[INFO] fetching crate crunchy 0.2.2...
[INFO] testing crunchy-0.2.2 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate crunchy 0.2.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate crunchy 0.2.2 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate crunchy 0.2.2
[INFO] finished tweaking crates.io crate crunchy 0.2.2
[INFO] tweaked toml for crates.io crate crunchy 0.2.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5753473ec88c9dec37383b95be0c4964898fb49155ebe9c51cd6bee6308abad4
[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" "5753473ec88c9dec37383b95be0c4964898fb49155ebe9c51cd6bee6308abad4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5753473ec88c9dec37383b95be0c4964898fb49155ebe9c51cd6bee6308abad4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5753473ec88c9dec37383b95be0c4964898fb49155ebe9c51cd6bee6308abad4", kill_on_drop: false }`
[INFO] [stdout] 5753473ec88c9dec37383b95be0c4964898fb49155ebe9c51cd6bee6308abad4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ae12b673b3f7d70ead8ab41650e964f63a0a7a919074b176d791d0014c57c8d
[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" "6ae12b673b3f7d70ead8ab41650e964f63a0a7a919074b176d791d0014c57c8d", kill_on_drop: false }`
[INFO] [stderr]    Compiling crunchy v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.84s
[INFO] running `Command { std: "docker" "inspect" "6ae12b673b3f7d70ead8ab41650e964f63a0a7a919074b176d791d0014c57c8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ae12b673b3f7d70ead8ab41650e964f63a0a7a919074b176d791d0014c57c8d", kill_on_drop: false }`
[INFO] [stdout] 6ae12b673b3f7d70ead8ab41650e964f63a0a7a919074b176d791d0014c57c8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e138549a67d8fed89dd69cdd9b3f5783ee74a880075b16202a5fa6fe71f202e
[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" "4e138549a67d8fed89dd69cdd9b3f5783ee74a880075b16202a5fa6fe71f202e", kill_on_drop: false }`
[INFO] [stderr]    Compiling crunchy v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "4e138549a67d8fed89dd69cdd9b3f5783ee74a880075b16202a5fa6fe71f202e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e138549a67d8fed89dd69cdd9b3f5783ee74a880075b16202a5fa6fe71f202e", kill_on_drop: false }`
[INFO] [stdout] 4e138549a67d8fed89dd69cdd9b3f5783ee74a880075b16202a5fa6fe71f202e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fd0f552186a6de1898e261ab72b10611d2f675b4d8548e869df0d276722853b9
[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" "fd0f552186a6de1898e261ab72b10611d2f675b4d8548e869df0d276722853b9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/crunchy-16b3d7b040ee3c35
[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 crunchy
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test /opt/rustwide/target/debug/build/crunchy-be2325023ba28f77/out/lib.rs - unroll (line 16) ... ignored
[INFO] [stdout] test /opt/rustwide/target/debug/build/crunchy-be2325023ba28f77/out/lib.rs - unroll (line 6) ... ignored
[INFO] [stdout] test src/lib.rs - (line 16) ... ignored
[INFO] [stdout] test src/lib.rs - (line 5) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 4 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fd0f552186a6de1898e261ab72b10611d2f675b4d8548e869df0d276722853b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd0f552186a6de1898e261ab72b10611d2f675b4d8548e869df0d276722853b9", kill_on_drop: false }`
[INFO] [stdout] fd0f552186a6de1898e261ab72b10611d2f675b4d8548e869df0d276722853b9