[INFO] cloning repository https://github.com/niomaster/minielf
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/niomaster/minielf" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fniomaster%2Fminielf"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fniomaster%2Fminielf'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e404db8c9d3539a188e8c9715ea220dbef01d21d
[INFO] checking niomaster/minielf against master#f9fdf642bab2bfcabe1829a4c82aaf055330661b for pr-73102
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fniomaster%2Fminielf" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/niomaster/minielf on toolchain f9fdf642bab2bfcabe1829a4c82aaf055330661b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f9fdf642bab2bfcabe1829a4c82aaf055330661b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/niomaster/minielf
[INFO] finished tweaking git repo https://github.com/niomaster/minielf
[INFO] tweaked toml for git repo https://github.com/niomaster/minielf written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/niomaster/minielf already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f9fdf642bab2bfcabe1829a4c82aaf055330661b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+f9fdf642bab2bfcabe1829a4c82aaf055330661b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1b7a01a02e5a5c700d339fd4495047e21d8ed9120f9339a6a5ecbea789e6b724
[INFO] running `"docker" "start" "-a" "1b7a01a02e5a5c700d339fd4495047e21d8ed9120f9339a6a5ecbea789e6b724"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking elf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0004]: non-exhaustive patterns: `&Imm(_)` not covered
[INFO] [stderr]    --> src/i386.rs:671:53
[INFO] [stderr]     |
[INFO] [stderr] 468 | / pub enum Val {
[INFO] [stderr] 469 | |     Loc(Loc),
[INFO] [stderr] 470 | |     Imm(i32),
[INFO] [stderr]     | |     --- not covered
[INFO] [stderr] 471 | | }
[INFO] [stderr]     | |_- `i386::Val` defined here
[INFO] [stderr] ...
[INFO] [stderr] 671 |                   Loc::Reg(Reg::B(BReg::AL)) => match val {
[INFO] [stderr]     |                                                       ^^^ pattern `&Imm(_)` not covered
[INFO] [stderr]     |
[INFO] [stderr]     = help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms
[INFO] [stderr]     = note: the matched value is of type `&i386::Val`
[INFO] [stderr] 
[INFO] [stderr] error[E0004]: non-exhaustive patterns: `&MemB(_)` and `&MemD(_)` not covered
[INFO] [stderr]    --> src/i386.rs:670:44
[INFO] [stderr]     |
[INFO] [stderr] 445 | / pub enum Loc {
[INFO] [stderr] 446 | |     MemB(Mem),
[INFO] [stderr]     | |     ---- not covered
[INFO] [stderr] 447 | |     MemD(Mem),
[INFO] [stderr]     | |     ---- not covered
[INFO] [stderr] 448 | |     Reg(Reg),
[INFO] [stderr] 449 | | }
[INFO] [stderr]     | |_- `i386::Loc` defined here
[INFO] [stderr] ...
[INFO] [stderr] 670 |               Instr::IMUL(loc, val) => match loc {
[INFO] [stderr]     |                                              ^^^ patterns `&MemB(_)` and `&MemD(_)` not covered
[INFO] [stderr]     |
[INFO] [stderr]     = help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms
[INFO] [stderr]     = note: the matched value is of type `&i386::Loc`
[INFO] [stderr] 
[INFO] [stderr] error[E0004]: non-exhaustive patterns: `&Imm(_)` not covered
[INFO] [stderr]    --> src/i386.rs:671:53
[INFO] [stderr]     |
[INFO] [stderr] 468 | / pub enum Val {
[INFO] [stderr] 469 | |     Loc(Loc),
[INFO] [stderr] 470 | |     Imm(i32),
[INFO] [stderr]     | |     --- not covered
[INFO] [stderr] 471 | | }
[INFO] [stderr]     | |_- `i386::Val` defined here
[INFO] [stderr] ...
[INFO] [stderr] 671 |                   Loc::Reg(Reg::B(BReg::AL)) => match val {
[INFO] [stderr]     |                                                       ^^^ pattern `&Imm(_)` not covered
[INFO] [stderr]     |
[INFO] [stderr]     = help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms
[INFO] [stderr]     = note: the matched value is of type `&i386::Val`
[INFO] [stderr] 
[INFO] [stderr] error[E0004]: non-exhaustive patterns: `&MemB(_)` and `&MemD(_)` not covered
[INFO] [stderr]    --> src/i386.rs:670:44
[INFO] [stderr]     |
[INFO] [stderr] 445 | / pub enum Loc {
[INFO] [stderr] 446 | |     MemB(Mem),
[INFO] [stderr]     | |     ---- not covered
[INFO] [stderr] 447 | |     MemD(Mem),
[INFO] [stderr]     | |     ---- not covered
[INFO] [stderr] 448 | |     Reg(Reg),
[INFO] [stderr] 449 | | }
[INFO] [stderr]     | |_- `i386::Loc` defined here
[INFO] [stderr] ...
[INFO] [stderr] 670 |               Instr::IMUL(loc, val) => match loc {
[INFO] [stderr]     |                                              ^^^ patterns `&MemB(_)` and `&MemD(_)` not covered
[INFO] [stderr]     |
[INFO] [stderr]     = help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms
[INFO] [stderr]     = note: the matched value is of type `&i386::Loc`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0004`.
[INFO] [stderr] error: could not compile `elf`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0004`.
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "1b7a01a02e5a5c700d339fd4495047e21d8ed9120f9339a6a5ecbea789e6b724"`
[INFO] running `"docker" "rm" "-f" "1b7a01a02e5a5c700d339fd4495047e21d8ed9120f9339a6a5ecbea789e6b724"`
[INFO] [stdout] 1b7a01a02e5a5c700d339fd4495047e21d8ed9120f9339a6a5ecbea789e6b724