[INFO] updating cached repository XOSplicer/es_uebung05_rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/XOSplicer/es_uebung05_rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/XOSplicer/es_uebung05_rust" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/XOSplicer/es_uebung05_rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/XOSplicer/es_uebung05_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/XOSplicer/es_uebung05_rust" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/XOSplicer/es_uebung05_rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/XOSplicer/es_uebung05_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2dcdae1f2add1129625064874e489358e9d8d073
[INFO] sha for GitHub repo XOSplicer/es_uebung05_rust: 2dcdae1f2add1129625064874e489358e9d8d073
[INFO] validating manifest of XOSplicer/es_uebung05_rust on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of XOSplicer/es_uebung05_rust on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing XOSplicer/es_uebung05_rust
[INFO] finished frobbing XOSplicer/es_uebung05_rust
[INFO] frobbed toml for XOSplicer/es_uebung05_rust written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/XOSplicer/es_uebung05_rust/Cargo.toml
[INFO] started frobbing XOSplicer/es_uebung05_rust
[INFO] finished frobbing XOSplicer/es_uebung05_rust
[INFO] frobbed toml for XOSplicer/es_uebung05_rust written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/XOSplicer/es_uebung05_rust/Cargo.toml
[INFO] crate XOSplicer/es_uebung05_rust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking XOSplicer/es_uebung05_rust against master#60960a260f7b5c695fd0717311d72ce62dd4eb43 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-6/master#60960a260f7b5c695fd0717311d72ce62dd4eb43:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/XOSplicer/es_uebung05_rust:/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=forbid" "-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" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] e111dc95fc1a4bf4595dc152658942928a7cf1008f8b9b494545cfa5c854ea24
[INFO] running `"docker" "start" "-a" "e111dc95fc1a4bf4595dc152658942928a7cf1008f8b9b494545cfa5c854ea24"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.50
[INFO] [stderr]     Checking backtrace-sys v0.1.28
[INFO] [stderr]     Checking memchr v2.0.2
[INFO] [stderr]     Checking backtrace v0.3.14
[INFO] [stderr]     Checking nom v4.2.3
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking es_05 v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::slice`
[INFO] [stderr]  --> src/cast.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::slice;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::slice`
[INFO] [stderr]  --> src/cast.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::slice;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Invalid`
[INFO] [stderr]  --> src/packet.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     Invalid = 0,
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `GeneralErrorReply`
[INFO] [stderr]  --> src/packet.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     GeneralErrorReply = 1,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Echo`
[INFO] [stderr]  --> src/packet.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     Echo = 2,
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Shutdown`
[INFO] [stderr]   --> src/packet.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     Shutdown = 4,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ShutdownReply`
[INFO] [stderr]   --> src/packet.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     ShutdownReply = 5,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ACK`
[INFO] [stderr]  --> src/wrapper.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     ACK     = 0,
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `NACK`
[INFO] [stderr]  --> src/wrapper.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     NACK    = 1,
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `fletcher_16`
[INFO] [stderr]   --> src/fletcher_16.rs:34:1
[INFO] [stderr]    |
[INFO] [stderr] 34 | pub fn fletcher_16(data: &[u8]) -> u16 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Invalid`
[INFO] [stderr]  --> src/packet.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     Invalid = 0,
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `GeneralErrorReply`
[INFO] [stderr]  --> src/packet.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     GeneralErrorReply = 1,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Echo`
[INFO] [stderr]  --> src/packet.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     Echo = 2,
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Shutdown`
[INFO] [stderr]   --> src/packet.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     Shutdown = 4,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ShutdownReply`
[INFO] [stderr]   --> src/packet.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     ShutdownReply = 5,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ACK`
[INFO] [stderr]  --> src/wrapper.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     ACK     = 0,
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `NACK`
[INFO] [stderr]  --> src/wrapper.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     NACK    = 1,
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.48s
[INFO] running `"docker" "inspect" "e111dc95fc1a4bf4595dc152658942928a7cf1008f8b9b494545cfa5c854ea24"`
[INFO] running `"docker" "rm" "-f" "e111dc95fc1a4bf4595dc152658942928a7cf1008f8b9b494545cfa5c854ea24"`
[INFO] [stdout] e111dc95fc1a4bf4595dc152658942928a7cf1008f8b9b494545cfa5c854ea24