Dec 17 16:12:17.013 INFO checking samWighton/graph_network against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 16:12:17.013 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/samWighton/graph_network:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 16:12:17.162 INFO [stdout] 787f048d882fe9592a6bcb0d9142aec4af138ab37a517f0ba53d46e1db24cca1
Dec 17 16:12:17.164 INFO running `"docker" "start" "-a" "787f048d882fe9592a6bcb0d9142aec4af138ab37a517f0ba53d46e1db24cca1"`
Dec 17 16:12:17.754 INFO [stderr]     Checking rustc-serialize v0.3.23
Dec 17 16:12:21.100 INFO [stderr]     Checking permissions v0.1.0 (/opt/crater/workdir)
Dec 17 16:12:21.380 INFO [stderr] warning: unused import: `std::time::Instant`
Dec 17 16:12:21.380 INFO [stderr]   --> src/main.rs:21:5
Dec 17 16:12:21.380 INFO [stderr]    |
Dec 17 16:12:21.380 INFO [stderr] 21 | use std::time::Instant;
Dec 17 16:12:21.380 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 17 16:12:21.380 INFO [stderr]    |
Dec 17 16:12:21.380 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 17 16:12:21.380 INFO [stderr] 
Dec 17 16:12:21.380 INFO [stderr] warning: unused import: `std::borrow::ToOwned`
Dec 17 16:12:21.380 INFO [stderr]   --> src/main.rs:27:5
Dec 17 16:12:21.380 INFO [stderr]    |
Dec 17 16:12:21.380 INFO [stderr] 27 | use std::borrow::ToOwned;
Dec 17 16:12:21.380 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 17 16:12:21.380 INFO [stderr] 
Dec 17 16:12:21.420 INFO [stderr] warning: unused import: `std::time::Instant`
Dec 17 16:12:21.420 INFO [stderr]   --> src/main.rs:21:5
Dec 17 16:12:21.420 INFO [stderr]    |
Dec 17 16:12:21.420 INFO [stderr] 21 | use std::time::Instant;
Dec 17 16:12:21.420 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 17 16:12:21.420 INFO [stderr]    |
Dec 17 16:12:21.420 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 17 16:12:21.420 INFO [stderr] 
Dec 17 16:12:21.420 INFO [stderr] warning: unused import: `std::borrow::ToOwned`
Dec 17 16:12:21.420 INFO [stderr]   --> src/main.rs:27:5
Dec 17 16:12:21.420 INFO [stderr]    |
Dec 17 16:12:21.420 INFO [stderr] 27 | use std::borrow::ToOwned;
Dec 17 16:12:21.420 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 17 16:12:21.420 INFO [stderr] 
Dec 17 16:12:21.508 INFO [stderr] warning: unreachable expression
Dec 17 16:12:21.511 INFO [stderr]    --> src/main.rs:163:2
Dec 17 16:12:21.511 INFO [stderr]     |
Dec 17 16:12:21.511 INFO [stderr] 163 |     return
Dec 17 16:12:21.511 INFO [stderr]     |     ^^^^^^
Dec 17 16:12:21.511 INFO [stderr]     |
Dec 17 16:12:21.511 INFO [stderr]     = note: #[warn(unreachable_code)] on by default
Dec 17 16:12:21.511 INFO [stderr] 
Dec 17 16:12:21.511 INFO [stderr] warning: unreachable expression
Dec 17 16:12:21.511 INFO [stderr]    --> src/main.rs:163:2
Dec 17 16:12:21.511 INFO [stderr]     |
Dec 17 16:12:21.511 INFO [stderr] 163 |     return
Dec 17 16:12:21.511 INFO [stderr]     |     ^^^^^^
Dec 17 16:12:21.511 INFO [stderr]     |
Dec 17 16:12:21.511 INFO [stderr]     = note: #[warn(unreachable_code)] on by default
Dec 17 16:12:21.511 INFO [stderr] 
Dec 17 16:12:21.536 INFO [stderr] warning: unreachable expression
Dec 17 16:12:21.536 INFO [stderr]    --> src/main.rs:247:2
Dec 17 16:12:21.536 INFO [stderr]     |
Dec 17 16:12:21.536 INFO [stderr] 247 |     None
Dec 17 16:12:21.536 INFO [stderr]     |     ^^^^
Dec 17 16:12:21.536 INFO [stderr] 
Dec 17 16:12:21.552 INFO [stderr] warning: unused variable: `table_names`
Dec 17 16:12:21.552 INFO [stderr]    --> src/main.rs:213:19
Dec 17 16:12:21.552 INFO [stderr]     |
Dec 17 16:12:21.552 INFO [stderr] 213 | fn parse_received(table_names: &mut Vec<&str>, edges: &Vec<Edge>, buf: [u8;100]) ->  Option <(Vec<(Edge)>)> {
Dec 17 16:12:21.552 INFO [stderr]     |                   ^^^^^^^^^^^ help: consider using `_table_names` instead
Dec 17 16:12:21.552 INFO [stderr]     |
Dec 17 16:12:21.552 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 17 16:12:21.552 INFO [stderr] 
Dec 17 16:12:21.552 INFO [stderr] warning: unused variable: `e`
Dec 17 16:12:21.552 INFO [stderr]    --> src/main.rs:331:6
Dec 17 16:12:21.552 INFO [stderr]     |
Dec 17 16:12:21.552 INFO [stderr] 331 |     for e in 0 .. num_of_edges {
Dec 17 16:12:21.552 INFO [stderr]     |         ^ help: consider using `_e` instead
Dec 17 16:12:21.552 INFO [stderr] 
Dec 17 16:12:21.552 INFO [stderr] warning: unused variable: `t`
Dec 17 16:12:21.552 INFO [stderr]    --> src/main.rs:347:6
Dec 17 16:12:21.552 INFO [stderr]     |
Dec 17 16:12:21.552 INFO [stderr] 347 |     for t in 0 .. num_of_tables {
Dec 17 16:12:21.552 INFO [stderr]     |         ^ help: consider using `_t` instead
Dec 17 16:12:21.552 INFO [stderr] 
Dec 17 16:12:21.580 INFO [stderr] warning: variable does not need to be mutable
Dec 17 16:12:21.580 INFO [stderr]    --> src/main.rs:216:6
Dec 17 16:12:21.580 INFO [stderr]     |
Dec 17 16:12:21.580 INFO [stderr] 216 |     let mut split = temp_string.split(" ");
Dec 17 16:12:21.580 INFO [stderr]     |         ----^^^^^
Dec 17 16:12:21.580 INFO [stderr]     |         |
Dec 17 16:12:21.580 INFO [stderr]     |         help: remove this `mut`
Dec 17 16:12:21.580 INFO [stderr]     |
Dec 17 16:12:21.580 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 17 16:12:21.580 INFO [stderr] 
Dec 17 16:12:21.580 INFO [stderr] warning: unreachable expression
Dec 17 16:12:21.580 INFO [stderr]    --> src/main.rs:247:2
Dec 17 16:12:21.580 INFO [stderr]     |
Dec 17 16:12:21.580 INFO [stderr] 247 |     None
Dec 17 16:12:21.580 INFO [stderr]     |     ^^^^
Dec 17 16:12:21.580 INFO [stderr] 
Dec 17 16:12:21.583 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 16:12:21.583 INFO [stderr]    --> src/main.rs:149:3
Dec 17 16:12:21.583 INFO [stderr]     |
Dec 17 16:12:21.583 INFO [stderr] 149 |         socket.send_to(&temp_reply_message.as_bytes(), &src_addr);
Dec 17 16:12:21.583 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 16:12:21.583 INFO [stderr]     |
Dec 17 16:12:21.583 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 17 16:12:21.583 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 16:12:21.583 INFO [stderr] 
Dec 17 16:12:21.604 INFO [stderr] warning: unused variable: `table_names`
Dec 17 16:12:21.604 INFO [stderr]    --> src/main.rs:213:19
Dec 17 16:12:21.604 INFO [stderr]     |
Dec 17 16:12:21.604 INFO [stderr] 213 | fn parse_received(table_names: &mut Vec<&str>, edges: &Vec<Edge>, buf: [u8;100]) ->  Option <(Vec<(Edge)>)> {
Dec 17 16:12:21.604 INFO [stderr]     |                   ^^^^^^^^^^^ help: consider using `_table_names` instead
Dec 17 16:12:21.608 INFO [stderr]     |
Dec 17 16:12:21.609 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 17 16:12:21.609 INFO [stderr] 
Dec 17 16:12:21.609 INFO [stderr] warning: unused variable: `e`
Dec 17 16:12:21.609 INFO [stderr]    --> src/main.rs:331:6
Dec 17 16:12:21.609 INFO [stderr]     |
Dec 17 16:12:21.609 INFO [stderr] 331 |     for e in 0 .. num_of_edges {
Dec 17 16:12:21.609 INFO [stderr]     |         ^ help: consider using `_e` instead
Dec 17 16:12:21.609 INFO [stderr] 
Dec 17 16:12:21.609 INFO [stderr] warning: unused variable: `t`
Dec 17 16:12:21.609 INFO [stderr]    --> src/main.rs:347:6
Dec 17 16:12:21.609 INFO [stderr]     |
Dec 17 16:12:21.609 INFO [stderr] 347 |     for t in 0 .. num_of_tables {
Dec 17 16:12:21.609 INFO [stderr]     |         ^ help: consider using `_t` instead
Dec 17 16:12:21.609 INFO [stderr] 
Dec 17 16:12:21.672 INFO [stderr] warning: variable does not need to be mutable
Dec 17 16:12:21.672 INFO [stderr]    --> src/main.rs:216:6
Dec 17 16:12:21.672 INFO [stderr]     |
Dec 17 16:12:21.672 INFO [stderr] 216 |     let mut split = temp_string.split(" ");
Dec 17 16:12:21.672 INFO [stderr]     |         ----^^^^^
Dec 17 16:12:21.672 INFO [stderr]     |         |
Dec 17 16:12:21.672 INFO [stderr]     |         help: remove this `mut`
Dec 17 16:12:21.672 INFO [stderr]     |
Dec 17 16:12:21.672 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 17 16:12:21.672 INFO [stderr] 
Dec 17 16:12:21.684 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 16:12:21.684 INFO [stderr]    --> src/main.rs:149:3
Dec 17 16:12:21.684 INFO [stderr]     |
Dec 17 16:12:21.684 INFO [stderr] 149 |         socket.send_to(&temp_reply_message.as_bytes(), &src_addr);
Dec 17 16:12:21.684 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 16:12:21.684 INFO [stderr]     |
Dec 17 16:12:21.684 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 17 16:12:21.684 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 16:12:21.684 INFO [stderr] 
Dec 17 16:12:21.728 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.98s
Dec 17 16:12:22.893 INFO running `"docker" "inspect" "787f048d882fe9592a6bcb0d9142aec4af138ab37a517f0ba53d46e1db24cca1"`
Dec 17 16:12:23.354 INFO running `"docker" "rm" "-f" "787f048d882fe9592a6bcb0d9142aec4af138ab37a517f0ba53d46e1db24cca1"`
Dec 17 16:12:23.738 INFO [stdout] 787f048d882fe9592a6bcb0d9142aec4af138ab37a517f0ba53d46e1db24cca1