[INFO] cloning repository https://github.com/orodley/bfc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/orodley/bfc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Forodley%2Fbfc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Forodley%2Fbfc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 144372319f6c414671e4c5dddf4864e89effc0e8
[INFO] checking orodley/bfc against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Forodley%2Fbfc" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/orodley/bfc on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/orodley/bfc
[INFO] finished tweaking git repo https://github.com/orodley/bfc
[INFO] tweaked toml for git repo https://github.com/orodley/bfc written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/orodley/bfc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fc58e935cdc5334f780b906a87227ce3f3edea832d63b4c3f81b5415790d0f1c
[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" "fc58e935cdc5334f780b906a87227ce3f3edea832d63b4c3f81b5415790d0f1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc58e935cdc5334f780b906a87227ce3f3edea832d63b4c3f81b5415790d0f1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc58e935cdc5334f780b906a87227ce3f3edea832d63b4c3f81b5415790d0f1c", kill_on_drop: false }`
[INFO] [stdout] fc58e935cdc5334f780b906a87227ce3f3edea832d63b4c3f81b5415790d0f1c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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] 7c47628cae9afad4d82e4b77a3e0ef8d583e421f3275023ad84d4bc5b459c485
[INFO] running `Command { std: "docker" "start" "-a" "7c47628cae9afad4d82e4b77a3e0ef8d583e421f3275023ad84d4bc5b459c485", kill_on_drop: false }`
[INFO] [stderr]     Checking bfc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected identifier, found `"rustc_llvm"`
[INFO] [stdout]  --> src/brainfuck.rs:1:14
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate "rustc_llvm" as llvm;
[INFO] [stdout]   |              ^^^^^^^^^^^^ expected identifier
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found `"rustc_llvm"`
[INFO] [stdout]  --> src/brainfuck.rs:1:14
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate "rustc_llvm" as llvm;
[INFO] [stdout]   |              ^^^^^^^^^^^^ expected identifier
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `parse_file` in module `brainfuck`
[INFO] [stdout]  --> src/main.rs:4:26
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let ast = brainfuck::parse_file(&std::os::args()[1]).unwrap();
[INFO] [stdout]   |                          ^^^^^^^^^^ not found in `brainfuck`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `args` in module `std::os`
[INFO] [stdout]  --> src/main.rs:4:47
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let ast = brainfuck::parse_file(&std::os::args()[1]).unwrap();
[INFO] [stdout]   |                                               ^^^^ not found in `std::os`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::env::args;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `optimize` in module `brainfuck`
[INFO] [stdout]  --> src/main.rs:5:32
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let optimized = brainfuck::optimize(&*ast);
[INFO] [stdout]   |                                ^^^^^^^^ not found in `brainfuck`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `write_asm` in module `brainfuck`
[INFO] [stdout]  --> src/main.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 6 |     brainfuck::write_asm(&mut std::io::stdout(), &*optimized);
[INFO] [stdout]   |                ^^^^^^^^^ not found in `brainfuck`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `parse_file` in module `brainfuck`
[INFO] [stdout]  --> src/main.rs:4:26
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let ast = brainfuck::parse_file(&std::os::args()[1]).unwrap();
[INFO] [stdout]   |                          ^^^^^^^^^^ not found in `brainfuck`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `args` in module `std::os`
[INFO] [stdout]  --> src/main.rs:4:47
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let ast = brainfuck::parse_file(&std::os::args()[1]).unwrap();
[INFO] [stdout]   |                                               ^^^^ not found in `std::os`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::env::args;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `optimize` in module `brainfuck`
[INFO] [stdout]  --> src/main.rs:5:32
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let optimized = brainfuck::optimize(&*ast);
[INFO] [stdout]   |                                ^^^^^^^^ not found in `brainfuck`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `write_asm` in module `brainfuck`
[INFO] [stdout]  --> src/main.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 6 |     brainfuck::write_asm(&mut std::io::stdout(), &*optimized);
[INFO] [stdout]   |                ^^^^^^^^^ not found in `brainfuck`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bfc`
[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: build failed
[INFO] running `Command { std: "docker" "inspect" "7c47628cae9afad4d82e4b77a3e0ef8d583e421f3275023ad84d4bc5b459c485", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c47628cae9afad4d82e4b77a3e0ef8d583e421f3275023ad84d4bc5b459c485", kill_on_drop: false }`
[INFO] [stdout] 7c47628cae9afad4d82e4b77a3e0ef8d583e421f3275023ad84d4bc5b459c485