[INFO] fetching crate wchar 0.11.0...
[INFO] checking wchar-0.11.0 against master#6a9758d4f38d4763bd437c48fa7e5246cecf8d04 for pr-124355
[INFO] extracting crate wchar 0.11.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate wchar 0.11.0 on toolchain 6a9758d4f38d4763bd437c48fa7e5246cecf8d04
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6a9758d4f38d4763bd437c48fa7e5246cecf8d04" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wchar 0.11.0
[INFO] finished tweaking crates.io crate wchar 0.11.0
[INFO] tweaked toml for crates.io crate wchar 0.11.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6a9758d4f38d4763bd437c48fa7e5246cecf8d04" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 40 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.60)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6a9758d4f38d4763bd437c48fa7e5246cecf8d04" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wchar-impl v0.11.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+6a9758d4f38d4763bd437c48fa7e5246cecf8d04" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] afbd46fe4b376076e68888e1a18642483e552580b75ca33e3e1723eef9f9fe4d
[INFO] running `Command { std: "docker" "start" "-a" "afbd46fe4b376076e68888e1a18642483e552580b75ca33e3e1723eef9f9fe4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "afbd46fe4b376076e68888e1a18642483e552580b75ca33e3e1723eef9f9fe4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afbd46fe4b376076e68888e1a18642483e552580b75ca33e3e1723eef9f9fe4d", kill_on_drop: false }`
[INFO] [stdout] afbd46fe4b376076e68888e1a18642483e552580b75ca33e3e1723eef9f9fe4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+6a9758d4f38d4763bd437c48fa7e5246cecf8d04" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a27e818c6c45a163a31de83f2c2b9e0a7e60ba2ea2452f00fc70abec4ebd50b
[INFO] running `Command { std: "docker" "start" "-a" "5a27e818c6c45a163a31de83f2c2b9e0a7e60ba2ea2452f00fc70abec4ebd50b", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.199
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking winnow v0.6.7
[INFO] [stderr]    Compiling trybuild v1.0.91
[INFO] [stderr]    Compiling wchar v0.11.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling rustversion v1.0.15
[INFO] [stderr]     Checking dissimilar v1.0.8
[INFO] [stderr]    Compiling syn v2.0.60
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]    Compiling wchar-impl v0.11.0
[INFO] [stderr]    Compiling serde_derive v1.0.199
[INFO] [stderr]     Checking toml_datetime v0.6.5
[INFO] [stderr]     Checking serde_spanned v0.6.5
[INFO] [stderr]     Checking serde_json v1.0.116
[INFO] [stderr]     Checking toml_edit v0.22.12
[INFO] [stderr]     Checking toml v0.8.12
[INFO] [stdout] warning: associated functions `encode_str` and `encode_str_c` are never used
[INFO] [stdout]   --> tests/util/mod.rs:9:8
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub trait Wide: Copy {
[INFO] [stdout]    |           ---- associated functions in this trait
[INFO] [stdout] 8  |     fn encode_char(c: char) -> Result<Self>;
[INFO] [stdout] 9  |     fn encode_str(text: &str) -> Vec<Self>;
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 10 |     fn encode_str_c(text: &str) -> Vec<Self>;
[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: associated function `encode_str` is never used
[INFO] [stdout]  --> tests/util/mod.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub trait Wide: Copy {
[INFO] [stdout]   |           ---- associated function in this trait
[INFO] [stdout] 8 |     fn encode_char(c: char) -> Result<Self>;
[INFO] [stdout] 9 |     fn encode_str(text: &str) -> Vec<Self>;
[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: associated function `encode_str_c` is never used
[INFO] [stdout]   --> tests/util/mod.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub trait Wide: Copy {
[INFO] [stdout]    |           ---- associated function in this trait
[INFO] [stdout] ...
[INFO] [stdout] 10 |     fn encode_str_c(text: &str) -> Vec<Self>;
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.29s
[INFO] running `Command { std: "docker" "inspect" "5a27e818c6c45a163a31de83f2c2b9e0a7e60ba2ea2452f00fc70abec4ebd50b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a27e818c6c45a163a31de83f2c2b9e0a7e60ba2ea2452f00fc70abec4ebd50b", kill_on_drop: false }`
[INFO] [stdout] 5a27e818c6c45a163a31de83f2c2b9e0a7e60ba2ea2452f00fc70abec4ebd50b