[INFO] cloning repository https://github.com/rauljordan/storage-optimization-problem
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rauljordan/storage-optimization-problem" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frauljordan%2Fstorage-optimization-problem", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frauljordan%2Fstorage-optimization-problem'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 315dbd0fda43585f084106f1a97ce85b35fe64e3
[INFO] checking rauljordan/storage-optimization-problem against master#1280928a99ad3ef2c5735b42dc8852456ae3b974 for pr-120798
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frauljordan%2Fstorage-optimization-problem" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rauljordan/storage-optimization-problem on toolchain 1280928a99ad3ef2c5735b42dc8852456ae3b974
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1280928a99ad3ef2c5735b42dc8852456ae3b974" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rauljordan/storage-optimization-problem
[INFO] finished tweaking git repo https://github.com/rauljordan/storage-optimization-problem
[INFO] tweaked toml for git repo https://github.com/rauljordan/storage-optimization-problem written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/rauljordan/storage-optimization-problem 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" "+1280928a99ad3ef2c5735b42dc8852456ae3b974" "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
[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 rauljordan/storage-optimization-problem against try#9b9e20bc79549d80ab413f49d990713851172cc1 for pr-120798
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frauljordan%2Fstorage-optimization-problem" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rauljordan/storage-optimization-problem on toolchain 9b9e20bc79549d80ab413f49d990713851172cc1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9b9e20bc79549d80ab413f49d990713851172cc1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rauljordan/storage-optimization-problem
[INFO] finished tweaking git repo https://github.com/rauljordan/storage-optimization-problem
[INFO] tweaked toml for git repo https://github.com/rauljordan/storage-optimization-problem written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/rauljordan/storage-optimization-problem 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" "+9b9e20bc79549d80ab413f49d990713851172cc1" "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 rauljordan/storage-optimization-problem against try#9b9e20bc79549d80ab413f49d990713851172cc1 for pr-120798
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frauljordan%2Fstorage-optimization-problem" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rauljordan/storage-optimization-problem on toolchain 9b9e20bc79549d80ab413f49d990713851172cc1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9b9e20bc79549d80ab413f49d990713851172cc1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rauljordan/storage-optimization-problem
[INFO] finished tweaking git repo https://github.com/rauljordan/storage-optimization-problem
[INFO] tweaked toml for git repo https://github.com/rauljordan/storage-optimization-problem written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/rauljordan/storage-optimization-problem 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" "+9b9e20bc79549d80ab413f49d990713851172cc1" "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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+9b9e20bc79549d80ab413f49d990713851172cc1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 55cb78e95c663003d5dd4c165dc9d2c7deb13e946fd05f03266799080a867b82
[INFO] running `Command { std: "docker" "start" "-a" "55cb78e95c663003d5dd4c165dc9d2c7deb13e946fd05f03266799080a867b82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "55cb78e95c663003d5dd4c165dc9d2c7deb13e946fd05f03266799080a867b82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55cb78e95c663003d5dd4c165dc9d2c7deb13e946fd05f03266799080a867b82", kill_on_drop: false }`
[INFO] [stdout] 55cb78e95c663003d5dd4c165dc9d2c7deb13e946fd05f03266799080a867b82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+9b9e20bc79549d80ab413f49d990713851172cc1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c74ae31cb12545353eca6e5115adcdd4ba9f034e8de68d61c448d9da310baa0a
[INFO] running `Command { std: "docker" "start" "-a" "c74ae31cb12545353eca6e5115adcdd4ba9f034e8de68d61c448d9da310baa0a", kill_on_drop: false }`
[INFO] [stderr]     Checking ordered-float v3.7.0
[INFO] [stderr]     Checking storage-optimization-problem v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/three_tier.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 43 | impl KarlinInstance {
[INFO] [stdout]    | ------------------- associated function in this implementation
[INFO] [stdout] 44 |     pub fn new(costs: Costs) -> KarlinInstance {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/three_tier.rs:121:12
[INFO] [stdout]     |
[INFO] [stdout] 117 | / impl<T> OfflineInstance<T>
[INFO] [stdout] 118 | | where
[INFO] [stdout] 119 | |     T: Iterator<Item = u64>,
[INFO] [stdout]     | |____________________________- associated function in this implementation
[INFO] [stdout] 120 |   {
[INFO] [stdout] 121 |       pub fn new(costs: Costs, access_list: Peekable<T>) -> OfflineInstance<T> {
[INFO] [stdout]     |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `calculate_competitive_ratio` is never used
[INFO] [stdout]    --> src/three_tier.rs:190:8
[INFO] [stdout]     |
[INFO] [stdout] 190 | pub fn calculate_competitive_ratio<T: Algorithm>(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "c74ae31cb12545353eca6e5115adcdd4ba9f034e8de68d61c448d9da310baa0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c74ae31cb12545353eca6e5115adcdd4ba9f034e8de68d61c448d9da310baa0a", kill_on_drop: false }`
[INFO] [stdout] c74ae31cb12545353eca6e5115adcdd4ba9f034e8de68d61c448d9da310baa0a