[INFO] crate graphy_plugin_test_0 0.1.0 is already in cache
[INFO] extracting crate graphy_plugin_test_0 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/graphy_plugin_test_0/0.1.0
[INFO] extracting crate graphy_plugin_test_0 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/graphy_plugin_test_0/0.1.0
[INFO] validating manifest of graphy_plugin_test_0-0.1.0 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 graphy_plugin_test_0-0.1.0 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 graphy_plugin_test_0-0.1.0
[INFO] finished frobbing graphy_plugin_test_0-0.1.0
[INFO] frobbed toml for graphy_plugin_test_0-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/graphy_plugin_test_0/0.1.0/Cargo.toml
[INFO] started frobbing graphy_plugin_test_0-0.1.0
[INFO] finished frobbing graphy_plugin_test_0-0.1.0
[INFO] frobbed toml for graphy_plugin_test_0-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/graphy_plugin_test_0/0.1.0/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing graphy_plugin_test_0-0.1.0 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-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/graphy_plugin_test_0/0.1.0:/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] d77cc5578eaebfce85159bac7ed2ce0432046a75a8ef0d3eaa19a67f176213b5
[INFO] running `"docker" "start" "-a" "d77cc5578eaebfce85159bac7ed2ce0432046a75a8ef0d3eaa19a67f176213b5"`
[INFO] [stderr]    Compiling graphy_plugin_test_0 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::mem`
[INFO] [stderr]  --> src/lib.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::mem;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `"docker" "inspect" "d77cc5578eaebfce85159bac7ed2ce0432046a75a8ef0d3eaa19a67f176213b5"`
[INFO] running `"docker" "rm" "-f" "d77cc5578eaebfce85159bac7ed2ce0432046a75a8ef0d3eaa19a67f176213b5"`
[INFO] [stdout] d77cc5578eaebfce85159bac7ed2ce0432046a75a8ef0d3eaa19a67f176213b5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/graphy_plugin_test_0/0.1.0:/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] 3cda094e0c6c803e948354b87ab56407602bb081592a1faf2019283e9ba84a0d
[INFO] running `"docker" "start" "-a" "3cda094e0c6c803e948354b87ab56407602bb081592a1faf2019283e9ba84a0d"`
[INFO] [stderr]    Compiling graphy_plugin_test_0 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::mem`
[INFO] [stderr]  --> src/lib.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::mem;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `"docker" "inspect" "3cda094e0c6c803e948354b87ab56407602bb081592a1faf2019283e9ba84a0d"`
[INFO] running `"docker" "rm" "-f" "3cda094e0c6c803e948354b87ab56407602bb081592a1faf2019283e9ba84a0d"`
[INFO] [stdout] 3cda094e0c6c803e948354b87ab56407602bb081592a1faf2019283e9ba84a0d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/graphy_plugin_test_0/0.1.0:/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] 84755be6f40705bbaec7228b80cfa4bb24024c2d74bfc7c8a4b031df01f0e7de
[INFO] running `"docker" "start" "-a" "84755be6f40705bbaec7228b80cfa4bb24024c2d74bfc7c8a4b031df01f0e7de"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/graphy_plugin_test_0-68024d876a64fd60
[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" "84755be6f40705bbaec7228b80cfa4bb24024c2d74bfc7c8a4b031df01f0e7de"`
[INFO] running `"docker" "rm" "-f" "84755be6f40705bbaec7228b80cfa4bb24024c2d74bfc7c8a4b031df01f0e7de"`
[INFO] [stdout] 84755be6f40705bbaec7228b80cfa4bb24024c2d74bfc7c8a4b031df01f0e7de