[INFO] updating cached repository vakabus/rumipsem
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/vakabus/rumipsem
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/vakabus/rumipsem" "work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/vakabus/rumipsem"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/vakabus/rumipsem'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/vakabus/rumipsem" "work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/vakabus/rumipsem"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/vakabus/rumipsem'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5eb40604e61a63db9ae12679df0a39052f3d65c2
[INFO] sha for GitHub repo vakabus/rumipsem: 5eb40604e61a63db9ae12679df0a39052f3d65c2
[INFO] validating manifest of vakabus/rumipsem on toolchain master#efe2f32a6b8217425f361ec7c206910c611c03ee
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of vakabus/rumipsem on toolchain try#78b0bd8441ef961f6475e3d47fe3bca38cb83432
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing vakabus/rumipsem
[INFO] finished frobbing vakabus/rumipsem
[INFO] frobbed toml for vakabus/rumipsem written to work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/vakabus/rumipsem/Cargo.toml
[INFO] started frobbing vakabus/rumipsem
[INFO] finished frobbing vakabus/rumipsem
[INFO] frobbed toml for vakabus/rumipsem written to work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/vakabus/rumipsem/Cargo.toml
[INFO] crate vakabus/rumipsem already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking vakabus/rumipsem against master#efe2f32a6b8217425f361ec7c206910c611c03ee for pr-60039
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039/worker-0/master#efe2f32a6b8217425f361ec7c206910c611c03ee:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/vakabus/rumipsem:/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" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] bf368d2d3631856eb961f5941095b6ac6b6e6c664ee498dece0aaae47175c8f0
[INFO] running `"docker" "start" "-a" "bf368d2d3631856eb961f5941095b6ac6b6e6c664ee498dece0aaae47175c8f0"`
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]     Checking scroll v0.7.0
[INFO] [stderr]     Checking argparse v0.2.1
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]     Checking time v0.1.39
[INFO] [stderr]     Checking nix v0.11.0
[INFO] [stderr]     Checking num-integer v0.1.38
[INFO] [stderr]    Compiling scroll_derive v0.7.0
[INFO] [stderr]     Checking serde_json v1.0.19
[INFO] [stderr]     Checking chrono v0.4.3
[INFO] [stderr]     Checking flate2 v0.2.20
[INFO] [stderr]     Checking goblin v0.0.11
[INFO] [stderr]     Checking simplelog v0.5.2
[INFO] [stderr]     Checking rumipsem v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variant is never constructed: `FlowChangeImmediate`
[INFO] [stderr]   --> src/cpu/event.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     FlowChangeImmediate(u32), // this is here to support compact branch
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `RETURN_ADDRESS`
[INFO] [stderr]   --> src/cpu/registers.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub const RETURN_ADDRESS: u32 = 31;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_instruction_number`
[INFO] [stderr]   --> src/cpu/watchdog.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     pub fn get_instruction_number(&self) -> usize {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `disable_trace_checking`
[INFO] [stderr]    --> src/cpu/watchdog.rs:102:5
[INFO] [stderr]     |
[INFO] [stderr] 102 |     pub fn disable_trace_checking(&mut self) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `FlowChangeImmediate`
[INFO] [stderr]   --> src/cpu/event.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     FlowChangeImmediate(u32), // this is here to support compact branch
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `RETURN_ADDRESS`
[INFO] [stderr]   --> src/cpu/registers.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub const RETURN_ADDRESS: u32 = 31;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_instruction_number`
[INFO] [stderr]   --> src/cpu/watchdog.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     pub fn get_instruction_number(&self) -> usize {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `disable_trace_checking`
[INFO] [stderr]    --> src/cpu/watchdog.rs:102:5
[INFO] [stderr]     |
[INFO] [stderr] 102 |     pub fn disable_trace_checking(&mut self) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.69s
[INFO] running `"docker" "inspect" "bf368d2d3631856eb961f5941095b6ac6b6e6c664ee498dece0aaae47175c8f0"`
[INFO] running `"docker" "rm" "-f" "bf368d2d3631856eb961f5941095b6ac6b6e6c664ee498dece0aaae47175c8f0"`
[INFO] [stdout] bf368d2d3631856eb961f5941095b6ac6b6e6c664ee498dece0aaae47175c8f0