[INFO] fetching crate form_urlencoded 1.2.1...
[INFO] checking form_urlencoded-1.2.1 against master#191df20fcad9331d3a948aa8e8556775ec3fe69d for pr-133502-3
[INFO] extracting crate form_urlencoded 1.2.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate form_urlencoded 1.2.1 on toolchain 191df20fcad9331d3a948aa8e8556775ec3fe69d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+191df20fcad9331d3a948aa8e8556775ec3fe69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate form_urlencoded 1.2.1
[INFO] finished tweaking crates.io crate form_urlencoded 1.2.1
[INFO] tweaked toml for crates.io crate form_urlencoded 1.2.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+191df20fcad9331d3a948aa8e8556775ec3fe69d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+191df20fcad9331d3a948aa8e8556775ec3fe69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+191df20fcad9331d3a948aa8e8556775ec3fe69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 656dc090a63d67fd40f244c4ea7c648d7b209bb85a5e6e8d9de16a88484c9055
[INFO] running `Command { std: "docker" "start" "-a" "656dc090a63d67fd40f244c4ea7c648d7b209bb85a5e6e8d9de16a88484c9055", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "656dc090a63d67fd40f244c4ea7c648d7b209bb85a5e6e8d9de16a88484c9055", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "656dc090a63d67fd40f244c4ea7c648d7b209bb85a5e6e8d9de16a88484c9055", kill_on_drop: false }`
[INFO] [stdout] 656dc090a63d67fd40f244c4ea7c648d7b209bb85a5e6e8d9de16a88484c9055
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+191df20fcad9331d3a948aa8e8556775ec3fe69d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97e25ed9e1a488c3bf392952453c4f50cc9b4bb5f7add3cf5bbb5f4f279cf112
[INFO] running `Command { std: "docker" "start" "-a" "97e25ed9e1a488c3bf392952453c4f50cc9b4bb5f7add3cf5bbb5f4f279cf112", kill_on_drop: false }`
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]     Checking form_urlencoded v1.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
[INFO] [stdout]    --> src/lib.rs:414:35
[INFO] [stdout]     |
[INFO] [stdout] 414 |                     debug_assert!(raw_utf8 == &*bytes as *const [u8]);
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ambiguous_wide_pointer_comparisons)]` on by default
[INFO] [stdout] help: use `std::ptr::addr_eq` or untyped pointers to only compare their addresses
[INFO] [stdout]     |
[INFO] [stdout] 414 -                     debug_assert!(raw_utf8 == &*bytes as *const [u8]);
[INFO] [stdout] 414 +                     debug_assert!(std::ptr::addr_eq(raw_utf8, &*bytes as *const [u8]));
[INFO] [stdout]     |
[INFO] [stdout] help: use explicit `std::ptr::eq` method to compare metadata and addresses
[INFO] [stdout]     |
[INFO] [stdout] 414 -                     debug_assert!(raw_utf8 == &*bytes as *const [u8]);
[INFO] [stdout] 414 +                     debug_assert!(std::ptr::eq(raw_utf8, &*bytes as *const [u8]));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
[INFO] [stdout]    --> src/lib.rs:414:35
[INFO] [stdout]     |
[INFO] [stdout] 414 |                     debug_assert!(raw_utf8 == &*bytes as *const [u8]);
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ambiguous_wide_pointer_comparisons)]` on by default
[INFO] [stdout] help: use `std::ptr::addr_eq` or untyped pointers to only compare their addresses
[INFO] [stdout]     |
[INFO] [stdout] 414 -                     debug_assert!(raw_utf8 == &*bytes as *const [u8]);
[INFO] [stdout] 414 +                     debug_assert!(std::ptr::addr_eq(raw_utf8, &*bytes as *const [u8]));
[INFO] [stdout]     |
[INFO] [stdout] help: use explicit `std::ptr::eq` method to compare metadata and addresses
[INFO] [stdout]     |
[INFO] [stdout] 414 -                     debug_assert!(raw_utf8 == &*bytes as *const [u8]);
[INFO] [stdout] 414 +                     debug_assert!(std::ptr::eq(raw_utf8, &*bytes as *const [u8]));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "97e25ed9e1a488c3bf392952453c4f50cc9b4bb5f7add3cf5bbb5f4f279cf112", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97e25ed9e1a488c3bf392952453c4f50cc9b4bb5f7add3cf5bbb5f4f279cf112", kill_on_drop: false }`
[INFO] [stdout] 97e25ed9e1a488c3bf392952453c4f50cc9b4bb5f7add3cf5bbb5f4f279cf112