[INFO] fetching crate isle 0.0.0-reserve...
[INFO] testing isle-0.0.0-reserve against 1.49.0 for beta-1.50-1
[INFO] extracting crate isle 0.0.0-reserve into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate isle 0.0.0-reserve 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 isle 0.0.0-reserve
[INFO] finished tweaking crates.io crate isle 0.0.0-reserve
[INFO] tweaked toml for crates.io crate isle 0.0.0-reserve written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate isle 0.0.0-reserve 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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] 9bb7f297cf70765d1ae4ca15360c4a6d472749294de0dde7af33cad39d2ef3ac
[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" "9bb7f297cf70765d1ae4ca15360c4a6d472749294de0dde7af33cad39d2ef3ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9bb7f297cf70765d1ae4ca15360c4a6d472749294de0dde7af33cad39d2ef3ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bb7f297cf70765d1ae4ca15360c4a6d472749294de0dde7af33cad39d2ef3ac", kill_on_drop: false }`
[INFO] [stdout] 9bb7f297cf70765d1ae4ca15360c4a6d472749294de0dde7af33cad39d2ef3ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 50218be05f8fef93058af0140e795dd315bbff798ffbd6e7e6f0327818407b1e
[INFO] running `Command { std: "docker" "start" "-a" "50218be05f8fef93058af0140e795dd315bbff798ffbd6e7e6f0327818407b1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling isle v0.0.0-reserve (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "50218be05f8fef93058af0140e795dd315bbff798ffbd6e7e6f0327818407b1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50218be05f8fef93058af0140e795dd315bbff798ffbd6e7e6f0327818407b1e", kill_on_drop: false }`
[INFO] [stdout] 50218be05f8fef93058af0140e795dd315bbff798ffbd6e7e6f0327818407b1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] d0bf52bff9687e3ee62766d316f0593e49a7756083e922185f13a36c05fe1153
[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" "d0bf52bff9687e3ee62766d316f0593e49a7756083e922185f13a36c05fe1153", kill_on_drop: false }`
[INFO] [stderr]    Compiling isle v0.0.0-reserve (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "d0bf52bff9687e3ee62766d316f0593e49a7756083e922185f13a36c05fe1153", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0bf52bff9687e3ee62766d316f0593e49a7756083e922185f13a36c05fe1153", kill_on_drop: false }`
[INFO] [stdout] d0bf52bff9687e3ee62766d316f0593e49a7756083e922185f13a36c05fe1153
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] af7bc397b85d12e587756e84e0eee7c5bc395fbaca15e28be5e234aafdfd0b45
[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" "af7bc397b85d12e587756e84e0eee7c5bc395fbaca15e28be5e234aafdfd0b45", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/isle-b9ef94ef306fb885
[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" "af7bc397b85d12e587756e84e0eee7c5bc395fbaca15e28be5e234aafdfd0b45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af7bc397b85d12e587756e84e0eee7c5bc395fbaca15e28be5e234aafdfd0b45", kill_on_drop: false }`
[INFO] [stdout] af7bc397b85d12e587756e84e0eee7c5bc395fbaca15e28be5e234aafdfd0b45