[INFO] fetching crate oai 0.1.1...
[INFO] extracting crate oai 0.1.1 into work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/oai/0.1.1
[INFO] extracting crate oai 0.1.1 into work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/oai/0.1.1
[INFO] validating manifest of oai-0.1.1 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 oai-0.1.1 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 oai-0.1.1
[INFO] finished frobbing oai-0.1.1
[INFO] frobbed toml for oai-0.1.1 written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/oai/0.1.1/Cargo.toml
[INFO] started frobbing oai-0.1.1
[INFO] finished frobbing oai-0.1.1
[INFO] frobbed toml for oai-0.1.1 written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/oai/0.1.1/Cargo.toml
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking oai-0.1.1 against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-1/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/oai/0.1.1:/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" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] d6080d58216d0573f8235b78ce255c3ca1396ff7cb3d5d52525d6373236f8cdb
[INFO] running `"docker" "start" "-a" "d6080d58216d0573f8235b78ce255c3ca1396ff7cb3d5d52525d6373236f8cdb"`
[INFO] [stderr]     Checking xmlparser v0.7.0
[INFO] [stderr]     Checking sxd-document v0.3.2
[INFO] [stderr]     Checking xmltree v0.8.0
[INFO] [stderr]     Checking treexml v0.7.0
[INFO] [stderr]     Checking roxmltree v0.3.0
[INFO] [stderr]     Checking sxd-xpath v0.4.2
[INFO] [stderr]     Checking oai v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `serde_json::json`
[INFO] [stderr]   --> src/lib.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 27 |     use serde_json::json;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Deserialize`
[INFO] [stderr]   --> src/lib.rs:29:24
[INFO] [stderr]    |
[INFO] [stderr] 29 |     use serde_derive::{Deserialize, Serialize};
[INFO] [stderr]    |                        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Deserialize`
[INFO] [stderr]    --> src/lib.rs:125:24
[INFO] [stderr]     |
[INFO] [stderr] 125 |     use serde_derive::{Deserialize, Serialize};
[INFO] [stderr]     |                        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Deserialize`
[INFO] [stderr]    --> src/lib.rs:143:24
[INFO] [stderr]     |
[INFO] [stderr] 143 |     use serde_derive::{Deserialize, Serialize};
[INFO] [stderr]     |                        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sync::Arc`
[INFO] [stderr]    --> src/lib.rs:146:36
[INFO] [stderr]     |
[INFO] [stderr] 146 |     use std::{marker::PhantomData, sync::Arc};
[INFO] [stderr]     |                                    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Deserialize`
[INFO] [stderr]    --> src/lib.rs:259:24
[INFO] [stderr]     |
[INFO] [stderr] 259 |     use serde_derive::{Deserialize, Serialize};
[INFO] [stderr]     |                        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sync::Arc`
[INFO] [stderr]    --> src/lib.rs:262:36
[INFO] [stderr]     |
[INFO] [stderr] 262 |     use std::{marker::PhantomData, sync::Arc};
[INFO] [stderr]     |                                    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde_json::json`
[INFO] [stderr]   --> src/lib.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 27 |     use serde_json::json;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Deserialize`
[INFO] [stderr]   --> src/lib.rs:29:24
[INFO] [stderr]    |
[INFO] [stderr] 29 |     use serde_derive::{Deserialize, Serialize};
[INFO] [stderr]    |                        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Deserialize`
[INFO] [stderr]    --> src/lib.rs:125:24
[INFO] [stderr]     |
[INFO] [stderr] 125 |     use serde_derive::{Deserialize, Serialize};
[INFO] [stderr]     |                        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Deserialize`
[INFO] [stderr]    --> src/lib.rs:143:24
[INFO] [stderr]     |
[INFO] [stderr] 143 |     use serde_derive::{Deserialize, Serialize};
[INFO] [stderr]     |                        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sync::Arc`
[INFO] [stderr]    --> src/lib.rs:146:36
[INFO] [stderr]     |
[INFO] [stderr] 146 |     use std::{marker::PhantomData, sync::Arc};
[INFO] [stderr]     |                                    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Deserialize`
[INFO] [stderr]    --> src/lib.rs:259:24
[INFO] [stderr]     |
[INFO] [stderr] 259 |     use serde_derive::{Deserialize, Serialize};
[INFO] [stderr]     |                        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sync::Arc`
[INFO] [stderr]    --> src/lib.rs:262:36
[INFO] [stderr]     |
[INFO] [stderr] 262 |     use std::{marker::PhantomData, sync::Arc};
[INFO] [stderr]     |                                    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `IntoFuture`
[INFO] [stderr]  --> examples/simple.rs:4:27
[INFO] [stderr]   |
[INFO] [stderr] 4 |     use futures::{Future, IntoFuture};
[INFO] [stderr]   |                           ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.67s
[INFO] running `"docker" "inspect" "d6080d58216d0573f8235b78ce255c3ca1396ff7cb3d5d52525d6373236f8cdb"`
[INFO] running `"docker" "rm" "-f" "d6080d58216d0573f8235b78ce255c3ca1396ff7cb3d5d52525d6373236f8cdb"`
[INFO] [stdout] d6080d58216d0573f8235b78ce255c3ca1396ff7cb3d5d52525d6373236f8cdb