[INFO] fetching crate recur-fn 1.2.1...
[INFO] extracting crate recur-fn 1.2.1 into work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/recur-fn/1.2.1
[INFO] extracting crate recur-fn 1.2.1 into work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/recur-fn/1.2.1
[INFO] validating manifest of recur-fn-1.2.1 on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of recur-fn-1.2.1 on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing recur-fn-1.2.1
[INFO] finished frobbing recur-fn-1.2.1
[INFO] frobbed toml for recur-fn-1.2.1 written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/recur-fn/1.2.1/Cargo.toml
[INFO] started frobbing recur-fn-1.2.1
[INFO] finished frobbing recur-fn-1.2.1
[INFO] frobbed toml for recur-fn-1.2.1 written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/recur-fn/1.2.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing recur-fn-1.2.1 against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/recur-fn/1.2.1:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"`
[INFO] [stdout] d26c685ea27f88490ed432870f42ecedb697b71bb90a38bf33395288b5054dc9
[INFO] running `"docker" "start" "-a" "d26c685ea27f88490ed432870f42ecedb697b71bb90a38bf33395288b5054dc9"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]    Compiling recur-fn v1.2.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:134:32
[INFO] [stderr]     |
[INFO] [stderr] 134 |     fn dyn_body(&self, recur: &Fn(Arg) -> Output, arg: Arg) -> Output;
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Arg) -> Output`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:138:32
[INFO] [stderr]     |
[INFO] [stderr] 138 |     fn dyn_body(&self, recur: &Fn(Arg) -> Output, arg: Arg) -> Output {
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Arg) -> Output`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:218:12
[INFO] [stderr]     |
[INFO] [stderr] 218 |     F: Fn(&Fn(Arg) -> Output, Arg) -> Output,
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Arg) -> Output`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:224:16
[INFO] [stderr]     |
[INFO] [stderr] 224 |         F: Fn(&Fn(Arg) -> Output, Arg) -> Output,
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Arg) -> Output`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `"docker" "inspect" "d26c685ea27f88490ed432870f42ecedb697b71bb90a38bf33395288b5054dc9"`
[INFO] running `"docker" "rm" "-f" "d26c685ea27f88490ed432870f42ecedb697b71bb90a38bf33395288b5054dc9"`
[INFO] [stdout] d26c685ea27f88490ed432870f42ecedb697b71bb90a38bf33395288b5054dc9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/recur-fn/1.2.1:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] fbab7b5d07ac2262799125e7fa1cf188201b777e10c4c8a16ae6715165e4dae1
[INFO] running `"docker" "start" "-a" "fbab7b5d07ac2262799125e7fa1cf188201b777e10c4c8a16ae6715165e4dae1"`
[INFO] [stderr]    Compiling recur-fn v1.2.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:134:32
[INFO] [stderr]     |
[INFO] [stderr] 134 |     fn dyn_body(&self, recur: &Fn(Arg) -> Output, arg: Arg) -> Output;
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Arg) -> Output`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:138:32
[INFO] [stderr]     |
[INFO] [stderr] 138 |     fn dyn_body(&self, recur: &Fn(Arg) -> Output, arg: Arg) -> Output {
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Arg) -> Output`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:218:12
[INFO] [stderr]     |
[INFO] [stderr] 218 |     F: Fn(&Fn(Arg) -> Output, Arg) -> Output,
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Arg) -> Output`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:224:16
[INFO] [stderr]     |
[INFO] [stderr] 224 |         F: Fn(&Fn(Arg) -> Output, Arg) -> Output,
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Arg) -> Output`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:311:26
[INFO] [stderr]     |
[INFO] [stderr] 311 |         let dyn_fib: Box<DynRecurFn<_, _> + Send + Sync> =
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn DynRecurFn<_, _> + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `"docker" "inspect" "fbab7b5d07ac2262799125e7fa1cf188201b777e10c4c8a16ae6715165e4dae1"`
[INFO] running `"docker" "rm" "-f" "fbab7b5d07ac2262799125e7fa1cf188201b777e10c4c8a16ae6715165e4dae1"`
[INFO] [stdout] fbab7b5d07ac2262799125e7fa1cf188201b777e10c4c8a16ae6715165e4dae1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/recur-fn/1.2.1:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen"`
[INFO] [stdout] 61e76794c4e90ee1045d21ad26e9ace41839c75e503d373a5ac094c5d9839e07
[INFO] running `"docker" "start" "-a" "61e76794c4e90ee1045d21ad26e9ace41839c75e503d373a5ac094c5d9839e07"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/recur_fn-ce5a13d287555499
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::as_recur_fn_works ... ok
[INFO] [stdout] test tests::fact_works ... ok
[INFO] [stdout] test tests::dyn_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests recur-fn
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - as_recur_fn (line 247) ... ok
[INFO] [stdout] test src/lib.rs - direct (line 172) ... ok
[INFO] [stdout] test src/lib.rs -  (line 77) ... ok
[INFO] [stdout] test src/lib.rs -  (line 91) ... ok
[INFO] [stdout] test src/lib.rs -  (line 9) ... ok
[INFO] [stdout] test src/lib.rs - recur_fn (line 203) ... ok
[INFO] [stdout] test src/lib.rs -  (line 53) ... ok
[INFO] [stdout] test src/lib.rs -  (line 25) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "61e76794c4e90ee1045d21ad26e9ace41839c75e503d373a5ac094c5d9839e07"`
[INFO] running `"docker" "rm" "-f" "61e76794c4e90ee1045d21ad26e9ace41839c75e503d373a5ac094c5d9839e07"`
[INFO] [stdout] 61e76794c4e90ee1045d21ad26e9ace41839c75e503d373a5ac094c5d9839e07