[INFO] cloning repository https://github.com/adriantombu/mail-backup
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/adriantombu/mail-backup" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadriantombu%2Fmail-backup", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadriantombu%2Fmail-backup'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 764305ed2373c8ca67bce9b4e1cfb738eed33e70
[INFO] checking adriantombu/mail-backup against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadriantombu%2Fmail-backup" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/adriantombu/mail-backup 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/adriantombu/mail-backup
[INFO] finished tweaking git repo https://github.com/adriantombu/mail-backup
[INFO] tweaked toml for git repo https://github.com/adriantombu/mail-backup written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/adriantombu/mail-backup 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 imap v2.4.1
[INFO] [stderr]   Downloaded winnow v0.5.0
[INFO] [stderr]   Downloaded imap-proto v0.10.2
[INFO] [stderr]   Downloaded nom v5.1.3
[INFO] [stderr]   Downloaded toml_edit v0.19.13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 1e804ebaaae2c34f416c95b704e6e94d16d5937d20d90bccbe5caa715086f205
[INFO] running `Command { std: "docker" "start" "-a" "1e804ebaaae2c34f416c95b704e6e94d16d5937d20d90bccbe5caa715086f205", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e804ebaaae2c34f416c95b704e6e94d16d5937d20d90bccbe5caa715086f205", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e804ebaaae2c34f416c95b704e6e94d16d5937d20d90bccbe5caa715086f205", kill_on_drop: false }`
[INFO] [stdout] 1e804ebaaae2c34f416c95b704e6e94d16d5937d20d90bccbe5caa715086f205
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 5ca9709dbfcaa509e35c92346480babb3f46c6fc60614237120e199147b237e9
[INFO] running `Command { std: "docker" "start" "-a" "5ca9709dbfcaa509e35c92346480babb3f46c6fc60614237120e199147b237e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.64
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling unicode-ident v1.0.10
[INFO] [stderr]    Compiling serde v1.0.171
[INFO] [stderr]    Compiling openssl-sys v0.9.90
[INFO] [stderr]    Compiling nom v5.1.3
[INFO] [stderr]    Compiling openssl v0.10.55
[INFO] [stderr]     Checking ryu v1.0.14
[INFO] [stderr]     Checking aho-corasick v1.0.2
[INFO] [stderr]     Checking crossbeam-epoch v0.9.15
[INFO] [stderr]     Checking hashbrown v0.14.0
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking iana-time-zone v0.1.57
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]     Checking winnow v0.5.0
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]     Checking bufstream v0.1.4
[INFO] [stderr]     Checking lexical-core v0.7.6
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking chrono v0.4.26
[INFO] [stderr]     Checking rayon-core v1.11.0
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]     Checking indexmap v2.0.0
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]    Compiling syn v2.0.25
[INFO] [stderr]     Checking regex-automata v0.3.3
[INFO] [stderr]     Checking imap-proto v0.10.2
[INFO] [stderr]     Checking regex v1.9.1
[INFO] [stderr]    Compiling serde_derive v1.0.171
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]     Checking imap v2.4.1
[INFO] [stderr]     Checking serde_spanned v0.6.3
[INFO] [stderr]     Checking toml_datetime v0.6.3
[INFO] [stderr]     Checking toml_edit v0.19.13
[INFO] [stderr]     Checking toml v0.7.6
[INFO] [stderr]     Checking mail-backup v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.96s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: imap-proto v0.10.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "5ca9709dbfcaa509e35c92346480babb3f46c6fc60614237120e199147b237e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ca9709dbfcaa509e35c92346480babb3f46c6fc60614237120e199147b237e9", kill_on_drop: false }`
[INFO] [stdout] 5ca9709dbfcaa509e35c92346480babb3f46c6fc60614237120e199147b237e9
[INFO] checking adriantombu/mail-backup against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadriantombu%2Fmail-backup" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/adriantombu/mail-backup 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/adriantombu/mail-backup
[INFO] finished tweaking git repo https://github.com/adriantombu/mail-backup
[INFO] tweaked toml for git repo https://github.com/adriantombu/mail-backup written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/adriantombu/mail-backup 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 834ad0ce1b1a5d747e6b479b0af19427ff169e4f4e7f95bc2bad1ccb0c6785fb
[INFO] running `Command { std: "docker" "start" "-a" "834ad0ce1b1a5d747e6b479b0af19427ff169e4f4e7f95bc2bad1ccb0c6785fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "834ad0ce1b1a5d747e6b479b0af19427ff169e4f4e7f95bc2bad1ccb0c6785fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "834ad0ce1b1a5d747e6b479b0af19427ff169e4f4e7f95bc2bad1ccb0c6785fb", kill_on_drop: false }`
[INFO] [stdout] 834ad0ce1b1a5d747e6b479b0af19427ff169e4f4e7f95bc2bad1ccb0c6785fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] dfc095f4281f28043cd15fbd6b2508f5e62d056958778ac86e91c219342f2a6a
[INFO] running `Command { std: "docker" "start" "-a" "dfc095f4281f28043cd15fbd6b2508f5e62d056958778ac86e91c219342f2a6a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.64
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling unicode-ident v1.0.10
[INFO] [stderr]    Compiling serde v1.0.171
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling openssl-sys v0.9.90
[INFO] [stderr]    Compiling nom v5.1.3
[INFO] [stderr]     Checking ryu v1.0.14
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling openssl v0.10.55
[INFO] [stderr]     Checking aho-corasick v1.0.2
[INFO] [stderr]     Checking hashbrown v0.14.0
[INFO] [stderr]     Checking regex-syntax v0.7.4
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]     Checking num-traits v0.2.15
[INFO] [stderr]     Checking openssl-probe v0.1.5
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/crossbeam-utils-0.8.16/src/sync/parker.rs:371:25
[INFO] [stdout]     |
[INFO] [stdout] 371 | /                         match self.state.swap(EMPTY, SeqCst) {
[INFO] [stdout] 372 | |                             NOTIFIED | PARKED => return,
[INFO] [stdout] 373 | |                             n => panic!("inconsistent park_timeout state: {}", n),
[INFO] [stdout] 374 | |                         };
[INFO] [stdout]     | |_________________________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking winnow v0.5.0
[INFO] [stderr]     Checking iana-time-zone v0.1.57
[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]     Checking base64 v0.13.1
[INFO] [stderr] error: could not compile `crossbeam-utils` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "dfc095f4281f28043cd15fbd6b2508f5e62d056958778ac86e91c219342f2a6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfc095f4281f28043cd15fbd6b2508f5e62d056958778ac86e91c219342f2a6a", kill_on_drop: false }`
[INFO] [stdout] dfc095f4281f28043cd15fbd6b2508f5e62d056958778ac86e91c219342f2a6a