[INFO] cloning repository https://github.com/xrs-os/kernel [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xrs-os/kernel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxrs-os%2Fkernel", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxrs-os%2Fkernel'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b77338093ac1c3312b530adf4f782c65583ebc30 [INFO] checking xrs-os/kernel against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxrs-os%2Fkernel" "/workspace/builds/worker-108/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-108/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/xrs-os/kernel on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-108/source/.cargo/config.toml [INFO] removed /workspace/builds/worker-108/source/rust-toolchain [INFO] started tweaking git repo https://github.com/xrs-os/kernel [INFO] finished tweaking git repo https://github.com/xrs-os/kernel [INFO] tweaked toml for git repo https://github.com/xrs-os/kernel written to /workspace/builds/worker-108/source/Cargo.toml [INFO] crate git repo https://github.com/xrs-os/kernel already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating git repository `https://github.com/rcore-os/device_tree-rs` [INFO] [stderr] Updating git repository `https://github.com/xrs-os/virtio-drivers.git` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tokio-test v0.4.2 [INFO] [stderr] Downloaded array-init v2.0.0 [INFO] [stderr] Downloaded bare-metal v0.2.5 [INFO] [stderr] Downloaded riscv-target v0.1.2 [INFO] [stderr] Downloaded riscv v0.6.0 [INFO] [stderr] Downloaded zero v0.1.2 [INFO] [stderr] Downloaded xmas-elf v0.8.0 [INFO] [stderr] Downloaded ahash v0.7.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2ca5c8623bc043eace44addd81d3c5c2f94f16df8eceed6251e17d44e0e712ff [INFO] running `Command { std: "docker" "start" "-a" "2ca5c8623bc043eace44addd81d3c5c2f94f16df8eceed6251e17d44e0e712ff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2ca5c8623bc043eace44addd81d3c5c2f94f16df8eceed6251e17d44e0e712ff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2ca5c8623bc043eace44addd81d3c5c2f94f16df8eceed6251e17d44e0e712ff", kill_on_drop: false }` [INFO] [stdout] 2ca5c8623bc043eace44addd81d3c5c2f94f16df8eceed6251e17d44e0e712ff [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 12868ee875fc53cef744ebfb9f9fd442b34222eea3edc6f07fb59ce0a788d061 [INFO] running `Command { std: "docker" "start" "-a" "12868ee875fc53cef744ebfb9f9fd442b34222eea3edc6f07fb59ce0a788d061", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling syn v1.0.80 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.103 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling crossbeam-queue v0.3.2 [INFO] [stderr] Checking once_cell v1.8.0 [INFO] [stderr] Compiling futures-task v0.3.17 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling paste v1.0.5 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking bitmap v0.1.0 (/opt/rustwide/workdir/crates/bitmap) [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling unicode-segmentation v1.8.0 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking bit_field v0.10.1 [INFO] [stderr] Checking humantime v2.1.0 [INFO] [stderr] Checking glob v0.3.0 [INFO] [stderr] Checking zero v0.1.2 [INFO] [stderr] Checking volatile v0.2.7 [INFO] [stderr] Checking array-init v2.0.0 [INFO] [stderr] Checking device_tree v1.0.3 (https://github.com/rcore-os/device_tree-rs#4e8144ba) [INFO] [stderr] Checking volatile v0.4.4 [INFO] [stderr] Checking num_enum v0.1.0 (/opt/rustwide/workdir/crates/num_enum) [INFO] [stderr] Checking lock_api v0.4.5 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling proc-macro2 v1.0.29 [INFO] [stderr] Checking xmas-elf v0.8.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking spin v0.9.2 [INFO] [stderr] Checking spinning_top v0.2.4 [INFO] [stderr] Compiling ahash v0.7.5 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling futures-util v0.3.17 [INFO] [stderr] Compiling tokio v1.12.0 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking linked_list_allocator v0.9.0 [INFO] [stderr] Checking sleeplock v0.1.0 (/opt/rustwide/workdir/crates/sleeplock) [INFO] [stderr] Checking executor v0.1.0 (/opt/rustwide/workdir/crates/executor) [INFO] [stderr] Checking init_proc v0.1.0 (/opt/rustwide/workdir/crates/init_proc) [INFO] [stdout] warning: unused variable: `syscall_num` [INFO] [stdout] --> crates/init_proc/src/syscall.rs:11:21 [INFO] [stdout] | [INFO] [stdout] 11 | let syscall_num = $a as usize; [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_syscall_num` [INFO] [stdout] ... [INFO] [stdout] 40 | / syscall! { [INFO] [stdout] 41 | | syscall0(a,); [INFO] [stdout] 42 | | syscall1(a, b,); [INFO] [stdout] 43 | | syscall2(a, b, c,); [INFO] [stdout] ... | [INFO] [stdout] 46 | | syscall5(a, b, c, d, e, f,); [INFO] [stdout] 47 | | } [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: this warning originates in the macro `syscall` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> crates/init_proc/src/syscall.rs:42:17 [INFO] [stdout] | [INFO] [stdout] 42 | syscall1(a, b,); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> crates/init_proc/src/syscall.rs:43:17 [INFO] [stdout] | [INFO] [stdout] 43 | syscall2(a, b, c,); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> crates/init_proc/src/syscall.rs:43:20 [INFO] [stdout] | [INFO] [stdout] 43 | syscall2(a, b, c,); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> crates/init_proc/src/syscall.rs:44:17 [INFO] [stdout] | [INFO] [stdout] 44 | syscall3(a, b, c, d,); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> crates/init_proc/src/syscall.rs:44:20 [INFO] [stdout] | [INFO] [stdout] 44 | syscall3(a, b, c, d,); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `d` [INFO] [stdout] --> crates/init_proc/src/syscall.rs:44:23 [INFO] [stdout] | [INFO] [stdout] 44 | syscall3(a, b, c, d,); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_d` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> crates/init_proc/src/syscall.rs:45:17 [INFO] [stdout] | [INFO] [stdout] 45 | syscall4(a, b, c, d, e,); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> crates/init_proc/src/syscall.rs:45:20 [INFO] [stdout] | [INFO] [stdout] 45 | syscall4(a, b, c, d, e,); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `d` [INFO] [stdout] --> crates/init_proc/src/syscall.rs:45:23 [INFO] [stdout] | [INFO] [stdout] 45 | syscall4(a, b, c, d, e,); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_d` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> crates/init_proc/src/syscall.rs:45:26 [INFO] [stdout] | [INFO] [stdout] 45 | syscall4(a, b, c, d, e,); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> crates/init_proc/src/syscall.rs:46:17 [INFO] [stdout] | [INFO] [stdout] 46 | syscall5(a, b, c, d, e, f,); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> crates/init_proc/src/syscall.rs:46:20 [INFO] [stdout] | [INFO] [stdout] 46 | syscall5(a, b, c, d, e, f,); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `d` [INFO] [stdout] --> crates/init_proc/src/syscall.rs:46:23 [INFO] [stdout] | [INFO] [stdout] 46 | syscall5(a, b, c, d, e, f,); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_d` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> crates/init_proc/src/syscall.rs:46:26 [INFO] [stdout] | [INFO] [stdout] 46 | syscall5(a, b, c, d, e, f,); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> crates/init_proc/src/syscall.rs:46:29 [INFO] [stdout] | [INFO] [stdout] 46 | syscall5(a, b, c, d, e, f,); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0381]: use of possibly-uninitialized variable: `ret` [INFO] [stdout] --> crates/init_proc/src/syscall.rs:34:17 [INFO] [stdout] | [INFO] [stdout] 34 | ret [INFO] [stdout] | ^^^ use of possibly-uninitialized `ret` [INFO] [stdout] ... [INFO] [stdout] 40 | / syscall! { [INFO] [stdout] 41 | | syscall0(a,); [INFO] [stdout] 42 | | syscall1(a, b,); [INFO] [stdout] 43 | | syscall2(a, b, c,); [INFO] [stdout] ... | [INFO] [stdout] 46 | | syscall5(a, b, c, d, e, f,); [INFO] [stdout] 47 | | } [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `syscall` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 16 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0381`. [INFO] [stdout] [INFO] [stderr] error: could not compile `init_proc` due to 2 previous errors; 16 warnings emitted [INFO] [stdout] error[E0152]: found duplicate lang item `eh_personality` [INFO] [stdout] --> crates/init_proc/src/lang_items.rs:19:1 [INFO] [stdout] | [INFO] [stdout] 19 | fn eh_personality() {} [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the lang item is first defined in crate `panic_unwind` (which `std` depends on) [INFO] [stdout] = note: first definition in `panic_unwind` loaded from /opt/rustwide/rustup-home/toolchains/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-1b145d9fcdc08832.rlib [INFO] [stdout] = note: second definition in the local crate (`init_proc`) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0152]: found duplicate lang item `panic_impl` [INFO] [stdout] --> crates/init_proc/src/lang_items.rs:22:1 [INFO] [stdout] | [INFO] [stdout] 22 | fn panic(_info: &PanicInfo) -> ! { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the lang item is first defined in crate `std` (which `test` depends on) [INFO] [stdout] = note: first definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-29e5e596e889a0aa.rlib [INFO] [stdout] = note: second definition in the local crate (`init_proc`) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0152]: found duplicate lang item `oom` [INFO] [stdout] --> crates/init_proc/src/lang_items.rs:28:1 [INFO] [stdout] | [INFO] [stdout] 28 | fn oom(_: Layout) -> ! { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the lang item is first defined in crate `std` (which `test` depends on) [INFO] [stdout] = note: first definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-29e5e596e889a0aa.rlib [INFO] [stdout] = note: second definition in the local crate (`init_proc`) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0152`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "12868ee875fc53cef744ebfb9f9fd442b34222eea3edc6f07fb59ce0a788d061", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "12868ee875fc53cef744ebfb9f9fd442b34222eea3edc6f07fb59ce0a788d061", kill_on_drop: false }` [INFO] [stdout] 12868ee875fc53cef744ebfb9f9fd442b34222eea3edc6f07fb59ce0a788d061