[INFO] cloning repository https://github.com/ambicuity/course-computer-science
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ambicuity/course-computer-science" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fambicuity%2Fcourse-computer-science", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fambicuity%2Fcourse-computer-science'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c7d42e0defeacc75b85a78e61eb4f2b2ac1a3c2c
[INFO] checking ambicuity/course-computer-science against 8773d2c75a8e90130dcce745a7ec4e66bb9963db+rustflags=-Aunfulfilled-lint-expectations for pr-163637
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fambicuity%2Fcourse-computer-science" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
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[INFO] started tweaking git repo https://github.com/ambicuity/course-computer-science
[INFO] finished tweaking git repo https://github.com/ambicuity/course-computer-science
[INFO] tweaked toml for git repo https://github.com/ambicuity/course-computer-science written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ambicuity/course-computer-science on toolchain 8773d2c75a8e90130dcce745a7ec4e66bb9963db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8773d2c75a8e90130dcce745a7ec4e66bb9963db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ambicuity/course-computer-science 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" "+8773d2c75a8e90130dcce745a7ec4e66bb9963db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused field `authors` in `workspace.package`
[INFO] [stderr]   --> Cargo.toml:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | authors = ["Ritesh Rana <contact@riteshrana.engineer>"]
[INFO] [stderr]    | ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_workspace_package_fields` is set to `warn` by default
[INFO] [stderr] help: consider removing the field `workspace.package.authors`
[INFO] [stderr] warning: unused field `edition` in `workspace.package`
[INFO] [stderr]   --> Cargo.toml:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | edition = "2021"
[INFO] [stderr]    | ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the field `workspace.package.edition`
[INFO] [stderr] warning: unused field `license` in `workspace.package`
[INFO] [stderr]   --> Cargo.toml:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | license = "MIT"
[INFO] [stderr]    | ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the field `workspace.package.license`
[INFO] [stderr] warning: workspace (manifest) generated 3 warnings
[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 ambicuity/course-computer-science against 8773d2c75a8e90130dcce745a7ec4e66bb9963db+rustflags=-Aunfulfilled-lint-expectations for pr-163637
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fambicuity%2Fcourse-computer-science" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
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[INFO] started tweaking git repo https://github.com/ambicuity/course-computer-science
[INFO] finished tweaking git repo https://github.com/ambicuity/course-computer-science
[INFO] tweaked toml for git repo https://github.com/ambicuity/course-computer-science written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ambicuity/course-computer-science on toolchain 8773d2c75a8e90130dcce745a7ec4e66bb9963db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8773d2c75a8e90130dcce745a7ec4e66bb9963db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ambicuity/course-computer-science 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" "+8773d2c75a8e90130dcce745a7ec4e66bb9963db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused field `authors` in `workspace.package`
[INFO] [stderr]   --> Cargo.toml:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | authors = ["Ritesh Rana <contact@riteshrana.engineer>"]
[INFO] [stderr]    | ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_workspace_package_fields` is set to `warn` by default
[INFO] [stderr] help: consider removing the field `workspace.package.authors`
[INFO] [stderr] warning: unused field `edition` in `workspace.package`
[INFO] [stderr]   --> Cargo.toml:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | edition = "2021"
[INFO] [stderr]    | ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the field `workspace.package.edition`
[INFO] [stderr] warning: unused field `license` in `workspace.package`
[INFO] [stderr]   --> Cargo.toml:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | license = "MIT"
[INFO] [stderr]    | ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the field `workspace.package.license`
[INFO] [stderr] warning: workspace (manifest) generated 3 warnings
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 21759cbc8e608ee3b7dfb76d5a52218ea51a4aa65e7b361398ec4c87a6f3ec8f
[INFO] running `Command { std: "docker" "start" "21759cbc8e608ee3b7dfb76d5a52218ea51a4aa65e7b361398ec4c87a6f3ec8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21759cbc8e608ee3b7dfb76d5a52218ea51a4aa65e7b361398ec4c87a6f3ec8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "21759cbc8e608ee3b7dfb76d5a52218ea51a4aa65e7b361398ec4c87a6f3ec8f" "/opt/rustwide/cargo-home/bin/cargo" "+8773d2c75a8e90130dcce745a7ec4e66bb9963db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21759cbc8e608ee3b7dfb76d5a52218ea51a4aa65e7b361398ec4c87a6f3ec8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Aunfulfilled-lint-expectations" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "21759cbc8e608ee3b7dfb76d5a52218ea51a4aa65e7b361398ec4c87a6f3ec8f" "/opt/rustwide/cargo-home/bin/cargo" "+8773d2c75a8e90130dcce745a7ec4e66bb9963db" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: unused field `authors` in `workspace.package`
[INFO] [stderr]   --> Cargo.toml:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | authors = ["Ritesh Rana <contact@riteshrana.engineer>"]
[INFO] [stderr]    | ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_workspace_package_fields` is set to `warn` by default
[INFO] [stderr] help: consider removing the field `workspace.package.authors`
[INFO] [stderr] warning: unused field `edition` in `workspace.package`
[INFO] [stderr]   --> Cargo.toml:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | edition = "2021"
[INFO] [stderr]    | ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the field `workspace.package.edition`
[INFO] [stderr] warning: unused field `license` in `workspace.package`
[INFO] [stderr]   --> Cargo.toml:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | license = "MIT"
[INFO] [stderr]    | ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the field `workspace.package.license`
[INFO] [stderr] warning: workspace (manifest) generated 3 warnings
[INFO] [stderr]     Checking replication v0.1.0 (/opt/rustwide/workdir/phases/11-distributed-systems/10-replication-leader-follower-quorum/code)
[INFO] [stderr]     Checking paxos-single-decree v0.1.0 (/opt/rustwide/workdir/phases/11-distributed-systems/07-consensus-i-paxos-single-decree/code)
[INFO] [stderr]     Checking chacha20-stream-cipher v0.1.0 (/opt/rustwide/workdir/phases/12-cryptography-and-security/03-symmetric-i-stream-ciphers-and-one-time-pad/code)
[INFO] [stderr]     Checking raft-consensus v0.1.0 (/opt/rustwide/workdir/phases/11-distributed-systems/09-consensus-iii-raft-with-a-working-implementation/code)
[INFO] [stderr]     Checking crdt-counters-sets-sequences v0.1.0 (/opt/rustwide/workdir/phases/11-distributed-systems/12-crdts-counters-sets-sequences/code)
[INFO] [stderr]     Checking observability-metrics-traces-logs v0.1.0 (/opt/rustwide/workdir/phases/11-distributed-systems/21-observability-metrics-traces-logs-in-distributed-systems/code)
[INFO] [stderr]     Checking aes-internals v0.1.0 (/opt/rustwide/workdir/phases/12-cryptography-and-security/04-symmetric-ii-block-ciphers-aes-internals/code)
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]    --> phases/11-distributed-systems/12-crdts-counters-sets-sequences/code/main.rs:188:5
[INFO] [stdout]     |
[INFO] [stdout] 187 | struct Replica {
[INFO] [stdout]     |        ------- field in this struct
[INFO] [stdout] 188 |     id: String,
[INFO] [stdout]     |     ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Replica` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]    --> phases/11-distributed-systems/12-crdts-counters-sets-sequences/code/main.rs:188:5
[INFO] [stdout]     |
[INFO] [stdout] 187 | struct Replica {
[INFO] [stdout]     |        ------- field in this struct
[INFO] [stdout] 188 |     id: String,
[INFO] [stdout]     |     ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Replica` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `next` is never used
[INFO] [stdout]   --> phases/11-distributed-systems/07-consensus-i-paxos-single-decree/code/main.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | impl ProposalNumber {
[INFO] [stdout]    | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 28 |     fn next(self) -> Self {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `with_loss`, `with_reorder`, `with_duplicate`, `send_immediate`, and `step` are never used
[INFO] [stdout]    --> phases/11-distributed-systems/07-consensus-i-paxos-single-decree/code/main.rs:340:8
[INFO] [stdout]     |
[INFO] [stdout] 328 | impl NetworkSim {
[INFO] [stdout]     | --------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 340 |     fn with_loss(mut self, rate: f64) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 345 |     fn with_reorder(mut self, rate: f64) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 350 |     fn with_duplicate(mut self, rate: f64) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 381 |     fn send_immediate(&mut self, msg: PaxosMessage) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 406 |     fn step(&mut self) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `with_network` is never used
[INFO] [stdout]    --> phases/11-distributed-systems/07-consensus-i-paxos-single-decree/code/main.rs:471:8
[INFO] [stdout]     |
[INFO] [stdout] 455 | impl PaxosCluster {
[INFO] [stdout]     | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 471 |     fn with_network(mut self, network: NetworkSim) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `next` is never used
[INFO] [stdout]   --> phases/11-distributed-systems/07-consensus-i-paxos-single-decree/code/main.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | impl ProposalNumber {
[INFO] [stdout]    | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 28 |     fn next(self) -> Self {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `with_reorder`, `send_immediate`, and `step` are never used
[INFO] [stdout]    --> phases/11-distributed-systems/07-consensus-i-paxos-single-decree/code/main.rs:345:8
[INFO] [stdout]     |
[INFO] [stdout] 328 | impl NetworkSim {
[INFO] [stdout]     | --------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 345 |     fn with_reorder(mut self, rate: f64) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 381 |     fn send_immediate(&mut self, msg: PaxosMessage) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 406 |     fn step(&mut self) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `with_network` is never used
[INFO] [stdout]    --> phases/11-distributed-systems/07-consensus-i-paxos-single-decree/code/main.rs:471:8
[INFO] [stdout]     |
[INFO] [stdout] 455 | impl PaxosCluster {
[INFO] [stdout]     | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 471 |     fn with_network(mut self, network: NetworkSim) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "21759cbc8e608ee3b7dfb76d5a52218ea51a4aa65e7b361398ec4c87a6f3ec8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21759cbc8e608ee3b7dfb76d5a52218ea51a4aa65e7b361398ec4c87a6f3ec8f", kill_on_drop: false }`
[INFO] [stdout] 21759cbc8e608ee3b7dfb76d5a52218ea51a4aa65e7b361398ec4c87a6f3ec8f
