[INFO] fetching crate chain-map 0.1.0...
[INFO] testing chain-map-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate chain-map 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate chain-map 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 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-9/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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 971d75d48e6e66886e882a5fcd958943870019f73bf8c0af2a15e1721e603586
[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" "971d75d48e6e66886e882a5fcd958943870019f73bf8c0af2a15e1721e603586", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "971d75d48e6e66886e882a5fcd958943870019f73bf8c0af2a15e1721e603586", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "971d75d48e6e66886e882a5fcd958943870019f73bf8c0af2a15e1721e603586", kill_on_drop: false }`
[INFO] [stdout] 971d75d48e6e66886e882a5fcd958943870019f73bf8c0af2a15e1721e603586
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 98d4a45ef403e481b98b4427b15d723a2c1f2b10f45b034782d65ee12534279e
[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" "98d4a45ef403e481b98b4427b15d723a2c1f2b10f45b034782d65ee12534279e", kill_on_drop: false }`
[INFO] [stderr]    Compiling chain-map v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "98d4a45ef403e481b98b4427b15d723a2c1f2b10f45b034782d65ee12534279e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98d4a45ef403e481b98b4427b15d723a2c1f2b10f45b034782d65ee12534279e", kill_on_drop: false }`
[INFO] [stdout] 98d4a45ef403e481b98b4427b15d723a2c1f2b10f45b034782d65ee12534279e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stdout] 8100cd5c30ad133e5c310a52941f9c66186804b9fbc9a847ba96a522b67a4c1d
[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" "8100cd5c30ad133e5c310a52941f9c66186804b9fbc9a847ba96a522b67a4c1d", kill_on_drop: false }`
[INFO] [stderr]    Compiling chain-map v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "8100cd5c30ad133e5c310a52941f9c66186804b9fbc9a847ba96a522b67a4c1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8100cd5c30ad133e5c310a52941f9c66186804b9fbc9a847ba96a522b67a4c1d", kill_on_drop: false }`
[INFO] [stdout] 8100cd5c30ad133e5c310a52941f9c66186804b9fbc9a847ba96a522b67a4c1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5191a824700b98d947aed97cc845cd8c1d478fe5b051932d477dc6545910a73d
[INFO] running `Command { std: "docker" "start" "-a" "5191a824700b98d947aed97cc845cd8c1d478fe5b051932d477dc6545910a73d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/chain_map-209ddc2077b69101
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::contains_key_searches_all_maps ... ok
[INFO] [stdout] test tests::get_follows_precedence_order ... ok
[INFO] [stdout] test tests::push_map_adds_to_chain ... ok
[INFO] [stdout] test tests::extend_adds_to_end_of_chain ... ok
[INFO] [stdout] test tests::index_follows_precedence_order ... 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
[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>::with_capacity (line 93) ... 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>::contains_key (line 143) ... ok
[INFO] [stdout] test src/lib.rs - ChainMap<K, V, S>::get (line 172) ... ok
[INFO] [stdout] test src/lib.rs - (line 26) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5191a824700b98d947aed97cc845cd8c1d478fe5b051932d477dc6545910a73d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5191a824700b98d947aed97cc845cd8c1d478fe5b051932d477dc6545910a73d", kill_on_drop: false }`
[INFO] [stdout] 5191a824700b98d947aed97cc845cd8c1d478fe5b051932d477dc6545910a73d