[INFO] fetching crate coredump-to-stack 0.2.2...
[INFO] testing coredump-to-stack-0.2.2 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate coredump-to-stack 0.2.2 into /workspace/builds/worker-4-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-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate coredump-to-stack 0.2.2 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 60 packages to latest compatible versions
[INFO] [stderr]       Adding object v0.29.0 (available: v0.37.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fc6ea7240c0356964088eb2ac4b1ac578cefa0be0e7dfb02e7da8ad0b0d31b6e
[INFO] running `Command { std: "docker" "start" "-a" "fc6ea7240c0356964088eb2ac4b1ac578cefa0be0e7dfb02e7da8ad0b0d31b6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc6ea7240c0356964088eb2ac4b1ac578cefa0be0e7dfb02e7da8ad0b0d31b6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc6ea7240c0356964088eb2ac4b1ac578cefa0be0e7dfb02e7da8ad0b0d31b6e", kill_on_drop: false }`
[INFO] [stdout] fc6ea7240c0356964088eb2ac4b1ac578cefa0be0e7dfb02e7da8ad0b0d31b6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4891dc12c937abc914fdfeb627a94ff8d725da5fd578b8616f52d54ec92a6779
[INFO] running `Command { std: "docker" "start" "-a" "4891dc12c937abc914fdfeb627a94ff8d725da5fd578b8616f52d54ec92a6779", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling adler2 v2.0.1
[INFO] [stderr]    Compiling wasm-coredump-types v0.2.2
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling leb128 v0.2.5
[INFO] [stderr]    Compiling stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling humantime v2.3.0
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling wasmparser v0.57.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling wasm-coredump-encoder v0.2.2
[INFO] [stderr]    Compiling colored v2.2.0
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling core-wasm-ast v0.2.2
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling flate2 v1.1.5
[INFO] [stderr]    Compiling gimli v0.26.2
[INFO] [stderr]    Compiling wasm-printer v0.2.2
[INFO] [stderr]    Compiling object v0.29.0
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling wasmgdb_ddbug_parser v0.3.3
[INFO] [stderr]    Compiling env_logger v0.9.3
[INFO] [stderr]    Compiling wasm-parser v0.2.2
[INFO] [stderr]    Compiling 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.95s
[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" "4891dc12c937abc914fdfeb627a94ff8d725da5fd578b8616f52d54ec92a6779", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4891dc12c937abc914fdfeb627a94ff8d725da5fd578b8616f52d54ec92a6779", kill_on_drop: false }`
[INFO] [stdout] 4891dc12c937abc914fdfeb627a94ff8d725da5fd578b8616f52d54ec92a6779
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2fe1b3fb79675b58efc25ed43a105a2eba9a714a74bc41f36c59ed4e03dc8b66
[INFO] running `Command { std: "docker" "start" "-a" "2fe1b3fb79675b58efc25ed43a105a2eba9a714a74bc41f36c59ed4e03dc8b66", kill_on_drop: false }`
[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]    Compiling 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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.50s
[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" "2fe1b3fb79675b58efc25ed43a105a2eba9a714a74bc41f36c59ed4e03dc8b66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fe1b3fb79675b58efc25ed43a105a2eba9a714a74bc41f36c59ed4e03dc8b66", kill_on_drop: false }`
[INFO] [stdout] 2fe1b3fb79675b58efc25ed43a105a2eba9a714a74bc41f36c59ed4e03dc8b66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1832148b1de66f5c42e064b1f6efae457be656a6a41ce8040495c45bc740bc1b
[INFO] running `Command { std: "docker" "start" "-a" "1832148b1de66f5c42e064b1f6efae457be656a6a41ce8040495c45bc740bc1b", kill_on_drop: false }`
[INFO] [stderr] warning: using `.clone()` on a double reference, which returns `&wasmgdb_ddbug_parser::Function<'_>` instead of cloning the inner type
[INFO] [stderr]    --> src/lib.rs:150:55
[INFO] [stderr]     |
[INFO] [stderr] 150 |                 new.insert(demangle(&k).to_string(), v.clone());
[INFO] [stderr]     |                                                       ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `coredump-to-stack` (lib) generated 1 warning
[INFO] [stderr] warning: `coredump-to-stack` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[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] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/coredump_to_stack-37363be3b3de4f55)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests coredump_to_stack
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1832148b1de66f5c42e064b1f6efae457be656a6a41ce8040495c45bc740bc1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1832148b1de66f5c42e064b1f6efae457be656a6a41ce8040495c45bc740bc1b", kill_on_drop: false }`
[INFO] [stdout] 1832148b1de66f5c42e064b1f6efae457be656a6a41ce8040495c45bc740bc1b