[INFO] fetching crate libchisel 0.6.0...
[INFO] checking libchisel-0.6.0 against master#6d05c430d2f0573bf98320bb1d2457a72ea1e67f for pr-116607
[INFO] extracting crate libchisel 0.6.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate libchisel 0.6.0 on toolchain 6d05c430d2f0573bf98320bb1d2457a72ea1e67f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6d05c430d2f0573bf98320bb1d2457a72ea1e67f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libchisel 0.6.0
[INFO] finished tweaking crates.io crate libchisel 0.6.0
[INFO] tweaked toml for crates.io crate libchisel 0.6.0 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" "+6d05c430d2f0573bf98320bb1d2457a72ea1e67f" "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" "+6d05c430d2f0573bf98320bb1d2457a72ea1e67f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded binaryen v0.9.0
[INFO] [stderr]   Downloaded rustc-hex v1.0.0
[INFO] [stderr]   Downloaded parity-wasm v0.40.3
[INFO] [stderr]   Downloaded walrus-macro v0.8.0
[INFO] [stderr]   Downloaded wasmparser v0.30.0
[INFO] [stderr]   Downloaded walrus v0.8.0
[INFO] [stderr]   Downloaded wasm-snip v0.2.0
[INFO] [stderr]   Downloaded binaryen-sys v0.9.0
[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@sha256:023092b8bfa974c7f3e45c5ce651cc8dd3afd5e76915d5995b8dacd3032bf956" "/opt/rustwide/cargo-home/bin/cargo" "+6d05c430d2f0573bf98320bb1d2457a72ea1e67f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 94924615c63eca3c33f7a9b35253f0ec26fa020b969615abc31be94624bda11c
[INFO] running `Command { std: "docker" "start" "-a" "94924615c63eca3c33f7a9b35253f0ec26fa020b969615abc31be94624bda11c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94924615c63eca3c33f7a9b35253f0ec26fa020b969615abc31be94624bda11c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94924615c63eca3c33f7a9b35253f0ec26fa020b969615abc31be94624bda11c", kill_on_drop: false }`
[INFO] [stdout] 94924615c63eca3c33f7a9b35253f0ec26fa020b969615abc31be94624bda11c
[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@sha256:023092b8bfa974c7f3e45c5ce651cc8dd3afd5e76915d5995b8dacd3032bf956" "/opt/rustwide/cargo-home/bin/cargo" "+6d05c430d2f0573bf98320bb1d2457a72ea1e67f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 854ee191065aee5b45262b93dad1df57f594530cfd505e1c4873fba1af96f72b
[INFO] running `Command { std: "docker" "start" "-a" "854ee191065aee5b45262b93dad1df57f594530cfd505e1c4873fba1af96f72b", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]     Checking gimli v0.28.0
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking object v0.32.1
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking id-arena v2.2.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking wasmparser v0.30.0
[INFO] [stderr]     Checking leb128 v0.2.5
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking parity-wasm v0.40.3
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking rustc-hex v1.0.0
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]    Compiling walrus-macro v0.8.0
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking walrus v0.8.0
[INFO] [stderr]     Checking wasm-snip v0.2.0
[INFO] [stderr]     Checking libchisel v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/lib.rs:83:35
[INFO] [stdout]    |
[INFO] [stdout] 83 |         ModuleError::Custom(error.description().to_string())
[INFO] [stdout]    |                                   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/lib.rs:91:31
[INFO] [stdout]    |
[INFO] [stdout] 91 |         ModuleError::Custom(a.description().to_string())
[INFO] [stdout]    |                               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/lib.rs:83:35
[INFO] [stdout]    |
[INFO] [stdout] 83 |         ModuleError::Custom(error.description().to_string())
[INFO] [stdout]    |                                   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/lib.rs:91:31
[INFO] [stdout]    |
[INFO] [stdout] 91 |         ModuleError::Custom(a.description().to_string())
[INFO] [stdout]    |                               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:218:59
[INFO] [stdout]     |
[INFO] [stdout] 218 |         let err_description_unsupported = err_unsupported.description();
[INFO] [stdout]     |                                                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:222:49
[INFO] [stdout]     |
[INFO] [stdout] 222 |         let err_description_custom = err_custom.description();
[INFO] [stdout]     |                                                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.27s
[INFO] running `Command { std: "docker" "inspect" "854ee191065aee5b45262b93dad1df57f594530cfd505e1c4873fba1af96f72b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "854ee191065aee5b45262b93dad1df57f594530cfd505e1c4873fba1af96f72b", kill_on_drop: false }`
[INFO] [stdout] 854ee191065aee5b45262b93dad1df57f594530cfd505e1c4873fba1af96f72b