[INFO] fetching crate out 6.0.0...
[INFO] testing out-6.0.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate out 6.0.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate out 6.0.0 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 out 6.0.0
[INFO] finished tweaking crates.io crate out 6.0.0
[INFO] tweaked toml for crates.io crate out 6.0.0 written to /workspace/builds/worker-2/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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 6071cf02c5cb9caf55bc6496688dccb50dabe9f98719103c251ea69fc3b20a96
[INFO] running `Command { std: "docker" "start" "-a" "6071cf02c5cb9caf55bc6496688dccb50dabe9f98719103c251ea69fc3b20a96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6071cf02c5cb9caf55bc6496688dccb50dabe9f98719103c251ea69fc3b20a96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6071cf02c5cb9caf55bc6496688dccb50dabe9f98719103c251ea69fc3b20a96", kill_on_drop: false }`
[INFO] [stdout] 6071cf02c5cb9caf55bc6496688dccb50dabe9f98719103c251ea69fc3b20a96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] ba4900b68b89f291f25b7293909d6003d2ff545c86db048a10da17accd76d7eb
[INFO] running `Command { std: "docker" "start" "-a" "ba4900b68b89f291f25b7293909d6003d2ff545c86db048a10da17accd76d7eb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling out v6.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "ba4900b68b89f291f25b7293909d6003d2ff545c86db048a10da17accd76d7eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba4900b68b89f291f25b7293909d6003d2ff545c86db048a10da17accd76d7eb", kill_on_drop: false }`
[INFO] [stdout] ba4900b68b89f291f25b7293909d6003d2ff545c86db048a10da17accd76d7eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 138ddfd9e142b668c78f4ac3566a92cee6f5d7c662d5806e1943b10c768d91cb
[INFO] running `Command { std: "docker" "start" "-a" "138ddfd9e142b668c78f4ac3566a92cee6f5d7c662d5806e1943b10c768d91cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling quickcheck_macros v0.9.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling out v6.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.67s
[INFO] running `Command { std: "docker" "inspect" "138ddfd9e142b668c78f4ac3566a92cee6f5d7c662d5806e1943b10c768d91cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "138ddfd9e142b668c78f4ac3566a92cee6f5d7c662d5806e1943b10c768d91cb", kill_on_drop: false }`
[INFO] [stdout] 138ddfd9e142b668c78f4ac3566a92cee6f5d7c662d5806e1943b10c768d91cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 9e7c88c94459b4cf2217846f36801eba66858c69e035e8219c1cc6146578be34
[INFO] running `Command { std: "docker" "start" "-a" "9e7c88c94459b4cf2217846f36801eba66858c69e035e8219c1cc6146578be34", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/out-b653c25fed8b57f3)
[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]      Running tests/sort.rs (/opt/rustwide/target/debug/deps/sort-e46fa0d829c9ea72)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test slice::sort_unstable ... ok
[INFO] [stdout] test slice::sort_by_cached_key ... ok
[INFO] [stdout] test iter::sort ... ok
[INFO] [stdout] test iter::sort_unstable ... ok
[INFO] [stdout] test slice::sort ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests out
[INFO] [stdout] 
[INFO] [stdout] running 29 tests
[INFO] [stdout] test src/lib.rs - slice::max_unstable_by_key (line 426) ... ok
[INFO] [stdout] test src/lib.rs - (line 3) ... ok
[INFO] [stdout] test src/lib.rs - slice::max_unstable (line 314) ... ok
[INFO] [stdout] test src/lib.rs - slice::max_unstable_by (line 350) ... ok
[INFO] [stdout] test src/lib.rs - slice::min_by_key (line 193) ... ok
[INFO] [stdout] test src/lib.rs - iter::max_by (line 531) ... ok
[INFO] [stdout] test src/lib.rs - slice::max_by_key (line 175) ... ok
[INFO] [stdout] test src/lib.rs - iter::min_unstable_by_key (line 753) ... ok
[INFO] [stdout] test src/lib.rs - iter::max_unstable_by (line 668) ... ok
[INFO] [stdout] test src/lib.rs - slice::max_by (line 107) ... ok
[INFO] [stdout] test src/lib.rs - iter::max_unstable (line 634) ... ok
[INFO] [stdout] test src/lib.rs - slice::min (line 89) ... ok
[INFO] [stdout] test src/lib.rs - iter::min_unstable (line 651) ... ok
[INFO] [stdout] test src/lib.rs - iter::min_by (line 573) ... ok
[INFO] [stdout] test src/lib.rs - slice::min_unstable_by_key (line 448) ... ok
[INFO] [stdout] test src/lib.rs - slice::max_by_cached_key (line 214) ... ok
[INFO] [stdout] test src/lib.rs - slice::min_unstable (line 332) ... ok
[INFO] [stdout] test src/lib.rs - slice::min_by (line 157) ... ok
[INFO] [stdout] test src/lib.rs - iter::max_unstable_by_key (line 732) ... ok
[INFO] [stdout] test src/lib.rs - iter::max (line 499) ... ok
[INFO] [stdout] test src/lib.rs - iter::min_unstable_by (line 711) ... ok
[INFO] [stdout] test src/lib.rs - iter::max_by_key (line 593) ... ok
[INFO] [stdout] test src/lib.rs - iter (line 482) ... ok
[INFO] [stdout] test src/lib.rs - iter::min (line 515) ... ok
[INFO] [stdout] test src/lib.rs - slice::min_unstable_by (line 404) ... ok
[INFO] [stdout] test src/lib.rs - slice (line 54) ... ok
[INFO] [stdout] test src/lib.rs - iter::min_by_key (line 613) ... ok
[INFO] [stdout] test src/lib.rs - slice::min_by_cached_key (line 265) ... ok
[INFO] [stdout] test src/lib.rs - slice::max (line 71) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.07s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9e7c88c94459b4cf2217846f36801eba66858c69e035e8219c1cc6146578be34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e7c88c94459b4cf2217846f36801eba66858c69e035e8219c1cc6146578be34", kill_on_drop: false }`
[INFO] [stdout] 9e7c88c94459b4cf2217846f36801eba66858c69e035e8219c1cc6146578be34