[INFO] updating cached repository willmurphyscode/RustYourOwnLisp
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/willmurphyscode/RustYourOwnLisp
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/willmurphyscode/RustYourOwnLisp" "work/ex/beta-1.38-1/sources/1.37.0/gh/willmurphyscode/RustYourOwnLisp"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/willmurphyscode/RustYourOwnLisp'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/willmurphyscode/RustYourOwnLisp" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/willmurphyscode/RustYourOwnLisp"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/willmurphyscode/RustYourOwnLisp'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 757e4567e0885ad0407636012b461dfd889a4f41
[INFO] sha for GitHub repo willmurphyscode/RustYourOwnLisp: 757e4567e0885ad0407636012b461dfd889a4f41
[INFO] validating manifest of willmurphyscode/RustYourOwnLisp on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of willmurphyscode/RustYourOwnLisp on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing willmurphyscode/RustYourOwnLisp
[INFO] finished frobbing willmurphyscode/RustYourOwnLisp
[INFO] frobbed toml for willmurphyscode/RustYourOwnLisp written to work/ex/beta-1.38-1/sources/1.37.0/gh/willmurphyscode/RustYourOwnLisp/Cargo.toml
[INFO] started frobbing willmurphyscode/RustYourOwnLisp
[INFO] finished frobbing willmurphyscode/RustYourOwnLisp
[INFO] frobbed toml for willmurphyscode/RustYourOwnLisp written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/willmurphyscode/RustYourOwnLisp/Cargo.toml
[INFO] crate willmurphyscode/RustYourOwnLisp already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/willmurphyscode/RustYourOwnLisp/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[INFO] the lockfile is outdated, regenerating it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" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing willmurphyscode/RustYourOwnLisp against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/willmurphyscode/RustYourOwnLisp:/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=warn" "-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] ae8cb1855b93c1d7a657f7a19d2408d5c0197630358884c819816044931ac7ec
[INFO] running `"docker" "start" "-a" "ae8cb1855b93c1d7a657f7a19d2408d5c0197630358884c819816044931ac7ec"`
[INFO] [stderr]    Compiling rusty_lisp v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `regex::Regex`
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use regex::Regex;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `stack`
[INFO] [stderr]   --> src/tokenize.rs:29:17
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn eval(stack: Vec<Token>) -> i32 {
[INFO] [stderr]    |                 ^^^^^ help: consider prefixing with an underscore: `_stack`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/tokenize.rs:30:13
[INFO] [stderr]    |
[INFO] [stderr] 30 |         let mut retval = 0; 
[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: method is never used: `eval`
[INFO] [stderr]   --> src/tokenize.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn eval(stack: Vec<Token>) -> i32 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.65s
[INFO] running `"docker" "inspect" "ae8cb1855b93c1d7a657f7a19d2408d5c0197630358884c819816044931ac7ec"`
[INFO] running `"docker" "rm" "-f" "ae8cb1855b93c1d7a657f7a19d2408d5c0197630358884c819816044931ac7ec"`
[INFO] [stdout] ae8cb1855b93c1d7a657f7a19d2408d5c0197630358884c819816044931ac7ec
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/willmurphyscode/RustYourOwnLisp:/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 5daf918c17c2dec226971213356e0bc5bda4b7be94999ab745002db5266b7fe8
[INFO] running `"docker" "start" "-a" "5daf918c17c2dec226971213356e0bc5bda4b7be94999ab745002db5266b7fe8"`
[INFO] [stderr]    Compiling rusty_lisp v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `regex::Regex`
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use regex::Regex;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `stack`
[INFO] [stderr]   --> src/tokenize.rs:29:17
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn eval(stack: Vec<Token>) -> i32 {
[INFO] [stderr]    |                 ^^^^^ help: consider prefixing with an underscore: `_stack`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/tokenize.rs:30:13
[INFO] [stderr]    |
[INFO] [stderr] 30 |         let mut retval = 0; 
[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: method is never used: `eval`
[INFO] [stderr]   --> src/tokenize.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn eval(stack: Vec<Token>) -> i32 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.59s
[INFO] running `"docker" "inspect" "5daf918c17c2dec226971213356e0bc5bda4b7be94999ab745002db5266b7fe8"`
[INFO] running `"docker" "rm" "-f" "5daf918c17c2dec226971213356e0bc5bda4b7be94999ab745002db5266b7fe8"`
[INFO] [stdout] 5daf918c17c2dec226971213356e0bc5bda4b7be94999ab745002db5266b7fe8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/willmurphyscode/RustYourOwnLisp:/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=warn" "-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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 663bc93708e4fc1fa43e3b54a372813c4e1e6f376b2d4ca5e820c615391c1e41
[INFO] running `"docker" "start" "-a" "663bc93708e4fc1fa43e3b54a372813c4e1e6f376b2d4ca5e820c615391c1e41"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rusty_lisp-cafb96b800f52ca7
[INFO] [stderr]      Running /opt/crater/target/debug/deps/float-bce20e7b7bd32f18
[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 2 tests
[INFO] [stdout] test unsigned_float_test ... ok
[INFO] [stdout] test float_test ... ok
[INFO] [stderr]      Running /opt/crater/target/debug/deps/int32-6331235efa55ff2c
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test int_test ... ok
[INFO] [stdout] test unsigned_int_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "663bc93708e4fc1fa43e3b54a372813c4e1e6f376b2d4ca5e820c615391c1e41"`
[INFO] running `"docker" "rm" "-f" "663bc93708e4fc1fa43e3b54a372813c4e1e6f376b2d4ca5e820c615391c1e41"`
[INFO] [stdout] 663bc93708e4fc1fa43e3b54a372813c4e1e6f376b2d4ca5e820c615391c1e41