[INFO] fetching crate fera-fun 0.1.0...
[INFO] testing fera-fun-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate fera-fun 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate fera-fun 0.1.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fera-fun 0.1.0
[INFO] finished tweaking crates.io crate fera-fun 0.1.0
[INFO] tweaked toml for crates.io crate fera-fun 0.1.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2975d54d9922de375606f6601eba084d8d58ce7dfc60330c898647e807529ad2
[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" "2975d54d9922de375606f6601eba084d8d58ce7dfc60330c898647e807529ad2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2975d54d9922de375606f6601eba084d8d58ce7dfc60330c898647e807529ad2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2975d54d9922de375606f6601eba084d8d58ce7dfc60330c898647e807529ad2", kill_on_drop: false }`
[INFO] [stdout] 2975d54d9922de375606f6601eba084d8d58ce7dfc60330c898647e807529ad2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f82bfaaffc1c468b822de4cad81439174a042089368fb5cbaf54e9318961d1aa
[INFO] running `Command { std: "docker" "start" "-a" "f82bfaaffc1c468b822de4cad81439174a042089368fb5cbaf54e9318961d1aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling fera-fun v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "f82bfaaffc1c468b822de4cad81439174a042089368fb5cbaf54e9318961d1aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f82bfaaffc1c468b822de4cad81439174a042089368fb5cbaf54e9318961d1aa", kill_on_drop: false }`
[INFO] [stdout] f82bfaaffc1c468b822de4cad81439174a042089368fb5cbaf54e9318961d1aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 225931e67cb27e55d267a69808f5e79a97c68276c522cca90d4e8bf7bf02870c
[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" "225931e67cb27e55d267a69808f5e79a97c68276c522cca90d4e8bf7bf02870c", kill_on_drop: false }`
[INFO] [stderr]    Compiling pulldown-cmark v0.0.11
[INFO] [stderr]    Compiling unicode-bidi v0.3.3
[INFO] [stderr]    Compiling itertools v0.6.5
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling version-sync v0.4.0
[INFO] [stderr]    Compiling fera-fun v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.32s
[INFO] running `Command { std: "docker" "inspect" "225931e67cb27e55d267a69808f5e79a97c68276c522cca90d4e8bf7bf02870c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "225931e67cb27e55d267a69808f5e79a97c68276c522cca90d4e8bf7bf02870c", kill_on_drop: false }`
[INFO] [stdout] 225931e67cb27e55d267a69808f5e79a97c68276c522cca90d4e8bf7bf02870c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c3d60a94843dc10e02127b125eb23c8dfd1c89234f96812a9a4938d6454026d7
[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" "c3d60a94843dc10e02127b125eb23c8dfd1c89234f96812a9a4938d6454026d7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fera_fun-29e5352fb24b9de3
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/version_numbers-b592b19689027fe5
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test readme_deps ... ok
[INFO] [stderr]    Doc-tests fera-fun
[INFO] [stdout] test html_root_url ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - position_max_by_key (line 57) ... ok
[INFO] [stdout] test src/lib.rs - position_of (line 40) ... ok
[INFO] [stdout] test src/lib.rs - position_min_by_key (line 76) ... ok
[INFO] [stdout] test src/lib.rs - first (line 25) ... ok
[INFO] [stdout] test src/lib.rs - vec (line 94) ... ok
[INFO] [stdout] test src/lib.rs - set (line 107) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c3d60a94843dc10e02127b125eb23c8dfd1c89234f96812a9a4938d6454026d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3d60a94843dc10e02127b125eb23c8dfd1c89234f96812a9a4938d6454026d7", kill_on_drop: false }`
[INFO] [stdout] c3d60a94843dc10e02127b125eb23c8dfd1c89234f96812a9a4938d6454026d7