[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] testing snproj/string_tree against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsnproj%2Fstring_tree" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/snproj/string_tree on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-0/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" "+1.55.0" "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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4857cf020fa4dbe8574663110143c23a5181fe02432b7067c50167240b269d30 [INFO] running `Command { std: "docker" "start" "-a" "4857cf020fa4dbe8574663110143c23a5181fe02432b7067c50167240b269d30", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4857cf020fa4dbe8574663110143c23a5181fe02432b7067c50167240b269d30", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4857cf020fa4dbe8574663110143c23a5181fe02432b7067c50167240b269d30", kill_on_drop: false }` [INFO] [stdout] 4857cf020fa4dbe8574663110143c23a5181fe02432b7067c50167240b269d30 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 39027f675373f9faf391410f65194d1352bb61c986310a979c9e08c2fce2a78f [INFO] running `Command { std: "docker" "start" "-a" "39027f675373f9faf391410f65194d1352bb61c986310a979c9e08c2fce2a78f", kill_on_drop: false }` [INFO] [stderr] Compiling 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: 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] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.78s [INFO] running `Command { std: "docker" "inspect" "39027f675373f9faf391410f65194d1352bb61c986310a979c9e08c2fce2a78f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "39027f675373f9faf391410f65194d1352bb61c986310a979c9e08c2fce2a78f", kill_on_drop: false }` [INFO] [stdout] 39027f675373f9faf391410f65194d1352bb61c986310a979c9e08c2fce2a78f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2bc03e67171c478c4fa920cebc061df88e93546b77b59c26ab7a8cd803612a79 [INFO] running `Command { std: "docker" "start" "-a" "2bc03e67171c478c4fa920cebc061df88e93546b77b59c26ab7a8cd803612a79", kill_on_drop: false }` [INFO] [stderr] Compiling 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: 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] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.86s [INFO] running `Command { std: "docker" "inspect" "2bc03e67171c478c4fa920cebc061df88e93546b77b59c26ab7a8cd803612a79", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2bc03e67171c478c4fa920cebc061df88e93546b77b59c26ab7a8cd803612a79", kill_on_drop: false }` [INFO] [stdout] 2bc03e67171c478c4fa920cebc061df88e93546b77b59c26ab7a8cd803612a79 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 671b5cf914cc705331f3f4d1522a211cc0e8e3db685fbb4da8836a894d0a594c [INFO] running `Command { std: "docker" "start" "-a" "671b5cf914cc705331f3f4d1522a211cc0e8e3db685fbb4da8836a894d0a594c", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: unused variable: `dict` [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/word_actionator.rs:168:57 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 168 | fn commence_action(&self, target: Arc>, dict: Arc>) -> Option>>{ [INFO] [stdout] [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_dict` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `pprint` [INFO] [stderr] --> src/traverser.rs:55:12 [INFO] [stderr] | [INFO] [stderr] 55 | pub fn pprint(thing: &VSON, tab_count: usize) { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `pprint_store` [INFO] [stderr] --> src/traverser.rs:121:12 [INFO] [stderr] | [INFO] [stderr] 121 | pub fn pprint_store(&self) { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `pprint_store_ptr` [INFO] [stderr] --> src/traverser.rs:125:12 [INFO] [stderr] | [INFO] [stderr] 125 | pub fn pprint_store_ptr(&self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `string_tree` (bin "string_tree" test) generated 4 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/string_tree-5d17426e1c9bf6ad) [INFO] running `Command { std: "docker" "inspect" "671b5cf914cc705331f3f4d1522a211cc0e8e3db685fbb4da8836a894d0a594c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "671b5cf914cc705331f3f4d1522a211cc0e8e3db685fbb4da8836a894d0a594c", kill_on_drop: false }` [INFO] [stdout] 671b5cf914cc705331f3f4d1522a211cc0e8e3db685fbb4da8836a894d0a594c