[INFO] cloning repository https://github.com/Gisleburt/data-types-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Gisleburt/data-types-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGisleburt%2Fdata-types-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGisleburt%2Fdata-types-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7787cebeec2ff850092799fd9f48831c1325ef23
[INFO] testing Gisleburt/data-types-rs against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGisleburt%2Fdata-types-rs" "/workspace/builds/worker-26/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-26/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Gisleburt/data-types-rs on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Gisleburt/data-types-rs
[INFO] finished tweaking git repo https://github.com/Gisleburt/data-types-rs
[INFO] tweaked toml for git repo https://github.com/Gisleburt/data-types-rs written to /workspace/builds/worker-26/source/Cargo.toml
[INFO] crate git repo https://github.com/Gisleburt/data-types-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a76a4efdb2ecfdf415114e686f76cc837d94047a999023848cea770144cbac21
[INFO] running `Command { std: "docker" "start" "-a" "a76a4efdb2ecfdf415114e686f76cc837d94047a999023848cea770144cbac21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a76a4efdb2ecfdf415114e686f76cc837d94047a999023848cea770144cbac21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a76a4efdb2ecfdf415114e686f76cc837d94047a999023848cea770144cbac21", kill_on_drop: false }`
[INFO] [stdout] a76a4efdb2ecfdf415114e686f76cc837d94047a999023848cea770144cbac21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7903ebe3e793b36934025984b269b212b29e96026c3de8a5e042aa619bed9356
[INFO] running `Command { std: "docker" "start" "-a" "7903ebe3e793b36934025984b269b212b29e96026c3de8a5e042aa619bed9356", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling data-types-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::ops::Deref`
[INFO] [stdout]  --> src/linked_list.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::Deref;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/linked_list.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn new(data: T) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `append`
[INFO] [stdout]   --> src/linked_list.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn append(&mut self, data: T) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `iter`
[INFO] [stdout]   --> src/linked_list.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn iter(&self) -> LinkedListIterator<T> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `insert_after`
[INFO] [stdout]   --> src/linked_list.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn insert_after(&mut self, find: &T, data: T) -> Result<(), ()> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `insert_before`
[INFO] [stdout]   --> src/linked_list.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn insert_before(&mut self, find: &T, data: T) -> Result<(), ()> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/linked_list.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 75 |     fn new(node: &'a Node<T>) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "7903ebe3e793b36934025984b269b212b29e96026c3de8a5e042aa619bed9356", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7903ebe3e793b36934025984b269b212b29e96026c3de8a5e042aa619bed9356", kill_on_drop: false }`
[INFO] [stdout] 7903ebe3e793b36934025984b269b212b29e96026c3de8a5e042aa619bed9356
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 677ea882ecf79bc6cbcefbecaaac74024544149b4f0521300d79ce5b8826000f
[INFO] running `Command { std: "docker" "start" "-a" "677ea882ecf79bc6cbcefbecaaac74024544149b4f0521300d79ce5b8826000f", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `std::ops::Deref`
[INFO] [stdout]  --> src/linked_list.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::Deref;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/linked_list.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn new(data: T) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `append`
[INFO] [stdout]   --> src/linked_list.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn append(&mut self, data: T) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling data-types-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `iter`
[INFO] [stdout]   --> src/linked_list.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn iter(&self) -> LinkedListIterator<T> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `insert_after`
[INFO] [stdout]   --> src/linked_list.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn insert_after(&mut self, find: &T, data: T) -> Result<(), ()> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `insert_before`
[INFO] [stdout]   --> src/linked_list.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn insert_before(&mut self, find: &T, data: T) -> Result<(), ()> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/linked_list.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 75 |     fn new(node: &'a Node<T>) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Deref`
[INFO] [stdout]  --> src/linked_list.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::Deref;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "677ea882ecf79bc6cbcefbecaaac74024544149b4f0521300d79ce5b8826000f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "677ea882ecf79bc6cbcefbecaaac74024544149b4f0521300d79ce5b8826000f", kill_on_drop: false }`
[INFO] [stdout] 677ea882ecf79bc6cbcefbecaaac74024544149b4f0521300d79ce5b8826000f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1e0a8d1cbccd875459e4f7908d88bc2c51fff9d19c1a5e36f11680f8a2215f71
[INFO] running `Command { std: "docker" "start" "-a" "1e0a8d1cbccd875459e4f7908d88bc2c51fff9d19c1a5e36f11680f8a2215f71", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::ops::Deref`
[INFO] [stderr]  --> src/linked_list.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::ops::Deref;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/linked_list.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 |     fn new(data: T) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `append`
[INFO] [stderr]   --> src/linked_list.rs:20:8
[INFO] [stderr]    |
[INFO] [stderr] 20 |     fn append(&mut self, data: T) {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `iter`
[INFO] [stderr]   --> src/linked_list.rs:28:8
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn iter(&self) -> LinkedListIterator<T> {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `insert_after`
[INFO] [stderr]   --> src/linked_list.rs:32:8
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn insert_after(&mut self, find: &T, data: T) -> Result<(), ()> {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `insert_before`
[INFO] [stderr]   --> src/linked_list.rs:47:8
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn insert_before(&mut self, find: &T, data: T) -> Result<(), ()> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/linked_list.rs:75:8
[INFO] [stderr]    |
[INFO] [stderr] 75 |     fn new(node: &'a Node<T>) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `data-types-rs` (lib) generated 7 warnings
[INFO] [stderr] warning: `data-types-rs` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/data_types_rs-3dee752a39f96716)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test linked_list::test::test_insert_after ... ok
[INFO] [stderr]    Doc-tests data-types-rs
[INFO] [stdout] test linked_list::test::test_insert_after_err ... ok
[INFO] [stdout] test linked_list::test::test_append ... ok
[INFO] [stdout] test linked_list::test::test_insert_before ... ok
[INFO] [stdout] test linked_list::test::test_insert_before_err ... ok
[INFO] [stdout] test linked_list::test::test_new ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "1e0a8d1cbccd875459e4f7908d88bc2c51fff9d19c1a5e36f11680f8a2215f71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e0a8d1cbccd875459e4f7908d88bc2c51fff9d19c1a5e36f11680f8a2215f71", kill_on_drop: false }`
[INFO] [stdout] 1e0a8d1cbccd875459e4f7908d88bc2c51fff9d19c1a5e36f11680f8a2215f71