[INFO] fetching crate mikino 0.9.1...
[INFO] checking mikino-0.9.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate mikino 0.9.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate mikino 0.9.1 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 mikino 0.9.1
[INFO] finished tweaking crates.io crate mikino 0.9.1
[INFO] tweaked toml for crates.io crate mikino 0.9.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate mikino 0.9.1 already has a lockfile, it will not be regenerated
[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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded peg v0.8.0
[INFO] [stderr]   Downloaded backtrace v0.3.65
[INFO] [stderr]   Downloaded peg-macros v0.8.0
[INFO] [stderr]   Downloaded readonly v0.2.1
[INFO] [stderr]   Downloaded peg-runtime v0.8.0
[INFO] [stderr]   Downloaded rsmt2 v0.16.0
[INFO] [stderr]   Downloaded mikino_api v0.9.1
[INFO] [stderr]   Downloaded clap v3.1.16
[INFO] [stderr]   Downloaded object v0.28.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 7fa197133e335066085dbd53de06f6657936a736ed9fdc29a2059ef5af5938ee
[INFO] running `Command { std: "docker" "start" "-a" "7fa197133e335066085dbd53de06f6657936a736ed9fdc29a2059ef5af5938ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7fa197133e335066085dbd53de06f6657936a736ed9fdc29a2059ef5af5938ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fa197133e335066085dbd53de06f6657936a736ed9fdc29a2059ef5af5938ee", kill_on_drop: false }`
[INFO] [stdout] 7fa197133e335066085dbd53de06f6657936a736ed9fdc29a2059ef5af5938ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 1464310af552b512b34a6bb2d94fe60b505f362df25331b930a484de8440b92d
[INFO] running `Command { std: "docker" "start" "-a" "1464310af552b512b34a6bb2d94fe60b505f362df25331b930a484de8440b92d", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling proc-macro2 v1.0.38
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]    Compiling backtrace v0.3.65
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking miniz_oxide v0.5.1
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling peg-runtime v0.8.0
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking clap_lex v0.2.0
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking object v0.28.3
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v3.1.16
[INFO] [stderr]    Compiling peg-macros v0.8.0
[INFO] [stderr]     Checking num-integer v0.1.45
[INFO] [stderr]     Checking num-complex v0.4.1
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]     Checking peg v0.8.0
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]    Compiling readonly v0.2.1
[INFO] [stderr]     Checking rsmt2 v0.16.0
[INFO] [stderr]     Checking mikino_api v0.9.1
[INFO] [stderr]     Checking mikino v0.9.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.05s
[INFO] running `Command { std: "docker" "inspect" "1464310af552b512b34a6bb2d94fe60b505f362df25331b930a484de8440b92d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1464310af552b512b34a6bb2d94fe60b505f362df25331b930a484de8440b92d", kill_on_drop: false }`
[INFO] [stdout] 1464310af552b512b34a6bb2d94fe60b505f362df25331b930a484de8440b92d
[INFO] checking mikino-0.9.1 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate mikino 0.9.1 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate mikino 0.9.1 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 mikino 0.9.1
[INFO] finished tweaking crates.io crate mikino 0.9.1
[INFO] tweaked toml for crates.io crate mikino 0.9.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate mikino 0.9.1 already has a lockfile, it will not be regenerated
[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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] a7c479b1ab5bd5c2a0d3e47d3a0194941e69769cb91217d4205ef367a4870575
[INFO] running `Command { std: "docker" "start" "-a" "a7c479b1ab5bd5c2a0d3e47d3a0194941e69769cb91217d4205ef367a4870575", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7c479b1ab5bd5c2a0d3e47d3a0194941e69769cb91217d4205ef367a4870575", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7c479b1ab5bd5c2a0d3e47d3a0194941e69769cb91217d4205ef367a4870575", kill_on_drop: false }`
[INFO] [stdout] a7c479b1ab5bd5c2a0d3e47d3a0194941e69769cb91217d4205ef367a4870575
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 91f1b65900bbc144f225751186a274f9d56d96820001a430fb49092a02c13551
[INFO] running `Command { std: "docker" "start" "-a" "91f1b65900bbc144f225751186a274f9d56d96820001a430fb49092a02c13551", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling proc-macro2 v1.0.38
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]    Compiling backtrace v0.3.65
[INFO] [stderr]     Checking miniz_oxide v0.5.1
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling peg-runtime v0.8.0
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking clap_lex v0.2.0
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/miniz_oxide-0.5.1/src/inflate/core.rs:1107:9
[INFO] [stdout]      |
[INFO] [stdout] 1107 | /         match state {
[INFO] [stdout] 1108 | |             Start => generate_state!(state, 'state_machine, {
[INFO] [stdout] 1109 | |                 l.bit_buf = 0;
[INFO] [stdout] 1110 | |                 l.num_bits = 0;
[INFO] [stdout] ...    |
[INFO] [stdout] 1639 | |             _ => break TINFLStatus::Failed,
[INFO] [stdout] 1640 | |         };
[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 `miniz_oxide` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "91f1b65900bbc144f225751186a274f9d56d96820001a430fb49092a02c13551", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91f1b65900bbc144f225751186a274f9d56d96820001a430fb49092a02c13551", kill_on_drop: false }`
[INFO] [stdout] 91f1b65900bbc144f225751186a274f9d56d96820001a430fb49092a02c13551