[INFO] updating cached repository RafaelBM91/rust-crud
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/RafaelBM91/rust-crud
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/RafaelBM91/rust-crud" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/RafaelBM91/rust-crud"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/RafaelBM91/rust-crud'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/RafaelBM91/rust-crud" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/RafaelBM91/rust-crud"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/RafaelBM91/rust-crud'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 373716fc3fcd5c5e206099aa46bd3f0f1f2ca69b
[INFO] sha for GitHub repo RafaelBM91/rust-crud: 373716fc3fcd5c5e206099aa46bd3f0f1f2ca69b
[INFO] validating manifest of RafaelBM91/rust-crud on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of RafaelBM91/rust-crud on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing RafaelBM91/rust-crud
[INFO] finished frobbing RafaelBM91/rust-crud
[INFO] frobbed toml for RafaelBM91/rust-crud written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/RafaelBM91/rust-crud/Cargo.toml
[INFO] started frobbing RafaelBM91/rust-crud
[INFO] finished frobbing RafaelBM91/rust-crud
[INFO] frobbed toml for RafaelBM91/rust-crud written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/RafaelBM91/rust-crud/Cargo.toml
[INFO] crate RafaelBM91/rust-crud already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking RafaelBM91/rust-crud against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-7/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/RafaelBM91/rust-crud:/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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] c0d50d49f1a1811a62396ac72840c34ae8fd45c1e3e8646a80cf63b024ffb04d
[INFO] running `"docker" "start" "-a" "c0d50d49f1a1811a62396ac72840c34ae8fd45c1e3e8646a80cf63b024ffb04d"`
[INFO] [stderr]     Checking try_from v0.2.2
[INFO] [stderr]     Checking data-encoding v2.1.2
[INFO] [stderr]     Checking indexmap v1.0.2
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking sha-1 v0.7.0
[INFO] [stderr]     Checking md-5 v0.7.0
[INFO] [stderr]     Checking scan_fmt v0.1.3
[INFO] [stderr]     Checking pbkdf2 v0.2.3
[INFO] [stderr]    Compiling mime_guess v1.8.7
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking textnonce v0.6.5
[INFO] [stderr]     Checking iron v0.6.0
[INFO] [stderr]     Checking bson v0.13.0
[INFO] [stderr]     Checking persistent v0.4.0
[INFO] [stderr]     Checking mount v0.4.0
[INFO] [stderr]     Checking logger v0.4.0
[INFO] [stderr]     Checking bodyparser v0.8.0
[INFO] [stderr]     Checking urlencoded v0.6.0
[INFO] [stderr]     Checking mongodb v0.3.12
[INFO] [stderr]    Compiling juniper_codegen v0.11.1
[INFO] [stderr]     Checking juniper v0.11.1
[INFO] [stderr]     Checking juniper_iron v0.3.0
[INFO] [stderr]     Checking rust-test v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `req`
[INFO] [stderr]   --> src/server.rs:16:20
[INFO] [stderr]    |
[INFO] [stderr] 16 | fn context_factory(req: &mut Request) -> IronResult<()> {
[INFO] [stderr]    |                    ^^^ help: consider prefixing with an underscore: `_req`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `req`
[INFO] [stderr]   --> src/server.rs:16:20
[INFO] [stderr]    |
[INFO] [stderr] 16 | fn context_factory(req: &mut Request) -> IronResult<()> {
[INFO] [stderr]    |                    ^^^ help: consider prefixing with an underscore: `_req`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `insert_doc_operation`
[INFO] [stderr]   --> src/mongo.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 |     pub fn insert_doc_operation (mut document: OrderedDocument) -> Option<Bson> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `insert_doc_operation`
[INFO] [stderr]   --> src/mongo.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 |     pub fn insert_doc_operation (mut document: OrderedDocument) -> Option<Bson> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.55s
[INFO] running `"docker" "inspect" "c0d50d49f1a1811a62396ac72840c34ae8fd45c1e3e8646a80cf63b024ffb04d"`
[INFO] running `"docker" "rm" "-f" "c0d50d49f1a1811a62396ac72840c34ae8fd45c1e3e8646a80cf63b024ffb04d"`
[INFO] [stdout] c0d50d49f1a1811a62396ac72840c34ae8fd45c1e3e8646a80cf63b024ffb04d