[INFO] fetching crate howto 0.4.0...
[INFO] checking howto-0.4.0 against master#2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4 for pr-84385
[INFO] extracting crate howto 0.4.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate howto 0.4.0 on toolchain 2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate howto 0.4.0
[INFO] finished tweaking crates.io crate howto 0.4.0
[INFO] tweaked toml for crates.io crate howto 0.4.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded selectors v0.21.0
[INFO] [stderr]   Downloaded cssparser-macros v0.3.6
[INFO] [stderr]   Downloaded html5ever v0.22.5
[INFO] [stderr]   Downloaded cssparser v0.25.9
[INFO] [stderr]   Downloaded scraper v0.10.1
[INFO] [stderr]   Downloaded procedural-masquerade v0.1.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f3c7314395cc4b4c90fdd1c633b07d2636b714a84cd367d3a0eab686b6d19ac
[INFO] running `Command { std: "docker" "start" "-a" "9f3c7314395cc4b4c90fdd1c633b07d2636b714a84cd367d3a0eab686b6d19ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f3c7314395cc4b4c90fdd1c633b07d2636b714a84cd367d3a0eab686b6d19ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f3c7314395cc4b4c90fdd1c633b07d2636b714a84cd367d3a0eab686b6d19ac", kill_on_drop: false }`
[INFO] [stdout] 9f3c7314395cc4b4c90fdd1c633b07d2636b714a84cd367d3a0eab686b6d19ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 780f85aec67a1a14757ba898c1ef6777575d8ac94e5369c3a706a4129836192d
[INFO] running `Command { std: "docker" "start" "-a" "780f85aec67a1a14757ba898c1ef6777575d8ac94e5369c3a706a4129836192d", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.134
[INFO] [stderr]    Compiling proc-macro2 v1.0.46
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.102
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling futures-core v0.3.24
[INFO] [stderr]    Compiling serde v1.0.145
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking once_cell v1.15.0
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling futures-task v0.3.24
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]     Checking futures-sink v0.3.24
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling futures-channel v0.3.24
[INFO] [stderr]    Compiling futures-util v0.3.24
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling serde_derive v1.0.145
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking itoa v1.0.4
[INFO] [stderr]     Checking pin-project-lite v0.1.12
[INFO] [stderr]    Compiling openssl-sys v0.9.76
[INFO] [stderr]    Compiling serde_json v1.0.85
[INFO] [stderr]     Checking futures-io v0.3.24
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.42
[INFO] [stderr]     Checking bytes v1.2.1
[INFO] [stderr]    Compiling ryu v1.0.11
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking phf v0.7.24
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]    Compiling native-tls v0.2.10
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking futf v0.1.5
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking openssl-probe v0.1.5
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]     Checking percent-encoding v2.2.0
[INFO] [stderr]    Compiling procedural-masquerade v0.1.7
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking form_urlencoded v1.1.0
[INFO] [stderr]     Checking tendril v0.4.3
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]     Checking dtoa-short v0.3.3
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]    Compiling selectors v0.21.0
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]    Compiling backtrace v0.3.66
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking gimli v0.26.2
[INFO] [stderr]     Checking tower-service v0.3.2
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking httpdate v0.3.2
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking miniz_oxide v0.5.4
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking servo_arc v0.1.1
[INFO] [stderr]     Checking idna v0.3.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking object v0.29.0
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking thin-slice v0.1.1
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking url v2.3.1
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]     Checking ipnet v2.5.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking ego-tree v0.6.2
[INFO] [stderr]    Compiling futures-macro v0.3.24
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling pin-project-internal v1.0.12
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]    Compiling cssparser v0.25.9
[INFO] [stderr]    Compiling cssparser-macros v0.3.6
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking pin-project v1.0.12
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]    Compiling html5ever v0.22.5
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.2.7
[INFO] [stderr]     Checking futures-executor v0.3.24
[INFO] [stderr]     Checking futures v0.3.24
[INFO] [stderr]    Compiling markup5ever v0.7.5
[INFO] [stderr]     Checking hyper v0.13.10
[INFO] [stderr]     Checking scraper v0.10.1
[INFO] [stderr]     Checking hyper-tls v0.4.3
[INFO] [stderr]     Checking reqwest v0.10.10
[INFO] [stderr]     Checking howto v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/lib.rs:94:6
[INFO] [stdout]    |
[INFO] [stdout] 94 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/lib.rs:94:6
[INFO] [stdout]    |
[INFO] [stdout] 94 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 57s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: cssparser v0.25.9, selectors v0.21.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "780f85aec67a1a14757ba898c1ef6777575d8ac94e5369c3a706a4129836192d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "780f85aec67a1a14757ba898c1ef6777575d8ac94e5369c3a706a4129836192d", kill_on_drop: false }`
[INFO] [stdout] 780f85aec67a1a14757ba898c1ef6777575d8ac94e5369c3a706a4129836192d