[INFO] crate shotgun 2.1.0 is already in cache
[INFO] extracting crate shotgun 2.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/shotgun/2.1.0
[INFO] extracting crate shotgun 2.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/shotgun/2.1.0
[INFO] validating manifest of shotgun-2.1.0 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of shotgun-2.1.0 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing shotgun-2.1.0
[INFO] finished frobbing shotgun-2.1.0
[INFO] frobbed toml for shotgun-2.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/shotgun/2.1.0/Cargo.toml
[INFO] started frobbing shotgun-2.1.0
[INFO] finished frobbing shotgun-2.1.0
[INFO] frobbed toml for shotgun-2.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/shotgun/2.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing shotgun-2.1.0 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/shotgun/2.1.0:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] c823f598e2b7a73f28774bc68f58001805f4e15183f79a1ec6319e9a1f803b20
[INFO] running `"docker" "start" "-a" "c823f598e2b7a73f28774bc68f58001805f4e15183f79a1ec6319e9a1f803b20"`
[INFO] [stderr]    Compiling shotgun v2.1.0 (/opt/crater/workdir)
[INFO] [stderr]    Compiling x11 v2.18.1
[INFO] [stderr]    Compiling image v0.21.2
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.56s
[INFO] running `"docker" "inspect" "c823f598e2b7a73f28774bc68f58001805f4e15183f79a1ec6319e9a1f803b20"`
[INFO] running `"docker" "rm" "-f" "c823f598e2b7a73f28774bc68f58001805f4e15183f79a1ec6319e9a1f803b20"`
[INFO] [stdout] c823f598e2b7a73f28774bc68f58001805f4e15183f79a1ec6319e9a1f803b20
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/shotgun/2.1.0:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 4e3d95b166ca1b41418eabb942664c2e73450260b535f4b54c6a64a57e8fc00f
[INFO] running `"docker" "start" "-a" "4e3d95b166ca1b41418eabb942664c2e73450260b535f4b54c6a64a57e8fc00f"`
[INFO] [stderr]    Compiling shotgun v2.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `"docker" "inspect" "4e3d95b166ca1b41418eabb942664c2e73450260b535f4b54c6a64a57e8fc00f"`
[INFO] running `"docker" "rm" "-f" "4e3d95b166ca1b41418eabb942664c2e73450260b535f4b54c6a64a57e8fc00f"`
[INFO] [stdout] 4e3d95b166ca1b41418eabb942664c2e73450260b535f4b54c6a64a57e8fc00f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/shotgun/2.1.0:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 2f14360efc8942e7e23a05805bb8be6e26982793233aebcf061d64231b3d55fa
[INFO] running `"docker" "start" "-a" "2f14360efc8942e7e23a05805bb8be6e26982793233aebcf061d64231b3d55fa"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/shotgun-00a7ef320979e36b
[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" "2f14360efc8942e7e23a05805bb8be6e26982793233aebcf061d64231b3d55fa"`
[INFO] running `"docker" "rm" "-f" "2f14360efc8942e7e23a05805bb8be6e26982793233aebcf061d64231b3d55fa"`
[INFO] [stdout] 2f14360efc8942e7e23a05805bb8be6e26982793233aebcf061d64231b3d55fa