[INFO] cloning repository https://github.com/iamshabell/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/iamshabell/rust-os" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiamshabell%2Frust-os", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiamshabell%2Frust-os'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6815d2a13cf06ff0ad0cf7ba21c7addafe9efb63
[INFO] checking iamshabell/rust-os against e3607d549209cc9fdfe7e907123b4185210e2c2b for pr-158915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiamshabell%2Frust-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] removed /workspace/builds/worker-5-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/iamshabell/rust-os
[INFO] removed 0 missing tests
[INFO] finished tweaking git repo https://github.com/iamshabell/rust-os
[INFO] tweaked toml for git repo https://github.com/iamshabell/rust-os written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/iamshabell/rust-os on toolchain e3607d549209cc9fdfe7e907123b4185210e2c2b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e3607d549209cc9fdfe7e907123b4185210e2c2b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/iamshabell/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" "+e3607d549209cc9fdfe7e907123b4185210e2c2b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: binary `blog_os` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-5-tc2/source/target/.../blog_os
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `blog-os`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:14:8
[INFO] [stderr]    |
[INFO] [stderr] 14 - name = "blog_os"
[INFO] [stderr] 14 + name = "blog-os"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `blog-os`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:24:23
[INFO] [stderr]    |
[INFO] [stderr] 24 ~ name = "should_panic"
[INFO] [stderr] 25 + [[bin]]
[INFO] [stderr] 26 + name = "blog-os"
[INFO] [stderr] 27 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `blog_os` (manifest) generated 1 warning
[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 bootloader v0.9.29
[INFO] [stderr]   Downloaded uart_16550 v0.2.19
[INFO] [stderr]   Downloaded x86_64 v0.14.12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 802ba2b191624cfedd20f48fc2c3159bd9b38f63bad209b497ef8e62f84d1b95
[INFO] running `Command { std: "docker" "start" "802ba2b191624cfedd20f48fc2c3159bd9b38f63bad209b497ef8e62f84d1b95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "802ba2b191624cfedd20f48fc2c3159bd9b38f63bad209b497ef8e62f84d1b95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "802ba2b191624cfedd20f48fc2c3159bd9b38f63bad209b497ef8e62f84d1b95" "/opt/rustwide/cargo-home/bin/cargo" "+e3607d549209cc9fdfe7e907123b4185210e2c2b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "802ba2b191624cfedd20f48fc2c3159bd9b38f63bad209b497ef8e62f84d1b95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "802ba2b191624cfedd20f48fc2c3159bd9b38f63bad209b497ef8e62f84d1b95" "/opt/rustwide/cargo-home/bin/cargo" "+e3607d549209cc9fdfe7e907123b4185210e2c2b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: binary `blog_os` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../blog_os
[INFO] [stderr]    |                          ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `blog-os`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:14:8
[INFO] [stderr]    |
[INFO] [stderr] 14 - name = "blog_os"
[INFO] [stderr] 14 + name = "blog-os"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `blog-os`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:24:23
[INFO] [stderr]    |
[INFO] [stderr] 24 ~ name = "should_panic"
[INFO] [stderr] 25 + [[bin]]
[INFO] [stderr] 26 + name = "blog-os"
[INFO] [stderr] 27 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `blog_os` (manifest) generated 1 warning
[INFO] [stderr]    Compiling rustversion v1.0.17
[INFO] [stderr]     Checking bitflags v2.6.0
[INFO] [stderr]    Compiling bootloader v0.9.29
[INFO] [stderr]     Checking volatile v0.4.6
[INFO] [stderr]     Checking volatile v0.2.7
[INFO] [stderr]     Checking x86_64 v0.14.12
[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_64-0.14.12/src/addr.rs:382:51
[INFO] [stdout]     |
[INFO] [stdout] 382 |     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(&VirtAddr, &VirtAddr) -> (usize, Option<usize>)`
[INFO] [stdout]                found signature `fn(&VirtAddr, &VirtAddr) -> Option<usize>`
[INFO] [stdout] help: change the output type to match the trait
[INFO] [stdout]     |
[INFO] [stdout] 382 -     fn steps_between(start: &Self, end: &Self) -> Option<usize> {
[INFO] [stdout] 382 +     fn steps_between(start: &Self, end: &Self) -> (usize, Option<usize>) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0046]: not all trait items implemented, missing: `forward_overflowing`, `backward_overflowing`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/x86_64-0.14.12/src/addr.rs:381:1
[INFO] [stdout]     |
[INFO] [stdout] 381 | impl Step for VirtAddr {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^ missing `forward_overflowing`, `backward_overflowing` in implementation
[INFO] [stdout]     |
[INFO] [stdout]     = help: implement the missing item: `fn forward_overflowing(_: Self, _: usize) -> (Self, bool) { todo!() }`
[INFO] [stdout]     = help: implement the missing item: `fn backward_overflowing(_: Self, _: usize) -> (Self, bool) { todo!() }`
[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_64-0.14.12/src/structures/paging/page.rs:282:51
[INFO] [stdout]     |
[INFO] [stdout] 282 |     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] 282 -     fn steps_between(start: &Self, end: &Self) -> Option<usize> {
[INFO] [stdout] 282 +     fn steps_between(start: &Self, end: &Self) -> (usize, Option<usize>) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0046]: not all trait items implemented, missing: `forward_overflowing`, `backward_overflowing`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/x86_64-0.14.12/src/structures/paging/page.rs:281:1
[INFO] [stdout]     |
[INFO] [stdout] 281 | impl<S: PageSize> Step for Page<S> {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ missing `forward_overflowing`, `backward_overflowing` in implementation
[INFO] [stdout]     |
[INFO] [stdout]     = help: implement the missing item: `fn forward_overflowing(_: Self, _: usize) -> (Self, bool) { todo!() }`
[INFO] [stdout]     = help: implement the missing item: `fn backward_overflowing(_: Self, _: usize) -> (Self, bool) { todo!() }`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0046, E0053.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0046`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `x86_64` (lib) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "802ba2b191624cfedd20f48fc2c3159bd9b38f63bad209b497ef8e62f84d1b95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "802ba2b191624cfedd20f48fc2c3159bd9b38f63bad209b497ef8e62f84d1b95", kill_on_drop: false }`
[INFO] [stdout] 802ba2b191624cfedd20f48fc2c3159bd9b38f63bad209b497ef8e62f84d1b95
