[INFO] fetching crate wv 0.0.0...
[INFO] testing wv-0.0.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate wv 0.0.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate wv 0.0.0 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 wv 0.0.0
[INFO] finished tweaking crates.io crate wv 0.0.0
[INFO] tweaked toml for crates.io crate wv 0.0.0 written to /workspace/builds/worker-8/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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", 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] b8408dd852782fde699072eba0502e202f19bce76ad058d2913b74e60948e0f2
[INFO] running `Command { std: "docker" "start" "-a" "b8408dd852782fde699072eba0502e202f19bce76ad058d2913b74e60948e0f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8408dd852782fde699072eba0502e202f19bce76ad058d2913b74e60948e0f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8408dd852782fde699072eba0502e202f19bce76ad058d2913b74e60948e0f2", kill_on_drop: false }`
[INFO] [stdout] b8408dd852782fde699072eba0502e202f19bce76ad058d2913b74e60948e0f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/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] 766961afbb4fe50e6fd08d92b4d65d0d3173ea8860bb693eba5edbb7bbcbe3aa
[INFO] running `Command { std: "docker" "start" "-a" "766961afbb4fe50e6fd08d92b4d65d0d3173ea8860bb693eba5edbb7bbcbe3aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling wv v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "766961afbb4fe50e6fd08d92b4d65d0d3173ea8860bb693eba5edbb7bbcbe3aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "766961afbb4fe50e6fd08d92b4d65d0d3173ea8860bb693eba5edbb7bbcbe3aa", kill_on_drop: false }`
[INFO] [stdout] 766961afbb4fe50e6fd08d92b4d65d0d3173ea8860bb693eba5edbb7bbcbe3aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32f791f9d5b0ec7301f62bbe8515a97716aad5e540a0ac4407a6c6aaa37f6069
[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" "32f791f9d5b0ec7301f62bbe8515a97716aad5e540a0ac4407a6c6aaa37f6069", kill_on_drop: false }`
[INFO] [stderr]    Compiling wv v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "32f791f9d5b0ec7301f62bbe8515a97716aad5e540a0ac4407a6c6aaa37f6069", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32f791f9d5b0ec7301f62bbe8515a97716aad5e540a0ac4407a6c6aaa37f6069", kill_on_drop: false }`
[INFO] [stdout] 32f791f9d5b0ec7301f62bbe8515a97716aad5e540a0ac4407a6c6aaa37f6069
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9f101bc0ce2f552b51e9849807255422cdde60d9e70ef0a2d2ad9fcaa3d5b443
[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" "9f101bc0ce2f552b51e9849807255422cdde60d9e70ef0a2d2ad9fcaa3d5b443", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/wv-b6e634bebcb7b2b4
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests wv
[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] [stdout] 
[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] running `Command { std: "docker" "inspect" "9f101bc0ce2f552b51e9849807255422cdde60d9e70ef0a2d2ad9fcaa3d5b443", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f101bc0ce2f552b51e9849807255422cdde60d9e70ef0a2d2ad9fcaa3d5b443", kill_on_drop: false }`
[INFO] [stdout] 9f101bc0ce2f552b51e9849807255422cdde60d9e70ef0a2d2ad9fcaa3d5b443