[INFO] fetching crate nib-cli 0.0.3...
[INFO] checking nib-cli-0.0.3 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate nib-cli 0.0.3 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate nib-cli 0.0.3 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 nib-cli 0.0.3
[INFO] finished tweaking crates.io crate nib-cli 0.0.3
[INFO] tweaked toml for crates.io crate nib-cli 0.0.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate nib-cli 0.0.3 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rst_renderer v0.4.0
[INFO] [stderr]   Downloaded cargo-husky v1.5.0
[INFO] [stderr]   Downloaded nib v0.0.8
[INFO] [stderr]   Downloaded synstructure v0.12.4
[INFO] [stderr]   Downloaded document_tree v0.4.0
[INFO] [stderr]   Downloaded rustc-demangle v0.1.20
[INFO] [stderr]   Downloaded serde-xml-rs v0.3.1
[INFO] [stderr]   Downloaded fancy-regex v0.3.5
[INFO] [stderr]   Downloaded rst_parser v0.4.0
[INFO] [stderr]   Downloaded addr2line v0.15.2
[INFO] [stderr]   Downloaded xml-rs v0.8.3
[INFO] [stderr]   Downloaded backtrace v0.3.60
[INFO] [stderr]   Downloaded plist v1.1.0
[INFO] [stderr]   Downloaded handlebars v4.0.1
[INFO] [stderr]   Downloaded syntect v4.5.0
[INFO] [stderr]   Downloaded object v0.25.3
[INFO] [stderr]   Downloaded gimli v0.24.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 457feccef8b8618fec1a06babbc70c34f065b410e87bfdd8fc481e7f394e8674
[INFO] running `Command { std: "docker" "start" "-a" "457feccef8b8618fec1a06babbc70c34f065b410e87bfdd8fc481e7f394e8674", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "457feccef8b8618fec1a06babbc70c34f065b410e87bfdd8fc481e7f394e8674", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "457feccef8b8618fec1a06babbc70c34f065b410e87bfdd8fc481e7f394e8674", kill_on_drop: false }`
[INFO] [stdout] 457feccef8b8618fec1a06babbc70c34f065b410e87bfdd8fc481e7f394e8674
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] f05f906d1d02cce091fa5ceaf20d1dd69ea55eb73c944d2004d7d1804233434f
[INFO] running `Command { std: "docker" "start" "-a" "f05f906d1d02cce091fa5ceaf20d1dd69ea55eb73c944d2004d7d1804233434f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]     Checking gimli v0.24.0
[INFO] [stderr]     Checking rustc-demangle v0.1.20
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking ryu v1.0.5
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking xml-rs v0.8.3
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking ucd-trie v0.1.3
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking object v0.25.3
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking line-wrap v0.1.1
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking quick-error v2.0.1
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]    Compiling cargo-husky v1.5.0
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking addr2line v0.15.2
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking fancy-regex v0.3.5
[INFO] [stderr]     Checking plist v1.1.0
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]     Checking serde-xml-rs v0.3.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking handlebars v4.0.1
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking document_tree v0.4.0
[INFO] [stderr]     Checking syntect v4.5.0
[INFO] [stderr]     Checking rst_renderer v0.4.0
[INFO] [stderr]     Checking rst_parser v0.4.0
[INFO] [stderr]     Checking nib v0.0.8
[INFO] [stderr]     Checking nib-cli v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.16s
[INFO] running `Command { std: "docker" "inspect" "f05f906d1d02cce091fa5ceaf20d1dd69ea55eb73c944d2004d7d1804233434f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f05f906d1d02cce091fa5ceaf20d1dd69ea55eb73c944d2004d7d1804233434f", kill_on_drop: false }`
[INFO] [stdout] f05f906d1d02cce091fa5ceaf20d1dd69ea55eb73c944d2004d7d1804233434f
[INFO] checking nib-cli-0.0.3 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate nib-cli 0.0.3 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate nib-cli 0.0.3 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 nib-cli 0.0.3
[INFO] finished tweaking crates.io crate nib-cli 0.0.3
[INFO] tweaked toml for crates.io crate nib-cli 0.0.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate nib-cli 0.0.3 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] c51e4d43006b2eca601b72dcca7f45b148f978444e06f8eb2a25c50dc9d59ccd
[INFO] running `Command { std: "docker" "start" "-a" "c51e4d43006b2eca601b72dcca7f45b148f978444e06f8eb2a25c50dc9d59ccd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c51e4d43006b2eca601b72dcca7f45b148f978444e06f8eb2a25c50dc9d59ccd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c51e4d43006b2eca601b72dcca7f45b148f978444e06f8eb2a25c50dc9d59ccd", kill_on_drop: false }`
[INFO] [stdout] c51e4d43006b2eca601b72dcca7f45b148f978444e06f8eb2a25c50dc9d59ccd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 59836d56fb0c0494bbf2dafc33cf9aef8269be058bb1c6eb75b9eb8f72edfc15
[INFO] running `Command { std: "docker" "start" "-a" "59836d56fb0c0494bbf2dafc33cf9aef8269be058bb1c6eb75b9eb8f72edfc15", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]     Checking gimli v0.24.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking rustc-demangle v0.1.20
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking ryu v1.0.5
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking xml-rs v0.8.3
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/miniz_oxide-0.4.4/src/inflate/core.rs:1060:9
[INFO] [stdout]      |
[INFO] [stdout] 1060 | /         match state {
[INFO] [stdout] 1061 | |             Start => generate_state!(state, 'state_machine, {
[INFO] [stdout] 1062 | |                 l.bit_buf = 0;
[INFO] [stdout] 1063 | |                 l.num_bits = 0;
[INFO] [stdout] ...    |
[INFO] [stdout] 1592 | |             _ => break TINFLStatus::Failed,
[INFO] [stdout] 1593 | |         };
[INFO] [stdout]      | |_________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking object v0.25.3
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]    Compiling quote v1.0.9
[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" "59836d56fb0c0494bbf2dafc33cf9aef8269be058bb1c6eb75b9eb8f72edfc15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59836d56fb0c0494bbf2dafc33cf9aef8269be058bb1c6eb75b9eb8f72edfc15", kill_on_drop: false }`
[INFO] [stdout] 59836d56fb0c0494bbf2dafc33cf9aef8269be058bb1c6eb75b9eb8f72edfc15