[INFO] cloning repository https://github.com/svranesevic/rust-scratch-pad [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/svranesevic/rust-scratch-pad" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsvranesevic%2Frust-scratch-pad", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsvranesevic%2Frust-scratch-pad'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cca38c33e136a2f9fe8f1547256ddedbadddf4a6 [INFO] checking svranesevic/rust-scratch-pad against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsvranesevic%2Frust-scratch-pad" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/svranesevic/rust-scratch-pad on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/svranesevic/rust-scratch-pad [INFO] finished tweaking git repo https://github.com/svranesevic/rust-scratch-pad [INFO] tweaked toml for git repo https://github.com/svranesevic/rust-scratch-pad written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/svranesevic/rust-scratch-pad 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [ERROR] this task or one of its parent failed! [ERROR] no output for 300 seconds [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace. [INFO] checking svranesevic/rust-scratch-pad against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsvranesevic%2Frust-scratch-pad" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/svranesevic/rust-scratch-pad on toolchain f9935d29d867449445ee008640ccca1bf1ae0889 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/svranesevic/rust-scratch-pad [INFO] finished tweaking git repo https://github.com/svranesevic/rust-scratch-pad [INFO] tweaked toml for git repo https://github.com/svranesevic/rust-scratch-pad written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/svranesevic/rust-scratch-pad 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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "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 svranesevic/rust-scratch-pad against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsvranesevic%2Frust-scratch-pad" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/svranesevic/rust-scratch-pad on toolchain f9935d29d867449445ee008640ccca1bf1ae0889 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/svranesevic/rust-scratch-pad [INFO] finished tweaking git repo https://github.com/svranesevic/rust-scratch-pad [INFO] tweaked toml for git repo https://github.com/svranesevic/rust-scratch-pad written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/svranesevic/rust-scratch-pad 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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "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-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b02a5bb53ab9e7412c75bc6af6d280736a7b8f26b8e74fd05e86b0b98b1aa79c [INFO] running `Command { std: "docker" "start" "-a" "b02a5bb53ab9e7412c75bc6af6d280736a7b8f26b8e74fd05e86b0b98b1aa79c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b02a5bb53ab9e7412c75bc6af6d280736a7b8f26b8e74fd05e86b0b98b1aa79c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b02a5bb53ab9e7412c75bc6af6d280736a7b8f26b8e74fd05e86b0b98b1aa79c", kill_on_drop: false }` [INFO] [stdout] b02a5bb53ab9e7412c75bc6af6d280736a7b8f26b8e74fd05e86b0b98b1aa79c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dtail_expr_drop_order" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0d6fb4a8eb406ebcddd0ba53e9a754129fb409757ce5bffae38a9c8d15fd4107 [INFO] running `Command { std: "docker" "start" "-a" "0d6fb4a8eb406ebcddd0ba53e9a754129fb409757ce5bffae38a9c8d15fd4107", kill_on_drop: false }` [INFO] [stderr] Checking rust-scratch-pad v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `Graph` is never constructed [INFO] [stdout] --> src/graph.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Graph { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Graph` is never constructed [INFO] [stdout] --> src/graph.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Graph { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `add_node`, `add_edge`, `get_node`, and `get_node_mut` are never used [INFO] [stdout] --> src/graph.rs:13:12 [INFO] [stdout] | [INFO] [stdout] 9 | / impl Graph [INFO] [stdout] 10 | | where [INFO] [stdout] 11 | | NodeId: Eq + Hash, [INFO] [stdout] | |______________________- associated items in this implementation [INFO] [stdout] 12 | { [INFO] [stdout] 13 | pub fn new() -> Graph { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 20 | pub fn add_node(self: &mut Graph, id: NodeId, node: Node) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 24 | pub fn add_edge(self: &mut Self, from: NodeId, to: NodeId, edge: Edge) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 28 | pub fn get_node(self: &Self, node: NodeId) -> Option<&Node> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 32 | pub fn get_node_mut(self: &mut Self, node: NodeId) -> Option<&mut Node> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `add_node`, `add_edge`, `get_node`, and `get_node_mut` are never used [INFO] [stdout] --> src/graph.rs:13:12 [INFO] [stdout] | [INFO] [stdout] 9 | / impl Graph [INFO] [stdout] 10 | | where [INFO] [stdout] 11 | | NodeId: Eq + Hash, [INFO] [stdout] | |______________________- associated items in this implementation [INFO] [stdout] 12 | { [INFO] [stdout] 13 | pub fn new() -> Graph { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 20 | pub fn add_node(self: &mut Graph, id: NodeId, node: Node) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 24 | pub fn add_edge(self: &mut Self, from: NodeId, to: NodeId, edge: Edge) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 28 | pub fn get_node(self: &Self, node: NodeId) -> Option<&Node> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 32 | pub fn get_node_mut(self: &mut Self, node: NodeId) -> Option<&mut Node> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `add_symetric_edge` is never used [INFO] [stdout] --> src/graph.rs:42:12 [INFO] [stdout] | [INFO] [stdout] 37 | / impl Graph [INFO] [stdout] 38 | | where [INFO] [stdout] 39 | | NodeId: Eq + Hash + Clone, [INFO] [stdout] 40 | | Edge: Clone, [INFO] [stdout] | |________________- method in this implementation [INFO] [stdout] 41 | { [INFO] [stdout] 42 | pub fn add_symetric_edge(self: &mut Self, from: NodeId, to: NodeId, edge: Edge) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `add_symetric_edge` is never used [INFO] [stdout] --> src/graph.rs:42:12 [INFO] [stdout] | [INFO] [stdout] 37 | / impl Graph [INFO] [stdout] 38 | | where [INFO] [stdout] 39 | | NodeId: Eq + Hash + Clone, [INFO] [stdout] 40 | | Edge: Clone, [INFO] [stdout] | |________________- method in this implementation [INFO] [stdout] 41 | { [INFO] [stdout] 42 | pub fn add_symetric_edge(self: &mut Self, from: NodeId, to: NodeId, edge: Edge) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `add_node_id` is never used [INFO] [stdout] --> src/graph.rs:52:12 [INFO] [stdout] | [INFO] [stdout] 48 | / impl Graph [INFO] [stdout] 49 | | where [INFO] [stdout] 50 | | NodeId: Eq + Hash, [INFO] [stdout] | |______________________- method in this implementation [INFO] [stdout] 51 | { [INFO] [stdout] 52 | pub fn add_node_id(self: &mut Self, node: NodeId) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `add_node_id` is never used [INFO] [stdout] --> src/graph.rs:52:12 [INFO] [stdout] | [INFO] [stdout] 48 | / impl Graph [INFO] [stdout] 49 | | where [INFO] [stdout] 50 | | NodeId: Eq + Hash, [INFO] [stdout] | |______________________- method in this implementation [INFO] [stdout] 51 | { [INFO] [stdout] 52 | pub fn add_node_id(self: &mut Self, node: NodeId) { [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` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] running `Command { std: "docker" "inspect" "0d6fb4a8eb406ebcddd0ba53e9a754129fb409757ce5bffae38a9c8d15fd4107", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0d6fb4a8eb406ebcddd0ba53e9a754129fb409757ce5bffae38a9c8d15fd4107", kill_on_drop: false }` [INFO] [stdout] 0d6fb4a8eb406ebcddd0ba53e9a754129fb409757ce5bffae38a9c8d15fd4107