[INFO] cloning repository https://github.com/rahulc29/randlite [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rahulc29/randlite" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frahulc29%2Frandlite", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frahulc29%2Frandlite'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 66e2fe0a0726397af4f53ff99cd2aae3e8570fff [INFO] checking rahulc29/randlite against master#d97bb195bf7b84815622b235cb51171c1b8f7e51 for pr-117905 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frahulc29%2Frandlite" "/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/rahulc29/randlite on toolchain d97bb195bf7b84815622b235cb51171c1b8f7e51 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d97bb195bf7b84815622b235cb51171c1b8f7e51" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/rahulc29/randlite [INFO] finished tweaking git repo https://github.com/rahulc29/randlite [INFO] tweaked toml for git repo https://github.com/rahulc29/randlite written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d97bb195bf7b84815622b235cb51171c1b8f7e51" "generate-lockfile" "--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 rahulc29/randlite against try#1930f260edd7e614aa013a0665aa5cfd0ada0501 for pr-117905 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frahulc29%2Frandlite" "/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/rahulc29/randlite on toolchain 1930f260edd7e614aa013a0665aa5cfd0ada0501 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1930f260edd7e614aa013a0665aa5cfd0ada0501" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/rahulc29/randlite [INFO] finished tweaking git repo https://github.com/rahulc29/randlite [INFO] tweaked toml for git repo https://github.com/rahulc29/randlite written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1930f260edd7e614aa013a0665aa5cfd0ada0501" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1930f260edd7e614aa013a0665aa5cfd0ada0501" "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 [INFO] checking rahulc29/randlite against try#1930f260edd7e614aa013a0665aa5cfd0ada0501 for pr-117905 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frahulc29%2Frandlite" "/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/rahulc29/randlite on toolchain 1930f260edd7e614aa013a0665aa5cfd0ada0501 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1930f260edd7e614aa013a0665aa5cfd0ada0501" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/rahulc29/randlite [INFO] finished tweaking git repo https://github.com/rahulc29/randlite [INFO] tweaked toml for git repo https://github.com/rahulc29/randlite written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1930f260edd7e614aa013a0665aa5cfd0ada0501" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1930f260edd7e614aa013a0665aa5cfd0ada0501" "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 rahulc29/randlite against try#1930f260edd7e614aa013a0665aa5cfd0ada0501 for pr-117905 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frahulc29%2Frandlite" "/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/rahulc29/randlite on toolchain 1930f260edd7e614aa013a0665aa5cfd0ada0501 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1930f260edd7e614aa013a0665aa5cfd0ada0501" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/rahulc29/randlite [INFO] finished tweaking git repo https://github.com/rahulc29/randlite [INFO] tweaked toml for git repo https://github.com/rahulc29/randlite written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1930f260edd7e614aa013a0665aa5cfd0ada0501" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1930f260edd7e614aa013a0665aa5cfd0ada0501" "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 [INFO] checking rahulc29/randlite against try#1930f260edd7e614aa013a0665aa5cfd0ada0501 for pr-117905 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frahulc29%2Frandlite" "/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/rahulc29/randlite on toolchain 1930f260edd7e614aa013a0665aa5cfd0ada0501 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1930f260edd7e614aa013a0665aa5cfd0ada0501" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/rahulc29/randlite [INFO] finished tweaking git repo https://github.com/rahulc29/randlite [INFO] tweaked toml for git repo https://github.com/rahulc29/randlite written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1930f260edd7e614aa013a0665aa5cfd0ada0501" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1930f260edd7e614aa013a0665aa5cfd0ada0501" "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-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" "+1930f260edd7e614aa013a0665aa5cfd0ada0501" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e91e4ee695c31aecefc8e34230d62ba95662c7fe7ae3ffaa84bd157ea5fe76d9 [INFO] running `Command { std: "docker" "start" "-a" "e91e4ee695c31aecefc8e34230d62ba95662c7fe7ae3ffaa84bd157ea5fe76d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e91e4ee695c31aecefc8e34230d62ba95662c7fe7ae3ffaa84bd157ea5fe76d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e91e4ee695c31aecefc8e34230d62ba95662c7fe7ae3ffaa84bd157ea5fe76d9", kill_on_drop: false }` [INFO] [stdout] e91e4ee695c31aecefc8e34230d62ba95662c7fe7ae3ffaa84bd157ea5fe76d9 [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" "+1930f260edd7e614aa013a0665aa5cfd0ada0501" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4156e80d34a2356a154095f482bdafc5d0a236348477782670fb0b2fdd97500e [INFO] running `Command { std: "docker" "start" "-a" "4156e80d34a2356a154095f482bdafc5d0a236348477782670fb0b2fdd97500e", kill_on_drop: false }` [INFO] [stderr] Checking randlite v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/acorn_generator.rs:13:38 [INFO] [stdout] | [INFO] [stdout] 13 | Box::new(AcornGenerator::new(20, (1 << 60), default_factory())) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 13 - Box::new(AcornGenerator::new(20, (1 << 60), default_factory())) [INFO] [stdout] 13 + Box::new(AcornGenerator::new(20, 1 << 60, default_factory())) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::acorn_generator::AcornGenerator` [INFO] [stdout] --> src/lib.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | use crate::acorn_generator::AcornGenerator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `MTGenerator` [INFO] [stdout] --> src/lib.rs:14:45 [INFO] [stdout] | [INFO] [stdout] 14 | use crate::mt_generator::{mt_generator, MTGenerator}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::seed_factory::default_factory` [INFO] [stdout] --> src/lib.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | use crate::seed_factory::default_factory; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/acorn_generator.rs:13:38 [INFO] [stdout] | [INFO] [stdout] 13 | Box::new(AcornGenerator::new(20, (1 << 60), default_factory())) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 13 - Box::new(AcornGenerator::new(20, (1 << 60), default_factory())) [INFO] [stdout] 13 + Box::new(AcornGenerator::new(20, 1 << 60, default_factory())) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `to_return` is never read [INFO] [stdout] --> src/mt_generator.rs:52:17 [INFO] [stdout] | [INFO] [stdout] 52 | let mut to_return = 0u64; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `to_return` is never read [INFO] [stdout] --> src/mt_generator.rs:52:17 [INFO] [stdout] | [INFO] [stdout] 52 | let mut to_return = 0u64; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `bsd_generator` is never used [INFO] [stdout] --> src/linear_congruential_generator.rs:66:8 [INFO] [stdout] | [INFO] [stdout] 66 | pub fn bsd_generator() -> Box { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `microsoft_generator` is never used [INFO] [stdout] --> src/linear_congruential_generator.rs:76:8 [INFO] [stdout] | [INFO] [stdout] 76 | pub fn microsoft_generator() -> Box { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `default_factory` is never used [INFO] [stdout] --> src/seed_factory.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn default_factory() -> Box { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mt_generator` is never used [INFO] [stdout] --> src/mt_generator.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn mt_generator() -> Box { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new` and `state` are never used [INFO] [stdout] --> src/mt_generator.rs:21:12 [INFO] [stdout] | [INFO] [stdout] 20 | impl MTGenerator { [INFO] [stdout] | ---------------- associated items in this implementation [INFO] [stdout] 21 | pub fn new(seed: u32) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 91 | pub fn state(&self) -> &Vec { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `acorn_generator` is never used [INFO] [stdout] --> src/acorn_generator.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn acorn_generator() -> Box { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/acorn_generator.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 16 | impl AcornGenerator { [INFO] [stdout] | ------------------- associated function in this implementation [INFO] [stdout] 17 | pub fn new(k: usize, modulo: u64, factory: Box) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `state` is never used [INFO] [stdout] --> src/mt_generator.rs:91:12 [INFO] [stdout] | [INFO] [stdout] 20 | impl MTGenerator { [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 91 | pub fn state(&self) -> &Vec { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `acorn_generator` is never used [INFO] [stdout] --> src/acorn_generator.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn acorn_generator() -> Box { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/acorn_generator.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 16 | impl AcornGenerator { [INFO] [stdout] | ------------------- associated function in this implementation [INFO] [stdout] 17 | pub fn new(k: usize, modulo: u64, factory: Box) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.21s [INFO] running `Command { std: "docker" "inspect" "4156e80d34a2356a154095f482bdafc5d0a236348477782670fb0b2fdd97500e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4156e80d34a2356a154095f482bdafc5d0a236348477782670fb0b2fdd97500e", kill_on_drop: false }` [INFO] [stdout] 4156e80d34a2356a154095f482bdafc5d0a236348477782670fb0b2fdd97500e