[INFO] updating cached repository https://github.com/wycats/salsa-examples
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1829f87e55653290a993f64e4a55559ca3d232dc
[INFO] checking wycats/salsa-examples against try#6024cfef3a82f9a7688f07054f1650081bad3af5 for pr-74130
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwycats%2Fsalsa-examples" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wycats/salsa-examples on toolchain 6024cfef3a82f9a7688f07054f1650081bad3af5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wycats/salsa-examples
[INFO] finished tweaking git repo https://github.com/wycats/salsa-examples
[INFO] tweaked toml for git repo https://github.com/wycats/salsa-examples written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/wycats/salsa-examples already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b06dbf6a3ed74d1cca9fcfc474284c03f22118d1f33084fc330a88d6cabafd2
[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" "0b06dbf6a3ed74d1cca9fcfc474284c03f22118d1f33084fc330a88d6cabafd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b06dbf6a3ed74d1cca9fcfc474284c03f22118d1f33084fc330a88d6cabafd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b06dbf6a3ed74d1cca9fcfc474284c03f22118d1f33084fc330a88d6cabafd2", kill_on_drop: false }`
[INFO] [stdout] 0b06dbf6a3ed74d1cca9fcfc474284c03f22118d1f33084fc330a88d6cabafd2
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9d4244a85682f49e91bae1bd47a01691e46d6762e6bcd0dc6bd5a78a49516eb
[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" "e9d4244a85682f49e91bae1bd47a01691e46d6762e6bcd0dc6bd5a78a49516eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.20
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking rustc-hash v1.0.1
[INFO] [stderr]     Checking smallvec v0.6.5
[INFO] [stderr]     Checking lock_api v0.1.4
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]    Compiling quote v0.6.9
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking parking_lot_core v0.3.1
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]    Compiling derive-new v0.5.5
[INFO] [stderr]     Checking salsa v0.7.0
[INFO] [stderr]     Checking salsa-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `string_by_id` should have an upper camel case name
[INFO] [stdout]   --> src/database.rs:56:16
[INFO] [stdout]    |
[INFO] [stdout] 56 |             fn string_by_id() for InternedString;
[INFO] [stdout]    |                ^^^^^^^^^^^^ help: convert the identifier to upper camel case: `StringById`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `array_by_id` should have an upper camel case name
[INFO] [stdout]   --> src/database.rs:60:16
[INFO] [stdout]    |
[INFO] [stdout] 60 |             fn array_by_id() for InternedArray;
[INFO] [stdout]    |                ^^^^^^^^^^^ help: convert the identifier to upper camel case: `ArrayById`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `concat` should have an upper camel case name
[INFO] [stdout]   --> src/database.rs:61:16
[INFO] [stdout]    |
[INFO] [stdout] 61 |             fn concat() for ConcatString;
[INFO] [stdout]    |                ^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Concat`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `string_by_id` should have an upper camel case name
[INFO] [stdout]   --> src/database.rs:56:16
[INFO] [stdout]    |
[INFO] [stdout] 56 |             fn string_by_id() for InternedString;
[INFO] [stdout]    |                ^^^^^^^^^^^^ help: convert the identifier to upper camel case: `StringById`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `array_by_id` should have an upper camel case name
[INFO] [stdout]   --> src/database.rs:60:16
[INFO] [stdout]    |
[INFO] [stdout] 60 |             fn array_by_id() for InternedArray;
[INFO] [stdout]    |                ^^^^^^^^^^^ help: convert the identifier to upper camel case: `ArrayById`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `concat` should have an upper camel case name
[INFO] [stdout]   --> src/database.rs:61:16
[INFO] [stdout]    |
[INFO] [stdout] 61 |             fn concat() for ConcatString;
[INFO] [stdout]    |                ^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Concat`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.68s
[INFO] running `Command { std: "docker" "inspect" "e9d4244a85682f49e91bae1bd47a01691e46d6762e6bcd0dc6bd5a78a49516eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9d4244a85682f49e91bae1bd47a01691e46d6762e6bcd0dc6bd5a78a49516eb", kill_on_drop: false }`
[INFO] [stdout] e9d4244a85682f49e91bae1bd47a01691e46d6762e6bcd0dc6bd5a78a49516eb