[INFO] fetching crate singleton-cell 0.1.1...
[INFO] testing singleton-cell-0.1.1 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate singleton-cell 0.1.1 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate singleton-cell 0.1.1 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate singleton-cell 0.1.1
[INFO] finished tweaking crates.io crate singleton-cell 0.1.1
[INFO] tweaked toml for crates.io crate singleton-cell 0.1.1 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded singleton-trait v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 74f3e159688629e82a1cffea383ba12553df06e94c4e8c9be2ec9c8c513320ab
[INFO] running `Command { std: "docker" "start" "-a" "74f3e159688629e82a1cffea383ba12553df06e94c4e8c9be2ec9c8c513320ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74f3e159688629e82a1cffea383ba12553df06e94c4e8c9be2ec9c8c513320ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74f3e159688629e82a1cffea383ba12553df06e94c4e8c9be2ec9c8c513320ab", kill_on_drop: false }`
[INFO] [stdout] 74f3e159688629e82a1cffea383ba12553df06e94c4e8c9be2ec9c8c513320ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bcbe15d03f372326cd2141abc5f0d57301f203b06f8ebd348749ee49fc2841d3
[INFO] running `Command { std: "docker" "start" "-a" "bcbe15d03f372326cd2141abc5f0d57301f203b06f8ebd348749ee49fc2841d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling singleton-trait v0.1.2
[INFO] [stderr]    Compiling singleton-cell v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "bcbe15d03f372326cd2141abc5f0d57301f203b06f8ebd348749ee49fc2841d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcbe15d03f372326cd2141abc5f0d57301f203b06f8ebd348749ee49fc2841d3", kill_on_drop: false }`
[INFO] [stdout] bcbe15d03f372326cd2141abc5f0d57301f203b06f8ebd348749ee49fc2841d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3754b21857f592b50e722485edf0cd7f6e8fa0f41b954ef5d8cc4f0b8a68ea6
[INFO] running `Command { std: "docker" "start" "-a" "f3754b21857f592b50e722485edf0cd7f6e8fa0f41b954ef5d8cc4f0b8a68ea6", kill_on_drop: false }`
[INFO] [stderr]    Compiling singleton-cell v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "f3754b21857f592b50e722485edf0cd7f6e8fa0f41b954ef5d8cc4f0b8a68ea6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3754b21857f592b50e722485edf0cd7f6e8fa0f41b954ef5d8cc4f0b8a68ea6", kill_on_drop: false }`
[INFO] [stdout] f3754b21857f592b50e722485edf0cd7f6e8fa0f41b954ef5d8cc4f0b8a68ea6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4af174852bcf94b6e8979881e88f9b13fa5cb5b87d1f3c6e70ca187ed0fcbb00
[INFO] running `Command { std: "docker" "start" "-a" "4af174852bcf94b6e8979881e88f9b13fa5cb5b87d1f3c6e70ca187ed0fcbb00", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/singleton_cell-2161c4c4a4e09062)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::ghost_trivial ... ok
[INFO] [stdout] test tests::ghost_read_after_write ... ok
[INFO] [stdout] test tests::local_type_round_trip ... 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 singleton-cell
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - with_token (line 210) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.26s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4af174852bcf94b6e8979881e88f9b13fa5cb5b87d1f3c6e70ca187ed0fcbb00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4af174852bcf94b6e8979881e88f9b13fa5cb5b87d1f3c6e70ca187ed0fcbb00", kill_on_drop: false }`
[INFO] [stdout] 4af174852bcf94b6e8979881e88f9b13fa5cb5b87d1f3c6e70ca187ed0fcbb00