[INFO] crate purescript_waterslide 0.3.1 is already in cache
[INFO] extracting crate purescript_waterslide 0.3.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/purescript_waterslide/0.3.1
[INFO] extracting crate purescript_waterslide 0.3.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/purescript_waterslide/0.3.1
[INFO] validating manifest of purescript_waterslide-0.3.1 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of purescript_waterslide-0.3.1 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing purescript_waterslide-0.3.1
[INFO] finished frobbing purescript_waterslide-0.3.1
[INFO] frobbed toml for purescript_waterslide-0.3.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/purescript_waterslide/0.3.1/Cargo.toml
[INFO] started frobbing purescript_waterslide-0.3.1
[INFO] finished frobbing purescript_waterslide-0.3.1
[INFO] frobbed toml for purescript_waterslide-0.3.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/purescript_waterslide/0.3.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing purescript_waterslide-0.3.1 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/purescript_waterslide/0.3.1:/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=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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 603d665f0d874319b5c95ea3e0009ec26e058db3bb03c3fcb53fc47a4af501bb
[INFO] running `"docker" "start" "-a" "603d665f0d874319b5c95ea3e0009ec26e058db3bb03c3fcb53fc47a4af501bb"`
[INFO] [stderr]    Compiling purescript_waterslide v0.3.1 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/purs_module.rs:60:17
[INFO] [stderr]    |
[INFO] [stderr] 60 |             let mut value = imports.entry(import.clone()).or_insert_with(Vec::new);
[INFO] [stderr]    |                 ----^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]   --> src/lib.rs:5:9
[INFO] [stderr]    |
[INFO] [stderr] 5  | #![deny(warnings)]
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    = note: #[warn(unused_mut)] implied by #[warn(warnings)]
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `"docker" "inspect" "603d665f0d874319b5c95ea3e0009ec26e058db3bb03c3fcb53fc47a4af501bb"`
[INFO] running `"docker" "rm" "-f" "603d665f0d874319b5c95ea3e0009ec26e058db3bb03c3fcb53fc47a4af501bb"`
[INFO] [stdout] 603d665f0d874319b5c95ea3e0009ec26e058db3bb03c3fcb53fc47a4af501bb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/purescript_waterslide/0.3.1:/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=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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] af2009f7d50b2ca81cdfef7fd2de085caabf44405b34253e91e7c07a5e87c22a
[INFO] running `"docker" "start" "-a" "af2009f7d50b2ca81cdfef7fd2de085caabf44405b34253e91e7c07a5e87c22a"`
[INFO] [stderr]    Compiling purescript_waterslide v0.3.1 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/purs_module.rs:60:17
[INFO] [stderr]    |
[INFO] [stderr] 60 |             let mut value = imports.entry(import.clone()).or_insert_with(Vec::new);
[INFO] [stderr]    |                 ----^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]   --> src/lib.rs:5:9
[INFO] [stderr]    |
[INFO] [stderr] 5  | #![deny(warnings)]
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    = note: #[warn(unused_mut)] implied by #[warn(warnings)]
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `"docker" "inspect" "af2009f7d50b2ca81cdfef7fd2de085caabf44405b34253e91e7c07a5e87c22a"`
[INFO] running `"docker" "rm" "-f" "af2009f7d50b2ca81cdfef7fd2de085caabf44405b34253e91e7c07a5e87c22a"`
[INFO] [stdout] af2009f7d50b2ca81cdfef7fd2de085caabf44405b34253e91e7c07a5e87c22a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/purescript_waterslide/0.3.1:/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=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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] a2015b761f2f8fa29e4518fbb401d348beee47e219a1aaa4e586aa3f7eb9a420
[INFO] running `"docker" "start" "-a" "a2015b761f2f8fa29e4518fbb401d348beee47e219a1aaa4e586aa3f7eb9a420"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/purescript_waterslide-137a966415fe94d0
[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]    Doc-tests purescript_waterslide
[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] running `"docker" "inspect" "a2015b761f2f8fa29e4518fbb401d348beee47e219a1aaa4e586aa3f7eb9a420"`
[INFO] running `"docker" "rm" "-f" "a2015b761f2f8fa29e4518fbb401d348beee47e219a1aaa4e586aa3f7eb9a420"`
[INFO] [stdout] a2015b761f2f8fa29e4518fbb401d348beee47e219a1aaa4e586aa3f7eb9a420