[INFO] fetching crate servo_arc 0.1.1...
[INFO] testing servo_arc-0.1.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate servo_arc 0.1.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate servo_arc 0.1.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate servo_arc 0.1.1
[INFO] finished tweaking crates.io crate servo_arc 0.1.1
[INFO] tweaked toml for crates.io crate servo_arc 0.1.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dfe99d5c5205acbd406bef744bb0f63e261b4c48adabeb9865af8b39203eea2d
[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" "dfe99d5c5205acbd406bef744bb0f63e261b4c48adabeb9865af8b39203eea2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dfe99d5c5205acbd406bef744bb0f63e261b4c48adabeb9865af8b39203eea2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfe99d5c5205acbd406bef744bb0f63e261b4c48adabeb9865af8b39203eea2d", kill_on_drop: false }`
[INFO] [stdout] dfe99d5c5205acbd406bef744bb0f63e261b4c48adabeb9865af8b39203eea2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17b6b61463c6d7f8096a13dedbfc2ed45e40d58638674fecf946f731993c51fc
[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" "17b6b61463c6d7f8096a13dedbfc2ed45e40d58638674fecf946f731993c51fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling servo_arc v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> lib.rs:60:35
[INFO] [stdout]     |
[INFO] [stdout] 60  |         let invalid: $container = ::std::mem::uninitialized();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 203 |         let ptr = (ptr as *const u8).offset(-offset_of!(ArcInner<T>, data));
[INFO] [stdout]     |                                              ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "17b6b61463c6d7f8096a13dedbfc2ed45e40d58638674fecf946f731993c51fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17b6b61463c6d7f8096a13dedbfc2ed45e40d58638674fecf946f731993c51fc", kill_on_drop: false }`
[INFO] [stdout] 17b6b61463c6d7f8096a13dedbfc2ed45e40d58638674fecf946f731993c51fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] de49831608b4f608b38c45355201b230be7fcd0ac4862f9f732c019b488a25d5
[INFO] running `Command { std: "docker" "start" "-a" "de49831608b4f608b38c45355201b230be7fcd0ac4862f9f732c019b488a25d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling servo_arc v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> lib.rs:60:35
[INFO] [stdout]     |
[INFO] [stdout] 60  |         let invalid: $container = ::std::mem::uninitialized();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 203 |         let ptr = (ptr as *const u8).offset(-offset_of!(ArcInner<T>, data));
[INFO] [stdout]     |                                              ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> lib.rs:60:35
[INFO] [stdout]     |
[INFO] [stdout] 60  |         let invalid: $container = ::std::mem::uninitialized();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 203 |         let ptr = (ptr as *const u8).offset(-offset_of!(ArcInner<T>, data));
[INFO] [stdout]     |                                              ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `Command { std: "docker" "inspect" "de49831608b4f608b38c45355201b230be7fcd0ac4862f9f732c019b488a25d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de49831608b4f608b38c45355201b230be7fcd0ac4862f9f732c019b488a25d5", kill_on_drop: false }`
[INFO] [stdout] de49831608b4f608b38c45355201b230be7fcd0ac4862f9f732c019b488a25d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c1c760eeff44e600d209106fdb9d9b65d0df2ef6fbb990e144db93a905e57eb1
[INFO] running `Command { std: "docker" "start" "-a" "c1c760eeff44e600d209106fdb9d9b65d0df2ef6fbb990e144db93a905e57eb1", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> lib.rs:60:35
[INFO] [stderr]     |
[INFO] [stderr] 60  |         let invalid: $container = ::std::mem::uninitialized();
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 203 |         let ptr = (ptr as *const u8).offset(-offset_of!(ArcInner<T>, data));
[INFO] [stderr]     |                                              ----------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> lib.rs:60:35
[INFO] [stderr]     |
[INFO] [stderr] 60  |         let invalid: $container = ::std::mem::uninitialized();
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 203 |         let ptr = (ptr as *const u8).offset(-offset_of!(ArcInner<T>, data));
[INFO] [stderr]     |                                              ----------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/servo_arc-84f2b2ff2032679c
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::slices_and_thin ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests servo_arc
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c1c760eeff44e600d209106fdb9d9b65d0df2ef6fbb990e144db93a905e57eb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1c760eeff44e600d209106fdb9d9b65d0df2ef6fbb990e144db93a905e57eb1", kill_on_drop: false }`
[INFO] [stdout] c1c760eeff44e600d209106fdb9d9b65d0df2ef6fbb990e144db93a905e57eb1