[INFO] updating cached repository Hugal31/rcc
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Hugal31/rcc
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Hugal31/rcc" "work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/Hugal31/rcc"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/Hugal31/rcc'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Hugal31/rcc" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/Hugal31/rcc"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/Hugal31/rcc'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 93d1273d09c247429d6ceae9f75e8cc16b211a31
[INFO] sha for GitHub repo Hugal31/rcc: 93d1273d09c247429d6ceae9f75e8cc16b211a31
[INFO] validating manifest of Hugal31/rcc on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Hugal31/rcc on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Hugal31/rcc
[INFO] finished frobbing Hugal31/rcc
[INFO] frobbed toml for Hugal31/rcc written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/Hugal31/rcc/Cargo.toml
[INFO] started frobbing Hugal31/rcc
[INFO] finished frobbing Hugal31/rcc
[INFO] frobbed toml for Hugal31/rcc written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/Hugal31/rcc/Cargo.toml
[INFO] crate Hugal31/rcc already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Hugal31/rcc against try#99a7498759a22b5684caf798a98b7e90ad9d2443 for pr-60039-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-0/try#99a7498759a22b5684caf798a98b7e90ad9d2443:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/Hugal31/rcc:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] e277e8fcde57ab8820eba7b62d7a45d9bb2fbd176bfdd8ac934c5dfd572cf032
[INFO] running `"docker" "start" "-a" "e277e8fcde57ab8820eba7b62d7a45d9bb2fbd176bfdd8ac934c5dfd572cf032"`
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking rcc v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/compile/mod.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | /     error_chain! {
[INFO] [stderr] 12 | |         errors {
[INFO] [stderr] 13 | |             VariableAlreadyExists
[INFO] [stderr] 14 | |             UnknownVariable
[INFO] [stderr] ...  |
[INFO] [stderr] 19 | |         }
[INFO] [stderr] 20 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr]    = note: this warning 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/lib.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 | /     error_chain! {
[INFO] [stderr] 24 | |         errors {
[INFO] [stderr] 25 | |             SyntaxError(desc: String) {
[INFO] [stderr] 26 | |                 description("syntax error")
[INFO] [stderr] ...  |
[INFO] [stderr] 35 | |         }
[INFO] [stderr] 36 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning 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/compile/mod.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | /     error_chain! {
[INFO] [stderr] 12 | |         errors {
[INFO] [stderr] 13 | |             VariableAlreadyExists
[INFO] [stderr] 14 | |             UnknownVariable
[INFO] [stderr] ...  |
[INFO] [stderr] 19 | |         }
[INFO] [stderr] 20 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr]    = note: this warning 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/lib.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 | /     error_chain! {
[INFO] [stderr] 24 | |         errors {
[INFO] [stderr] 25 | |             SyntaxError(desc: String) {
[INFO] [stderr] 26 | |                 description("syntax error")
[INFO] [stderr] ...  |
[INFO] [stderr] 35 | |         }
[INFO] [stderr] 36 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning 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: method is never used: `get_scope_size`
[INFO] [stderr]   --> src/compile/context.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn get_scope_size(&self) -> usize {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/compile/scope.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn new() -> Scope<'a> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_scope_size`
[INFO] [stderr]   --> src/compile/context.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn get_scope_size(&self) -> usize {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.00s
[INFO] running `"docker" "inspect" "e277e8fcde57ab8820eba7b62d7a45d9bb2fbd176bfdd8ac934c5dfd572cf032"`
[INFO] running `"docker" "rm" "-f" "e277e8fcde57ab8820eba7b62d7a45d9bb2fbd176bfdd8ac934c5dfd572cf032"`
[INFO] [stdout] e277e8fcde57ab8820eba7b62d7a45d9bb2fbd176bfdd8ac934c5dfd572cf032