[INFO] fetching crate moonlight_collections 0.1.1...
[INFO] testing moonlight_collections-0.1.1 against 1.59.0 for beta-1.60-1
[INFO] extracting crate moonlight_collections 0.1.1 into /workspace/builds/worker-26/source
[INFO] validating manifest of crates.io crate moonlight_collections 0.1.1 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate moonlight_collections 0.1.1
[INFO] finished tweaking crates.io crate moonlight_collections 0.1.1
[INFO] tweaked toml for crates.io crate moonlight_collections 0.1.1 written to /workspace/builds/worker-26/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 681d335dfb483bbc2304f529169ac664f2b7dc7bea0b04583429b4d703ad6620
[INFO] running `Command { std: "docker" "start" "-a" "681d335dfb483bbc2304f529169ac664f2b7dc7bea0b04583429b4d703ad6620", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "681d335dfb483bbc2304f529169ac664f2b7dc7bea0b04583429b4d703ad6620", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "681d335dfb483bbc2304f529169ac664f2b7dc7bea0b04583429b4d703ad6620", kill_on_drop: false }`
[INFO] [stdout] 681d335dfb483bbc2304f529169ac664f2b7dc7bea0b04583429b4d703ad6620
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6affff77f881a0701bc92e2433fc5b7a638cfd875e76ae156ad46e2fb8c6ec92
[INFO] running `Command { std: "docker" "start" "-a" "6affff77f881a0701bc92e2433fc5b7a638cfd875e76ae156ad46e2fb8c6ec92", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling moonlight_collections v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `itr`
[INFO] [stdout]   --> src/linked_list.rs:26:18
[INFO] [stdout]    |
[INFO] [stdout] 26 |             Some(itr) => true,
[INFO] [stdout]    |                  ^^^ help: if this is intentional, prefix it with an underscore: `_itr`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `hasNext` should have a snake case name
[INFO] [stdout]   --> src/linked_list.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn hasNext(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^ help: convert the identifier to snake case: `has_next`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "6affff77f881a0701bc92e2433fc5b7a638cfd875e76ae156ad46e2fb8c6ec92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6affff77f881a0701bc92e2433fc5b7a638cfd875e76ae156ad46e2fb8c6ec92", kill_on_drop: false }`
[INFO] [stdout] 6affff77f881a0701bc92e2433fc5b7a638cfd875e76ae156ad46e2fb8c6ec92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97ccc12389972684928b00e98c905c6328d890fcf6d41790b96f7c545d6eec03
[INFO] running `Command { std: "docker" "start" "-a" "97ccc12389972684928b00e98c905c6328d890fcf6d41790b96f7c545d6eec03", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `itr`
[INFO] [stdout]   --> src/linked_list.rs:26:18
[INFO] [stdout]    |
[INFO] [stdout] 26 |             Some(itr) => true,
[INFO] [stdout]    |                  ^^^ help: if this is intentional, prefix it with an underscore: `_itr`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling moonlight_collections v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `hasNext` should have a snake case name
[INFO] [stdout]   --> src/linked_list.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn hasNext(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^ help: convert the identifier to snake case: `has_next`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `itr`
[INFO] [stdout]   --> src/linked_list.rs:26:18
[INFO] [stdout]    |
[INFO] [stdout] 26 |             Some(itr) => true,
[INFO] [stdout]    |                  ^^^ help: if this is intentional, prefix it with an underscore: `_itr`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `hasNext` should have a snake case name
[INFO] [stdout]   --> src/linked_list.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn hasNext(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^ help: convert the identifier to snake case: `has_next`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "97ccc12389972684928b00e98c905c6328d890fcf6d41790b96f7c545d6eec03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97ccc12389972684928b00e98c905c6328d890fcf6d41790b96f7c545d6eec03", kill_on_drop: false }`
[INFO] [stdout] 97ccc12389972684928b00e98c905c6328d890fcf6d41790b96f7c545d6eec03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ebd5a113ad446d86238dbb3a417b046d1738058e6407f74e67cb6a63f8bf6842
[INFO] running `Command { std: "docker" "start" "-a" "ebd5a113ad446d86238dbb3a417b046d1738058e6407f74e67cb6a63f8bf6842", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `itr`
[INFO] [stderr]   --> src/linked_list.rs:26:18
[INFO] [stderr]    |
[INFO] [stderr] 26 |             Some(itr) => true,
[INFO] [stderr]    |                  ^^^ help: if this is intentional, prefix it with an underscore: `_itr`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `hasNext` should have a snake case name
[INFO] [stderr]   --> src/linked_list.rs:23:12
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub fn hasNext(&self) -> bool {
[INFO] [stderr]    |            ^^^^^^^ help: convert the identifier to snake case: `has_next`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `moonlight_collections` (lib) generated 2 warnings
[INFO] [stderr] warning: `moonlight_collections` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/moonlight_collections-7909d78697a5b337)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test linked_list::tests::add ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests moonlight_collections
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ebd5a113ad446d86238dbb3a417b046d1738058e6407f74e67cb6a63f8bf6842", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebd5a113ad446d86238dbb3a417b046d1738058e6407f74e67cb6a63f8bf6842", kill_on_drop: false }`
[INFO] [stdout] ebd5a113ad446d86238dbb3a417b046d1738058e6407f74e67cb6a63f8bf6842