[INFO] updating cached repository rustudio/rustudy
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/rustudio/rustudy
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/rustudio/rustudy" "work/ex/beta-1.37-6/sources/1.36.0/gh/rustudio/rustudy"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/rustudio/rustudy'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/rustudio/rustudy" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/rustudio/rustudy"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/rustudio/rustudy'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 386872d366921caf639b77fd2186708d815d4ff5
[INFO] sha for GitHub repo rustudio/rustudy: 386872d366921caf639b77fd2186708d815d4ff5
[INFO] validating manifest of rustudio/rustudy on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of rustudio/rustudy on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing rustudio/rustudy
[INFO] finished frobbing rustudio/rustudy
[INFO] frobbed toml for rustudio/rustudy written to work/ex/beta-1.37-6/sources/1.36.0/gh/rustudio/rustudy/Cargo.toml
[INFO] started frobbing rustudio/rustudy
[INFO] finished frobbing rustudio/rustudy
[INFO] frobbed toml for rustudio/rustudy written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/rustudio/rustudy/Cargo.toml
[INFO] crate rustudio/rustudy already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/rustudio/rustudy/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "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] testing rustudio/rustudy against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/rustudio/rustudy:/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=warn" "-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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] b0b6fe0b68f7c91526751b96521eef2e2c0a895541c1d0182863b48a76121da6
[INFO] running `"docker" "start" "-a" "b0b6fe0b68f7c91526751b96521eef2e2c0a895541c1d0182863b48a76121da6"`
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]    Compiling dotenv v0.9.0
[INFO] [stderr]    Compiling diesel_derives v1.4.0
[INFO] [stderr]    Compiling diesel v1.4.2
[INFO] [stderr]    Compiling rustudy v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `self::hyper::Request`
[INFO] [stderr]  --> src/rest/hyper.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use self::hyper::Request;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::hyper::Method`
[INFO] [stderr]  --> src/rest/hyper.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use self::hyper::Method;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::hyper::header::HeaderValue`
[INFO] [stderr]  --> src/rest/hyper.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use self::hyper::header::HeaderValue;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self`
[INFO] [stderr]   --> src/main.rs:13:15
[INFO] [stderr]    |
[INFO] [stderr] 13 | use std::io::{self, Write};
[INFO] [stderr]    |               ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Client`, `Method`, `Request`
[INFO] [stderr]   --> src/main.rs:14:13
[INFO] [stderr]    |
[INFO] [stderr] 14 | use hyper::{Client, Method, Request};
[INFO] [stderr]    |             ^^^^^^  ^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Future`, `Stream`
[INFO] [stderr]   --> src/main.rs:15:23
[INFO] [stderr]    |
[INFO] [stderr] 15 | use hyper::rt::{self, Future, Stream};
[INFO] [stderr]    |                       ^^^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Write`
[INFO] [stderr]   --> src/main.rs:13:21
[INFO] [stderr]    |
[INFO] [stderr] 13 | use std::io::{self, Write};
[INFO] [stderr]    |                     ^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 33s
[INFO] running `"docker" "inspect" "b0b6fe0b68f7c91526751b96521eef2e2c0a895541c1d0182863b48a76121da6"`
[INFO] running `"docker" "rm" "-f" "b0b6fe0b68f7c91526751b96521eef2e2c0a895541c1d0182863b48a76121da6"`
[INFO] [stdout] b0b6fe0b68f7c91526751b96521eef2e2c0a895541c1d0182863b48a76121da6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/rustudio/rustudy:/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=warn" "-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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] f2db35af3a04a07645940ae64cd80c75074726773ac702a778712309735fbbba
[INFO] running `"docker" "start" "-a" "f2db35af3a04a07645940ae64cd80c75074726773ac702a778712309735fbbba"`
[INFO] [stderr]    Compiling rustudy v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `self::hyper::Request`
[INFO] [stderr]  --> src/rest/hyper.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use self::hyper::Request;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::hyper::Method`
[INFO] [stderr]  --> src/rest/hyper.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use self::hyper::Method;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::hyper::header::HeaderValue`
[INFO] [stderr]  --> src/rest/hyper.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use self::hyper::header::HeaderValue;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self`
[INFO] [stderr]   --> src/main.rs:13:15
[INFO] [stderr]    |
[INFO] [stderr] 13 | use std::io::{self, Write};
[INFO] [stderr]    |               ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Client`, `Method`, `Request`
[INFO] [stderr]   --> src/main.rs:14:13
[INFO] [stderr]    |
[INFO] [stderr] 14 | use hyper::{Client, Method, Request};
[INFO] [stderr]    |             ^^^^^^  ^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Future`, `Stream`
[INFO] [stderr]   --> src/main.rs:15:23
[INFO] [stderr]    |
[INFO] [stderr] 15 | use hyper::rt::{self, Future, Stream};
[INFO] [stderr]    |                       ^^^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Write`
[INFO] [stderr]   --> src/main.rs:13:21
[INFO] [stderr]    |
[INFO] [stderr] 13 | use std::io::{self, Write};
[INFO] [stderr]    |                     ^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.81s
[INFO] running `"docker" "inspect" "f2db35af3a04a07645940ae64cd80c75074726773ac702a778712309735fbbba"`
[INFO] running `"docker" "rm" "-f" "f2db35af3a04a07645940ae64cd80c75074726773ac702a778712309735fbbba"`
[INFO] [stdout] f2db35af3a04a07645940ae64cd80c75074726773ac702a778712309735fbbba
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/rustudio/rustudy:/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=warn" "-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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] fb45410915a9c64bb6f73a0d1d1a3a87b368de4e3571258ded81752921913888
[INFO] running `"docker" "start" "-a" "fb45410915a9c64bb6f73a0d1d1a3a87b368de4e3571258ded81752921913888"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rustudy-392f955f8021e8b9
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "fb45410915a9c64bb6f73a0d1d1a3a87b368de4e3571258ded81752921913888"`
[INFO] running `"docker" "rm" "-f" "fb45410915a9c64bb6f73a0d1d1a3a87b368de4e3571258ded81752921913888"`
[INFO] [stdout] fb45410915a9c64bb6f73a0d1d1a3a87b368de4e3571258ded81752921913888