[INFO] fetching crate nd 0.1.1...
[INFO] testing nd-0.1.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate nd 0.1.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate nd 0.1.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nd 0.1.1
[INFO] finished tweaking crates.io crate nd 0.1.1
[INFO] tweaked toml for crates.io crate nd 0.1.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] 5dd3122cf986230538e0758819a1abc2d736f2f6da6e0a9d1b98e0f1de55971c
[INFO] running `Command { std: "docker" "start" "-a" "5dd3122cf986230538e0758819a1abc2d736f2f6da6e0a9d1b98e0f1de55971c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5dd3122cf986230538e0758819a1abc2d736f2f6da6e0a9d1b98e0f1de55971c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dd3122cf986230538e0758819a1abc2d736f2f6da6e0a9d1b98e0f1de55971c", kill_on_drop: false }`
[INFO] [stdout] 5dd3122cf986230538e0758819a1abc2d736f2f6da6e0a9d1b98e0f1de55971c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9cf445107643ff83e7946311b81a7b32aed6a7ce56bb62a0afd60cdc6095b77
[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" "d9cf445107643ff83e7946311b81a7b32aed6a7ce56bb62a0afd60cdc6095b77", kill_on_drop: false }`
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling nd_lib v0.1.0
[INFO] [stderr]    Compiling nd v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.24s
[INFO] running `Command { std: "docker" "inspect" "d9cf445107643ff83e7946311b81a7b32aed6a7ce56bb62a0afd60cdc6095b77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9cf445107643ff83e7946311b81a7b32aed6a7ce56bb62a0afd60cdc6095b77", kill_on_drop: false }`
[INFO] [stdout] d9cf445107643ff83e7946311b81a7b32aed6a7ce56bb62a0afd60cdc6095b77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b595d9d93e8430fc11c0e2aae37c636c9ecbeec3a9c921150a4461dc0a32e737
[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" "b595d9d93e8430fc11c0e2aae37c636c9ecbeec3a9c921150a4461dc0a32e737", kill_on_drop: false }`
[INFO] [stderr]    Compiling nd v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "b595d9d93e8430fc11c0e2aae37c636c9ecbeec3a9c921150a4461dc0a32e737", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b595d9d93e8430fc11c0e2aae37c636c9ecbeec3a9c921150a4461dc0a32e737", kill_on_drop: false }`
[INFO] [stdout] b595d9d93e8430fc11c0e2aae37c636c9ecbeec3a9c921150a4461dc0a32e737
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] e2f684f4f6f5fb54f9f570796a07d4bc54326363386332e72d37762ed7ddbd6e
[INFO] running `Command { std: "docker" "start" "-a" "e2f684f4f6f5fb54f9f570796a07d4bc54326363386332e72d37762ed7ddbd6e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nd-24ce2480b3966e34)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e2f684f4f6f5fb54f9f570796a07d4bc54326363386332e72d37762ed7ddbd6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2f684f4f6f5fb54f9f570796a07d4bc54326363386332e72d37762ed7ddbd6e", kill_on_drop: false }`
[INFO] [stdout] e2f684f4f6f5fb54f9f570796a07d4bc54326363386332e72d37762ed7ddbd6e