[INFO] fetching crate chainlink 0.1.0...
[INFO] testing chainlink-0.1.0 against 1.69.0 for beta-1.70-1
[INFO] extracting crate chainlink 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate chainlink 0.1.0 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate chainlink 0.1.0
[INFO] finished tweaking crates.io crate chainlink 0.1.0
[INFO] tweaked toml for crates.io crate chainlink 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thunderdome v0.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c8f20b9a494aa047256c98a7872b34de33804ef450fe87a2fab196086ef9161b
[INFO] running `Command { std: "docker" "start" "-a" "c8f20b9a494aa047256c98a7872b34de33804ef450fe87a2fab196086ef9161b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8f20b9a494aa047256c98a7872b34de33804ef450fe87a2fab196086ef9161b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8f20b9a494aa047256c98a7872b34de33804ef450fe87a2fab196086ef9161b", kill_on_drop: false }`
[INFO] [stdout] c8f20b9a494aa047256c98a7872b34de33804ef450fe87a2fab196086ef9161b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 356705f40d11c848251f59e15de45e2e5aaeb7156b1b754046c4caaec1d0d584
[INFO] running `Command { std: "docker" "start" "-a" "356705f40d11c848251f59e15de45e2e5aaeb7156b1b754046c4caaec1d0d584", kill_on_drop: false }`
[INFO] [stderr]    Compiling thunderdome v0.4.2
[INFO] [stderr]    Compiling chainlink v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `list`, `fwd_pos`, and `rev_pos` are never read
[INFO] [stdout]   --> src/iter_links.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub struct IterLinksMut<'a, T> {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 58 |     list: &'a mut LinkedList<T>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 59 |     fwd_pos: Option<Index>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 60 |     rev_pos: Option<Index>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `IterLinksMut` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "356705f40d11c848251f59e15de45e2e5aaeb7156b1b754046c4caaec1d0d584", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "356705f40d11c848251f59e15de45e2e5aaeb7156b1b754046c4caaec1d0d584", kill_on_drop: false }`
[INFO] [stdout] 356705f40d11c848251f59e15de45e2e5aaeb7156b1b754046c4caaec1d0d584
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8a199f936c0c1a1b39c1acffe7ba688f5e3ccd5acb8ea1689e87572a6c82844
[INFO] running `Command { std: "docker" "start" "-a" "f8a199f936c0c1a1b39c1acffe7ba688f5e3ccd5acb8ea1689e87572a6c82844", kill_on_drop: false }`
[INFO] [stdout] warning: fields `list`, `fwd_pos`, and `rev_pos` are never read
[INFO] [stdout]   --> src/iter_links.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub struct IterLinksMut<'a, T> {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 58 |     list: &'a mut LinkedList<T>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 59 |     fwd_pos: Option<Index>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 60 |     rev_pos: Option<Index>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `IterLinksMut` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling chainlink v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `list`, `fwd_pos`, and `rev_pos` are never read
[INFO] [stdout]   --> src/iter_links.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub struct IterLinksMut<'a, T> {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 58 |     list: &'a mut LinkedList<T>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 59 |     fwd_pos: Option<Index>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 60 |     rev_pos: Option<Index>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `IterLinksMut` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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 0.31s
[INFO] running `Command { std: "docker" "inspect" "f8a199f936c0c1a1b39c1acffe7ba688f5e3ccd5acb8ea1689e87572a6c82844", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8a199f936c0c1a1b39c1acffe7ba688f5e3ccd5acb8ea1689e87572a6c82844", kill_on_drop: false }`
[INFO] [stdout] f8a199f936c0c1a1b39c1acffe7ba688f5e3ccd5acb8ea1689e87572a6c82844
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1befa2eecacd640106dd66d00993e03797604a6c8f5712d137cf487614e2eb8c
[INFO] running `Command { std: "docker" "start" "-a" "1befa2eecacd640106dd66d00993e03797604a6c8f5712d137cf487614e2eb8c", kill_on_drop: false }`
[INFO] [stderr] warning: fields `list`, `fwd_pos`, and `rev_pos` are never read
[INFO] [stderr]   --> src/iter_links.rs:58:5
[INFO] [stderr]    |
[INFO] [stderr] 57 | pub struct IterLinksMut<'a, T> {
[INFO] [stderr]    |            ------------ fields in this struct
[INFO] [stderr] 58 |     list: &'a mut LinkedList<T>,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 59 |     fwd_pos: Option<Index>,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 60 |     rev_pos: Option<Index>,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `IterLinksMut` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `chainlink` (lib) generated 1 warning
[INFO] [stderr] warning: `chainlink` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/chainlink-23d39d657ed0a9f3)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::size_of_node ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests chainlink
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test src/lib.rs - LinkedList<T>::push_head (line 211) ... ok
[INFO] [stdout] test src/lib.rs - LinkedList<T>::len (line 321) ... ok
[INFO] [stdout] test src/lib.rs - LinkedList<T>::get (line 97) ... ok
[INFO] [stdout] test src/lib.rs - LinkedList<T>::new (line 78) ... ok
[INFO] [stdout] test src/lib.rs - LinkedList<T>::head (line 129) ... ok
[INFO] [stdout] test src/lib.rs - (line 3) ... ok
[INFO] [stdout] test src/lib.rs - LinkedList<T>::head_mut (line 144) ... ok
[INFO] [stdout] test src/lib.rs - LinkedList<T>::iter_fast (line 424) ... ok
[INFO] [stdout] test src/lib.rs - LinkedList<T>::iter_fast_mut (line 444) ... ok
[INFO] [stdout] test src/lib.rs - LinkedList<T>::pop_head (line 186) ... ok
[INFO] [stdout] test src/lib.rs - LinkedList<T>::iter_links (line 360) ... ok
[INFO] [stdout] test src/lib.rs - LinkedList<T>::get_mut (line 111) ... ok
[INFO] [stdout] test src/lib.rs - LinkedList<T>::into_vec (line 398) ... ok
[INFO] [stdout] test src/lib.rs - LinkedList<T>::pop_tail (line 199) ... ok
[INFO] [stdout] test src/lib.rs - LinkedList<T>::is_empty (line 340) ... ok
[INFO] [stdout] test src/lib.rs - LinkedList<T>::iter_links (line 376) ... ok
[INFO] [stdout] test src/lib.rs - LinkedList<T>::tail (line 158) ... ok
[INFO] [stdout] test src/lib.rs - LinkedList<T>::remove (line 282) ... ok
[INFO] [stdout] test src/lib.rs - LinkedList<T>::push_tail (line 246) ... ok
[INFO] [stdout] test src/lib.rs - LinkedList<T>::tail_mut (line 173) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.73s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1befa2eecacd640106dd66d00993e03797604a6c8f5712d137cf487614e2eb8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1befa2eecacd640106dd66d00993e03797604a6c8f5712d137cf487614e2eb8c", kill_on_drop: false }`
[INFO] [stdout] 1befa2eecacd640106dd66d00993e03797604a6c8f5712d137cf487614e2eb8c
