[INFO] fetching crate stackdump-trace 0.4.0...
[INFO] checking stackdump-trace-0.4.0 against master#158f00a1c5175648af6f6099b075f78d1d014a28 for pr-121251
[INFO] extracting crate stackdump-trace 0.4.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate stackdump-trace 0.4.0 on toolchain 158f00a1c5175648af6f6099b075f78d1d014a28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stackdump-trace 0.4.0
[INFO] finished tweaking crates.io crate stackdump-trace 0.4.0
[INFO] tweaked toml for crates.io crate stackdump-trace 0.4.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded trees v0.4.2
[INFO] [stderr]   Downloaded stackdump-core v0.4.0
[INFO] [stderr]   Downloaded ruzstd v0.5.0
[INFO] [stderr]   Downloaded simple_logger v4.3.3
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b30e15c6acc848b87d10aeb8788057227a16911327d6fac26dd8aebb7d052584
[INFO] running `Command { std: "docker" "start" "-a" "b30e15c6acc848b87d10aeb8788057227a16911327d6fac26dd8aebb7d052584", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b30e15c6acc848b87d10aeb8788057227a16911327d6fac26dd8aebb7d052584", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b30e15c6acc848b87d10aeb8788057227a16911327d6fac26dd8aebb7d052584", kill_on_drop: false }`
[INFO] [stdout] b30e15c6acc848b87d10aeb8788057227a16911327d6fac26dd8aebb7d052584
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e417f3539bba13c3120c52e5129692504689523fb75045873bafce2c5c1726b1
[INFO] running `Command { std: "docker" "start" "-a" "e417f3539bba13c3120c52e5129692504689523fb75045873bafce2c5c1726b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling cpp_demangle v0.4.3
[INFO] [stderr]     Checking twox-hash v1.6.3
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]     Checking fallible-iterator v0.3.0
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]     Checking colored v2.1.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling time-macros v0.2.17
[INFO] [stderr]     Checking memmap2 v0.5.10
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]     Checking num_threads v0.1.7
[INFO] [stderr]     Checking trees v0.4.2
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]     Checking time v0.3.34
[INFO] [stderr]     Checking simple_logger v4.3.3
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]    Compiling phf_macros v0.11.2
[INFO] [stderr]    Compiling strum_macros v0.25.3
[INFO] [stderr]     Checking ruzstd v0.5.0
[INFO] [stderr]     Checking phf v0.11.2
[INFO] [stderr]     Checking thiserror v1.0.57
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking stackdump-core v0.4.0
[INFO] [stderr]     Checking stackdump-trace v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `required_u8_value`, `required_u16_value`, `required_offset_value`, `required_exprloc_value`, `required_string_value`, and `required_string_value_sup` are never used
[INFO] [stdout]   --> src/gimli_extensions.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub trait AttributeExt<R: Reader> {
[INFO] [stdout]    |           ------------ methods in this trait
[INFO] [stdout] 66 |     fn required_u8_value(&self) -> Result<u8, TraceError>;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 67 |     fn required_u16_value(&self) -> Result<u16, TraceError>;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     fn required_offset_value(&self) -> Result<R::Offset, TraceError>;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 71 |     fn required_exprloc_value(&self) -> Result<Expression<R>, TraceError>;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 72 |     fn required_string_value(&self, debug_str: &DebugStr<R>) -> Result<R, TraceError>;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 73 |     fn required_string_value_sup(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `required_u8_value`, `required_u16_value`, `required_offset_value`, `required_exprloc_value`, `required_string_value`, and `required_string_value_sup` are never used
[INFO] [stdout]   --> src/gimli_extensions.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub trait AttributeExt<R: Reader> {
[INFO] [stdout]    |           ------------ methods in this trait
[INFO] [stdout] 66 |     fn required_u8_value(&self) -> Result<u8, TraceError>;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 67 |     fn required_u16_value(&self) -> Result<u16, TraceError>;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     fn required_offset_value(&self) -> Result<R::Offset, TraceError>;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 71 |     fn required_exprloc_value(&self) -> Result<Expression<R>, TraceError>;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 72 |     fn required_string_value(&self, debug_str: &DebugStr<R>) -> Result<R, TraceError>;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 73 |     fn required_string_value_sup(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.96s
[INFO] running `Command { std: "docker" "inspect" "e417f3539bba13c3120c52e5129692504689523fb75045873bafce2c5c1726b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e417f3539bba13c3120c52e5129692504689523fb75045873bafce2c5c1726b1", kill_on_drop: false }`
[INFO] [stdout] e417f3539bba13c3120c52e5129692504689523fb75045873bafce2c5c1726b1
