[INFO] cloning repository https://github.com/ez4yunfeng2/rustsbi-nezha
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ez4yunfeng2/rustsbi-nezha" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fez4yunfeng2%2Frustsbi-nezha", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fez4yunfeng2%2Frustsbi-nezha'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0f8a8b14d1a6da0bed3a2b6684617ce384037214
[INFO] checking ez4yunfeng2/rustsbi-nezha against 1.55.0 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fez4yunfeng2%2Frustsbi-nezha" "/workspace/builds/worker-80/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-80/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ez4yunfeng2/rustsbi-nezha on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-80/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/ez4yunfeng2/rustsbi-nezha
[INFO] finished tweaking git repo https://github.com/ez4yunfeng2/rustsbi-nezha
[INFO] tweaked toml for git repo https://github.com/ez4yunfeng2/rustsbi-nezha written to /workspace/builds/worker-80/source/Cargo.toml
[INFO] crate git repo https://github.com/ez4yunfeng2/rustsbi-nezha already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root:
[INFO] [stderr] package:   /workspace/builds/worker-80/source/rustsbi-nezha/Cargo.toml
[INFO] [stderr] workspace: /workspace/builds/worker-80/source/Cargo.toml
[INFO] [stderr] warning: /workspace/builds/worker-80/source/xtask/Cargo.toml: unused manifest key: package.authers
[INFO] [stderr] warning: /workspace/builds/worker-80/source/rustsbi-nezha/Cargo.toml: unused manifest key: package.authers
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec8f113da75d98880dc4d5b9d94496aad42cd83796ec7a982672f406ec67441d
[INFO] running `Command { std: "docker" "start" "-a" "ec8f113da75d98880dc4d5b9d94496aad42cd83796ec7a982672f406ec67441d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec8f113da75d98880dc4d5b9d94496aad42cd83796ec7a982672f406ec67441d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec8f113da75d98880dc4d5b9d94496aad42cd83796ec7a982672f406ec67441d", kill_on_drop: false }`
[INFO] [stdout] ec8f113da75d98880dc4d5b9d94496aad42cd83796ec7a982672f406ec67441d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe086c5917ceb4487c49dc12ab23e781e819ffbc91312c85c63e00d5fade78fc
[INFO] running `Command { std: "docker" "start" "-a" "fe086c5917ceb4487c49dc12ab23e781e819ffbc91312c85c63e00d5fade78fc", kill_on_drop: false }`
[INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root:
[INFO] [stderr] package:   /opt/rustwide/workdir/rustsbi-nezha/Cargo.toml
[INFO] [stderr] workspace: /opt/rustwide/workdir/Cargo.toml
[INFO] [stderr] warning: /opt/rustwide/workdir/rustsbi-nezha/Cargo.toml: unused manifest key: package.authers
[INFO] [stderr] warning: /opt/rustwide/workdir/xtask/Cargo.toml: unused manifest key: package.authers
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking bit_field v0.10.1
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking spin v0.7.1
[INFO] [stderr]    Compiling nix v0.16.1
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]     Checking r0 v1.0.0
[INFO] [stderr]    Compiling test-kernel v0.1.0 (/opt/rustwide/workdir/test-kernel)
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]     Checking embedded-hal v1.0.0-alpha.4
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]     Checking buddy_system_allocator v0.8.0
[INFO] [stderr]     Checking spin v0.9.2
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]     Checking libudev v0.2.0
[INFO] [stderr]    Compiling riscv-target v0.1.2
[INFO] [stderr]     Checking serialport v4.0.1
[INFO] [stderr]     Checking xtask v0.1.0 (/opt/rustwide/workdir/xtask)
[INFO] [stderr]    Compiling riscv v0.6.0
[INFO] [stderr]    Compiling riscv v0.6.0 (https://github.com/rust-embedded/riscv?rev=7e9d2e5#7e9d2e5b)
[INFO] [stderr]    Compiling riscv v0.6.0 (https://github.com/rust-embedded/riscv?rev=7e9d2e5b#7e9d2e5b)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/git/checkouts/riscv-d8b7910be325660f/7e9d2e5/src/lib.rs:17:37
[INFO] [stdout]    |
[INFO] [stdout] 17 | #![cfg_attr(feature = "inline-asm", feature(llvm_asm))]
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/git/checkouts/riscv-d8b7910be325660f/7e9d2e5/src/lib.rs:17:37
[INFO] [stdout]    |
[INFO] [stdout] 17 | #![cfg_attr(feature = "inline-asm", feature(llvm_asm))]
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `riscv` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "fe086c5917ceb4487c49dc12ab23e781e819ffbc91312c85c63e00d5fade78fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe086c5917ceb4487c49dc12ab23e781e819ffbc91312c85c63e00d5fade78fc", kill_on_drop: false }`
[INFO] [stdout] fe086c5917ceb4487c49dc12ab23e781e819ffbc91312c85c63e00d5fade78fc
