35.730 INFO [stderr] 72 |         writeln!(f, "Bandwidth = {:.3} MB/sec", self.bytes / self.sum as f64 / (1024.0 * 1024.0));
Dec 04 23:03:35.730 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 23:03:35.730 INFO [stderr]    |
Dec 04 23:03:35.730 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 23:03:35.730 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 04 23:03:35.730 INFO [stderr] 
Dec 04 23:03:35.730 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 23:03:35.730 INFO [stderr]   --> src/stats.rs:73:9
Dec 04 23:03:35.730 INFO [stderr]    |
Dec 04 23:03:35.730 INFO [stderr] 73 |         writeln!(f, "Mean = {:.3}", (self.max - self.min) / 2_f64);
Dec 04 23:03:35.730 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 23:03:35.730 INFO [stderr]    |
Dec 04 23:03:35.730 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 23:03:35.730 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 04 23:03:35.730 INFO [stderr] 
Dec 04 23:03:35.730 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 23:03:35.730 INFO [stderr]   --> src/stats.rs:74:9
Dec 04 23:03:35.730 INFO [stderr]    |
Dec 04 23:03:35.730 INFO [stderr] 74 |         writeln!(f, "Average = {:.3}", self.sum / self.num_samples as f64);
Dec 04 23:03:35.730 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 23:03:35.730 INFO [stderr]    |
Dec 04 23:03:35.730 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 23:03:35.730 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 04 23:03:35.730 INFO [stderr] 
Dec 04 23:03:35.730 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 23:03:35.730 INFO [stderr]   --> src/stats.rs:75:9
Dec 04 23:03:35.730 INFO [stderr]    |
Dec 04 23:03:35.730 INFO [stderr] 75 |         writeln!(f, "Max = {:.3}", self.max);
Dec 04 23:03:35.730 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 23:03:35.730 INFO [stderr]    |
Dec 04 23:03:35.730 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 23:03:35.731 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 04 23:03:35.731 INFO [stderr] 
Dec 04 23:03:35.731 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 23:03:35.731 INFO [stderr]   --> src/stats.rs:76:9
Dec 04 23:03:35.731 INFO [stderr]    |
Dec 04 23:03:35.731 INFO [stderr] 76 |         writeln!(f, "Min = {:.3}", self.min);
Dec 04 23:03:35.731 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 23:03:35.731 INFO [stderr]    |
Dec 04 23:03:35.731 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 23:03:35.731 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 04 23:03:35.731 INFO [stderr] 
Dec 04 23:03:35.731 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 23:03:35.731 INFO [stderr]   --> src/stats.rs:77:9
Dec 04 23:03:35.731 INFO [stderr]    |
Dec 04 23:03:35.731 INFO [stderr] 77 |         writeln!(f, "50th Percenile value = {:.3}", self.histogram[FIFTY]);
Dec 04 23:03:35.731 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 23:03:35.731 INFO [stderr]    |
Dec 04 23:03:35.731 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 23:03:35.731 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 04 23:03:35.731 INFO [stderr] 
Dec 04 23:03:35.731 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 23:03:35.731 INFO [stderr]   --> src/stats.rs:71:9
Dec 04 23:03:35.731 INFO [stderr]    |
Dec 04 23:03:35.731 INFO [stderr] 71 |         writeln!(f, "Timing results for {}", self.category);
Dec 04 23:03:35.731 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 23:03:35.731 INFO [stderr]    |
Dec 04 23:03:35.731 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 23:03:35.731 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 23:03:35.731 INFO [stderr]   --> src/stats.rs:78:9
Dec 04 23:03:35.731 INFO [stderr]    |
Dec 04 23:03:35.731 INFO [stderr] 78 |         writeln!(f, "70th Percenile value = {:.3}", self.histogram[SEVENTY]);
Dec 04 23:03:35.731 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 23:03:35.731 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 23:03:35.731 INFO [stderr]    |
Dec 04 23:03:35.731 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 04 23:03:35.731 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 23:03:35.731 INFO [stderr] 
Dec 04 23:03:35.731 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 04 23:03:35.731 INFO [stderr] 
Dec 04 23:03:35.731 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 23:03:35.731 INFO [stderr]   --> src/stats.rs:72:9
Dec 04 23:03:35.731 INFO [stderr]    |
Dec 04 23:03:35.731 INFO [stderr] 72 |         writeln!(f, "Bandwidth = {:.3} MB/sec", self.bytes / self.sum as f64 / (1024.0 * 1024.0));
Dec 04 23:03:35.731 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 23:03:35.731 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 23:03:35.731 INFO [stderr]   --> src/stats.rs:79:9
Dec 04 23:03:35.731 INFO [stderr]    |
Dec 04 23:03:35.731 INFO [stderr] 79 |         writeln!(f, "90th Percenile value = {:.3}", self.histogram[NINETY]);
Dec 04 23:03:35.731 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 23:03:35.731 INFO [stderr]    |
Dec 04 23:03:35.731 INFO [stderr]    |
Dec 04 23:03:35.731 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 23:03:35.732 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 04 23:03:35.732 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 23:03:35.732 INFO [stderr] 
Dec 04 23:03:35.732 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 04 23:03:35.732 INFO [stderr] 
Dec 04 23:03:35.732 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 23:03:35.732 INFO [stderr]   --> src/stats.rs:80:9
Dec 04 23:03:35.732 INFO [stderr]    |
Dec 04 23:03:35.732 INFO [stderr] 80 |         writeln!(f, "95th Percenile value = {:.3}", self.histogram[NINETY5]);
Dec 04 23:03:35.732 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 23:03:35.732 INFO [stderr]    |
Dec 04 23:03:35.732 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 23:03:35.732 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 23:03:35.732 INFO [stderr]   --> src/stats.rs:73:9
Dec 04 23:03:35.732 INFO [stderr]    |
Dec 04 23:03:35.732 INFO [stderr] 73 |         writeln!(f, "Mean = {:.3}", (self.max - self.min) / 2_f64);
Dec 04 23:03:35.732 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 23:03:35.732 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 04 23:03:35.732 INFO [stderr]    |
Dec 04 23:03:35.732 INFO [stderr] 
Dec 04 23:03:35.732 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 23:03:35.732 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 04 23:03:35.732 INFO [stderr] 
Dec 04 23:03:35.732 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 23:03:35.732 INFO [stderr]   --> src/stats.rs:74:9
Dec 04 23:03:35.732 INFO [stderr]    |
Dec 04 23:03:35.732 INFO [stderr] 74 |         writeln!(f, "Average = {:.3}", self.sum / self.num_samples as f64);
Dec 04 23:03:35.732 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 23:03:35.732 INFO [stderr]    |
Dec 04 23:03:35.732 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 23:03:35.732 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 04 23:03:35.732 INFO [stderr] 
Dec 04 23:03:35.732 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 23:03:35.732 INFO [stderr]   --> src/stats.rs:75:9
Dec 04 23:03:35.732 INFO [stderr]    |
Dec 04 23:03:35.732 INFO [stderr] 75 |         writeln!(f, "Max = {:.3}", self.max);
Dec 04 23:03:35.732 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 23:03:35.732 INFO [stderr]    |
Dec 04 23:03:35.732 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 23:03:35.732 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 04 23:03:35.732 INFO [stderr] 
Dec 04 23:03:35.732 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 23:03:35.732 INFO [stderr]   --> src/stats.rs:76:9
Dec 04 23:03:35.732 INFO [stderr]    |
Dec 04 23:03:35.732 INFO [stderr] 76 |         writeln!(f, "Min = {:.3}", self.min);
Dec 04 23:03:35.732 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 23:03:35.732 INFO [stderr]    |
Dec 04 23:03:35.732 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 23:03:35.732 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 04 23:03:35.732 INFO [stderr] 
Dec 04 23:03:35.732 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 23:03:35.732 INFO [stderr]   --> src/stats.rs:77:9
Dec 04 23:03:35.732 INFO [stderr]    |
Dec 04 23:03:35.732 INFO [stderr] 77 |         writeln!(f, "50th Percenile value = {:.3}", self.histogram[FIFTY]);
Dec 04 23:03:35.732 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 23:03:35.732 INFO [stderr]    |
Dec 04 23:03:35.732 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 23:03:35.732 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 04 23:03:35.732 INFO [stderr] 
Dec 04 23:03:35.732 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 23:03:35.732 INFO [stderr]   --> src/stats.rs:78:9
Dec 04 23:03:35.732 INFO [stderr]    |
Dec 04 23:03:35.732 INFO [stderr] 78 |         writeln!(f, "70th Percenile value = {:.3}", self.histogram[SEVENTY]);
Dec 04 23:03:35.732 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 23:03:35.732 INFO [stderr]    |
Dec 04 23:03:35.732 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 23:03:35.732 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 04 23:03:35.732 INFO [stderr] 
Dec 04 23:03:35.739 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 23:03:35.739 INFO [stderr]   --> src/stats.rs:79:9
Dec 04 23:03:35.739 INFO [stderr]    |
Dec 04 23:03:35.739 INFO [stderr] 79 |         writeln!(f, "90th Percenile value = {:.3}", self.histogram[NINETY]);
Dec 04 23:03:35.739 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 23:03:35.739 INFO [stderr]    |
Dec 04 23:03:35.739 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 23:03:35.739 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 04 23:03:35.739 INFO [stderr] 
Dec 04 23:03:35.739 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 23:03:35.739 INFO [stderr]   --> src/stats.rs:80:9
Dec 04 23:03:35.739 INFO [stderr]    |
Dec 04 23:03:35.739 INFO [stderr] 80 |         writeln!(f, "95th Percenile value = {:.3}", self.histogram[NINETY5]);
Dec 04 23:03:35.739 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 23:03:35.739 INFO [stderr]    |
Dec 04 23:03:35.739 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 23:03:35.739 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 04 23:03:35.739 INFO [stderr] 
Dec 04 23:03:35.760 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.52s
Dec 04 23:03:35.773 INFO [stderr] su: No module specific data is present
Dec 04 23:03:36.130 INFO running `"docker" "inspect" "700bad0db9666c85410b90206aed22e4a8a93b81e633a1dbc9c53339bb177dab"`
Dec 04 23:03:36.224 INFO running `"docker" "rm" "-f" "700bad0db9666c85410b90206aed22e4a8a93b81e633a1dbc9c53339bb177dab"`
Dec 04 23:03:36.313 INFO [stdout] 700bad0db9666c85410b90206aed22e4a8a93b81e633a1dbc9c53339bb177dab