[INFO] updating cached repository https://github.com/yhlnb/graph
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/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] 66103f1421369ea9ba5d2f7b962c5849e207481b
[INFO] testing yhlnb/graph against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyhlnb%2Fgraph" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yhlnb/graph on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/yhlnb/graph
[INFO] finished tweaking git repo https://github.com/yhlnb/graph
[INFO] tweaked toml for git repo https://github.com/yhlnb/graph written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/yhlnb/graph already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-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-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9e8d7cc8ae16a0ef35f3323f913d3acaa98aa3895625ef5942eb651f59085627
[INFO] running `"docker" "start" "-a" "9e8d7cc8ae16a0ef35f3323f913d3acaa98aa3895625ef5942eb651f59085627"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.50
[INFO] [stderr]    Compiling getrandom v0.1.11
[INFO] [stderr]    Compiling bumpalo v2.6.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.50
[INFO] [stderr]    Compiling keccak v0.1.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling sha3 v0.8.2
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.50
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.50
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.50
[INFO] [stderr]    Compiling expender v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `Mutex`
[INFO] [stderr]  --> src/main.rs:6:22
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::sync::{Arc, Mutex};
[INFO] [stderr]   |                      ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/graph.rs:53:13
[INFO] [stderr]    |
[INFO] [stderr] 53 |         for i in 0..n {
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/hashfunc.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn new() -> Self{
[INFO] [stderr]    |            ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `digest`
[INFO] [stderr]   --> src/hashfunc.rs:19:12
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn digest(&mut self) -> Vec<u8> {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `label_sources`
[INFO] [stderr]   --> src/hashfunc.rs:23:12
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub fn label_sources(&mut self , nonce: &[u8] ,i:usize) -> Vec<u8> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `label_non_source`
[INFO] [stderr]   --> src/hashfunc.rs:29:12
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn label_non_source(&mut self, parent_labels: &[&VertexLabel]) -> Vec<u8> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.59s
[INFO] running `"docker" "inspect" "9e8d7cc8ae16a0ef35f3323f913d3acaa98aa3895625ef5942eb651f59085627"`
[INFO] running `"docker" "rm" "-f" "9e8d7cc8ae16a0ef35f3323f913d3acaa98aa3895625ef5942eb651f59085627"`
[INFO] [stdout] 9e8d7cc8ae16a0ef35f3323f913d3acaa98aa3895625ef5942eb651f59085627
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-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-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stdout] 90184dd4cb1b53e55d03c083841530695320594c915fc6faca4adbe382d30fe1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "90184dd4cb1b53e55d03c083841530695320594c915fc6faca4adbe382d30fe1"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling expender v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `Mutex`
[INFO] [stderr]  --> src/main.rs:6:22
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::sync::{Arc, Mutex};
[INFO] [stderr]   |                      ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/graph.rs:53:13
[INFO] [stderr]    |
[INFO] [stderr] 53 |         for i in 0..n {
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/hashfunc.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn new() -> Self{
[INFO] [stderr]    |            ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `digest`
[INFO] [stderr]   --> src/hashfunc.rs:19:12
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn digest(&mut self) -> Vec<u8> {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `label_sources`
[INFO] [stderr]   --> src/hashfunc.rs:23:12
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub fn label_sources(&mut self , nonce: &[u8] ,i:usize) -> Vec<u8> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `label_non_source`
[INFO] [stderr]   --> src/hashfunc.rs:29:12
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn label_non_source(&mut self, parent_labels: &[&VertexLabel]) -> Vec<u8> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `"docker" "inspect" "90184dd4cb1b53e55d03c083841530695320594c915fc6faca4adbe382d30fe1"`
[INFO] running `"docker" "rm" "-f" "90184dd4cb1b53e55d03c083841530695320594c915fc6faca4adbe382d30fe1"`
[INFO] [stdout] 90184dd4cb1b53e55d03c083841530695320594c915fc6faca4adbe382d30fe1
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-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-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e36217a133cbac6a23b052cbf719ff117e8e95b8b59e292d17c08b08fc955c41
[INFO] running `"docker" "start" "-a" "e36217a133cbac6a23b052cbf719ff117e8e95b8b59e292d17c08b08fc955c41"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused import: `Mutex`
[INFO] [stderr]  --> src/main.rs:6:22
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::sync::{Arc, Mutex};
[INFO] [stderr]   |                      ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/graph.rs:53:13
[INFO] [stderr]    |
[INFO] [stderr] 53 |         for i in 0..n {
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/hashfunc.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn new() -> Self{
[INFO] [stderr]    |            ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `digest`
[INFO] [stderr]   --> src/hashfunc.rs:19:12
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn digest(&mut self) -> Vec<u8> {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `label_sources`
[INFO] [stderr]   --> src/hashfunc.rs:23:12
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub fn label_sources(&mut self , nonce: &[u8] ,i:usize) -> Vec<u8> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `label_non_source`
[INFO] [stderr]   --> src/hashfunc.rs:29:12
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn label_non_source(&mut self, parent_labels: &[&VertexLabel]) -> Vec<u8> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/expender-aade98b7bc2f5306
[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" "e36217a133cbac6a23b052cbf719ff117e8e95b8b59e292d17c08b08fc955c41"`
[INFO] running `"docker" "rm" "-f" "e36217a133cbac6a23b052cbf719ff117e8e95b8b59e292d17c08b08fc955c41"`
[INFO] [stdout] e36217a133cbac6a23b052cbf719ff117e8e95b8b59e292d17c08b08fc955c41