[INFO] fetching crate form_urlencoded 1.2.1...
[INFO] checking form_urlencoded-1.2.1 against try#0c7fed2b7584d310ca8221267fa1b3bec4df427f for pr-133502-4
[INFO] extracting crate form_urlencoded 1.2.1 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate form_urlencoded 1.2.1 on toolchain 0c7fed2b7584d310ca8221267fa1b3bec4df427f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0c7fed2b7584d310ca8221267fa1b3bec4df427f" "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-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0c7fed2b7584d310ca8221267fa1b3bec4df427f" "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" "+0c7fed2b7584d310ca8221267fa1b3bec4df427f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "+0c7fed2b7584d310ca8221267fa1b3bec4df427f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6988b7015c39e58ad3138149a98e1f1eaff2ee7a9302a4864a965f8a0c498417
[INFO] running `Command { std: "docker" "start" "-a" "6988b7015c39e58ad3138149a98e1f1eaff2ee7a9302a4864a965f8a0c498417", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6988b7015c39e58ad3138149a98e1f1eaff2ee7a9302a4864a965f8a0c498417", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6988b7015c39e58ad3138149a98e1f1eaff2ee7a9302a4864a965f8a0c498417", kill_on_drop: false }`
[INFO] [stdout] 6988b7015c39e58ad3138149a98e1f1eaff2ee7a9302a4864a965f8a0c498417
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "+0c7fed2b7584d310ca8221267fa1b3bec4df427f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 727955f4dafc2872859c598116f72d68df77e003a7fd3b4e0a08bfee6c98b4da
[INFO] running `Command { std: "docker" "start" "-a" "727955f4dafc2872859c598116f72d68df77e003a7fd3b4e0a08bfee6c98b4da", kill_on_drop: false }`
[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 0.40s
[INFO] running `Command { std: "docker" "inspect" "727955f4dafc2872859c598116f72d68df77e003a7fd3b4e0a08bfee6c98b4da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "727955f4dafc2872859c598116f72d68df77e003a7fd3b4e0a08bfee6c98b4da", kill_on_drop: false }`
[INFO] [stdout] 727955f4dafc2872859c598116f72d68df77e003a7fd3b4e0a08bfee6c98b4da