[INFO] crate olaf2 0.0.3 is already in cache
[INFO] extracting crate olaf2 0.0.3 into work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/olaf2/0.0.3
[INFO] extracting crate olaf2 0.0.3 into work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/olaf2/0.0.3
[INFO] validating manifest of olaf2-0.0.3 on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of olaf2-0.0.3 on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing olaf2-0.0.3
[INFO] finished frobbing olaf2-0.0.3
[INFO] frobbed toml for olaf2-0.0.3 written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/olaf2/0.0.3/Cargo.toml
[INFO] started frobbing olaf2-0.0.3
[INFO] finished frobbing olaf2-0.0.3
[INFO] frobbed toml for olaf2-0.0.3 written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/olaf2/0.0.3/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-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" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking olaf2-0.0.3 against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-2/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/olaf2/0.0.3:/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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 8c3acfe51499d9e5e1056be577cb96e31bde38b2fc2d50efcf3ebbc29ba9a112
[INFO] running `"docker" "start" "-a" "8c3acfe51499d9e5e1056be577cb96e31bde38b2fc2d50efcf3ebbc29ba9a112"`
[INFO] [stderr] warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking canonical-path v0.1.1
[INFO] [stderr]    Compiling actix-web v0.7.19
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking cookie v0.11.1
[INFO] [stderr]     Checking flate2 v1.0.11
[INFO] [stderr]    Compiling abscissa_derive v0.0.2
[INFO] [stderr]     Checking curl v0.4.23
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking serde_qs v0.4.6
[INFO] [stderr]     Checking url_serde v0.2.0
[INFO] [stderr]     Checking tokio-signal v0.2.7
[INFO] [stderr]     Checking simplelog v0.5.3
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking trust-dns-proto v0.6.3
[INFO] [stderr]     Checking trust-dns-proto v0.5.0
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking oauth2 v2.0.0-beta.3
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking hyper v0.12.33
[INFO] [stderr]     Checking abscissa v0.0.4
[INFO] [stderr]     Checking trust-dns-resolver v0.10.3
[INFO] [stderr]     Checking actix v0.7.9
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking reqwest v0.9.20
[INFO] [stderr]     Checking actix-net v0.2.6
[INFO] [stderr]     Checking olaf2 v0.0.3 (/opt/crater/workdir)
[INFO] [stderr] error[E0252]: the name `Serialize` is defined multiple times
[INFO] [stderr]  --> src/msgs.rs:3:33
[INFO] [stderr]   |
[INFO] [stderr] 2 | use serde::{de::DeserializeOwned, Serialize};
[INFO] [stderr]   |                                   --------- previous import of the macro `Serialize` here
[INFO] [stderr] 3 | use serde_derive::{Deserialize, Serialize};
[INFO] [stderr]   |                                 ^^^^^^^^^ `Serialize` reimported here
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Serialize` must be defined only once in the macro namespace of this module
[INFO] [stderr] 
[INFO] [stderr] error[E0252]: the name `Serialize` is defined multiple times
[INFO] [stderr]  --> src/msgs.rs:3:33
[INFO] [stderr]   |
[INFO] [stderr] 2 | use serde::{de::DeserializeOwned, Serialize};
[INFO] [stderr]   |                                   --------- previous import of the macro `Serialize` here
[INFO] [stderr] 3 | use serde_derive::{Deserialize, Serialize};
[INFO] [stderr]   |                                 ^^^^^^^^^ `Serialize` reimported here
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Serialize` must be defined only once in the macro namespace of this module
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `actix_web::server::Server`
[INFO] [stderr]   --> src/client.rs:14:20
[INFO] [stderr]    |
[INFO] [stderr] 14 |     server::{self, Server},
[INFO] [stderr]    |                    ^^^^^^ no `Server` in `server`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `actix_web::server::Server`
[INFO] [stderr]   --> src/client.rs:14:20
[INFO] [stderr]    |
[INFO] [stderr] 14 |     server::{self, Server},
[INFO] [stderr]    |                    ^^^^^^ no `Server` in `server`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `lazy_static::lazy_static`
[INFO] [stderr]   --> src/client.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | use lazy_static::lazy_static;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde_derive::Deserialize`
[INFO] [stderr]   --> src/client.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 | use serde_derive::Deserialize;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::util::*`
[INFO] [stderr]   --> src/client.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 | use crate::util::*;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `de::DeserializeOwned`
[INFO] [stderr]  --> src/msgs.rs:2:13
[INFO] [stderr]   |
[INFO] [stderr] 2 | use serde::{de::DeserializeOwned, Serialize};
[INFO] [stderr]   |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Serialize`
[INFO] [stderr]  --> src/msgs.rs:3:33
[INFO] [stderr]   |
[INFO] [stderr] 3 | use serde_derive::{Deserialize, Serialize};
[INFO] [stderr]   |                                 ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `lazy_static::lazy_static`
[INFO] [stderr]   --> src/client.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | use lazy_static::lazy_static;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde_derive::Deserialize`
[INFO] [stderr]   --> src/client.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 | use serde_derive::Deserialize;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::util::*`
[INFO] [stderr]   --> src/client.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 | use crate::util::*;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `de::DeserializeOwned`
[INFO] [stderr]  --> src/msgs.rs:2:13
[INFO] [stderr]   |
[INFO] [stderr] 2 | use serde::{de::DeserializeOwned, Serialize};
[INFO] [stderr]   |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Serialize`
[INFO] [stderr]  --> src/msgs.rs:3:33
[INFO] [stderr]   |
[INFO] [stderr] 3 | use serde_derive::{Deserialize, Serialize};
[INFO] [stderr]   |                                 ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0252, E0432.
[INFO] [stderr] For more information about an error, try `rustc --explain E0252`.
[INFO] [stderr] error: Could not compile `olaf2`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0252, E0432.
[INFO] [stderr] For more information about an error, try `rustc --explain E0252`.
[INFO] [stderr] error: Could not compile `olaf2`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "8c3acfe51499d9e5e1056be577cb96e31bde38b2fc2d50efcf3ebbc29ba9a112"`
[INFO] running `"docker" "rm" "-f" "8c3acfe51499d9e5e1056be577cb96e31bde38b2fc2d50efcf3ebbc29ba9a112"`
[INFO] [stdout] 8c3acfe51499d9e5e1056be577cb96e31bde38b2fc2d50efcf3ebbc29ba9a112