[INFO] fetching crate libchisel 0.5.0...
[INFO] checking libchisel-0.5.0 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate libchisel 0.5.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate libchisel 0.5.0 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate libchisel 0.5.0
[INFO] finished tweaking crates.io crate libchisel 0.5.0
[INFO] tweaked toml for crates.io crate libchisel 0.5.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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] a769f9e2b11ad0e0603da4f5c664daec4f2739871e3a0e2f2535376e8960db59
[INFO] running `"docker" "start" "-a" "a769f9e2b11ad0e0603da4f5c664daec4f2739871e3a0e2f2535376e8960db59"`
[INFO] [stderr]     Checking wasmparser v0.30.0
[INFO] [stderr]     Checking leb128 v0.2.4
[INFO] [stderr]     Checking parity-wasm v0.35.7
[INFO] [stderr]    Compiling walrus-macro v0.8.0
[INFO] [stderr]     Checking id-arena v2.2.1
[INFO] [stderr]     Checking walrus v0.8.0
[INFO] [stderr]     Checking wasm-snip v0.2.0
[INFO] [stderr]     Checking libchisel v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:96:32
[INFO] [stderr]    |
[INFO] [stderr] 96 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:96:32
[INFO] [stderr]    |
[INFO] [stderr] 96 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/verifyexports.rs:155:17
[INFO] [stderr]     |
[INFO] [stderr] 155 |                 _ => None,
[INFO] [stderr]     |                 ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/verifyexports.rs:161:21
[INFO] [stderr]     |
[INFO] [stderr] 161 |                     _ => None,
[INFO] [stderr]     |                     ^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/remapimports.rs:110:5
[INFO] [stderr]     |
[INFO] [stderr] 110 |     fn new(interfaces: Vec<ImportInterface<'a>>) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/verifyexports.rs:155:17
[INFO] [stderr]     |
[INFO] [stderr] 155 |                 _ => None,
[INFO] [stderr]     |                 ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/verifyexports.rs:161:21
[INFO] [stderr]     |
[INFO] [stderr] 161 |                     _ => None,
[INFO] [stderr]     |                     ^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.18s
[INFO] running `"docker" "inspect" "a769f9e2b11ad0e0603da4f5c664daec4f2739871e3a0e2f2535376e8960db59"`
[INFO] running `"docker" "rm" "-f" "a769f9e2b11ad0e0603da4f5c664daec4f2739871e3a0e2f2535376e8960db59"`
[INFO] [stdout] a769f9e2b11ad0e0603da4f5c664daec4f2739871e3a0e2f2535376e8960db59