[INFO] crate iff 0.1.0 is already in cache
[INFO] testing iff-0.1.0 against beta-2019-09-28 for beta-1.39-1
[INFO] extracting crate iff 0.1.0 into work/builds/worker-4/source
[INFO] validating manifest of crates.io crate iff 0.1.0 on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate iff 0.1.0
[INFO] finished tweaking crates.io crate iff 0.1.0
[INFO] tweaked toml for crates.io crate iff 0.1.0 written to work/builds/worker-4/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 0b6948058c303438a7584ca461bd40eccd2bf51a9b39f87cce0a8f9a69094d3c
[INFO] running `"docker" "start" "-a" "0b6948058c303438a7584ca461bd40eccd2bf51a9b39f87cce0a8f9a69094d3c"`
[INFO] [stderr]    Compiling iff v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `"docker" "inspect" "0b6948058c303438a7584ca461bd40eccd2bf51a9b39f87cce0a8f9a69094d3c"`
[INFO] running `"docker" "rm" "-f" "0b6948058c303438a7584ca461bd40eccd2bf51a9b39f87cce0a8f9a69094d3c"`
[INFO] [stdout] 0b6948058c303438a7584ca461bd40eccd2bf51a9b39f87cce0a8f9a69094d3c
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 7935bf33eaaac7e9532210f81ed25721a63a88b7e07a013d45f58e979bd5d1cd
[INFO] running `"docker" "start" "-a" "7935bf33eaaac7e9532210f81ed25721a63a88b7e07a013d45f58e979bd5d1cd"`
[INFO] [stderr]    Compiling iff v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `"docker" "inspect" "7935bf33eaaac7e9532210f81ed25721a63a88b7e07a013d45f58e979bd5d1cd"`
[INFO] running `"docker" "rm" "-f" "7935bf33eaaac7e9532210f81ed25721a63a88b7e07a013d45f58e979bd5d1cd"`
[INFO] [stdout] 7935bf33eaaac7e9532210f81ed25721a63a88b7e07a013d45f58e979bd5d1cd
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] d17f03c5945b44a1e3a636e37d23d4761c0308d013dbb3d44b835c3258d43af4
[INFO] running `"docker" "start" "-a" "d17f03c5945b44a1e3a636e37d23d4761c0308d013dbb3d44b835c3258d43af4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/iff-21a652a448719bd9
[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/rustwide/target/debug/deps/tests-6ca577d6e9105e06
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test t ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests iff
[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" "d17f03c5945b44a1e3a636e37d23d4761c0308d013dbb3d44b835c3258d43af4"`
[INFO] running `"docker" "rm" "-f" "d17f03c5945b44a1e3a636e37d23d4761c0308d013dbb3d44b835c3258d43af4"`
[INFO] [stdout] d17f03c5945b44a1e3a636e37d23d4761c0308d013dbb3d44b835c3258d43af4