[INFO] fetching crate singleton-trait 0.3.0...
[INFO] testing singleton-trait-0.3.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate singleton-trait 0.3.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate singleton-trait 0.3.0 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 singleton-trait 0.3.0
[INFO] finished tweaking crates.io crate singleton-trait 0.3.0
[INFO] tweaked toml for crates.io crate singleton-trait 0.3.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate singleton-trait 0.3.0 already has a lockfile, it will not be regenerated
[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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bf4bf4dc6524a67a45ef6c755626c9724a039b8b21a293ff395454e650a0f0f8
[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" "bf4bf4dc6524a67a45ef6c755626c9724a039b8b21a293ff395454e650a0f0f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf4bf4dc6524a67a45ef6c755626c9724a039b8b21a293ff395454e650a0f0f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf4bf4dc6524a67a45ef6c755626c9724a039b8b21a293ff395454e650a0f0f8", kill_on_drop: false }`
[INFO] [stdout] bf4bf4dc6524a67a45ef6c755626c9724a039b8b21a293ff395454e650a0f0f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 336b0899d714e222cef6191476d2994d353b5ec8a6ec48e1a8d334033d7e9ae6
[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" "336b0899d714e222cef6191476d2994d353b5ec8a6ec48e1a8d334033d7e9ae6", kill_on_drop: false }`
[INFO] [stderr]    Compiling singleton-trait v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "336b0899d714e222cef6191476d2994d353b5ec8a6ec48e1a8d334033d7e9ae6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "336b0899d714e222cef6191476d2994d353b5ec8a6ec48e1a8d334033d7e9ae6", kill_on_drop: false }`
[INFO] [stdout] 336b0899d714e222cef6191476d2994d353b5ec8a6ec48e1a8d334033d7e9ae6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+62efba8a050c64249dab942951bb28f710208bc8" "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] 17e33f0e6804d697fe38081df00af8f1ee0689137e3588e8d6a31b973de37ce7
[INFO] running `Command { std: "docker" "start" "-a" "17e33f0e6804d697fe38081df00af8f1ee0689137e3588e8d6a31b973de37ce7", kill_on_drop: false }`
[INFO] [stderr]    Compiling singleton-trait v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "17e33f0e6804d697fe38081df00af8f1ee0689137e3588e8d6a31b973de37ce7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17e33f0e6804d697fe38081df00af8f1ee0689137e3588e8d6a31b973de37ce7", kill_on_drop: false }`
[INFO] [stdout] 17e33f0e6804d697fe38081df00af8f1ee0689137e3588e8d6a31b973de37ce7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 89fcb1005368843d1fc2d87d8b4e9bc44fad4ef1aeed5e3fb6945d2268fb3ce5
[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" "89fcb1005368843d1fc2d87d8b4e9bc44fad4ef1aeed5e3fb6945d2268fb3ce5", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/singleton_trait-412d9591be68352f)
[INFO] [stdout] test tests::test_impls ... 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 singleton-trait
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - Erased<T>::borrow_mut (line 146) ... ok
[INFO] [stdout] test src/lib.rs - Erased<&'amutT>::reborrow (line 262) ... ok
[INFO] [stdout] test src/lib.rs - Erased<&'amutT>::into_shared (line 315) ... ok
[INFO] [stdout] test src/lib.rs - Erased<&'amutT>::reborrow (line 272) ... ok
[INFO] [stdout] test src/lib.rs - Erased<&'amutT>::read (line 288) ... ok
[INFO] [stdout] test src/lib.rs - Erased<T>::borrow (line 123) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.16s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "89fcb1005368843d1fc2d87d8b4e9bc44fad4ef1aeed5e3fb6945d2268fb3ce5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89fcb1005368843d1fc2d87d8b4e9bc44fad4ef1aeed5e3fb6945d2268fb3ce5", kill_on_drop: false }`
[INFO] [stdout] 89fcb1005368843d1fc2d87d8b4e9bc44fad4ef1aeed5e3fb6945d2268fb3ce5