[INFO] fetching crate rwcell 0.1.2...
[INFO] testing rwcell-0.1.2 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate rwcell 0.1.2 into /workspace/builds/worker-38/source
[INFO] validating manifest of crates.io crate rwcell 0.1.2 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 rwcell 0.1.2
[INFO] finished tweaking crates.io crate rwcell 0.1.2
[INFO] tweaked toml for crates.io crate rwcell 0.1.2 written to /workspace/builds/worker-38/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] 7582c6d5392b255b5a22dc14b84aee495174cd07636ed799a25870a8e4913087
[INFO] running `Command { std: "docker" "start" "-a" "7582c6d5392b255b5a22dc14b84aee495174cd07636ed799a25870a8e4913087", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7582c6d5392b255b5a22dc14b84aee495174cd07636ed799a25870a8e4913087", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7582c6d5392b255b5a22dc14b84aee495174cd07636ed799a25870a8e4913087", kill_on_drop: false }`
[INFO] [stdout] 7582c6d5392b255b5a22dc14b84aee495174cd07636ed799a25870a8e4913087
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] f968d5ced225ddcbc4fea02161fe98c5b93386e96193fc47e9ca5b6b896bfef8
[INFO] running `Command { std: "docker" "start" "-a" "f968d5ced225ddcbc4fea02161fe98c5b93386e96193fc47e9ca5b6b896bfef8", kill_on_drop: false }`
[INFO] [stderr]    Compiling rwcell v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "f968d5ced225ddcbc4fea02161fe98c5b93386e96193fc47e9ca5b6b896bfef8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f968d5ced225ddcbc4fea02161fe98c5b93386e96193fc47e9ca5b6b896bfef8", kill_on_drop: false }`
[INFO] [stdout] f968d5ced225ddcbc4fea02161fe98c5b93386e96193fc47e9ca5b6b896bfef8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] be8f675fee026e9e32439cf1883c7a3047469e74f02e67b8684ef7201360a52b
[INFO] running `Command { std: "docker" "start" "-a" "be8f675fee026e9e32439cf1883c7a3047469e74f02e67b8684ef7201360a52b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rwcell v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/rwcell.rs:48:55
[INFO] [stdout]    |
[INFO] [stdout] 48 |             values: unsafe { Some(UnsafeCell::new([value, mem::uninitialized(), mem::uninitialized()])) },
[INFO] [stdout]    |                                                                ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/rwcell.rs:48:77
[INFO] [stdout]    |
[INFO] [stdout] 48 |             values: unsafe { Some(UnsafeCell::new([value, mem::uninitialized(), mem::uninitialized()])) },
[INFO] [stdout]    |                                                                                      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `time2` has been stable since 1.8.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(time2)]
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "be8f675fee026e9e32439cf1883c7a3047469e74f02e67b8684ef7201360a52b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be8f675fee026e9e32439cf1883c7a3047469e74f02e67b8684ef7201360a52b", kill_on_drop: false }`
[INFO] [stdout] be8f675fee026e9e32439cf1883c7a3047469e74f02e67b8684ef7201360a52b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] 3224869ac0307f6ed3d7ea1d0df01f4aeed686192a5020890e74020145251ebf
[INFO] running `Command { std: "docker" "start" "-a" "3224869ac0307f6ed3d7ea1d0df01f4aeed686192a5020890e74020145251ebf", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/rwcell.rs:48:55
[INFO] [stderr]    |
[INFO] [stderr] 48 |             values: unsafe { Some(UnsafeCell::new([value, mem::uninitialized(), mem::uninitialized()])) },
[INFO] [stderr]    |                                                                ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/rwcell.rs:48:77
[INFO] [stderr]    |
[INFO] [stderr] 48 |             values: unsafe { Some(UnsafeCell::new([value, mem::uninitialized(), mem::uninitialized()])) },
[INFO] [stderr]    |                                                                                      ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `time2` has been stable since 1.8.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/lib.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![feature(time2)]
[INFO] [stderr]   |            ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rwcell` (lib test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rwcell-2971a7485d5d7db0)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test::tests::smoke_test ... ok
[INFO] [stdout] test test::tests::smoke_test2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.29s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rwcell
[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" "3224869ac0307f6ed3d7ea1d0df01f4aeed686192a5020890e74020145251ebf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3224869ac0307f6ed3d7ea1d0df01f4aeed686192a5020890e74020145251ebf", kill_on_drop: false }`
[INFO] [stdout] 3224869ac0307f6ed3d7ea1d0df01f4aeed686192a5020890e74020145251ebf