[INFO] updating cached repository https://github.com/errorport/exostat
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 301eb9d72cd8c4248b876e3cbf7e186fcf3e9c6a
[INFO] testing errorport/exostat against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferrorport%2Fexostat" "work/builds/worker-0/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/errorport/exostat on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/errorport/exostat
[INFO] finished tweaking git repo https://github.com/errorport/exostat
[INFO] tweaked toml for git repo https://github.com/errorport/exostat written to work/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/errorport/exostat already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 3c54152d95ab021b42bf3c1d1fc8f6a31508a0281351851b8d3d96083f5745a4
[INFO] running `"docker" "start" "-a" "3c54152d95ab021b42bf3c1d1fc8f6a31508a0281351851b8d3d96083f5745a4"`
[INFO] [stderr]    Compiling bytesize v0.1.3
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling systemstat v0.1.4
[INFO] [stderr]    Compiling exostat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `output`
[INFO] [stderr]   --> src/main.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let output = Command::new("xsetroot")
[INFO] [stderr]    |         ^^^^^^ help: consider prefixing with an underscore: `_output`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `rx_bytes_diff` is never read
[INFO] [stderr]   --> src/main.rs:47:17
[INFO] [stderr]    |
[INFO] [stderr] 47 |         let mut rx_bytes_diff = 0i64;
[INFO] [stderr]    |                 ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `tx_bytes_diff` is never read
[INFO] [stderr]   --> src/main.rs:48:17
[INFO] [stderr]    |
[INFO] [stderr] 48 |         let mut tx_bytes_diff = 0i64;
[INFO] [stderr]    |                 ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `cycle_lenght` should have an upper case name
[INFO] [stderr]  --> src/main.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 | static cycle_lenght: u8 = 200;
[INFO] [stderr]   |        ^^^^^^^^^^^^ help: convert the identifier to upper case: `CYCLE_LENGHT`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.06s
[INFO] running `"docker" "inspect" "3c54152d95ab021b42bf3c1d1fc8f6a31508a0281351851b8d3d96083f5745a4"`
[INFO] running `"docker" "rm" "-f" "3c54152d95ab021b42bf3c1d1fc8f6a31508a0281351851b8d3d96083f5745a4"`
[INFO] [stdout] 3c54152d95ab021b42bf3c1d1fc8f6a31508a0281351851b8d3d96083f5745a4
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] b0e7d63e606798e5ce083dfdd160be55bcb0a65f74480d883f2b90e0045a0a47
[INFO] running `"docker" "start" "-a" "b0e7d63e606798e5ce083dfdd160be55bcb0a65f74480d883f2b90e0045a0a47"`
[INFO] [stderr]    Compiling exostat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `output`
[INFO] [stderr]   --> src/main.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let output = Command::new("xsetroot")
[INFO] [stderr]    |         ^^^^^^ help: consider prefixing with an underscore: `_output`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `rx_bytes_diff` is never read
[INFO] [stderr]   --> src/main.rs:47:17
[INFO] [stderr]    |
[INFO] [stderr] 47 |         let mut rx_bytes_diff = 0i64;
[INFO] [stderr]    |                 ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `tx_bytes_diff` is never read
[INFO] [stderr]   --> src/main.rs:48:17
[INFO] [stderr]    |
[INFO] [stderr] 48 |         let mut tx_bytes_diff = 0i64;
[INFO] [stderr]    |                 ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `cycle_lenght` should have an upper case name
[INFO] [stderr]  --> src/main.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 | static cycle_lenght: u8 = 200;
[INFO] [stderr]   |        ^^^^^^^^^^^^ help: convert the identifier to upper case: `CYCLE_LENGHT`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `"docker" "inspect" "b0e7d63e606798e5ce083dfdd160be55bcb0a65f74480d883f2b90e0045a0a47"`
[INFO] running `"docker" "rm" "-f" "b0e7d63e606798e5ce083dfdd160be55bcb0a65f74480d883f2b90e0045a0a47"`
[INFO] [stdout] b0e7d63e606798e5ce083dfdd160be55bcb0a65f74480d883f2b90e0045a0a47
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] 081bb58ae0ad1e1e651dfd5316e236c5c85f5ce8bf071654f75979a22fddd449
[INFO] running `"docker" "start" "-a" "081bb58ae0ad1e1e651dfd5316e236c5c85f5ce8bf071654f75979a22fddd449"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/exostat-18b37c9911f02ff8
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "081bb58ae0ad1e1e651dfd5316e236c5c85f5ce8bf071654f75979a22fddd449"`
[INFO] running `"docker" "rm" "-f" "081bb58ae0ad1e1e651dfd5316e236c5c85f5ce8bf071654f75979a22fddd449"`
[INFO] [stdout] 081bb58ae0ad1e1e651dfd5316e236c5c85f5ce8bf071654f75979a22fddd449