[INFO] cloning repository https://github.com/tartavull/nach_os [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tartavull/nach_os" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftartavull%2Fnach_os", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftartavull%2Fnach_os'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9a0a759b2ff3455f73fa031d57c2c6f0169fdbca [INFO] checking tartavull/nach_os against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftartavull%2Fnach_os" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tartavull/nach_os on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-5-tc1/source/.cargo/config.toml [INFO] started tweaking git repo https://github.com/tartavull/nach_os [INFO] finished tweaking git repo https://github.com/tartavull/nach_os [INFO] tweaked toml for git repo https://github.com/tartavull/nach_os written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/tartavull/nach_os 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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded volatile v0.2.7 [INFO] [stderr] Downloaded pic8259 v0.10.2 [INFO] [stderr] Downloaded uart_16550 v0.2.18 [INFO] [stderr] Downloaded volatile v0.4.5 [INFO] [stderr] Downloaded rustversion v1.0.7 [INFO] [stderr] Downloaded pc-keyboard v0.5.1 [INFO] [stderr] Downloaded spinning_top v0.2.4 [INFO] [stderr] Downloaded linked_list_allocator v0.9.1 [INFO] [stderr] Downloaded conquer-util v0.2.0 [INFO] [stderr] Downloaded conquer-once v0.2.1 [INFO] [stderr] Downloaded bootloader v0.9.22 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cfb719ebbb40086b0bf8f62e80300809723b56629c562bf062f135822b75a99b [INFO] running `Command { std: "docker" "start" "-a" "cfb719ebbb40086b0bf8f62e80300809723b56629c562bf062f135822b75a99b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cfb719ebbb40086b0bf8f62e80300809723b56629c562bf062f135822b75a99b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cfb719ebbb40086b0bf8f62e80300809723b56629c562bf062f135822b75a99b", kill_on_drop: false }` [INFO] [stdout] cfb719ebbb40086b0bf8f62e80300809723b56629c562bf062f135822b75a99b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4d0c1e01a34b5af33e5456e8b0767c5c50c12972aa218aee130523cf68bb5253 [INFO] running `Command { std: "docker" "start" "-a" "4d0c1e01a34b5af33e5456e8b0767c5c50c12972aa218aee130523cf68bb5253", kill_on_drop: false }` [INFO] [stderr] Compiling rustversion v1.0.7 [INFO] [stderr] Checking volatile v0.4.5 [INFO] [stderr] Checking bit_field v0.10.1 [INFO] [stderr] Compiling lock_api v0.4.7 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling futures-core v0.3.21 [INFO] [stderr] Compiling futures-task v0.3.21 [INFO] [stderr] Compiling futures-util v0.3.21 [INFO] [stderr] Compiling bootloader v0.9.22 [INFO] [stderr] Checking conquer-util v0.2.0 [INFO] [stderr] Checking pc-keyboard v0.5.1 [INFO] [stderr] Checking volatile v0.2.7 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking conquer-once v0.2.1 [INFO] [stderr] Checking spinning_top v0.2.4 [INFO] [stderr] Checking linked_list_allocator v0.9.1 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking x86_64 v0.14.9 [INFO] [stderr] Checking pic8259 v0.10.2 [INFO] [stderr] Checking userland v0.1.0 (/opt/rustwide/workdir/userland) [INFO] [stderr] Checking uart_16550 v0.2.18 [INFO] [stdout] warning: unused import: `syscall` [INFO] [stdout] --> userland/src/shell.rs:2:24 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::{write_msg, syscall}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `syscall` [INFO] [stdout] --> userland/src/shell.rs:2:24 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::{write_msg, syscall}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::panic::PanicInfo` [INFO] [stdout] --> userland/src/lib.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use core::panic::PanicInfo; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [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] [stdout] warning: unused attribute [INFO] [stdout] --> userland/src/lib.rs:4:19 [INFO] [stdout] | [INFO] [stdout] 4 | #![cfg_attr(test, no_main)] [INFO] [stdout] | ^^^^^^^ help: remove this attribute [INFO] [stdout] | [INFO] [stdout] note: attribute also specified here [INFO] [stdout] --> userland/src/lib.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #![no_main] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `info` [INFO] [stdout] --> userland/src/lib.rs:27:10 [INFO] [stdout] | [INFO] [stdout] 27 | fn panic(info: &PanicInfo) -> ! { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_info` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `test` [INFO] [stdout] --> userland/src/lib.rs:35:9 [INFO] [stdout] | [INFO] [stdout] 35 | for test in tests { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_test` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `test` [INFO] [stdout] --> userland/src/lib.rs:35:9 [INFO] [stdout] | [INFO] [stdout] 35 | for test in tests { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_test` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `msg` [INFO] [stdout] --> userland/src/lib.rs:65:20 [INFO] [stdout] | [INFO] [stdout] 65 | pub fn write_error(msg: &str) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_msg` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `msg` [INFO] [stdout] --> userland/src/lib.rs:65:20 [INFO] [stdout] | [INFO] [stdout] 65 | pub fn write_error(msg: &str) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_msg` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `code` [INFO] [stdout] --> userland/src/lib.rs:68:13 [INFO] [stdout] | [INFO] [stdout] 68 | pub fn exit(code: u8) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_code` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `code` [INFO] [stdout] --> userland/src/lib.rs:68:13 [INFO] [stdout] | [INFO] [stdout] 68 | pub fn exit(code: u8) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_code` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `userland` (lib test) due to 2 previous errors; 6 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "4d0c1e01a34b5af33e5456e8b0767c5c50c12972aa218aee130523cf68bb5253", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4d0c1e01a34b5af33e5456e8b0767c5c50c12972aa218aee130523cf68bb5253", kill_on_drop: false }` [INFO] [stdout] 4d0c1e01a34b5af33e5456e8b0767c5c50c12972aa218aee130523cf68bb5253 [INFO] checking tartavull/nach_os against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftartavull%2Fnach_os" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tartavull/nach_os on toolchain 36dbcaee1a55543dfc181be52a69d99ff46ff62f [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-5-tc2/source/.cargo/config.toml [INFO] started tweaking git repo https://github.com/tartavull/nach_os [INFO] finished tweaking git repo https://github.com/tartavull/nach_os [INFO] tweaked toml for git repo https://github.com/tartavull/nach_os written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/tartavull/nach_os 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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 33874dd9661d3101a3505c6a6182cfa2e4bcec91c7634d8dac6ef35fc1e97865 [INFO] running `Command { std: "docker" "start" "-a" "33874dd9661d3101a3505c6a6182cfa2e4bcec91c7634d8dac6ef35fc1e97865", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "33874dd9661d3101a3505c6a6182cfa2e4bcec91c7634d8dac6ef35fc1e97865", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "33874dd9661d3101a3505c6a6182cfa2e4bcec91c7634d8dac6ef35fc1e97865", kill_on_drop: false }` [INFO] [stdout] 33874dd9661d3101a3505c6a6182cfa2e4bcec91c7634d8dac6ef35fc1e97865 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b5f6159afdb9671b7aaab5392c536129354650b85bb951bf26beeca3343e5008 [INFO] running `Command { std: "docker" "start" "-a" "b5f6159afdb9671b7aaab5392c536129354650b85bb951bf26beeca3343e5008", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] no edition found in manifest, probably 2015, skipping [INFO] running `Command { std: "docker" "inspect" "b5f6159afdb9671b7aaab5392c536129354650b85bb951bf26beeca3343e5008", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b5f6159afdb9671b7aaab5392c536129354650b85bb951bf26beeca3343e5008", kill_on_drop: false }` [INFO] [stdout] b5f6159afdb9671b7aaab5392c536129354650b85bb951bf26beeca3343e5008