[INFO] fetching crate out 6.0.0...
[INFO] testing out-6.0.0 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate out 6.0.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate out 6.0.0 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b12dbe365b51a9d9188b5bccad6aff268558fea2d5a5c7029e1d008e1cd6ee4
[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" "3b12dbe365b51a9d9188b5bccad6aff268558fea2d5a5c7029e1d008e1cd6ee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b12dbe365b51a9d9188b5bccad6aff268558fea2d5a5c7029e1d008e1cd6ee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b12dbe365b51a9d9188b5bccad6aff268558fea2d5a5c7029e1d008e1cd6ee4", kill_on_drop: false }`
[INFO] [stdout] 3b12dbe365b51a9d9188b5bccad6aff268558fea2d5a5c7029e1d008e1cd6ee4
[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=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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c9f2752cf7a45bf36fefd90246a193e4b023830342b8cd1a91a3e6fd197d0447
[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" "c9f2752cf7a45bf36fefd90246a193e4b023830342b8cd1a91a3e6fd197d0447", kill_on_drop: false }`
[INFO] [stderr]    Compiling out v6.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "c9f2752cf7a45bf36fefd90246a193e4b023830342b8cd1a91a3e6fd197d0447", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9f2752cf7a45bf36fefd90246a193e4b023830342b8cd1a91a3e6fd197d0447", kill_on_drop: false }`
[INFO] [stdout] c9f2752cf7a45bf36fefd90246a193e4b023830342b8cd1a91a3e6fd197d0447
[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=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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b485329f6bc9c0d41a487a5f4428c12b94fed2a8fa6ed5042887fc4f6cb049ed
[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" "b485329f6bc9c0d41a487a5f4428c12b94fed2a8fa6ed5042887fc4f6cb049ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling log v0.4.14
[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 quote v1.0.9
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling quickcheck_macros v0.9.1
[INFO] [stderr]    Compiling out v6.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 34.81s
[INFO] running `Command { std: "docker" "inspect" "b485329f6bc9c0d41a487a5f4428c12b94fed2a8fa6ed5042887fc4f6cb049ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b485329f6bc9c0d41a487a5f4428c12b94fed2a8fa6ed5042887fc4f6cb049ed", kill_on_drop: false }`
[INFO] [stdout] b485329f6bc9c0d41a487a5f4428c12b94fed2a8fa6ed5042887fc4f6cb049ed
[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=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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 76c4b6e4764dfd6388ab6826879782e29a9afe22d4392685d6cf3de015bcb2d9
[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" "76c4b6e4764dfd6388ab6826879782e29a9afe22d4392685d6cf3de015bcb2d9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/out-fd685ee28cc949ba)
[INFO] [stderr]      Running tests/sort.rs (/opt/rustwide/target/debug/deps/sort-8622f4f64664f607)
[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] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test slice::sort ... ok
[INFO] [stdout] test iter::sort ... ok
[INFO] [stdout] test slice::sort_unstable ... ok
[INFO] [stdout] test iter::sort_unstable ... ok
[INFO] [stdout] test slice::sort_by_cached_key ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests out
[INFO] [stdout] 
[INFO] [stdout] running 29 tests
[INFO] [stdout] test src/lib.rs - slice (line 54) ... ok
[INFO] [stdout] test src/lib.rs - iter::max (line 499) ... ok
[INFO] [stdout] test src/lib.rs - iter::min_by (line 573) ... ok
[INFO] [stdout] test src/lib.rs - iter::max_unstable_by_key (line 732) ... ok
[INFO] [stdout] test src/lib.rs - iter (line 482) ... ok
[INFO] [stdout] test src/lib.rs - iter::max_unstable (line 634) ... ok
[INFO] [stdout] test src/lib.rs - iter::min_unstable (line 651) ... ok
[INFO] [stdout] test src/lib.rs - iter::max_by (line 531) ... ok
[INFO] [stdout] test src/lib.rs - iter::max_by_key (line 593) ... ok
[INFO] [stdout] test src/lib.rs - iter::max_unstable_by (line 668) ... ok
[INFO] [stdout] test src/lib.rs - iter::min_unstable_by (line 711) ... ok
[INFO] [stdout] test src/lib.rs - iter::min (line 515) ... ok
[INFO] [stdout] test src/lib.rs - (line 3) ... ok
[INFO] [stdout] test src/lib.rs - iter::min_unstable_by_key (line 753) ... ok
[INFO] [stdout] test src/lib.rs - iter::min_by_key (line 613) ... ok
[INFO] [stdout] test src/lib.rs - slice::max (line 71) ... ok
[INFO] [stdout] test src/lib.rs - slice::max_by (line 107) ... ok
[INFO] [stdout] test src/lib.rs - slice::min_by (line 157) ... ok
[INFO] [stdout] test src/lib.rs - slice::max_by_cached_key (line 214) ... ok
[INFO] [stdout] test src/lib.rs - slice::max_unstable_by (line 350) ... ok
[INFO] [stdout] test src/lib.rs - slice::max_unstable (line 314) ... ok
[INFO] [stdout] test src/lib.rs - slice::min_by_key (line 193) ... ok
[INFO] [stdout] test src/lib.rs - slice::max_by_key (line 175) ... ok
[INFO] [stdout] test src/lib.rs - slice::max_unstable_by_key (line 426) ... ok
[INFO] [stdout] test src/lib.rs - slice::min (line 89) ... ok
[INFO] [stdout] test src/lib.rs - slice::min_unstable_by (line 404) ... ok
[INFO] [stdout] test src/lib.rs - slice::min_unstable_by_key (line 448) ... ok
[INFO] [stdout] test src/lib.rs - slice::min_unstable (line 332) ... ok
[INFO] [stdout] test src/lib.rs - slice::min_by_cached_key (line 265) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 12.53s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "76c4b6e4764dfd6388ab6826879782e29a9afe22d4392685d6cf3de015bcb2d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76c4b6e4764dfd6388ab6826879782e29a9afe22d4392685d6cf3de015bcb2d9", kill_on_drop: false }`
[INFO] [stdout] 76c4b6e4764dfd6388ab6826879782e29a9afe22d4392685d6cf3de015bcb2d9