[INFO] fetching crate sectxtlib 0.2.4...
[INFO] checking sectxtlib-0.2.4 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate sectxtlib 0.2.4 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate sectxtlib 0.2.4 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sectxtlib 0.2.4
[INFO] finished tweaking crates.io crate sectxtlib 0.2.4
[INFO] tweaked toml for crates.io crate sectxtlib 0.2.4 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 46 packages
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding windows-core v0.52.0 (latest: v0.55.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded oxilangtag v0.1.5
[INFO] [stderr]   Downloaded valuable-derive v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 734d08321ba5ef5f209f89ed4d63fda03253fd637c109e75461611e802a2667e
[INFO] running `Command { std: "docker" "start" "-a" "734d08321ba5ef5f209f89ed4d63fda03253fd637c109e75461611e802a2667e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "734d08321ba5ef5f209f89ed4d63fda03253fd637c109e75461611e802a2667e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "734d08321ba5ef5f209f89ed4d63fda03253fd637c109e75461611e802a2667e", kill_on_drop: false }`
[INFO] [stdout] 734d08321ba5ef5f209f89ed4d63fda03253fd637c109e75461611e802a2667e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af9c2b963dbc1e0099bdc25a70a95daad3e7b1512d0a61bfe65eaf792f8e2679
[INFO] running `Command { std: "docker" "start" "-a" "af9c2b963dbc1e0099bdc25a70a95daad3e7b1512d0a61bfe65eaf792f8e2679", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling valuable v0.1.0
[INFO] [stderr]     Checking oxilangtag v0.1.5
[INFO] [stderr]     Checking iri-string v0.7.0
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling valuable-derive v0.1.0
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]     Checking sectxtlib v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.53s
[INFO] running `Command { std: "docker" "inspect" "af9c2b963dbc1e0099bdc25a70a95daad3e7b1512d0a61bfe65eaf792f8e2679", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af9c2b963dbc1e0099bdc25a70a95daad3e7b1512d0a61bfe65eaf792f8e2679", kill_on_drop: false }`
[INFO] [stdout] af9c2b963dbc1e0099bdc25a70a95daad3e7b1512d0a61bfe65eaf792f8e2679
[INFO] checking sectxtlib-0.2.4 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate sectxtlib 0.2.4 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate sectxtlib 0.2.4 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sectxtlib 0.2.4
[INFO] finished tweaking crates.io crate sectxtlib 0.2.4
[INFO] tweaked toml for crates.io crate sectxtlib 0.2.4 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ff85545a9d81185384a164ade5ba196ff773057f5e127c8615d8086b2e9b9309
[INFO] running `Command { std: "docker" "start" "-a" "ff85545a9d81185384a164ade5ba196ff773057f5e127c8615d8086b2e9b9309", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff85545a9d81185384a164ade5ba196ff773057f5e127c8615d8086b2e9b9309", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff85545a9d81185384a164ade5ba196ff773057f5e127c8615d8086b2e9b9309", kill_on_drop: false }`
[INFO] [stdout] ff85545a9d81185384a164ade5ba196ff773057f5e127c8615d8086b2e9b9309
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fea2191bab6afd093ec68155259778d4ac05988df2a470bd6d7ca4fdaf779d45
[INFO] running `Command { std: "docker" "start" "-a" "fea2191bab6afd093ec68155259778d4ac05988df2a470bd6d7ca4fdaf779d45", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling valuable v0.1.0
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking oxilangtag v0.1.5
[INFO] [stderr]     Checking iri-string v0.7.0
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/iri-string-0.7.0/src/parser/str/maybe_pct_encoded.rs:318:13
[INFO] [stdout]     |
[INFO] [stdout] 318 | /             match core::str::from_utf8(&self.decoded[..len_decoded]) {
[INFO] [stdout] 319 | |                 Ok(decoded_str) => {
[INFO] [stdout] 320 | |                     // Successfully decoded.
[INFO] [stdout] 321 | |                     let len_consumed = s.len() - chars.as_str().len();
[INFO] [stdout] ...   |
[INFO] [stdout] 354 | |                 }
[INFO] [stdout] 355 | |             };
[INFO] [stdout]     | |_____________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `iri-string` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "fea2191bab6afd093ec68155259778d4ac05988df2a470bd6d7ca4fdaf779d45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fea2191bab6afd093ec68155259778d4ac05988df2a470bd6d7ca4fdaf779d45", kill_on_drop: false }`
[INFO] [stdout] fea2191bab6afd093ec68155259778d4ac05988df2a470bd6d7ca4fdaf779d45