[INFO] updating cached repository soderstroff/defunct
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/soderstroff/defunct
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/soderstroff/defunct" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/soderstroff/defunct"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/soderstroff/defunct'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/soderstroff/defunct" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/soderstroff/defunct"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/soderstroff/defunct'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a794b004ebac09034530bf6fc57da1bdbf33de42
[INFO] sha for GitHub repo soderstroff/defunct: a794b004ebac09034530bf6fc57da1bdbf33de42
[INFO] validating manifest of soderstroff/defunct on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of soderstroff/defunct on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing soderstroff/defunct
[INFO] finished frobbing soderstroff/defunct
[INFO] frobbed toml for soderstroff/defunct written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/soderstroff/defunct/Cargo.toml
[INFO] started frobbing soderstroff/defunct
[INFO] finished frobbing soderstroff/defunct
[INFO] frobbed toml for soderstroff/defunct written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/soderstroff/defunct/Cargo.toml
[INFO] crate soderstroff/defunct already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/soderstroff/defunct/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking soderstroff/defunct against master#60960a260f7b5c695fd0717311d72ce62dd4eb43 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-3/master#60960a260f7b5c695fd0717311d72ce62dd4eb43:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/soderstroff/defunct:/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" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] bd644f005f77befdf3c865990b60de81a863dea9e54240ee91b3ea45089caee9
[INFO] running `"docker" "start" "-a" "bd644f005f77befdf3c865990b60de81a863dea9e54240ee91b3ea45089caee9"`
[INFO] [stderr]     Checking defunct v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/data.rs:288:26
[INFO] [stderr]     |
[INFO] [stderr] 288 |             parent: Some((parent.clone())),
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/data.rs:272:1
[INFO] [stderr]     |
[INFO] [stderr] 272 | / lazy_static! {
[INFO] [stderr] 273 | |     static ref PRIMITIVES: HashMap<String, fn(&Data) -> Data> = {
[INFO] [stderr] 274 | |         let mut p: HashMap<String, fn(&Data) -> Data> = HashMap::new();
[INFO] [stderr] 275 | |         for (ident, op) in vec!(("*", multiply as fn(&Data)->Data), ("+", add), ("exit", quit), ("<", lt),
[INFO] [stderr] ...   |
[INFO] [stderr] 281 | |     };
[INFO] [stderr] 282 | | }
[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::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/data.rs:272:1
[INFO] [stderr]     |
[INFO] [stderr] 272 | / lazy_static! {
[INFO] [stderr] 273 | |     static ref PRIMITIVES: HashMap<String, fn(&Data) -> Data> = {
[INFO] [stderr] 274 | |         let mut p: HashMap<String, fn(&Data) -> Data> = HashMap::new();
[INFO] [stderr] 275 | |         for (ident, op) in vec!(("*", multiply as fn(&Data)->Data), ("+", add), ("exit", quit), ("<", lt),
[INFO] [stderr] ...   |
[INFO] [stderr] 281 | |     };
[INFO] [stderr] 282 | | }
[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: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/data.rs:288:26
[INFO] [stderr]     |
[INFO] [stderr] 288 |             parent: Some((parent.clone())),
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/data.rs:272:1
[INFO] [stderr]     |
[INFO] [stderr] 272 | / lazy_static! {
[INFO] [stderr] 273 | |     static ref PRIMITIVES: HashMap<String, fn(&Data) -> Data> = {
[INFO] [stderr] 274 | |         let mut p: HashMap<String, fn(&Data) -> Data> = HashMap::new();
[INFO] [stderr] 275 | |         for (ident, op) in vec!(("*", multiply as fn(&Data)->Data), ("+", add), ("exit", quit), ("<", lt),
[INFO] [stderr] ...   |
[INFO] [stderr] 281 | |     };
[INFO] [stderr] 282 | | }
[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::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/data.rs:272:1
[INFO] [stderr]     |
[INFO] [stderr] 272 | / lazy_static! {
[INFO] [stderr] 273 | |     static ref PRIMITIVES: HashMap<String, fn(&Data) -> Data> = {
[INFO] [stderr] 274 | |         let mut p: HashMap<String, fn(&Data) -> Data> = HashMap::new();
[INFO] [stderr] 275 | |         for (ident, op) in vec!(("*", multiply as fn(&Data)->Data), ("+", add), ("exit", quit), ("<", lt),
[INFO] [stderr] ...   |
[INFO] [stderr] 281 | |     };
[INFO] [stderr] 282 | | }
[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: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:59:9
[INFO] [stderr]    |
[INFO] [stderr] 59 |     let mut stdin = std::io::stdin();
[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/main.rs:59:9
[INFO] [stderr]    |
[INFO] [stderr] 59 |     let mut stdin = std::io::stdin();
[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]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `"docker" "inspect" "bd644f005f77befdf3c865990b60de81a863dea9e54240ee91b3ea45089caee9"`
[INFO] running `"docker" "rm" "-f" "bd644f005f77befdf3c865990b60de81a863dea9e54240ee91b3ea45089caee9"`
[INFO] [stdout] bd644f005f77befdf3c865990b60de81a863dea9e54240ee91b3ea45089caee9