[INFO] fetching crate vela 0.0.1...
[INFO] checking vela-0.0.1 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate vela 0.0.1 into /workspace/builds/worker-21/source
[INFO] validating manifest of crates.io crate vela 0.0.1 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vela 0.0.1
[INFO] finished tweaking crates.io crate vela 0.0.1
[INFO] tweaked toml for crates.io crate vela 0.0.1 written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "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-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6bd0655ed4136a6fe8b5432b0803568778d2bf8b81105e7de37259eb65bd17f3
[INFO] running `Command { std: "docker" "start" "-a" "6bd0655ed4136a6fe8b5432b0803568778d2bf8b81105e7de37259eb65bd17f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6bd0655ed4136a6fe8b5432b0803568778d2bf8b81105e7de37259eb65bd17f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bd0655ed4136a6fe8b5432b0803568778d2bf8b81105e7de37259eb65bd17f3", kill_on_drop: false }`
[INFO] [stdout] 6bd0655ed4136a6fe8b5432b0803568778d2bf8b81105e7de37259eb65bd17f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d64a733ec5c226bfa8094e9db6d097ed069378d56eb26b267051a245289a7b1
[INFO] running `Command { std: "docker" "start" "-a" "7d64a733ec5c226bfa8094e9db6d097ed069378d56eb26b267051a245289a7b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling snap v1.0.5
[INFO] [stderr]    Compiling metrics v0.16.0
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]     Checking tracing-core v0.1.21
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]    Compiling t1ha v0.1.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]     Checking crossbeam v0.8.1
[INFO] [stderr]    Compiling structmeta-derive v0.1.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling metrics-macros v0.4.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.18
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking tracing v0.1.29
[INFO] [stderr]    Compiling structmeta v0.1.4
[INFO] [stderr]     Checking flatbuffers v2.0.0
[INFO] [stderr]    Compiling parse-display-derive v0.5.3
[INFO] [stderr]     Checking parse-display v0.5.3
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking serde_json v1.0.72
[INFO] [stderr]     Checking serde_yaml v0.8.21
[INFO] [stderr]     Checking vela v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused macro definition: `declare_static_variables`
[INFO] [stdout]  --> src/macros.rs:7:14
[INFO] [stdout]   |
[INFO] [stdout] 7 | macro_rules! declare_static_variables {
[INFO] [stdout]   |              ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `declare_static_variables`
[INFO] [stdout]  --> src/macros.rs:7:14
[INFO] [stdout]   |
[INFO] [stdout] 7 | macro_rules! declare_static_variables {
[INFO] [stdout]   |              ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `cfg_feature`
[INFO] [stdout]   --> src/macros.rs:22:14
[INFO] [stdout]    |
[INFO] [stdout] 22 | macro_rules! cfg_feature {
[INFO] [stdout]    |              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `cfg_not_feature`
[INFO] [stdout]   --> src/macros.rs:32:14
[INFO] [stdout]    |
[INFO] [stdout] 32 | macro_rules! cfg_not_feature {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `MAX_HEIGHT`
[INFO] [stdout]  --> src/macros.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 |           $(const $name: $typ = $val;)*
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/skl.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | / declare_const_variables! {
[INFO] [stdout] 4 | |     [MAX_HEIGHT, usize, 20],
[INFO] [stdout] 5 | |     [HEIGHT_INCREASE, u32, u32::MAX / 3]
[INFO] [stdout] 6 | | }
[INFO] [stdout]   | |_- in this macro invocation
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]   = note: this warning originates in the macro `declare_const_variables` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `HEIGHT_INCREASE`
[INFO] [stdout]  --> src/macros.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 |           $(const $name: $typ = $val;)*
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/skl.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | / declare_const_variables! {
[INFO] [stdout] 4 | |     [MAX_HEIGHT, usize, 20],
[INFO] [stdout] 5 | |     [HEIGHT_INCREASE, u32, u32::MAX / 3]
[INFO] [stdout] 6 | | }
[INFO] [stdout]   | |_- in this macro invocation
[INFO] [stdout]   |
[INFO] [stdout]   = note: this warning originates in the macro `declare_const_variables` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Arena`
[INFO] [stdout]  --> src/skl.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct Arena {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/skl.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `ChecksumVerificationMode`
[INFO] [stdout]  --> src/options.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) enum ChecksumVerificationMode {
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `CompressionType`
[INFO] [stdout]   --> src/options.rs:17:17
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub(crate) enum CompressionType {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/macros.rs:44:13
[INFO] [stdout]    |
[INFO] [stdout] 44 |         use super::*;
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `MAX_HEIGHT`
[INFO] [stdout]  --> src/macros.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 |           $(const $name: $typ = $val;)*
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/skl.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | / declare_const_variables! {
[INFO] [stdout] 4 | |     [MAX_HEIGHT, usize, 20],
[INFO] [stdout] 5 | |     [HEIGHT_INCREASE, u32, u32::MAX / 3]
[INFO] [stdout] 6 | | }
[INFO] [stdout]   | |_- in this macro invocation
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]   = note: this warning originates in the macro `declare_const_variables` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `HEIGHT_INCREASE`
[INFO] [stdout]  --> src/macros.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 |           $(const $name: $typ = $val;)*
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/skl.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | / declare_const_variables! {
[INFO] [stdout] 4 | |     [MAX_HEIGHT, usize, 20],
[INFO] [stdout] 5 | |     [HEIGHT_INCREASE, u32, u32::MAX / 3]
[INFO] [stdout] 6 | | }
[INFO] [stdout]   | |_- in this macro invocation
[INFO] [stdout]   |
[INFO] [stdout]   = note: this warning originates in the macro `declare_const_variables` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Arena`
[INFO] [stdout]  --> src/skl.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct Arena {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/skl.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `ChecksumVerificationMode`
[INFO] [stdout]  --> src/options.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) enum ChecksumVerificationMode {
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `CompressionType`
[INFO] [stdout]   --> src/options.rs:17:17
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub(crate) enum CompressionType {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.60s
[INFO] running `Command { std: "docker" "inspect" "7d64a733ec5c226bfa8094e9db6d097ed069378d56eb26b267051a245289a7b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d64a733ec5c226bfa8094e9db6d097ed069378d56eb26b267051a245289a7b1", kill_on_drop: false }`
[INFO] [stdout] 7d64a733ec5c226bfa8094e9db6d097ed069378d56eb26b267051a245289a7b1