[INFO] cloning repository https://github.com/Sulfurium/sulfur
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Sulfurium/sulfur" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSulfurium%2Fsulfur", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSulfurium%2Fsulfur'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 89969443cb3d5ce0fef1f6919b9c2658625eebeb
[INFO] checking Sulfurium/sulfur against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSulfurium%2Fsulfur" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Sulfurium/sulfur on toolchain c919f490bbcd2b29b74016101f7ec71aaa24bdbb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Sulfurium/sulfur
[INFO] finished tweaking git repo https://github.com/Sulfurium/sulfur
[INFO] tweaked toml for git repo https://github.com/Sulfurium/sulfur written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/Sulfurium/sulfur already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 46c36bd97ad7e97be4123ce02504244a11e6df5dff50a6d9b85a9b4e5ca6063a
[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" "46c36bd97ad7e97be4123ce02504244a11e6df5dff50a6d9b85a9b4e5ca6063a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46c36bd97ad7e97be4123ce02504244a11e6df5dff50a6d9b85a9b4e5ca6063a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46c36bd97ad7e97be4123ce02504244a11e6df5dff50a6d9b85a9b4e5ca6063a", kill_on_drop: false }`
[INFO] [stdout] 46c36bd97ad7e97be4123ce02504244a11e6df5dff50a6d9b85a9b4e5ca6063a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "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] d29128128949a5dadfc5026ba7da3e4248fb2f0c9d2077ff341302182071feca
[INFO] running `Command { std: "docker" "start" "-a" "d29128128949a5dadfc5026ba7da3e4248fb2f0c9d2077ff341302182071feca", kill_on_drop: false }`
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[INFO] [stdout] warning: variant `NO_LICENSE` should have an upper camel case name
[INFO] [stdout]    --> src/lib/packages/pkg_struct.rs:181:5
[INFO] [stdout]     |
[INFO] [stdout] 181 |     NO_LICENSE,
[INFO] [stdout]     |     ^^^^^^^^^^ help: convert the identifier to upper camel case: `NoLicense`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `NO_LICENSE` should have an upper camel case name
[INFO] [stdout]    --> src/lib/packages/pkg_struct.rs:181:5
[INFO] [stdout]     |
[INFO] [stdout] 181 |     NO_LICENSE,
[INFO] [stdout]     |     ^^^^^^^^^^ help: convert the identifier to upper camel case: `NoLicense`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]  --> src/lib/packages/pkg_struct.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]  --> src/lib/packages/pkg_struct.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `packages`
[INFO] [stdout]  --> src/lib/packages/remove.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn remove(packages: Vec<String>) {}
[INFO] [stdout]   |               ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_packages`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `packages`
[INFO] [stdout]  --> src/lib/packages/remove.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn remove(packages: Vec<String>) {}
[INFO] [stdout]   |               ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_packages`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `extract`
[INFO] [stdout]  --> src/lib/packages/extract.rs:6:14
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub async fn extract(path: PathBuf) -> std::io::Result<bool> {
[INFO] [stdout]   |              ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `format_license`
[INFO] [stdout]   --> src/lib/packages/pkg_struct.rs:64:12
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn format_license(&self) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_dependence`
[INFO] [stdout]   --> src/lib/packages/pkg_struct.rs:67:12
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn get_dependence(&self) -> Vec<String> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_optional_dependence`
[INFO] [stdout]   --> src/lib/packages/pkg_struct.rs:76:12
[INFO] [stdout]    |
[INFO] [stdout] 76 |     pub fn get_optional_dependence(&self) -> Vec<String> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_installed`
[INFO] [stdout]   --> src/lib/packages/pkg_struct.rs:82:12
[INFO] [stdout]    |
[INFO] [stdout] 82 |     pub fn get_installed(&self) -> Option<bool> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_dependence`
[INFO] [stdout]    --> src/lib/packages/pkg_struct.rs:142:12
[INFO] [stdout]     |
[INFO] [stdout] 142 |     pub fn set_dependence(&mut self, dependence: Vec<String>) -> &mut PKG {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_optional_dependence`
[INFO] [stdout]    --> src/lib/packages/pkg_struct.rs:150:12
[INFO] [stdout]     |
[INFO] [stdout] 150 |     pub fn set_optional_dependence(&mut self, optional_dependence: Vec<String>) -> &mut PKG {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_package`
[INFO] [stdout]  --> src/lib/packages/read.rs:5:14
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub async fn read_package(path: PathBuf) -> std::io::Result<PKG> {
[INFO] [stdout]   |              ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `extract`
[INFO] [stdout]  --> src/lib/packages/extract.rs:6:14
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub async fn extract(path: PathBuf) -> std::io::Result<bool> {
[INFO] [stdout]   |              ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `format_license`
[INFO] [stdout]   --> src/lib/packages/pkg_struct.rs:64:12
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn format_license(&self) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_dependence`
[INFO] [stdout]   --> src/lib/packages/pkg_struct.rs:67:12
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn get_dependence(&self) -> Vec<String> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_optional_dependence`
[INFO] [stdout]   --> src/lib/packages/pkg_struct.rs:76:12
[INFO] [stdout]    |
[INFO] [stdout] 76 |     pub fn get_optional_dependence(&self) -> Vec<String> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_installed`
[INFO] [stdout]   --> src/lib/packages/pkg_struct.rs:82:12
[INFO] [stdout]    |
[INFO] [stdout] 82 |     pub fn get_installed(&self) -> Option<bool> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_dependence`
[INFO] [stdout]    --> src/lib/packages/pkg_struct.rs:142:12
[INFO] [stdout]     |
[INFO] [stdout] 142 |     pub fn set_dependence(&mut self, dependence: Vec<String>) -> &mut PKG {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_optional_dependence`
[INFO] [stdout]    --> src/lib/packages/pkg_struct.rs:150:12
[INFO] [stdout]     |
[INFO] [stdout] 150 |     pub fn set_optional_dependence(&mut self, optional_dependence: Vec<String>) -> &mut PKG {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_package`
[INFO] [stdout]  --> src/lib/packages/read.rs:5:14
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub async fn read_package(path: PathBuf) -> std::io::Result<PKG> {
[INFO] [stdout]   |              ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 01s
[INFO] running `Command { std: "docker" "inspect" "d29128128949a5dadfc5026ba7da3e4248fb2f0c9d2077ff341302182071feca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d29128128949a5dadfc5026ba7da3e4248fb2f0c9d2077ff341302182071feca", kill_on_drop: false }`
[INFO] [stdout] d29128128949a5dadfc5026ba7da3e4248fb2f0c9d2077ff341302182071feca