[INFO] updating cached repository marianopw/WebAPI-call-and-JSON-parsing
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/marianopw/WebAPI-call-and-JSON-parsing
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/marianopw/WebAPI-call-and-JSON-parsing" "work/ex/beta-1.38-1/sources/1.37.0/gh/marianopw/WebAPI-call-and-JSON-parsing"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/marianopw/WebAPI-call-and-JSON-parsing'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/marianopw/WebAPI-call-and-JSON-parsing" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/marianopw/WebAPI-call-and-JSON-parsing"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/marianopw/WebAPI-call-and-JSON-parsing'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] efb8c0103f6f7e757fd5de4af93243b6b7efa37a
[INFO] sha for GitHub repo marianopw/WebAPI-call-and-JSON-parsing: efb8c0103f6f7e757fd5de4af93243b6b7efa37a
[INFO] validating manifest of marianopw/WebAPI-call-and-JSON-parsing on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of marianopw/WebAPI-call-and-JSON-parsing on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing marianopw/WebAPI-call-and-JSON-parsing
[INFO] finished frobbing marianopw/WebAPI-call-and-JSON-parsing
[INFO] frobbed toml for marianopw/WebAPI-call-and-JSON-parsing written to work/ex/beta-1.38-1/sources/1.37.0/gh/marianopw/WebAPI-call-and-JSON-parsing/Cargo.toml
[INFO] started frobbing marianopw/WebAPI-call-and-JSON-parsing
[INFO] finished frobbing marianopw/WebAPI-call-and-JSON-parsing
[INFO] frobbed toml for marianopw/WebAPI-call-and-JSON-parsing written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/marianopw/WebAPI-call-and-JSON-parsing/Cargo.toml
[INFO] crate marianopw/WebAPI-call-and-JSON-parsing already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing marianopw/WebAPI-call-and-JSON-parsing against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/marianopw/WebAPI-call-and-JSON-parsing:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 72e4836be17039e2ab670ad8a612a8920dd2959220768f751111706bc0bd514b
[INFO] running `"docker" "start" "-a" "72e4836be17039e2ab670ad8a612a8920dd2959220768f751111706bc0bd514b"`
[INFO] [stderr]    Compiling bytes v0.4.11
[INFO] [stderr]    Compiling tokio-threadpool v0.1.8
[INFO] [stderr]    Compiling serde_urlencoded v0.5.3
[INFO] [stderr]    Compiling syn v0.15.21
[INFO] [stderr]    Compiling tokio-io v0.1.10
[INFO] [stderr]    Compiling http v0.1.13
[INFO] [stderr]    Compiling tokio-reactor v0.1.6
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling tokio-fs v0.1.4
[INFO] [stderr]    Compiling tokio-udp v0.1.2
[INFO] [stderr]    Compiling tokio-uds v0.2.3
[INFO] [stderr]    Compiling tokio-tcp v0.1.2
[INFO] [stderr]    Compiling tokio v0.1.11
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]    Compiling h2 v0.1.13
[INFO] [stderr]    Compiling hyper v0.12.14
[INFO] [stderr]    Compiling hyper-tls v0.3.1
[INFO] [stderr]    Compiling reqwest v0.9.5
[INFO] [stderr]    Compiling api-test v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Value`
[INFO] [stderr]  --> src/main.rs:6:18
[INFO] [stderr]   |
[INFO] [stderr] 6 | use serde_json::{Value, Error};
[INFO] [stderr]   |                  ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 13s
[INFO] running `"docker" "inspect" "72e4836be17039e2ab670ad8a612a8920dd2959220768f751111706bc0bd514b"`
[INFO] running `"docker" "rm" "-f" "72e4836be17039e2ab670ad8a612a8920dd2959220768f751111706bc0bd514b"`
[INFO] [stdout] 72e4836be17039e2ab670ad8a612a8920dd2959220768f751111706bc0bd514b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/marianopw/WebAPI-call-and-JSON-parsing:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 07f88b0563d4e8e2cfb8e75aa952d0f36ec98ca41973023144f8df79e2be98f6
[INFO] running `"docker" "start" "-a" "07f88b0563d4e8e2cfb8e75aa952d0f36ec98ca41973023144f8df79e2be98f6"`
[INFO] [stderr]    Compiling api-test v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Value`
[INFO] [stderr]  --> src/main.rs:6:18
[INFO] [stderr]   |
[INFO] [stderr] 6 | use serde_json::{Value, Error};
[INFO] [stderr]   |                  ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `"docker" "inspect" "07f88b0563d4e8e2cfb8e75aa952d0f36ec98ca41973023144f8df79e2be98f6"`
[INFO] running `"docker" "rm" "-f" "07f88b0563d4e8e2cfb8e75aa952d0f36ec98ca41973023144f8df79e2be98f6"`
[INFO] [stdout] 07f88b0563d4e8e2cfb8e75aa952d0f36ec98ca41973023144f8df79e2be98f6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/marianopw/WebAPI-call-and-JSON-parsing:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 54810b0836985021b57e9145a14d5e6a6a8c5216d6b37ecef62f8caeecb052d9
[INFO] running `"docker" "start" "-a" "54810b0836985021b57e9145a14d5e6a6a8c5216d6b37ecef62f8caeecb052d9"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/api_test-87a8b97f75b5542b
[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" "54810b0836985021b57e9145a14d5e6a6a8c5216d6b37ecef62f8caeecb052d9"`
[INFO] running `"docker" "rm" "-f" "54810b0836985021b57e9145a14d5e6a6a8c5216d6b37ecef62f8caeecb052d9"`
[INFO] [stdout] 54810b0836985021b57e9145a14d5e6a6a8c5216d6b37ecef62f8caeecb052d9