[INFO] fetching crate scoped 0.1.2...
[INFO] checking scoped-0.1.2 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate scoped 0.1.2 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate scoped 0.1.2 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate scoped 0.1.2
[INFO] finished tweaking crates.io crate scoped 0.1.2
[INFO] tweaked toml for crates.io crate scoped 0.1.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c7a808c6bf016939262944b0a2ec0e7591b6d3d118672a5cc45c3e376fa1e39a
[INFO] running `Command { std: "docker" "start" "-a" "c7a808c6bf016939262944b0a2ec0e7591b6d3d118672a5cc45c3e376fa1e39a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7a808c6bf016939262944b0a2ec0e7591b6d3d118672a5cc45c3e376fa1e39a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7a808c6bf016939262944b0a2ec0e7591b6d3d118672a5cc45c3e376fa1e39a", kill_on_drop: false }`
[INFO] [stdout] c7a808c6bf016939262944b0a2ec0e7591b6d3d118672a5cc45c3e376fa1e39a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e42fce99c2911cfa91db5d7587c03b1409be0fac238cf032d7d1e0f8c2dc49f
[INFO] running `Command { std: "docker" "start" "-a" "3e42fce99c2911cfa91db5d7587c03b1409be0fac238cf032d7d1e0f8c2dc49f", kill_on_drop: false }`
[INFO] [stderr]     Checking scoped v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:430:66
[INFO] [stdout]     |
[INFO] [stdout] 430 |             let mut v = guard.on_scope_exit_with(v, |vec| panic!(vec));
[INFO] [stdout]     |                                                                  ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `Vec<i32>`
[INFO] [stdout]     |
[INFO] [stdout] 430 |             let mut v = guard.on_scope_exit_with(v, |vec| panic!("{:?}", vec));
[INFO] [stdout]     |                                                                  +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 430 |             let mut v = guard.on_scope_exit_with(v, |vec| std::panic::panic_any(vec));
[INFO] [stdout]     |                                                           ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "3e42fce99c2911cfa91db5d7587c03b1409be0fac238cf032d7d1e0f8c2dc49f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e42fce99c2911cfa91db5d7587c03b1409be0fac238cf032d7d1e0f8c2dc49f", kill_on_drop: false }`
[INFO] [stdout] 3e42fce99c2911cfa91db5d7587c03b1409be0fac238cf032d7d1e0f8c2dc49f