[INFO] fetching crate ckb-alt-bn128 0.1.6...
[INFO] fixing ckb-alt-bn128-0.1.6 against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] extracting crate ckb-alt-bn128 0.1.6 into /workspace/builds/worker-0-tc1/source
[INFO] removed /workspace/builds/worker-0-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-0-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate ckb-alt-bn128 0.1.6
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate ckb-alt-bn128 0.1.6
[INFO] tweaked toml for crates.io crate ckb-alt-bn128 0.1.6 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ckb-alt-bn128 0.1.6 on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ckb-alt-bn128 0.1.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 4c31fb3b7b8889580f247b044933209e872f397fc0577a653de1b897bbc2448f
[INFO] running `Command { std: "docker" "start" "4c31fb3b7b8889580f247b044933209e872f397fc0577a653de1b897bbc2448f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4c31fb3b7b8889580f247b044933209e872f397fc0577a653de1b897bbc2448f" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c31fb3b7b8889580f247b044933209e872f397fc0577a653de1b897bbc2448f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4c31fb3b7b8889580f247b044933209e872f397fc0577a653de1b897bbc2448f" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.2.56
[INFO] [stderr]    Compiling ckb-alt-bn128 v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: type `i8` cannot be used with this register class
[INFO] [stdout]   --> examples/ut_mul.rs:11:22
[INFO] [stdout]    |
[INFO] [stdout] 11 |              in(reg) code,
[INFO] [stdout]    |                      ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: register class `reg` supports these types: i16, i32, i64, f16, f32, f64
[INFO] [stdout]    = help: consider using the `reg_byte` register class instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ckb-alt-bn128` (example "ut_mul") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: type `i8` cannot be used with this register class
[INFO] [stdout]   --> examples/bench_pairing.rs:11:22
[INFO] [stdout]    |
[INFO] [stdout] 11 |              in(reg) code,
[INFO] [stdout]    |                      ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: register class `reg` supports these types: i16, i32, i64, f16, f32, f64
[INFO] [stdout]    = help: consider using the `reg_byte` register class instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ckb-alt-bn128` (example "ut_add") due to 2 previous errors
[INFO] [stdout] error: type `i8` cannot be used with this register class
[INFO] [stdout]   --> examples/ut_add.rs:11:22
[INFO] [stdout]    |
[INFO] [stdout] 11 |              in(reg) code,
[INFO] [stdout]    |                      ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: register class `reg` supports these types: i16, i32, i64, f16, f32, f64
[INFO] [stdout]    = help: consider using the `reg_byte` register class instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ckb-alt-bn128` (example "bench_pairing") due to 2 previous errors
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: type `i8` cannot be used with this register class
[INFO] [stdout]   --> examples/ut_pairing.rs:11:22
[INFO] [stdout]    |
[INFO] [stdout] 11 |              in(reg) code,
[INFO] [stdout]    |                      ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: register class `reg` supports these types: i16, i32, i64, f16, f32, f64
[INFO] [stdout]    = help: consider using the `reg_byte` register class instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ckb-alt-bn128` (example "ut_pairing") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "4c31fb3b7b8889580f247b044933209e872f397fc0577a653de1b897bbc2448f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c31fb3b7b8889580f247b044933209e872f397fc0577a653de1b897bbc2448f", kill_on_drop: false }`
[INFO] [stdout] 4c31fb3b7b8889580f247b044933209e872f397fc0577a653de1b897bbc2448f
