[INFO] fetching crate mango-os 0.2.1...
[INFO] testing mango-os-0.2.1 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1
[INFO] extracting crate mango-os 0.2.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate mango-os 0.2.1
[INFO] finished tweaking crates.io crate mango-os 0.2.1
[INFO] tweaked toml for crates.io crate mango-os 0.2.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mango-os 0.2.1 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 41 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mango-core v0.2.1
[INFO] [stderr]   Downloaded tock-registers v0.8.1
[INFO] [stderr]   Downloaded aarch64-cpu v9.4.0
[INFO] [stderr]   Downloaded linked_list_allocator v0.10.5
[INFO] [stderr]   Downloaded bootloader v0.9.33
[INFO] [stderr]   Downloaded conquer-util v0.3.0
[INFO] [stderr]   Downloaded crossbeam-queue v0.3.12
[INFO] [stderr]   Downloaded bit_field v0.10.3
[INFO] [stderr]   Downloaded x86_64 v0.15.2
[INFO] [stderr]   Downloaded qemu-exit v3.0.2
[INFO] [stderr]   Downloaded volatile v0.4.6
[INFO] [stderr]   Downloaded conquer-once v0.4.0
[INFO] [stderr]   Downloaded uart_16550 v0.3.2
[INFO] [stderr]   Downloaded pic8259 v0.11.0
[INFO] [stderr]   Downloaded volatile v0.3.0
[INFO] [stderr]   Downloaded mango-hal v0.2.1
[INFO] [stderr]   Downloaded raw-cpuid v10.7.0
[INFO] [stderr]   Downloaded x86 v0.52.0
[INFO] [stderr]   Downloaded mango-rt v0.2.1
[INFO] [stderr]   Downloaded mango-boot v0.2.1
[INFO] [stderr]   Downloaded mango-test v0.2.1
[INFO] [stderr]   Downloaded mango_aarch64 v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e28299df4284d7373dc55d14b26b679963a3231dd222f44ad7cb91a069fe1da
[INFO] running `Command { std: "docker" "start" "-a" "7e28299df4284d7373dc55d14b26b679963a3231dd222f44ad7cb91a069fe1da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e28299df4284d7373dc55d14b26b679963a3231dd222f44ad7cb91a069fe1da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e28299df4284d7373dc55d14b26b679963a3231dd222f44ad7cb91a069fe1da", kill_on_drop: false }`
[INFO] [stdout] 7e28299df4284d7373dc55d14b26b679963a3231dd222f44ad7cb91a069fe1da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 19acfbcb66eed520d1d74e8c47c5ebdb5f6a7a5e3c967079b041d5b5971bb67d
[INFO] running `Command { std: "docker" "start" "-a" "19acfbcb66eed520d1d74e8c47c5ebdb5f6a7a5e3c967079b041d5b5971bb67d", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling x86 v0.52.0
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling raw-cpuid v10.7.0
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling bit_field v0.10.3
[INFO] [stderr]    Compiling spinning_top v0.2.5
[INFO] [stderr]    Compiling conquer-util v0.3.0
[INFO] [stderr]    Compiling bitflags v2.9.4
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling conquer-once v0.4.0
[INFO] [stderr]    Compiling linked_list_allocator v0.10.5
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling mango-core v0.2.1
[INFO] [stderr]    Compiling volatile v0.3.0
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling uart_16550 v0.3.2
[INFO] [stderr]    Compiling mango-hal v0.2.1
[INFO] [stderr]    Compiling mango-boot v0.2.1
[INFO] [stderr]    Compiling mango-rt v0.2.1
[INFO] [stderr]    Compiling mango-os v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `mango_boot::*`
[INFO] [stdout]  --> src/boot.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use mango_boot::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.39s
[INFO] running `Command { std: "docker" "inspect" "19acfbcb66eed520d1d74e8c47c5ebdb5f6a7a5e3c967079b041d5b5971bb67d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19acfbcb66eed520d1d74e8c47c5ebdb5f6a7a5e3c967079b041d5b5971bb67d", kill_on_drop: false }`
[INFO] [stdout] 19acfbcb66eed520d1d74e8c47c5ebdb5f6a7a5e3c967079b041d5b5971bb67d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 102247891d2a406c396b1be6fc6925cffbe3e1d382a65186cb6eca385306eaf2
[INFO] running `Command { std: "docker" "start" "-a" "102247891d2a406c396b1be6fc6925cffbe3e1d382a65186cb6eca385306eaf2", kill_on_drop: false }`
[INFO] [stderr]    Compiling mango-os v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `mango_boot::*`
[INFO] [stdout]  --> src/boot.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use mango_boot::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `mango_boot::*`
[INFO] [stdout]  --> src/boot.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use mango_boot::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "102247891d2a406c396b1be6fc6925cffbe3e1d382a65186cb6eca385306eaf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "102247891d2a406c396b1be6fc6925cffbe3e1d382a65186cb6eca385306eaf2", kill_on_drop: false }`
[INFO] [stdout] 102247891d2a406c396b1be6fc6925cffbe3e1d382a65186cb6eca385306eaf2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 65460867367bfcdfe5c0dcd2b5a1c6f3208ec24ef6fe6b2fef7c6ce10a9098cf
[INFO] running `Command { std: "docker" "start" "-a" "65460867367bfcdfe5c0dcd2b5a1c6f3208ec24ef6fe6b2fef7c6ce10a9098cf", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused import: `mango_boot::*`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/boot.rs:1:9
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 1 | pub use mango_boot::*;
[INFO] [stdout] 
[INFO] [stderr]   |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] running 0 tests
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `mango-os` (lib) generated 1 warning (run `cargo fix --lib -p mango-os` to apply 1 suggestion)
[INFO] [stderr] warning: `mango-os` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mango_os-8d372d7a6a46886d)
[INFO] [stderr]    Doc-tests mango_os
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "65460867367bfcdfe5c0dcd2b5a1c6f3208ec24ef6fe6b2fef7c6ce10a9098cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65460867367bfcdfe5c0dcd2b5a1c6f3208ec24ef6fe6b2fef7c6ce10a9098cf", kill_on_drop: false }`
[INFO] [stdout] 65460867367bfcdfe5c0dcd2b5a1c6f3208ec24ef6fe6b2fef7c6ce10a9098cf