[INFO] cloning repository https://github.com/jeffbski-rga/pqrs-delete
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jeffbski-rga/pqrs-delete" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeffbski-rga%2Fpqrs-delete", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeffbski-rga%2Fpqrs-delete'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 58ea67e5e1b0e8671d999ea7f67999a4a5189613
[INFO] checking jeffbski-rga/pqrs-delete against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeffbski-rga%2Fpqrs-delete" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jeffbski-rga/pqrs-delete 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 git repo https://github.com/jeffbski-rga/pqrs-delete
[INFO] finished tweaking git repo https://github.com/jeffbski-rga/pqrs-delete
[INFO] tweaked toml for git repo https://github.com/jeffbski-rga/pqrs-delete written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/jeffbski-rga/pqrs-delete 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 multiversion-macros v0.6.1
[INFO] [stderr]   Downloaded multiversion v0.6.1
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[INFO] [stderr]   Downloaded assert_cmd v2.0.4
[INFO] [stderr]   Downloaded flatbuffers v2.1.1
[INFO] [stderr]   Downloaded lexical-core v0.8.3
[INFO] [stderr]   Downloaded lexical-parse-integer v0.8.3
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[INFO] [stderr]   Downloaded lexical-util v0.8.3
[INFO] [stderr]   Downloaded lexical-parse-float v0.8.3
[INFO] [stderr]   Downloaded lexical-write-float v0.8.4
[INFO] [stderr]   Downloaded lz4-sys v1.9.3
[INFO] [stderr]   Downloaded arrow v12.0.0
[INFO] [stderr]   Downloaded parquet v12.0.0
[INFO] [stderr]   Downloaded syn v1.0.94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] d799969a7a087ac3b59875ab10c01f42c5b19fa8ca1e8b01ab0bc43b5ba659b1
[INFO] running `Command { std: "docker" "start" "-a" "d799969a7a087ac3b59875ab10c01f42c5b19fa8ca1e8b01ab0bc43b5ba659b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d799969a7a087ac3b59875ab10c01f42c5b19fa8ca1e8b01ab0bc43b5ba659b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d799969a7a087ac3b59875ab10c01f42c5b19fa8ca1e8b01ab0bc43b5ba659b1", kill_on_drop: false }`
[INFO] [stdout] d799969a7a087ac3b59875ab10c01f42c5b19fa8ca1e8b01ab0bc43b5ba659b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 01dce857b29591e03240f6596018d4125da5d8b168355e8ee99763c03cb0b1f4
[INFO] running `Command { std: "docker" "start" "-a" "01dce857b29591e03240f6596018d4125da5d8b168355e8ee99763c03cb0b1f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.38
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling syn v1.0.94
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling uncased v0.9.6
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]     Checking lexical-util v0.8.3
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling phf v0.10.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]    Compiling phf_codegen v0.10.0
[INFO] [stderr]    Compiling zstd-sys v2.0.1+zstd.1.5.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]    Compiling lz4-sys v1.9.3
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.0
[INFO] [stderr]     Checking lexical-parse-integer v0.8.3
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[INFO] [stderr]     Checking clap_lex v0.2.0
[INFO] [stderr]     Checking miniz_oxide v0.5.1
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]     Checking lexical-core v0.8.3
[INFO] [stderr]     Checking thrift v0.13.0
[INFO] [stderr]    Compiling chrono-tz v0.6.1
[INFO] [stderr]     Checking brotli-decompressor v2.3.2
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking predicates-core v1.0.3
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling parquet v12.0.0
[INFO] [stderr]     Checking parquet-format v4.0.0
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking flate2 v1.0.23
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking termtree v0.2.4
[INFO] [stderr]     Checking base64 v0.13.0
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[INFO] [stderr]     Checking brotli v3.3.4
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]     Checking predicates-tree v1.0.5
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking fastrand v1.7.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking predicates v2.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling multiversion-macros v0.6.1
[INFO] [stderr]    Compiling clap_derive v3.1.18
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking multiversion v0.6.1
[INFO] [stderr]     Checking flatbuffers v2.1.1
[INFO] [stderr]     Checking clap v3.1.18
[INFO] [stderr]     Checking lz4 v1.23.3
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking assert_cmd v2.0.4
[INFO] [stderr]     Checking arrow v12.0.0
[INFO] [stderr]     Checking zstd v0.11.2+zstd.1.5.2
[INFO] [stderr]     Checking pqrs v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.89s
[INFO] running `Command { std: "docker" "inspect" "01dce857b29591e03240f6596018d4125da5d8b168355e8ee99763c03cb0b1f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01dce857b29591e03240f6596018d4125da5d8b168355e8ee99763c03cb0b1f4", kill_on_drop: false }`
[INFO] [stdout] 01dce857b29591e03240f6596018d4125da5d8b168355e8ee99763c03cb0b1f4
[INFO] checking jeffbski-rga/pqrs-delete against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeffbski-rga%2Fpqrs-delete" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jeffbski-rga/pqrs-delete 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 git repo https://github.com/jeffbski-rga/pqrs-delete
[INFO] finished tweaking git repo https://github.com/jeffbski-rga/pqrs-delete
[INFO] tweaked toml for git repo https://github.com/jeffbski-rga/pqrs-delete written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/jeffbski-rga/pqrs-delete 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] fbf306a59e91e25251ab14e39e39017580752d679b8c736451811e3444c2c7c1
[INFO] running `Command { std: "docker" "start" "-a" "fbf306a59e91e25251ab14e39e39017580752d679b8c736451811e3444c2c7c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fbf306a59e91e25251ab14e39e39017580752d679b8c736451811e3444c2c7c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbf306a59e91e25251ab14e39e39017580752d679b8c736451811e3444c2c7c1", kill_on_drop: false }`
[INFO] [stdout] fbf306a59e91e25251ab14e39e39017580752d679b8c736451811e3444c2c7c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 12bc9459b064c0090023f1b0a3f0e1e9510df7e43aa04fe7ae8485e2858a9bf6
[INFO] running `Command { std: "docker" "start" "-a" "12bc9459b064c0090023f1b0a3f0e1e9510df7e43aa04fe7ae8485e2858a9bf6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.38
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling syn v1.0.94
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling uncased v0.9.6
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking lexical-util v0.8.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling phf v0.10.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling zstd-sys v2.0.1+zstd.1.5.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling phf_codegen v0.10.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.5.5/src/exec.rs:848:13
[INFO] [stdout]     |
[INFO] [stdout] 848 | /             match dfa::Fsm::reverse(
[INFO] [stdout] 849 | |                 &self.ro.dfa_reverse,
[INFO] [stdout] 850 | |                 self.cache.value(),
[INFO] [stdout] 851 | |                 false,
[INFO] [stdout] ...   |
[INFO] [stdout] 862 | |                 Quit => return Some(Quit),
[INFO] [stdout] 863 | |             };
[INFO] [stdout]     | |_____________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling lz4-sys v1.9.3
[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 `regex` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "12bc9459b064c0090023f1b0a3f0e1e9510df7e43aa04fe7ae8485e2858a9bf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12bc9459b064c0090023f1b0a3f0e1e9510df7e43aa04fe7ae8485e2858a9bf6", kill_on_drop: false }`
[INFO] [stdout] 12bc9459b064c0090023f1b0a3f0e1e9510df7e43aa04fe7ae8485e2858a9bf6