[INFO] fetching crate catvec 0.1.6...
[INFO] checking catvec-0.1.6 against master#9610dfe5a9a731ced1ea4923ecbd0c57fe367898 for beta-170-4
[INFO] extracting crate catvec 0.1.6 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate catvec 0.1.6 on toolchain 9610dfe5a9a731ced1ea4923ecbd0c57fe367898
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate catvec 0.1.6
[INFO] finished tweaking crates.io crate catvec 0.1.6
[INFO] tweaked toml for crates.io crate catvec 0.1.6 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate catvec 0.1.6 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" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded arbitrary v1.0.2
[INFO] [stderr]   Downloaded derive_arbitrary v1.0.2
[INFO] [stderr]   Downloaded defmac v0.2.1
[INFO] [stderr]   Downloaded honggfuzz v0.5.54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e64aef3be62291ac958ce08b5d01fccd6e54083e3f5f87e900323129165a6566
[INFO] running `Command { std: "docker" "start" "-a" "e64aef3be62291ac958ce08b5d01fccd6e54083e3f5f87e900323129165a6566", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e64aef3be62291ac958ce08b5d01fccd6e54083e3f5f87e900323129165a6566", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e64aef3be62291ac958ce08b5d01fccd6e54083e3f5f87e900323129165a6566", kill_on_drop: false }`
[INFO] [stdout] e64aef3be62291ac958ce08b5d01fccd6e54083e3f5f87e900323129165a6566
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca70b289afab2f906e529f768f01d539c27493105dc3aff7fc4c01419050584e
[INFO] running `Command { std: "docker" "start" "-a" "ca70b289afab2f906e529f768f01d539c27493105dc3aff7fc4c01419050584e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.30
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling libc v0.2.105
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking fastrand v1.5.0
[INFO] [stderr]     Checking defmac v0.2.1
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking arrayvec v0.7.1
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]    Compiling derive_arbitrary v1.0.2
[INFO] [stderr]     Checking arbitrary v1.0.2
[INFO] [stderr]     Checking catvec v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `first_two_children` and `last_two_children` are never used
[INFO] [stdout]    --> src/btree.rs:536:8
[INFO] [stdout]     |
[INFO] [stdout] 42  | impl<T: Clone, const ORD: usize> Tree<T, ORD> {
[INFO] [stdout]     | --------------------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 536 |     fn first_two_children(&mut self) -> (Option<&mut Self>, Option<&mut Self>) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 554 |     fn last_two_children(&mut self) -> (Option<&mut Self>, Option<&mut Self>) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `first_two_children` and `last_two_children` are never used
[INFO] [stdout]    --> src/btree.rs:536:8
[INFO] [stdout]     |
[INFO] [stdout] 42  | impl<T: Clone, const ORD: usize> Tree<T, ORD> {
[INFO] [stdout]     | --------------------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 536 |     fn first_two_children(&mut self) -> (Option<&mut Self>, Option<&mut Self>) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 554 |     fn last_two_children(&mut self) -> (Option<&mut Self>, Option<&mut Self>) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `eval` is never used
[INFO] [stdout]   --> src/bin/fuzz.rs:23:4
[INFO] [stdout]    |
[INFO] [stdout] 23 | fn eval(ops: &[Op]) -> Option<CatVec<u8, 4>> {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_once` is never used
[INFO] [stdout]   --> src/bin/fuzz.rs:84:4
[INFO] [stdout]    |
[INFO] [stdout] 84 | fn test_once(data: &[u8]) {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `eval` is never used
[INFO] [stdout]   --> src/bin/fuzz.rs:23:4
[INFO] [stdout]    |
[INFO] [stdout] 23 | fn eval(ops: &[Op]) -> Option<CatVec<u8, 4>> {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_once` is never used
[INFO] [stdout]   --> src/bin/fuzz.rs:84:4
[INFO] [stdout]    |
[INFO] [stdout] 84 | fn test_once(data: &[u8]) {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.54s
[INFO] running `Command { std: "docker" "inspect" "ca70b289afab2f906e529f768f01d539c27493105dc3aff7fc4c01419050584e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca70b289afab2f906e529f768f01d539c27493105dc3aff7fc4c01419050584e", kill_on_drop: false }`
[INFO] [stdout] ca70b289afab2f906e529f768f01d539c27493105dc3aff7fc4c01419050584e
