[INFO] fetching crate x86_64 0.14.6...
[INFO] testing x86_64-0.14.6 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate x86_64 0.14.6 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate x86_64 0.14.6 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4/source/rust-toolchain
[INFO] started tweaking crates.io crate x86_64 0.14.6
[INFO] finished tweaking crates.io crate x86_64 0.14.6
[INFO] tweaked toml for crates.io crate x86_64 0.14.6 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 58ac96f6423edcd590cbe5490f5ec78b6bc20989bd150a1f59502376b6314a92
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "58ac96f6423edcd590cbe5490f5ec78b6bc20989bd150a1f59502376b6314a92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58ac96f6423edcd590cbe5490f5ec78b6bc20989bd150a1f59502376b6314a92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58ac96f6423edcd590cbe5490f5ec78b6bc20989bd150a1f59502376b6314a92", kill_on_drop: false }`
[INFO] [stdout] 58ac96f6423edcd590cbe5490f5ec78b6bc20989bd150a1f59502376b6314a92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c593f16973ba1de86f8e68ce2586bea51141423efb1ed7d04109e88b3f132c5a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c593f16973ba1de86f8e68ce2586bea51141423efb1ed7d04109e88b3f132c5a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling x86_64 v0.14.6 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling volatile v0.4.4
[INFO] [stderr]    Compiling bit_field v0.10.1
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stdout] warning: the feature `const_panic` has been stable since 1.57.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:5:43
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![cfg_attr(feature = "const_fn", feature(const_panic))] // Better panic messages
[INFO] [stdout]   |                                           ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.50s
[INFO] running `Command { std: "docker" "inspect" "c593f16973ba1de86f8e68ce2586bea51141423efb1ed7d04109e88b3f132c5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c593f16973ba1de86f8e68ce2586bea51141423efb1ed7d04109e88b3f132c5a", kill_on_drop: false }`
[INFO] [stdout] c593f16973ba1de86f8e68ce2586bea51141423efb1ed7d04109e88b3f132c5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57fb3d32e637571ccc9cf3761dcdf97560522ed3d60b523510ef60bfcd0a3039
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "57fb3d32e637571ccc9cf3761dcdf97560522ed3d60b523510ef60bfcd0a3039", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling x86_64 v0.14.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `const_panic` has been stable since 1.57.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:5:43
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![cfg_attr(feature = "const_fn", feature(const_panic))] // Better panic messages
[INFO] [stdout]   |                                           ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `const_panic` has been stable since 1.57.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:5:43
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![cfg_attr(feature = "const_fn", feature(const_panic))] // Better panic messages
[INFO] [stdout]   |                                           ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.21s
[INFO] running `Command { std: "docker" "inspect" "57fb3d32e637571ccc9cf3761dcdf97560522ed3d60b523510ef60bfcd0a3039", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57fb3d32e637571ccc9cf3761dcdf97560522ed3d60b523510ef60bfcd0a3039", kill_on_drop: false }`
[INFO] [stdout] 57fb3d32e637571ccc9cf3761dcdf97560522ed3d60b523510ef60bfcd0a3039
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] aae0f5d145a2bfdf433c69c558966518787d863868848912cba87e8f2a0fc092
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "aae0f5d145a2bfdf433c69c558966518787d863868848912cba87e8f2a0fc092", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: the feature `const_panic` has been stable since 1.57.0 and no longer requires an attribute to enable
[INFO] [stdout] running 8 tests
[INFO] [stderr]  --> src/lib.rs:5:43
[INFO] [stderr]   |
[INFO] [stderr] 5 | #![cfg_attr(feature = "const_fn", feature(const_panic))] // Better panic messages
[INFO] [stderr]   |                                           ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `x86_64` (lib) generated 1 warning
[INFO] [stderr] warning: `x86_64` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/x86_64-c8a28185db7f2e42)
[INFO] [stdout] test addr::tests::test_align_up ... ok
[INFO] [stderr]    Doc-tests x86_64
[INFO] [stdout] test addr::tests::virtaddr_new_truncate ... ok
[INFO] [stdout] test structures::idt::test::entry_derive_test ... ok
[INFO] [stdout] test structures::idt::test::size_test ... ok
[INFO] [stdout] test structures::paging::page::tests::test_page_ranges ... ok
[INFO] [stdout] test registers::rflags::x86_64::test::rflags_read ... ok
[INFO] [stdout] test structures::gdt::tests::linux_kernel_defaults ... ok
[INFO] [stdout] test instructions::random::tests::test_rdrand ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/instructions/interrupts.rs - instructions::interrupts::enable_and_hlt (line 95) ... ignored
[INFO] [stdout] test src/instructions/interrupts.rs - instructions::interrupts::without_interrupts (line 48) ... ignored
[INFO] [stdout] test src/structures/paging/mapper/mod.rs - structures::paging::mapper::Mapper::map_to (line 156) ... ok
[INFO] [stdout] test src/structures/paging/mapper/mod.rs - structures::paging::mapper::Mapper::map_to_with_table_flags (line 243) ... ok
[INFO] [stdout] test src/structures/gdt.rs - structures::gdt::GlobalDescriptorTable (line 36) ... ok
[INFO] [stdout] test src/structures/paging/mapper/mod.rs - structures::paging::mapper::CleanUp::clean_up_addr_range (line 500) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 1.43s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "aae0f5d145a2bfdf433c69c558966518787d863868848912cba87e8f2a0fc092", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aae0f5d145a2bfdf433c69c558966518787d863868848912cba87e8f2a0fc092", kill_on_drop: false }`
[INFO] [stdout] aae0f5d145a2bfdf433c69c558966518787d863868848912cba87e8f2a0fc092