[INFO] fetching crate coredump-to-stack 0.2.2...
[INFO] checking coredump-to-stack-0.2.2 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate coredump-to-stack 0.2.2 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate coredump-to-stack 0.2.2
[INFO] finished tweaking crates.io crate coredump-to-stack 0.2.2
[INFO] tweaked toml for crates.io crate coredump-to-stack 0.2.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate coredump-to-stack 0.2.2 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 57 packages to latest compatible versions
[INFO] [stderr]       Adding object v0.29.0 (available: v0.37.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0558e2f7a67e089d1319f0b9a0d0404f184423d5256008786c394f205190345d
[INFO] running `Command { std: "docker" "start" "-a" "0558e2f7a67e089d1319f0b9a0d0404f184423d5256008786c394f205190345d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0558e2f7a67e089d1319f0b9a0d0404f184423d5256008786c394f205190345d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0558e2f7a67e089d1319f0b9a0d0404f184423d5256008786c394f205190345d", kill_on_drop: false }`
[INFO] [stdout] 0558e2f7a67e089d1319f0b9a0d0404f184423d5256008786c394f205190345d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40ba0871c98cdbb0d5558345f71a8d973780570e934b17002224b5f7187da676
[INFO] running `Command { std: "docker" "start" "-a" "40ba0871c98cdbb0d5558345f71a8d973780570e934b17002224b5f7187da676", kill_on_drop: false }`
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking adler2 v2.0.1
[INFO] [stderr]     Checking wasm-coredump-types v0.2.2
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking crc32fast v1.4.2
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking leb128 v0.2.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking core-wasm-ast v0.2.2
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking wasmparser v0.57.0
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking colored v2.2.0
[INFO] [stderr]     Checking flate2 v1.1.2
[INFO] [stderr]     Checking wasm-coredump-encoder v0.2.2
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking rustc-demangle v0.1.25
[INFO] [stderr]     Checking wasm-printer v0.2.2
[INFO] [stderr]     Checking gimli v0.26.2
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking object v0.29.0
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking env_logger v0.9.3
[INFO] [stderr]     Checking wasm-parser v0.2.2
[INFO] [stderr]     Checking wasmgdb_ddbug_parser v0.3.3
[INFO] [stderr]     Checking coredump-to-stack v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&wasmgdb_ddbug_parser::Function<'_>` instead of cloning the inner type
[INFO] [stdout]    --> src/lib.rs:150:55
[INFO] [stdout]     |
[INFO] [stdout] 150 |                 new.insert(demangle(&k).to_string(), v.clone());
[INFO] [stdout]     |                                                       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&wasmgdb_ddbug_parser::Function<'_>` instead of cloning the inner type
[INFO] [stdout]    --> src/lib.rs:150:55
[INFO] [stdout]     |
[INFO] [stdout] 150 |                 new.insert(demangle(&k).to_string(), v.clone());
[INFO] [stdout]     |                                                       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.36s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasmparser v0.57.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "40ba0871c98cdbb0d5558345f71a8d973780570e934b17002224b5f7187da676", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40ba0871c98cdbb0d5558345f71a8d973780570e934b17002224b5f7187da676", kill_on_drop: false }`
[INFO] [stdout] 40ba0871c98cdbb0d5558345f71a8d973780570e934b17002224b5f7187da676