[INFO] cloning repository Spooky-Action-Developers/Project-Ironclad
[INFO] running `"git" "clone" "--bare" "git://github.com/Spooky-Action-Developers/Project-Ironclad.git" "work/cache/sources/gh/Spooky-Action-Developers/Project-Ironclad"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/Spooky-Action-Developers/Project-Ironclad'...
[INFO] running `"git" "clone" "work/cache/sources/gh/Spooky-Action-Developers/Project-Ironclad" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/Spooky-Action-Developers/Project-Ironclad"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/Spooky-Action-Developers/Project-Ironclad'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Spooky-Action-Developers/Project-Ironclad" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/Spooky-Action-Developers/Project-Ironclad"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/Spooky-Action-Developers/Project-Ironclad'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a24e7ffefffb237fe46f8b93cb2427a499e45119
[INFO] sha for GitHub repo Spooky-Action-Developers/Project-Ironclad: a24e7ffefffb237fe46f8b93cb2427a499e45119
[INFO] validating manifest of Spooky-Action-Developers/Project-Ironclad on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Spooky-Action-Developers/Project-Ironclad on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Spooky-Action-Developers/Project-Ironclad
[INFO] finished frobbing Spooky-Action-Developers/Project-Ironclad
[INFO] frobbed toml for Spooky-Action-Developers/Project-Ironclad written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/Spooky-Action-Developers/Project-Ironclad/Cargo.toml
[INFO] started frobbing Spooky-Action-Developers/Project-Ironclad
[INFO] finished frobbing Spooky-Action-Developers/Project-Ironclad
[INFO] frobbed toml for Spooky-Action-Developers/Project-Ironclad written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/Spooky-Action-Developers/Project-Ironclad/Cargo.toml
[INFO] crate Spooky-Action-Developers/Project-Ironclad already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rusoto_kms v0.32.0
[INFO] [stderr]   Downloaded rusoto_iam v0.32.0
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Spooky-Action-Developers/Project-Ironclad against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-4/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/Spooky-Action-Developers/Project-Ironclad:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] cdc16f8374be6c7cb8803667d931dfc8bdc74bc2722e735e2989f9148640197f
[INFO] running `"docker" "start" "-a" "cdc16f8374be6c7cb8803667d931dfc8bdc74bc2722e735e2989f9148640197f"`
[INFO] [stderr]     Checking rusoto_credential v0.11.0
[INFO] [stderr]     Checking rusoto_core v0.32.0
[INFO] [stderr]     Checking rusoto_dynamodb v0.32.0
[INFO] [stderr]     Checking rusoto_kms v0.32.0
[INFO] [stderr]     Checking rusoto_iam v0.32.0
[INFO] [stderr]     Checking ironclad v0.4.1 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/secrets.rs:187:21
[INFO] [stderr]     |
[INFO] [stderr] 187 |                 let mut secret = secrets.get("name").unwrap().clone();
[INFO] [stderr]     |                     ----^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/secrets.rs:190:21
[INFO] [stderr]     |
[INFO] [stderr] 190 |                 let mut versions = secrets.get("version").unwrap().clone();
[INFO] [stderr]     |                     ----^^^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/secrets.rs:242:21
[INFO] [stderr]     |
[INFO] [stderr] 242 |                 let mut secret = secrets.get("name").unwrap().clone();
[INFO] [stderr]     |                     ----^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/secrets.rs:245:21
[INFO] [stderr]     |
[INFO] [stderr] 245 |                 let mut versions = secrets.get("version").unwrap().clone();
[INFO] [stderr]     |                     ----^^^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/secrets.rs:187:21
[INFO] [stderr]     |
[INFO] [stderr] 187 |                 let mut secret = secrets.get("name").unwrap().clone();
[INFO] [stderr]     |                     ----^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/secrets.rs:190:21
[INFO] [stderr]     |
[INFO] [stderr] 190 |                 let mut versions = secrets.get("version").unwrap().clone();
[INFO] [stderr]     |                     ----^^^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/secrets.rs:242:21
[INFO] [stderr]     |
[INFO] [stderr] 242 |                 let mut secret = secrets.get("name").unwrap().clone();
[INFO] [stderr]     |                     ----^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/secrets.rs:245:21
[INFO] [stderr]     |
[INFO] [stderr] 245 |                 let mut versions = secrets.get("version").unwrap().clone();
[INFO] [stderr]     |                     ----^^^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:212:21
[INFO] [stderr]     |
[INFO] [stderr] 212 |                 let mut reg_list_string = "";
[INFO] [stderr]     |                     ----^^^^^^^^^^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:285:21
[INFO] [stderr]     |
[INFO] [stderr] 285 |                 let mut reg_list_string = "";
[INFO] [stderr]     |                     ----^^^^^^^^^^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:315:21
[INFO] [stderr]     |
[INFO] [stderr] 315 |                 let mut delete_table_name = x.value_of("tableName").unwrap();
[INFO] [stderr]     |                     ----^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:321:21
[INFO] [stderr]     |
[INFO] [stderr] 321 |                 let mut reg_list_string = "";
[INFO] [stderr]     |                     ----^^^^^^^^^^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:212:21
[INFO] [stderr]     |
[INFO] [stderr] 212 |                 let mut reg_list_string = "";
[INFO] [stderr]     |                     ----^^^^^^^^^^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:285:21
[INFO] [stderr]     |
[INFO] [stderr] 285 |                 let mut reg_list_string = "";
[INFO] [stderr]     |                     ----^^^^^^^^^^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:315:21
[INFO] [stderr]     |
[INFO] [stderr] 315 |                 let mut delete_table_name = x.value_of("tableName").unwrap();
[INFO] [stderr]     |                     ----^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:321:21
[INFO] [stderr]     |
[INFO] [stderr] 321 |                 let mut reg_list_string = "";
[INFO] [stderr]     |                     ----^^^^^^^^^^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.05s
[INFO] running `"docker" "inspect" "cdc16f8374be6c7cb8803667d931dfc8bdc74bc2722e735e2989f9148640197f"`
[INFO] running `"docker" "rm" "-f" "cdc16f8374be6c7cb8803667d931dfc8bdc74bc2722e735e2989f9148640197f"`
[INFO] [stdout] cdc16f8374be6c7cb8803667d931dfc8bdc74bc2722e735e2989f9148640197f