[INFO] fetching crate penguincrab 0.1.63...
[INFO] checking penguincrab-0.1.63 against master#c9af9c1dc85a55e309345030ff9cb7ea247953fa for pr-151146-1
[INFO] extracting crate penguincrab 0.1.63 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate penguincrab 0.1.63
[INFO] finished tweaking crates.io crate penguincrab 0.1.63
[INFO] tweaked toml for crates.io crate penguincrab 0.1.63 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate penguincrab 0.1.63 on toolchain c9af9c1dc85a55e309345030ff9cb7ea247953fa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c9af9c1dc85a55e309345030ff9cb7ea247953fa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c9af9c1dc85a55e309345030ff9cb7ea247953fa" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 8 packages to latest compatible versions
[INFO] [stderr]       Adding nix v0.25.1 (available: v0.31.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c9af9c1dc85a55e309345030ff9cb7ea247953fa" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded memoffset v0.6.5
[INFO] [stderr]   Downloaded more-asserts v0.3.1
[INFO] [stderr]   Downloaded nix v0.25.1
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+c9af9c1dc85a55e309345030ff9cb7ea247953fa" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 573d4382ecd44d792833c65119042eacea4a87f27ca6189371abe71b273cac8c
[INFO] running `Command { std: "docker" "start" "-a" "573d4382ecd44d792833c65119042eacea4a87f27ca6189371abe71b273cac8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "573d4382ecd44d792833c65119042eacea4a87f27ca6189371abe71b273cac8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "573d4382ecd44d792833c65119042eacea4a87f27ca6189371abe71b273cac8c", kill_on_drop: false }`
[INFO] [stdout] 573d4382ecd44d792833c65119042eacea4a87f27ca6189371abe71b273cac8c
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+c9af9c1dc85a55e309345030ff9cb7ea247953fa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4da4d1077b563f7258bdcf4e0560426205eb2dde9e7075a21e3748cdb1ffbebb
[INFO] running `Command { std: "docker" "start" "-a" "4da4d1077b563f7258bdcf4e0560426205eb2dde9e7075a21e3748cdb1ffbebb", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling penguincrab v0.1.63 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking cfg-if v1.0.4
[INFO] [stderr]     Checking more-asserts v0.3.1
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking nix v0.25.1
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]  --> src/lkl/syscall_wrappers.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use crate::lkl::lklh::consts::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the name `LKL_ITIMER_REAL` in the value namespace is first re-exported here
[INFO] [stdout] ...
[INFO] [stdout] 4 | pub use crate::lkl::lklh::syscall_nos::*;
[INFO] [stdout]   |         -------------------------------- but the name `LKL_ITIMER_REAL` in the value namespace is also re-exported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(ambiguous_glob_reexports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]  --> src/lkl/syscall_wrappers.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use crate::lkl::lklh::consts::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the name `LKL_PERF_RECORD_MISC_MMAP_DATA` in the value namespace is first re-exported here
[INFO] [stdout] 2 | pub use crate::lkl::lklh::lkl_specific::*;
[INFO] [stdout] 3 | pub use crate::lkl::lklh::rest::*;
[INFO] [stdout]   |         ------------------------- but the name `LKL_PERF_RECORD_MISC_MMAP_DATA` in the value namespace is also re-exported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/lkl/syscall_wrappers.rs:128:54
[INFO] [stdout]     |
[INFO] [stdout] 128 | pub fn lkl_sys_fstat(fd: i32, stat: &mut stat => |s| (s as *mut _)); }
[INFO] [stdout]     |                                                      ^           ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 128 - pub fn lkl_sys_fstat(fd: i32, stat: &mut stat => |s| (s as *mut _)); }
[INFO] [stdout] 128 + pub fn lkl_sys_fstat(fd: i32, stat: &mut stat => |s| s as *mut _ ); }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/lkl/syscall_wrappers.rs:180:30
[INFO] [stdout]     |
[INFO] [stdout] 180 | dirent: &mut dirent64 => |s| (s as *mut _),
[INFO] [stdout]     |                              ^           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 180 - dirent: &mut dirent64 => |s| (s as *mut _),
[INFO] [stdout] 180 + dirent: &mut dirent64 => |s| s as *mut _ ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]  --> src/lkl/syscall_wrappers.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use crate::lkl::lklh::consts::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the name `LKL_ITIMER_REAL` in the value namespace is first re-exported here
[INFO] [stdout] ...
[INFO] [stdout] 4 | pub use crate::lkl::lklh::syscall_nos::*;
[INFO] [stdout]   |         -------------------------------- but the name `LKL_ITIMER_REAL` in the value namespace is also re-exported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(ambiguous_glob_reexports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]  --> src/lkl/syscall_wrappers.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use crate::lkl::lklh::consts::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the name `LKL_PERF_RECORD_MISC_MMAP_DATA` in the value namespace is first re-exported here
[INFO] [stdout] 2 | pub use crate::lkl::lklh::lkl_specific::*;
[INFO] [stdout] 3 | pub use crate::lkl::lklh::rest::*;
[INFO] [stdout]   |         ------------------------- but the name `LKL_PERF_RECORD_MISC_MMAP_DATA` in the value namespace is also re-exported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/lkl/syscall_wrappers.rs:128:54
[INFO] [stdout]     |
[INFO] [stdout] 128 | pub fn lkl_sys_fstat(fd: i32, stat: &mut stat => |s| (s as *mut _)); }
[INFO] [stdout]     |                                                      ^           ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 128 - pub fn lkl_sys_fstat(fd: i32, stat: &mut stat => |s| (s as *mut _)); }
[INFO] [stdout] 128 + pub fn lkl_sys_fstat(fd: i32, stat: &mut stat => |s| s as *mut _ ); }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/lkl/syscall_wrappers.rs:180:30
[INFO] [stdout]     |
[INFO] [stdout] 180 | dirent: &mut dirent64 => |s| (s as *mut _),
[INFO] [stdout]     |                              ^           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 180 - dirent: &mut dirent64 => |s| (s as *mut _),
[INFO] [stdout] 180 + dirent: &mut dirent64 => |s| s as *mut _ ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `setup_test` is never used
[INFO] [stdout]    --> src/lib.rs:172:4
[INFO] [stdout]     |
[INFO] [stdout] 172 | fn setup_test() -> LklSetup {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]   --> src/lib.rs:50:15
[INFO] [stdout]    |
[INFO] [stdout] 50 |         lkl_init(&lkl_host_ops);
[INFO] [stdout]    |                  ^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]    = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout]    = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] help: use `&raw const` instead to create a raw pointer
[INFO] [stdout]    |
[INFO] [stdout] 50 |         lkl_init(&raw const lkl_host_ops);
[INFO] [stdout]    |                   +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]   --> src/lib.rs:52:30
[INFO] [stdout]    |
[INFO] [stdout] 52 |             lkl_start_kernel(&lkl_host_ops, boot_arg);
[INFO] [stdout]    |                              ^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]    = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout] help: use `&raw const` instead to create a raw pointer
[INFO] [stdout]    |
[INFO] [stdout] 52 |             lkl_start_kernel(&raw const lkl_host_ops, boot_arg);
[INFO] [stdout]    |                               +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/lkl/syscall_wrappers.rs:20:49
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn to_cstr<'a>(rust_str: &'a str) -> Option<&CStr> {
[INFO] [stdout]    |                               --                ^^^^^ the same lifetime is elided here
[INFO] [stdout]    |                               |
[INFO] [stdout]    |                               the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn to_cstr<'a>(rust_str: &'a str) -> Option<&'a CStr> {
[INFO] [stdout]    |                                                  ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]   --> src/lib.rs:50:15
[INFO] [stdout]    |
[INFO] [stdout] 50 |         lkl_init(&lkl_host_ops);
[INFO] [stdout]    |                  ^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]    = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout]    = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] help: use `&raw const` instead to create a raw pointer
[INFO] [stdout]    |
[INFO] [stdout] 50 |         lkl_init(&raw const lkl_host_ops);
[INFO] [stdout]    |                   +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]   --> src/lib.rs:52:30
[INFO] [stdout]    |
[INFO] [stdout] 52 |             lkl_start_kernel(&lkl_host_ops, boot_arg);
[INFO] [stdout]    |                              ^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]    = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout] help: use `&raw const` instead to create a raw pointer
[INFO] [stdout]    |
[INFO] [stdout] 52 |             lkl_start_kernel(&raw const lkl_host_ops, boot_arg);
[INFO] [stdout]    |                               +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/lkl/syscall_wrappers.rs:20:49
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn to_cstr<'a>(rust_str: &'a str) -> Option<&CStr> {
[INFO] [stdout]    |                               --                ^^^^^ the same lifetime is elided here
[INFO] [stdout]    |                               |
[INFO] [stdout]    |                               the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn to_cstr<'a>(rust_str: &'a str) -> Option<&'a CStr> {
[INFO] [stdout]    |                                                  ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.22s
[INFO] running `Command { std: "docker" "inspect" "4da4d1077b563f7258bdcf4e0560426205eb2dde9e7075a21e3748cdb1ffbebb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4da4d1077b563f7258bdcf4e0560426205eb2dde9e7075a21e3748cdb1ffbebb", kill_on_drop: false }`
[INFO] [stdout] 4da4d1077b563f7258bdcf4e0560426205eb2dde9e7075a21e3748cdb1ffbebb
