[INFO] crate graviton_ast 0.6.0 is already in cache
[INFO] checking graviton_ast-0.6.0 against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] extracting crate graviton_ast 0.6.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate graviton_ast 0.6.0 on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate graviton_ast 0.6.0
[INFO] finished tweaking crates.io crate graviton_ast 0.6.0
[INFO] tweaked toml for crates.io crate graviton_ast 0.6.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d1989cf95d5ba9b9ac2bfe350d3f837bcc6b29a6ddb5bd0a9e56af30b1446a3d
[INFO] running `"docker" "start" "-a" "d1989cf95d5ba9b9ac2bfe350d3f837bcc6b29a6ddb5bd0a9e56af30b1446a3d"`
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]     Checking graviton_core v0.6.0
[INFO] [stderr]     Checking graviton_ast v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/new_ast.rs:58:5
[INFO] [stderr]    |
[INFO] [stderr] 58 |     pub fn new(t: &'a str) -> TypeSignature {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_number`
[INFO] [stderr]   --> src/new_ast.rs:75:5
[INFO] [stderr]    |
[INFO] [stderr] 75 |     pub fn is_number(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_bool`
[INFO] [stderr]   --> src/new_ast.rs:84:5
[INFO] [stderr]    |
[INFO] [stderr] 84 |     pub fn is_bool(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_nil`
[INFO] [stderr]   --> src/new_ast.rs:93:5
[INFO] [stderr]    |
[INFO] [stderr] 93 |     pub fn is_nil(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_signed`
[INFO] [stderr]    --> src/new_ast.rs:102:5
[INFO] [stderr]     |
[INFO] [stderr] 102 |     pub fn is_signed(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_unsigned`
[INFO] [stderr]    --> src/new_ast.rs:114:5
[INFO] [stderr]     |
[INFO] [stderr] 114 |     pub fn is_unsigned(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_function`
[INFO] [stderr]    --> src/new_ast.rs:126:5
[INFO] [stderr]     |
[INFO] [stderr] 126 |     pub fn is_function(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_custom`
[INFO] [stderr]    --> src/new_ast.rs:132:5
[INFO] [stderr]     |
[INFO] [stderr] 132 |     pub fn is_custom(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_integer`
[INFO] [stderr]    --> src/new_ast.rs:138:5
[INFO] [stderr]     |
[INFO] [stderr] 138 |     pub fn is_integer(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_float`
[INFO] [stderr]    --> src/new_ast.rs:154:5
[INFO] [stderr]     |
[INFO] [stderr] 154 |     pub fn is_float(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_8bit`
[INFO] [stderr]    --> src/new_ast.rs:163:5
[INFO] [stderr]     |
[INFO] [stderr] 163 |     pub fn is_8bit(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_16bit`
[INFO] [stderr]    --> src/new_ast.rs:172:5
[INFO] [stderr]     |
[INFO] [stderr] 172 |     pub fn is_16bit(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_32bit`
[INFO] [stderr]    --> src/new_ast.rs:181:5
[INFO] [stderr]     |
[INFO] [stderr] 181 |     pub fn is_32bit(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_64bit`
[INFO] [stderr]    --> src/new_ast.rs:190:5
[INFO] [stderr]     |
[INFO] [stderr] 190 |     pub fn is_64bit(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 14 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/new_ast.rs:58:5
[INFO] [stderr]    |
[INFO] [stderr] 58 |     pub fn new(t: &'a str) -> TypeSignature {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_number`
[INFO] [stderr]   --> src/new_ast.rs:75:5
[INFO] [stderr]    |
[INFO] [stderr] 75 |     pub fn is_number(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_bool`
[INFO] [stderr]   --> src/new_ast.rs:84:5
[INFO] [stderr]    |
[INFO] [stderr] 84 |     pub fn is_bool(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_nil`
[INFO] [stderr]   --> src/new_ast.rs:93:5
[INFO] [stderr]    |
[INFO] [stderr] 93 |     pub fn is_nil(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_signed`
[INFO] [stderr]    --> src/new_ast.rs:102:5
[INFO] [stderr]     |
[INFO] [stderr] 102 |     pub fn is_signed(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_unsigned`
[INFO] [stderr]    --> src/new_ast.rs:114:5
[INFO] [stderr]     |
[INFO] [stderr] 114 |     pub fn is_unsigned(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_function`
[INFO] [stderr]    --> src/new_ast.rs:126:5
[INFO] [stderr]     |
[INFO] [stderr] 126 |     pub fn is_function(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_custom`
[INFO] [stderr]    --> src/new_ast.rs:132:5
[INFO] [stderr]     |
[INFO] [stderr] 132 |     pub fn is_custom(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_integer`
[INFO] [stderr]    --> src/new_ast.rs:138:5
[INFO] [stderr]     |
[INFO] [stderr] 138 |     pub fn is_integer(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_float`
[INFO] [stderr]    --> src/new_ast.rs:154:5
[INFO] [stderr]     |
[INFO] [stderr] 154 |     pub fn is_float(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_8bit`
[INFO] [stderr]    --> src/new_ast.rs:163:5
[INFO] [stderr]     |
[INFO] [stderr] 163 |     pub fn is_8bit(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_16bit`
[INFO] [stderr]    --> src/new_ast.rs:172:5
[INFO] [stderr]     |
[INFO] [stderr] 172 |     pub fn is_16bit(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_32bit`
[INFO] [stderr]    --> src/new_ast.rs:181:5
[INFO] [stderr]     |
[INFO] [stderr] 181 |     pub fn is_32bit(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_64bit`
[INFO] [stderr]    --> src/new_ast.rs:190:5
[INFO] [stderr]     |
[INFO] [stderr] 190 |     pub fn is_64bit(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 14 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.23s
[INFO] running `"docker" "inspect" "d1989cf95d5ba9b9ac2bfe350d3f837bcc6b29a6ddb5bd0a9e56af30b1446a3d"`
[INFO] running `"docker" "rm" "-f" "d1989cf95d5ba9b9ac2bfe350d3f837bcc6b29a6ddb5bd0a9e56af30b1446a3d"`
[INFO] [stdout] d1989cf95d5ba9b9ac2bfe350d3f837bcc6b29a6ddb5bd0a9e56af30b1446a3d