[INFO] cloning repository https://github.com/lizhirui/dreamos_rustversion [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lizhirui/dreamos_rustversion" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flizhirui%2Fdreamos_rustversion", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flizhirui%2Fdreamos_rustversion'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 25e55f653061ac1b7aa8dc920db29144b67a2291 [INFO] checking lizhirui/dreamos_rustversion against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flizhirui%2Fdreamos_rustversion" "/workspace/builds/worker-66/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-66/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lizhirui/dreamos_rustversion on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-66/source/rust-toolchain [INFO] started tweaking git repo https://github.com/lizhirui/dreamos_rustversion [INFO] finished tweaking git repo https://github.com/lizhirui/dreamos_rustversion [INFO] tweaked toml for git repo https://github.com/lizhirui/dreamos_rustversion written to /workspace/builds/worker-66/source/Cargo.toml [INFO] crate git repo https://github.com/lizhirui/dreamos_rustversion already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded spin v0.7.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 55865a5e1974527497fca64eb337609d25a35e409e2b982486b0581b05b6a930 [INFO] running `Command { std: "docker" "start" "-a" "55865a5e1974527497fca64eb337609d25a35e409e2b982486b0581b05b6a930", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "55865a5e1974527497fca64eb337609d25a35e409e2b982486b0581b05b6a930", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "55865a5e1974527497fca64eb337609d25a35e409e2b982486b0581b05b6a930", kill_on_drop: false }` [INFO] [stdout] 55865a5e1974527497fca64eb337609d25a35e409e2b982486b0581b05b6a930 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4405c605276a4385b78929f1e4d850b1619eaa4a11ea3c823d225468e247ef0d [INFO] running `Command { std: "docker" "start" "-a" "4405c605276a4385b78929f1e4d850b1619eaa4a11ea3c823d225468e247ef0d", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking spin v0.7.1 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking dreamos v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `null` [INFO] [stdout] --> src/common/list.rs:1:17 [INFO] [stdout] | [INFO] [stdout] 1 | use core::ptr::{null, null_mut}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::alloc::Layout` [INFO] [stdout] --> src/task/mod.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use core::alloc::Layout; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/kernel/mod.rs:56:5 [INFO] [stdout] | [INFO] [stdout] 51 | / loop [INFO] [stdout] 52 | | { [INFO] [stdout] 53 | | println!("abc"); [INFO] [stdout] 54 | | } [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] 55 | [INFO] [stdout] 56 | assert!(false); [INFO] [stdout] | ^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] = note: this warning originates in the macro `assert` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `null` [INFO] [stdout] --> src/common/list.rs:1:17 [INFO] [stdout] | [INFO] [stdout] 1 | use core::ptr::{null, null_mut}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::alloc::Layout` [INFO] [stdout] --> src/task/mod.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use core::alloc::Layout; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0152]: found duplicate lang item `panic_impl` [INFO] [stdout] --> src/lang_items.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | 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/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-1dd6c19f0820d51d.rlib [INFO] [stdout] = note: second definition in the local crate (`dreamos`) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0152]: found duplicate lang item `oom` [INFO] [stdout] --> src/memory/allocator.rs:40:1 [INFO] [stdout] | [INFO] [stdout] 40 | fn alloc_error_handler(layout: 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/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-1dd6c19f0820d51d.rlib [INFO] [stdout] = note: second definition in the local crate (`dreamos`) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/common/mod.rs:87:9 [INFO] [stdout] | [INFO] [stdout] 87 | unsafe{&$variable as *const _ as *mut _} [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] | [INFO] [stdout] ::: src/common/list.rs:64:9 [INFO] [stdout] | [INFO] [stdout] 64 | unsafe [INFO] [stdout] | ------ because it's nested under this `unsafe` block [INFO] [stdout] | [INFO] [stdout] ::: src/task/mod.rs:64:9 [INFO] [stdout] | [INFO] [stdout] 64 | list_init!(priority_list[i]); [INFO] [stdout] | ----------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_unsafe)]` on by default [INFO] [stdout] = note: this warning originates in the macro `get_pointer` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/common/mod.rs:87:9 [INFO] [stdout] | [INFO] [stdout] 87 | unsafe{&$variable as *const _ as *mut _} [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] | [INFO] [stdout] ::: src/common/list.rs:64:9 [INFO] [stdout] | [INFO] [stdout] 64 | unsafe [INFO] [stdout] | ------ because it's nested under this `unsafe` block [INFO] [stdout] | [INFO] [stdout] ::: src/task/mod.rs:64:9 [INFO] [stdout] | [INFO] [stdout] 64 | list_init!(priority_list[i]); [INFO] [stdout] | ----------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `get_pointer` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static is never used: `task_list` [INFO] [stdout] --> src/task/mod.rs:57:1 [INFO] [stdout] | [INFO] [stdout] 57 | static mut task_list: list_node = list_node::new(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_next_task` [INFO] [stdout] --> src/task/mod.rs:68:4 [INFO] [stdout] | [INFO] [stdout] 68 | fn get_next_task() -> Option<&'static mut task_t> [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `task_dispatch` [INFO] [stdout] --> src/task/mod.rs:99:4 [INFO] [stdout] | [INFO] [stdout] 99 | fn task_dispatch() [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/kernel/mod.rs:56:5 [INFO] [stdout] | [INFO] [stdout] 51 | / loop [INFO] [stdout] 52 | | { [INFO] [stdout] 53 | | println!("abc"); [INFO] [stdout] 54 | | } [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] 55 | [INFO] [stdout] 56 | assert!(false); [INFO] [stdout] | ^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] = note: this warning originates in the macro `assert` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0152`. [INFO] [stdout] [INFO] [stderr] error: could not compile `dreamos` due to 3 previous errors; 3 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "4405c605276a4385b78929f1e4d850b1619eaa4a11ea3c823d225468e247ef0d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4405c605276a4385b78929f1e4d850b1619eaa4a11ea3c823d225468e247ef0d", kill_on_drop: false }` [INFO] [stdout] 4405c605276a4385b78929f1e4d850b1619eaa4a11ea3c823d225468e247ef0d