[INFO] fetching crate x86_interrupts 1.0.1-rc.1...
[INFO] checking x86_interrupts-1.0.1-rc.1 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate x86_interrupts 1.0.1-rc.1 into /workspace/builds/worker-3-tc1/source
[INFO] removed /workspace/builds/worker-3-tc1/source/rust-toolchain
[INFO] started tweaking crates.io crate x86_interrupts 1.0.1-rc.1
[INFO] finished tweaking crates.io crate x86_interrupts 1.0.1-rc.1
[INFO] tweaked toml for crates.io crate x86_interrupts 1.0.1-rc.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate x86_interrupts 1.0.1-rc.1 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 11 packages to latest compatible versions
[INFO] [stderr]       Adding pic8259 v0.10.4 (available: v0.11.0)
[INFO] [stderr]       Adding spin v0.9.8 (available: v0.10.0)
[INFO] [stderr]       Adding x86_64 v0.14.13 (available: v0.15.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pic8259 v0.10.4
[INFO] [stderr]   Downloaded x86_64 v0.14.13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b8758366ddf2155c72c73b04c9c4e694831833f91d2e422b18a2ccb7d3978da
[INFO] running `Command { std: "docker" "start" "-a" "3b8758366ddf2155c72c73b04c9c4e694831833f91d2e422b18a2ccb7d3978da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b8758366ddf2155c72c73b04c9c4e694831833f91d2e422b18a2ccb7d3978da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b8758366ddf2155c72c73b04c9c4e694831833f91d2e422b18a2ccb7d3978da", kill_on_drop: false }`
[INFO] [stdout] 3b8758366ddf2155c72c73b04c9c4e694831833f91d2e422b18a2ccb7d3978da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 448192ff4ef19a431cc37bf0a5e91bf2dde43f9afb639418112bd4bbc36258fa
[INFO] running `Command { std: "docker" "start" "-a" "448192ff4ef19a431cc37bf0a5e91bf2dde43f9afb639418112bd4bbc36258fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustversion v1.0.21
[INFO] [stderr]     Checking bit_field v0.10.2
[INFO] [stderr]     Checking volatile v0.4.6
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking x86_64 v0.14.13
[INFO] [stderr]     Checking pic8259 v0.10.4
[INFO] [stderr]     Checking x86_interrupts v1.0.1-rc.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: invalid signature for `extern "x86-interrupt"` function
[INFO] [stdout]    --> src/idt.rs:107:104
[INFO] [stdout]     |
[INFO] [stdout] 107 | extern "x86-interrupt" fn double_fault_handler(_stack_frame: InterruptStackFrame, _error_code: u64) -> ! {
[INFO] [stdout]     |                                                                                                        ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: functions with the "custom" ABI cannot have a return type
[INFO] [stdout] help: remove the return type
[INFO] [stdout]    --> src/idt.rs:107:104
[INFO] [stdout]     |
[INFO] [stdout] 107 | extern "x86-interrupt" fn double_fault_handler(_stack_frame: InterruptStackFrame, _error_code: u64) -> ! {
[INFO] [stdout]     |                                                                                                        ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid signature for `extern "x86-interrupt"` function
[INFO] [stdout]    --> src/idt.rs:107:104
[INFO] [stdout]     |
[INFO] [stdout] 107 | extern "x86-interrupt" fn double_fault_handler(_stack_frame: InterruptStackFrame, _error_code: u64) -> ! {
[INFO] [stdout]     |                                                                                                        ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: functions with the "custom" ABI cannot have a return type
[INFO] [stdout] help: remove the return type
[INFO] [stdout]    --> src/idt.rs:107:104
[INFO] [stdout]     |
[INFO] [stdout] 107 | extern "x86-interrupt" fn double_fault_handler(_stack_frame: InterruptStackFrame, _error_code: u64) -> ! {
[INFO] [stdout]     |                                                                                                        ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `x86_interrupts` (lib test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `x86_interrupts` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "448192ff4ef19a431cc37bf0a5e91bf2dde43f9afb639418112bd4bbc36258fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "448192ff4ef19a431cc37bf0a5e91bf2dde43f9afb639418112bd4bbc36258fa", kill_on_drop: false }`
[INFO] [stdout] 448192ff4ef19a431cc37bf0a5e91bf2dde43f9afb639418112bd4bbc36258fa