[INFO] updating cached repository timglabisch/rust_cli_php_consumer
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/timglabisch/rust_cli_php_consumer
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/timglabisch/rust_cli_php_consumer" "work/ex/beta-1.38-1/sources/1.37.0/gh/timglabisch/rust_cli_php_consumer"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/timglabisch/rust_cli_php_consumer'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/timglabisch/rust_cli_php_consumer" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/timglabisch/rust_cli_php_consumer"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/timglabisch/rust_cli_php_consumer'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] fe26365f81df619d4c05ca020d72e949787ba012
[INFO] sha for GitHub repo timglabisch/rust_cli_php_consumer: fe26365f81df619d4c05ca020d72e949787ba012
[INFO] validating manifest of timglabisch/rust_cli_php_consumer 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 timglabisch/rust_cli_php_consumer 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 timglabisch/rust_cli_php_consumer
[INFO] finished frobbing timglabisch/rust_cli_php_consumer
[INFO] frobbed toml for timglabisch/rust_cli_php_consumer written to work/ex/beta-1.38-1/sources/1.37.0/gh/timglabisch/rust_cli_php_consumer/Cargo.toml
[INFO] started frobbing timglabisch/rust_cli_php_consumer
[INFO] finished frobbing timglabisch/rust_cli_php_consumer
[INFO] frobbed toml for timglabisch/rust_cli_php_consumer written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/timglabisch/rust_cli_php_consumer/Cargo.toml
[INFO] crate timglabisch/rust_cli_php_consumer 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] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/timglabisch/rust_cli_php_consumer/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" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 timglabisch/rust_cli_php_consumer 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-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/timglabisch/rust_cli_php_consumer:/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] 3e66ba8db7e560d4b3863e90b2fa2d8fe80c42fa9dfa6788d716b31ad10528a3
[INFO] running `"docker" "start" "-a" "3e66ba8db7e560d4b3863e90b2fa2d8fe80c42fa9dfa6788d716b31ad10528a3"`
[INFO] [stderr]    Compiling php_rust_cli_consumer v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `BufWriter`
[INFO] [stderr]  --> src/main.rs:4:15
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::io::{BufWriter, Write};
[INFO] [stderr]   |               ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `output`
[INFO] [stderr]   --> src/main.rs:36:21
[INFO] [stderr]    |
[INFO] [stderr] 36 |                 let output = p.wait_with_output().ok().expect("Failed.");
[INFO] [stderr]    |                     ^^^^^^ help: consider prefixing with an underscore: `_output`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:33:21
[INFO] [stderr]    |
[INFO] [stderr] 33 |                     p.stdin.as_mut().unwrap().write_all(&format!("{},{}\n", i, data).as_bytes());
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `"docker" "inspect" "3e66ba8db7e560d4b3863e90b2fa2d8fe80c42fa9dfa6788d716b31ad10528a3"`
[INFO] running `"docker" "rm" "-f" "3e66ba8db7e560d4b3863e90b2fa2d8fe80c42fa9dfa6788d716b31ad10528a3"`
[INFO] [stdout] 3e66ba8db7e560d4b3863e90b2fa2d8fe80c42fa9dfa6788d716b31ad10528a3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/timglabisch/rust_cli_php_consumer:/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] a39b8870ca5f0f0ca24c9ab4d1ec308403da348c61365527690cbacd23737d6a
[INFO] running `"docker" "start" "-a" "a39b8870ca5f0f0ca24c9ab4d1ec308403da348c61365527690cbacd23737d6a"`
[INFO] [stderr]    Compiling php_rust_cli_consumer v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `BufWriter`
[INFO] [stderr]  --> src/main.rs:4:15
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::io::{BufWriter, Write};
[INFO] [stderr]   |               ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `output`
[INFO] [stderr]   --> src/main.rs:36:21
[INFO] [stderr]    |
[INFO] [stderr] 36 |                 let output = p.wait_with_output().ok().expect("Failed.");
[INFO] [stderr]    |                     ^^^^^^ help: consider prefixing with an underscore: `_output`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:33:21
[INFO] [stderr]    |
[INFO] [stderr] 33 |                     p.stdin.as_mut().unwrap().write_all(&format!("{},{}\n", i, data).as_bytes());
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `"docker" "inspect" "a39b8870ca5f0f0ca24c9ab4d1ec308403da348c61365527690cbacd23737d6a"`
[INFO] running `"docker" "rm" "-f" "a39b8870ca5f0f0ca24c9ab4d1ec308403da348c61365527690cbacd23737d6a"`
[INFO] [stdout] a39b8870ca5f0f0ca24c9ab4d1ec308403da348c61365527690cbacd23737d6a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/timglabisch/rust_cli_php_consumer:/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] a64e9b1acec8933bfc271a312dcf79af8e5fc8500ac6c2f884a8c3e369b5a6a0
[INFO] running `"docker" "start" "-a" "a64e9b1acec8933bfc271a312dcf79af8e5fc8500ac6c2f884a8c3e369b5a6a0"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/php_rust_cli_consumer-8e9193d0bb029109
[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" "a64e9b1acec8933bfc271a312dcf79af8e5fc8500ac6c2f884a8c3e369b5a6a0"`
[INFO] running `"docker" "rm" "-f" "a64e9b1acec8933bfc271a312dcf79af8e5fc8500ac6c2f884a8c3e369b5a6a0"`
[INFO] [stdout] a64e9b1acec8933bfc271a312dcf79af8e5fc8500ac6c2f884a8c3e369b5a6a0