[INFO] fetching crate dyn_vec 0.1.0...
[INFO] checking dyn_vec-0.1.0 against try#de0e80659cee4f27282e60d63bbb8c5271a0d147 for pr-129392
[INFO] extracting crate dyn_vec 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate dyn_vec 0.1.0 on toolchain de0e80659cee4f27282e60d63bbb8c5271a0d147
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dyn_vec 0.1.0
[INFO] finished tweaking crates.io crate dyn_vec 0.1.0
[INFO] tweaked toml for crates.io crate dyn_vec 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 16 packages to latest compatible versions
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d7a9a34f50b910c74911f3daf9858f7a0df8dba9f57a3b04be1880ac8847ff0a
[INFO] running `Command { std: "docker" "start" "-a" "d7a9a34f50b910c74911f3daf9858f7a0df8dba9f57a3b04be1880ac8847ff0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7a9a34f50b910c74911f3daf9858f7a0df8dba9f57a3b04be1880ac8847ff0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7a9a34f50b910c74911f3daf9858f7a0df8dba9f57a3b04be1880ac8847ff0a", kill_on_drop: false }`
[INFO] [stdout] d7a9a34f50b910c74911f3daf9858f7a0df8dba9f57a3b04be1880ac8847ff0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ca02f3f9a8f2fd4a2b02cfe28f3f2d69a4bf968a5871d9e5cc45931ce10b9b3
[INFO] running `Command { std: "docker" "start" "-a" "0ca02f3f9a8f2fd4a2b02cfe28f3f2d69a4bf968a5871d9e5cc45931ce10b9b3", kill_on_drop: false }`
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking dyn_vec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stdout] warning: method `sub_bytes` is never used
[INFO] [stdout]   --> src/ptr_ext.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub trait PtrExt: Sealed {
[INFO] [stdout]    |           ------ method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 33 |     fn sub_bytes(self, offset: usize) -> Self;
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
[INFO] [stdout]    --> src/lib.rs:636:20
[INFO] [stdout]     |
[INFO] [stdout] 636 |                 if new_ptr == next_ptr {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ambiguous_wide_pointer_comparisons)]` on by default
[INFO] [stdout] help: use `std::ptr::addr_eq` or untyped pointers to only compare their addresses
[INFO] [stdout]     |
[INFO] [stdout] 636 |                 if std::ptr::addr_eq(new_ptr, next_ptr) {
[INFO] [stdout]     |                    ++++++++++++++++++       ~         +
[INFO] [stdout] help: use explicit `std::ptr::eq` method to compare metadata and addresses
[INFO] [stdout]     |
[INFO] [stdout] 636 |                 if std::ptr::eq(new_ptr, next_ptr) {
[INFO] [stdout]     |                    +++++++++++++       ~         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stdout] warning: method `sub_bytes` is never used
[INFO] [stdout]   --> src/ptr_ext.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub trait PtrExt: Sealed {
[INFO] [stdout]    |           ------ method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 33 |     fn sub_bytes(self, offset: usize) -> Self;
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
[INFO] [stdout]    --> src/lib.rs:636:20
[INFO] [stdout]     |
[INFO] [stdout] 636 |                 if new_ptr == next_ptr {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ambiguous_wide_pointer_comparisons)]` on by default
[INFO] [stdout] help: use `std::ptr::addr_eq` or untyped pointers to only compare their addresses
[INFO] [stdout]     |
[INFO] [stdout] 636 |                 if std::ptr::addr_eq(new_ptr, next_ptr) {
[INFO] [stdout]     |                    ++++++++++++++++++       ~         +
[INFO] [stdout] help: use explicit `std::ptr::eq` method to compare metadata and addresses
[INFO] [stdout]     |
[INFO] [stdout] 636 |                 if std::ptr::eq(new_ptr, next_ptr) {
[INFO] [stdout]     |                    +++++++++++++       ~         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.44s
[INFO] running `Command { std: "docker" "inspect" "0ca02f3f9a8f2fd4a2b02cfe28f3f2d69a4bf968a5871d9e5cc45931ce10b9b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ca02f3f9a8f2fd4a2b02cfe28f3f2d69a4bf968a5871d9e5cc45931ce10b9b3", kill_on_drop: false }`
[INFO] [stdout] 0ca02f3f9a8f2fd4a2b02cfe28f3f2d69a4bf968a5871d9e5cc45931ce10b9b3