[INFO] cloning repository https://github.com/BolZer/frag
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BolZer/frag" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBolZer%2Ffrag", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBolZer%2Ffrag'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3ca046a64603e325d56414167cb79daa65e5eaa6
[INFO] checking BolZer/frag against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBolZer%2Ffrag" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BolZer/frag on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BolZer/frag
[INFO] finished tweaking git repo https://github.com/BolZer/frag
[INFO] tweaked toml for git repo https://github.com/BolZer/frag written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/BolZer/frag already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39eb52f5d05c5dbad2a9f3d4df3706db60fc7de0c2bb8b2d8348807daa7e57f7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "39eb52f5d05c5dbad2a9f3d4df3706db60fc7de0c2bb8b2d8348807daa7e57f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39eb52f5d05c5dbad2a9f3d4df3706db60fc7de0c2bb8b2d8348807daa7e57f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39eb52f5d05c5dbad2a9f3d4df3706db60fc7de0c2bb8b2d8348807daa7e57f7", kill_on_drop: false }`
[INFO] [stdout] 39eb52f5d05c5dbad2a9f3d4df3706db60fc7de0c2bb8b2d8348807daa7e57f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1c37f31e22154c1c66d282242c745c38814816e3d1014dbfb9f61bfc1cd23805
[INFO] running `Command { std: "docker" "start" "-a" "1c37f31e22154c1c66d282242c745c38814816e3d1014dbfb9f61bfc1cd23805", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.84
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling syn v0.15.24
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]    Compiling serde_derive v1.0.84
[INFO] [stderr]     Checking Frag v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `initialize`
[INFO] [stdout]   --> src/config/mod.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn initialize() -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `headers`
[INFO] [stdout]  --> src/kernel/mux/http.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     headers: &'a str
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `ParameterBag`
[INFO] [stdout]   --> src/kernel/mux/http.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct ParameterBag {}
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/kernel/mux/mod.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub fn new() -> Self {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `cache`
[INFO] [stdout]   --> src/kernel/mod.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     cache: &'a cache::Cache,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_config_by_reference`
[INFO] [stdout]   --> src/kernel/mod.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn get_config_by_reference(&self) -> &Config {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `Frag` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `frag`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `initialize`
[INFO] [stdout]   --> src/config/mod.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn initialize() -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `headers`
[INFO] [stdout]  --> src/kernel/mux/http.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     headers: &'a str
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `ParameterBag`
[INFO] [stdout]   --> src/kernel/mux/http.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct ParameterBag {}
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/kernel/mux/mod.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub fn new() -> Self {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `cache`
[INFO] [stdout]   --> src/kernel/mod.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     cache: &'a cache::Cache,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_config_by_reference`
[INFO] [stdout]   --> src/kernel/mod.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn get_config_by_reference(&self) -> &Config {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `Frag` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `frag`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.51s
[INFO] running `Command { std: "docker" "inspect" "1c37f31e22154c1c66d282242c745c38814816e3d1014dbfb9f61bfc1cd23805", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c37f31e22154c1c66d282242c745c38814816e3d1014dbfb9f61bfc1cd23805", kill_on_drop: false }`
[INFO] [stdout] 1c37f31e22154c1c66d282242c745c38814816e3d1014dbfb9f61bfc1cd23805