[INFO] updating cached repository https://github.com/garbas/nix-installer [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/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] be377a9fddc2ebcd212d6600824609e8f2371a39 [INFO] checking garbas/nix-installer against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgarbas%2Fnix-installer" "work/builds/worker-0/source"` [INFO] [stderr] Cloning into 'work/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/garbas/nix-installer on toolchain e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/garbas/nix-installer [INFO] finished tweaking git repo https://github.com/garbas/nix-installer [INFO] tweaked toml for git repo https://github.com/garbas/nix-installer written to work/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/garbas/nix-installer already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] d4919709cd34164e98a39aae852b420c2e61142ee72c94e09b4fe1c5f93f59cb [INFO] running `"docker" "start" "-a" "d4919709cd34164e98a39aae852b420c2e61142ee72c94e09b4fe1c5f93f59cb"` [INFO] [stderr] Compiling bzip2-sys v0.1.5 [INFO] [stderr] Checking term_size v0.2.3 [INFO] [stderr] Checking filetime v0.1.10 [INFO] [stderr] Checking xattr v0.1.10 [INFO] [stderr] Checking tempdir v0.3.5 [INFO] [stderr] Checking clap v2.20.5 [INFO] [stderr] Checking tar v0.4.10 [INFO] [stderr] Checking bzip2 v0.3.1 [INFO] [stderr] Checking nix-installer v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/bin/nix-installer.rs:73:70 [INFO] [stderr] | [INFO] [stderr] 73 | let temp_dir = TempDir::new("nix-installer").unwrap_or_else(|e| panic!("Could not create temporary directory")); [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_e` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/nix-installer.rs:87:17 [INFO] [stderr] | [INFO] [stderr] 87 | let mut decoder = BzDecoder::new(content.as_slice()); [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/nix-installer.rs:95:17 [INFO] [stderr] | [INFO] [stderr] 95 | let mut decoder = BzDecoder::new(bzip2_data.as_slice()); [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/bin/nix-installer.rs:76:9 [INFO] [stderr] | [INFO] [stderr] 76 | ar.unpack(temp_dir.path()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/bin/nix-installer.rs:73:70 [INFO] [stderr] | [INFO] [stderr] 73 | let temp_dir = TempDir::new("nix-installer").unwrap_or_else(|e| panic!("Could not create temporary directory")); [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_e` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/nix-installer.rs:87:17 [INFO] [stderr] | [INFO] [stderr] 87 | let mut decoder = BzDecoder::new(content.as_slice()); [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/nix-installer.rs:95:17 [INFO] [stderr] | [INFO] [stderr] 95 | let mut decoder = BzDecoder::new(bzip2_data.as_slice()); [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/bin/nix-installer.rs:76:9 [INFO] [stderr] | [INFO] [stderr] 76 | ar.unpack(temp_dir.path()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 17.83s [INFO] running `"docker" "inspect" "d4919709cd34164e98a39aae852b420c2e61142ee72c94e09b4fe1c5f93f59cb"` [INFO] running `"docker" "rm" "-f" "d4919709cd34164e98a39aae852b420c2e61142ee72c94e09b4fe1c5f93f59cb"` [INFO] [stdout] d4919709cd34164e98a39aae852b420c2e61142ee72c94e09b4fe1c5f93f59cb