[INFO] cloning repository https://github.com/AdiHarif/crown-pointerkind-extractor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AdiHarif/crown-pointerkind-extractor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAdiHarif%2Fcrown-pointerkind-extractor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAdiHarif%2Fcrown-pointerkind-extractor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aa744777d3a4b4012b973ec473fa510e4617a3fb
[INFO] checking AdiHarif/crown-pointerkind-extractor against master#46424fb5054f211ec836c5c03159f92e46bb35ac for pr-139042
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAdiHarif%2Fcrown-pointerkind-extractor" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AdiHarif/crown-pointerkind-extractor on toolchain 46424fb5054f211ec836c5c03159f92e46bb35ac
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AdiHarif/crown-pointerkind-extractor
[INFO] finished tweaking git repo https://github.com/AdiHarif/crown-pointerkind-extractor
[INFO] tweaked toml for git repo https://github.com/AdiHarif/crown-pointerkind-extractor written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/AdiHarif/crown-pointerkind-extractor 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" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded strum_macros v0.25.2
[INFO] [stderr]   Downloaded json v0.12.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b5da9c54400275b95aeb92d3ddedec7a8e5bf77c3ffd40b6084196b930cd78f9
[INFO] running `Command { std: "docker" "start" "-a" "b5da9c54400275b95aeb92d3ddedec7a8e5bf77c3ffd40b6084196b930cd78f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5da9c54400275b95aeb92d3ddedec7a8e5bf77c3ffd40b6084196b930cd78f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5da9c54400275b95aeb92d3ddedec7a8e5bf77c3ffd40b6084196b930cd78f9", kill_on_drop: false }`
[INFO] [stdout] b5da9c54400275b95aeb92d3ddedec7a8e5bf77c3ffd40b6084196b930cd78f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09c36d16d7baba15b52ca6150d14f1f354ff330a99f6d1f7c5f7168277005c1d
[INFO] running `Command { std: "docker" "start" "-a" "09c36d16d7baba15b52ca6150d14f1f354ff330a99f6d1f7c5f7168277005c1d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking json v0.12.4
[INFO] [stderr]     Checking aho-corasick v1.1.1
[INFO] [stderr]     Checking quote v1.0.33
[INFO] [stderr]     Checking syn v2.0.37
[INFO] [stderr]     Checking regex-automata v0.3.9
[INFO] [stderr]    Compiling strum_macros v0.25.2
[INFO] [stderr]     Checking regex v1.9.6
[INFO] [stderr]     Checking crown-pointerkind-extractor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0106]: missing lifetime specifier
[INFO] [stdout]  --> examples/struct.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 |     b: Option<&mut i32>,
[INFO] [stdout]   |               ^ expected named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout] help: consider introducing a named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout] 2 ~ struct s<'a> {
[INFO] [stdout] 3 |     a: Option<Box<i32>>,
[INFO] [stdout] 4 ~     b: Option<&'a mut i32>,
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0106]: missing lifetime specifier
[INFO] [stdout]  --> examples/struct.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 |     c: Option<&i32>,
[INFO] [stdout]   |               ^ expected named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout] help: consider introducing a named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout] 2 ~ struct s<'a> {
[INFO] [stdout] 3 |     a: Option<Box<i32>>,
[INFO] [stdout] 4 |     b: Option<&mut i32>,
[INFO] [stdout] 5 ~     c: Option<&'a i32>,
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `s` should have an upper camel case name
[INFO] [stdout]  --> examples/struct.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct s {
[INFO] [stdout]   |        ^ help: convert the identifier to upper camel case (notice the capitalization): `S`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0601]: `main` function not found in crate `r#struct`
[INFO] [stdout]  --> examples/struct.rs:9:2
[INFO] [stdout]   |
[INFO] [stdout] 9 | }
[INFO] [stdout]   |  ^ consider adding a `main` function to `examples/struct.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0106, E0601.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0106`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `crown-pointerkind-extractor` (example "struct") due to 3 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0432]: unresolved import `libc`
[INFO] [stdout]  --> examples/array.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ::libc;
[INFO] [stdout]   |     ^^^^^^ no external crate `libc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: unresolved import
[INFO] [stdout]   --> examples/array.rs:51:33
[INFO] [stdout]    |
[INFO] [stdout] 51 |     ret = Some(Box::new(<crate::array::table as Default>::default()));
[INFO] [stdout]    |                                 ^^^^^
[INFO] [stdout]    |                                 |
[INFO] [stdout]    |                                 unresolved import
[INFO] [stdout]    |                                 help: a similar path exists: `core::array`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `size_t` should have an upper camel case name
[INFO] [stdout]  --> examples/array.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub type size_t = libc::c_ulong;
[INFO] [stdout]   |          ^^^^^^ help: convert the identifier to upper camel case: `SizeT`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0601]: `main` function not found in crate `array`
[INFO] [stdout]    --> examples/array.rs:155:2
[INFO] [stdout]     |
[INFO] [stdout] 155 | }
[INFO] [stdout]     |  ^ consider adding a `main` function to `examples/array.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> examples/array.rs:150:13
[INFO] [stdout]     |
[INFO] [stdout] 150 |     let mut x: *mut table = table
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> examples/array.rs:150:9
[INFO] [stdout]     |
[INFO] [stdout] 150 |     let mut x: *mut table = table
[INFO] [stdout]     |         ----^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0502]: cannot borrow `table` as immutable because it is also borrowed as mutable
[INFO] [stdout]    --> examples/array.rs:154:42
[INFO] [stdout]     |
[INFO] [stdout] 154 |     buggy_called(table.as_deref_mut(), (*table.as_deref().unwrap()).entries);
[INFO] [stdout]     |     ------------ -----                   ^^^^^ immutable borrow occurs here
[INFO] [stdout]     |     |            |
[INFO] [stdout]     |     |            mutable borrow occurs here
[INFO] [stdout]     |     mutable borrow later used by call
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433, E0502, E0601.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `crown-pointerkind-extractor` (example "array") due to 4 previous errors; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "09c36d16d7baba15b52ca6150d14f1f354ff330a99f6d1f7c5f7168277005c1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09c36d16d7baba15b52ca6150d14f1f354ff330a99f6d1f7c5f7168277005c1d", kill_on_drop: false }`
[INFO] [stdout] 09c36d16d7baba15b52ca6150d14f1f354ff330a99f6d1f7c5f7168277005c1d
