[INFO] cloning repository swuecho/rust_pearls
[INFO] running `"git" "clone" "--bare" "git://github.com/swuecho/rust_pearls.git" "work/cache/sources/gh/swuecho/rust_pearls"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/swuecho/rust_pearls'...
[INFO] running `"git" "clone" "work/cache/sources/gh/swuecho/rust_pearls" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/swuecho/rust_pearls"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/swuecho/rust_pearls'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/swuecho/rust_pearls" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/swuecho/rust_pearls"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/swuecho/rust_pearls'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1872708631f831c8be5ba5ced6a4e1fd6a910c82
[INFO] sha for GitHub repo swuecho/rust_pearls: 1872708631f831c8be5ba5ced6a4e1fd6a910c82
[INFO] validating manifest of swuecho/rust_pearls 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 swuecho/rust_pearls 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 swuecho/rust_pearls
[INFO] finished frobbing swuecho/rust_pearls
[INFO] frobbed toml for swuecho/rust_pearls written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/swuecho/rust_pearls/Cargo.toml
[INFO] started frobbing swuecho/rust_pearls
[INFO] finished frobbing swuecho/rust_pearls
[INFO] frobbed toml for swuecho/rust_pearls written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/swuecho/rust_pearls/Cargo.toml
[INFO] crate swuecho/rust_pearls already has a lockfile, it will not be regenerated
[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] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] testing swuecho/rust_pearls against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-5/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/swuecho/rust_pearls:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"`
[INFO] [stdout] 644c87d87e0fa48b7d07991d69ff5e2ea7191ec76cbe92ec33426a9a23ce7a5d
[INFO] running `"docker" "start" "-a" "644c87d87e0fa48b7d07991d69ff5e2ea7191ec76cbe92ec33426a9a23ce7a5d"`
[INFO] [stderr]    Compiling rust_pearls v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/bin/object_type.rs:10:17
[INFO] [stderr]    |
[INFO] [stderr] 10 | fn print(a: Box<Printable>) {
[INFO] [stderr]    |                 ^^^^^^^^^ help: use `dyn`: `dyn Printable`
[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/bin/object_type.rs:15:30
[INFO] [stderr]    |
[INFO] [stderr] 15 |    print(Box::new(10) as Box<Printable>);
[INFO] [stderr]    |                              ^^^^^^^^^ help: use `dyn`: `dyn Printable`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.41s
[INFO] running `"docker" "inspect" "644c87d87e0fa48b7d07991d69ff5e2ea7191ec76cbe92ec33426a9a23ce7a5d"`
[INFO] running `"docker" "rm" "-f" "644c87d87e0fa48b7d07991d69ff5e2ea7191ec76cbe92ec33426a9a23ce7a5d"`
[INFO] [stdout] 644c87d87e0fa48b7d07991d69ff5e2ea7191ec76cbe92ec33426a9a23ce7a5d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-5/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/swuecho/rust_pearls:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 9aa40d9fcdd682325e6c0eca2ac47611c2ab35071866ebdbcb0cc98942f9cc79
[INFO] running `"docker" "start" "-a" "9aa40d9fcdd682325e6c0eca2ac47611c2ab35071866ebdbcb0cc98942f9cc79"`
[INFO] [stderr]    Compiling rust_pearls v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/bin/object_type.rs:10:17
[INFO] [stderr]    |
[INFO] [stderr] 10 | fn print(a: Box<Printable>) {
[INFO] [stderr]    |                 ^^^^^^^^^ help: use `dyn`: `dyn Printable`
[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/bin/object_type.rs:15:30
[INFO] [stderr]    |
[INFO] [stderr] 15 |    print(Box::new(10) as Box<Printable>);
[INFO] [stderr]    |                              ^^^^^^^^^ help: use `dyn`: `dyn Printable`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.92s
[INFO] running `"docker" "inspect" "9aa40d9fcdd682325e6c0eca2ac47611c2ab35071866ebdbcb0cc98942f9cc79"`
[INFO] running `"docker" "rm" "-f" "9aa40d9fcdd682325e6c0eca2ac47611c2ab35071866ebdbcb0cc98942f9cc79"`
[INFO] [stdout] 9aa40d9fcdd682325e6c0eca2ac47611c2ab35071866ebdbcb0cc98942f9cc79
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-5/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/swuecho/rust_pearls:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen"`
[INFO] [stdout] bdc642c18e89c25c8fc5e912d42da6e7202c5c8affe73cd41b8023e1130685c9
[INFO] running `"docker" "start" "-a" "bdc642c18e89c25c8fc5e912d42da6e7202c5c8affe73cd41b8023e1130685c9"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/circle-75a952314fe0542b
[INFO] [stderr]      Running /opt/crater/target/debug/deps/fib-fe8c0b5162185d89
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/format_output-758a38a27b2fc8c0
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/crater/target/debug/deps/fuzzbuzz-8ba0b377c19720dd
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/fuzzbuzz2-08fb387e500e8700
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hashmap-c542f6cdf81f9c7e
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/impl_for_enum_type-b2c35d188fe12498
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/crater/target/debug/deps/let-f800cd56d57a9f45
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/linked_list-b60843c28a62aa89
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/main-b6acd05697deca75
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/crater/target/debug/deps/object_type-9801ed46518d6f3a
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/oop_simple-b6a4d4be77faeeeb
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr]      Running /opt/crater/target/debug/deps/person-26fae0c3ba13acd2
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
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[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
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[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/reverse-f5a9864ce723c623
[INFO] [stderr]      Running /opt/crater/target/debug/deps/scriptname-9c2bf075a4984c10
[INFO] [stderr]      Running /opt/crater/target/debug/deps/struct_enum-1b8eb46675d07ac8
[INFO] [stderr]      Running /opt/crater/target/debug/deps/vec_borrow-86dce5fa0257fa4a
[INFO] running `"docker" "inspect" "bdc642c18e89c25c8fc5e912d42da6e7202c5c8affe73cd41b8023e1130685c9"`
[INFO] running `"docker" "rm" "-f" "bdc642c18e89c25c8fc5e912d42da6e7202c5c8affe73cd41b8023e1130685c9"`
[INFO] [stdout] bdc642c18e89c25c8fc5e912d42da6e7202c5c8affe73cd41b8023e1130685c9