[INFO] cloning repository https://github.com/tersec/fileflow [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tersec/fileflow" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftersec%2Ffileflow", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftersec%2Ffileflow'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3189886510a6ebe4e70f42542ec61fcba58957d1 [INFO] checking tersec/fileflow against try#50b21af28e291c419ae81eebcb7705fb4200dc90 for pr-135167 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftersec%2Ffileflow" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tersec/fileflow on toolchain 50b21af28e291c419ae81eebcb7705fb4200dc90 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+50b21af28e291c419ae81eebcb7705fb4200dc90" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tersec/fileflow [INFO] finished tweaking git repo https://github.com/tersec/fileflow [INFO] tweaked toml for git repo https://github.com/tersec/fileflow written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/tersec/fileflow already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+50b21af28e291c419ae81eebcb7705fb4200dc90" "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 [ERROR] error running command: no output for 300 seconds [INFO] checking tersec/fileflow against try#50b21af28e291c419ae81eebcb7705fb4200dc90 for pr-135167 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftersec%2Ffileflow" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tersec/fileflow on toolchain 50b21af28e291c419ae81eebcb7705fb4200dc90 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+50b21af28e291c419ae81eebcb7705fb4200dc90" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tersec/fileflow [INFO] finished tweaking git repo https://github.com/tersec/fileflow [INFO] tweaked toml for git repo https://github.com/tersec/fileflow written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/tersec/fileflow already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+50b21af28e291c419ae81eebcb7705fb4200dc90" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+50b21af28e291c419ae81eebcb7705fb4200dc90" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3df839e15c8c336de4c00f6be584850a0d118dd8867a8a3043f40346db27f675 [INFO] running `Command { std: "docker" "start" "-a" "3df839e15c8c336de4c00f6be584850a0d118dd8867a8a3043f40346db27f675", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3df839e15c8c336de4c00f6be584850a0d118dd8867a8a3043f40346db27f675", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3df839e15c8c336de4c00f6be584850a0d118dd8867a8a3043f40346db27f675", kill_on_drop: false }` [INFO] [stdout] 3df839e15c8c336de4c00f6be584850a0d118dd8867a8a3043f40346db27f675 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+50b21af28e291c419ae81eebcb7705fb4200dc90" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 85c21784e46c36feb35de70281f0df23180d07ba68f9267431e74483c9403aac [INFO] running `Command { std: "docker" "start" "-a" "85c21784e46c36feb35de70281f0df23180d07ba68f9267431e74483c9403aac", kill_on_drop: false }` [INFO] [stderr] Checking fileflow v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `l0_hash_index_files` [INFO] [stdout] --> src/main.rs:455:34 [INFO] [stdout] | [INFO] [stdout] 455 | let (l0_tree, l0_hash_index, l0_hash_index_files) = [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_l0_hash_index_files` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `l1_hash_index_files` [INFO] [stdout] --> src/main.rs:457:22 [INFO] [stdout] | [INFO] [stdout] 457 | let (l1_tree, _, l1_hash_index_files) = build_source_tree(&l1_lines, &common_hashes); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_l1_hash_index_files` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `found_file_set` [INFO] [stdout] --> src/main.rs:479:40 [INFO] [stdout] | [INFO] [stdout] 479 | let (found_paths, found_score, found_file_set) = brute_force_find_best_match( [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_found_file_set` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `bit_index` [INFO] [stdout] --> src/main.rs:500:21 [INFO] [stdout] | [INFO] [stdout] 500 | for bit_index in get_set_bits(&x) { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bit_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:499:21 [INFO] [stdout] | [INFO] [stdout] 499 | let mut s: String = "".to_string(); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `sub_hash_bitmaps` is never used [INFO] [stdout] --> src/main.rs:154:4 [INFO] [stdout] | [INFO] [stdout] 154 | fn sub_hash_bitmaps(x: &HashBitmap, y: &HashBitmap) -> HashBitmap { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `format_changed` is never used [INFO] [stdout] --> src/main.rs:498:16 [INFO] [stdout] | [INFO] [stdout] 498 | fn format_changed(x: FileSet) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `l0_hash_index_files` [INFO] [stdout] --> src/main.rs:455:34 [INFO] [stdout] | [INFO] [stdout] 455 | let (l0_tree, l0_hash_index, l0_hash_index_files) = [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_l0_hash_index_files` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `l1_hash_index_files` [INFO] [stdout] --> src/main.rs:457:22 [INFO] [stdout] | [INFO] [stdout] 457 | let (l1_tree, _, l1_hash_index_files) = build_source_tree(&l1_lines, &common_hashes); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_l1_hash_index_files` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `found_file_set` [INFO] [stdout] --> src/main.rs:479:40 [INFO] [stdout] | [INFO] [stdout] 479 | let (found_paths, found_score, found_file_set) = brute_force_find_best_match( [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_found_file_set` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `bit_index` [INFO] [stdout] --> src/main.rs:500:21 [INFO] [stdout] | [INFO] [stdout] 500 | for bit_index in get_set_bits(&x) { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bit_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:499:21 [INFO] [stdout] | [INFO] [stdout] 499 | let mut s: String = "".to_string(); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `sub_hash_bitmaps` is never used [INFO] [stdout] --> src/main.rs:154:4 [INFO] [stdout] | [INFO] [stdout] 154 | fn sub_hash_bitmaps(x: &HashBitmap, y: &HashBitmap) -> HashBitmap { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s [INFO] running `Command { std: "docker" "inspect" "85c21784e46c36feb35de70281f0df23180d07ba68f9267431e74483c9403aac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "85c21784e46c36feb35de70281f0df23180d07ba68f9267431e74483c9403aac", kill_on_drop: false }` [INFO] [stdout] 85c21784e46c36feb35de70281f0df23180d07ba68f9267431e74483c9403aac