[INFO] cloning repository https://github.com/snproj/string_tree [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/snproj/string_tree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsnproj%2Fstring_tree", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsnproj%2Fstring_tree'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e0d027841bb690851e8e4164d4023ff19747ac61 [INFO] checking snproj/string_tree against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsnproj%2Fstring_tree" "/workspace/builds/worker-15/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/snproj/string_tree on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/snproj/string_tree [INFO] finished tweaking git repo https://github.com/snproj/string_tree [INFO] tweaked toml for git repo https://github.com/snproj/string_tree written to /workspace/builds/worker-15/source/Cargo.toml [INFO] crate git repo https://github.com/snproj/string_tree already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 57442b6d065d0709f54fbe9c4db6529663e3fcc0a3c1c7e2414ecb97836f4af9 [INFO] running `Command { std: "docker" "start" "-a" "57442b6d065d0709f54fbe9c4db6529663e3fcc0a3c1c7e2414ecb97836f4af9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "57442b6d065d0709f54fbe9c4db6529663e3fcc0a3c1c7e2414ecb97836f4af9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "57442b6d065d0709f54fbe9c4db6529663e3fcc0a3c1c7e2414ecb97836f4af9", kill_on_drop: false }` [INFO] [stdout] 57442b6d065d0709f54fbe9c4db6529663e3fcc0a3c1c7e2414ecb97836f4af9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 227a7cbe7608c711904d88a825e54a03a6fcc4618d7db74d61299fa319ee6db1 [INFO] running `Command { std: "docker" "start" "-a" "227a7cbe7608c711904d88a825e54a03a6fcc4618d7db74d61299fa319ee6db1", kill_on_drop: false }` [INFO] [stderr] Checking string_tree v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `dict` [INFO] [stdout] --> src/word_actionator.rs:168:57 [INFO] [stdout] | [INFO] [stdout] 168 | fn commence_action(&self, target: Arc>, dict: Arc>) -> Option>>{ [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_dict` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `dict` [INFO] [stdout] --> src/word_actionator.rs:168:57 [INFO] [stdout] | [INFO] [stdout] 168 | fn commence_action(&self, target: Arc>, dict: Arc>) -> Option>>{ [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_dict` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `pprint` [INFO] [stdout] --> src/traverser.rs:55:12 [INFO] [stdout] | [INFO] [stdout] 55 | pub fn pprint(thing: &VSON, tab_count: usize) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `pprint_store` [INFO] [stdout] --> src/traverser.rs:121:12 [INFO] [stdout] | [INFO] [stdout] 121 | pub fn pprint_store(&self) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `pprint_store_ptr` [INFO] [stdout] --> src/traverser.rs:125:12 [INFO] [stdout] | [INFO] [stdout] 125 | pub fn pprint_store_ptr(&self) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `pprint` [INFO] [stdout] --> src/traverser.rs:55:12 [INFO] [stdout] | [INFO] [stdout] 55 | pub fn pprint(thing: &VSON, tab_count: usize) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `pprint_store` [INFO] [stdout] --> src/traverser.rs:121:12 [INFO] [stdout] | [INFO] [stdout] 121 | pub fn pprint_store(&self) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `pprint_store_ptr` [INFO] [stdout] --> src/traverser.rs:125:12 [INFO] [stdout] | [INFO] [stdout] 125 | pub fn pprint_store_ptr(&self) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.27s [INFO] running `Command { std: "docker" "inspect" "227a7cbe7608c711904d88a825e54a03a6fcc4618d7db74d61299fa319ee6db1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "227a7cbe7608c711904d88a825e54a03a6fcc4618d7db74d61299fa319ee6db1", kill_on_drop: false }` [INFO] [stdout] 227a7cbe7608c711904d88a825e54a03a6fcc4618d7db74d61299fa319ee6db1