[INFO] updating cached repository maretekent/myserver
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/maretekent/myserver
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/maretekent/myserver" "work/ex/beta-1.38-1/sources/1.37.0/gh/maretekent/myserver"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/maretekent/myserver'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/maretekent/myserver" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/maretekent/myserver"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/maretekent/myserver'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 080b8364d593dc758e15a1fefce675ef112c0947
[INFO] sha for GitHub repo maretekent/myserver: 080b8364d593dc758e15a1fefce675ef112c0947
[INFO] validating manifest of maretekent/myserver 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 maretekent/myserver 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 maretekent/myserver
[INFO] finished frobbing maretekent/myserver
[INFO] frobbed toml for maretekent/myserver written to work/ex/beta-1.38-1/sources/1.37.0/gh/maretekent/myserver/Cargo.toml
[INFO] started frobbing maretekent/myserver
[INFO] finished frobbing maretekent/myserver
[INFO] frobbed toml for maretekent/myserver written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/maretekent/myserver/Cargo.toml
[INFO] crate maretekent/myserver 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 maretekent/myserver 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-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/maretekent/myserver:/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] c564dbbd85a81e45a7217e8d9739b5711d8ee46697678efec25c32f88b4ca382
[INFO] running `"docker" "start" "-a" "c564dbbd85a81e45a7217e8d9739b5711d8ee46697678efec25c32f88b4ca382"`
[INFO] [stderr]    Compiling http-muncher v0.3.2
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling myserver v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]   --> src/server.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use std::fs::File;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::path::Path`
[INFO] [stderr]   --> src/server.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use std::path::Path;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sleep`
[INFO] [stderr]    --> src/server.rs:127:15
[INFO] [stderr]     |
[INFO] [stderr] 127 |           let sleep = b"GET /sleep HTTP/1.1\r\n";
[INFO] [stderr]     |               ^^^^^ help: consider prefixing with an underscore: `_sleep`
[INFO] [stderr]     |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]    --> src/server.rs:1:9
[INFO] [stderr]     |
[INFO] [stderr] 1   | #![warn(unused_variables)]
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.45s
[INFO] running `"docker" "inspect" "c564dbbd85a81e45a7217e8d9739b5711d8ee46697678efec25c32f88b4ca382"`
[INFO] running `"docker" "rm" "-f" "c564dbbd85a81e45a7217e8d9739b5711d8ee46697678efec25c32f88b4ca382"`
[INFO] [stdout] c564dbbd85a81e45a7217e8d9739b5711d8ee46697678efec25c32f88b4ca382
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/maretekent/myserver:/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] 3b4693705ca7390ecd881a999b37ba92ecc5ddf3aeb81108be0bad783794f383
[INFO] running `"docker" "start" "-a" "3b4693705ca7390ecd881a999b37ba92ecc5ddf3aeb81108be0bad783794f383"`
[INFO] [stderr]    Compiling myserver v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]   --> src/server.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use std::fs::File;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::path::Path`
[INFO] [stderr]   --> src/server.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use std::path::Path;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sleep`
[INFO] [stderr]    --> src/server.rs:127:15
[INFO] [stderr]     |
[INFO] [stderr] 127 |           let sleep = b"GET /sleep HTTP/1.1\r\n";
[INFO] [stderr]     |               ^^^^^ help: consider prefixing with an underscore: `_sleep`
[INFO] [stderr]     |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]    --> src/server.rs:1:9
[INFO] [stderr]     |
[INFO] [stderr] 1   | #![warn(unused_variables)]
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `"docker" "inspect" "3b4693705ca7390ecd881a999b37ba92ecc5ddf3aeb81108be0bad783794f383"`
[INFO] running `"docker" "rm" "-f" "3b4693705ca7390ecd881a999b37ba92ecc5ddf3aeb81108be0bad783794f383"`
[INFO] [stdout] 3b4693705ca7390ecd881a999b37ba92ecc5ddf3aeb81108be0bad783794f383
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/maretekent/myserver:/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] c216dc61f441c99880c1c821c6e3f0d5d155e8c04d3dc234bdadb3dd5ef477f0
[INFO] running `"docker" "start" "-a" "c216dc61f441c99880c1c821c6e3f0d5d155e8c04d3dc234bdadb3dd5ef477f0"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/myserver-55a3a67fb9bf66c8
[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" "c216dc61f441c99880c1c821c6e3f0d5d155e8c04d3dc234bdadb3dd5ef477f0"`
[INFO] running `"docker" "rm" "-f" "c216dc61f441c99880c1c821c6e3f0d5d155e8c04d3dc234bdadb3dd5ef477f0"`
[INFO] [stdout] c216dc61f441c99880c1c821c6e3f0d5d155e8c04d3dc234bdadb3dd5ef477f0