[INFO] crate rust-cgui 0.1.22 is already in cache
[INFO] extracting crate rust-cgui 0.1.22 into work/ex/beta-1.38-1/sources/1.37.0/reg/rust-cgui/0.1.22
[INFO] extracting crate rust-cgui 0.1.22 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rust-cgui/0.1.22
[INFO] validating manifest of rust-cgui-0.1.22 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 rust-cgui-0.1.22 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 rust-cgui-0.1.22
[INFO] finished frobbing rust-cgui-0.1.22
[INFO] frobbed toml for rust-cgui-0.1.22 written to work/ex/beta-1.38-1/sources/1.37.0/reg/rust-cgui/0.1.22/Cargo.toml
[INFO] started frobbing rust-cgui-0.1.22
[INFO] finished frobbing rust-cgui-0.1.22
[INFO] frobbed toml for rust-cgui-0.1.22 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rust-cgui/0.1.22/Cargo.toml
[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 rust-cgui-0.1.22 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-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/rust-cgui/0.1.22:/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] db5fd2ae328b23622c7c1e6786083892a4a2e2303454f1a7cf457a3844a4fc96
[INFO] running `"docker" "start" "-a" "db5fd2ae328b23622c7c1e6786083892a4a2e2303454f1a7cf457a3844a4fc96"`
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling scan_fmt v0.1.3
[INFO] [stderr]    Compiling png v0.12.0
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling tiff v0.2.2
[INFO] [stderr]    Compiling image v0.20.1
[INFO] [stderr]    Compiling rust-cgui v0.1.22 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `CStr`
[INFO] [stderr]   --> src/main.rs:15:16
[INFO] [stderr]    |
[INFO] [stderr] 15 | use std::ffi::{CStr};
[INFO] [stderr]    |                ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.11s
[INFO] running `"docker" "inspect" "db5fd2ae328b23622c7c1e6786083892a4a2e2303454f1a7cf457a3844a4fc96"`
[INFO] running `"docker" "rm" "-f" "db5fd2ae328b23622c7c1e6786083892a4a2e2303454f1a7cf457a3844a4fc96"`
[INFO] [stdout] db5fd2ae328b23622c7c1e6786083892a4a2e2303454f1a7cf457a3844a4fc96
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/rust-cgui/0.1.22:/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] 68dcfa13cef062b587d9b727e2eacd0827718b549f70b767c2a2def763b4d9e9
[INFO] running `"docker" "start" "-a" "68dcfa13cef062b587d9b727e2eacd0827718b549f70b767c2a2def763b4d9e9"`
[INFO] [stderr]    Compiling rust-cgui v0.1.22 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `CStr`
[INFO] [stderr]   --> src/main.rs:15:16
[INFO] [stderr]    |
[INFO] [stderr] 15 | use std::ffi::{CStr};
[INFO] [stderr]    |                ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.56s
[INFO] running `"docker" "inspect" "68dcfa13cef062b587d9b727e2eacd0827718b549f70b767c2a2def763b4d9e9"`
[INFO] running `"docker" "rm" "-f" "68dcfa13cef062b587d9b727e2eacd0827718b549f70b767c2a2def763b4d9e9"`
[INFO] [stdout] 68dcfa13cef062b587d9b727e2eacd0827718b549f70b767c2a2def763b4d9e9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/rust-cgui/0.1.22:/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] cd6dad2a73000a8c17528f4db72c0b8eefe5e4f9ebdbe1613fffbbab9cdb09bb
[INFO] running `"docker" "start" "-a" "cd6dad2a73000a8c17528f4db72c0b8eefe5e4f9ebdbe1613fffbbab9cdb09bb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cgui-306809d50176f0f3
[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/cgui_bin-ad1dfb40412d9488
[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 cgui
[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" "cd6dad2a73000a8c17528f4db72c0b8eefe5e4f9ebdbe1613fffbbab9cdb09bb"`
[INFO] running `"docker" "rm" "-f" "cd6dad2a73000a8c17528f4db72c0b8eefe5e4f9ebdbe1613fffbbab9cdb09bb"`
[INFO] [stdout] cd6dad2a73000a8c17528f4db72c0b8eefe5e4f9ebdbe1613fffbbab9cdb09bb