[INFO] crate rsudo-rs_support 0.1.0 is already in cache
[INFO] extracting crate rsudo-rs_support 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/rsudo-rs_support/0.1.0
[INFO] extracting crate rsudo-rs_support 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rsudo-rs_support/0.1.0
[INFO] validating manifest of rsudo-rs_support-0.1.0 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 rsudo-rs_support-0.1.0 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 rsudo-rs_support-0.1.0
[INFO] finished frobbing rsudo-rs_support-0.1.0
[INFO] frobbed toml for rsudo-rs_support-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/rsudo-rs_support/0.1.0/Cargo.toml
[INFO] started frobbing rsudo-rs_support-0.1.0
[INFO] finished frobbing rsudo-rs_support-0.1.0
[INFO] frobbed toml for rsudo-rs_support-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rsudo-rs_support/0.1.0/Cargo.toml
[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 rsudo-rs_support-0.1.0 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rsudo-rs_support/0.1.0:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] ce2ff24fec01b63a906b67e7d088e5f87454bfeefbf7af44da707fad6b0e04e3
[INFO] running `"docker" "start" "-a" "ce2ff24fec01b63a906b67e7d088e5f87454bfeefbf7af44da707fad6b0e04e3"`
[INFO] [stderr]    Compiling rsudo-rs_support v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: struct is never constructed: `RsudoSocket`
[INFO] [stderr]  --> src/socket.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub struct RsudoSocket {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/socket.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn new(path: &str) -> RsudoSocket {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `read`
[INFO] [stderr]   --> src/socket.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn read(&mut self) -> (i32, String) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `write`
[INFO] [stderr]   --> src/socket.rs:67:5
[INFO] [stderr]    |
[INFO] [stderr] 67 |     pub fn write(&mut self, op: i32, payload: &str) -> Result<(), Error> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `"docker" "inspect" "ce2ff24fec01b63a906b67e7d088e5f87454bfeefbf7af44da707fad6b0e04e3"`
[INFO] running `"docker" "rm" "-f" "ce2ff24fec01b63a906b67e7d088e5f87454bfeefbf7af44da707fad6b0e04e3"`
[INFO] [stdout] ce2ff24fec01b63a906b67e7d088e5f87454bfeefbf7af44da707fad6b0e04e3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rsudo-rs_support/0.1.0:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 55f5b1f1c6a2d10a69b2b6ef3fe9b9449add537b9f58c243c9bd509728b71891
[INFO] running `"docker" "start" "-a" "55f5b1f1c6a2d10a69b2b6ef3fe9b9449add537b9f58c243c9bd509728b71891"`
[INFO] [stderr]    Compiling rsudo-rs_support v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: struct is never constructed: `RsudoSocket`
[INFO] [stderr]  --> src/socket.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub struct RsudoSocket {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/socket.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn new(path: &str) -> RsudoSocket {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `read`
[INFO] [stderr]   --> src/socket.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn read(&mut self) -> (i32, String) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `write`
[INFO] [stderr]   --> src/socket.rs:67:5
[INFO] [stderr]    |
[INFO] [stderr] 67 |     pub fn write(&mut self, op: i32, payload: &str) -> Result<(), Error> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `"docker" "inspect" "55f5b1f1c6a2d10a69b2b6ef3fe9b9449add537b9f58c243c9bd509728b71891"`
[INFO] running `"docker" "rm" "-f" "55f5b1f1c6a2d10a69b2b6ef3fe9b9449add537b9f58c243c9bd509728b71891"`
[INFO] [stdout] 55f5b1f1c6a2d10a69b2b6ef3fe9b9449add537b9f58c243c9bd509728b71891
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rsudo-rs_support/0.1.0:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 470ddbec1dba9277c77ff026ed38632012e0c3e5a2c26822584947a832c555f7
[INFO] running `"docker" "start" "-a" "470ddbec1dba9277c77ff026ed38632012e0c3e5a2c26822584947a832c555f7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rsudo_rs_support-4c977b3074e18c43
[INFO] [stderr]    Doc-tests rsudo-rs_support
[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] [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" "470ddbec1dba9277c77ff026ed38632012e0c3e5a2c26822584947a832c555f7"`
[INFO] running `"docker" "rm" "-f" "470ddbec1dba9277c77ff026ed38632012e0c3e5a2c26822584947a832c555f7"`
[INFO] [stdout] 470ddbec1dba9277c77ff026ed38632012e0c3e5a2c26822584947a832c555f7