[INFO] crate heel-gun 0.1.1 is already in cache
[INFO] extracting crate heel-gun 0.1.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/heel-gun/0.1.1
[INFO] extracting crate heel-gun 0.1.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/heel-gun/0.1.1
[INFO] validating manifest of heel-gun-0.1.1 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 heel-gun-0.1.1 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 heel-gun-0.1.1
[INFO] finished frobbing heel-gun-0.1.1
[INFO] frobbed toml for heel-gun-0.1.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/heel-gun/0.1.1/Cargo.toml
[INFO] started frobbing heel-gun-0.1.1
[INFO] finished frobbing heel-gun-0.1.1
[INFO] frobbed toml for heel-gun-0.1.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/heel-gun/0.1.1/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 heel-gun-0.1.1 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-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/reg/heel-gun/0.1.1:/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] b75f069ab88f33cb4ca526ae294768ab81f152aa8ef7e04fb85f7fe1128e5fb7
[INFO] running `"docker" "start" "-a" "b75f069ab88f33cb4ca526ae294768ab81f152aa8ef7e04fb85f7fe1128e5fb7"`
[INFO] [stderr]    Compiling bstr v0.2.7
[INFO] [stderr]    Compiling csv v1.1.1
[INFO] [stderr]    Compiling heel-gun v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/config.rs:11:25
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub type DynError = Box<std::error::Error + Send + Sync>;
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error + Send + Sync`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.51s
[INFO] running `"docker" "inspect" "b75f069ab88f33cb4ca526ae294768ab81f152aa8ef7e04fb85f7fe1128e5fb7"`
[INFO] running `"docker" "rm" "-f" "b75f069ab88f33cb4ca526ae294768ab81f152aa8ef7e04fb85f7fe1128e5fb7"`
[INFO] [stdout] b75f069ab88f33cb4ca526ae294768ab81f152aa8ef7e04fb85f7fe1128e5fb7
[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/reg/heel-gun/0.1.1:/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] 3d6d943421574050a9d8aaf9bdc2457bb83920587f1f3c5a24e62dadfceb83a4
[INFO] running `"docker" "start" "-a" "3d6d943421574050a9d8aaf9bdc2457bb83920587f1f3c5a24e62dadfceb83a4"`
[INFO] [stderr]    Compiling heel-gun v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/config.rs:11:25
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub type DynError = Box<std::error::Error + Send + Sync>;
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error + Send + Sync`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.15s
[INFO] running `"docker" "inspect" "3d6d943421574050a9d8aaf9bdc2457bb83920587f1f3c5a24e62dadfceb83a4"`
[INFO] running `"docker" "rm" "-f" "3d6d943421574050a9d8aaf9bdc2457bb83920587f1f3c5a24e62dadfceb83a4"`
[INFO] [stdout] 3d6d943421574050a9d8aaf9bdc2457bb83920587f1f3c5a24e62dadfceb83a4
[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/reg/heel-gun/0.1.1:/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] 789d1ed1c333a6791e653ca66154431f7604d6a8b2490ee48b2fc5e852a3bda8
[INFO] running `"docker" "start" "-a" "789d1ed1c333a6791e653ca66154431f7604d6a8b2490ee48b2fc5e852a3bda8"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/heel_gun-45d6a5f28fe11e9d
[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" "789d1ed1c333a6791e653ca66154431f7604d6a8b2490ee48b2fc5e852a3bda8"`
[INFO] running `"docker" "rm" "-f" "789d1ed1c333a6791e653ca66154431f7604d6a8b2490ee48b2fc5e852a3bda8"`
[INFO] [stdout] 789d1ed1c333a6791e653ca66154431f7604d6a8b2490ee48b2fc5e852a3bda8