[INFO] cloning repository https://github.com/ozoromo/rust-os
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ozoromo/rust-os" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fozoromo%2Frust-os", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fozoromo%2Frust-os'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 91d7210a868740176c51aff69bf039ce539f5455
[INFO] checking ozoromo/rust-os against master#cf79d034aa3d8f396d407aafce6f1ccd818e710e for pr-155657-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fozoromo%2Frust-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] removed /workspace/builds/worker-5-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/ozoromo/rust-os
[INFO] removed 0 missing tests
[INFO] finished tweaking git repo https://github.com/ozoromo/rust-os
[INFO] tweaked toml for git repo https://github.com/ozoromo/rust-os written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ozoromo/rust-os on toolchain cf79d034aa3d8f396d407aafce6f1ccd818e710e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf79d034aa3d8f396d407aafce6f1ccd818e710e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ozoromo/rust-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" "+cf79d034aa3d8f396d407aafce6f1ccd818e710e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustversion v1.0.18
[INFO] [stderr]   Downloaded bit_field v0.10.2
[INFO] [stderr]   Downloaded volatile v0.4.6
[INFO] [stderr]   Downloaded bitflags v2.6.0
[INFO] [stderr]   Downloaded uart_16550 v0.3.1
[INFO] [stderr]   Downloaded pic8259 v0.11.0
[INFO] [stderr]   Downloaded volatile v0.2.7
[INFO] [stderr]   Downloaded bootloader v0.9.29
[INFO] [stderr]   Downloaded x86_64 v0.15.1
[INFO] [stderr]   Downloaded raw-cpuid v10.7.0
[INFO] [stderr]   Downloaded x86 v0.52.0
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+cf79d034aa3d8f396d407aafce6f1ccd818e710e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 76d05645f9ba23a9d84f5c37e6d083d83c77cb6eb23c258c189cbcc9a7a01219
[INFO] running `Command { std: "docker" "start" "-a" "76d05645f9ba23a9d84f5c37e6d083d83c77cb6eb23c258c189cbcc9a7a01219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76d05645f9ba23a9d84f5c37e6d083d83c77cb6eb23c258c189cbcc9a7a01219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76d05645f9ba23a9d84f5c37e6d083d83c77cb6eb23c258c189cbcc9a7a01219", kill_on_drop: false }`
[INFO] [stdout] 76d05645f9ba23a9d84f5c37e6d083d83c77cb6eb23c258c189cbcc9a7a01219
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+cf79d034aa3d8f396d407aafce6f1ccd818e710e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 793f00f8a7e228e464b3f5f401a728f43fa79b0d119a13e20aa9adedbb17f61d
[INFO] running `Command { std: "docker" "start" "-a" "793f00f8a7e228e464b3f5f401a728f43fa79b0d119a13e20aa9adedbb17f61d", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling rustversion v1.0.18
[INFO] [stderr]     Checking bit_field v0.10.2
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking bitflags v2.6.0
[INFO] [stderr]    Compiling x86 v0.52.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking volatile v0.4.6
[INFO] [stderr]    Compiling bootloader v0.9.29
[INFO] [stderr]     Checking volatile v0.2.7
[INFO] [stderr]     Checking raw-cpuid v10.7.0
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]     Checking x86_64 v0.15.1
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stdout] error[E0053]: method `steps_between` has an incompatible type for trait
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/x86_64-0.15.1/src/addr.rs:362:51
[INFO] [stdout]     |
[INFO] [stdout] 362 |     fn steps_between(start: &Self, end: &Self) -> Option<usize> {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^ expected `(usize, Option<usize>)`, found `Option<usize>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected signature `fn(&addr::VirtAddr, &addr::VirtAddr) -> (usize, Option<usize>)`
[INFO] [stdout]                found signature `fn(&addr::VirtAddr, &addr::VirtAddr) -> Option<usize>`
[INFO] [stdout] help: change the output type to match the trait
[INFO] [stdout]     |
[INFO] [stdout] 362 -     fn steps_between(start: &Self, end: &Self) -> Option<usize> {
[INFO] [stdout] 362 +     fn steps_between(start: &Self, end: &Self) -> (usize, Option<usize>) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0053]: method `steps_between` has an incompatible type for trait
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/x86_64-0.15.1/src/structures/paging/page.rs:294:51
[INFO] [stdout]     |
[INFO] [stdout] 294 |     fn steps_between(start: &Self, end: &Self) -> Option<usize> {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^ expected `(usize, Option<usize>)`, found `Option<usize>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected signature `fn(&Page<_>, &Page<_>) -> (usize, Option<usize>)`
[INFO] [stdout]                found signature `fn(&Page<_>, &Page<_>) -> Option<usize>`
[INFO] [stdout] help: change the output type to match the trait
[INFO] [stdout]     |
[INFO] [stdout] 294 -     fn steps_between(start: &Self, end: &Self) -> Option<usize> {
[INFO] [stdout] 294 +     fn steps_between(start: &Self, end: &Self) -> (usize, Option<usize>) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0053]: method `steps_between` has an incompatible type for trait
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/x86_64-0.15.1/src/structures/paging/page_table.rs:349:51
[INFO] [stdout]     |
[INFO] [stdout] 349 |     fn steps_between(start: &Self, end: &Self) -> Option<usize> {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^ expected `(usize, Option<usize>)`, found `Option<usize>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected signature `fn(&PageTableIndex, &PageTableIndex) -> (usize, Option<usize>)`
[INFO] [stdout]                found signature `fn(&PageTableIndex, &PageTableIndex) -> Option<usize>`
[INFO] [stdout] help: change the output type to match the trait
[INFO] [stdout]     |
[INFO] [stdout] 349 -     fn steps_between(start: &Self, end: &Self) -> Option<usize> {
[INFO] [stdout] 349 +     fn steps_between(start: &Self, end: &Self) -> (usize, Option<usize>) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0053`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `x86_64` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "793f00f8a7e228e464b3f5f401a728f43fa79b0d119a13e20aa9adedbb17f61d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "793f00f8a7e228e464b3f5f401a728f43fa79b0d119a13e20aa9adedbb17f61d", kill_on_drop: false }`
[INFO] [stdout] 793f00f8a7e228e464b3f5f401a728f43fa79b0d119a13e20aa9adedbb17f61d
