[INFO] fetching crate mcurry 0.1.1...
[INFO] testing mcurry-0.1.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate mcurry 0.1.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate mcurry 0.1.1 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 mcurry 0.1.1
[INFO] finished tweaking crates.io crate mcurry 0.1.1
[INFO] tweaked toml for crates.io crate mcurry 0.1.1 written to /workspace/builds/worker-3/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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 88c1993c4463af7466b3f59b93731b71ae27b39a3ddd532d1915d24f9aaf11d5
[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" "88c1993c4463af7466b3f59b93731b71ae27b39a3ddd532d1915d24f9aaf11d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88c1993c4463af7466b3f59b93731b71ae27b39a3ddd532d1915d24f9aaf11d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88c1993c4463af7466b3f59b93731b71ae27b39a3ddd532d1915d24f9aaf11d5", kill_on_drop: false }`
[INFO] [stdout] 88c1993c4463af7466b3f59b93731b71ae27b39a3ddd532d1915d24f9aaf11d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a08033f0ef1ff89d56365551d4ad86cdb17a13db023cd5e327f1e15e218f1831
[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" "a08033f0ef1ff89d56365551d4ad86cdb17a13db023cd5e327f1e15e218f1831", kill_on_drop: false }`
[INFO] [stderr]    Compiling mcurry v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "a08033f0ef1ff89d56365551d4ad86cdb17a13db023cd5e327f1e15e218f1831", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a08033f0ef1ff89d56365551d4ad86cdb17a13db023cd5e327f1e15e218f1831", kill_on_drop: false }`
[INFO] [stdout] a08033f0ef1ff89d56365551d4ad86cdb17a13db023cd5e327f1e15e218f1831
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e1ed75ac0e27c302cd8c7d173a7948c854c83ba03a5479d7f54569a184dbdf4
[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" "6e1ed75ac0e27c302cd8c7d173a7948c854c83ba03a5479d7f54569a184dbdf4", kill_on_drop: false }`
[INFO] [stderr]    Compiling mcurry v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "6e1ed75ac0e27c302cd8c7d173a7948c854c83ba03a5479d7f54569a184dbdf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e1ed75ac0e27c302cd8c7d173a7948c854c83ba03a5479d7f54569a184dbdf4", kill_on_drop: false }`
[INFO] [stdout] 6e1ed75ac0e27c302cd8c7d173a7948c854c83ba03a5479d7f54569a184dbdf4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] b6cafcc7d1af4af158a79e50cd926d3b82e41fa582ce0d4ffda9c977a5ef3b7e
[INFO] running `Command { std: "docker" "start" "-a" "b6cafcc7d1af4af158a79e50cd926d3b82e41fa582ce0d4ffda9c977a5ef3b7e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mcurry-92e1a722fb11db76
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test curry::test::test_return_elided ... ok
[INFO] [stdout] test curry::test::test_return_specified ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mcurry
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/curry.rs - curry (line 46) ... ok
[INFO] [stdout] test src/curry.rs - curry (line 17) ... ok
[INFO] [stdout] test src/curry.rs - curry (line 28) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b6cafcc7d1af4af158a79e50cd926d3b82e41fa582ce0d4ffda9c977a5ef3b7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6cafcc7d1af4af158a79e50cd926d3b82e41fa582ce0d4ffda9c977a5ef3b7e", kill_on_drop: false }`
[INFO] [stdout] b6cafcc7d1af4af158a79e50cd926d3b82e41fa582ce0d4ffda9c977a5ef3b7e