[INFO] fetching crate chain-map 0.1.0...
[INFO] testing chain-map-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate chain-map 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate chain-map 0.1.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate chain-map 0.1.0
[INFO] finished tweaking crates.io crate chain-map 0.1.0
[INFO] tweaked toml for crates.io crate chain-map 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "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" "+beta-2021-01-01" "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] 36bf05d100171e90e24507d93ec697b7df664ef7b843afdb6a903d3d36c7ff49
[INFO] running `Command { std: "docker" "start" "-a" "36bf05d100171e90e24507d93ec697b7df664ef7b843afdb6a903d3d36c7ff49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36bf05d100171e90e24507d93ec697b7df664ef7b843afdb6a903d3d36c7ff49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36bf05d100171e90e24507d93ec697b7df664ef7b843afdb6a903d3d36c7ff49", kill_on_drop: false }`
[INFO] [stdout] 36bf05d100171e90e24507d93ec697b7df664ef7b843afdb6a903d3d36c7ff49
[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" "+beta-2021-01-01" "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] 03fb6eb73d566c2cd21c9c487f53da0d717bb7cee241b4695a370b9774148849
[INFO] running `Command { std: "docker" "start" "-a" "03fb6eb73d566c2cd21c9c487f53da0d717bb7cee241b4695a370b9774148849", kill_on_drop: false }`
[INFO] [stderr]    Compiling chain-map v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "03fb6eb73d566c2cd21c9c487f53da0d717bb7cee241b4695a370b9774148849", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03fb6eb73d566c2cd21c9c487f53da0d717bb7cee241b4695a370b9774148849", kill_on_drop: false }`
[INFO] [stdout] 03fb6eb73d566c2cd21c9c487f53da0d717bb7cee241b4695a370b9774148849
[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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b80c23b7043383476887a48e173b87912f53d87c7050b5427604cb40bb24f8fc
[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" "b80c23b7043383476887a48e173b87912f53d87c7050b5427604cb40bb24f8fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling chain-map v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "b80c23b7043383476887a48e173b87912f53d87c7050b5427604cb40bb24f8fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b80c23b7043383476887a48e173b87912f53d87c7050b5427604cb40bb24f8fc", kill_on_drop: false }`
[INFO] [stdout] b80c23b7043383476887a48e173b87912f53d87c7050b5427604cb40bb24f8fc
[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" "+beta-2021-01-01" "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] 240d58671220f25718d75b52b1332ca89c6bde53d5cc6cb3a06ddf5d52490a41
[INFO] running `Command { std: "docker" "start" "-a" "240d58671220f25718d75b52b1332ca89c6bde53d5cc6cb3a06ddf5d52490a41", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/chain_map-cb9e539bee0816d0
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::contains_key_searches_all_maps ... ok
[INFO] [stdout] test tests::extend_adds_to_end_of_chain ... ok
[INFO] [stdout] test tests::get_follows_precedence_order ... ok
[INFO] [stdout] test tests::index_follows_precedence_order ... ok
[INFO] [stdout] test tests::push_map_adds_to_chain ... ok
[INFO] [stdout] test tests::index_panics_when_key_is_not_present ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests chain-map
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - ChainMap<K, V, S>::new (line 76) ... ok
[INFO] [stdout] test src/lib.rs - ChainMap<K, V, S>::push_map (line 113) ... ok
[INFO] [stdout] test src/lib.rs - ChainMap<K, V, S>::with_capacity (line 93) ... ok
[INFO] [stdout] test src/lib.rs - (line 26) ... ok
[INFO] [stdout] test src/lib.rs - ChainMap<K, V, S>::contains_key (line 143) ... ok
[INFO] [stdout] test src/lib.rs - ChainMap<K, V, S>::get (line 172) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.81s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "240d58671220f25718d75b52b1332ca89c6bde53d5cc6cb3a06ddf5d52490a41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "240d58671220f25718d75b52b1332ca89c6bde53d5cc6cb3a06ddf5d52490a41", kill_on_drop: false }`
[INFO] [stdout] 240d58671220f25718d75b52b1332ca89c6bde53d5cc6cb3a06ddf5d52490a41