[INFO] cloning repository howeih/Day-6-Postfix-notation
[INFO] running `"git" "clone" "--bare" "git://github.com/howeih/Day-6-Postfix-notation.git" "work/cache/sources/gh/howeih/Day-6-Postfix-notation"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/howeih/Day-6-Postfix-notation'...
[INFO] running `"git" "clone" "work/cache/sources/gh/howeih/Day-6-Postfix-notation" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/howeih/Day-6-Postfix-notation"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/howeih/Day-6-Postfix-notation'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/howeih/Day-6-Postfix-notation" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/howeih/Day-6-Postfix-notation"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/howeih/Day-6-Postfix-notation'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 31b590a37cd4f2f1b12b611fd885e0a69cc42107
[INFO] sha for GitHub repo howeih/Day-6-Postfix-notation: 31b590a37cd4f2f1b12b611fd885e0a69cc42107
[INFO] validating manifest of howeih/Day-6-Postfix-notation 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 howeih/Day-6-Postfix-notation 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 howeih/Day-6-Postfix-notation
[INFO] finished frobbing howeih/Day-6-Postfix-notation
[INFO] frobbed toml for howeih/Day-6-Postfix-notation written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/howeih/Day-6-Postfix-notation/Cargo.toml
[INFO] started frobbing howeih/Day-6-Postfix-notation
[INFO] finished frobbing howeih/Day-6-Postfix-notation
[INFO] frobbed toml for howeih/Day-6-Postfix-notation written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/howeih/Day-6-Postfix-notation/Cargo.toml
[INFO] crate howeih/Day-6-Postfix-notation 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] testing howeih/Day-6-Postfix-notation against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/howeih/Day-6-Postfix-notation:/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] 6b301a19e5db0f6e23f1558a637a02aed2cea2f2fea4bfe799ff4fef54114d65
[INFO] running `"docker" "start" "-a" "6b301a19e5db0f6e23f1558a637a02aed2cea2f2fea4bfe799ff4fef54114d65"`
[INFO] [stderr]    Compiling postfix v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/main.rs:6:39
[INFO] [stderr]   |
[INFO] [stderr] 6 |     let mut ops = HashMap::<&str, Box<Fn(f64, f64)->f64>>::new();
[INFO] [stderr]   |                                       ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64, f64)->f64`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:13:13
[INFO] [stderr]    |
[INFO] [stderr] 13 |         let mut x: f64;
[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 1.42s
[INFO] running `"docker" "inspect" "6b301a19e5db0f6e23f1558a637a02aed2cea2f2fea4bfe799ff4fef54114d65"`
[INFO] running `"docker" "rm" "-f" "6b301a19e5db0f6e23f1558a637a02aed2cea2f2fea4bfe799ff4fef54114d65"`
[INFO] [stdout] 6b301a19e5db0f6e23f1558a637a02aed2cea2f2fea4bfe799ff4fef54114d65
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/howeih/Day-6-Postfix-notation:/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] d8c36fcf9cc3abfb2ad1eda28f5107e8269251ff128e87ef772c7c110bbd6006
[INFO] running `"docker" "start" "-a" "d8c36fcf9cc3abfb2ad1eda28f5107e8269251ff128e87ef772c7c110bbd6006"`
[INFO] [stderr]    Compiling postfix v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/main.rs:6:39
[INFO] [stderr]   |
[INFO] [stderr] 6 |     let mut ops = HashMap::<&str, Box<Fn(f64, f64)->f64>>::new();
[INFO] [stderr]   |                                       ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64, f64)->f64`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:13:13
[INFO] [stderr]    |
[INFO] [stderr] 13 |         let mut x: f64;
[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 0.47s
[INFO] running `"docker" "inspect" "d8c36fcf9cc3abfb2ad1eda28f5107e8269251ff128e87ef772c7c110bbd6006"`
[INFO] running `"docker" "rm" "-f" "d8c36fcf9cc3abfb2ad1eda28f5107e8269251ff128e87ef772c7c110bbd6006"`
[INFO] [stdout] d8c36fcf9cc3abfb2ad1eda28f5107e8269251ff128e87ef772c7c110bbd6006
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/howeih/Day-6-Postfix-notation:/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] 1f710bb711cfef01c4205a20e85a94215f10e59b7f4fe773841a90472e7ef29c
[INFO] running `"docker" "start" "-a" "1f710bb711cfef01c4205a20e85a94215f10e59b7f4fe773841a90472e7ef29c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/postfix-dbda640a4182ea05
[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] running `"docker" "inspect" "1f710bb711cfef01c4205a20e85a94215f10e59b7f4fe773841a90472e7ef29c"`
[INFO] running `"docker" "rm" "-f" "1f710bb711cfef01c4205a20e85a94215f10e59b7f4fe773841a90472e7ef29c"`
[INFO] [stdout] 1f710bb711cfef01c4205a20e85a94215f10e59b7f4fe773841a90472e7ef29c