[INFO] crate generate-nix-pkg 0.3.0 is already in cache
[INFO] extracting crate generate-nix-pkg 0.3.0 into work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/reg/generate-nix-pkg/0.3.0
[INFO] extracting crate generate-nix-pkg 0.3.0 into work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/reg/generate-nix-pkg/0.3.0
[INFO] validating manifest of generate-nix-pkg-0.3.0 on toolchain master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of generate-nix-pkg-0.3.0 on toolchain try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing generate-nix-pkg-0.3.0
[INFO] finished frobbing generate-nix-pkg-0.3.0
[INFO] frobbed toml for generate-nix-pkg-0.3.0 written to work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/reg/generate-nix-pkg/0.3.0/Cargo.toml
[INFO] started frobbing generate-nix-pkg-0.3.0
[INFO] finished frobbing generate-nix-pkg-0.3.0
[INFO] frobbed toml for generate-nix-pkg-0.3.0 written to work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/reg/generate-nix-pkg/0.3.0/Cargo.toml
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking generate-nix-pkg-0.3.0 against try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b for pr-59199
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59199/worker-1/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/reg/generate-nix-pkg/0.3.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 9110f4997d8bc4b6fa11c327097d1e8ea4ed8cb3eff11e13b50dabbbd119b7aa
[INFO] running `"docker" "start" "-a" "9110f4997d8bc4b6fa11c327097d1e8ea4ed8cb3eff11e13b50dabbbd119b7aa"`
[INFO] [stderr]    Compiling libsqlite3-sys v0.8.1
[INFO] [stderr]     Checking rusqlite v0.12.0
[INFO] [stderr]     Checking generate-nix-pkg v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]   --> src/main.rs:98:26
[INFO] [stderr]    |
[INFO] [stderr] 98 |     let mut cache_path = std::env::home_dir().unwrap();
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]   --> src/main.rs:98:26
[INFO] [stderr]    |
[INFO] [stderr] 98 |     let mut cache_path = std::env::home_dir().unwrap();
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/main.rs:23:1
[INFO] [stderr]    |
[INFO] [stderr] 23 | / error_chain!{
[INFO] [stderr] 24 | |     foreign_links {
[INFO] [stderr] 25 | |         Io(::std::io::Error);
[INFO] [stderr] 26 | |         Utf8(::std::string::FromUtf8Error);
[INFO] [stderr] ...  |
[INFO] [stderr] 31 | |     }
[INFO] [stderr] 32 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/main.rs:23:1
[INFO] [stderr]    |
[INFO] [stderr] 23 | / error_chain!{
[INFO] [stderr] 24 | |     foreign_links {
[INFO] [stderr] 25 | |         Io(::std::io::Error);
[INFO] [stderr] 26 | |         Utf8(::std::string::FromUtf8Error);
[INFO] [stderr] ...  |
[INFO] [stderr] 31 | |     }
[INFO] [stderr] 32 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cond`
[INFO] [stderr]   --> src/main.rs:83:20
[INFO] [stderr]    |
[INFO] [stderr] 83 |     let (mut deps, cond) = {
[INFO] [stderr]    |                    ^^^^ help: consider prefixing with an underscore: `_cond`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `is_first` is never read
[INFO] [stderr]    --> src/krate/mod.rs:156:13
[INFO] [stderr]     |
[INFO] [stderr] 156 |             is_first = false;
[INFO] [stderr]     |             ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_assignments)] on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `build_implied`
[INFO] [stderr]   --> src/krate/prefetch.rs:28:34
[INFO] [stderr]    |
[INFO] [stderr] 28 |         let (build_dependencies, build_implied) = make_dependencies(&crate_path, v.get("build-dependencies"), v.get("features"));
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_build_implied`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `implied`
[INFO] [stderr]   --> src/krate/prefetch.rs:41:36
[INFO] [stderr]    |
[INFO] [stderr] 41 |                 let (dependencies, implied) = make_dependencies(&crate_path, b.get("dependencies"), b.get("features"));
[INFO] [stderr]    |                                    ^^^^^^^ help: consider prefixing with an underscore: `_implied`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cond`
[INFO] [stderr]   --> src/main.rs:83:20
[INFO] [stderr]    |
[INFO] [stderr] 83 |     let (mut deps, cond) = {
[INFO] [stderr]    |                    ^^^^ help: consider prefixing with an underscore: `_cond`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `is_first` is never read
[INFO] [stderr]    --> src/krate/mod.rs:156:13
[INFO] [stderr]     |
[INFO] [stderr] 156 |             is_first = false;
[INFO] [stderr]     |             ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_assignments)] on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `build_implied`
[INFO] [stderr]   --> src/krate/prefetch.rs:28:34
[INFO] [stderr]    |
[INFO] [stderr] 28 |         let (build_dependencies, build_implied) = make_dependencies(&crate_path, v.get("build-dependencies"), v.get("features"));
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_build_implied`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `implied`
[INFO] [stderr]   --> src/krate/prefetch.rs:41:36
[INFO] [stderr]    |
[INFO] [stderr] 41 |                 let (dependencies, implied) = make_dependencies(&crate_path, b.get("dependencies"), b.get("features"));
[INFO] [stderr]    |                                    ^^^^^^^ help: consider prefixing with an underscore: `_implied`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/cfg.rs:121:30
[INFO] [stderr]     |
[INFO] [stderr] 121 |     if let IResult::Done(ref i, ref o) = x {
[INFO] [stderr]     |                              ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/krate/prefetch.rs:32:21
[INFO] [stderr]    |
[INFO] [stderr] 32 |         if let Some(mut target) = v.remove("target") {
[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/krate/prefetch.rs:32:21
[INFO] [stderr]    |
[INFO] [stderr] 32 |         if let Some(mut target) = v.remove("target") {
[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/cfg.rs:40:14
[INFO] [stderr]    |
[INFO] [stderr] 40 | fn to_nix_op(mut w: &mut Write, op: CfgOp, target: &[Cfg]) -> Result<(), Error> {
[INFO] [stderr]    |              ----^
[INFO] [stderr]    |              |
[INFO] [stderr]    |              help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/cfg.rs:40:14
[INFO] [stderr]    |
[INFO] [stderr] 40 | fn to_nix_op(mut w: &mut Write, op: CfgOp, target: &[Cfg]) -> Result<(), Error> {
[INFO] [stderr]    |              ----^
[INFO] [stderr]    |              |
[INFO] [stderr]    |              help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.91s
[INFO] running `"docker" "inspect" "9110f4997d8bc4b6fa11c327097d1e8ea4ed8cb3eff11e13b50dabbbd119b7aa"`
[INFO] running `"docker" "rm" "-f" "9110f4997d8bc4b6fa11c327097d1e8ea4ed8cb3eff11e13b50dabbbd119b7aa"`
[INFO] [stdout] 9110f4997d8bc4b6fa11c327097d1e8ea4ed8cb3eff11e13b50dabbbd119b7aa