[INFO] updating cached repository https://github.com/EmanuelBoehm/Rust
[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] 67288922d71cb66c7a51973ab64afd1f5212e20e
[INFO] checking EmanuelBoehm/Rust against try#3ae4c050387df9f7fbb379ee90ce8bf05e566870 for pr-70872
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEmanuelBoehm%2FRust" "/workspace/builds/worker-14/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/EmanuelBoehm/Rust on toolchain 3ae4c050387df9f7fbb379ee90ce8bf05e566870
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3ae4c050387df9f7fbb379ee90ce8bf05e566870" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/EmanuelBoehm/Rust
[INFO] finished tweaking git repo https://github.com/EmanuelBoehm/Rust
[INFO] tweaked toml for git repo https://github.com/EmanuelBoehm/Rust written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/EmanuelBoehm/Rust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3ae4c050387df9f7fbb379ee90ce8bf05e566870" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=forbid" "-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" "+3ae4c050387df9f7fbb379ee90ce8bf05e566870" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fe67b8b352430b48855959e5a313307d909c532c4114c47eeba903ee30d3949a
[INFO] running `"docker" "start" "-a" "fe67b8b352430b48855959e5a313307d909c532c4114c47eeba903ee30d3949a"`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking regex-automata v0.1.8
[INFO] [stderr]     Checking bstr v0.2.11
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling openssl-sys v0.9.54
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling libssh2-sys v0.2.15
[INFO] [stderr]    Compiling libgit2-sys v0.11.0+0.99.0
[INFO] [stderr]    Compiling runas v0.2.1
[INFO] [stderr]     Checking backtrace v0.3.44
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking error-chain v0.12.1
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking which v3.1.0
[INFO] [stderr]     Checking git2 v0.12.0
[INFO] [stderr]     Checking rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `dirs::home_dir`
[INFO] [stderr]  --> src/configs/git_init.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use dirs::home_dir;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `dirs::home_dir`
[INFO] [stderr]  --> src/configs/git_init.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use dirs::home_dir;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `repo`
[INFO] [stderr]   --> src/configs/git_init.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let repo = match Repository::init(pathh) {
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_repo`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sandboxprgm`
[INFO] [stderr]   --> src/installer.rs:15:13
[INFO] [stderr]    |
[INFO] [stderr] 15 |         let sandboxprgm = Prgm::new("testprgm", PrgmType::Aur);
[INFO] [stderr]    |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sandboxprgm`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `repo`
[INFO] [stderr]   --> src/configs/git_init.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let repo = match Repository::init(pathh) {
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_repo`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sandboxprgm`
[INFO] [stderr]   --> src/installer.rs:15:13
[INFO] [stderr]    |
[INFO] [stderr] 15 |         let sandboxprgm = Prgm::new("testprgm", PrgmType::Aur);
[INFO] [stderr]    |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sandboxprgm`
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `GitConfigs`
[INFO] [stderr]  --> src/configs/git_init.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | struct GitConfigs {
[INFO] [stderr]   |        ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `init`
[INFO] [stderr]  --> src/configs/git_init.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn init(path: Option<&Path>) {
[INFO] [stderr]   |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `fill`
[INFO] [stderr]   --> src/configs/git_init.rs:19:4
[INFO] [stderr]    |
[INFO] [stderr] 19 | fn fill() {
[INFO] [stderr]    |    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `hello`
[INFO] [stderr]  --> src/prgm.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn hello() {
[INFO] [stderr]   |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `path`
[INFO] [stderr]   --> src/installer/parseprgm.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     path: Option<Box<Path>>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `download_link`
[INFO] [stderr]   --> src/installer/parseprgm.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     download_link: Option<String>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `GitConfigs`
[INFO] [stderr]  --> src/configs/git_init.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | struct GitConfigs {
[INFO] [stderr]   |        ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `init`
[INFO] [stderr]  --> src/configs/git_init.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn init(path: Option<&Path>) {
[INFO] [stderr]   |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `fill`
[INFO] [stderr]   --> src/configs/git_init.rs:19:4
[INFO] [stderr]    |
[INFO] [stderr] 19 | fn fill() {
[INFO] [stderr]    |    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `hello`
[INFO] [stderr]  --> src/prgm.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn hello() {
[INFO] [stderr]   |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `path`
[INFO] [stderr]   --> src/installer/parseprgm.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     path: Option<Box<Path>>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `download_link`
[INFO] [stderr]   --> src/installer/parseprgm.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     download_link: Option<String>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 54.26s
[INFO] running `"docker" "inspect" "fe67b8b352430b48855959e5a313307d909c532c4114c47eeba903ee30d3949a"`
[INFO] running `"docker" "rm" "-f" "fe67b8b352430b48855959e5a313307d909c532c4114c47eeba903ee30d3949a"`
[INFO] [stdout] fe67b8b352430b48855959e5a313307d909c532c4114c47eeba903ee30d3949a