[INFO] fetching crate test_crate_hello_world_cp 0.1.0...
[INFO] testing test_crate_hello_world_cp-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate test_crate_hello_world_cp 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate test_crate_hello_world_cp 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 test_crate_hello_world_cp 0.1.0
[INFO] finished tweaking crates.io crate test_crate_hello_world_cp 0.1.0
[INFO] tweaked toml for crates.io crate test_crate_hello_world_cp 0.1.0 written to /workspace/builds/worker-2/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-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] 1df437d8fa717424e51bc298fb34fa2ecd3fc3fbe6f2259ed15c07343563e81f
[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" "1df437d8fa717424e51bc298fb34fa2ecd3fc3fbe6f2259ed15c07343563e81f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1df437d8fa717424e51bc298fb34fa2ecd3fc3fbe6f2259ed15c07343563e81f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1df437d8fa717424e51bc298fb34fa2ecd3fc3fbe6f2259ed15c07343563e81f", kill_on_drop: false }`
[INFO] [stdout] 1df437d8fa717424e51bc298fb34fa2ecd3fc3fbe6f2259ed15c07343563e81f
[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] [stdout] 02ffe3c9d566cba62e0e002951b2e58fdd98e42c84b9597deb852b28d0daa757
[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" "02ffe3c9d566cba62e0e002951b2e58fdd98e42c84b9597deb852b28d0daa757", kill_on_drop: false }`
[INFO] [stderr]    Compiling test_crate_hello_world_cp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "02ffe3c9d566cba62e0e002951b2e58fdd98e42c84b9597deb852b28d0daa757", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02ffe3c9d566cba62e0e002951b2e58fdd98e42c84b9597deb852b28d0daa757", kill_on_drop: false }`
[INFO] [stdout] 02ffe3c9d566cba62e0e002951b2e58fdd98e42c84b9597deb852b28d0daa757
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4804fd0f3b76371d3cea45cb4d3d50ee70223c0d00a6324272c152f159c4a9ba
[INFO] running `Command { std: "docker" "start" "-a" "4804fd0f3b76371d3cea45cb4d3d50ee70223c0d00a6324272c152f159c4a9ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling test_crate_hello_world_cp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "4804fd0f3b76371d3cea45cb4d3d50ee70223c0d00a6324272c152f159c4a9ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4804fd0f3b76371d3cea45cb4d3d50ee70223c0d00a6324272c152f159c4a9ba", kill_on_drop: false }`
[INFO] [stdout] 4804fd0f3b76371d3cea45cb4d3d50ee70223c0d00a6324272c152f159c4a9ba
[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] 967ba0e3125a868f43a2420e75894f5db4726ef9fcb7138106952ce5b290c578
[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" "967ba0e3125a868f43a2420e75894f5db4726ef9fcb7138106952ce5b290c578", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test_crate_hello_world_cp-9aaf8f82e0050344
[INFO] [stdout] test tests::test_hello ... ok
[INFO] [stderr]    Doc-tests test_crate_hello_world_cp
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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" "967ba0e3125a868f43a2420e75894f5db4726ef9fcb7138106952ce5b290c578", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "967ba0e3125a868f43a2420e75894f5db4726ef9fcb7138106952ce5b290c578", kill_on_drop: false }`
[INFO] [stdout] 967ba0e3125a868f43a2420e75894f5db4726ef9fcb7138106952ce5b290c578