[INFO] updating cached repository solson/shroom
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/solson/shroom
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/solson/shroom" "work/ex/beta-1.38-1/sources/1.37.0/gh/solson/shroom"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/solson/shroom'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/solson/shroom" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/solson/shroom"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/solson/shroom'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f0b51502750feb949d2d487f638405f41dcda63a
[INFO] sha for GitHub repo solson/shroom: f0b51502750feb949d2d487f638405f41dcda63a
[INFO] validating manifest of solson/shroom 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 solson/shroom 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 solson/shroom
[INFO] finished frobbing solson/shroom
[INFO] frobbed toml for solson/shroom written to work/ex/beta-1.38-1/sources/1.37.0/gh/solson/shroom/Cargo.toml
[INFO] started frobbing solson/shroom
[INFO] finished frobbing solson/shroom
[INFO] frobbed toml for solson/shroom written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/solson/shroom/Cargo.toml
[INFO] crate solson/shroom 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/solson/shroom/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[INFO] the lockfile is outdated, regenerating it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 solson/shroom against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/solson/shroom:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 1108388481c04e741f78cbd6ee3db924839b59352ea58c25c619642598dd7609
[INFO] running `"docker" "start" "-a" "1108388481c04e741f78cbd6ee3db924839b59352ea58c25c619642598dd7609"`
[INFO] [stderr]    Compiling itertools v0.3.25
[INFO] [stderr]    Compiling shroom v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/parser.rs:85:16
[INFO] [stderr]    |
[INFO] [stderr] 85 |             'a'...'z' | 'A'...'Z' | '0'...'9' | '-' | '+' | '/' | '_' | '.' => true,
[INFO] [stderr]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/parser.rs:85:28
[INFO] [stderr]    |
[INFO] [stderr] 85 |             'a'...'z' | 'A'...'Z' | '0'...'9' | '-' | '+' | '/' | '_' | '.' => true,
[INFO] [stderr]    |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/parser.rs:85:40
[INFO] [stderr]    |
[INFO] [stderr] 85 |             'a'...'z' | 'A'...'Z' | '0'...'9' | '-' | '+' | '/' | '_' | '.' => true,
[INFO] [stderr]    |                                        ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]   --> src/main.rs:39:32
[INFO] [stderr]    |
[INFO] [stderr] 39 |     } else if let Some(home) = std::env::home_dir() {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Write`
[INFO] [stderr]  --> src/parser.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::io::Write;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.18s
[INFO] running `"docker" "inspect" "1108388481c04e741f78cbd6ee3db924839b59352ea58c25c619642598dd7609"`
[INFO] running `"docker" "rm" "-f" "1108388481c04e741f78cbd6ee3db924839b59352ea58c25c619642598dd7609"`
[INFO] [stdout] 1108388481c04e741f78cbd6ee3db924839b59352ea58c25c619642598dd7609
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/solson/shroom:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] cc9ab492f9638a370d09d041b5d3ead7355a975f40f12588dbe60b3ad5271058
[INFO] running `"docker" "start" "-a" "cc9ab492f9638a370d09d041b5d3ead7355a975f40f12588dbe60b3ad5271058"`
[INFO] [stderr]    Compiling shroom v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/parser.rs:85:16
[INFO] [stderr]    |
[INFO] [stderr] 85 |             'a'...'z' | 'A'...'Z' | '0'...'9' | '-' | '+' | '/' | '_' | '.' => true,
[INFO] [stderr]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/parser.rs:85:28
[INFO] [stderr]    |
[INFO] [stderr] 85 |             'a'...'z' | 'A'...'Z' | '0'...'9' | '-' | '+' | '/' | '_' | '.' => true,
[INFO] [stderr]    |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/parser.rs:85:40
[INFO] [stderr]    |
[INFO] [stderr] 85 |             'a'...'z' | 'A'...'Z' | '0'...'9' | '-' | '+' | '/' | '_' | '.' => true,
[INFO] [stderr]    |                                        ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]   --> src/main.rs:39:32
[INFO] [stderr]    |
[INFO] [stderr] 39 |     } else if let Some(home) = std::env::home_dir() {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Write`
[INFO] [stderr]  --> src/parser.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::io::Write;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `"docker" "inspect" "cc9ab492f9638a370d09d041b5d3ead7355a975f40f12588dbe60b3ad5271058"`
[INFO] running `"docker" "rm" "-f" "cc9ab492f9638a370d09d041b5d3ead7355a975f40f12588dbe60b3ad5271058"`
[INFO] [stdout] cc9ab492f9638a370d09d041b5d3ead7355a975f40f12588dbe60b3ad5271058
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/solson/shroom:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 507ec625455fb1365b84cedd37c13014e648c10416a34431d950ae5f5e19d03a
[INFO] running `"docker" "start" "-a" "507ec625455fb1365b84cedd37c13014e648c10416a34431d950ae5f5e19d03a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/shroom-ad577841d6c4303d
[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" "507ec625455fb1365b84cedd37c13014e648c10416a34431d950ae5f5e19d03a"`
[INFO] running `"docker" "rm" "-f" "507ec625455fb1365b84cedd37c13014e648c10416a34431d950ae5f5e19d03a"`
[INFO] [stdout] 507ec625455fb1365b84cedd37c13014e648c10416a34431d950ae5f5e19d03a