[INFO] fetching crate qrbill 0.2.3...
[INFO] checking qrbill-0.2.3 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate qrbill 0.2.3 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate qrbill 0.2.3 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 qrbill 0.2.3
[INFO] finished tweaking crates.io crate qrbill 0.2.3
[INFO] tweaked toml for crates.io crate qrbill 0.2.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate qrbill 0.2.3 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]  Downloading crates ...
[INFO] [stderr]   Downloaded iso_currency v0.4.2
[INFO] [stderr]   Downloaded iso_country v0.1.4
[INFO] [stderr]   Downloaded isocountry v0.3.2
[INFO] [stderr]   Downloaded bytemuck v1.7.2
[INFO] [stderr]   Downloaded syn v1.0.78
[INFO] [stderr]   Downloaded iban_validate v4.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 62a0f0ad028e36cc11fcad8f7bf03b384c86861fe254c210751ced0507b34130
[INFO] running `Command { std: "docker" "start" "-a" "62a0f0ad028e36cc11fcad8f7bf03b384c86861fe254c210751ced0507b34130", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62a0f0ad028e36cc11fcad8f7bf03b384c86861fe254c210751ced0507b34130", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62a0f0ad028e36cc11fcad8f7bf03b384c86861fe254c210751ced0507b34130", kill_on_drop: false }`
[INFO] [stdout] 62a0f0ad028e36cc11fcad8f7bf03b384c86861fe254c210751ced0507b34130
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 32539909d8ddb45e7d6e1d2f98bf9b9748c7ccf11f5bc9cd3a72bcb9d5858ad6
[INFO] running `Command { std: "docker" "start" "-a" "32539909d8ddb45e7d6e1d2f98bf9b9748c7ccf11f5bc9cd3a72bcb9d5858ad6", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling syn v1.0.78
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]    Compiling iso_currency v0.4.2
[INFO] [stderr]     Checking bytemuck v1.7.2
[INFO] [stderr]     Checking iso_country v0.1.4
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking checked_int_cast v1.0.0
[INFO] [stderr]    Compiling anyhow v1.0.44
[INFO] [stderr]     Checking smawk v0.3.1
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking svg v0.10.0
[INFO] [stderr]     Checking thousands v0.2.0
[INFO] [stderr]     Checking iban_validate v4.0.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr]     Checking qrcode v0.12.0
[INFO] [stderr]    Compiling unicode-linebreak v0.1.2
[INFO] [stderr]     Checking thiserror v1.0.29
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]     Checking isocountry v0.3.2
[INFO] [stderr]     Checking qrbill v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.93s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: svg v0.10.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "32539909d8ddb45e7d6e1d2f98bf9b9748c7ccf11f5bc9cd3a72bcb9d5858ad6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32539909d8ddb45e7d6e1d2f98bf9b9748c7ccf11f5bc9cd3a72bcb9d5858ad6", kill_on_drop: false }`
[INFO] [stdout] 32539909d8ddb45e7d6e1d2f98bf9b9748c7ccf11f5bc9cd3a72bcb9d5858ad6
[INFO] checking qrbill-0.2.3 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate qrbill 0.2.3 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate qrbill 0.2.3 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 qrbill 0.2.3
[INFO] finished tweaking crates.io crate qrbill 0.2.3
[INFO] tweaked toml for crates.io crate qrbill 0.2.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate qrbill 0.2.3 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 57fbdb62eb824fda9b75f5c60397dc10a4764bc5d4d3b334f821a02ddd0ff4ab
[INFO] running `Command { std: "docker" "start" "-a" "57fbdb62eb824fda9b75f5c60397dc10a4764bc5d4d3b334f821a02ddd0ff4ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57fbdb62eb824fda9b75f5c60397dc10a4764bc5d4d3b334f821a02ddd0ff4ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57fbdb62eb824fda9b75f5c60397dc10a4764bc5d4d3b334f821a02ddd0ff4ab", kill_on_drop: false }`
[INFO] [stdout] 57fbdb62eb824fda9b75f5c60397dc10a4764bc5d4d3b334f821a02ddd0ff4ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 3e4ed1c4b3512d9a63453223111f44fca2aa88babae96eac02adb9efe8cec3dd
[INFO] running `Command { std: "docker" "start" "-a" "3e4ed1c4b3512d9a63453223111f44fca2aa88babae96eac02adb9efe8cec3dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling syn v1.0.78
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking bytemuck v1.7.2
[INFO] [stderr]    Compiling iso_currency v0.4.2
[INFO] [stderr]     Checking iso_country v0.1.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking smawk v0.3.1
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling anyhow v1.0.44
[INFO] [stderr]     Checking checked_int_cast v1.0.0
[INFO] [stderr]     Checking thousands v0.2.0
[INFO] [stderr]     Checking svg v0.10.0
[INFO] [stderr]     Checking iban_validate v4.0.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/chrono-0.4.19/src/format/parse.rs:491:21
[INFO] [stdout]     |
[INFO] [stdout] 491 |                     Err(INVALID)?;
[INFO] [stdout]     |                     ^^^ cannot infer type of the type parameter `T` declared on the enum `Result`
[INFO] [stdout]     |
[INFO] [stdout] help: consider specifying the generic arguments
[INFO] [stdout]     |
[INFO] [stdout] 491 |                     Err::<T, format::ParseError>(INVALID)?;
[INFO] [stdout]     |                        +++++++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]     Checking regex v1.5.4
[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 `chrono` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.5.4/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] [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] running `Command { std: "docker" "inspect" "3e4ed1c4b3512d9a63453223111f44fca2aa88babae96eac02adb9efe8cec3dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e4ed1c4b3512d9a63453223111f44fca2aa88babae96eac02adb9efe8cec3dd", kill_on_drop: false }`
[INFO] [stdout] 3e4ed1c4b3512d9a63453223111f44fca2aa88babae96eac02adb9efe8cec3dd