[INFO] cloning repository https://github.com/dontpanic92/rainfuck
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dontpanic92/rainfuck" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdontpanic92%2Frainfuck", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdontpanic92%2Frainfuck'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 47158fd87b30e9e51ac86d5ff1c081fddef1cedb
[INFO] checking dontpanic92/rainfuck against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdontpanic92%2Frainfuck" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dontpanic92/rainfuck on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dontpanic92/rainfuck
[INFO] finished tweaking git repo https://github.com/dontpanic92/rainfuck
[INFO] tweaked toml for git repo https://github.com/dontpanic92/rainfuck written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/dontpanic92/rainfuck already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-5/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f88c5cfd9083b653054e66a232f237671847debfa017f3ae66aadeb0a086d608
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f88c5cfd9083b653054e66a232f237671847debfa017f3ae66aadeb0a086d608", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f88c5cfd9083b653054e66a232f237671847debfa017f3ae66aadeb0a086d608", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f88c5cfd9083b653054e66a232f237671847debfa017f3ae66aadeb0a086d608", kill_on_drop: false }`
[INFO] [stdout] f88c5cfd9083b653054e66a232f237671847debfa017f3ae66aadeb0a086d608
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 05b7b27cac4604693e2dfdddbf58d7edc1457f916b334db9a1e8e10d9a6298a9
[INFO] running `Command { std: "docker" "start" "-a" "05b7b27cac4604693e2dfdddbf58d7edc1457f916b334db9a1e8e10d9a6298a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]     Checking rainfuck v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0591]: can't transmute zero-sized type
[INFO] [stdout]    --> src/jit_compiler_x64.rs:330:53
[INFO] [stdout]     |
[INFO] [stdout] 330 |         self.jit_code.emit_mov_ri(Reg::Rcx, unsafe {mem::transmute(putchar)});
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: source type: unsafe extern "C" fn(i32) -> i32 {jit_compiler_x64::putchar}
[INFO] [stdout]     = note: target type: u64
[INFO] [stdout]     = help: cast with `as` to a pointer instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0591]: can't transmute zero-sized type
[INFO] [stdout]    --> src/jit_compiler_x64.rs:330:53
[INFO] [stdout]     |
[INFO] [stdout] 330 |         self.jit_code.emit_mov_ri(Reg::Rcx, unsafe {mem::transmute(putchar)});
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: source type: unsafe extern "C" fn(i32) -> i32 {jit_compiler_x64::putchar}
[INFO] [stdout]     = note: target type: u64
[INFO] [stdout]     = help: cast with `as` to a pointer instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0591]: can't transmute zero-sized type
[INFO] [stdout]    --> src/jit_compiler_x64.rs:332:53
[INFO] [stdout]     |
[INFO] [stdout] 332 |         self.jit_code.emit_mov_ri(Reg::Rcx, unsafe {mem::transmute(libc::fflush)});
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: source type: unsafe extern "C" fn(*mut jit_compiler_x64::libc::FILE) -> i32 {jit_compiler_x64::libc::fflush}
[INFO] [stdout]     = note: target type: u64
[INFO] [stdout]     = help: cast with `as` to a pointer instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0591]: can't transmute zero-sized type
[INFO] [stdout]    --> src/jit_compiler_x64.rs:341:53
[INFO] [stdout]     |
[INFO] [stdout] 341 |         self.jit_code.emit_mov_ri(Reg::Rcx, unsafe {mem::transmute(test)});
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: source type: extern "C" fn(i64) {jit_compiler_x64::test}
[INFO] [stdout]     = note: target type: u64
[INFO] [stdout]     = help: cast with `as` to a pointer instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0591]: can't transmute zero-sized type
[INFO] [stdout]    --> src/jit_compiler_x64.rs:332:53
[INFO] [stdout]     |
[INFO] [stdout] 332 |         self.jit_code.emit_mov_ri(Reg::Rcx, unsafe {mem::transmute(libc::fflush)});
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: source type: unsafe extern "C" fn(*mut jit_compiler_x64::libc::FILE) -> i32 {jit_compiler_x64::libc::fflush}
[INFO] [stdout]     = note: target type: u64
[INFO] [stdout]     = help: cast with `as` to a pointer instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0591]: can't transmute zero-sized type
[INFO] [stdout]    --> src/jit_compiler_x64.rs:349:53
[INFO] [stdout]     |
[INFO] [stdout] 349 |         self.jit_code.emit_mov_ri(Reg::Rcx, unsafe {mem::transmute(_getchar)});
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: source type: extern "C" fn() -> i32 {jit_compiler_x64::_getchar}
[INFO] [stdout]     = note: target type: u64
[INFO] [stdout]     = help: cast with `as` to a pointer instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0591]: can't transmute zero-sized type
[INFO] [stdout]    --> src/jit_compiler_x64.rs:341:53
[INFO] [stdout]     |
[INFO] [stdout] 341 |         self.jit_code.emit_mov_ri(Reg::Rcx, unsafe {mem::transmute(test)});
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: source type: extern "C" fn(i64) {jit_compiler_x64::test}
[INFO] [stdout]     = note: target type: u64
[INFO] [stdout]     = help: cast with `as` to a pointer instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0591]: can't transmute zero-sized type
[INFO] [stdout]    --> src/jit_compiler_x64.rs:349:53
[INFO] [stdout]     |
[INFO] [stdout] 349 |         self.jit_code.emit_mov_ri(Reg::Rcx, unsafe {mem::transmute(_getchar)});
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: source type: extern "C" fn() -> i32 {jit_compiler_x64::_getchar}
[INFO] [stdout]     = note: target type: u64
[INFO] [stdout]     = help: cast with `as` to a pointer instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0591`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rainfuck`.
[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] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0591`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "05b7b27cac4604693e2dfdddbf58d7edc1457f916b334db9a1e8e10d9a6298a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05b7b27cac4604693e2dfdddbf58d7edc1457f916b334db9a1e8e10d9a6298a9", kill_on_drop: false }`
[INFO] [stdout] 05b7b27cac4604693e2dfdddbf58d7edc1457f916b334db9a1e8e10d9a6298a9