[INFO] fetching crate simple-slab 0.3.3...
[INFO] testing simple-slab-0.3.3 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate simple-slab 0.3.3 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate simple-slab 0.3.3 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate simple-slab 0.3.3
[INFO] finished tweaking crates.io crate simple-slab 0.3.3
[INFO] tweaked toml for crates.io crate simple-slab 0.3.3 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 245a985a03a9edbb24c605bf01266b93ccf2ad1f66949a73b5ce7c22ca91c476
[INFO] running `Command { std: "docker" "start" "-a" "245a985a03a9edbb24c605bf01266b93ccf2ad1f66949a73b5ce7c22ca91c476", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "245a985a03a9edbb24c605bf01266b93ccf2ad1f66949a73b5ce7c22ca91c476", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "245a985a03a9edbb24c605bf01266b93ccf2ad1f66949a73b5ce7c22ca91c476", kill_on_drop: false }`
[INFO] [stdout] 245a985a03a9edbb24c605bf01266b93ccf2ad1f66949a73b5ce7c22ca91c476
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab563d022a599b98b6886c700f6420f1007e27a79f0913c56a1cbec94eb85455
[INFO] running `Command { std: "docker" "start" "-a" "ab563d022a599b98b6886c700f6420f1007e27a79f0913c56a1cbec94eb85455", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple-slab v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "ab563d022a599b98b6886c700f6420f1007e27a79f0913c56a1cbec94eb85455", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab563d022a599b98b6886c700f6420f1007e27a79f0913c56a1cbec94eb85455", kill_on_drop: false }`
[INFO] [stdout] ab563d022a599b98b6886c700f6420f1007e27a79f0913c56a1cbec94eb85455
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 878c5ebf3958b3337227e3997c9d08f4aaf279c4be4c77ef04dc4bf3525ca245
[INFO] running `Command { std: "docker" "start" "-a" "878c5ebf3958b3337227e3997c9d08f4aaf279c4be4c77ef04dc4bf3525ca245", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple-slab v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "878c5ebf3958b3337227e3997c9d08f4aaf279c4be4c77ef04dc4bf3525ca245", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "878c5ebf3958b3337227e3997c9d08f4aaf279c4be4c77ef04dc4bf3525ca245", kill_on_drop: false }`
[INFO] [stdout] 878c5ebf3958b3337227e3997c9d08f4aaf279c4be4c77ef04dc4bf3525ca245
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 91dbd1a59231c344564a8b8361f5c525a64b541740a7703232cb5e46833c2bd1
[INFO] running `Command { std: "docker" "start" "-a" "91dbd1a59231c344564a8b8361f5c525a64b541740a7703232cb5e46833c2bd1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/simple_slab-2c81d24efa8c602f)
[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] [stderr]    Doc-tests simple-slab
[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" "91dbd1a59231c344564a8b8361f5c525a64b541740a7703232cb5e46833c2bd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91dbd1a59231c344564a8b8361f5c525a64b541740a7703232cb5e46833c2bd1", kill_on_drop: false }`
[INFO] [stdout] 91dbd1a59231c344564a8b8361f5c525a64b541740a7703232cb5e46833c2bd1