[INFO] fetching crate servo_arc 0.1.1...
[INFO] testing servo_arc-0.1.1 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate servo_arc 0.1.1 into /workspace/builds/worker-69/source
[INFO] validating manifest of crates.io crate servo_arc 0.1.1 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-69/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d6284465cbd2804bba54bb1e3c715b8de33fffd99fa67012494348357b2cf3ed
[INFO] running `Command { std: "docker" "start" "-a" "d6284465cbd2804bba54bb1e3c715b8de33fffd99fa67012494348357b2cf3ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6284465cbd2804bba54bb1e3c715b8de33fffd99fa67012494348357b2cf3ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6284465cbd2804bba54bb1e3c715b8de33fffd99fa67012494348357b2cf3ed", kill_on_drop: false }`
[INFO] [stdout] d6284465cbd2804bba54bb1e3c715b8de33fffd99fa67012494348357b2cf3ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 549b892ac586490191673f4cf9af305f7e36b14263fcb17c4bef6ec6dec2c4c5
[INFO] running `Command { std: "docker" "start" "-a" "549b892ac586490191673f4cf9af305f7e36b14263fcb17c4bef6ec6dec2c4c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling nodrop v0.1.14
[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:60:47
[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 the macro `offset_of` (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 dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "549b892ac586490191673f4cf9af305f7e36b14263fcb17c4bef6ec6dec2c4c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "549b892ac586490191673f4cf9af305f7e36b14263fcb17c4bef6ec6dec2c4c5", kill_on_drop: false }`
[INFO] [stdout] 549b892ac586490191673f4cf9af305f7e36b14263fcb17c4bef6ec6dec2c4c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa1de5e152b4e22ac40152c8e193728e5ae7b5048337997be38155bd9129d06e
[INFO] running `Command { std: "docker" "start" "-a" "fa1de5e152b4e22ac40152c8e193728e5ae7b5048337997be38155bd9129d06e", 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:60:47
[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 the macro `offset_of` (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:60:47
[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 the macro `offset_of` (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 0.50s
[INFO] running `Command { std: "docker" "inspect" "fa1de5e152b4e22ac40152c8e193728e5ae7b5048337997be38155bd9129d06e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa1de5e152b4e22ac40152c8e193728e5ae7b5048337997be38155bd9129d06e", kill_on_drop: false }`
[INFO] [stdout] fa1de5e152b4e22ac40152c8e193728e5ae7b5048337997be38155bd9129d06e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] db9bb6ff323711de7a0b48b2ff4a7112e0b52c1c4cb9a84e6c79953e354501cb
[INFO] running `Command { std: "docker" "start" "-a" "db9bb6ff323711de7a0b48b2ff4a7112e0b52c1c4cb9a84e6c79953e354501cb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout] running 1 test
[INFO] [stderr]    --> lib.rs:60:47
[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 the macro `offset_of` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `servo_arc` (lib) generated 1 warning
[INFO] [stderr] warning: `servo_arc` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.34s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/servo_arc-fd0061dcbaee91ca)
[INFO] [stderr]    Doc-tests servo_arc
[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] [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" "db9bb6ff323711de7a0b48b2ff4a7112e0b52c1c4cb9a84e6c79953e354501cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db9bb6ff323711de7a0b48b2ff4a7112e0b52c1c4cb9a84e6c79953e354501cb", kill_on_drop: false }`
[INFO] [stdout] db9bb6ff323711de7a0b48b2ff4a7112e0b52c1c4cb9a84e6c79953e354501cb