[INFO] fetching crate gexiv2-sys 1.1.2...
[INFO] checking gexiv2-sys-1.1.2 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] extracting crate gexiv2-sys 1.1.2 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate gexiv2-sys 1.1.2 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gexiv2-sys 1.1.2
[INFO] finished tweaking crates.io crate gexiv2-sys 1.1.2
[INFO] tweaked toml for crates.io crate gexiv2-sys 1.1.2 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate gexiv2-sys 1.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a3c2e85f027aa6ea0e6dc3aa0ddc234c3bcfb92613d0cae449a3495460bc2008
[INFO] running `Command { std: "docker" "start" "-a" "a3c2e85f027aa6ea0e6dc3aa0ddc234c3bcfb92613d0cae449a3495460bc2008", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3c2e85f027aa6ea0e6dc3aa0ddc234c3bcfb92613d0cae449a3495460bc2008", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3c2e85f027aa6ea0e6dc3aa0ddc234c3bcfb92613d0cae449a3495460bc2008", kill_on_drop: false }`
[INFO] [stdout] a3c2e85f027aa6ea0e6dc3aa0ddc234c3bcfb92613d0cae449a3495460bc2008
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 593bf51b30cf6a5daa2f9a79ab291400fa8fa5a0abc6dc165e2edf47eb72a70e
[INFO] running `Command { std: "docker" "start" "-a" "593bf51b30cf6a5daa2f9a79ab291400fa8fa5a0abc6dc165e2edf47eb72a70e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling gexiv2-sys v1.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> build.rs:28:20
[INFO] [stdout]    |
[INFO] [stdout] 28 |             panic!(e);
[INFO] [stdout]    |                    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[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] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 28 |             panic!("{}", e);
[INFO] [stdout]    |                    +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/test.rs:50:29
[INFO] [stdout]    |
[INFO] [stdout] 50 |             Ok(v) => panic!(v.to_string()),
[INFO] [stdout]    |                             ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[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] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 50 |             Ok(v) => panic!("{}", v.to_string()),
[INFO] [stdout]    |                             +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.97s
[INFO] running `Command { std: "docker" "inspect" "593bf51b30cf6a5daa2f9a79ab291400fa8fa5a0abc6dc165e2edf47eb72a70e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "593bf51b30cf6a5daa2f9a79ab291400fa8fa5a0abc6dc165e2edf47eb72a70e", kill_on_drop: false }`
[INFO] [stdout] 593bf51b30cf6a5daa2f9a79ab291400fa8fa5a0abc6dc165e2edf47eb72a70e