[INFO] crate iter-trait 0.3.1 is already in cache
[INFO] extracting crate iter-trait 0.3.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/iter-trait/0.3.1
[INFO] extracting crate iter-trait 0.3.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/iter-trait/0.3.1
[INFO] validating manifest of iter-trait-0.3.1 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 iter-trait-0.3.1 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 iter-trait-0.3.1
[INFO] finished frobbing iter-trait-0.3.1
[INFO] frobbed toml for iter-trait-0.3.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/iter-trait/0.3.1/Cargo.toml
[INFO] started frobbing iter-trait-0.3.1
[INFO] finished frobbing iter-trait-0.3.1
[INFO] frobbed toml for iter-trait-0.3.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/iter-trait/0.3.1/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 iter-trait-0.3.1 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-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/iter-trait/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 403c08d8a35e3b1b42e6668c76640caa884353ba89ff2161d5601d69ddc4527e
[INFO] running `"docker" "start" "-a" "403c08d8a35e3b1b42e6668c76640caa884353ba89ff2161d5601d69ddc4527e"`
[INFO] [stderr]    Compiling iter-trait v0.3.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `"docker" "inspect" "403c08d8a35e3b1b42e6668c76640caa884353ba89ff2161d5601d69ddc4527e"`
[INFO] running `"docker" "rm" "-f" "403c08d8a35e3b1b42e6668c76640caa884353ba89ff2161d5601d69ddc4527e"`
[INFO] [stdout] 403c08d8a35e3b1b42e6668c76640caa884353ba89ff2161d5601d69ddc4527e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/iter-trait/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] fdee144fbbabfc850da2610f8fbec0b6fea1d23613862d0166ee89f0b7192956
[INFO] running `"docker" "start" "-a" "fdee144fbbabfc850da2610f8fbec0b6fea1d23613862d0166ee89f0b7192956"`
[INFO] [stderr]    Compiling iter-trait v0.3.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `"docker" "inspect" "fdee144fbbabfc850da2610f8fbec0b6fea1d23613862d0166ee89f0b7192956"`
[INFO] running `"docker" "rm" "-f" "fdee144fbbabfc850da2610f8fbec0b6fea1d23613862d0166ee89f0b7192956"`
[INFO] [stdout] fdee144fbbabfc850da2610f8fbec0b6fea1d23613862d0166ee89f0b7192956
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/iter-trait/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 238705e2443b792a036f084c4bc3e13d56dfae7d9f27a2a63f9acf17687eb3e8
[INFO] running `"docker" "start" "-a" "238705e2443b792a036f084c4bc3e13d56dfae7d9f27a2a63f9acf17687eb3e8"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/iter_trait-9875319efcf3459a
[INFO] [stderr]    Doc-tests iter-trait
[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 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" "238705e2443b792a036f084c4bc3e13d56dfae7d9f27a2a63f9acf17687eb3e8"`
[INFO] running `"docker" "rm" "-f" "238705e2443b792a036f084c4bc3e13d56dfae7d9f27a2a63f9acf17687eb3e8"`
[INFO] [stdout] 238705e2443b792a036f084c4bc3e13d56dfae7d9f27a2a63f9acf17687eb3e8