[INFO] cloning repository https://github.com/raiker/persistent-rope [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/raiker/persistent-rope" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraiker%2Fpersistent-rope", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraiker%2Fpersistent-rope'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7f638488c32998e1683a0a3ba8de4846c9a5dee7 [INFO] checking raiker/persistent-rope against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraiker%2Fpersistent-rope" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/raiker/persistent-rope on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/raiker/persistent-rope [INFO] finished tweaking git repo https://github.com/raiker/persistent-rope [INFO] tweaked toml for git repo https://github.com/raiker/persistent-rope written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/raiker/persistent-rope 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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "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 raiker/persistent-rope against try#72eda894eb3548c7ba774079ce0afab42958d4ee for pr-121848-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraiker%2Fpersistent-rope" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/raiker/persistent-rope on toolchain 72eda894eb3548c7ba774079ce0afab42958d4ee [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/raiker/persistent-rope [INFO] finished tweaking git repo https://github.com/raiker/persistent-rope [INFO] tweaked toml for git repo https://github.com/raiker/persistent-rope written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/raiker/persistent-rope 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" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "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 raiker/persistent-rope against try#72eda894eb3548c7ba774079ce0afab42958d4ee for pr-121848-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraiker%2Fpersistent-rope" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/raiker/persistent-rope on toolchain 72eda894eb3548c7ba774079ce0afab42958d4ee [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/raiker/persistent-rope [INFO] finished tweaking git repo https://github.com/raiker/persistent-rope [INFO] tweaked toml for git repo https://github.com/raiker/persistent-rope written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/raiker/persistent-rope 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" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3b067c728ea5cc94ec66b2604d1a82b21486e99de00fab45c984531adfc3434e [INFO] running `Command { std: "docker" "start" "-a" "3b067c728ea5cc94ec66b2604d1a82b21486e99de00fab45c984531adfc3434e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3b067c728ea5cc94ec66b2604d1a82b21486e99de00fab45c984531adfc3434e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3b067c728ea5cc94ec66b2604d1a82b21486e99de00fab45c984531adfc3434e", kill_on_drop: false }` [INFO] [stdout] 3b067c728ea5cc94ec66b2604d1a82b21486e99de00fab45c984531adfc3434e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2394bdb3a525dfaa537593dbf0a98cdd22a123bb18135b0bc6e2f125b6e16917 [INFO] running `Command { std: "docker" "start" "-a" "2394bdb3a525dfaa537593dbf0a98cdd22a123bb18135b0bc6e2f125b6e16917", kill_on_drop: false }` [INFO] [stderr] Checking persistent-rope v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Ord` is imported redundantly [INFO] [stdout] --> src/main.rs:2:16 [INFO] [stdout] | [INFO] [stdout] 2 | use std::cmp::{Ord, Ordering}; [INFO] [stdout] | ^^^ [INFO] [stdout] --> /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/std/src/prelude/mod.rs:105:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Ord` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Ord` is imported redundantly [INFO] [stdout] --> src/main.rs:2:16 [INFO] [stdout] | [INFO] [stdout] 2 | use std::cmp::{Ord, Ordering}; [INFO] [stdout] | ^^^ [INFO] [stdout] --> /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/std/src/prelude/mod.rs:105:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Ord` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Rc` is imported redundantly [INFO] [stdout] --> src/main.rs:412:6 [INFO] [stdout] | [INFO] [stdout] 412 | use std::rc::Rc; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 413 | use super::*; [INFO] [stdout] | -------- the item `Rc` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `HasColour` is imported redundantly [INFO] [stdout] --> src/main.rs:414:6 [INFO] [stdout] | [INFO] [stdout] 413 | use super::*; [INFO] [stdout] | -------- the item `HasColour` is already imported here [INFO] [stdout] 414 | use super::HasColour; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `parent` [INFO] [stdout] --> src/main.rs:141:69 [INFO] [stdout] | [INFO] [stdout] 141 | ... &Rc>>, parent: Option<&Rc>>>) -> InsertionResultRecursion{ [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `RcSliceableString` is never constructed [INFO] [stdout] --> src/rcstr.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct RcSliceableString { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `slice`, and `as_str` are never used [INFO] [stdout] --> src/rcstr.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 9 | impl RcSliceableString { [INFO] [stdout] | ---------------------- associated items in this implementation [INFO] [stdout] 10 | pub fn new(s: String) -> RcSliceableString { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | pub fn slice(&self, start: usize, len: usize) -> RcSliceableString { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 34 | pub fn as_str(&self) -> &str { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `parent` [INFO] [stdout] --> src/main.rs:141:69 [INFO] [stdout] | [INFO] [stdout] 141 | ... &Rc>>, parent: Option<&Rc>>>) -> InsertionResultRecursion{ [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s [INFO] running `Command { std: "docker" "inspect" "2394bdb3a525dfaa537593dbf0a98cdd22a123bb18135b0bc6e2f125b6e16917", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2394bdb3a525dfaa537593dbf0a98cdd22a123bb18135b0bc6e2f125b6e16917", kill_on_drop: false }` [INFO] [stdout] 2394bdb3a525dfaa537593dbf0a98cdd22a123bb18135b0bc6e2f125b6e16917