[INFO] updating cached repository https://github.com/samWighton/graph_network
[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] db735322de8b075644ee113dfc6c84c6a2c7ea3c
[INFO] testing samWighton/graph_network against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FsamWighton%2Fgraph_network" "work/builds/worker-4/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/samWighton/graph_network 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/samWighton/graph_network
[INFO] finished tweaking git repo https://github.com/samWighton/graph_network
[INFO] tweaked toml for git repo https://github.com/samWighton/graph_network written to work/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/samWighton/graph_network 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-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] 349a8d0340ecf68c29f759b1a49f6e56743ed2961ab98cd6d75b25e68583a2ef
[INFO] running `"docker" "start" "-a" "349a8d0340ecf68c29f759b1a49f6e56743ed2961ab98cd6d75b25e68583a2ef"`
[INFO] [stderr]    Compiling permissions v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::time::Instant`
[INFO] [stderr]   --> src/main.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | use std::time::Instant;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::borrow::ToOwned`
[INFO] [stderr]   --> src/main.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 | use std::borrow::ToOwned;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/main.rs:163:2
[INFO] [stderr]     |
[INFO] [stderr] 113 |       loop {
[INFO] [stderr]     |  _____-
[INFO] [stderr] 114 | |         let (number_of_bytes, src_addr) = socket
[INFO] [stderr] 115 | |             .recv_from(&mut buf)
[INFO] [stderr] 116 | |             .expect("Didn't receive data");
[INFO] [stderr] ...   |
[INFO] [stderr] 161 | |         // println!("benchmark = {} seconds {} nanoseconds", benchmark_start.elapsed().as_secs(), benchmark_start.elapsed().subsec_nanos());
[INFO] [stderr] 162 | |     }
[INFO] [stderr]     | |_____- any code following this expression is unreachable
[INFO] [stderr] 163 |       return
[INFO] [stderr]     |       ^^^^^^ unreachable expression
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/main.rs:247:2
[INFO] [stderr]     |
[INFO] [stderr] 233 |       match words[0] {
[INFO] [stderr]     |  _____-
[INFO] [stderr] 234 | |         "get_all_edges"  => return Some( 
[INFO] [stderr] 235 | |             get_all_links(
[INFO] [stderr] 236 | |                 edges, 
[INFO] [stderr] ...   |
[INFO] [stderr] 244 | |         _                => return None,
[INFO] [stderr] 245 | |     }
[INFO] [stderr]     | |_____- any code following this `match` expression is unreachable, as all arms diverge
[INFO] [stderr] 246 |       
[INFO] [stderr] 247 |       None
[INFO] [stderr]     |       ^^^^ unreachable expression
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `table_names`
[INFO] [stderr]    --> src/main.rs:213:19
[INFO] [stderr]     |
[INFO] [stderr] 213 | fn parse_received(table_names: &mut Vec<&str>, edges: &Vec<Edge>, buf: [u8;100]) ->  Option <(Vec<(Edge)>)> {
[INFO] [stderr]     |                   ^^^^^^^^^^^ help: consider prefixing with an underscore: `_table_names`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/main.rs:331:6
[INFO] [stderr]     |
[INFO] [stderr] 331 |     for e in 0 .. num_of_edges {
[INFO] [stderr]     |         ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]    --> src/main.rs:347:6
[INFO] [stderr]     |
[INFO] [stderr] 347 |     for t in 0 .. num_of_tables {
[INFO] [stderr]     |         ^ help: consider prefixing with an underscore: `_t`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:216:6
[INFO] [stderr]     |
[INFO] [stderr] 216 |     let mut split = temp_string.split(" ");
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:149:3
[INFO] [stderr]     |
[INFO] [stderr] 149 |         socket.send_to(&temp_reply_message.as_bytes(), &src_addr);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `"docker" "inspect" "349a8d0340ecf68c29f759b1a49f6e56743ed2961ab98cd6d75b25e68583a2ef"`
[INFO] running `"docker" "rm" "-f" "349a8d0340ecf68c29f759b1a49f6e56743ed2961ab98cd6d75b25e68583a2ef"`
[INFO] [stdout] 349a8d0340ecf68c29f759b1a49f6e56743ed2961ab98cd6d75b25e68583a2ef
[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] 73977be72466a01ad3bf106180feafdd31a1ec75e99f1a3d61b21ba800afc840
[INFO] running `"docker" "start" "-a" "73977be72466a01ad3bf106180feafdd31a1ec75e99f1a3d61b21ba800afc840"`
[INFO] [stderr]    Compiling permissions v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::time::Instant`
[INFO] [stderr]   --> src/main.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | use std::time::Instant;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::borrow::ToOwned`
[INFO] [stderr]   --> src/main.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 | use std::borrow::ToOwned;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/main.rs:163:2
[INFO] [stderr]     |
[INFO] [stderr] 113 |       loop {
[INFO] [stderr]     |  _____-
[INFO] [stderr] 114 | |         let (number_of_bytes, src_addr) = socket
[INFO] [stderr] 115 | |             .recv_from(&mut buf)
[INFO] [stderr] 116 | |             .expect("Didn't receive data");
[INFO] [stderr] ...   |
[INFO] [stderr] 161 | |         // println!("benchmark = {} seconds {} nanoseconds", benchmark_start.elapsed().as_secs(), benchmark_start.elapsed().subsec_nanos());
[INFO] [stderr] 162 | |     }
[INFO] [stderr]     | |_____- any code following this expression is unreachable
[INFO] [stderr] 163 |       return
[INFO] [stderr]     |       ^^^^^^ unreachable expression
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/main.rs:247:2
[INFO] [stderr]     |
[INFO] [stderr] 233 |       match words[0] {
[INFO] [stderr]     |  _____-
[INFO] [stderr] 234 | |         "get_all_edges"  => return Some( 
[INFO] [stderr] 235 | |             get_all_links(
[INFO] [stderr] 236 | |                 edges, 
[INFO] [stderr] ...   |
[INFO] [stderr] 244 | |         _                => return None,
[INFO] [stderr] 245 | |     }
[INFO] [stderr]     | |_____- any code following this `match` expression is unreachable, as all arms diverge
[INFO] [stderr] 246 |       
[INFO] [stderr] 247 |       None
[INFO] [stderr]     |       ^^^^ unreachable expression
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `table_names`
[INFO] [stderr]    --> src/main.rs:213:19
[INFO] [stderr]     |
[INFO] [stderr] 213 | fn parse_received(table_names: &mut Vec<&str>, edges: &Vec<Edge>, buf: [u8;100]) ->  Option <(Vec<(Edge)>)> {
[INFO] [stderr]     |                   ^^^^^^^^^^^ help: consider prefixing with an underscore: `_table_names`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/main.rs:331:6
[INFO] [stderr]     |
[INFO] [stderr] 331 |     for e in 0 .. num_of_edges {
[INFO] [stderr]     |         ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]    --> src/main.rs:347:6
[INFO] [stderr]     |
[INFO] [stderr] 347 |     for t in 0 .. num_of_tables {
[INFO] [stderr]     |         ^ help: consider prefixing with an underscore: `_t`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:216:6
[INFO] [stderr]     |
[INFO] [stderr] 216 |     let mut split = temp_string.split(" ");
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:149:3
[INFO] [stderr]     |
[INFO] [stderr] 149 |         socket.send_to(&temp_reply_message.as_bytes(), &src_addr);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `"docker" "inspect" "73977be72466a01ad3bf106180feafdd31a1ec75e99f1a3d61b21ba800afc840"`
[INFO] running `"docker" "rm" "-f" "73977be72466a01ad3bf106180feafdd31a1ec75e99f1a3d61b21ba800afc840"`
[INFO] [stdout] 73977be72466a01ad3bf106180feafdd31a1ec75e99f1a3d61b21ba800afc840
[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] 40c1b60c7840b83220e2f71c0424eaa19063ea84a65a5c6296fe6bc51ed24470
[INFO] running `"docker" "start" "-a" "40c1b60c7840b83220e2f71c0424eaa19063ea84a65a5c6296fe6bc51ed24470"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/permissions-23eab43ee7460993
[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" "40c1b60c7840b83220e2f71c0424eaa19063ea84a65a5c6296fe6bc51ed24470"`
[INFO] running `"docker" "rm" "-f" "40c1b60c7840b83220e2f71c0424eaa19063ea84a65a5c6296fe6bc51ed24470"`
[INFO] [stdout] 40c1b60c7840b83220e2f71c0424eaa19063ea84a65a5c6296fe6bc51ed24470