Dec 04 07:39:26.601 INFO checking vi/netmeasure2 against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 07:39:26.601 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 07:39:27.067 INFO [stdout] 1cf8e4250a3ac165478aaaebfd5ffdfa33dc7cdc4a8040d029c3f0b3cca12d3c
Dec 04 07:39:27.075 INFO running `"docker" "start" "-a" "1cf8e4250a3ac165478aaaebfd5ffdfa33dc7cdc4a8040d029c3f0b3cca12d3c"`
Dec 04 07:39:28.963 INFO [stderr] usermod: no changes
Dec 04 07:39:29.211 INFO [stderr]    Compiling serde v1.0.79
Dec 04 07:39:29.219 INFO [stderr]     Checking half v1.2.0
Dec 04 07:39:29.223 INFO [stderr]     Checking enum_derive v0.1.7
Dec 04 07:39:29.224 INFO [stderr]     Checking macro-attr v0.2.0
Dec 04 07:39:29.225 INFO [stderr]     Checking static_assertions v0.2.5
Dec 04 07:39:29.233 INFO [stderr]     Checking strum v0.9.0
Dec 04 07:39:29.240 INFO [stderr]     Checking spin_sleep v0.3.7
Dec 04 07:39:29.248 INFO [stderr]     Checking counted-array v0.1.2
Dec 04 07:39:29.749 INFO [stderr]     Checking itertools v0.5.10
Dec 04 07:39:30.247 INFO [stderr]     Checking num-traits v0.2.5
Dec 04 07:39:30.268 INFO [stderr]    Compiling derivative v1.0.0
Dec 04 07:39:30.455 INFO [stderr]    Compiling rand_derive v0.3.1
Dec 04 07:39:30.720 INFO [stderr]    Compiling syn v0.14.9
Dec 04 07:39:30.835 INFO [stderr]    Compiling syn v0.15.4
Dec 04 07:39:47.423 INFO [stderr]     Checking enum-unitary v0.3.4
Dec 04 07:40:03.161 INFO [stderr]    Compiling mini-internal v0.1.1
Dec 04 07:40:03.162 INFO [stderr]    Compiling serde_derive v1.0.79
Dec 04 07:40:15.873 INFO [stderr]     Checking miniserde v0.1.1
Dec 04 07:40:15.985 INFO [stderr]    Compiling synstructure v0.9.0
Dec 04 07:40:15.987 INFO [stderr]    Compiling structopt-derive v0.2.10
Dec 04 07:40:15.989 INFO [stderr]    Compiling strum_macros v0.9.1
Dec 04 07:40:19.585 INFO [stderr]     Checking miniserde_tools v0.1.0 (/source/miniserde_tools)
Dec 04 07:40:30.011 INFO [stderr]     Checking serde_json v1.0.28
Dec 04 07:40:30.108 INFO [stderr]     Checking serde_cbor v0.9.0
Dec 04 07:40:30.373 INFO [stderr]     Checking bincode v1.0.1
Dec 04 07:40:31.252 INFO [stderr]    Compiling failure_derive v0.1.2
Dec 04 07:40:34.463 INFO [stderr]     Checking structopt v0.2.10
Dec 04 07:40:37.966 INFO [stderr]     Checking failure v0.1.2
Dec 04 07:40:48.446 INFO [stderr]     Checking netmeasure2 v0.1.0 (/source)
Dec 04 07:40:52.955 INFO [stderr] error: unused `std::result::Result` that must be used
Dec 04 07:40:52.955 INFO [stderr]    --> src/probe.rs:354:9
Dec 04 07:40:52.956 INFO [stderr]     |
Dec 04 07:40:52.956 INFO [stderr] 354 |         writeln!(out);
Dec 04 07:40:52.956 INFO [stderr]     |         ^^^^^^^^^^^^^^
Dec 04 07:40:52.957 INFO [stderr]     |
Dec 04 07:40:52.957 INFO [stderr] note: lint level defined here
Dec 04 07:40:52.957 INFO [stderr]    --> src/main.rs:9:9
Dec 04 07:40:52.958 INFO [stderr]     |
Dec 04 07:40:52.958 INFO [stderr] 9   | #![deny(unused_must_use)]
Dec 04 07:40:52.958 INFO [stderr]     |         ^^^^^^^^^^^^^^^
Dec 04 07:40:52.959 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 07:40:52.959 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 07:40:52.959 INFO [stderr] 
Dec 04 07:40:52.959 INFO [stderr] error: unused `std::result::Result` that must be used
Dec 04 07:40:52.960 INFO [stderr]    --> src/battery/run.rs:115:13
Dec 04 07:40:52.960 INFO [stderr]     |
Dec 04 07:40:52.960 INFO [stderr] 115 |             writeln!(out);
Dec 04 07:40:52.961 INFO [stderr]     |             ^^^^^^^^^^^^^^
Dec 04 07:40:52.961 INFO [stderr]     |
Dec 04 07:40:52.961 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 07:40:52.961 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 07:40:52.962 INFO [stderr] 
Dec 04 07:40:52.994 INFO [stderr] error: aborting due to 2 previous errors
Dec 04 07:40:52.995 INFO [stderr] 
Dec 04 07:40:53.009 INFO [stderr] error: Could not compile `netmeasure2`.
Dec 04 07:40:53.010 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 04 07:40:53.077 INFO [stderr] error: unused `std::result::Result` that must be used
Dec 04 07:40:53.077 INFO [stderr]    --> src/probe.rs:354:9
Dec 04 07:40:53.077 INFO [stderr]     |
Dec 04 07:40:53.078 INFO [stderr] 354 |         writeln!(out);
Dec 04 07:40:53.078 INFO [stderr]     |         ^^^^^^^^^^^^^^
Dec 04 07:40:53.078 INFO [stderr]     |
Dec 04 07:40:53.078 INFO [stderr] note: lint level defined here
Dec 04 07:40:53.079 INFO [stderr]    --> src/main.rs:9:9
Dec 04 07:40:53.079 INFO [stderr]     |
Dec 04 07:40:53.079 INFO [stderr] 9   | #![deny(unused_must_use)]
Dec 04 07:40:53.080 INFO [stderr]     |         ^^^^^^^^^^^^^^^
Dec 04 07:40:53.080 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 07:40:53.080 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 07:40:53.080 INFO [stderr] 
Dec 04 07:40:53.081 INFO [stderr] error: unused `std::result::Result` that must be used
Dec 04 07:40:53.081 INFO [stderr]    --> src/battery/run.rs:115:13
Dec 04 07:40:53.081 INFO [stderr]     |
Dec 04 07:40:53.081 INFO [stderr] 115 |             writeln!(out);
Dec 04 07:40:53.082 INFO [stderr]     |             ^^^^^^^^^^^^^^
Dec 04 07:40:53.082 INFO [stderr]     |
Dec 04 07:40:53.082 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 07:40:53.083 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 07:40:53.083 INFO [stderr] 
Dec 04 07:40:53.107 INFO [stderr] error: aborting due to 2 previous errors
Dec 04 07:40:53.107 INFO [stderr] 
Dec 04 07:40:53.126 INFO [stderr] error: Could not compile `netmeasure2`.
Dec 04 07:40:53.126 INFO [stderr] 
Dec 04 07:40:53.126 INFO [stderr] To learn more, run the command again with --verbose.
Dec 04 07:40:53.129 INFO [stderr] su: No module specific data is present
Dec 04 07:40:54.909 INFO running `"docker" "inspect" "1cf8e4250a3ac165478aaaebfd5ffdfa33dc7cdc4a8040d029c3f0b3cca12d3c"`
Dec 04 07:40:55.265 INFO running `"docker" "rm" "-f" "1cf8e4250a3ac165478aaaebfd5ffdfa33dc7cdc4a8040d029c3f0b3cca12d3c"`
Dec 04 07:40:55.631 INFO [stdout] 1cf8e4250a3ac165478aaaebfd5ffdfa33dc7cdc4a8040d029c3f0b3cca12d3c