[INFO] cloning repository https://github.com/jaimegonzalezfabregas/amazonas [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jaimegonzalezfabregas/amazonas" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaimegonzalezfabregas%2Famazonas", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaimegonzalezfabregas%2Famazonas'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9ac969b6186a2fc716e99c1a219f782041a151db [INFO] checking jaimegonzalezfabregas/amazonas against try#5785402183672f7786e9dc343d7b435bdaf4a4bc for pr-138001 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaimegonzalezfabregas%2Famazonas" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jaimegonzalezfabregas/amazonas on toolchain 5785402183672f7786e9dc343d7b435bdaf4a4bc [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5785402183672f7786e9dc343d7b435bdaf4a4bc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jaimegonzalezfabregas/amazonas [INFO] finished tweaking git repo https://github.com/jaimegonzalezfabregas/amazonas [INFO] tweaked toml for git repo https://github.com/jaimegonzalezfabregas/amazonas written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/jaimegonzalezfabregas/amazonas 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" "+5785402183672f7786e9dc343d7b435bdaf4a4bc" "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 jaimegonzalezfabregas/amazonas against try#5785402183672f7786e9dc343d7b435bdaf4a4bc for pr-138001 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaimegonzalezfabregas%2Famazonas" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jaimegonzalezfabregas/amazonas on toolchain 5785402183672f7786e9dc343d7b435bdaf4a4bc [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5785402183672f7786e9dc343d7b435bdaf4a4bc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jaimegonzalezfabregas/amazonas [INFO] finished tweaking git repo https://github.com/jaimegonzalezfabregas/amazonas [INFO] tweaked toml for git repo https://github.com/jaimegonzalezfabregas/amazonas written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/jaimegonzalezfabregas/amazonas 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" "+5785402183672f7786e9dc343d7b435bdaf4a4bc" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+5785402183672f7786e9dc343d7b435bdaf4a4bc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5cc6cb49730545b7752286f1c2b6bc11e857389ebd97e06a3fa4392fd07cd599 [INFO] running `Command { std: "docker" "start" "-a" "5cc6cb49730545b7752286f1c2b6bc11e857389ebd97e06a3fa4392fd07cd599", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5cc6cb49730545b7752286f1c2b6bc11e857389ebd97e06a3fa4392fd07cd599", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5cc6cb49730545b7752286f1c2b6bc11e857389ebd97e06a3fa4392fd07cd599", kill_on_drop: false }` [INFO] [stdout] 5cc6cb49730545b7752286f1c2b6bc11e857389ebd97e06a3fa4392fd07cd599 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+5785402183672f7786e9dc343d7b435bdaf4a4bc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0ef1f324840b3ca25e5a5a9664e12bd29ea295d5913159bb60a027ef21d8a779 [INFO] running `Command { std: "docker" "start" "-a" "0ef1f324840b3ca25e5a5a9664e12bd29ea295d5913159bb60a027ef21d8a779", kill_on_drop: false }` [INFO] [stderr] Checking _amazonas v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: method `next` is never used [INFO] [stdout] --> src/main.rs:20:8 [INFO] [stdout] | [INFO] [stdout] 11 | impl Cell { [INFO] [stdout] | --------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 20 | fn next(&self) -> Self { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `combo_count`, `parse`, `amazon_count`, `tree_count`, and `next` are never used [INFO] [stdout] --> src/main.rs:48:8 [INFO] [stdout] | [INFO] [stdout] 35 | impl Board { [INFO] [stdout] | ---------- associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 48 | fn combo_count(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 52 | fn parse(human_string: &str) -> Self { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 73 | fn amazon_count(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 87 | fn tree_count(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 111 | fn next(&mut self) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/tests.rs:7:13 [INFO] [stdout] | [INFO] [stdout] 7 | let mut test_board = Board::parse("ATA|TT |A "); [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: variable does not need to be mutable [INFO] [stdout] --> src/tests.rs:13:13 [INFO] [stdout] | [INFO] [stdout] 13 | let mut test_board = Board::parse("ATA | T | | ATA"); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/tests.rs:19:13 [INFO] [stdout] | [INFO] [stdout] 19 | let mut test_board = Board::parse(" A | A| | "); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `next` is never used [INFO] [stdout] --> src/main.rs:20:8 [INFO] [stdout] | [INFO] [stdout] 11 | impl Cell { [INFO] [stdout] | --------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 20 | fn next(&self) -> Self { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `combo_count`, `amazon_count`, `tree_count`, and `next` are never used [INFO] [stdout] --> src/main.rs:48:8 [INFO] [stdout] | [INFO] [stdout] 35 | impl Board { [INFO] [stdout] | ---------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 48 | fn combo_count(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 73 | fn amazon_count(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 87 | fn tree_count(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 111 | fn next(&mut self) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.06s [INFO] running `Command { std: "docker" "inspect" "0ef1f324840b3ca25e5a5a9664e12bd29ea295d5913159bb60a027ef21d8a779", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0ef1f324840b3ca25e5a5a9664e12bd29ea295d5913159bb60a027ef21d8a779", kill_on_drop: false }` [INFO] [stdout] 0ef1f324840b3ca25e5a5a9664e12bd29ea295d5913159bb60a027ef21d8a779