[INFO] fetching crate cortex-a 3.0.0...
[INFO] testing cortex-a-3.0.0 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate cortex-a 3.0.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate cortex-a 3.0.0 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate cortex-a 3.0.0
[INFO] finished tweaking crates.io crate cortex-a 3.0.0
[INFO] tweaked toml for crates.io crate cortex-a 3.0.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3a345cd91b5881efd85ed2714e133362321d8ea08cf1a9ce0b3b75ae23a4ccd6
[INFO] running `"docker" "start" "-a" "3a345cd91b5881efd85ed2714e133362321d8ea08cf1a9ce0b3b75ae23a4ccd6"`
[INFO] [stderr]    Compiling tock-registers v0.5.0
[INFO] [stderr]    Compiling register v0.5.0
[INFO] [stderr]    Compiling cortex-a v3.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `core`
[INFO] [stderr]   --> src/asm.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use core;
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]  --> src/regs/mod.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | #![rustfmt::skip]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.98s
[INFO] running `"docker" "inspect" "3a345cd91b5881efd85ed2714e133362321d8ea08cf1a9ce0b3b75ae23a4ccd6"`
[INFO] running `"docker" "rm" "-f" "3a345cd91b5881efd85ed2714e133362321d8ea08cf1a9ce0b3b75ae23a4ccd6"`
[INFO] [stdout] 3a345cd91b5881efd85ed2714e133362321d8ea08cf1a9ce0b3b75ae23a4ccd6
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3aa70d4e116835e1194defca0a59235be0087d4c69efb2e6dbd262f1a21e1a07
[INFO] running `"docker" "start" "-a" "3aa70d4e116835e1194defca0a59235be0087d4c69efb2e6dbd262f1a21e1a07"`
[INFO] [stderr]    Compiling cortex-a v3.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `core`
[INFO] [stderr]   --> src/asm.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use core;
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]  --> src/regs/mod.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | #![rustfmt::skip]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `core`
[INFO] [stderr]   --> src/asm.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use core;
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]  --> src/regs/mod.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | #![rustfmt::skip]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.79s
[INFO] running `"docker" "inspect" "3aa70d4e116835e1194defca0a59235be0087d4c69efb2e6dbd262f1a21e1a07"`
[INFO] running `"docker" "rm" "-f" "3aa70d4e116835e1194defca0a59235be0087d4c69efb2e6dbd262f1a21e1a07"`
[INFO] [stdout] 3aa70d4e116835e1194defca0a59235be0087d4c69efb2e6dbd262f1a21e1a07
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d9f3147be57ba81cea44b695cce040273e0216851c9db80d42c49c7683584b70
[INFO] running `"docker" "start" "-a" "d9f3147be57ba81cea44b695cce040273e0216851c9db80d42c49c7683584b70"`
[INFO] [stderr] warning: unused import: `core`
[INFO] [stderr]   --> src/asm.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use core;
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]  --> src/regs/mod.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | #![rustfmt::skip]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `core`
[INFO] [stderr]   --> src/asm.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use core;
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]  --> src/regs/mod.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | #![rustfmt::skip]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cortex_a-753b6ba794d5d626
[INFO] [stderr]    Doc-tests cortex-a
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "d9f3147be57ba81cea44b695cce040273e0216851c9db80d42c49c7683584b70"`
[INFO] running `"docker" "rm" "-f" "d9f3147be57ba81cea44b695cce040273e0216851c9db80d42c49c7683584b70"`
[INFO] [stdout] d9f3147be57ba81cea44b695cce040273e0216851c9db80d42c49c7683584b70