[INFO] fetching crate over-engineered-fizzbuzz 0.1.1...
[INFO] testing over-engineered-fizzbuzz-0.1.1 against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065-1
[INFO] extracting crate over-engineered-fizzbuzz 0.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate over-engineered-fizzbuzz 0.1.1
[INFO] finished tweaking crates.io crate over-engineered-fizzbuzz 0.1.1
[INFO] tweaked toml for crates.io crate over-engineered-fizzbuzz 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate over-engineered-fizzbuzz 0.1.1 on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate over-engineered-fizzbuzz 0.1.1 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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb64da1984d3d954920189bf8d65a7c2baec0ecf43f769e073adb9e538498ea9
[INFO] running `Command { std: "docker" "start" "-a" "eb64da1984d3d954920189bf8d65a7c2baec0ecf43f769e073adb9e538498ea9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb64da1984d3d954920189bf8d65a7c2baec0ecf43f769e073adb9e538498ea9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb64da1984d3d954920189bf8d65a7c2baec0ecf43f769e073adb9e538498ea9", kill_on_drop: false }`
[INFO] [stdout] eb64da1984d3d954920189bf8d65a7c2baec0ecf43f769e073adb9e538498ea9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4bc2db9f57319e2559f40db6824446df5d6e4f586a57960fd2d05066ccf8ace7
[INFO] running `Command { std: "docker" "start" "-a" "4bc2db9f57319e2559f40db6824446df5d6e4f586a57960fd2d05066ccf8ace7", kill_on_drop: false }`
[INFO] [stderr]    Compiling over-engineered-fizzbuzz v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `tuple` is never used
[INFO] [stdout]   --> src/fizzbuzz.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Param {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn tuple(self) -> (String, i32) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `compute_iter`, `empty`, and `params` are never used
[INFO] [stdout]    --> src/fizzbuzz.rs:87:12
[INFO] [stdout]     |
[INFO] [stdout]  67 | impl FizzBuzz {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  87 |     pub fn compute_iter<I: Iterator<Item = i32>>(&self, iter: I) -> Vec<String> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 100 |     pub fn empty() -> Self {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 112 |     pub fn params(&self) -> Vec<(String, i32)> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `fizzbuzz` is never used
[INFO] [stdout]    --> src/fizzbuzz.rs:212:8
[INFO] [stdout]     |
[INFO] [stdout] 203 | pub trait FizzBuzzed<I> {
[INFO] [stdout]     |           ---------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 212 |     fn fizzbuzz(self) -> FizzBuzzIter<I>;
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "4bc2db9f57319e2559f40db6824446df5d6e4f586a57960fd2d05066ccf8ace7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bc2db9f57319e2559f40db6824446df5d6e4f586a57960fd2d05066ccf8ace7", kill_on_drop: false }`
[INFO] [stdout] 4bc2db9f57319e2559f40db6824446df5d6e4f586a57960fd2d05066ccf8ace7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 63d08edbdc6f3bd31d910b37c4319df7995183e964aaf9c32506aeee84b04676
[INFO] running `Command { std: "docker" "start" "-a" "63d08edbdc6f3bd31d910b37c4319df7995183e964aaf9c32506aeee84b04676", kill_on_drop: false }`
[INFO] [stderr]    Compiling over-engineered-fizzbuzz v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `tuple` is never used
[INFO] [stdout]   --> src/fizzbuzz.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Param {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn tuple(self) -> (String, i32) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `compute_iter`, `empty`, and `params` are never used
[INFO] [stdout]    --> src/fizzbuzz.rs:87:12
[INFO] [stdout]     |
[INFO] [stdout]  67 | impl FizzBuzz {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  87 |     pub fn compute_iter<I: Iterator<Item = i32>>(&self, iter: I) -> Vec<String> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 100 |     pub fn empty() -> Self {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 112 |     pub fn params(&self) -> Vec<(String, i32)> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `fizzbuzz` is never used
[INFO] [stdout]    --> src/fizzbuzz.rs:212:8
[INFO] [stdout]     |
[INFO] [stdout] 203 | pub trait FizzBuzzed<I> {
[INFO] [stdout]     |           ---------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 212 |     fn fizzbuzz(self) -> FizzBuzzIter<I>;
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "63d08edbdc6f3bd31d910b37c4319df7995183e964aaf9c32506aeee84b04676", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63d08edbdc6f3bd31d910b37c4319df7995183e964aaf9c32506aeee84b04676", kill_on_drop: false }`
[INFO] [stdout] 63d08edbdc6f3bd31d910b37c4319df7995183e964aaf9c32506aeee84b04676
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 324f343889c0ee6b84233a3f1d9549c250d2f1cebd4ce861556f9d5875f0d5e2
[INFO] running `Command { std: "docker" "start" "-a" "324f343889c0ee6b84233a3f1d9549c250d2f1cebd4ce861556f9d5875f0d5e2", kill_on_drop: false }`
[INFO] [stderr] warning: method `tuple` is never used
[INFO] [stderr]   --> src/fizzbuzz.rs:20:12
[INFO] [stderr]    |
[INFO] [stderr] 12 | impl Param {
[INFO] [stderr]    | ---------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 20 |     pub fn tuple(self) -> (String, i32) {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `compute_iter`, `empty`, and `params` are never used
[INFO] [stderr]    --> src/fizzbuzz.rs:87:12
[INFO] [stderr]     |
[INFO] [stderr]  67 | impl FizzBuzz {
[INFO] [stderr]     | ------------- associated items in this implementation
[INFO] [stderr] ...
[INFO] [stderr]  87 |     pub fn compute_iter<I: Iterator<Item = i32>>(&self, iter: I) -> Vec<String> {
[INFO] [stderr]     |            ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 100 |     pub fn empty() -> Self {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 112 |     pub fn params(&self) -> Vec<(String, i32)> {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `fizzbuzz` is never used
[INFO] [stderr]    --> src/fizzbuzz.rs:212:8
[INFO] [stderr]     |
[INFO] [stderr] 203 | pub trait FizzBuzzed<I> {
[INFO] [stderr]     |           ---------- method in this trait
[INFO] [stderr] ...
[INFO] [stderr] 212 |     fn fizzbuzz(self) -> FizzBuzzIter<I>;
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `over-engineered-fizzbuzz` (bin "over-engineered-fizzbuzz" test) generated 3 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/over_engineered_fizzbuzz-77fde172f13fa053)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/over_engineered_fizzbuzz-c8b6e005042b11bd)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests over_engineered_fizzbuzz
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test src/fizzbuzz.rs - fizzbuzz::FizzBuzz::compute (line 70) ... ok
[INFO] [stdout] test src/fizzbuzz.rs - fizzbuzz::FizzBuzz (line 40) ... ok
[INFO] [stdout] test src/fizzbuzz.rs - fizzbuzz::FizzBuzz (line 50) ... ok
[INFO] [stdout] test src/fizzbuzz.rs - fizzbuzz::FizzBuzz::default (line 122) ... ok
[INFO] [stdout] test src/fizzbuzz.rs - fizzbuzz::FizzBuzz::empty (line 93) ... ok
[INFO] [stdout] test src/fizzbuzz.rs - fizzbuzz::FizzBuzz::add (line 183) ... ok
[INFO] [stdout] test src/fizzbuzz.rs - fizzbuzz::FizzBuzz::add_assign (line 154) ... ok
[INFO] [stdout] test src/fizzbuzz.rs - fizzbuzz::FizzBuzz::from (line 135) ... ok
[INFO] [stdout] test src/fizzbuzz.rs - fizzbuzz::FizzBuzzIter (line 273) ... ok
[INFO] [stdout] test src/fizzbuzz.rs - fizzbuzz::FizzBuzz::compute_iter (line 81) ... ok
[INFO] [stdout] test src/fizzbuzz.rs - fizzbuzz::FizzBuzz::params (line 106) ... ok
[INFO] [stdout] test src/fizzbuzz.rs - fizzbuzz::FizzBuzzed::fizzbuzz (line 205) ... ok
[INFO] [stdout] test src/fizzbuzz.rs - fizzbuzz::FizzBuzzIter<I>::new (line 291) ... ok
[INFO] [stdout] test src/fizzbuzz.rs - fizzbuzz::FizzBuzzed::fizzbuzz_custom (line 215) ... ok
[INFO] [stdout] test src/fizzbuzz.rs - fizzbuzz::compute_fizzbuzz (line 244) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.60s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "324f343889c0ee6b84233a3f1d9549c250d2f1cebd4ce861556f9d5875f0d5e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "324f343889c0ee6b84233a3f1d9549c250d2f1cebd4ce861556f9d5875f0d5e2", kill_on_drop: false }`
[INFO] [stdout] 324f343889c0ee6b84233a3f1d9549c250d2f1cebd4ce861556f9d5875f0d5e2
