[INFO] cloning repository https://github.com/yfblock/rust_buddy_alloc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yfblock/rust_buddy_alloc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyfblock%2Frust_buddy_alloc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyfblock%2Frust_buddy_alloc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1155f034ce9a20720aeeef2b5c7758216d43cc39
[INFO] checking yfblock/rust_buddy_alloc against master#f25e92bd42b14e45440c0a30a4ed751ea502f430 for pr-127481
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyfblock%2Frust_buddy_alloc" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yfblock/rust_buddy_alloc on toolchain f25e92bd42b14e45440c0a30a4ed751ea502f430
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f25e92bd42b14e45440c0a30a4ed751ea502f430" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/yfblock/rust_buddy_alloc
[INFO] finished tweaking git repo https://github.com/yfblock/rust_buddy_alloc
[INFO] tweaked toml for git repo https://github.com/yfblock/rust_buddy_alloc written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/yfblock/rust_buddy_alloc 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" "+f25e92bd42b14e45440c0a30a4ed751ea502f430" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+f25e92bd42b14e45440c0a30a4ed751ea502f430" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 85314bda1f10e36dc9b975e5d40b9870224989d3cbfca41931d6d32635bed8df
[INFO] running `Command { std: "docker" "start" "-a" "85314bda1f10e36dc9b975e5d40b9870224989d3cbfca41931d6d32635bed8df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85314bda1f10e36dc9b975e5d40b9870224989d3cbfca41931d6d32635bed8df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85314bda1f10e36dc9b975e5d40b9870224989d3cbfca41931d6d32635bed8df", kill_on_drop: false }`
[INFO] [stdout] 85314bda1f10e36dc9b975e5d40b9870224989d3cbfca41931d6d32635bed8df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+f25e92bd42b14e45440c0a30a4ed751ea502f430" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3e09fbbac44e4e7514c60b71dcd4955f0a643e6a09f231d13aa45bb5d0d43dc
[INFO] running `Command { std: "docker" "start" "-a" "a3e09fbbac44e4e7514c60b71dcd4955f0a643e6a09f231d13aa45bb5d0d43dc", kill_on_drop: false }`
[INFO] [stderr]     Checking rust_buddy_alloc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `layout`
[INFO] [stdout]   --> src/lib.rs:23:28
[INFO] [stdout]    |
[INFO] [stdout] 23 |     unsafe fn alloc(&self, layout: core::alloc::Layout) -> *mut u8 {
[INFO] [stdout]    |                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_layout`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ptr`
[INFO] [stdout]   --> src/lib.rs:27:30
[INFO] [stdout]    |
[INFO] [stdout] 27 |     unsafe fn dealloc(&self, ptr: *mut u8, layout: core::alloc::Layout) {
[INFO] [stdout]    |                              ^^^ help: if this is intentional, prefix it with an underscore: `_ptr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `layout`
[INFO] [stdout]   --> src/lib.rs:27:44
[INFO] [stdout]    |
[INFO] [stdout] 27 |     unsafe fn dealloc(&self, ptr: *mut u8, layout: core::alloc::Layout) {
[INFO] [stdout]    |                                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_layout`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `initialized` is never read
[INFO] [stdout]   --> src/lib.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct BuddyAllocator {
[INFO] [stdout]    |            -------------- field in this struct
[INFO] [stdout] 11 |     initialized: AtomicBool
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `layout`
[INFO] [stdout]   --> src/lib.rs:23:28
[INFO] [stdout]    |
[INFO] [stdout] 23 |     unsafe fn alloc(&self, layout: core::alloc::Layout) -> *mut u8 {
[INFO] [stdout]    |                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_layout`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ptr`
[INFO] [stdout]   --> src/lib.rs:27:30
[INFO] [stdout]    |
[INFO] [stdout] 27 |     unsafe fn dealloc(&self, ptr: *mut u8, layout: core::alloc::Layout) {
[INFO] [stdout]    |                              ^^^ help: if this is intentional, prefix it with an underscore: `_ptr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `layout`
[INFO] [stdout]   --> src/lib.rs:27:44
[INFO] [stdout]    |
[INFO] [stdout] 27 |     unsafe fn dealloc(&self, ptr: *mut u8, layout: core::alloc::Layout) {
[INFO] [stdout]    |                                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_layout`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `initialized` is never read
[INFO] [stdout]   --> src/lib.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct BuddyAllocator {
[INFO] [stdout]    |            -------------- field in this struct
[INFO] [stdout] 11 |     initialized: AtomicBool
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "a3e09fbbac44e4e7514c60b71dcd4955f0a643e6a09f231d13aa45bb5d0d43dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3e09fbbac44e4e7514c60b71dcd4955f0a643e6a09f231d13aa45bb5d0d43dc", kill_on_drop: false }`
[INFO] [stdout] a3e09fbbac44e4e7514c60b71dcd4955f0a643e6a09f231d13aa45bb5d0d43dc
[INFO] checking yfblock/rust_buddy_alloc against try#81417ccfba1b50f064bed768ddab670f5bbfdcfe for pr-127481
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyfblock%2Frust_buddy_alloc" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yfblock/rust_buddy_alloc on toolchain 81417ccfba1b50f064bed768ddab670f5bbfdcfe
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+81417ccfba1b50f064bed768ddab670f5bbfdcfe" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/yfblock/rust_buddy_alloc
[INFO] finished tweaking git repo https://github.com/yfblock/rust_buddy_alloc
[INFO] tweaked toml for git repo https://github.com/yfblock/rust_buddy_alloc written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/yfblock/rust_buddy_alloc 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" "+81417ccfba1b50f064bed768ddab670f5bbfdcfe" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+81417ccfba1b50f064bed768ddab670f5bbfdcfe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] faea684a0eb15f52654391ff8b25fa77bfa8062b1570b7cdcfd814abac6370e2
[INFO] running `Command { std: "docker" "start" "-a" "faea684a0eb15f52654391ff8b25fa77bfa8062b1570b7cdcfd814abac6370e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "faea684a0eb15f52654391ff8b25fa77bfa8062b1570b7cdcfd814abac6370e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faea684a0eb15f52654391ff8b25fa77bfa8062b1570b7cdcfd814abac6370e2", kill_on_drop: false }`
[INFO] [stdout] faea684a0eb15f52654391ff8b25fa77bfa8062b1570b7cdcfd814abac6370e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+81417ccfba1b50f064bed768ddab670f5bbfdcfe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d44e8451cc35026fc6aed080661444a9b17097f9c66dcbf1ae68f2b05a36881
[INFO] running `Command { std: "docker" "start" "-a" "2d44e8451cc35026fc6aed080661444a9b17097f9c66dcbf1ae68f2b05a36881", kill_on_drop: false }`
[INFO] [stderr]     Checking rust_buddy_alloc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `layout`
[INFO] [stdout]   --> src/lib.rs:23:28
[INFO] [stdout]    |
[INFO] [stdout] 23 |     unsafe fn alloc(&self, layout: core::alloc::Layout) -> *mut u8 {
[INFO] [stdout]    |                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_layout`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ptr`
[INFO] [stdout]   --> src/lib.rs:27:30
[INFO] [stdout]    |
[INFO] [stdout] 27 |     unsafe fn dealloc(&self, ptr: *mut u8, layout: core::alloc::Layout) {
[INFO] [stdout]    |                              ^^^ help: if this is intentional, prefix it with an underscore: `_ptr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `layout`
[INFO] [stdout]   --> src/lib.rs:27:44
[INFO] [stdout]    |
[INFO] [stdout] 27 |     unsafe fn dealloc(&self, ptr: *mut u8, layout: core::alloc::Layout) {
[INFO] [stdout]    |                                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_layout`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `initialized` is never read
[INFO] [stdout]   --> src/lib.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct BuddyAllocator {
[INFO] [stdout]    |            -------------- field in this struct
[INFO] [stdout] 11 |     initialized: AtomicBool
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `layout`
[INFO] [stdout]   --> src/lib.rs:23:28
[INFO] [stdout]    |
[INFO] [stdout] 23 |     unsafe fn alloc(&self, layout: core::alloc::Layout) -> *mut u8 {
[INFO] [stdout]    |                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_layout`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ptr`
[INFO] [stdout]   --> src/lib.rs:27:30
[INFO] [stdout]    |
[INFO] [stdout] 27 |     unsafe fn dealloc(&self, ptr: *mut u8, layout: core::alloc::Layout) {
[INFO] [stdout]    |                              ^^^ help: if this is intentional, prefix it with an underscore: `_ptr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `layout`
[INFO] [stdout]   --> src/lib.rs:27:44
[INFO] [stdout]    |
[INFO] [stdout] 27 |     unsafe fn dealloc(&self, ptr: *mut u8, layout: core::alloc::Layout) {
[INFO] [stdout]    |                                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_layout`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `initialized` is never read
[INFO] [stdout]   --> src/lib.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct BuddyAllocator {
[INFO] [stdout]    |            -------------- field in this struct
[INFO] [stdout] 11 |     initialized: AtomicBool
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't create a temp dir: No space left on device (os error 28) at path "/opt/rustwide/target/debug/deps/rmetathzDKp"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not parse/generate dep info at: /opt/rustwide/target/debug/deps/rust_buddy_alloc-188b11f13190eee5.d
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to write `/opt/rustwide/target/debug/.fingerprint/rust_buddy_alloc-188b11f13190eee5/dep-lib-rust_buddy_alloc`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `rust_buddy_alloc` (lib test) due to 1 previous error; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "2d44e8451cc35026fc6aed080661444a9b17097f9c66dcbf1ae68f2b05a36881", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d44e8451cc35026fc6aed080661444a9b17097f9c66dcbf1ae68f2b05a36881", kill_on_drop: false }`
[INFO] [stdout] 2d44e8451cc35026fc6aed080661444a9b17097f9c66dcbf1ae68f2b05a36881