[INFO] fetching crate smelter 0.0.2...
[INFO] testing smelter-0.0.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate smelter 0.0.2 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate smelter 0.0.2 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 smelter 0.0.2
[INFO] finished tweaking crates.io crate smelter 0.0.2
[INFO] tweaked toml for crates.io crate smelter 0.0.2 written to /workspace/builds/worker-10/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] [stderr]     Blocking waiting for file lock on package cache
[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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 9008fc4f866f4fbd23f4b9925eab8ea655da1c591e8e2585e7ec0cf3c1f0a7e0
[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" "9008fc4f866f4fbd23f4b9925eab8ea655da1c591e8e2585e7ec0cf3c1f0a7e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9008fc4f866f4fbd23f4b9925eab8ea655da1c591e8e2585e7ec0cf3c1f0a7e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9008fc4f866f4fbd23f4b9925eab8ea655da1c591e8e2585e7ec0cf3c1f0a7e0", kill_on_drop: false }`
[INFO] [stdout] 9008fc4f866f4fbd23f4b9925eab8ea655da1c591e8e2585e7ec0cf3c1f0a7e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 094e5fa914cb0acc2ae33ea41cbbe33076fb3a00958f891e02b48fca5f64acfc
[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" "094e5fa914cb0acc2ae33ea41cbbe33076fb3a00958f891e02b48fca5f64acfc", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]    Compiling syn v0.9.2
[INFO] [stderr]    Compiling smelter v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.30s
[INFO] running `Command { std: "docker" "inspect" "094e5fa914cb0acc2ae33ea41cbbe33076fb3a00958f891e02b48fca5f64acfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "094e5fa914cb0acc2ae33ea41cbbe33076fb3a00958f891e02b48fca5f64acfc", kill_on_drop: false }`
[INFO] [stdout] 094e5fa914cb0acc2ae33ea41cbbe33076fb3a00958f891e02b48fca5f64acfc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] aeab0de45281054234d9de077839a8dd180e0afa39e8279d7994c6f994b44324
[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" "aeab0de45281054234d9de077839a8dd180e0afa39e8279d7994c6f994b44324", kill_on_drop: false }`
[INFO] [stderr]    Compiling smelter v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.80s
[INFO] running `Command { std: "docker" "inspect" "aeab0de45281054234d9de077839a8dd180e0afa39e8279d7994c6f994b44324", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aeab0de45281054234d9de077839a8dd180e0afa39e8279d7994c6f994b44324", kill_on_drop: false }`
[INFO] [stdout] aeab0de45281054234d9de077839a8dd180e0afa39e8279d7994c6f994b44324
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stdout] f378a31badd949f260f0007e95ebff7b3e8fe3370ec2b87f7b176188dd04c8d2
[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" "f378a31badd949f260f0007e95ebff7b3e8fe3370ec2b87f7b176188dd04c8d2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/smelter-e1a8ec638ebc86e7
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test-172786079a06f4de
[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] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test can_derive_collection ... ok
[INFO] [stdout] test can_generate_container_with_prefix ... ok
[INFO] [stdout] test can_generate_generic_builder_methods ... ok
[INFO] [stdout] test public_fields_work ... ok
[INFO] [stdout] test with_lifetime ... ok
[INFO] [stdout] test can_generate_mutable_methods ... ok
[INFO] [stdout] test can_generate_builder_methods ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests smelter
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/lib.rs - (line 127) ... ignored
[INFO] [stdout] test src/lib.rs - (line 138) ... ignored
[INFO] [stdout] test src/lib.rs - (line 163) ... ignored
[INFO] [stdout] test src/lib.rs - (line 173) ... ignored
[INFO] [stdout] test src/lib.rs - (line 22) ... ignored
[INFO] [stdout] test src/lib.rs - (line 39) ... ignored
[INFO] [stdout] test src/lib.rs - (line 51) ... ignored
[INFO] [stdout] test src/lib.rs - (line 61) ... ignored
[INFO] [stdout] test src/lib.rs - (line 8) ... ignored
[INFO] [stdout] test src/lib.rs - (line 88) ... ignored
[INFO] [stdout] test src/lib.rs - (line 99) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 11 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f378a31badd949f260f0007e95ebff7b3e8fe3370ec2b87f7b176188dd04c8d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f378a31badd949f260f0007e95ebff7b3e8fe3370ec2b87f7b176188dd04c8d2", kill_on_drop: false }`
[INFO] [stdout] f378a31badd949f260f0007e95ebff7b3e8fe3370ec2b87f7b176188dd04c8d2