[INFO] fetching crate earl 0.0.0...
[INFO] testing earl-0.0.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate earl 0.0.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate earl 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 earl 0.0.0
[INFO] finished tweaking crates.io crate earl 0.0.0
[INFO] tweaked toml for crates.io crate earl 0.0.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate earl 0.0.0 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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 4433b7e12ca44b87dc7e8625219c855b5a8ada4725cb7b8833bf608881cc47a4
[INFO] running `Command { std: "docker" "start" "-a" "4433b7e12ca44b87dc7e8625219c855b5a8ada4725cb7b8833bf608881cc47a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4433b7e12ca44b87dc7e8625219c855b5a8ada4725cb7b8833bf608881cc47a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4433b7e12ca44b87dc7e8625219c855b5a8ada4725cb7b8833bf608881cc47a4", kill_on_drop: false }`
[INFO] [stdout] 4433b7e12ca44b87dc7e8625219c855b5a8ada4725cb7b8833bf608881cc47a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stdout] aa8fbf070c11449c81c0dff92b81937d62bc121f4021b9b496f955435576c3bc
[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" "aa8fbf070c11449c81c0dff92b81937d62bc121f4021b9b496f955435576c3bc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling earl v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "aa8fbf070c11449c81c0dff92b81937d62bc121f4021b9b496f955435576c3bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa8fbf070c11449c81c0dff92b81937d62bc121f4021b9b496f955435576c3bc", kill_on_drop: false }`
[INFO] [stdout] aa8fbf070c11449c81c0dff92b81937d62bc121f4021b9b496f955435576c3bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] e453457547ccbbc0210ad754c3ec47711b38745efd05459f3d29184f23856f74
[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" "e453457547ccbbc0210ad754c3ec47711b38745efd05459f3d29184f23856f74", kill_on_drop: false }`
[INFO] [stderr]    Compiling earl v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "e453457547ccbbc0210ad754c3ec47711b38745efd05459f3d29184f23856f74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e453457547ccbbc0210ad754c3ec47711b38745efd05459f3d29184f23856f74", kill_on_drop: false }`
[INFO] [stdout] e453457547ccbbc0210ad754c3ec47711b38745efd05459f3d29184f23856f74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 857d969060ba1483a874baa2b6bb427b15f2f89d6b0f2e810812358214bef59c
[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" "857d969060ba1483a874baa2b6bb427b15f2f89d6b0f2e810812358214bef59c", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/earl-18794b383e0898bb
[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" "857d969060ba1483a874baa2b6bb427b15f2f89d6b0f2e810812358214bef59c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "857d969060ba1483a874baa2b6bb427b15f2f89d6b0f2e810812358214bef59c", kill_on_drop: false }`
[INFO] [stdout] 857d969060ba1483a874baa2b6bb427b15f2f89d6b0f2e810812358214bef59c