[INFO] crate kademlia 0.1.0 is already in cache
[INFO] testing kademlia-0.1.0 against beta-2019-09-28 for beta-1.39-1
[INFO] extracting crate kademlia 0.1.0 into work/builds/worker-4/source
[INFO] validating manifest of crates.io crate kademlia 0.1.0 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 crates.io crate kademlia 0.1.0
[INFO] finished tweaking crates.io crate kademlia 0.1.0
[INFO] tweaked toml for crates.io crate kademlia 0.1.0 written to work/builds/worker-4/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/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] 1d55abaa61944a9a793947093ca32063148cafb9d5c04ac69fc6c9e57bc46cb5
[INFO] running `"docker" "start" "-a" "1d55abaa61944a9a793947093ca32063148cafb9d5c04ac69fc6c9e57bc46cb5"`
[INFO] [stderr]    Compiling kademlia v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `rand::OsRng`
[INFO] [stderr]  --> src/number_160.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use rand::OsRng;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `number_160::Number160`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use number_160::Number160;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Number160`
[INFO] [stderr]  --> src/number_160.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | / pub struct Number160 (
[INFO] [stderr] 4 | |     [u8; 20]
[INFO] [stderr] 5 | | );
[INFO] [stderr]   | |__^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]  --> src/number_160.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub fn new(b : [u8; 20]) -> Number160 {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `"docker" "inspect" "1d55abaa61944a9a793947093ca32063148cafb9d5c04ac69fc6c9e57bc46cb5"`
[INFO] running `"docker" "rm" "-f" "1d55abaa61944a9a793947093ca32063148cafb9d5c04ac69fc6c9e57bc46cb5"`
[INFO] [stdout] 1d55abaa61944a9a793947093ca32063148cafb9d5c04ac69fc6c9e57bc46cb5
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/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] 018e67a67039b48c60a6d31a15d59b17b3afe20d5cf356c9e16e6be7e98f4ca4
[INFO] running `"docker" "start" "-a" "018e67a67039b48c60a6d31a15d59b17b3afe20d5cf356c9e16e6be7e98f4ca4"`
[INFO] [stderr]    Compiling kademlia v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `rand::OsRng`
[INFO] [stderr]  --> src/number_160.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use rand::OsRng;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `number_160::Number160`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use number_160::Number160;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Number160`
[INFO] [stderr]  --> src/number_160.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | / pub struct Number160 (
[INFO] [stderr] 4 | |     [u8; 20]
[INFO] [stderr] 5 | | );
[INFO] [stderr]   | |__^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]  --> src/number_160.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub fn new(b : [u8; 20]) -> Number160 {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `"docker" "inspect" "018e67a67039b48c60a6d31a15d59b17b3afe20d5cf356c9e16e6be7e98f4ca4"`
[INFO] running `"docker" "rm" "-f" "018e67a67039b48c60a6d31a15d59b17b3afe20d5cf356c9e16e6be7e98f4ca4"`
[INFO] [stdout] 018e67a67039b48c60a6d31a15d59b17b3afe20d5cf356c9e16e6be7e98f4ca4
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/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] bfbfa0b86087661dc5a68bf2a9567d58004f79d8cda9678951aefa57537ce2f0
[INFO] running `"docker" "start" "-a" "bfbfa0b86087661dc5a68bf2a9567d58004f79d8cda9678951aefa57537ce2f0"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/kademlia-d05c168a4172ec24
[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" "bfbfa0b86087661dc5a68bf2a9567d58004f79d8cda9678951aefa57537ce2f0"`
[INFO] running `"docker" "rm" "-f" "bfbfa0b86087661dc5a68bf2a9567d58004f79d8cda9678951aefa57537ce2f0"`
[INFO] [stdout] bfbfa0b86087661dc5a68bf2a9567d58004f79d8cda9678951aefa57537ce2f0