[INFO] fetching crate carol-test 1.1.0...
[INFO] testing carol-test-1.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate carol-test 1.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate carol-test 1.1.0 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 carol-test 1.1.0
[INFO] finished tweaking crates.io crate carol-test 1.1.0
[INFO] tweaked toml for crates.io crate carol-test 1.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate carol-test 1.1.0 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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] c9e60bb88cbc538764ed06be4b3847378d9abd7398200d15074b65cc78c790ee
[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" "c9e60bb88cbc538764ed06be4b3847378d9abd7398200d15074b65cc78c790ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9e60bb88cbc538764ed06be4b3847378d9abd7398200d15074b65cc78c790ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9e60bb88cbc538764ed06be4b3847378d9abd7398200d15074b65cc78c790ee", kill_on_drop: false }`
[INFO] [stdout] c9e60bb88cbc538764ed06be4b3847378d9abd7398200d15074b65cc78c790ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] b896f10ebaee6593a7dffe30add38679076971dd2e8c1331d704b24d9b07bb35
[INFO] running `Command { std: "docker" "start" "-a" "b896f10ebaee6593a7dffe30add38679076971dd2e8c1331d704b24d9b07bb35", kill_on_drop: false }`
[INFO] [stderr]    Compiling carol-test v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "b896f10ebaee6593a7dffe30add38679076971dd2e8c1331d704b24d9b07bb35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b896f10ebaee6593a7dffe30add38679076971dd2e8c1331d704b24d9b07bb35", kill_on_drop: false }`
[INFO] [stdout] b896f10ebaee6593a7dffe30add38679076971dd2e8c1331d704b24d9b07bb35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 0c84070b0b5fa595be8c1a3b3109145b6ac0c2782e48ab2c746163829fb9a9e3
[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" "0c84070b0b5fa595be8c1a3b3109145b6ac0c2782e48ab2c746163829fb9a9e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling carol-test v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "0c84070b0b5fa595be8c1a3b3109145b6ac0c2782e48ab2c746163829fb9a9e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c84070b0b5fa595be8c1a3b3109145b6ac0c2782e48ab2c746163829fb9a9e3", kill_on_drop: false }`
[INFO] [stdout] 0c84070b0b5fa595be8c1a3b3109145b6ac0c2782e48ab2c746163829fb9a9e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] d8dbde20ebc8c64fc98be4af3d5888f0d35a629f5bcaea053fca867c9d27c125
[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" "d8dbde20ebc8c64fc98be4af3d5888f0d35a629f5bcaea053fca867c9d27c125", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/carol_test-bf2354bcbc7cab1f
[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" "d8dbde20ebc8c64fc98be4af3d5888f0d35a629f5bcaea053fca867c9d27c125", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8dbde20ebc8c64fc98be4af3d5888f0d35a629f5bcaea053fca867c9d27c125", kill_on_drop: false }`
[INFO] [stdout] d8dbde20ebc8c64fc98be4af3d5888f0d35a629f5bcaea053fca867c9d27c125