[INFO] crate charmhelpers 0.1.3 is already in cache
[INFO] extracting crate charmhelpers 0.1.3 into work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/charmhelpers/0.1.3
[INFO] extracting crate charmhelpers 0.1.3 into work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/charmhelpers/0.1.3
[INFO] validating manifest of charmhelpers-0.1.3 on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of charmhelpers-0.1.3 on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing charmhelpers-0.1.3
[INFO] finished frobbing charmhelpers-0.1.3
[INFO] frobbed toml for charmhelpers-0.1.3 written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/charmhelpers/0.1.3/Cargo.toml
[INFO] started frobbing charmhelpers-0.1.3
[INFO] finished frobbing charmhelpers-0.1.3
[INFO] frobbed toml for charmhelpers-0.1.3 written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/charmhelpers/0.1.3/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking charmhelpers-0.1.3 against master#60960a260f7b5c695fd0717311d72ce62dd4eb43 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-1/master#60960a260f7b5c695fd0717311d72ce62dd4eb43:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/charmhelpers/0.1.3:/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=forbid" "-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" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] d05e89b856af9c066b3dbed3b4a8263e0af75afd09b9cf6c9962cc3a17ec6998
[INFO] running `"docker" "start" "-a" "d05e89b856af9c066b3dbed3b4a8263e0af75afd09b9cf6c9962cc3a17ec6998"`
[INFO] [stderr]     Checking juju v0.3.1
[INFO] [stderr]     Checking rusqlite v0.14.0
[INFO] [stderr]     Checking charmhelpers v0.1.3
[INFO] [stderr]     Checking juju v1.0.0
[INFO] [stderr]     Checking charmhelpers v0.1.3 (/opt/crater/workdir)
[INFO] [stderr] error[E0432]: unresolved import `super::super::execution_environment`
[INFO] [stderr]    --> src/core/hookenv.rs:131:13
[INFO] [stderr]     |
[INFO] [stderr] 131 |         use super::super::execution_environment;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `execution_environment` in `core::hookenv`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]    --> src/core/hookenv.rs:132:13
[INFO] [stderr]     |
[INFO] [stderr] 132 |         use std::env;
[INFO] [stderr]     |             ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `charmhelpers`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "d05e89b856af9c066b3dbed3b4a8263e0af75afd09b9cf6c9962cc3a17ec6998"`
[INFO] running `"docker" "rm" "-f" "d05e89b856af9c066b3dbed3b4a8263e0af75afd09b9cf6c9962cc3a17ec6998"`
[INFO] [stdout] d05e89b856af9c066b3dbed3b4a8263e0af75afd09b9cf6c9962cc3a17ec6998