[INFO] fetching crate reference-counted-singleton 0.1.1...
[INFO] testing reference-counted-singleton-0.1.1 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate reference-counted-singleton 0.1.1 into /workspace/builds/worker-106/source
[INFO] validating manifest of crates.io crate reference-counted-singleton 0.1.1 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate reference-counted-singleton 0.1.1
[INFO] finished tweaking crates.io crate reference-counted-singleton 0.1.1
[INFO] tweaked toml for crates.io crate reference-counted-singleton 0.1.1 written to /workspace/builds/worker-106/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serial_test_derive v0.5.1
[INFO] [stderr]   Downloaded serial_test v0.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 49a9806990ccf202ef6ea9f4e1151ab131226d072825ddf7fde0cdbb51ca63f1
[INFO] running `Command { std: "docker" "start" "-a" "49a9806990ccf202ef6ea9f4e1151ab131226d072825ddf7fde0cdbb51ca63f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49a9806990ccf202ef6ea9f4e1151ab131226d072825ddf7fde0cdbb51ca63f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49a9806990ccf202ef6ea9f4e1151ab131226d072825ddf7fde0cdbb51ca63f1", kill_on_drop: false }`
[INFO] [stdout] 49a9806990ccf202ef6ea9f4e1151ab131226d072825ddf7fde0cdbb51ca63f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69a8facb174cfd7ecc34dd233a12a2676c362a5dec893a3ed16b448af9228918
[INFO] running `Command { std: "docker" "start" "-a" "69a8facb174cfd7ecc34dd233a12a2676c362a5dec893a3ed16b448af9228918", kill_on_drop: false }`
[INFO] [stderr]    Compiling reference-counted-singleton v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "69a8facb174cfd7ecc34dd233a12a2676c362a5dec893a3ed16b448af9228918", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69a8facb174cfd7ecc34dd233a12a2676c362a5dec893a3ed16b448af9228918", kill_on_drop: false }`
[INFO] [stdout] 69a8facb174cfd7ecc34dd233a12a2676c362a5dec893a3ed16b448af9228918
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1aae80d16e462dd9e61d0eb569cf2af9e8dd41eeeb0a9351ab48ffa02903de81
[INFO] running `Command { std: "docker" "start" "-a" "1aae80d16e462dd9e61d0eb569cf2af9e8dd41eeeb0a9351ab48ffa02903de81", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling smallvec v1.7.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling assert_matches v1.5.0
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling serial_test_derive v0.5.1
[INFO] [stderr]    Compiling serial_test v0.5.1
[INFO] [stderr]    Compiling reference-counted-singleton v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.10s
[INFO] running `Command { std: "docker" "inspect" "1aae80d16e462dd9e61d0eb569cf2af9e8dd41eeeb0a9351ab48ffa02903de81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1aae80d16e462dd9e61d0eb569cf2af9e8dd41eeeb0a9351ab48ffa02903de81", kill_on_drop: false }`
[INFO] [stdout] 1aae80d16e462dd9e61d0eb569cf2af9e8dd41eeeb0a9351ab48ffa02903de81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a6cd0f6d421dfbe92442fc32798ac2d882c28e002f2fdb23dbb067435f40e3f4
[INFO] running `Command { std: "docker" "start" "-a" "a6cd0f6d421dfbe92442fc32798ac2d882c28e002f2fdb23dbb067435f40e3f4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/reference_counted_singleton-ed120f962563bc3b)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::ref_counted_singleton_error ... ok
[INFO] [stdout] test tests::ref_counted_singleton_static ... ok
[INFO] [stdout] test tests::ref_counted_singleton_new ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests reference-counted-singleton
[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" "a6cd0f6d421dfbe92442fc32798ac2d882c28e002f2fdb23dbb067435f40e3f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6cd0f6d421dfbe92442fc32798ac2d882c28e002f2fdb23dbb067435f40e3f4", kill_on_drop: false }`
[INFO] [stdout] a6cd0f6d421dfbe92442fc32798ac2d882c28e002f2fdb23dbb067435f40e3f4