[INFO] fetching crate rosh 0.1.0...
[INFO] testing rosh-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate rosh 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rosh 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 rosh 0.1.0
[INFO] finished tweaking crates.io crate rosh 0.1.0
[INFO] tweaked toml for crates.io crate rosh 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate rosh 0.1.0 already has a lockfile, it will not be regenerated
[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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6c48436bda7829def84c34bf6b459fc6701c1ad9e840f858d0028fb4c884c0d0
[INFO] running `Command { std: "docker" "start" "-a" "6c48436bda7829def84c34bf6b459fc6701c1ad9e840f858d0028fb4c884c0d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c48436bda7829def84c34bf6b459fc6701c1ad9e840f858d0028fb4c884c0d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c48436bda7829def84c34bf6b459fc6701c1ad9e840f858d0028fb4c884c0d0", kill_on_drop: false }`
[INFO] [stdout] 6c48436bda7829def84c34bf6b459fc6701c1ad9e840f858d0028fb4c884c0d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] 501f4decb49d74f521540b44cc06da04d9594c7c17e386694343d3a8194086cb
[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" "501f4decb49d74f521540b44cc06da04d9594c7c17e386694343d3a8194086cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling rosh v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "501f4decb49d74f521540b44cc06da04d9594c7c17e386694343d3a8194086cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "501f4decb49d74f521540b44cc06da04d9594c7c17e386694343d3a8194086cb", kill_on_drop: false }`
[INFO] [stdout] 501f4decb49d74f521540b44cc06da04d9594c7c17e386694343d3a8194086cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 4f40ad543a410f080520a457f66b73e3fcad9abe73384cec443616d521d9a864
[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" "4f40ad543a410f080520a457f66b73e3fcad9abe73384cec443616d521d9a864", kill_on_drop: false }`
[INFO] [stderr]    Compiling rosh v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "4f40ad543a410f080520a457f66b73e3fcad9abe73384cec443616d521d9a864", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f40ad543a410f080520a457f66b73e3fcad9abe73384cec443616d521d9a864", kill_on_drop: false }`
[INFO] [stdout] 4f40ad543a410f080520a457f66b73e3fcad9abe73384cec443616d521d9a864
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f25eae86fa80758ee20d4632af053a9a62376e6ea7f3e5beac3e32610a8fbca5
[INFO] running `Command { std: "docker" "start" "-a" "f25eae86fa80758ee20d4632af053a9a62376e6ea7f3e5beac3e32610a8fbca5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rosh-3f31e44cbd581573
[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" "f25eae86fa80758ee20d4632af053a9a62376e6ea7f3e5beac3e32610a8fbca5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f25eae86fa80758ee20d4632af053a9a62376e6ea7f3e5beac3e32610a8fbca5", kill_on_drop: false }`
[INFO] [stdout] f25eae86fa80758ee20d4632af053a9a62376e6ea7f3e5beac3e32610a8fbca5